/* PromptCAD Editor — Warm auth-inspired theme */

:root {
    --bg-dark: #f2eee7;
    --bg-panel: rgba(255, 250, 242, 0.9);
    --bg-input: #fffdf8;
    --bg-viewport: #d7ccbc;
    --accent: #b5522d;
    --accent-hover: #944324;
    --accent-soft: rgba(181, 82, 45, 0.12);
    --text: #24180f;
    --text-dim: #6a5645;
    --border: #d8c7b5;
    --border-strong: #c8b39b;
    --panel-shadow: rgba(37, 27, 19, 0.12);
    --panel-shadow-strong: rgba(37, 27, 19, 0.16);
    --surface-muted: rgba(255, 250, 242, 0.72);
    --surface-hover: #f8f1e7;
    --surface-overlay: rgba(255, 250, 242, 0.82);
    --viewport-grid: rgba(137, 108, 82, 0.12);
    --viewport-grid-strong: rgba(137, 108, 82, 0.2);
    --viewport-glow: rgba(181, 82, 45, 0.18);
    --success: #427a43;
    --danger: #b42318;
    --warning: #ab6b18;
    --radius: 12px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

.file-input-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

[v-cloak] {
    display: none;
}

body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background:
        radial-gradient(circle at top, rgba(181, 82, 45, 0.18), transparent 34%),
        linear-gradient(160deg, #efe4d4 0%, var(--bg-dark) 45%, #e4d7c7 100%);
    color: var(--text);
    height: 100vh;
    overflow: hidden;
}

body::before,
body::after {
    content: "";
    position: fixed;
    border-radius: 999px;
    pointer-events: none;
    filter: blur(8px);
    z-index: 0;
}

body::before {
    top: -120px;
    left: -80px;
    width: 320px;
    height: 320px;
    background: rgba(181, 82, 45, 0.09);
}

body::after {
    right: -110px;
    bottom: -120px;
    width: 360px;
    height: 360px;
    background: rgba(148, 67, 36, 0.08);
}

#app {
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: relative;
    z-index: 1;
}

/* ---- Header ---- */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 90;
    padding: 12px 16px;
    min-height: 68px;
    background: rgba(255, 250, 242, 0.72);
    border-bottom: 1px solid rgba(200, 179, 155, 0.52);
    backdrop-filter: blur(14px);
    box-shadow: 0 10px 30px rgba(37, 27, 19, 0.05);
    flex-shrink: 0;
}

.brand-lockup {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    min-width: 0;
}

.brand-mark {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 52px;
    width: 52px;
    height: 52px;
    border-radius: 14px;
}

.brand-mark::before,
.brand-mark::after {
    content: none;
}

.brand-mark-core {
    display: none;
}

.brand-mark-image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 10px 18px rgba(37, 27, 19, 0.18));
}

.brand-copy {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.brand-kicker {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(106, 86, 69, 0.84);
}

.brand-name {
    color: var(--accent);
    font-size: 17px;
    font-weight: 800;
    letter-spacing: 0.04em;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.project-header-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}

.project-title {
    max-width: 260px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.project-status {
    padding: 5px 10px;
    border-radius: 999px;
    border: 1px solid rgba(200, 179, 155, 0.9);
    color: var(--text-dim);
    font-size: 11px;
    letter-spacing: 0.03em;
    background: rgba(255, 250, 242, 0.72);
}

.project-status.dirty {
    border-color: var(--warning);
    color: var(--warning);
}

.project-name-input {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    padding: 4px 12px;
    font-size: 14px;
    width: 240px;
    text-align: center;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
}

.auth-logout-form { margin: 0; }

.header-menu {
    position: relative;
}

.header-menu-trigger {
    min-width: 132px;
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding-inline: 14px 12px;
}

.header-menu-trigger-copy {
    font-weight: 700;
    letter-spacing: 0.02em;
}

.header-menu-trigger-icon {
    width: 18px;
    height: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--text-dim);
}

.header-menu-trigger-icon svg {
    width: 100%;
    height: 100%;
    display: block;
}

.header-menu.open .header-menu-trigger {
    border-color: rgba(181, 82, 45, 0.4);
    background: rgba(255, 248, 240, 0.96);
    box-shadow: 0 10px 24px rgba(37, 27, 19, 0.1);
}

.header-menu-panel {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: min(320px, calc(100vw - 24px));
    padding: 10px;
    border-radius: 20px;
    border: 1px solid rgba(200, 179, 155, 0.78);
    background: linear-gradient(180deg, rgba(255, 250, 242, 0.98), rgba(247, 237, 224, 0.96));
    box-shadow: 0 22px 44px rgba(37, 27, 19, 0.16);
    backdrop-filter: blur(18px);
    z-index: 70;
}

.header-menu-section {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 8px;
    border-radius: 16px;
}

.header-menu-section + .header-menu-section {
    margin-top: 4px;
    border-top: 1px solid rgba(216, 199, 181, 0.7);
    padding-top: 12px;
}

.header-menu-section-label {
    padding: 0 6px 4px;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: rgba(106, 86, 69, 0.72);
}

.header-menu-account-email {
    padding: 0 6px 8px;
    font-size: 12px;
    color: var(--text-dim);
    word-break: break-word;
}

.header-menu-form {
    margin: 0;
}

.header-menu-item {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 12px;
    border: none;
    border-radius: 12px;
    background: transparent;
    color: var(--text);
    font: inherit;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease;
}

.header-menu-item:hover:not(:disabled),
.header-menu-item:focus-visible {
    background: rgba(181, 82, 45, 0.08);
    color: var(--accent);
    outline: none;
}

.header-menu-item:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.header-menu-shortcut {
    flex-shrink: 0;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: rgba(106, 86, 69, 0.66);
}

/* ---- Buttons ---- */
.btn {
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 999px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, box-shadow 0.15s, transform 0.15s;
    box-shadow: 0 6px 18px rgba(37, 27, 19, 0.06);
}
.btn:hover {
    background: var(--surface-hover);
    border-color: var(--border-strong);
    transform: translateY(-1px);
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: var(--accent); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-danger { background: var(--danger); border-color: var(--danger); }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn.active { background: var(--accent); border-color: var(--accent); }

.btn,
.btn-primary,
.btn-danger {
    color: #fffaf2;
}

.btn:not(.btn-primary):not(.btn-danger) {
    color: var(--text);
}

.btn:focus-visible {
    outline: 2px solid rgba(181, 82, 45, 0.24);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(181, 82, 45, 0.1);
}

.file-drop-overlay {
    position: fixed;
    inset: 0;
    z-index: 30;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(36, 24, 15, 0.18);
    backdrop-filter: blur(10px);
}

.file-drop-card {
    min-width: min(460px, calc(100vw - 32px));
    padding: 28px 32px;
    border-radius: 24px;
    border: 1px solid rgba(181, 82, 45, 0.28);
    background: linear-gradient(180deg, rgba(255, 250, 242, 0.96) 0%, rgba(247, 235, 220, 0.96) 100%);
    box-shadow: 0 28px 60px rgba(37, 27, 19, 0.18);
    text-align: center;
}

.file-drop-title {
    display: block;
    font-size: 18px;
    font-weight: 800;
    color: var(--accent);
}

.file-drop-copy {
    display: block;
    margin-top: 8px;
    font-size: 13px;
    color: var(--text-dim);
}

@media (max-width: 900px) {
    .header {
        height: auto;
        padding: 8px 12px;
        gap: 8px;
        flex-wrap: wrap;
    }

    .header-right {
        width: 100%;
        justify-content: flex-end;
        flex-wrap: wrap;
    }

    .header-left {
        width: 100%;
        justify-content: space-between;
    }

    .header-menu-panel {
        right: 0;
        left: auto;
    }
}

/* ---- Main layout ---- */
.main-layout {
    display: flex;
    flex: 1;
    overflow: hidden;
    gap: 14px;
    padding: 14px;
}

/* ---- Sidebars ---- */
.sidebar {
    width: 220px;
    background: rgba(255, 250, 242, 0.78);
    border: 1px solid rgba(200, 179, 155, 0.68);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overflow-x: hidden;
    flex-shrink: 0;
    backdrop-filter: blur(12px);
    border-radius: 28px;
    box-shadow: 0 18px 40px rgba(37, 27, 19, 0.08);
}
.sidebar-right {
    width: 300px;
}

.panel {
    padding: 14px;
    border-bottom: 1px solid rgba(200, 179, 155, 0.56);
}
.panel:first-child {
    padding-top: 16px;
}

.panel:last-child {
    border-bottom: none;
}

.panel h3 {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-dim);
    margin-bottom: 10px;
}

.panel h3::before {
    content: "";
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(181, 82, 45, 0.95), rgba(181, 82, 45, 0.45));
    box-shadow: 0 0 0 4px rgba(181, 82, 45, 0.08);
}
.badge {
    background: var(--bg-input);
    padding: 1px 6px;
    border-radius: 10px;
    font-size: 11px;
}

/* ---- Shape grid ---- */
.shape-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
}
.shape-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 8px 4px;
    background: rgba(255, 253, 248, 0.96);
    border: 1px solid var(--border);
    border-radius: 18px;
    color: var(--text);
    font-size: 11px;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, box-shadow 0.15s, transform 0.15s;
    box-shadow:
        0 8px 18px rgba(37, 27, 19, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.72);
}
.shape-btn:hover {
    background: var(--surface-hover);
    border-color: var(--border-strong);
    transform: translateY(-1px);
}
.shape-btn.active {
    color: #fff;
    border-color: var(--accent);
    background: linear-gradient(135deg, #c7643e 0%, var(--accent) 100%);
}
.shape-icon {
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: currentColor;
}
.shape-icon svg,
.obj-type svg {
    width: 100%;
    height: 100%;
    display: block;
    overflow: visible;
}
.primitive-icon-svg {
    vector-effect: non-scaling-stroke;
}
.primitive-icon-stroke {
    stroke: currentColor;
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
}
.primitive-icon-fill {
    fill: currentColor;
    opacity: 0.14;
}
.shape-btn:hover .primitive-icon-fill {
    opacity: 0.22;
}


.tool-stack {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.shape-actions,
.sketch-actions {
    margin-top: 8px;
}

.shape-btn-wide {
    width: 100%;
    flex-direction: row;
    justify-content: flex-start;
    gap: 10px;
    padding: 10px 12px;
    font-size: 12px;
}

.sketch-actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
}

.sketch-actions .shape-btn-wide {
    min-height: 68px;
    align-items: center;
    justify-content: center;
    text-align: center;
    flex-direction: column;
    gap: 6px;
    padding: 10px 8px;
    font-size: 10px;
    line-height: 1.15;
}

.sketch-actions .shape-icon {
    width: 26px;
    height: 26px;
}

/* ---- Transform buttons ---- */
.transform-btns {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
}

.transform-btn {
    width: 100%;
    min-width: 0;
    aspect-ratio: 1 / 1;
    min-height: 52px;
    padding: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: 16px;
    color: var(--text);
    background: rgba(255, 253, 248, 0.96);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s, box-shadow 0.15s, transform 0.15s;
    box-shadow:
        0 8px 18px rgba(37, 27, 19, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.72);
}

.transform-btn:hover {
    background: var(--surface-hover);
    border-color: var(--border-strong);
    transform: translateY(-1px);
}

.transform-btn:focus-visible {
    outline: 2px solid rgba(181, 82, 45, 0.3);
    outline-offset: 2px;
}

.transform-btn.active {
    color: #fff;
    border-color: var(--accent);
    background: linear-gradient(135deg, #c7643e 0%, var(--accent) 100%);
}

.transform-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}
.transform-icon svg {
    width: 100%;
    height: 100%;
    display: block;
    overflow: visible;
}
.transform-icon-stroke {
    stroke: currentColor;
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
    vector-effect: non-scaling-stroke;
}
.transform-icon-fill {
    fill: currentColor;
    opacity: 0.14;
}
.transform-btn:hover .transform-icon-fill,
.transform-btn.active .transform-icon-fill {
    opacity: 0.22;
}

/* ---- Scene tree ---- */
.scene-tree { flex: 1; min-height: 120px; }
.object-list { max-height: 200px; overflow-y: auto; }
.object-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 5px 8px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 13px;
    transition: background 0.1s;
}
.object-item:hover { background: rgba(181, 82, 45, 0.08); }
.object-item.selected {
    background: var(--accent);
    color: #fffaf2;
}
.object-item.selected .obj-op.add,
.object-item.selected .obj-op.subtract,
.object-item.selected .obj-name,
.object-item.selected .obj-type {
    color: inherit;
}
.obj-type {
    width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.92);
    flex-shrink: 0;
}
.obj-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.obj-op { font-size: 11px; width: 16px; text-align: center; border-radius: 3px; }
.obj-op.subtract { color: var(--danger); }
.obj-op.add { color: var(--success); }

/* ---- Properties panel ---- */
.properties {
    overflow-y: auto;
    flex: 1;
}
.prop-group {
    margin-bottom: 10px;
}
.prop-group label {
    display: block;
    font-size: 11px;
    color: var(--text-dim);
    margin-bottom: 6px;
    font-weight: 600;
    letter-spacing: 0.03em;
}
.prop-group input, .prop-group select, .prop-group textarea {
    width: 100%;
    background: rgba(255, 253, 248, 0.96);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text);
    padding: 8px 10px;
    font-size: 13px;
    transition: border-color 140ms ease, box-shadow 140ms ease, background 140ms ease;
}
.prop-group textarea {
    font-family: monospace;
    font-size: 11px;
    resize: vertical;
}

.prop-group input:focus,
.prop-group select:focus,
.prop-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(181, 82, 45, 0.1);
    background: #fff;
}

.vec3-inputs {
    display: flex;
    gap: 4px;
}
.vec3-inputs > div {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 2px;
}
.vec3-inputs span {
    font-size: 10px;
    color: var(--text-dim);
    width: 14px;
}
.vec3-inputs input {
    width: 100%;
}
.prop-actions {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-top: 12px;
}

.prop-actions .btn {
    min-width: 0;
}

.scale-tool-group {
    padding: 10px;
    border: 1px solid rgba(216, 199, 181, 0.86);
    border-radius: 18px;
    background: rgba(255, 250, 242, 0.74);
    box-shadow: 0 10px 26px rgba(37, 27, 19, 0.05);
}

.scale-tool-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 8px;
}

.scale-tool-header label {
    margin-bottom: 0;
}

.scale-tool-summary {
    font-size: 11px;
    color: var(--text-dim);
}

.scale-tool-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.scale-tool-meta select {
    flex: 0 0 138px;
}

.scale-tool-lock {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text);
}

.scale-tool-lock input {
    width: auto;
}

.scale-tool-grid {
    display: grid;
    gap: 8px;
}

.scale-tool-axis label {
    display: block;
    margin-bottom: 4px;
}

.scale-tool-input-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.scale-tool-input-row input {
    flex: 1;
}

.scale-tool-unit {
    min-width: 30px;
    font-size: 12px;
    color: var(--text-dim);
    text-align: right;
}

.alignment-tool-group {
    margin-top: 10px;
    padding: 12px;
    border: 1px solid rgba(216, 199, 181, 0.86);
    border-radius: 18px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.4), rgba(255, 250, 242, 0.72)),
        rgba(255, 250, 242, 0.8);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.7),
        0 10px 28px rgba(37, 27, 19, 0.06);
}

.alignment-tool-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 10px;
}

.alignment-tool-header label {
    margin-bottom: 0;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.alignment-tool-summary {
    font-size: 11px;
    color: var(--text-dim);
    line-height: 1.4;
}

.alignment-tool-grid {
    display: grid;
    gap: 10px;
}

.shell-group {
    margin-top: 4px;
}

.shell-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 14px 16px;
    border-radius: 18px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(247, 248, 251, 0.96));
    box-shadow: inset 0 0 0 1px rgba(117, 119, 120, 0.08), 0 12px 28px rgba(44, 47, 48, 0.05);
}

.shell-copy {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}

.shell-copy label {
    margin-bottom: 0;
}

.shell-copy .empty-hint {
    padding: 0;
    line-height: 1.45;
}

.shell-toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    border: none;
    border-radius: 999px;
    background: rgba(76, 73, 201, 0.08);
    color: var(--text);
    padding: 6px 10px 6px 6px;
    font: inherit;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.18s ease, color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
    flex-shrink: 0;
}

.shell-toggle-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 24px rgba(44, 47, 48, 0.08);
}

.shell-toggle-btn.active {
    background: rgba(76, 73, 201, 0.14);
    color: #3f3bbd;
}

.shell-toggle-track {
    position: relative;
    width: 42px;
    height: 24px;
    border-radius: 999px;
    background: rgba(123, 135, 148, 0.32);
    transition: background 0.18s ease;
}

.shell-toggle-knob {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 0 4px 10px rgba(44, 47, 48, 0.18);
    transition: transform 0.18s ease;
}

.shell-toggle-btn.active .shell-toggle-track {
    background: linear-gradient(150deg, #8382ff 0%, #4c49c9 100%);
}

.shell-toggle-btn.active .shell-toggle-knob {
    transform: translateX(18px);
}

.shell-toggle-label {
    min-width: 24px;
    text-align: center;
}

.object-color-group {
    margin-top: 4px;
}

.object-color-dropdown {
    position: relative;
}

.object-color-current {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    width: 100%;
    padding: 11px 12px;
    border: none;
    border-radius: 14px;
    background: #f2f4f6;
    box-shadow: inset 0 0 0 1px rgba(117, 119, 120, 0.08);
    color: var(--text);
    font: inherit;
    cursor: pointer;
    transition: box-shadow 0.16s ease, transform 0.16s ease, background 0.16s ease;
}

.object-color-current:hover {
    transform: translateY(-1px);
    box-shadow: inset 0 0 0 1px rgba(117, 119, 120, 0.1), 0 10px 22px rgba(44, 47, 48, 0.08);
}

.object-color-dropdown.open .object-color-current {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 242, 236, 0.98));
    box-shadow: inset 0 0 0 1px rgba(181, 82, 45, 0.22), 0 12px 28px rgba(44, 47, 48, 0.08);
}

.object-color-current-value {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}

.object-color-caret {
    width: 9px;
    height: 9px;
    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg) translateY(-1px);
    transition: transform 0.16s ease;
    flex: 0 0 auto;
}

.object-color-dropdown.open .object-color-caret {
    transform: rotate(-135deg) translate(-1px, -1px);
}

.object-color-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    z-index: 16;
    display: grid;
    gap: 8px;
    max-height: 252px;
    padding: 10px;
    overflow-y: auto;
    border-radius: 16px;
    background: rgba(255, 250, 242, 0.98);
    box-shadow: 0 18px 44px rgba(27, 20, 14, 0.18), inset 0 0 0 1px rgba(216, 199, 181, 0.85);
}

.object-color-menu::-webkit-scrollbar {
    width: 8px;
}

.object-color-menu::-webkit-scrollbar-thumb {
    background: rgba(123, 135, 148, 0.38);
    border-radius: 999px;
}

.object-color-swatch {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    min-width: 0;
    padding: 10px 12px;
    border: none;
    border-radius: 14px;
    background: #f2f4f6;
    box-shadow: inset 0 0 0 1px rgba(117, 119, 120, 0.08);
    color: var(--text);
    font: inherit;
    text-align: left;
    cursor: pointer;
    transition: transform 0.16s ease, box-shadow 0.16s ease, background 0.16s ease, color 0.16s ease;
}

.object-color-swatch:hover {
    transform: translateY(-1px);
    box-shadow: inset 0 0 0 1px rgba(117, 119, 120, 0.1), 0 10px 22px rgba(44, 47, 48, 0.08);
}

.object-color-swatch.active {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 242, 236, 0.98));
    box-shadow: inset 0 0 0 1px rgba(181, 82, 45, 0.22), 0 12px 28px rgba(44, 47, 48, 0.08);
}

.object-color-chip {
    --swatch-color: #d4ccbf;
    position: relative;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    flex: 0 0 auto;
    background: var(--swatch-color);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.45), 0 2px 6px rgba(36, 24, 15, 0.16);
}

.object-color-chip.is-default,
.object-color-swatch.is-default .object-color-chip {
    background:
        linear-gradient(135deg, rgba(36, 24, 15, 0.12) 0 42%, transparent 42% 58%, rgba(181, 82, 45, 0.4) 58% 100%),
        linear-gradient(180deg, #ece4d9, #d8cec0);
}

.object-color-name {
    min-width: 0;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.01em;
}

.alignment-tool-row {
    display: grid;
    gap: 6px;
    padding: 8px 10px;
    border: 1px solid rgba(216, 199, 181, 0.72);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.46);
}

.alignment-tool-label {
    font-size: 12px;
    color: var(--text);
    font-weight: 600;
    letter-spacing: 0.01em;
}

.alignment-tool-row-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.alignment-tool-header-offset {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    padding: 5px 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.62);
    border: 1px solid rgba(216, 199, 181, 0.86);
}

.alignment-tool-header-offset input {
    width: 64px;
    min-width: 0;
    padding: 0;
    border: none;
    background: transparent;
    color: var(--text);
    text-align: right;
    font-size: 11px;
    font-weight: 700;
    box-shadow: none;
}

.alignment-tool-header-offset input:focus {
    outline: none;
}

.alignment-tool-header-unit {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--text-dim);
    white-space: nowrap;
}

.alignment-tool-buttons {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
}

.alignment-tool-buttons .btn {
    width: 100%;
    justify-content: center;
    padding-left: 0;
    padding-right: 0;
}

.axis-btn {
    font-weight: 700;
    letter-spacing: 0.06em;
}

.axis-btn-x,
.alignment-tool-axis-chip-x {
    color: #b45d4c;
}

.axis-btn-y,
.alignment-tool-axis-chip-y {
    color: #5d8362;
}

.axis-btn-z,
.alignment-tool-axis-chip-z {
    color: #5a7da6;
}

.axis-btn-x {
    border-color: rgba(180, 93, 76, 0.32);
    background: rgba(180, 93, 76, 0.09);
}

.axis-btn-y {
    border-color: rgba(93, 131, 98, 0.32);
    background: rgba(93, 131, 98, 0.09);
}

.axis-btn-z {
    border-color: rgba(90, 125, 166, 0.32);
    background: rgba(90, 125, 166, 0.09);
}

.axis-btn-x:hover:not(:disabled) {
    background: rgba(180, 93, 76, 0.16);
}

.axis-btn-y:hover:not(:disabled) {
    background: rgba(93, 131, 98, 0.16);
}

.axis-btn-z:hover:not(:disabled) {
    background: rgba(90, 125, 166, 0.16);
}

.axis-btn:disabled {
    color: var(--text-dim);
    border-color: rgba(216, 199, 181, 0.64);
    background: rgba(255, 255, 255, 0.52);
}

.alignment-tool-offset-input-row {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}

.alignment-tool-offset-input-row input {
    flex: 1;
    min-width: 0;
}

.alignment-tool-axis-legend {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
    margin-top: 2px;
}

.alignment-tool-axis-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 0;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    background: rgba(255, 255, 255, 0.56);
}

@media (max-width: 900px) {
    .alignment-tool-row-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .alignment-tool-header-offset {
        width: 100%;
    }

    .alignment-tool-header-offset input {
        width: 100%;
    }
}

@media (max-width: 1220px) {
    .sidebar-right {
        width: 270px;
    }
}

@media (max-width: 900px) {
    .sidebar-right {
        width: 220px;
    }

    .alignment-tool-row {
        padding: 8px;
    }
}

.empty-hint {
    font-size: 12px;
    color: var(--text-dim);
    padding: 8px 0;
}

/* ---- Viewport ---- */
.viewport-wrapper {
    flex: 1;
    position: relative;
    --viewport-dock-left: 16px;
    --viewport-dock-bottom: 16px;
    --viewport-dock-gap: 10px;
    --viewport-dock-row-height: 38px;
    background:
        radial-gradient(circle at 18% 18%, rgba(255, 214, 175, 0.18), transparent 22%),
        radial-gradient(circle at 82% 14%, rgba(97, 229, 211, 0.12), transparent 24%),
        radial-gradient(circle at 52% 72%, rgba(224, 122, 86, 0.08), transparent 34%),
        linear-gradient(180deg, #2b3142 0%, #1a2130 58%, #141925 100%);
    overflow: hidden;
    border-radius: 34px;
    border: 1px solid rgba(255, 250, 242, 0.12);
    box-shadow: 0 22px 48px rgba(16, 18, 27, 0.22);
}

.viewport-wrapper::before {
    content: "";
    position: absolute;
    pointer-events: none;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent 18%, transparent 74%, rgba(0, 0, 0, 0.16)),
        radial-gradient(circle at top, rgba(255, 255, 255, 0.08), transparent 34%),
        linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.03) 46%, transparent 72%);
    opacity: 1;
}

.viewport-wrapper canvas {
    display: block;
    outline: none;
    filter: saturate(1.04) contrast(1.04);
}

.print-report-panel {
    position: absolute;
    top: 18px;
    right: 18px;
    z-index: 24;
    width: min(360px, calc(100% - 36px));
    max-height: calc(100% - 36px);
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 14px;
    border-radius: 16px;
    border: 1px solid rgba(216, 199, 181, 0.9);
    background: rgba(255, 250, 242, 0.86);
    backdrop-filter: blur(16px);
    box-shadow: 0 18px 44px rgba(37, 27, 19, 0.14);
}

.print-report-panel-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.print-report-panel-copy h3 {
    margin: 0;
    font-size: 15px;
}

.print-report-panel-copy p {
    margin: 6px 0 0;
    font-size: 12px;
    line-height: 1.45;
    color: var(--text-dim);
}

.print-report-panel-close {
    flex: 0 0 auto;
}

.print-report-panel-body {
    min-height: 0;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-right: 4px;
}

.viewport-wrapper canvas {
    display: block;
    outline: none;
}

.viewport-wrapper.is-sketching canvas {
    cursor: crosshair;
}

.sketch-toolbar {
    position: absolute;
    top: 18px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 26;
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: min(540px, calc(100% - 36px));
    max-width: calc(100% - 36px);
    padding: 10px 14px;
    border-radius: 14px;
    border: 1px solid rgba(216, 199, 181, 0.88);
    background: rgba(255, 250, 242, 0.84);
    backdrop-filter: blur(14px);
    box-shadow: 0 16px 36px rgba(37, 27, 19, 0.13);
}

.sketch-toolbar-meta {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
    flex: 1;
}

.sketch-toolbar-title {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
}

.sketch-toolbar-hint {
    font-size: 11px;
    color: var(--text-dim);
    line-height: 1.3;
    min-height: 14px;
}

.sketch-toolbar-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.sketch-depth-field {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: var(--text-dim);
}

.sketch-depth-field-label {
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.sketch-depth-input-wrap {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 0 9px;
    height: 30px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(216, 199, 181, 0.86);
}

.sketch-depth-input-wrap input {
    width: 48px;
    border: 0;
    outline: none;
    background: transparent;
    color: var(--text);
    font: inherit;
    text-align: right;
}

.sketch-depth-input-wrap input::-webkit-outer-spin-button,
.sketch-depth-input-wrap input::-webkit-inner-spin-button {
    margin: 0;
}

.sketch-depth-unit {
    color: var(--text-dim);
    font-weight: 600;
}

.sketch-toolbar-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.sketch-toolbar-actions .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 66px;
    height: 30px;
    padding: 0 12px;
    border-radius: 10px;
}

@media (max-width: 760px) {
    .sketch-toolbar {
        top: 10px;
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
        min-width: 0;
        width: calc(100% - 20px);
    }

    .sketch-toolbar-actions {
        justify-content: stretch;
    }

    .sketch-toolbar-controls {
        justify-content: flex-start;
    }

    .sketch-depth-field {
        justify-content: space-between;
        width: 100%;
    }

    .sketch-toolbar-actions .btn {
        flex: 1;
    }
}

@keyframes viewportPromptPulse {
    0% {
        filter: blur(0px);
        opacity: 1;
    }
    35% {
        filter: blur(3px);
        opacity: 0.88;
    }
    55% {
        filter: blur(0px);
        opacity: 1;
    }
    100% {
        filter: blur(0px);
        opacity: 1;
    }
}

.viewport-wrapper.is-prompt-loading::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(181, 82, 45, 0.08);
    pointer-events: none;
    z-index: 12;
}

.viewport-wrapper.is-prompt-loading > canvas,
.viewport-wrapper.is-prompt-loading > div,
.viewport-wrapper.is-prompt-loading > button {
    animation: viewportPromptPulse 0.9s ease-in-out infinite;
    will-change: filter, opacity;
}

/* ---- Prompt bar ---- */
.prompt-bar {
    position: absolute;
    left: 50%;
    bottom: 20px;
    transform: translateX(-50%);
    width: min(760px, calc(100% - 40px));
    z-index: 25;
    pointer-events: none;
}

.prompt-bar.edge-mode-active,
.prompt-bar.edge-mode-active .prompt-shell,
.prompt-bar.edge-mode-active .prompt-composer,
.prompt-bar.edge-mode-active .prompt-input,
.prompt-bar.edge-mode-active .prompt-actions,
.prompt-bar.edge-mode-active .prompt-meta,
.prompt-bar.edge-mode-active .prompt-send {
    pointer-events: none;
}

.prompt-bar.edge-mode-active .prompt-shell {
    opacity: 0.56;
}

.prompt-shell {
    padding: 0;
    border-radius: 28px;
    pointer-events: auto;
    background: var(--bg-panel);
    border: 1px solid rgba(200, 179, 155, 0.68);
    backdrop-filter: blur(12px);
    box-shadow: 0 18px 40px var(--panel-shadow);
}

.prompt-composer {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 6px;
    padding: 6px;
}

.prompt-composer.loading {
    outline: 2px solid var(--accent-soft);
    outline-offset: -2px;
}

.prompt-input {
    flex: 1;
    min-height: 42px;
    max-height: 120px;
    resize: none;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 18px;
    color: var(--text);
    padding: 10px 14px;
    font-size: 14px;
    line-height: 1.5;
    font-family: inherit;
}

.prompt-input::placeholder {
    color: var(--text-dim);
    opacity: 0.6;
}

.prompt-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-soft);
}

.prompt-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
}

.prompt-actions-wrap {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 6px;
}

.prompt-actions {
    display: flex;
    align-items: center;
    gap: 2px;
    flex-shrink: 0;
}

.prompt-tuning {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    flex: 1;
}

.prompt-tuning-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 34px;
    padding: 5px 10px 5px 12px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--bg-input);
    color: var(--text-dim);
    box-shadow: 0 4px 12px rgba(37, 27, 19, 0.04);
}

.prompt-tuning-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-dim);
    opacity: 0.78;
}

.prompt-tuning-select {
    min-height: 24px;
    padding: 0 18px 0 0;
    border: none;
    background: transparent;
    color: var(--text);
    font-size: 12px;
    font-weight: 700;
    font-family: inherit;
}

.prompt-tuning-select:focus {
    outline: none;
}

.prompt-tuning-select:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.prompt-speech-status {
    min-height: 18px;
    font-size: 12px;
    color: var(--text-dim);
    text-align: center;
    padding: 0 8px 4px;
}

.prompt-action-btn {
    width: 38px;
    height: 38px;
    min-height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: none;
    border-radius: 999px;
    background: transparent;
    color: var(--text-dim);
    box-shadow: none;
    cursor: pointer;
    transition: transform 0.15s, background 0.15s, color 0.15s;
}

.prompt-action-btn:hover:not(:disabled) {
    background: var(--surface-hover);
    color: var(--text);
    transform: translateY(-1px);
}

.prompt-action-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.prompt-action-btn:focus-visible {
    outline: 2px solid rgba(181, 82, 45, 0.24);
    outline-offset: 2px;
}

/* Shared icon sizing for all three buttons */
.prompt-btn-icon {
    width: 18px;
    height: 18px;
    fill: currentColor;
    flex-shrink: 0;
}

/* ---- Cog ---- */
.prompt-cog[aria-expanded="true"] {
    background: var(--accent-soft);
    color: var(--accent);
}

/* ---- Mic ---- */
.prompt-mic.listening {
    background: var(--accent-soft);
    color: var(--accent);
}

.prompt-mic.listening .prompt-btn-icon {
    animation: prompt-mic-pulse 1.4s ease-out infinite;
}

/* ---- Send ---- */
.prompt-send {
    color: var(--accent);
}

.prompt-send:hover:not(:disabled) {
    background: var(--accent-soft);
    color: var(--accent-hover);
}

.prompt-send .prompt-btn-icon {
    transform: rotate(-12deg);
}

/* ---- Settings dropdown ---- */
.prompt-settings-dropdown {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 10px 12px;
    border-top: 1px solid rgba(200, 179, 155, 0.56);
}

@keyframes prompt-mic-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(181, 82, 45, 0.34);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(181, 82, 45, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(181, 82, 45, 0);
    }
}

.prompt-result {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 10px;
    padding: 12px 14px;
    border-radius: var(--radius);
    border: 1px solid rgba(200, 179, 155, 0.56);
    background: var(--bg-panel);
    backdrop-filter: blur(12px);
    color: var(--text-dim);
    font-size: 12px;
}

.prompt-result-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-dim);
}

.prompt-result p {
    font-size: 13px;
    line-height: 1.45;
    color: var(--text);
}

.prompt-result.error {
    border-color: rgba(180, 35, 24, 0.3);
    background: rgba(180, 35, 24, 0.06);
}

.prompt-result.error .prompt-result-label,
.prompt-result.error p {
    color: #ffb0a7;
}

@media (max-width: 960px) {
    .prompt-bar {
        width: min(680px, calc(100% - 28px));
        bottom: 16px;
    }

    .prompt-speech-status {
        text-align: left;
    }
}

@media (max-width: 640px) {
    .prompt-bar {
        width: calc(100% - 20px);
        bottom: 10px;
    }

    .prompt-shell {
        border-radius: 20px;
    }

    .prompt-composer {
        padding: 5px;
    }

    .prompt-input {
        min-height: 38px;
        padding: 10px 12px;
        font-size: 13px;
        border-radius: 14px;
    }

    .prompt-tuning {
        width: 100%;
    }

    .prompt-tuning-chip {
        flex: 1 1 calc(50% - 4px);
        justify-content: space-between;
    }

    .prompt-result {
        margin-top: 8px;
        padding: 10px 12px;
    }
}

/* ---- Dialog ---- */
.dialog-overlay {
    position: fixed;
    inset: 0;
    background: rgba(37, 27, 19, 0.24);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}
.dialog {
    background: rgba(255, 250, 242, 0.96);
    border: 1px solid rgba(216, 199, 181, 0.92);
    border-radius: 24px;
    padding: 24px;
    width: 400px;
    max-height: 500px;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(37, 27, 19, 0.14);
}
.dialog h2 { margin-bottom: 16px; font-size: 18px; }
.project-list-container {
    max-height: 300px;
    overflow-y: auto;
    margin-bottom: 16px;
}
.project-item-card {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 12px;
    border: 1px solid rgba(216, 199, 181, 0.86);
    border-radius: 16px;
    margin-bottom: 10px;
    background: rgba(255, 255, 255, 0.54);
}

.project-item-main {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.project-name-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.project-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 10px;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.1s;
}
.project-item:hover { background: var(--bg-input); }

.project-item:hover {
    background: rgba(181, 82, 45, 0.08);
}
.project-name { font-size: 14px; }
.project-date { font-size: 12px; color: var(--text-dim); }
.project-item-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.dialog-actions { display: flex; gap: 8px; }
.guest-save-dialog {
    width: 420px;
}

@media (max-width: 900px) {
    .brand-kicker {
        display: none;
    }
}

.guest-save-actions {
    flex-wrap: wrap;
}

.guest-save-actions a {
    text-decoration: none;
}

.print-check-dialog {
    width: min(420px, calc(100vw - 40px));
    max-height: min(760px, calc(100vh - 40px));
    padding: 20px;
    border-radius: 18px;
    box-shadow: 0 26px 54px rgba(0, 0, 0, 0.34);
}

.screw-setup-dialog {
    width: min(520px, calc(100vw - 40px));
    max-height: min(760px, calc(100vh - 40px));
    padding: 20px;
    border-radius: 18px;
    box-shadow: 0 26px 54px rgba(0, 0, 0, 0.34);
}

.screw-setup-intro {
    margin-bottom: 14px;
}

.screw-setup-card {
    margin-bottom: 14px;
}

.screw-setup-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.screw-setup-summary-group {
    margin-top: 8px;
    margin-bottom: 14px;
}

.screw-advanced-toggle {
    margin-bottom: 14px;
}

.screw-setup-actions {
    justify-content: flex-end;
}

.print-check-layout {
    display: block;
    margin-bottom: 18px;
}

.print-check-settings,
.print-check-results {
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-width: 0;
}

.print-check-card {
    padding: 14px;
    border: 1px solid rgba(216, 199, 181, 0.86);
    border-radius: 14px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.54), rgba(255, 250, 242, 0.74)),
        rgba(255, 250, 242, 0.84);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.print-check-card-header {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 12px;
}

.print-check-card-header h3 {
    margin: 0;
    font-size: 13px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--accent);
}

.print-check-card-header p {
    margin: 0;
    font-size: 12px;
    line-height: 1.45;
    color: var(--text-dim);
}

.print-check-field-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.print-check-field-grid-triple {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.print-check-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.print-check-field-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.03em;
    color: var(--text-dim);
}

.print-check-field input {
    width: 100%;
    min-height: 40px;
    padding: 0 12px;
    border: 1px solid rgba(216, 199, 181, 0.86);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.88);
    color: var(--text);
    font-size: 14px;
    font-weight: 600;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5);
    transition: border-color 140ms ease, box-shadow 140ms ease, background 140ms ease;
}

.print-check-field input:hover {
    border-color: var(--border-strong);
}

.print-check-field input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(181, 82, 45, 0.16);
    background: #fff;
}

.print-check-field input::-webkit-outer-spin-button,
.print-check-field input::-webkit-inner-spin-button {
    opacity: 1;
}

.compact-grid {
    gap: 10px;
}

.print-check-summary {
    padding: 14px 16px;
    border-radius: 12px;
    border: 1px solid rgba(216, 199, 181, 0.76);
    background: rgba(255, 255, 255, 0.5);
}

.print-check-summary.ready {
    border-color: rgba(46, 204, 113, 0.45);
    background: rgba(46, 204, 113, 0.08);
}

.print-check-summary.blocked {
    border-color: rgba(231, 76, 60, 0.35);
    background: rgba(231, 76, 60, 0.08);
}

.print-check-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 8px;
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.print-check-meta {
    font-size: 12px;
    color: var(--text-dim);
    margin-top: 6px;
}

.print-check-section {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.print-check-section h3 {
    margin: 0;
    font-size: 14px;
}

.print-check-item {
    padding: 12px 14px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.03);
    transition: border-color 140ms ease, background 140ms ease, transform 140ms ease, box-shadow 140ms ease;
}

.print-check-item.severity-error {
    border-color: rgba(231, 76, 60, 0.35);
}

.print-check-item.severity-warning {
    border-color: rgba(241, 196, 15, 0.35);
}

.print-check-item.is-interactive {
    cursor: pointer;
}

.print-check-item.is-interactive:hover,
.print-check-item.is-active {
    transform: translateY(-1px);
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.2);
}

.print-check-item.severity-error.is-active,
.print-check-item.severity-error.is-interactive:hover {
    border-color: rgba(231, 76, 60, 0.7);
    background: rgba(231, 76, 60, 0.12);
}

.print-check-item.severity-warning.is-active,
.print-check-item.severity-warning.is-interactive:hover {
    border-color: rgba(241, 196, 15, 0.62);
    background: rgba(241, 196, 15, 0.1);
}

.print-check-item-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 6px;
}

.print-check-item-title {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.print-check-item-severity {
    font-size: 11px;
    color: var(--text-dim);
}

.print-check-item-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.print-check-item-scope {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-dim);
    font-size: 11px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.print-check-item-action {
    font-size: 11px;
    color: var(--text-dim);
}

.print-check-item p {
    margin: 0;
    font-size: 13px;
    line-height: 1.45;
}

.print-finding-label {
    min-width: 180px;
    max-width: 280px;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(12, 18, 29, 0.94);
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.28);
    color: var(--text);
    pointer-events: none;
}

.print-finding-label.is-error {
    border-color: rgba(231, 76, 60, 0.72);
}

.print-finding-label.is-warning {
    border-color: rgba(241, 196, 15, 0.72);
}

.print-finding-label-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 6px;
    padding: 4px 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-dim);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.print-finding-label-title {
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 4px;
}

.print-finding-label-message {
    font-size: 12px;
    line-height: 1.4;
    color: var(--text-dim);
}

.print-check-actions {
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 10px;
}

.print-check-action-btn {
    min-width: 124px;
    min-height: 40px;
    padding: 0 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg-input);
    color: var(--text);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, transform 0.15s, box-shadow 0.15s;
}

.print-check-action-btn:hover {
    background: var(--surface-hover);
    border-color: var(--border-strong);
    transform: translateY(-1px);
}

.print-check-action-btn:focus-visible {
    outline: 2px solid rgba(181, 82, 45, 0.28);
    outline-offset: 2px;
}

.print-check-action-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.print-check-action-btn.is-primary {
    border-color: var(--accent);
    background: var(--accent);
    color: #fffaf2;
    box-shadow: 0 12px 24px rgba(181, 82, 45, 0.2);
}

.print-check-action-btn.is-primary:hover {
    background: var(--accent-hover);
}

@media (max-width: 900px) {
    .print-report-panel {
        top: auto;
        right: 12px;
        bottom: 12px;
        width: min(420px, calc(100% - 24px));
        max-height: min(52vh, calc(100% - 24px));
    }

    .print-check-field-grid-triple {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .print-report-panel {
        left: 12px;
        right: 12px;
        width: auto;
        max-height: min(56vh, calc(100% - 24px));
        padding: 12px;
    }

    .print-check-dialog {
        width: min(100vw - 24px, 420px);
        padding: 16px;
    }

    .print-check-field-grid,
    .print-check-field-grid-triple {
        grid-template-columns: 1fr;
    }

    .print-check-action-btn {
        flex: 1 1 100%;
    }
}

.context-menu {
    position: fixed;
    z-index: 180;
    min-width: 220px;
    max-width: 280px;
    padding: 8px;
    border: 1px solid rgba(216, 199, 181, 0.9);
    border-radius: 18px;
    background: rgba(255, 250, 242, 0.96);
    box-shadow: 0 18px 42px rgba(37, 27, 19, 0.16);
    backdrop-filter: blur(14px);
}

.context-menu-section-label {
    padding: 8px 12px 4px;
    color: var(--text-dim);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.context-menu-divider {
    height: 1px;
    margin: 6px 4px;
    background: rgba(168, 138, 114, 0.22);
}

.context-menu-item {
    width: 100%;
    padding: 10px 12px;
    border: 0;
    border-radius: 12px;
    background: transparent;
    color: var(--text);
    text-align: left;
    font-size: 13px;
    cursor: pointer;
    transition: background 0.12s, color 0.12s;
}

.context-menu-item:hover {
    background: rgba(181, 82, 45, 0.08);
}

.context-menu-item-danger {
    color: var(--danger);
}

.context-menu-item-danger:hover {
    background: rgba(180, 35, 24, 0.08);
    color: var(--danger);
}

/* ---- Toast ---- */
.toast {
    position: fixed;
    bottom: 60px;
    left: 50%;
    transform: translateX(-50%);
    padding: 8px 20px;
    border-radius: var(--radius);
    font-size: 13px;
    z-index: 200;
    background: var(--bg-input);
    border: 1px solid var(--border);
}
.toast.success { border-color: var(--success); color: var(--success); }
.toast.error { border-color: var(--danger); color: var(--danger); }

/* ---- Grid labels ---- */
.grid-label {
    color: rgba(78, 60, 44, 0.58);
    font-size: 9px;
    font-family: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
    font-weight: 500;
    user-select: none;
    white-space: nowrap;
    letter-spacing: 0.3px;
    text-shadow: 0 1px 0 rgba(255, 250, 242, 0.75);
}
.grid-unit-indicator {
    position: absolute;
    top: 10px;
    left: 10px;
    color: rgba(78, 60, 44, 0.72);
    font-size: 11px;
    font-family: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
    font-weight: 500;
    background: rgba(255, 250, 242, 0.84);
    padding: 3px 10px;
    border-radius: 999px;
    border: 1px solid rgba(168, 138, 114, 0.28);
    pointer-events: none;
    z-index: 5;
    letter-spacing: 0.3px;
    box-shadow: 0 8px 18px rgba(37, 27, 19, 0.08);
}

/* ---- Snap to origin button (viewport overlay) ---- */
.snap-origin-btn,
.snap-toggle,
.object-snap-toggle,
.grid-picker {
    position: absolute;
    left: var(--viewport-dock-left);
    bottom: calc(var(--viewport-dock-bottom) + var(--viewport-dock-row, 0) * (var(--viewport-dock-row-height) + var(--viewport-dock-gap)));
    z-index: 28;
}

.snap-origin-btn {
    --viewport-dock-row: 3;
    pointer-events: auto;
}

.scale-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 18;
}

.scale-overlay-toolbar,
.scale-overlay-summary,
.scale-axis-chip {
    position: absolute;
    transform: translate(-50%, -50%);
    pointer-events: auto;
}

.scale-overlay-toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: 14px;
    background:
        linear-gradient(180deg, rgba(255, 250, 242, 0.96), rgba(248, 241, 231, 0.92));
    border: 1px solid rgba(200, 179, 155, 0.88);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.76),
        0 16px 34px rgba(37, 27, 19, 0.18);
    backdrop-filter: blur(10px);
}

.scale-overlay-title {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-dim);
}

.scale-overlay-mode,
.scale-axis-input {
    font-family: inherit;
}

.scale-overlay-mode,
.scale-axis-input {
    min-width: 62px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(248, 241, 231, 0.98));
    border: 1px solid rgba(200, 179, 155, 0.9);
    border-radius: 10px;
    color: var(--text);
    padding: 6px 9px;
    font-size: 12px;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.82),
        0 6px 14px rgba(37, 27, 19, 0.12);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.scale-overlay-mode:focus,
.scale-axis-input:focus,
.edge-operation-overlay-input:focus,
.fillet-overlay-input:focus,
.text-edit-input:focus {
    outline: none;
    border-color: rgba(181, 82, 45, 0.92);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.82),
        0 0 0 3px rgba(181, 82, 45, 0.16),
        0 10px 22px rgba(37, 27, 19, 0.16);
}

.scale-overlay-mode:hover,
.scale-axis-input:hover,
.edge-operation-overlay-input:hover,
.fillet-overlay-input:hover,
.text-edit-input:hover {
    border-color: rgba(181, 82, 45, 0.42);
}

.scale-overlay-lock {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text);
    white-space: nowrap;
}

.scale-overlay-lock input {
    margin: 0;
}

.scale-overlay-summary {
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(255, 250, 242, 0.9);
    border: 1px solid rgba(200, 179, 155, 0.8);
    color: var(--text-dim);
    font-size: 11px;
    letter-spacing: 0.02em;
    box-shadow: 0 8px 18px rgba(37, 27, 19, 0.12);
}

.scale-axis-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 160px;
    padding: 8px 10px;
    border-radius: 14px;
    background:
        linear-gradient(180deg, rgba(255, 250, 242, 0.95), rgba(243, 233, 220, 0.92));
    border: 1px solid rgba(200, 179, 155, 0.86);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.76),
        0 12px 28px rgba(37, 27, 19, 0.16);
}

.scale-axis-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    text-align: center;
    flex-shrink: 0;
    color: #fff;
}

.scale-axis-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}

.scale-axis-label {
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.scale-axis-input-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.scale-axis-input {
    width: 84px;
}

.scale-axis-unit {
    min-width: 30px;
    font-size: 12px;
    color: var(--text-dim);
}

.scale-axis-chip-x {
    border-color: rgba(192, 57, 43, 0.32);
}

.scale-axis-chip-y {
    border-color: rgba(39, 174, 96, 0.32);
}

.scale-axis-chip-z {
    border-color: rgba(41, 128, 185, 0.32);
}

.scale-axis-chip-x .scale-axis-badge { background: #c0392b; }
.scale-axis-chip-y .scale-axis-badge { background: #27ae60; }
.scale-axis-chip-z .scale-axis-badge { background: #2980b9; }

.mirror-axis-button {
    position: absolute;
    transform: translate(-50%, -50%);
    pointer-events: auto;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-width: 74px;
    padding: 8px 10px;
    border-radius: 999px;
    border: 1px solid rgba(200, 179, 155, 0.82);
    background:
        linear-gradient(180deg, rgba(255, 250, 242, 0.96), rgba(243, 233, 220, 0.92));
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.76),
        0 12px 28px rgba(37, 27, 19, 0.16);
    color: var(--text);
    cursor: pointer;
}

.mirror-axis-button:hover {
    border-color: rgba(181, 82, 45, 0.46);
    background:
        linear-gradient(180deg, rgba(255, 250, 242, 0.98), rgba(248, 241, 231, 0.96));
}

.mirror-axis-button[data-active='true'] {
    border-color: rgba(181, 82, 45, 0.88);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.76),
        0 0 0 3px rgba(181, 82, 45, 0.14),
        0 12px 28px rgba(37, 27, 19, 0.18);
}

.mirror-axis-button-icon {
    width: 24px;
    height: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.mirror-axis-button-icon svg {
    width: 100%;
    height: 100%;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.mirror-axis-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}

.mirror-axis-button-x {
    border-color: rgba(192, 57, 43, 0.32);
    color: #8b2d22;
}

.mirror-axis-button-y {
    border-color: rgba(39, 174, 96, 0.32);
    color: #22693d;
}

.mirror-axis-button-z {
    border-color: rgba(41, 128, 185, 0.32);
    color: #215d86;
}

.mirror-axis-button-x .mirror-axis-badge { background: #c0392b; }
.mirror-axis-button-y .mirror-axis-badge { background: #27ae60; }
.mirror-axis-button-z .mirror-axis-badge { background: #2980b9; }

.edge-operation-overlay,
.fillet-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 30;
}

.edge-operation-overlay-toolbar,
.edge-operation-overlay-summary,
.fillet-overlay-toolbar,
.fillet-overlay-summary {
    position: absolute;
    transform: translate(-50%, -50%);
    pointer-events: auto;
}

.edge-operation-overlay-toolbar,
.fillet-overlay-toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: 14px;
    background:
        linear-gradient(180deg, rgba(255, 250, 242, 0.96), rgba(248, 241, 231, 0.92));
    border: 1px solid rgba(200, 179, 155, 0.88);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.76),
        0 16px 34px rgba(37, 27, 19, 0.18);
    backdrop-filter: blur(10px);
}

.edge-operation-overlay-title,
.fillet-overlay-title {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-dim);
}

.edge-operation-overlay-field,
.fillet-overlay-field {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text);
}

.edge-operation-overlay-input-row,
.fillet-overlay-input-row {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.edge-operation-overlay-input,
.edge-operation-overlay-apply,
.edge-operation-overlay-cancel,
.fillet-overlay-input,
.fillet-overlay-apply,
.fillet-overlay-cancel {
    font-family: inherit;
}

.edge-operation-overlay-input,
.fillet-overlay-input {
    width: 72px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(248, 241, 231, 0.98));
    border: 1px solid rgba(200, 179, 155, 0.9);
    border-radius: 10px;
    color: var(--text);
    padding: 6px 9px;
    font-size: 12px;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.82),
        0 6px 14px rgba(37, 27, 19, 0.12);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.edge-operation-overlay-unit,
.fillet-overlay-unit {
    min-width: 24px;
    font-size: 12px;
    color: var(--text-dim);
}

.edge-operation-overlay-apply,
.edge-operation-overlay-cancel,
.fillet-overlay-apply,
.fillet-overlay-cancel {
    border: 0;
    border-radius: 9px;
    padding: 6px 10px;
    font-size: 12px;
    cursor: pointer;
}

.edge-operation-overlay-apply,
.fillet-overlay-apply {
    background: linear-gradient(135deg, #c7643e 0%, var(--accent) 100%);
    color: #fff;
    box-shadow: 0 8px 18px rgba(181, 82, 45, 0.24);
}

.edge-operation-overlay-cancel,
.fillet-overlay-cancel {
    background: rgba(255, 250, 242, 0.94);
    border: 1px solid rgba(200, 179, 155, 0.82);
    color: var(--text);
}

.edge-operation-overlay-apply:hover,
.fillet-overlay-apply:hover,
.edge-operation-overlay-cancel:hover,
.fillet-overlay-cancel:hover {
    transform: translateY(-1px);
}

.edge-operation-overlay-summary,
.fillet-overlay-summary {
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(255, 250, 242, 0.9);
    border: 1px solid rgba(200, 179, 155, 0.8);
    color: var(--text-dim);
    font-size: 11px;
    letter-spacing: 0.02em;
    box-shadow: 0 8px 18px rgba(37, 27, 19, 0.12);
}

.text-edit-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 19;
}

.text-edit-trigger,
.text-edit-popover {
    position: absolute;
    transform: translate(-50%, -50%);
    pointer-events: auto;
}

.text-edit-trigger {
    padding: 7px 10px;
    border: 1px solid rgba(200, 179, 155, 0.82);
    border-radius: 999px;
    background:
        linear-gradient(180deg, rgba(255, 250, 242, 0.96), rgba(243, 233, 220, 0.92));
    color: var(--text);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.76),
        0 12px 28px rgba(37, 27, 19, 0.16);
    cursor: pointer;
}

.text-edit-trigger:hover {
    border-color: rgba(181, 82, 45, 0.46);
    background:
        linear-gradient(180deg, rgba(255, 250, 242, 0.98), rgba(248, 241, 231, 0.96));
}

.text-edit-popover {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px;
    border-radius: 14px;
    background:
        linear-gradient(180deg, rgba(255, 250, 242, 0.96), rgba(248, 241, 231, 0.92));
    border: 1px solid rgba(200, 179, 155, 0.88);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.76),
        0 16px 34px rgba(37, 27, 19, 0.18);
}

.text-edit-input {
    min-width: 160px;
    padding: 7px 10px;
    border: 1px solid rgba(200, 179, 155, 0.9);
    border-radius: 10px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(248, 241, 231, 0.98));
    color: var(--text);
    font: inherit;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.82),
        0 6px 14px rgba(37, 27, 19, 0.12);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.text-edit-apply {
    padding: 7px 10px;
    border: 0;
    border-radius: 10px;
    background: linear-gradient(135deg, #c7643e 0%, var(--accent) 100%);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 8px 18px rgba(181, 82, 45, 0.24);
}

@media (max-width: 960px) {
    .print-check-layout {
        grid-template-columns: 1fr;
    }

    .scale-overlay-toolbar {
        flex-wrap: wrap;
        justify-content: center;
        max-width: 320px;
    }

    .scale-axis-chip {
        min-width: 144px;
    }

    .mirror-axis-button {
        min-width: 68px;
        padding: 7px 9px;
    }

    .text-edit-popover {
        flex-direction: column;
        align-items: stretch;
    }

    .text-edit-input {
        min-width: 140px;
    }
}
.snap-origin-btn svg {
    flex-shrink: 0;
}

/* ---- Orientation Cube (CSS 3D) ---- */
.viewcube-wrap {
    position: absolute;
    right: 16px;
    bottom: 16px;
    width: 96px;
    height: 96px;
    z-index: 28;
    pointer-events: auto;
    touch-action: none;
    user-select: none;
}
.viewcube-scene {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    perspective: 360px;
    border-radius: 24px;
    border: 1px solid rgba(168, 138, 114, 0.3);
    background: rgba(255, 250, 242, 0.78);
    box-shadow: 0 16px 34px rgba(37, 27, 19, 0.14);
    backdrop-filter: blur(10px);
}
.viewcube-home-corner {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 1px solid rgba(168, 138, 114, 0.32);
    border-radius: 999px;
    background: linear-gradient(145deg, rgba(255, 250, 242, 0.98), rgba(241, 232, 220, 0.96));
    box-shadow: 0 10px 22px rgba(37, 27, 19, 0.2);
    cursor: pointer;
    z-index: 8;
}
.viewcube-home-corner span {
    width: 9px;
    height: 9px;
    border-top: 1.8px solid rgba(125, 148, 112, 0.98);
    border-right: 1.8px solid rgba(191, 107, 72, 0.98);
    transform: rotate(-45deg) translate(-1px, 1px);
}
.viewcube-home-corner:hover {
    background: linear-gradient(145deg, #fffdf8, rgba(248, 239, 228, 0.98));
    transform: translateY(-1px) scale(1.03);
}
.viewcube-home-corner:focus-visible {
    outline: 2px solid rgba(76, 73, 201, 0.28);
    outline-offset: 2px;
}
.viewcube {
    width: 54px;
    height: 54px;
    position: relative;
    margin: 0;
    overflow: visible;
    transform-style: preserve-3d;
    transition: transform 0.05s linear;
    transform-origin: 50% 50%;
}
.viewcube-face {
    position: absolute;
    width: 54px;
    height: 54px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    font-weight: 700;
    font-family: 'Avenir Next', 'Segoe UI', sans-serif;
    color: #fffaf2;
    border: 1px solid rgba(255, 250, 242, 0.28);
    cursor: pointer;
    user-select: none;
    backface-visibility: hidden;
    opacity: 0.96;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.16);
    transition: opacity 0.12s, filter 0.12s;
}
.viewcube-face:hover {
    opacity: 1;
    filter: brightness(1.08);
}
.viewcube-front  { background: #bf6b48; transform: translateZ(27px); }
.viewcube-back   { background: #9f583b; transform: rotateY(180deg) translateZ(27px); }
.viewcube-right  { background: #c9835c; transform: rotateY(90deg) translateZ(27px); }
.viewcube-left   { background: #a95f42; transform: rotateY(-90deg) translateZ(27px); }
.viewcube-top    { background: #7d9470; transform: rotateX(90deg) translateZ(27px); }
.viewcube-bottom { background: #62785d; transform: rotateX(-90deg) translateZ(27px); }

/* ---- Snap Toggle ---- */
.snap-toggle {
    --viewport-dock-row: 1;
}
.snap-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    min-height: var(--viewport-dock-row-height);
    padding: 8px 14px;
    background: rgba(255, 250, 242, 0.92);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(168, 138, 114, 0.42);
    border-radius: 999px;
    color: var(--text);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, box-shadow 0.15s, transform 0.15s;
    white-space: nowrap;
    box-shadow: 0 10px 24px rgba(37, 27, 19, 0.1);
}
.snap-origin-btn,
.snap-btn,
.grid-picker-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    min-height: var(--viewport-dock-row-height);
    padding: 8px 14px;
    background: rgba(255, 250, 242, 0.92);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(168, 138, 114, 0.42);
    border-radius: 999px;
    color: var(--text);
    font-size: 12px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, box-shadow 0.15s, transform 0.15s;
    white-space: nowrap;
    box-shadow: 0 10px 24px rgba(37, 27, 19, 0.1);
}
.snap-origin-btn:hover,
.snap-btn:hover,
.grid-picker-btn:hover {
    background: #fffdf8;
    border-color: rgba(168, 138, 114, 0.56);
    transform: translateY(-1px);
}
.snap-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fffaf2;
}
.snap-icon {
    font-size: 15px;
    line-height: 1;
}

/* ---- Grid Interval Picker ---- */
.grid-picker {
    --viewport-dock-row: 2;
}

/* ---- Object Snap Toggle ---- */
.object-snap-toggle {
    --viewport-dock-row: 0;
}
.object-snap-toggle .snap-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fffaf2;
}

/* ---- Snap Face Button ---- */
.snap-face-btn {
    background: rgba(180, 140, 255, 0.12) !important;
    border-color: rgba(180, 140, 255, 0.45) !important;
    color: #c8a8ff !important;
    font-weight: 600;
    letter-spacing: 0.04em;
    width: 100%;
    grid-column: 1 / -1;
}
.snap-face-btn:hover:not(:disabled) {
    background: rgba(180, 140, 255, 0.25) !important;
}
.snap-face-btn:disabled {
    color: var(--text-dim) !important;
    border-color: rgba(255, 255, 255, 0.08) !important;
    background: rgba(255, 255, 255, 0.04) !important;
}
.grid-picker-btn {
}
.grid-picker-icon {
    font-size: 15px;
    line-height: 1;
}
.grid-picker-menu {
    display: flex;
    flex-direction: column;
    position: absolute;
    bottom: calc(100% + 4px);
    left: 0;
    background: rgba(255, 250, 242, 0.96);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(168, 138, 114, 0.3);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 16px 34px rgba(37, 27, 19, 0.16);
}
.grid-picker-item {
    padding: 6px 16px;
    background: none;
    border: none;
    color: var(--text);
    font-size: 12px;
    cursor: pointer;
    text-align: left;
    white-space: nowrap;
    transition: background 0.1s;
}
.grid-picker-item:hover {
    background: rgba(181, 82, 45, 0.08);
}
.grid-picker-item.active {
    background: var(--accent);
    color: #fffaf2;
}

/* ---- Keyboard shortcut hint ---- */
@media (max-width: 900px) {
    .sidebar { width: 180px; }
    .shape-grid { grid-template-columns: 1fr; }
    .viewport-wrapper {
        --viewport-dock-left: 12px;
        --viewport-dock-bottom: 12px;
        --viewport-dock-gap: 8px;
        --viewport-dock-row-height: 34px;
    }
    .viewcube-wrap {
        right: 12px;
        bottom: 12px;
        width: 84px;
        height: 84px;
    }
    .viewcube-face {
        font-size: 8px;
    }
}

/* ---- Technical Atelier refresh: shell and chrome only ---- */
:root {
    --bg-dark: #f5f6f7;
    --bg-panel: #eff1f2;
    --bg-input: #ffffff;
    --bg-viewport: #0c0f10;
    --accent: #4c49c9;
    --accent-hover: #3f3bbd;
    --accent-soft: rgba(76, 73, 201, 0.12);
    --text: #2c2f30;
    --text-dim: #595c5d;
    --border: rgba(117, 119, 120, 0.14);
    --border-strong: rgba(117, 119, 120, 0.22);
    --panel-shadow: rgba(44, 47, 48, 0.08);
    --panel-shadow-strong: rgba(44, 47, 48, 0.14);
    --surface-muted: #e6e8ea;
    --surface-hover: #e0e3e4;
    --surface-overlay: rgba(255, 255, 255, 0.62);
    --viewport-grid: rgba(131, 130, 255, 0.16);
    --viewport-grid-strong: rgba(131, 130, 255, 0.28);
    --viewport-glow: rgba(76, 73, 201, 0.22);
    --success: #427a43;
    --danger: #b41340;
    --warning: #ab6b18;
    --radius: 10px;
}

body {
    font-family: "Inter", "Segoe UI", sans-serif;
    background: linear-gradient(180deg, #f7f8f9 0%, #edf0f2 100%);
    color: var(--text);
}

body::before,
body::after {
    filter: blur(24px);
}

body::before {
    top: -180px;
    left: -120px;
    width: 440px;
    height: 440px;
    background: rgba(76, 73, 201, 0.07);
}

body::after {
    right: -160px;
    bottom: -180px;
    width: 500px;
    height: 500px;
    background: rgba(151, 55, 115, 0.06);
}

.header {
    min-height: 70px;
    padding: 12px 20px;
    background: rgba(245, 246, 247, 0.82);
    border-bottom: 1px solid rgba(117, 119, 120, 0.12);
    backdrop-filter: blur(18px);
    box-shadow: 0 12px 32px rgba(44, 47, 48, 0.05);
}

.brand-lockup {
    gap: 14px;
}

.brand-mark {
    width: 50px;
    height: 50px;
    border-radius: 12px;
}

.brand-mark::before,
.brand-mark::after {
    content: none;
}

.brand-mark-core {
    display: none;
}

.brand-kicker {
    font-family: "Inter", sans-serif;
    font-size: 9px;
    font-weight: 800;
    color: #7b8794;
}

.brand-name {
    font-family: "Manrope", sans-serif;
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -0.04em;
    color: var(--text);
}

.project-title {
    font-family: "Manrope", sans-serif;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.project-status {
    border: none;
    background: rgba(230, 232, 234, 0.9);
    color: var(--text-dim);
}

.header-right {
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.auth-actions,
.project-actions,
.history-actions {
    gap: 6px;
    padding: 4px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.64);
    box-shadow: inset 0 0 0 1px rgba(117, 119, 120, 0.08);
}

.auth-user {
    border: none;
    background: transparent;
    font-size: 11px;
    color: #6b7280;
}

.btn {
    border-radius: 10px;
    border: 1px solid rgba(117, 119, 120, 0.1);
    background: #ffffff;
    color: var(--text);
    font-family: "Inter", sans-serif;
    font-weight: 700;
    box-shadow: 0 12px 26px rgba(44, 47, 48, 0.04);
}

.btn:hover {
    background: #f7f8f9;
    border-color: rgba(117, 119, 120, 0.16);
    box-shadow: 0 16px 30px rgba(44, 47, 48, 0.07);
}

.btn-primary {
    border: none;
    background: linear-gradient(150deg, #8382ff 0%, #4c49c9 100%);
    color: #f4f1ff;
    box-shadow: 0 18px 34px rgba(76, 73, 201, 0.22);
}

.btn-primary:hover {
    background: linear-gradient(150deg, #7271f4 0%, #3f3bbd 100%);
}

.btn-danger {
    border: none;
    background: linear-gradient(150deg, #d94167 0%, #b41340 100%);
    color: #ffefef;
}

.main-layout {
    gap: 0;
    padding: 0;
    background: transparent;
    position: relative;
}

.sidebar {
    background: #eff1f2;
    border: none;
    border-radius: 26px;
    box-shadow: none;
    backdrop-filter: none;
}

.sidebar {
    padding: 10px;
}

.sidebar-left {
    position: absolute;
    top: 18px;
    left: 18px;
    bottom: 132px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 0;
    background: transparent;
    box-shadow: none;
    border-radius: 0;
    overflow: visible;
    z-index: 6;
    pointer-events: none;
}

.left-tools-section {
    width: 248px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: rgba(255, 255, 255, 0.96);
    border-radius: 18px;
    box-shadow: 0 16px 36px rgba(44, 47, 48, 0.1);
    backdrop-filter: blur(18px);
    pointer-events: auto;
}

.left-tools-section-toggle {
    width: 100%;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border: 0;
    border-radius: 18px;
    background: transparent;
    box-shadow: none;
    color: var(--text);
    cursor: pointer;
}

.left-tools-section-toggle:hover {
    background: rgba(255, 255, 255, 0.42);
}

.left-tools-section-toggle:focus-visible {
    outline: 2px solid rgba(76, 73, 201, 0.28);
    outline-offset: 2px;
}

.left-tools-section-copy {
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    flex: 1 1 auto;
}

.left-tools-section-label {
    font-family: "Manrope", sans-serif;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.left-tools-section-state {
    font-size: 11px;
    color: var(--text-dim);
}

.left-tools-section-caret {
    width: 18px;
    height: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform 0.16s ease;
}

.left-tools-section-caret svg {
    width: 100%;
    height: 100%;
    display: block;
}

.left-tools-section.open .left-tools-section-caret {
    transform: rotate(90deg);
}

.left-tools-section.open .left-tools-section-toggle {
    padding-bottom: 10px;
}

.left-tools-panel {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.sidebar-right {
    position: absolute;
    top: 18px;
    right: 18px;
    bottom: 132px;
    width: 320px;
    gap: 14px;
    padding: 0;
    background: transparent;
    box-shadow: none;
    border-radius: 0;
    overflow: visible;
    z-index: 6;
    pointer-events: none;
}

.sidebar-left .panel {
    background: #ffffff;
    border: none;
    border-radius: 22px;
    box-shadow: 0 16px 36px rgba(44, 47, 48, 0.06);
    margin-bottom: 14px;
    padding: 18px;
    pointer-events: auto;
}

.sidebar-left .left-tools-panel .panel {
    background: transparent;
    border-radius: 0;
    box-shadow: none;
    margin-bottom: 0;
    padding: 0 14px 14px;
}

.sidebar-left .left-tools-panel .panel h3 {
    display: none;
}

.sidebar-right .panel {
    background: #ffffff;
    border: none;
    border-radius: 22px;
    box-shadow: 0 16px 36px rgba(44, 47, 48, 0.06);
    margin-bottom: 0;
    padding: 18px;
    pointer-events: auto;
}

.sidebar-right .scene-tree,
.sidebar-right .properties {
    flex: 0 1 auto;
}

.sidebar-right .properties {
    max-height: calc(100% - 150px);
}

.panel {
    border-bottom: none;
}

.panel h3 {
    margin-bottom: 14px;
    font-family: "Manrope", sans-serif;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.22em;
    color: #7b8794;
}

.panel h3::before {
    display: none;
}

.badge {
    border-radius: 999px;
    background: rgba(76, 73, 201, 0.08);
    color: var(--accent);
    font-weight: 700;
}

.shape-grid,
.transform-btns,
.sketch-actions {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
}

.shape-btn,
.transform-btn,
.sketch-actions .shape-btn-wide {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-width: 0;
    aspect-ratio: 1 / 1;
    min-height: 56px;
    padding: 8px;
    border: none;
    border-radius: 12px;
    overflow: visible;
    background: #ffffff;
    color: var(--text-dim);
    box-shadow: 0 10px 24px rgba(44, 47, 48, 0.05);
}

.shape-btn:hover,
.transform-btn:hover,
.sketch-actions .shape-btn-wide:hover {
    background: #ffffff;
    color: var(--text);
    transform: translateY(-1px);
}

.shape-btn.active,
.transform-btn.active,
.sketch-actions .shape-btn-wide.active {
    background: linear-gradient(150deg, #8382ff 0%, #4c49c9 100%);
    color: #f4f1ff;
    box-shadow: 0 16px 30px rgba(76, 73, 201, 0.22);
}

.tool-palette-frame {
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

.shape-icon,
.transform-icon {
    width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.shape-icon svg,
.transform-icon svg {
    width: 100%;
    height: 100%;
    display: block;
    overflow: visible;
}

.primitive-icon-stroke,
.transform-icon-stroke {
    stroke-width: 1.6;
}

.primitive-icon-fill,
.transform-icon-fill {
    opacity: 0.16;
}

.tool-palette-btn {
    position: relative;
}

.tool-palette-btn:focus-visible {
    outline: 2px solid rgba(76, 73, 201, 0.28);
    outline-offset: 2px;
}

.tool-tooltip {
    position: absolute;
    left: 50%;
    bottom: calc(100% + 12px);
    width: min(220px, calc(100vw - 32px));
    min-width: 180px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 10px 12px;
    border-radius: 14px;
    background: rgba(255, 250, 242, 0.98);
    border: 1px solid rgba(200, 179, 155, 0.92);
    box-shadow: 0 18px 38px rgba(37, 27, 19, 0.16);
    color: var(--text);
    text-align: left;
    opacity: 0;
    pointer-events: none;
    transform: translateX(-50%) translateY(8px);
    transition: opacity 0.16s ease, transform 0.16s ease;
    z-index: 40;
}

.tool-tooltip::after {
    content: "";
    position: absolute;
    left: 50%;
    top: 100%;
    width: 12px;
    height: 12px;
    background: rgba(255, 250, 242, 0.98);
    border-right: 1px solid rgba(200, 179, 155, 0.92);
    border-bottom: 1px solid rgba(200, 179, 155, 0.92);
    transform: translateX(-50%) rotate(45deg);
}

.tool-tooltip-title {
    font-family: "Manrope", sans-serif;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
}

.tool-tooltip-copy {
    font-size: 12px;
    line-height: 1.4;
    color: var(--text-dim);
}

.tool-palette-btn:hover .tool-tooltip,
.tool-palette-btn:focus-visible .tool-tooltip {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.transform-icon {
    width: 19px;
    height: 19px;
}

@media (max-width: 960px) {
    .shell-card {
        align-items: flex-start;
        flex-direction: column;
    }
}

.transform-btn {
    min-height: 56px;
    padding: 8px;
    border-radius: 14px;
}

.transform-icon {
    width: 19px;
    height: 19px;
}

@media (max-width: 520px) {
    .tool-tooltip {
        left: 0;
        bottom: calc(100% + 10px);
        width: min(180px, calc(100vw - 24px));
        transform: translateX(0) translateY(6px);
    }

    .tool-tooltip::after {
        left: 18px;
        transform: translateX(0) rotate(45deg);
    }

    .tool-palette-btn:hover .tool-tooltip,
    .tool-palette-btn:focus-visible .tool-tooltip {
        transform: translateX(0) translateY(0);
    }
}

.scene-tree {
    flex: 0 0 auto;
}

.object-list {
    max-height: 260px;
    display: grid;
    gap: 8px;
}

@media (max-width: 1220px) {
    .sidebar-right {
        width: 286px;
    }
}

@media (max-width: 960px) {
    .main-layout {
        position: static;
        flex-direction: column;
        align-items: stretch;
        overflow-x: hidden;
        overflow-y: auto;
    }

    .sidebar-left,
    .sidebar-right,
    .viewport-wrapper {
        width: 100%;
        max-width: 100%;
    }

    .sidebar-left {
        position: static;
        top: auto;
        left: auto;
        bottom: auto;
        align-items: stretch;
        padding: 10px;
        border-radius: 0;
        overflow: visible;
        pointer-events: auto;
    }

    .left-tools-section,
    .left-tools-section-toggle,
    .left-tools-panel {
        width: 100%;
    }

    .sidebar-right {
        position: static;
        top: auto;
        right: auto;
        bottom: auto;
        width: 100%;
        padding: 10px;
        border-radius: 26px;
        background: #eff1f2;
        overflow-y: auto;
        pointer-events: auto;
    }

    .sidebar-right .properties {
        max-height: none;
    }

    .viewport-wrapper {
        min-height: 52vh;
    }
}

.object-item {
    gap: 10px;
    padding: 12px 12px;
    border-radius: 14px;
    background: #ffffff;
    box-shadow: inset 0 0 0 1px rgba(117, 119, 120, 0.08);
    font-size: 13px;
}

.object-item:hover {
    background: #f8f9fb;
}

.object-item.selected {
    background: rgba(76, 73, 201, 0.06);
    color: var(--text);
    box-shadow: inset 0 0 0 1px rgba(76, 73, 201, 0.22);
}

.obj-type {
    width: 22px;
    height: 22px;
    color: var(--accent);
}

.obj-name {
    font-weight: 700;
}

.empty-hint {
    font-size: 12px;
    line-height: 1.55;
    color: var(--text-dim);
}

.properties {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.prop-group {
    margin-bottom: 0;
}

.prop-group label,
.scale-tool-axis label,
.alignment-tool-label,
.scale-tool-header label {
    font-family: "Inter", sans-serif;
    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #7b8794;
}

.prop-group input,
.prop-group select,
.prop-group textarea,
.scale-tool-input-row,
.scale-tool-meta select,
.alignment-tool-header-offset input {
    border: none;
    background: #f2f4f6;
    box-shadow: inset 0 0 0 1px rgba(117, 119, 120, 0.08);
}

.prop-group input,
.prop-group select,
.prop-group textarea {
    border-radius: 10px;
    font-family: "Inter", sans-serif;
}

.scale-tool-group,
.alignment-tool-group {
    border: none;
    border-radius: 16px;
    background: #f8f9fa;
    box-shadow: inset 0 0 0 1px rgba(117, 119, 120, 0.08);
}

.viewport-wrapper {
    background:
        radial-gradient(circle at 50% 50%, rgba(76, 73, 201, 0.08), transparent 22%),
        radial-gradient(circle at 80% 20%, rgba(151, 55, 115, 0.08), transparent 20%),
        linear-gradient(180deg, #0d1012 0%, #0c0f10 100%);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 0;
    box-shadow: none;
}

.viewport-wrapper::before {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 16%, transparent 82%, rgba(0, 0, 0, 0.2)),
        radial-gradient(circle at top left, rgba(255, 255, 255, 0.03), transparent 26%);
}

.print-report-panel,
.sketch-toolbar {
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.14);
    backdrop-filter: blur(20px);
    box-shadow: 0 26px 50px rgba(0, 0, 0, 0.18);
}

.print-report-panel-copy h3,
.sketch-toolbar-title {
    color: #ffffff;
}

.print-report-panel-copy p,
.sketch-toolbar-hint,
.sketch-depth-field,
.sketch-depth-unit {
    color: rgba(255, 255, 255, 0.72);
}

.sketch-depth-input-wrap {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.08);
}

.sketch-depth-input-wrap input {
    color: #ffffff;
}

.prompt-bar {
    bottom: 18px;
    width: min(900px, calc(100% - 48px));
    max-width: calc(100% - 48px);
}

.prompt-shell {
    width: 100%;
    max-width: 100%;
    border-radius: 28px;
    border-color: rgba(216, 199, 181, 0.94);
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(20px);
    box-shadow: 0 24px 56px rgba(37, 27, 19, 0.14);
}

.prompt-composer {
    width: 100%;
    max-width: 100%;
}

.prompt-input {
    min-height: 42px;
    border: none;
    border-radius: 18px;
    background: #ffffff;
    box-shadow: inset 0 0 0 1px rgba(216, 199, 181, 0.96);
    color: var(--text);
}

.prompt-input::placeholder {
    color: rgba(106, 86, 69, 0.6);
}

.prompt-input:focus {
    border-color: transparent;
    box-shadow: inset 0 0 0 1px rgba(181, 82, 45, 0.34), 0 0 0 4px rgba(181, 82, 45, 0.12);
}

.prompt-toolbar {
    min-width: 0;
    flex-wrap: wrap;
    gap: 12px;
}

.prompt-tuning,
.prompt-actions-wrap,
.prompt-actions {
    min-width: 0;
}

.prompt-tuning {
    flex: 1 1 0;
}

.prompt-actions-wrap {
    flex: 0 1 auto;
    max-width: 100%;
}

.prompt-actions {
    flex-wrap: wrap;
    max-width: 100%;
}

.prompt-tuning-chip {
    min-width: 0;
    max-width: 100%;
}

.prompt-tuning-select {
    min-width: 0;
    max-width: 100%;
}

.prompt-action-btn {
    min-width: 0;
    max-width: 100%;
}

.prompt-tuning-chip {
    border: none;
    background: #ffffff;
    box-shadow: inset 0 0 0 1px rgba(216, 199, 181, 0.92);
}

.prompt-tuning-label,
.prompt-speech-status {
    color: rgba(106, 86, 69, 0.72);
}

.prompt-tuning-select {
    color: var(--text);
}

.prompt-action-btn {
    color: rgba(106, 86, 69, 0.72);
}

.prompt-action-btn:hover:not(:disabled) {
    background: #ffffff;
    color: var(--text);
}

.prompt-cog[aria-expanded="true"] {
    background: rgba(131, 130, 255, 0.18);
    color: rgba(171, 170, 255, 0.9);
}

.prompt-mic.listening {
    background: rgba(131, 130, 255, 0.18);
    color: rgba(171, 170, 255, 0.9);
}

.prompt-send {
    color: rgba(171, 170, 255, 0.9);
}

.prompt-send:hover:not(:disabled) {
    background: rgba(131, 130, 255, 0.18);
    color: #ababff;
}

.prompt-settings-dropdown {
    border-top-color: rgba(255, 255, 255, 0.08);
}

.prompt-result {
    border: none;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.88);
    box-shadow: 0 18px 40px rgba(12, 15, 16, 0.16);
}

@media (max-width: 1180px) {
    .sidebar-left {
        width: 224px;
    }

    .sidebar-right {
        width: 296px;
    }

    .prompt-bar {
        width: min(820px, calc(100% - 40px));
    }
}

@media (max-width: 900px) {
    .header {
        padding: 10px 14px;
    }

    .auth-actions,
    .project-actions,
    .history-actions {
        background: transparent;
        padding: 0;
        box-shadow: none;
    }

    .sidebar,
    .sidebar-left,
    .sidebar-right {
        width: auto;
    }

    .sidebar-left {
        padding: 8px;
    }

    .sidebar-right {
        padding: 10px;
    }

    .shape-btn {
        min-height: 72px;
    }

    .prompt-bar {
        width: min(100%, calc(100% - 24px));
        bottom: 12px;
    }
}

@media (max-width: 760px) {
    .main-layout {
        padding: 10px;
        gap: 10px;
    }

    .viewport-wrapper {
        border-radius: 18px;
    }

    .sidebar-right .panel,
    .prompt-result {
        border-radius: 18px;
    }

    .prompt-bar {
        left: 8px;
        right: 8px;
        width: auto;
        max-width: none;
        transform: none;
        bottom: 8px;
    }

    .prompt-shell {
        border-radius: 20px;
    }

    .prompt-input {
        min-height: 40px;
        padding: 10px 12px;
        font-size: 13px;
        border-radius: 14px;
    }

    .prompt-tuning-chip {
        flex: 1 1 100%;
        justify-content: space-between;
    }

    .prompt-actions {
        padding: 2px;
    }
}

@media (max-width: 520px) {
    .prompt-bar {
        left: 6px;
        right: 6px;
        width: auto;
        max-width: none;
        bottom: 6px;
    }

    .prompt-composer {
        padding: 5px;
    }

    .prompt-input {
        min-height: 38px;
        padding: 8px 10px;
        border-radius: 14px;
    }

    .prompt-action-btn {
        width: 34px;
        height: 34px;
        min-height: 34px;
    }

    .prompt-settings-dropdown {
        padding: 8px 10px;
    }

    .prompt-tuning {
        display: grid;
        grid-template-columns: minmax(0, 1fr);
    }

    .prompt-tuning-chip {
        grid-template-columns: minmax(0, 1fr);
        gap: 4px;
        justify-items: stretch;
        border-radius: 16px;
    }

    .prompt-tuning-label {
        letter-spacing: 0.12em;
    }
}