:root {
    --bg: #f2eee7;
    --panel: #fffaf2;
    --panel-shadow: rgba(37, 27, 19, 0.12);
    --text: #24180f;
    --text-dim: #6a5645;
    --line: #d8c7b5;
    --accent: #b5522d;
    --accent-hover: #944324;
    --danger: #b42318;
}

* {
    box-sizing: border-box;
}

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

.auth-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}

.auth-card {
    width: min(100%, 420px);
    padding: 32px;
    border: 1px solid rgba(216, 199, 181, 0.9);
    border-radius: 24px;
    background: rgba(255, 250, 242, 0.95);
    box-shadow: 0 20px 60px var(--panel-shadow);
}

.auth-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    text-decoration: none;
}

.auth-brand-mark {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 48px;
    width: 48px;
    height: 48px;
    border-radius: 14px;
}

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

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

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

.auth-brand-copy {
    display: flex;
    flex-direction: column;
}

.auth-brand-kicker {
    color: var(--text-dim);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

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

h1 {
    margin: 0 0 8px;
    font-size: 32px;
}

.auth-copy {
    margin: 0 0 24px;
    color: var(--text-dim);
    line-height: 1.5;
}

.auth-form {
    display: grid;
    gap: 16px;
}

.auth-field {
    display: grid;
    gap: 6px;
}

.auth-field label {
    font-size: 14px;
    font-weight: 600;
}

.auth-field input {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: #fff;
    color: var(--text);
    font-size: 14px;
}

.auth-field input:focus {
    outline: 2px solid rgba(181, 82, 45, 0.18);
    border-color: var(--accent);
}

.auth-submit {
    border: 0;
    border-radius: 999px;
    padding: 13px 18px;
    background: var(--accent);
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
}

.auth-submit:hover {
    background: var(--accent-hover);
}

.auth-errors {
    padding: 12px 14px;
    border-radius: 12px;
    background: rgba(180, 35, 24, 0.08);
    color: var(--danger);
}

.auth-errors p,
.field-error,
.auth-switch {
    margin: 0;
}

.field-error {
    color: var(--danger);
    font-size: 13px;
}

.auth-switch {
    margin-top: 18px;
    color: var(--text-dim);
}

.auth-switch a {
    color: var(--accent);
}

@media (max-width: 540px) {
    .auth-card {
        padding: 24px;
        border-radius: 18px;
    }

    .auth-brand-kicker {
        display: none;
    }

    h1 {
        font-size: 26px;
    }
}