/* =====================================================================
   TAKUMI — Portal de Imágenes Dentales
   Sistema de diseño: precisión clínica, institucional, sobrio.
   ===================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Source+Serif+4:ital,wght@0,500;0,600;1,500&family=IBM+Plex+Sans:wght@400;500;600&display=swap');

:root {
    --white: #FFFFFF;
    --ink: #161A1F;
    --ink-secondary: #57616D;
    --line: #E4E7EB;
    --line-strong: #C7CDD4;
    --navy: #1F3A5F;
    --navy-dark: #16293F;
    --brass: #9C7A3C;
    --error-bg: #FBEAEA;
    --error-text: #8A2A2A;
    --success-bg: #EAF2ED;
    --success-text: #23593D;
    --radius: 6px;
    --font-display: 'Source Serif 4', Georgia, serif;
    --font-ui: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--white);
    color: var(--ink);
    font-family: var(--font-ui);
    -webkit-font-smoothing: antialiased;
}

a { color: var(--navy); }

button, input, select, textarea { font-family: inherit; font-size: 1rem; }

:focus-visible {
    outline: 2px solid var(--navy);
    outline-offset: 2px;
}

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.auth-card {
    width: 100%;
    max-width: 380px;
}

.auth-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 40px;
    text-align: center;
}

.auth-brand-mark {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    color: var(--navy);
    letter-spacing: 0.01em;
}

.auth-brand-sub {
    margin-top: 6px;
    font-size: 0.875rem;
    color: var(--ink-secondary);
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 6px;
    border-top: 1px solid var(--line);
    padding-top: 28px;
}

.auth-form label {
    font-size: 0.8125rem;
    color: var(--ink-secondary);
    margin-top: 14px;
}

.auth-form input {
    padding: 10px 12px;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    color: var(--ink);
}

.auth-form input:focus {
    border-color: var(--navy);
}

.auth-form button {
    margin-top: 24px;
    padding: 11px 16px;
    background: var(--navy);
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s ease;
}

.auth-form button:hover { background: var(--navy-dark); }

.alert {
    padding: 10px 14px;
    border-radius: var(--radius);
    font-size: 0.875rem;
    margin-bottom: 8px;
}

.alert-error { background: var(--error-bg); color: var(--error-text); }
.alert-success { background: var(--success-bg); color: var(--success-text); }

.app-shell {
    display: flex;
    min-height: 100vh;
}

.app-sidebar {
    width: 220px;
    flex-shrink: 0;
    border-right: 1px solid var(--line);
    padding: 24px 20px;
    display: flex;
    flex-direction: column;
}

.app-sidebar-brand {
    font-family: var(--font-display);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 4px;
}

.app-sidebar-context {
    font-size: 0.8125rem;
    color: var(--ink-secondary);
    margin-bottom: 32px;
    border-bottom: 1px solid var(--line);
    padding-bottom: 20px;
}

.app-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.app-nav a {
    text-decoration: none;
    color: var(--ink);
    padding: 9px 10px;
    border-radius: var(--radius);
    font-size: 0.9375rem;
}

.app-nav a:hover { background: #F5F6F7; }
.app-nav a.active { background: var(--navy); color: var(--white); }

.app-sidebar-footer {
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid var(--line);
}

.app-sidebar-footer form button {
    background: none;
    border: none;
    color: var(--ink-secondary);
    font-size: 0.8125rem;
    cursor: pointer;
    padding: 0;
}

.app-sidebar-footer form button:hover { color: var(--ink); }

.app-main {
    flex: 1;
    padding: 32px 40px;
    max-width: 1100px;
}

.page-title {
    font-family: var(--font-display);
    font-size: 1.625rem;
    font-weight: 600;
    margin: 0 0 4px;
}

.page-subtitle {
    color: var(--ink-secondary);
    font-size: 0.9375rem;
    margin: 0 0 28px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9375rem;
}

.data-table th {
    text-align: left;
    font-weight: 500;
    color: var(--ink-secondary);
    font-size: 0.8125rem;
    padding: 0 12px 10px;
    border-bottom: 1px solid var(--line-strong);
}

.data-table td {
    padding: 14px 12px;
    border-bottom: 1px solid var(--line);
    vertical-align: middle;
}

.data-table tr:last-child td { border-bottom: none; }

.badge {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 500;
}

.badge-pendiente { background: #FBF3E6; color: var(--brass); }
.badge-asignado { background: var(--success-bg); color: var(--success-text); }
.badge-archivado { background: #F0F1F2; color: var(--ink-secondary); }

.btn {
    display: inline-block;
    padding: 7px 14px;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    border: 1px solid var(--line-strong);
    background: var(--white);
    color: var(--ink);
    cursor: pointer;
}

.btn:hover { border-color: var(--ink-secondary); }

.btn-primary {
    background: var(--navy);
    border-color: var(--navy);
    color: var(--white);
}

.btn-primary:hover { background: var(--navy-dark); }

.empty-state {
    padding: 48px 24px;
    text-align: center;
    color: var(--ink-secondary);
    border: 1px dashed var(--line-strong);
    border-radius: var(--radius);
}

@media (max-width: 768px) {
    .app-shell { flex-direction: column; }

    .app-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--line);
        padding: 16px 20px;
    }

    .app-sidebar-context { margin-bottom: 16px; padding-bottom: 12px; }

    .app-nav { flex-direction: row; flex-wrap: wrap; }

    .app-sidebar-footer { margin-top: 16px; padding-top: 12px; }

    .app-main { padding: 20px; }

    .data-table thead { display: none; }

    .data-table tr {
        display: block;
        border-bottom: 1px solid var(--line-strong);
        padding: 12px 0;
    }

    .data-table td {
        display: flex;
        justify-content: space-between;
        gap: 12px;
        border-bottom: none;
        padding: 4px 0;
    }

    .data-table td::before {
        content: attr(data-label);
        color: var(--ink-secondary);
        font-size: 0.8125rem;
        flex-shrink: 0;
    }
}