/* Desda Super Archive — shared app layout and components */

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

body {
    font-family: 'IBM Plex Sans', Calibri, Arial, Helvetica, sans-serif;
    background: var(--app-bg);
    color: var(--app-text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    line-height: 1.5;
}

/* ── Header (app + legacy .header alias) ── */
.app-header,
.header {
    background: var(--app-header-bg);
    border-bottom: 3px solid var(--desda-light-blue);
    padding: 0.875rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.app-header-left,
.header-left {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    flex-wrap: wrap;
}

.app-logo-link,
.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--app-header-text);
    flex-shrink: 0;
}

.app-logo,
.logo-img {
    height: 28px;
    width: auto;
}

.app-header-divider,
.logo-divider {
    width: 1px;
    height: 24px;
    background: rgba(139, 184, 232, 0.4);
}

.app-header-product,
.logo-product {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--app-header-muted);
}

.app-header-title,
.header-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--app-header-text);
}

.app-header-right,
.header-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.app-nav,
.nav-links,
.header-nav {
    display: flex;
    gap: 0.25rem;
    flex-wrap: wrap;
}

.app-nav a,
.nav-links a,
.header-nav a {
    color: var(--app-header-muted);
    text-decoration: none;
    font-size: 0.85rem;
    padding: 0.45rem 0.75rem;
    border-radius: var(--radius);
    transition: all 0.2s;
}

.app-nav a:hover,
.app-nav a.active,
.nav-links a:hover,
.nav-links a.active,
.header-nav a:hover,
.header-nav .nav-link:hover {
    background: rgba(139, 184, 232, 0.15);
    color: var(--app-header-text);
}

.header-nav .nav-link {
    color: var(--app-header-muted);
    text-decoration: none;
    font-size: 0.85rem;
    padding: 0.45rem 0.75rem;
    border-radius: var(--radius);
    transition: all 0.2s;
}

.app-theme-toggle,
.labs-theme-toggle {
    background: rgba(139, 184, 232, 0.15);
    border: 1px solid rgba(139, 184, 232, 0.3);
    color: var(--app-header-muted);
    font-size: 0.8rem;
    padding: 0.4rem 0.65rem;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}

.app-theme-toggle:hover,
.labs-theme-toggle:hover {
    background: rgba(139, 184, 232, 0.25);
    color: var(--app-header-text);
}

/* Main index header with search */
.app-header-main .header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    width: 100%;
    flex-wrap: wrap;
}

.app-header-main .search-container {
    flex: 1;
    max-width: 600px;
    position: relative;
}

/* ── Main content ── */
.app-main,
.main-container,
.container {
    flex: 1;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.app-main-wide { max-width: 1400px; }

.page-header {
    text-align: center;
    margin-bottom: 2rem;
}

.page-header-left { text-align: left; margin-bottom: 2rem; }

.page-icon { font-size: 3rem; margin-bottom: 0.75rem; }

.page-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--desda-navy);
}

[data-theme="dark"] .page-title { color: var(--desda-light-blue); }

.page-subtitle { color: var(--app-text-secondary); font-size: 1.05rem; }

/* ── Admin cards ── */
.admin-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.admin-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    box-shadow: var(--app-shadow);
}

.admin-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: var(--card-accent, var(--desda-navy));
    opacity: 0;
    transition: opacity 0.3s;
}

.admin-card:hover {
    border-color: var(--card-accent, var(--desda-light-blue));
    transform: translateY(-3px);
    box-shadow: var(--app-shadow-lg);
}

.admin-card:hover::before { opacity: 1; }

.admin-card[data-section="database"] { --card-accent: var(--desda-navy); }
.admin-card[data-section="config"] { --card-accent: var(--desda-teal); }
.admin-card[data-section="archive"] { --card-accent: var(--desda-amber); }
.admin-card[data-section="backup"] { --card-accent: var(--desda-green); }
.admin-card[data-section="appearance"] { --card-accent: var(--desda-light-blue); }
.admin-card[data-section="feedback"] { --card-accent: var(--desda-teal); }
.admin-card[data-section="testing"] { --card-accent: var(--desda-red); }
.admin-card[data-section="labs"] { --card-accent: var(--desda-navy); }
.admin-card[data-section="issues"],
.admin-card[data-section="defects"] { --card-accent: var(--desda-red); }
.admin-card[data-section="users"],
.admin-card[data-section="audit"],
.admin-card[data-section="sso"] { --card-accent: var(--desda-navy); }
.admin-card[data-section="developers"] { --card-accent: var(--desda-teal); }
.admin-card[data-section="etl"] { --card-accent: var(--desda-amber); }

.card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.card-icon {
    width: 56px;
    height: 56px;
    background: rgba(0, 40, 85, 0.06);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
}

[data-theme="dark"] .card-icon { background: rgba(139, 184, 232, 0.1); }

.card-badge {
    font-size: 0.7rem;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    background: rgba(139, 184, 232, 0.15);
    color: var(--desda-navy);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

[data-theme="dark"] .card-badge { color: var(--desda-light-blue); }

.card-title { font-size: 1.25rem; font-weight: 600; margin-bottom: 0.5rem; }

.card-description {
    color: var(--app-text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
    flex: 1;
}

.card-features { display: flex; flex-wrap: wrap; gap: 0.5rem; }

.feature-tag {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    background: rgba(139, 184, 232, 0.12);
    border-radius: 4px;
    color: var(--desda-navy);
}

[data-theme="dark"] .feature-tag { color: var(--desda-light-blue); }

.card-arrow {
    position: absolute;
    bottom: 1.5rem;
    right: 1.5rem;
    font-size: 1.25rem;
    color: var(--app-text-muted);
    transition: all 0.3s;
}

.admin-card:hover .card-arrow {
    color: var(--card-accent, var(--desda-navy));
    transform: translateX(4px);
}

.admin-card-labs { border-top: 4px solid var(--desda-navy) !important; }

/* ── Stats / panels ── */
.quick-stats,
.stat-card,
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--app-shadow);
}

.quick-stats { padding: 1.5rem; margin-top: 2rem; }

.quick-stats-title {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--app-text-muted);
    margin-bottom: 1rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
}

.stat-item { text-align: center; }
.stat-value { font-size: 2rem; font-weight: 700; color: var(--desda-navy); }
[data-theme="dark"] .stat-value { color: var(--desda-light-blue); }
.stat-label { font-size: 0.85rem; color: var(--app-text-muted); }

.stat-card { padding: 1.25rem; display: flex; align-items: center; gap: 1rem; }
.stat-icon { font-size: 2rem; }

/* ── Forms ── */
.form-group { margin-bottom: 1.25rem; }

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--app-text-secondary);
}

.form-input,
input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    color: var(--app-text);
    font-size: 0.95rem;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus,
input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--desda-light-blue);
    box-shadow: 0 0 0 3px rgba(139, 184, 232, 0.25);
}

/* ── Buttons ── */
.btn,
.app-btn {
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: inherit;
}

.btn-primary,
.app-btn-primary {
    background: var(--desda-navy);
    color: white;
}

.btn-primary:hover,
.app-btn-primary:hover { background: var(--desda-navy-hover); }

.btn-secondary,
.app-btn-secondary {
    background: var(--bg-card);
    color: var(--app-text);
    border: 1px solid var(--border-color);
}

.btn-danger { background: var(--desda-red); color: white; }

/* ── Tables ── */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    font-weight: 600;
    color: var(--desda-navy);
    font-size: 0.8rem;
    text-transform: uppercase;
    background: rgba(139, 184, 232, 0.08);
}

[data-theme="dark"] .data-table th { color: var(--desda-light-blue); }

/* ── Auth layout ── */
.auth-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--app-bg);
}

.auth-container {
    width: 100%;
    max-width: 420px;
    padding: 2rem;
}

.auth-logo {
    display: block;
    height: 40px;
    margin: 0 auto 1rem;
}

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--app-shadow-lg);
}

.auth-title {
    text-align: center;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--desda-navy);
    margin-bottom: 0.35rem;
}

[data-theme="dark"] .auth-title { color: var(--desda-light-blue); }

.auth-subtitle {
    text-align: center;
    color: var(--app-text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.auth-btn {
    width: 100%;
    padding: 0.875rem 1.5rem;
    background: var(--desda-navy);
    border: none;
    border-radius: var(--radius);
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.auth-btn:hover { background: var(--desda-navy-hover); }

.auth-footer {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.8rem;
    color: var(--app-text-muted);
}

/* ── Footer ── */
.app-footer {
    text-align: center;
    padding: 1.5rem 2rem;
    color: var(--app-text-muted);
    font-size: 0.85rem;
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}

.app-footer a {
    color: var(--desda-navy);
    text-decoration: none;
    font-weight: 600;
}

[data-theme="dark"] .app-footer a { color: var(--desda-light-blue); }

.version-info {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    color: var(--app-text-muted);
    font-size: 0.85rem;
}

/* ── Flash messages ── */
.flash {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
}

.flash-error { background: rgba(220, 38, 38, 0.1); border: 1px solid var(--desda-red); color: var(--desda-red); }
.flash-success { background: rgba(22, 163, 74, 0.1); border: 1px solid var(--desda-green); color: var(--desda-green); }
.flash-info { background: rgba(139, 184, 232, 0.15); border: 1px solid var(--desda-light-blue); color: var(--desda-navy); }

/* Theme settings */
.theme-picker {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.theme-option {
    flex: 1;
    min-width: 140px;
    padding: 1.25rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    cursor: pointer;
    text-align: center;
    transition: all 0.2s;
    background: var(--bg-card);
}

.theme-option:hover { border-color: var(--desda-light-blue); }

.theme-option.selected {
    border-color: var(--desda-navy);
    box-shadow: 0 0 0 3px rgba(139, 184, 232, 0.3);
}

.theme-option-label { font-weight: 600; margin-top: 0.5rem; }

@media (max-width: 768px) {
    .app-header, .header { padding: 0.75rem 1rem; }
    .app-main, .main-container, .container { padding: 1rem; }
    .admin-grid { grid-template-columns: 1fr; }
}

@media print {
    .app-header, .header, .app-footer, .app-theme-toggle { display: none; }
    body { background: white; }
}