/* ═══════════════════════════════════════════════════════════════
   digital-exams.css — /sinavlar sayfasi stilleri
   Prefix: de- (digital exams)
   NOT: Main site'da --vp-* token'lari yuklu DEGIL.
   Bu dosya kendi local token'larini tanimlar.
   ═══════════════════════════════════════════════════════════════ */

/* ── Local Tokens ─────────────────────────────────────────────── */
:root {
    /* Badge colors per exam type — Jewel Tones */
    --de-badge-sat:         #1D4ED8;
    --de-badge-ap:          #059669;
    --de-badge-ib:          #7C3AED;
    --de-badge-imat:        #B91C1C;
    --de-badge-bocconi:     #0E7490;
    --de-badge-act:         #4F46E5;
    --de-badge-alevel:      #92400E;

    /* Surfaces */
    --de-surface-1:         #FFFFFF;
    --de-surface-2:         #F8FAFC;

    /* Text */
    --de-text:              #1E293B;
    --de-text-secondary:    #64748B;
    --de-text-muted:        #94A3B8;
    --de-text-white:        #FFFFFF;

    /* Borders */
    --de-border:            #E2E8F0;
    --de-border-strong:     #CBD5E1;

    /* Shadows */
    --de-shadow-sm:         0 1px 2px rgba(0,0,0,.05);
    --de-shadow-md:         0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -2px rgba(0,0,0,.05);
    --de-shadow-lg:         0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -4px rgba(0,0,0,.04);

    /* Radii */
    --de-radius-sm:         .375rem;
    --de-radius-md:         .5rem;
    --de-radius-lg:         .75rem;

    /* Buttons */
    --de-success:           #22C55E;
    --de-success-hover:     #16A34A;
    --de-danger:            #EF4444;
    --de-gold:              rgb(var(--color-star));
}

/* ── Hero Section ─────────────────────────────────────────────── */
.de-hero-section {
    position: relative;
    z-index: 1;
    background: linear-gradient(135deg,
        rgba(var(--color-themeblue-rgb), 1) 0%,
        rgba(var(--color-themeblue-rgb), 0.85) 100%);
    padding: 3rem 0;
    box-shadow: var(--de-shadow-lg);
}

.de-hero-section h1 {
    color: var(--de-text-white) !important;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.de-hero-subtitle {
    color: var(--de-gold) !important;
    font-size: 1.1rem;
    font-weight: 400;
    font-style: italic;
    margin-bottom: 0;
}

/* ── Category Pills ───────────────────────────────────────────── */
.de-category-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.625rem;
    padding: 1.25rem 0;
}

.de-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    border-radius: 2rem;
    border: 2px solid rgba(var(--color-themeblue-rgb), 0.2);
    background-color: var(--de-surface-1);
    color: var(--de-text);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.de-pill:hover {
    border-color: rgba(var(--color-themeblue-rgb), 0.5);
    box-shadow: var(--de-shadow-sm);
    transform: translateY(-1px);
}

.de-pill.active {
    background-color: rgb(var(--color-themeblue-rgb));
    border-color: rgb(var(--color-themeblue-rgb));
    color: var(--de-text-white) !important;
}

.de-pill-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.5rem;
    height: 1.5rem;
    padding: 0 0.375rem;
    border-radius: 1rem;
    background-color: rgba(var(--color-themeblue-rgb), 0.1);
    font-size: 0.75rem;
    font-weight: 700;
}

.de-pill.active .de-pill-count {
    background-color: rgba(var(--color-star), 0.3);
    color: var(--de-text-white) !important;
}

/* ── Content Section ──────────────────────────────────────────── */
.de-content-section {
    padding: 2rem 0 3rem;
    background-color: var(--de-surface-2);
    min-height: 60vh;
}

/* ── Filter Sidebar ───────────────────────────────────────────── */
.de-filter-container {
    background-color: var(--de-surface-1);
    border: 1px solid var(--de-border);
    border-radius: var(--de-radius-lg);
    padding: 1.25rem;
    position: sticky;
    top: 6rem;
}

.de-filter-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid rgba(var(--color-themeblue-rgb), 0.15);
}

.de-filter-header-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--de-text);
    margin-bottom: 0;
}

.de-filter-clear {
    font-size: 0.8rem;
    color: var(--de-text-secondary);
    cursor: pointer;
    text-decoration: none;
    transition: color 0.2s ease;
}

.de-filter-clear:hover {
    color: var(--de-danger);
}

.de-filter-group {
    margin-bottom: 1rem;
}

.de-filter-group:last-child {
    margin-bottom: 0;
}

.de-filter-group-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--de-text);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: 0.5rem;
    cursor: pointer;
    user-select: none;
}

.de-filter-group-title .chevron {
    transition: transform 0.2s ease;
    font-size: 0.75rem;
    color: var(--de-text-muted);
}

.de-filter-group-title.collapsed .chevron {
    transform: rotate(-90deg);
}

.de-filter-items {
    list-style: none;
    padding: 0;
    margin: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.de-filter-items.collapsed {
    max-height: 0;
}

.de-filter-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0;
    font-size: 0.85rem;
    color: var(--de-text-secondary);
    cursor: pointer;
}

.de-filter-item:hover {
    color: var(--de-text);
}

.de-filter-item input[type="checkbox"] {
    accent-color: rgb(var(--color-themeblue-rgb));
    width: 1rem;
    height: 1rem;
    cursor: pointer;
}

.de-filter-item-label {
    flex: 1;
}

.de-filter-item-count {
    font-size: 0.75rem;
    color: var(--de-text-muted);
    font-weight: 600;
}

.de-filter-subitems {
    list-style: none;
    padding: 0 0 0 1.5rem;
    margin: 0;
}

.de-filter-subitems.collapsed {
    max-height: 0;
}

.de-filter-subgroup {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* ── Top Bar ──────────────────────────────────────────────────── */
.de-top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
    padding: 0.75rem 1rem;
    background-color: var(--de-surface-1);
    border: 1px solid var(--de-border);
    border-radius: var(--de-radius-md);
}

.de-result-count {
    font-size: 0.9rem;
    color: var(--de-text-secondary);
}

.de-result-count strong {
    color: var(--de-text);
}

.de-sort-select {
    padding: 0.375rem 0.75rem;
    border: 1px solid var(--de-border);
    border-radius: var(--de-radius-sm);
    font-size: 0.85rem;
    color: var(--de-text);
    background-color: var(--de-surface-1);
    cursor: pointer;
}

.de-sort-select:focus {
    outline: none;
    border-color: rgb(var(--color-themeblue-rgb));
    box-shadow: 0 0 0 2px rgba(var(--color-themeblue-rgb), 0.15);
}

/* ── Card Grid ────────────────────────────────────────────────── */
.de-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.de-card {
    display: flex;
    flex-direction: column;
    background-color: var(--de-surface-1);
    border: 1px solid var(--de-border);
    border-radius: var(--de-radius-lg);
    padding: 1.25rem;
    box-shadow: var(--de-shadow-sm);
    transition: all 0.25s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.de-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background-color: var(--de-border);
    transition: background-color 0.25s ease;
}

.de-card[data-type="sat"]::before     { background-color: var(--de-badge-sat); }
.de-card[data-type="ap"]::before      { background-color: var(--de-badge-ap); }
.de-card[data-type="ib"]::before      { background-color: var(--de-badge-ib); }
.de-card[data-type="imat"]::before    { background-color: var(--de-badge-imat); }
.de-card[data-type="bocconi"]::before { background-color: var(--de-badge-bocconi); }
.de-card[data-type="act"]::before     { background-color: var(--de-badge-act); }
.de-card[data-type="a level"]::before { background-color: var(--de-badge-alevel); }

.de-card:hover {
    border-color: rgba(var(--color-themeblue-rgb), 0.35);
    box-shadow: var(--de-shadow-lg);
    transform: translateY(-3px);
}

.de-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.de-card-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.625rem;
    border-radius: 1rem;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
    color: var(--de-text-white) !important;
}

.de-card-badge[data-type="sat"]     { background-color: var(--de-badge-sat); }
.de-card-badge[data-type="ap"]      { background-color: var(--de-badge-ap); }
.de-card-badge[data-type="ib"]      { background-color: var(--de-badge-ib); }
.de-card-badge[data-type="imat"]    { background-color: var(--de-badge-imat); }
.de-card-badge[data-type="bocconi"] { background-color: var(--de-badge-bocconi); }
.de-card-badge[data-type="act"]     { background-color: var(--de-badge-act); }
.de-card-badge[data-type="a level"] { background-color: var(--de-badge-alevel); }

.de-card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--de-text);
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.de-card-title a {
    color: inherit !important;
    text-decoration: none;
    transition: color 0.2s ease;
}

.de-card-title a:hover {
    color: rgb(var(--color-themeblue-rgb)) !important;
}

.de-card-meta {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    margin-bottom: 1rem;
    flex: 1;
}

.de-card-meta-item {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.825rem;
    color: var(--de-text-secondary);
}

.de-card-meta-item i {
    font-size: 1rem;
    color: var(--de-text-muted);
    width: 1.25rem;
    text-align: center;
}

.de-card-actions {
    margin-top: auto;
}

.de-card-actions .btn {
    width: 100%;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: var(--de-radius-md);
    transition: all 0.2s ease;
}

/* Free button */
a.btn.de-btn-free,
a.btn.de-btn-free:link,
a.btn.de-btn-free:visited,
a.btn.de-btn-free:hover,
a.btn.de-btn-free:focus {
    color: var(--de-text-white) !important;
}

.btn.de-btn-free {
    background-color: var(--de-success);
    border-color: var(--de-success);
}

.btn.de-btn-free:hover,
.btn.de-btn-free:focus {
    background-color: var(--de-success-hover);
    border-color: var(--de-success-hover);
}

/* Preview button */
a.btn.de-btn-preview,
a.btn.de-btn-preview:link,
a.btn.de-btn-preview:visited,
a.btn.de-btn-preview:hover,
a.btn.de-btn-preview:focus {
    color: var(--de-text-white) !important;
}

.btn.de-btn-preview {
    background-color: rgb(var(--color-themeblue-rgb));
    border-color: rgb(var(--color-themeblue-rgb));
}

.btn.de-btn-preview:hover,
.btn.de-btn-preview:focus {
    background-color: rgba(var(--color-themeblue-rgb), 0.85);
    border-color: rgba(var(--color-themeblue-rgb), 0.85);
}

/* ── Card Icon (material-symbols inside buttons) ─────────────── */
.de-card-actions .btn .material-symbols-outlined {
    font-size: 1rem;
    vertical-align: middle;
}

/* ── Hidden utility (JS toggle) ──────────────────────────────── */
.de-hidden {
    display: none !important;
}

/* ── Empty State ──────────────────────────────────────────────── */
.de-empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem 1rem;
    color: var(--de-text-muted);
}

.de-empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.de-empty-state p {
    font-size: 1rem;
    margin-bottom: 0;
}

/* ── Mobile Filter Toggle ─────────────────────────────────────── */
.de-filter-toggle {
    display: none;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: 1px solid var(--de-border);
    border-radius: var(--de-radius-md);
    background-color: var(--de-surface-1);
    color: var(--de-text);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    margin-bottom: 1rem;
    width: 100%;
    justify-content: center;
}

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 1199.98px) {
    .de-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 991.98px) {
    .de-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .de-hero-section h1 {
        font-size: 1.6rem;
    }
}

@media (max-width: 767.98px) {
    .de-grid {
        grid-template-columns: 1fr;
    }

    .de-filter-toggle {
        display: flex;
    }

    .de-filter-sidebar {
        display: none;
    }

    .de-filter-sidebar.show {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 1050;
        background-color: rgba(var(--color-themeblue-rgb), 0.5);
        padding: 1rem;
        overflow-y: auto;
    }

    .de-filter-sidebar.show .de-filter-container {
        max-width: 320px;
        margin: 2rem auto;
        position: relative;
    }

    .de-filter-close {
        display: block;
        position: absolute;
        top: 0.75rem;
        right: 0.75rem;
        background: none;
        border: none;
        font-size: 1.25rem;
        color: var(--de-text-muted);
        cursor: pointer;
        z-index: 1;
    }

    .de-filter-close:hover {
        color: var(--de-text);
    }

    .de-hero-section {
        padding: 2rem 0;
    }

    .de-hero-section h1 {
        font-size: 1.4rem;
    }

    .de-hero-subtitle {
        font-size: 0.95rem;
    }

    .de-category-pills {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 0.5rem;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .de-category-pills::-webkit-scrollbar {
        display: none;
    }

    .de-pill {
        white-space: nowrap;
        flex-shrink: 0;
    }

    .de-top-bar {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }
}

/* Desktop: hide close button */
@media (min-width: 768px) {
    .de-filter-close {
        display: none;
    }
}