/**
 * Brookfield Group — Three-School Programme Directory
 * Shared Component Stylesheet with School Skin Tokens
 * Author: Antigravity DeepMind Team
 * Targets: BBS, BSC, BSHS
 */

/* ==========================================================================
   01. Base CSS Variables & Theme Token Scoping
   ========================================================================== */
.brookfield-programme-directory {
    --dir-navy: #061D3B;
    --dir-ink: #172538;
    --dir-gold: #C89D45;
    --dir-gold-hover: #B58B35;
    --dir-gold-subtle: rgba(200, 157, 69, 0.12);
    --dir-surface: #FAFAF7;
    --dir-card: #FFFFFF;
    --dir-border: #DFE5E9;
    --dir-border-subtle: #EDF1F4;
    --dir-muted: #65748A;
    --dir-text-light: #94A3B8;
    --dir-radius: 8px;
    --dir-shadow-sm: 0 2px 8px rgba(6, 29, 59, 0.04);
    --dir-shadow: 0 4px 16px rgba(6, 29, 59, 0.06);
    --dir-shadow-hover: 0 16px 36px rgba(6, 29, 59, 0.12);
    --dir-container: 1440px;
    
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--dir-ink);
    background-color: var(--dir-surface);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Tenant 1: Brookfield Business School (BBS) Skin - Crimson Accent */
.brookfield-programme-directory[data-institute="bbs"] {
    --dir-accent: #A51C30;
    --dir-accent-hover: #8C1525;
    --dir-accent-light: #FBF0F2;
    --dir-accent-border: #F3D2D7;
}

/* Tenant 2: Brookfield School of Computing (BSC) Skin - Tech Navy / Cool Blue Accent */
.brookfield-programme-directory[data-institute="bsc"] {
    --dir-accent: #254B7C;
    --dir-accent-hover: #1A375E;
    --dir-accent-light: #F0F4F9;
    --dir-accent-border: #D1DFEE;
}

/* Tenant 3: Brookfield School of Health Sciences (BSHS) Skin - Health Teal Accent */
.brookfield-programme-directory[data-institute="bshs"] {
    --dir-accent: #187D83;
    --dir-accent-hover: #126368;
    --dir-accent-light: #EEF8F8;
    --dir-accent-border: #CCE9EA;
}

/* Typography Helpers */
.brookfield-programme-directory .dir-serif {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-weight: 600;
}

.brookfield-programme-directory a {
    text-decoration: none;
    transition: all 0.2s ease;
}

/* ==========================================================================
   02. Container Constraint
   ========================================================================== */
.dir-container {
    max-width: var(--dir-container);
    margin-left: auto;
    margin-right: auto;
    padding-left: 24px;
    padding-right: 24px;
}

@media (min-width: 768px) {
    .dir-container {
        padding-left: 40px;
        padding-right: 40px;
    }
}

/* ==========================================================================
   03. Editorial Hero Banner
   ========================================================================== */
.dir-hero-banner {
    position: relative;
    background-color: var(--dir-navy);
    background-size: cover;
    background-position: center right;
    color: #FFFFFF;
    padding: 72px 0 68px 0;
    border-bottom: 2px solid var(--dir-gold);
    overflow: hidden;
}

.dir-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(6, 29, 59, 0.96) 0%, rgba(6, 29, 59, 0.88) 55%, rgba(6, 29, 59, 0.4) 100%);
    z-index: 1;
}

.dir-hero-content {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
}

.dir-hero-main {
    max-width: 740px;
}

.dir-hero-eyebrow {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--dir-gold);
    margin-bottom: 14px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.dir-hero-title {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-size: clamp(2.4rem, 4.2vw, 3.6rem);
    font-weight: 600;
    line-height: 1.1;
    color: #FFFFFF !important;
    margin-bottom: 18px;
    letter-spacing: -0.015em;
}

.dir-hero-title .dir-title-highlight {
    color: var(--dir-gold);
}

.dir-hero-desc {
    font-size: 1.125rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 28px;
    font-weight: 300;
}

.dir-hero-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background-color: var(--dir-gold);
    color: #FFFFFF !important;
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 13px 26px;
    border-radius: 4px;
    box-shadow: 0 4px 14px rgba(200, 157, 69, 0.35);
    transition: all 0.25s ease;
    cursor: pointer;
    border: none;
}

.dir-hero-btn:hover {
    background-color: var(--dir-gold-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(200, 157, 69, 0.45);
}

/* Floating Approach Card on Right */
.dir-hero-card {
    display: none;
    background: #FFFFFF;
    border-radius: var(--dir-radius);
    padding: 28px 30px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.28);
    max-width: 360px;
    border-left: 4px solid var(--dir-gold);
    flex-shrink: 0;
}

@media (min-width: 1080px) {
    .dir-hero-card {
        display: block;
    }
}

.dir-hero-card-tag {
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--dir-gold);
    margin-bottom: 6px;
}

.dir-hero-card-title {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dir-navy);
    line-height: 1.2;
    margin-bottom: 10px;
}

.dir-hero-card-body {
    font-size: 0.8125rem;
    line-height: 1.55;
    color: var(--dir-muted);
    margin-bottom: 14px;
}

.dir-hero-card-link {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--dir-accent);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.dir-hero-card-link:hover {
    color: var(--dir-gold);
}

/* ==========================================================================
   04. Unified Search & Category Toolbar
   ========================================================================== */
.dir-toolbar-section {
    padding: 48px 0 28px 0;
    background-color: var(--dir-surface);
}

.dir-toolbar-header {
    margin-bottom: 28px;
}

.dir-toolbar-eyebrow {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--dir-gold);
    margin-bottom: 8px;
    display: block;
}

.dir-toolbar-title {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-size: clamp(2rem, 3.2vw, 2.75rem);
    font-weight: 600;
    color: var(--dir-navy);
    line-height: 1.15;
    margin-bottom: 10px;
}

.dir-toolbar-subtitle {
    font-size: 0.9375rem;
    color: var(--dir-muted);
    line-height: 1.55;
    margin: 0;
}

/* Search Row: Input + Discipline Select */
.dir-search-row {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}

@media (min-width: 768px) {
    .dir-search-row {
        flex-direction: row;
        align-items: center;
    }
}

.dir-search-input-wrap {
    position: relative;
    flex-grow: 1;
}

.dir-search-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--dir-muted);
    font-size: 0.9375rem;
    pointer-events: none;
}

.dir-search-input {
    width: 100%;
    background-color: #FFFFFF;
    border: 1px solid var(--dir-border);
    border-radius: var(--dir-radius);
    padding: 14px 18px 14px 46px;
    font-size: 0.875rem;
    color: var(--dir-ink);
    outline: none;
    transition: all 0.2s ease;
    box-shadow: var(--dir-shadow-sm);
}

.dir-search-input:focus {
    border-color: var(--dir-accent);
    box-shadow: 0 0 0 3px var(--dir-accent-light);
}

.dir-discipline-select-wrap {
    min-width: 260px;
    position: relative;
}

.dir-discipline-select {
    width: 100%;
    background-color: #FFFFFF;
    border: 1px solid var(--dir-border);
    border-radius: var(--dir-radius);
    padding: 14px 38px 14px 18px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--dir-navy);
    outline: none;
    cursor: pointer;
    appearance: none;
    transition: all 0.2s ease;
    box-shadow: var(--dir-shadow-sm);
}

.dir-discipline-select:focus {
    border-color: var(--dir-accent);
}

.dir-select-chevron {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--dir-muted);
    font-size: 0.75rem;
}

/* Category Filter Pills */
.dir-pills-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.dir-pill-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: #FFFFFF;
    color: var(--dir-ink);
    border: 1px solid var(--dir-border);
    border-radius: 24px;
    padding: 8px 18px;
    font-size: 0.8125rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--dir-shadow-sm);
}

.dir-pill-btn:hover {
    border-color: var(--dir-accent);
    color: var(--dir-accent);
}

.dir-pill-btn.active {
    background-color: var(--dir-accent);
    color: #FFFFFF !important;
    border-color: var(--dir-accent);
    font-weight: 600;
}

.dir-pill-count {
    display: inline-block;
    padding: 2px 7px;
    border-radius: 12px;
    background-color: rgba(6, 29, 59, 0.08);
    font-size: 0.6875rem;
    font-weight: 700;
    line-height: 1.2;
}

.dir-pill-btn.active .dir-pill-count {
    background-color: rgba(255, 255, 255, 0.25);
    color: #FFFFFF;
}

/* ==========================================================================
   05. Main Layout: Refine Sidebar + Cards Content
   ========================================================================== */
.dir-main-section {
    padding-bottom: 96px;
    background-color: var(--dir-surface);
}

.dir-layout-wrap,
.dir-layout-grid {
    display: flex;
    flex-direction: column;
    gap: 36px;
}

@media (min-width: 992px) {
    .dir-layout-wrap,
    .dir-layout-grid {
        flex-direction: row;
        align-items: flex-start;
    }
}

/* Sidebar (Left) */
.dir-sidebar {
    width: 100%;
}

@media (min-width: 992px) {
    .dir-sidebar {
        width: 270px;
        flex-shrink: 0;
        position: sticky;
        top: 90px;
    }
}

@media (max-width: 991px) {
    .dir-sidebar {
        display: none;
    }
    .dir-sidebar.active {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 99999;
        background: #FFFFFF;
        padding: 24px;
        overflow-y: auto;
    }
    .dir-sidebar-mobile-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding-bottom: 16px;
        margin-bottom: 16px;
        border-bottom: 1px solid var(--dir-border);
    }
    .dir-sidebar-close-btn {
        background: none;
        border: none;
        font-size: 1.75rem;
        cursor: pointer;
        line-height: 1;
        color: var(--dir-navy);
    }
}

.dir-sidebar-card {
    background: #FFFFFF;
    border: 1px solid var(--dir-border);
    border-radius: var(--dir-radius);
    padding: 24px 20px;
    box-shadow: var(--dir-shadow-sm);
    margin-bottom: 24px;
}

.dir-sidebar-title {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dir-navy);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--dir-border-subtle);
}

.dir-filter-group {
    margin-bottom: 24px;
}

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

.dir-filter-group-title {
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--dir-muted);
    margin-bottom: 12px;
    display: block;
}

.dir-checkbox-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8125rem;
    color: var(--dir-ink);
    margin-bottom: 10px;
    cursor: pointer;
    user-select: none;
    transition: color 0.15s ease;
}

.dir-checkbox-label:hover {
    color: var(--dir-accent);
}

.dir-checkbox-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.dir-checkbox-input {
    width: 16px;
    height: 16px;
    border-radius: 3px;
    border: 1px solid var(--dir-border);
    cursor: pointer;
    accent-color: var(--dir-accent);
}

.dir-filter-count {
    font-size: 0.75rem;
    color: var(--dir-muted);
}

/* Sidebar Help Box (Need Advice) */
.dir-sidebar-help-box {
    background-color: var(--dir-navy);
    border-radius: var(--dir-radius);
    padding: 24px 20px;
    color: #FFFFFF;
    box-shadow: var(--dir-shadow);
}

.dir-sidebar-help-icon {
    font-size: 1.5rem;
    color: var(--dir-gold);
    margin-bottom: 12px;
}

.dir-sidebar-help-title {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-size: 1.375rem;
    font-weight: 600;
    color: #FFFFFF !important;
    line-height: 1.25;
    margin-bottom: 10px;
}

.dir-sidebar-help-desc {
    font-size: 0.8125rem;
    line-height: 1.5;
    color: #CBD5E1;
    margin-bottom: 18px;
}

.dir-sidebar-help-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    background-color: var(--dir-gold);
    color: #FFFFFF !important;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 11px 16px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.dir-sidebar-help-btn:hover {
    background-color: var(--dir-gold-hover);
}

/* Content Area (Right) */
.dir-content-area,
.dir-main-content {
    flex-grow: 1;
    min-width: 0;
}

/* Results Bar */
.dir-results-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--dir-border);
    font-size: 0.875rem;
}

.dir-results-count {
    color: var(--dir-muted);
}

.dir-results-count strong {
    color: var(--dir-navy);
}

.dir-sort-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--dir-muted);
}

.dir-sort-select {
    background: transparent;
    border: none;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--dir-navy);
    cursor: pointer;
    outline: none;
}

/* ==========================================================================
   06. Programme Card Component (3 Columns on Desktop)
   ========================================================================== */
.dir-cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 640px) {
    .dir-cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1200px) {
    .dir-cards-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.dir-prog-card {
    background-color: var(--dir-card);
    border: 1px solid var(--dir-border);
    border-radius: var(--dir-radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--dir-shadow);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.dir-prog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--dir-shadow-hover);
    border-color: var(--dir-accent);
}

/* Thumbnail Section */
.dir-card-thumb-wrap,
.dir-card-media {
    position: relative;
    height: 190px;
    background-color: var(--dir-navy);
    overflow: hidden;
}

.dir-card-img,
.dir-card-thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.35s ease;
}

.dir-prog-card:hover .dir-card-img,
.dir-prog-card:hover .dir-card-thumb {
    transform: scale(1.04);
}

/* Fallback Illustrated Thumbnail */
.dir-card-fallback-art {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--dir-navy) 0%, #102A4C 100%);
    color: #FFFFFF;
    position: relative;
    padding: 20px;
    text-align: center;
}

.dir-card-fallback-icon {
    font-size: 2.25rem;
    color: var(--dir-gold);
    margin-bottom: 8px;
    opacity: 0.9;
}

.dir-card-fallback-disc {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #CBD5E1;
}

/* Dark Bottom Bar Overlay on Image */
.dir-card-thumb-bar,
.dir-card-media-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(6, 29, 59, 0.94) 100%);
    padding: 12px 16px 8px 16px;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    z-index: 2;
}

.dir-card-award-tag,
.dir-card-level-badge {
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--dir-gold);
    background-color: rgba(6, 29, 59, 0.8);
    padding: 3px 8px;
    border-radius: 3px;
    border: 1px solid rgba(200, 157, 69, 0.3);
}

.dir-card-code {
    font-size: 0.6875rem;
    font-weight: 700;
    color: #FFFFFF;
    letter-spacing: 0.05em;
}

/* Card Body */
.dir-card-body {
    padding: 20px 20px 16px 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.dir-card-title {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.25;
    color: var(--dir-navy);
    margin-bottom: 8px;
    min-height: 48px;
}

.dir-card-title a {
    color: var(--dir-navy);
}

.dir-card-title a:hover {
    color: var(--dir-accent);
}

.dir-card-desc {
    font-size: 0.8125rem;
    line-height: 1.5;
    color: var(--dir-muted);
    margin-bottom: 16px;
    min-height: 38px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Card Metadata Rows */
.dir-card-meta-list {
    margin-top: auto;
    border-top: 1px solid var(--dir-border-subtle);
    padding-top: 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--dir-muted);
}

.dir-card-meta-row {
    display: flex;
    align-items: center;
    gap: 16px;
}

.dir-card-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.dir-card-meta-item i {
    color: var(--dir-gold);
    font-size: 0.6875rem;
    width: 12px;
    text-align: center;
}

/* Card Footer Actions */
.dir-card-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--dir-border-subtle);
    background-color: #FAFAFC;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dir-card-link-primary {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--dir-accent) !important;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: gap 0.2s ease;
}

.dir-prog-card:hover .dir-card-link-primary {
    gap: 9px;
}

.dir-card-link-secondary {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--dir-muted) !important;
}

.dir-card-link-secondary:hover {
    color: var(--dir-gold) !important;
}

/* ==========================================================================
   07. Pagination & Empty State
   ========================================================================== */
.dir-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 48px;
}

.dir-page-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--dir-ink);
    border: 1px solid var(--dir-border);
    background-color: #FFFFFF;
    transition: all 0.2s ease;
    cursor: pointer;
    text-decoration: none;
}

.dir-page-btn:hover {
    border-color: var(--dir-accent);
    color: var(--dir-accent);
}

.dir-page-btn.active {
    background-color: var(--dir-navy);
    color: #FFFFFF !important;
    border-color: var(--dir-navy);
}

.dir-page-arrow {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dir-navy);
    border: 1px solid var(--dir-border);
    background: #FFF;
    cursor: pointer;
}

/* Empty State */
.dir-empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 64px 20px;
    background: #FFFFFF;
    border-radius: var(--dir-radius);
    border: 1px solid var(--dir-border);
}

.dir-empty-icon {
    font-size: 2.5rem;
    color: var(--dir-text-light);
    margin-bottom: 16px;
}

.dir-empty-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--dir-navy);
    margin-bottom: 8px;
}

.dir-empty-desc {
    font-size: 0.9375rem;
    color: var(--dir-muted);
    margin-bottom: 24px;
}

.dir-reset-filters-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: var(--dir-accent);
    color: #FFFFFF !important;
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 10px 20px;
    border-radius: 4px;
    border: none;
    cursor: pointer;
}