/* ==========================================
   PROJECTS PAGE SPECIFIC STYLES
   Apple × Linear × Vercel Premium Aesthetic
   ========================================== */

@import url("../global.css");

/* ------------------------------------------
   1. HERO SECTION
   ------------------------------------------ */
.projects-hero {
    position: relative;
    padding: calc(var(--header-height) + var(--space-2xl)) 0 var(--space-3xl);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

/* Subtle ambient background glow */
.projects-hero::before {
    content: "";
    position: absolute;
    top: -15%;
    left: 50%;
    transform: translateX(-50%);
    width: 650px;
    height: 400px;
    background: radial-gradient(circle, rgba(220, 38, 38, 0.12) 0%, rgba(220, 38, 38, 0.03) 45%, transparent 75%);
    filter: blur(60px);
    pointer-events: none;
    z-index: 0;
}

.projects-hero-content {
    position: relative;
    z-index: 1;
    max-width: 840px;
    margin: 0 auto;
}

.projects-hero .section-label {
    display: inline-block;
    color: var(--color-accent);
    font-size: var(--fs-small);
    font-weight: var(--fw-bold);
    text-transform: uppercase;
    letter-spacing: 2.5px;
    margin-bottom: var(--space-sm);
}

.projects-hero .section-title {
    font-family: var(--font-heading);
    font-size: clamp(3.5rem, 7vw, 5.5rem);
    color: var(--color-text-primary);
    line-height: 1;
    letter-spacing: 1.5px;
    margin-bottom: var(--space-md);
}

.projects-hero .section-subtitle {
    color: var(--color-text-secondary);
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    line-height: 1.75;
    max-width: 760px;
    margin: 0 auto var(--space-2xl);
}

/* Scroll indicator */
.hero-scroll-indicator {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--color-text-secondary);
    font-size: 0.8rem;
    font-weight: var(--fw-medium);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    text-decoration: none;
    opacity: 0.8;
    transition: var(--transition-normal);
}

.hero-scroll-indicator:hover {
    color: var(--color-text-primary);
    opacity: 1;
}

.scroll-chevron {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    animation: bounce-down 2s infinite ease-in-out;
}

@keyframes bounce-down {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(6px);
    }
}

/* ------------------------------------------
   2. FEATURED PROJECTS SECTION
   ------------------------------------------ */
.featured-projects-section {
    padding: var(--space-xl) 0 var(--space-3xl);
    position: relative;
}

.projects-showcase-list {
    display: flex;
    flex-direction: column;
    gap: calc(var(--space-3xl) * 1.25);
}

/* ------------------------------------------
   3. INDIVIDUAL PROJECT SHOWCASE ROW
   ------------------------------------------ */
.project-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
    position: relative;
}

/* Alternate Layout: Even projects have content on left, image on right */
.project-showcase.layout-reverse .project-preview-col {
    order: 2;
}

.project-showcase.layout-reverse .project-content-col {
    order: 1;
}

/* Content Column */
.project-content-col {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    position: relative;
    z-index: 2;
}

.project-category-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    font-weight: var(--fw-bold);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    background: rgba(220, 38, 38, 0.1);
    border: 1px solid rgba(220, 38, 38, 0.25);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    width: fit-content;
}

.project-title {
    font-family: var(--font-heading);
    font-size: clamp(2.25rem, 4.5vw, 3.5rem);
    color: var(--color-text-primary);
    line-height: 1.05;
    letter-spacing: 0.5px;
    transition: var(--transition-normal);
}

.project-desc {
    color: var(--color-text-secondary);
    font-size: 1.08rem;
    line-height: 1.75;
}

/* Technology Stack Bar */
.project-tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 4px;
}

.project-tech-pill {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: rgba(255, 255, 255, 0.04);
    border: var(--border-primary);
    padding: 6px 12px;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: var(--fw-medium);
    color: var(--color-text-primary);
    transition: var(--transition-normal);
}

.project-tech-pill img {
    width: 15px;
    height: 15px;
    object-fit: contain;
    display: block;
    transition: var(--transition-normal);
}

.project-showcase:hover .project-tech-pill {
    border-color: rgba(255, 255, 255, 0.18);
    background: rgba(255, 255, 255, 0.07);
}

.project-showcase:hover .project-tech-pill img {
    filter: brightness(0) saturate(100%) invert(21%) sepia(91%) saturate(3025%) hue-rotate(348deg) brightness(96%) contrast(92%);
}

/* Key Features List */
.project-features {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 6px;
}

.project-feature-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    background: rgba(255, 255, 255, 0.025);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    transition: var(--transition-normal);
}

.project-feature-tag i {
    width: 14px;
    height: 14px;
    color: var(--color-accent);
    flex-shrink: 0;
}

/* Action Buttons Bar */
.project-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}

/* Custom button overrides for project cards (WCAG AAA High Contrast) */
.btn-project-primary,
a.btn-project-primary {
    background: var(--color-accent);
    color: #ffffff !important;
    border-color: var(--color-accent);
    box-shadow: 0 4px 16px rgba(220, 38, 38, 0.35);
}

.btn-project-primary:hover,
a.btn-project-primary:hover {
    background: #b91c1c;
    color: #ffffff !important;
    border-color: #b91c1c;
    box-shadow: 0 8px 24px rgba(220, 38, 38, 0.55);
    transform: translateY(-2px);
}

.btn-project-primary i,
.btn-project-primary svg,
.btn-project-primary:hover i,
.btn-project-primary:hover svg,
a.btn-project-primary:hover i,
a.btn-project-primary:hover svg {
    color: #ffffff !important;
    stroke: #ffffff !important;
}

[data-theme="light"] .btn-project-primary,
[data-theme="light"] a.btn-project-primary {
    background: #d11a2a;
    color: #ffffff !important;
    border-color: #d11a2a;
    box-shadow: 0 4px 16px rgba(209, 26, 42, 0.25);
}

[data-theme="light"] .btn-project-primary:hover,
[data-theme="light"] a.btn-project-primary:hover {
    background: #991b1b;
    color: #ffffff !important;
    border-color: #991b1b;
    box-shadow: 0 8px 24px rgba(209, 26, 42, 0.45);
    transform: translateY(-2px);
}

.btn-project-secondary {
    background: var(--color-surface);
    color: var(--color-text-primary);
    border: var(--border-primary);
}

.btn-project-secondary:hover {
    background: var(--color-surface-hover);
    border-color: rgba(255, 255, 255, 0.22);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

/* ------------------------------------------
   4. APPLE × LINEAR GLASS PREVIEW WINDOW
   ------------------------------------------ */
.project-preview-col {
    position: relative;
    z-index: 1;
}

.project-preview-card {
    position: relative;
    background: var(--color-surface);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: var(--border-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.55s ease, border-color 0.55s ease;
}

/* Subtle gradient glow behind window on hover */
.project-preview-card::after {
    content: "";
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.5), transparent 60%);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.55s ease;
    z-index: 10;
}

.project-showcase:hover .project-preview-card {
    transform: translateY(-10px) scale(1.015);
    border-color: rgba(220, 38, 38, 0.45);
    box-shadow: 
        0 24px 60px rgba(0, 0, 0, 0.65),
        0 0 35px rgba(220, 38, 38, 0.25);
}

.project-showcase:hover .project-preview-card::after {
    opacity: 1;
}

/* Window Titlebar (macOS style) */
.preview-window-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 18px;
    background: rgba(0, 0, 0, 0.25);
    border-bottom: var(--border-primary);
}

.window-dots {
    display: flex;
    align-items: center;
    gap: 7px;
}

.window-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.window-dot.red {
    background: #FF5F56;
}
.window-dot.yellow {
    background: #FFBD2E;
}
.window-dot.green {
    background: #27C93F;
}

.window-title {
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: var(--fw-medium);
    color: var(--color-text-secondary);
    letter-spacing: 0.5px;
}

.window-status-pill {
    font-size: 0.68rem;
    font-weight: var(--fw-semibold);
    color: #27C93F;
    background: rgba(39, 201, 63, 0.12);
    border: 1px solid rgba(39, 201, 63, 0.28);
    padding: 2px 8px;
    border-radius: var(--radius-full);
    letter-spacing: 0.4px;
}

/* Window Body */
.preview-window-body {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(15, 17, 23, 0.95), rgba(9, 9, 11, 0.98));
    display: flex;
    align-items: center;
    justify-content: center;
}

/* User image screenshot support */
.project-preview-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 5;
    transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.project-showcase:hover .project-preview-img {
    transform: scale(1.05);
}

/* ------------------------------------------
   5. INTERACTIVE UI MOCKUP ILLUSTRATIONS
   (Apple × Linear × Vercel style mockups)
   ------------------------------------------ */
.project-mockup-ui {
    position: relative;
    width: 100%;
    height: 100%;
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    z-index: 1;
    overflow: hidden;
    transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.project-showcase:hover .project-mockup-ui {
    transform: scale(1.04);
}

/* Subtle grid overlay in mockups */
.project-mockup-ui::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 0);
    background-size: 24px 24px;
    opacity: 0.4;
    pointer-events: none;
}

/* Shared Mockup Card Elements */
.mockup-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    position: relative;
    z-index: 2;
}

.mockup-app-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--color-text-primary);
    letter-spacing: 0.8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.mockup-badge {
    font-size: 0.7rem;
    font-weight: var(--fw-semibold);
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    background: rgba(220, 38, 38, 0.15);
    color: var(--color-accent);
    border: 1px solid rgba(220, 38, 38, 0.3);
}

/* --- Project 1: POS Order Management Mockup --- */
.pos-metrics-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    width: 100%;
    position: relative;
    z-index: 2;
}

.pos-metric-card {
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.pos-metric-label {
    font-size: 0.72rem;
    color: var(--color-text-secondary);
}

.pos-metric-value {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    color: var(--color-text-primary);
    letter-spacing: 0.5px;
}

.pos-table-preview {
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    width: 100%;
    position: relative;
    z-index: 2;
}

.pos-table-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 7px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.8rem;
}

.pos-table-row:last-child {
    border-bottom: none;
}

.pos-status-pill {
    font-size: 0.68rem;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    font-weight: var(--fw-semibold);
}

.pos-status-pill.success {
    background: rgba(39, 201, 63, 0.15);
    color: #27C93F;
}

/* --- Project 2: AI Predictive Analytics Mockup --- */
.ai-dashboard-main {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 14px;
    width: 100%;
    position: relative;
    z-index: 2;
}

.ai-chart-card {
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    padding: 14px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 140px;
}

.ai-chart-bars {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    height: 70px;
    padding-top: 10px;
}

.ai-bar {
    flex: 1;
    background: linear-gradient(180deg, var(--color-accent) 0%, rgba(220, 38, 38, 0.3) 100%);
    border-radius: 4px 4px 0 0;
    transition: transform 0.4s ease;
}

.project-showcase:hover .ai-bar {
    transform: scaleY(1.08);
}

.ai-score-card {
    background: rgba(220, 38, 38, 0.08);
    border: 1px solid rgba(220, 38, 38, 0.25);
    border-radius: var(--radius-md);
    padding: 14px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 6px;
}

.ai-score-number {
    font-family: var(--font-heading);
    font-size: 2.6rem;
    color: var(--color-accent);
    line-height: 1;
}

.ai-score-label {
    font-size: 0.72rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

/* --- Project 3: Arcade Mini-Game Launcher Mockup --- */
.arcade-games-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    width: 100%;
    position: relative;
    z-index: 2;
}

.arcade-game-tile {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: var(--radius-md);
    padding: 14px 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 8px;
    transition: var(--transition-normal);
}

.arcade-game-tile i {
    color: var(--color-accent);
    width: 24px;
    height: 24px;
}

.arcade-game-name {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--color-text-primary);
    letter-spacing: 0.5px;
}

.arcade-footer-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    width: 100%;
    position: relative;
    z-index: 2;
}

/* --- Project 4: Kla Klouk Khmer Dice Board Mockup --- */
.klaklouk-board-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    width: 100%;
    position: relative;
    z-index: 2;
}

.klaklouk-tile {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 14px 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 6px;
    transition: var(--transition-normal);
}

.klaklouk-tile.active {
    background: rgba(220, 38, 38, 0.15);
    border-color: var(--color-accent);
    box-shadow: 0 0 16px rgba(220, 38, 38, 0.3);
}

.klaklouk-symbol-name {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    color: var(--color-text-primary);
    letter-spacing: 0.8px;
}

.klaklouk-symbol-sub {
    font-size: 0.72rem;
    color: var(--color-text-secondary);
}

/* ------------------------------------------
   6. LIGHT THEME OVERRIDES
   ------------------------------------------ */
[data-theme="light"] .projects-hero .section-title,
[data-theme="light"] .project-title {
    color: #18181B;
}

[data-theme="light"] .projects-hero .section-subtitle,
[data-theme="light"] .project-desc,
[data-theme="light"] .hero-scroll-indicator {
    color: #52525B;
}

[data-theme="light"] .project-tech-pill {
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 0, 0, 0.12);
    color: #18181B;
}

[data-theme="light"] .project-tech-pill img {
    filter: brightness(0) opacity(0.85);
}

[data-theme="light"] .project-showcase:hover .project-tech-pill img {
    filter: brightness(0) saturate(100%) invert(21%) sepia(91%) saturate(3025%) hue-rotate(348deg) brightness(96%) contrast(92%);
}

[data-theme="light"] .project-feature-tag {
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(0, 0, 0, 0.09);
    color: #3F3F46;
}

[data-theme="light"] .project-preview-card {
    background: #FFFFFF;
    border-color: rgba(0, 0, 0, 0.12);
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.1);
}

[data-theme="light"] .project-showcase:hover .project-preview-card {
    border-color: var(--color-accent);
    box-shadow: 
        0 20px 48px rgba(15, 23, 42, 0.15),
        0 0 24px rgba(209, 26, 42, 0.18);
}

[data-theme="light"] .preview-window-header {
    background: #F4F5F7;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .window-title {
    color: #52525B;
}

[data-theme="light"] .preview-window-body {
    background: linear-gradient(135deg, #1E222E, #11131A);
}

[data-theme="light"] .btn-project-secondary {
    background: #FFFFFF;
    color: #18181B;
    border-color: rgba(0, 0, 0, 0.16);
}

[data-theme="light"] .btn-project-secondary:hover {
    background: #F4F5F7;
    border-color: #18181B;
}

/* ------------------------------------------
   7. RESPONSIVE MOBILE & TABLET LAYOUTS
   ------------------------------------------ */
@media (max-width: 900px) {
    .project-showcase,
    .project-showcase.layout-reverse {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    /* On mobile, image preview is always on top, content below */
    .project-showcase .project-preview-col,
    .project-showcase.layout-reverse .project-preview-col {
        order: 1;
    }

    .project-showcase .project-content-col,
    .project-showcase.layout-reverse .project-content-col {
        order: 2;
    }

    .project-title {
        font-size: 2.35rem;
    }

    .project-desc {
        font-size: 1rem;
    }

    .pos-metrics-row,
    .arcade-games-grid,
    .klaklouk-board-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }

    .ai-dashboard-main {
        grid-template-columns: 1fr;
    }

    .project-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .project-actions .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .pos-metrics-row,
    .arcade-games-grid,
    .klaklouk-board-grid {
        grid-template-columns: 1fr;
    }
}