/* ═════════════════════════════════════════════════════════════════
   GREYWOOD INTERIORS - PROJECTS PAGE STYLESHEET (High Performance)
   ═════════════════════════════════════════════════════════════════ */

:root {
    --proj-dark: #073842;
    --proj-dark-rgb: 7, 56, 66;
    --proj-gold: #d72323;
    --proj-red: #d72323;
    --proj-bg: #f8f9fa;
    --proj-text: #2d3748;
    --proj-muted: #718096;
    --proj-card-bg: #ffffff;
    --proj-radius: 12px;
    --proj-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
    --proj-shadow-hover: 0 20px 35px -5px rgba(7, 56, 66, 0.18), 0 10px 15px -5px rgba(7, 56, 66, 0.08);
}

/* Page Hero */
.projects-hero {
    margin-top: var(--header-height, 80px);
    background: linear-gradient(135deg, rgba(7, 56, 66, 0.92), rgba(15, 23, 42, 0.88)),
                url('../images/office-hero.jpg') center/cover no-repeat;
    padding: 100px 0 80px;
    text-align: center;
    position: relative;
    color: #ffffff;
    overflow: hidden;
}

.projects-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 50%, rgba(215, 35, 35, 0.18) 0%, transparent 70%);
    pointer-events: none;
}

.projects-hero-inner {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.projects-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--proj-gold);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 6px 18px;
    border-radius: 50px;
    margin-bottom: 20px;
}

.projects-title {
    font-size: clamp(2.5rem, 5vw, 3.8rem);
    font-family: 'Roboto Slab', serif;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.2;
    margin: 0 0 15px;
}

.projects-title span {
    color: var(--proj-gold);
}

.projects-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    max-width: 620px;
    margin: 0 auto 20px;
    line-height: 1.6;
}

.projects-breadcrumbs {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.projects-breadcrumbs a {
    color: #ffffff;
    text-decoration: none;
    transition: color 0.2s ease;
}

.projects-breadcrumbs a:hover {
    color: var(--proj-gold);
}

/* Gallery Section */
.projects-section {
    padding: 80px 0 100px;
    background: var(--proj-bg);
}

/* Filter Controls */
.projects-filter-bar {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 50px;
}

.filter-btn {
    appearance: none;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    color: var(--proj-text);
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.03);
}

.filter-btn:hover {
    border-color: var(--proj-dark);
    color: var(--proj-dark);
    transform: translateY(-1px);
}

.filter-btn.active {
    background: var(--proj-dark);
    border-color: var(--proj-dark);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(7, 56, 66, 0.25);
}

.filter-count {
    background: rgba(0, 0, 0, 0.08);
    color: inherit;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 20px;
}

.filter-btn.active .filter-count {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
}

/* Video Cards Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 32px;
}

/* Video Card */
.project-card {
    background: var(--proj-card-bg);
    border-radius: var(--proj-radius);
    overflow: hidden;
    box-shadow: var(--proj-shadow);
    transition: transform 0.35s cubic-bezier(0.165, 0.84, 0.44, 1), box-shadow 0.35s ease, opacity 0.3s ease;
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.project-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--proj-shadow-hover);
}

.project-card.is-hidden {
    display: none;
}

/* Video Facade (Lite YouTube Player) */
.video-facade-container {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #0d1b2a;
    overflow: hidden;
    cursor: pointer;
}

/* Fallback for browsers without aspect-ratio support */
@supports not (aspect-ratio: 16 / 9) {
    .video-facade-container {
        height: 0;
        padding-bottom: 56.25%;
    }
}

.facade-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.video-facade-container:hover .facade-thumbnail {
    transform: scale(1.05);
}

.facade-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.1) 40%, rgba(0,0,0,0.6) 100%);
    transition: background 0.3s ease;
}

.video-facade-container:hover .facade-overlay {
    background: linear-gradient(180deg, rgba(0,0,0,0.4) 0%, rgba(0,0,0,0.2) 40%, rgba(0,0,0,0.7) 100%);
}

.facade-tag {
    position: absolute;
    top: 15px;
    left: 15px;
    background: rgba(7, 56, 66, 0.85);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 5px 12px;
    border-radius: 4px;
    z-index: 2;
    border-left: 3px solid var(--proj-gold);
}

/* YouTube Play Button */
.facade-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 68px;
    height: 48px;
    background: transparent;
    border: none;
    padding: 0;
    cursor: pointer;
    z-index: 3;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.4));
}

.facade-play-btn svg {
    width: 100%;
    height: 100%;
}

.facade-play-btn .yt-bg {
    fill: #212121;
    fill-opacity: 0.85;
    transition: fill 0.3s ease, fill-opacity 0.3s ease;
}

.facade-play-btn .yt-icon {
    fill: #ffffff;
}

.video-facade-container:hover .facade-play-btn {
    transform: translate(-50%, -50%) scale(1.15);
}

.video-facade-container:hover .facade-play-btn .yt-bg {
    fill: #ff0000;
    fill-opacity: 1;
}

/* Live Iframe inside Facade */
.video-facade-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
    z-index: 4;
}

/* Project Card Content */
.project-card-body {
    padding: 24px 24px 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.project-category {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--proj-gold);
    margin-bottom: 8px;
}

.project-title {
    font-family: 'Roboto Slab', serif;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--proj-dark);
    margin: 0 0 10px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.project-desc {
    font-family: 'Poppins', sans-serif;
    font-size: 0.9rem;
    color: var(--proj-muted);
    line-height: 1.6;
    margin: 0 0 18px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.project-card-footer {
    margin-top: auto;
    padding-top: 14px;
    border-top: 1px solid #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.project-watch-btn {
    background: transparent;
    border: none;
    padding: 0;
    color: var(--proj-dark);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: color 0.2s ease, gap 0.2s ease;
}

.project-watch-btn i {
    color: var(--proj-red);
    font-size: 0.85rem;
    transition: transform 0.2s ease;
}

.project-card:hover .project-watch-btn {
    color: var(--proj-red);
    gap: 12px;
}

.project-card:hover .project-watch-btn i {
    transform: translateX(3px);
}

.project-city-tag {
    font-size: 0.8rem;
    color: #94a3b8;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

/* Call To Action Block */
.projects-cta-section {
    background: linear-gradient(135deg, var(--proj-dark) 0%, #0d4a57 100%);
    padding: 70px 0;
    color: #ffffff;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.projects-cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(215, 35, 35, 0.15) 0%, transparent 70%);
}

.projects-cta-inner {
    position: relative;
    z-index: 2;
    max-width: 750px;
    margin: 0 auto;
    padding: 0 20px;
}

.projects-cta-h2 {
    font-family: 'Roboto Slab', serif;
    font-size: clamp(1.8rem, 3.2vw, 2.5rem);
    margin: 0 0 15px;
    color: #ffffff;
}

.projects-cta-p {
    font-family: 'Poppins', sans-serif;
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.85);
    margin: 0 0 30px;
    line-height: 1.7;
}

.projects-cta-btns {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.proj-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.proj-btn-primary {
    background: var(--proj-red);
    color: #ffffff;
}

.proj-btn-primary:hover {
    background: #d43b2a;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(229, 57, 53, 0.3);
}

.proj-btn-outline {
    background: transparent;
    color: #ffffff;
    border: 1.5px solid rgba(255, 255, 255, 0.4);
}

.proj-btn-outline:hover {
    border-color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 991px) {
    .projects-grid {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
        gap: 25px;
    }
    .projects-section {
        padding: 60px 0 80px;
    }
}

@media (max-width: 768px) {
    .projects-hero {
        padding: 70px 0 50px;
    }
    .projects-title {
        font-size: 2.2rem;
    }
    .projects-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .projects-filter-bar {
        gap: 8px;
        margin-bottom: 35px;
    }
    .filter-btn {
        padding: 8px 18px;
        font-size: 0.88rem;
    }
    .project-card-body {
        padding: 20px 18px 16px;
    }
}