:root {
            --primary-color: #007BFF;
            --primary-glow: rgba(0, 123, 255, 0.55);
            --secondary-color: #0D1117;
            --text-color: #F0F6FC;
            --background-color: #010409;
            --card-background: #161B22;
            --border-color: #30363d;
            --accent: #00D4FF;
            --gold: #FFD166;
        }

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

        body {
            font-family: 'DM Sans', sans-serif;
            background-color: var(--background-color);
            color: var(--text-color);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* ── HERO HEADER ── */
        .page-header {
            text-align: center;
            padding: 5rem 2rem 4rem;
            background: var(--secondary-color);
            position: relative;
            overflow: hidden;
        }

        .page-header::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(0,123,255,0.18) 0%, transparent 70%);
            pointer-events: none;
        }

        .page-header .logo {
            margin-bottom: 2rem;
        }

        .page-header .logo img {
            width: clamp(80px, 12vw, 140px);
        }

        .header-badge {
            display: inline-block;
            background: rgba(0,123,255,0.12);
            border: 1px solid rgba(0,123,255,0.35);
            color: var(--accent);
            font-family: 'Syne', sans-serif;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.2em;
            text-transform: uppercase;
            padding: 0.35rem 1rem;
            border-radius: 50px;
            margin-bottom: 1.25rem;
        }

        .page-header h1 {
            font-family: 'Syne', sans-serif;
            font-size: clamp(2.2rem, 6vw, 4rem);
            font-weight: 800;
            line-height: 1.1;
            background: linear-gradient(135deg, #fff 30%, var(--accent) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 1rem;
        }

        .page-header p.subtitle {
            font-size: clamp(0.95rem, 2vw, 1.15rem);
            color: rgba(240,246,252,0.65);
            max-width: 520px;
            margin: 0 auto 2rem;
            font-weight: 300;
        }

        .trust-row {
            display: flex;
            justify-content: center;
            gap: 2rem;
            flex-wrap: wrap;
            margin-top: 1rem;
        }

        .trust-item {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.85rem;
            color: rgba(240,246,252,0.6);
        }

        .trust-item .dot {
            width: 7px; height: 7px;
            border-radius: 50%;
            background: var(--primary-color);
            flex-shrink: 0;
        }

        /* ── FILTER ── */
        .filter-container {
            display: flex;
            justify-content: center;
            gap: 0.75rem;
            margin: 2.5rem auto 2.5rem;
            flex-wrap: wrap;
            padding: 0 1rem;
        }

        .filter-btn {
            background: var(--card-background);
            color: var(--text-color);
            border: 1px solid var(--border-color);
            padding: 0.5rem 1.4rem;
            border-radius: 50px;
            cursor: pointer;
            transition: all 0.3s ease;
            font-family: 'DM Sans', sans-serif;
            font-size: 0.88rem;
            font-weight: 500;
        }

        .filter-btn:hover {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
        }

        .filter-btn.active {
            background-color: var(--primary-color);
            color: #fff;
            box-shadow: 0 0 18px var(--primary-glow);
        }

        /* ── URGENCY BANNER ── */
        .urgency-banner {
            background: linear-gradient(90deg, rgba(0,123,255,0.15), rgba(0,212,255,0.12), rgba(0,123,255,0.15));
            border: 1px solid rgba(0,212,255,0.2);
            border-left: 3px solid var(--accent);
            border-right: 3px solid var(--accent);
            padding: 0.75rem 2rem;
            text-align: center;
            font-size: 0.9rem;
            color: var(--accent);
            font-weight: 500;
            letter-spacing: 0.02em;
        }

        .urgency-banner span { color: var(--gold); font-weight: 700; }

        /* ── GRID ── */
        main {
            max-width: 1400px;
            margin: 0 auto;
            padding: 2rem 2rem 4rem;
        }

        .designs-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1.75rem;
        }

        /* ── CARD ── */
        .design-card {
            background: var(--card-background);
            border-radius: 18px;
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: 0 6px 24px rgba(0,0,0,0.35);
            transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
            display: flex;
            flex-direction: column;
            flex-basis: calc(33.333% - 1.75rem);
            max-width: calc(33.333% - 1.75rem);
            position: relative;
        }

        .design-card.hide { display: none; }

        .design-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 16px 40px rgba(0,123,255,0.22);
            border-color: rgba(0,123,255,0.4);
        }

        /* Popular badge */
        .badge-popular {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 10;
            background: var(--gold);
            color: #0D1117;
            font-family: 'Syne', sans-serif;
            font-size: 0.7rem;
            font-weight: 800;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            padding: 0.25rem 0.65rem;
            border-radius: 50px;
        }

        /* ── IMAGE AREA ── */
        .card-image-wrap {
            position: relative;
            width: 100%;
            padding-top: 65%;
            background: linear-gradient(135deg, #0d1117 0%, #1a2030 100%);
            cursor: zoom-in;
            overflow: hidden;
        }

        .card-image-wrap::after {
            content: 'View Full Size';
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            font-weight: 600;
            color: #fff;
            background: rgba(0,123,255,0.75);
            opacity: 0;
            transition: opacity 0.3s ease;
            letter-spacing: 0.05em;
        }

        .card-image-wrap:hover::after { opacity: 1; }

        .card-image-wrap img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .card-image-wrap:hover img { transform: scale(1.05); }

        /* Placeholder when no src */
        .card-image-wrap img:not([src]),
        .card-image-wrap img[src=""] {
            opacity: 0;
        }

        .img-placeholder {
            position: absolute;
            inset: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            color: rgba(240,246,252,0.25);
            font-size: 0.8rem;
            letter-spacing: 0.05em;
        }

        .img-placeholder .icon-big {
            font-size: 2.8rem;
            opacity: 0.3;
        }

        /* ── CARD BODY ── */
        .card-content {
            padding: 1.4rem 1.4rem 1.5rem;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
            gap: 0.5rem;
        }

        .card-category {
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--accent);
        }

        .card-title {
            font-family: 'Syne', sans-serif;
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
        }

        .card-desc {
            font-size: 0.875rem;
            color: rgba(240,246,252,0.62);
            line-height: 1.55;
            flex-grow: 1;
        }

        .card-footer {
            margin-top: 1rem;
            padding-top: 1rem;
            border-top: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
        }

        .card-price {
            font-family: 'Syne', sans-serif;
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
        }

        .card-price small {
            display: block;
            font-family: 'DM Sans', sans-serif;
            font-size: 0.72rem;
            font-weight: 400;
            color: rgba(240,246,252,0.45);
        }

        .cta-card-button {
            background: var(--primary-color);
            color: #fff;
            text-align: center;
            padding: 0.65rem 1.25rem;
            border-radius: 10px;
            text-decoration: none;
            font-family: 'Syne', sans-serif;
            font-size: 0.85rem;
            font-weight: 700;
            transition: background 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .cta-card-button:hover {
            background: #0056b3;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px var(--primary-glow);
        }

        /* ── LIGHTBOX ── */
        #lightbox {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 9999;
            background: rgba(1, 4, 9, 0.95);
            align-items: center;
            justify-content: center;
            animation: fadeIn 0.25s ease;
            padding: 1rem;
        }

        #lightbox.active { display: flex; }

        #lightbox img {
            max-width: 92vw;
            max-height: 88vh;
            border-radius: 12px;
            object-fit: contain;
            box-shadow: 0 20px 80px rgba(0,0,0,0.7);
            animation: scaleIn 0.3s ease;
        }

        #lightbox-close {
            position: fixed;
            top: 1.25rem;
            right: 1.5rem;
            background: var(--primary-color);
            color: #fff;
            border: none;
            width: 44px; height: 44px;
            border-radius: 50%;
            font-size: 1.3rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            transition: background 0.2s, transform 0.2s;
            box-shadow: 0 4px 16px var(--primary-glow);
            line-height: 1;
        }

        #lightbox-close:hover {
            background: #0056b3;
            transform: scale(1.1);
        }

        /* ── SOCIAL PROOF SECTION ── */
        .social-proof {
            text-align: center;
            padding: 3rem 2rem;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            margin-bottom: 3rem;
        }

        .social-proof h3 {
            font-family: 'Syne', sans-serif;
            font-size: clamp(1.3rem, 3vw, 1.8rem);
            font-weight: 700;
            margin-bottom: 1.5rem;
        }

        .stats-row {
            display: flex;
            justify-content: center;
            gap: clamp(2rem, 5vw, 5rem);
            flex-wrap: wrap;
        }

        .stat-item {
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .stat-number {
            font-family: 'Syne', sans-serif;
            font-size: clamp(1.8rem, 4vw, 2.5rem);
            font-weight: 800;
            background: linear-gradient(135deg, #fff, var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .stat-label {
            font-size: 0.85rem;
            color: rgba(240,246,252,0.5);
        }

        /* ── FOOTER ── */
        footer {
            background-color: var(--secondary-color);
            padding: 4rem 2rem 1rem;
            margin-top: 2rem;
        }

        .footer-content {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 2rem;
            padding-bottom: 3rem;
            border-bottom: 1px solid var(--border-color);
            max-width: 1200px;
            margin: 0 auto;
        }

        .footer-main { flex-basis: 40%; }

        .footer-main h2 {
            font-family: 'Syne', sans-serif;
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
        }

        .cta-button-footer {
            background: var(--primary-color);
            color: #fff;
            padding: 12px 28px;
            border-radius: 50px;
            text-decoration: none;
            font-family: 'Syne', sans-serif;
            font-weight: 700;
            transition: background-color 0.3s, box-shadow 0.3s;
        }

        .cta-button-footer:hover {
            background-color: #0056b3;
            box-shadow: 0 6px 20px var(--primary-glow);
        }

        .footer-links { display: flex; gap: 3rem; flex-wrap: wrap; }

        .footer-col h4 {
            font-family: 'Syne', sans-serif;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: #fff;
        }

        .footer-col ul { list-style: none; }
        .footer-col ul li { margin-bottom: 0.5rem; }

        .footer-col ul li a {
            color: rgba(240,246,252,0.7);
            text-decoration: none;
            font-size: 0.9rem;
            transition: color 0.3s;
        }

        .footer-col ul li a:hover { color: var(--primary-color); }

        .footer-bottom {
            padding-top: 1rem;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(240,246,252,0.4);
            max-width: 1200px;
            margin: 0 auto;
        }

        /* ── ANIMATIONS ── */
        @keyframes fadeIn { from {opacity:0} to {opacity:1} }
        @keyframes scaleIn { from {transform:scale(0.88); opacity:0} to {transform:scale(1); opacity:1} }

        .design-card {
            opacity: 0;
            transform: translateY(24px);
            animation: cardReveal 0.55s ease forwards;
        }

        @keyframes cardReveal {
            to { opacity: 1; transform: translateY(0); }
        }

        .design-card:nth-child(1) { animation-delay: 0.05s; }
        .design-card:nth-child(2) { animation-delay: 0.12s; }
        .design-card:nth-child(3) { animation-delay: 0.19s; }
        .design-card:nth-child(4) { animation-delay: 0.26s; }
        .design-card:nth-child(5) { animation-delay: 0.33s; }
        .design-card:nth-child(6) { animation-delay: 0.40s; }
        .design-card:nth-child(7) { animation-delay: 0.47s; }
        .design-card:nth-child(8) { animation-delay: 0.54s; }
        .design-card:nth-child(9) { animation-delay: 0.61s; }
        .design-card:nth-child(10) { animation-delay: 0.68s; }
        .design-card:nth-child(11) { animation-delay: 0.75s; }

        /* ── RESPONSIVE ── */
        @media (max-width: 960px) {
            .design-card {
                flex-basis: calc(50% - 1.75rem);
                max-width: calc(50% - 1.75rem);
            }
            .footer-content { flex-direction: column; align-items: center; text-align: center; }
            .footer-main { flex-basis: 100%; margin-bottom: 0; }
        }

        @media (max-width: 580px) {
            .design-card {
                flex-basis: 100%;
                max-width: 100%;
            }
            .footer-links { flex-direction: column; align-items: center; text-align: center; }
            .card-footer { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
            .cta-card-button { width: 100%; text-align: center; }
        }