:root {
            --primary: #635bff;
            --primary-dark: #4a44db;
            --primary-light: #7c75ff;
            --success: #00d4aa;
            --success-dark: #00b894;
            --danger: #ff5757;
            --warning: #ffa502;
            --dark-bg: #0a0a0f;
            --dark-card: #12121a;
            --dark-card-hover: #1a1a25;
            --border: rgba(255,255,255,0.08);
            --text: #ffffff;
            --text-secondary: #8b8b9e;
            --text-muted: #5c5c6e;
        }

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

        body {
            min-height: 100vh;
            background: var(--dark-bg);
            font-family: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            color: var(--text);
            line-height: 1.6;
            overflow-x: hidden;
        }

        .bg-gradient {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: -1;
            background:
                radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 91, 255, 0.15), transparent),
                radial-gradient(ellipse 60% 40% at 100% 0%, rgba(0, 212, 170, 0.1), transparent),
                radial-gradient(ellipse 50% 30% at 0% 50%, rgba(255, 87, 87, 0.08), transparent),
                var(--dark-bg);
        }

        .bg-grid {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: -1;
            background-image:
                linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
            background-size: 60px 60px;
            mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 20%, transparent 70%);
        }

        .container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

        .lang-switch {
            position: absolute;
            top: 1.5rem;
            right: 1.5rem;
            z-index: 100;
        }

        .lang-switch select {
            padding: 10px 36px 10px 16px;
            background: rgba(255,255,255,0.05);
            border: 1px solid var(--border);
            border-radius: 12px;
            color: var(--text);
            font-size: 14px;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            backdrop-filter: blur(10px);
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b8b9e' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
        }

        .lang-switch select:hover {
            background: rgba(255,255,255,0.12);
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 4px 15px rgba(99, 91, 255, 0.2);
        }

        .lang-switch select:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(99, 91, 255, 0.15);
        }

        .lang-switch select option { background: var(--dark-card); color: white; }

        .hero {
            padding: 5rem 0 3rem;
            text-align: center;
            position: relative;
        }

        .heroContent { max-width: 800px; margin: 0 auto; }

        .heroTitle {
            font-size: 3.5rem;
            font-weight: 800;
            color: white;
            margin-bottom: 1rem;
            background: linear-gradient(135deg, #fff 0%, #a5a5c5 50%, #fff 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.02em;
            animation: titleShine 3s ease-in-out infinite, heroFadeInUp 0.8s ease-out forwards;
        }

        @keyframes titleShine {
            0%, 100% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
        }

        @keyframes heroFadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .heroSubtitle {
            font-size: 1.35rem;
            color: var(--text-secondary);
            margin-bottom: 1.5rem;
            font-weight: 500;
        }
        .heroSubtitle strong {
            color: var(--primary-light);
            font-weight: 600;
        }

        .heroDescription {
            font-size: 1.1rem;
            color: var(--text-muted);
            margin-bottom: 2.5rem;
            line-height: 1.7;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .heroCTA {
            display: flex;
            gap: 1rem;
            justify-content: center;
            margin-bottom: 2.5rem;
            flex-wrap: wrap;
        }

        .primaryButton {
            padding: 14px 32px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: white;
            border: none;
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: 0 4px 20px rgba(99, 91, 255, 0.3);
            position: relative;
            overflow: hidden;
        }

        .primaryButton::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
            transition: left 0.5s;
        }

        .primaryButton:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 30px rgba(99, 91, 255, 0.4);
        }

        .primaryButton:hover::before {
            left: 100%;
        }

        .secondaryButton {
            padding: 14px 32px;
            background: rgba(255,255,255,0.05);
            color: var(--text-secondary);
            border: 1px solid var(--border);
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            backdrop-filter: blur(10px);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .secondaryButton:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(99, 91, 255, 0.1);
            transform: translateY(-2px);
            box-shadow: 0 4px 15px rgba(99, 91, 255, 0.15);
        }

        .secondaryButton:active {
            transform: translateY(0);
        }

        .secondaryButton.refreshing {
            pointer-events: none;
            opacity: 0.7;
        }

        .secondaryButton.refreshing .btn-icon {
            animation: spin 1s linear infinite;
            display: inline-block;
        }

        .secondaryButton .btn-icon {
            font-size: 1.1rem;
            transition: transform 0.3s;
        }

        .secondaryButton:hover .btn-icon {
            transform: rotate(180deg);
        }

        .trustBadges {
            display: flex;
            gap: 1.5rem;
            justify-content: center;
            color: var(--text-muted);
            font-size: 0.9rem;
            flex-wrap: wrap;
        }

        .trustBadges span {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: rgba(255,255,255,0.03);
            border-radius: 20px;
            border: 1px solid var(--border);
        }

        .statsSection { padding: 2rem 0; }

        .stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1rem;
        }

        .statCard {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 1.75rem 1.5rem;
            text-align: center;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            overflow: hidden;
        }

        .statCard::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--primary), transparent);
            opacity: 0;
            transition: opacity 0.3s;
        }

        .statCard::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(circle at 50% 0%, rgba(99, 91, 255, 0.1), transparent 60%);
            opacity: 0;
            transition: opacity 0.3s;
        }

        .statCard:hover {
            border-color: rgba(99, 91, 255, 0.3);
            transform: translateY(-6px);
            background: rgba(255, 255, 255, 0.05);
        }

        .statCard:hover::before {
            opacity: 1;
        }

        .statCard:hover::after {
            opacity: 1;
        }

        .statNumber {
            font-size: 2.5rem;
            font-weight: 700;
            color: white;
            margin-bottom: 0.5rem;
            letter-spacing: -0.02em;
        }

        .statNumber.in-stock {
            background: linear-gradient(135deg, var(--success) 0%, var(--success-dark) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .statNumber.out-stock {
            background: linear-gradient(135deg, var(--warning) 0%, #e69500 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .statLabel {
            font-size: 0.9rem;
            color: var(--text-secondary);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            font-weight: 500;
        }

        .featuresSection { padding: 4rem 0; }

        .sectionTitle {
            font-size: 2rem;
            font-weight: 700;
            color: white;
            text-align: center;
            margin-bottom: 3rem;
            letter-spacing: -0.01em;
        }

        .features {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }

        .featureCard {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 2rem 1.5rem;
            text-align: center;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .featureCard:hover {
            transform: translateY(-10px);
            border-color: rgba(99, 91, 255, 0.5);
            box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3), 0 0 40px rgba(99, 91, 255, 0.1);
            background: rgba(255, 255, 255, 0.04);
        }

        .featureIcon {
            font-size: 2.5rem;
            margin-bottom: 1.25rem;
            display: inline-block;
            animation: float 3s ease-in-out infinite;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-8px); }
        }

        .featureCard:nth-child(2) .featureIcon { animation-delay: 0.5s; }
        .featureCard:nth-child(3) .featureIcon { animation-delay: 1s; }
        .featureCard:nth-child(4) .featureIcon { animation-delay: 1.5s; }

        .featureTitle {
            font-size: 1.15rem;
            font-weight: 600;
            color: white;
            margin-bottom: 0.75rem;
        }

        .featureDescription {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .productsSection { padding: 4rem 0; }

        .productsHeader {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 2rem;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .productsFilter {
            display: flex;
            gap: 0.5rem;
        }

        .filterBtn {
            padding: 8px 16px;
            background: rgba(255,255,255,0.05);
            border: 1px solid var(--border);
            border-radius: 8px;
            color: var(--text-secondary);
            font-size: 0.875rem;
            cursor: pointer;
            transition: all 0.2s;
        }

        .filterBtn:hover, .filterBtn.active {
            background: rgba(99, 91, 255, 0.15);
            border-color: var(--primary);
            color: var(--primary);
        }

        .productsGrid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 1.5rem;
        }

        .productCard {
            background: rgba(255, 255, 255, 0.025);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 1.75rem;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .productCard::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--text-muted);
            transition: all 0.3s;
        }

        .productCard.in-stock::before {
            background: linear-gradient(180deg, var(--success), var(--success-dark));
            box-shadow: 0 0 20px rgba(0, 212, 170, 0.4);
        }

        .productCard.out-of-stock::before {
            background: linear-gradient(180deg, var(--danger), #cc4444);
        }

        .productCard:hover {
            border-color: rgba(255,255,255,0.15);
            transform: translateY(-8px) scale(1.02);
            box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(255,255,255,0.05);
            background: rgba(255, 255, 255, 0.04);
        }

        .productCard.in-stock:hover {
            border-color: rgba(0, 212, 170, 0.4);
            box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25), 0 0 30px rgba(0, 212, 170, 0.15);
        }

        .productHeader {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 0.75rem;
            gap: 0.5rem;
        }

        .productName {
            font-size: 1.15rem;
            font-weight: 600;
            color: white;
            line-height: 1.4;
            flex: 1;
            min-width: 0;
        }

        .productProvider {
            font-size: 0.875rem;
            color: var(--text-muted);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .productProvider::before {
            content: '🏢';
            font-size: 0.8rem;
        }

        .productPrice {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--success);
            margin: 0.5rem 0 1rem;
            display: flex;
            align-items: center;
            gap: 6px;
            background: linear-gradient(135deg, rgba(0, 212, 170, 0.1) 0%, rgba(0, 184, 148, 0.05) 100%);
            padding: 0.5rem 0.75rem;
            border-radius: 10px;
            width: fit-content;
        }

        .productPrice::before {
            content: '💰';
            font-size: 1rem;
        }

        .productMeta {
            display: flex;
            gap: 1rem;
            margin-bottom: 1.25rem;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .productMeta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .productActions {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: auto;
            padding-top: 1rem;
            border-top: 1px solid rgba(255,255,255,0.05);
        }

        .buyButton {
            padding: 14px 28px;
            background: linear-gradient(135deg, var(--success) 0%, var(--success-dark) 100%);
            color: white;
            border-radius: 12px;
            font-size: 0.95rem;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: 0 4px 20px rgba(0, 212, 170, 0.3);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            position: relative;
            overflow: hidden;
        }

        .buyButton::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
            transition: left 0.5s;
        }

        .buyButton::after {
            content: '→';
            font-size: 1.1rem;
            transition: transform 0.3s;
        }

        .buyButton:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(0, 212, 170, 0.4);
        }

        .buyButton:hover::before {
            left: 100%;
        }

        .buyButton:hover::after {
            transform: translateX(4px);
        }

        .buyButton.disabled {
            background: linear-gradient(135deg, var(--text-muted) 0%, #3a3a4a 100%);
            box-shadow: none;
            cursor: not-allowed;
            opacity: 0.6;
        }

        .buyButton.disabled:hover {
            transform: none;
            box-shadow: none;
        }

        .buyButton.disabled::after {
            content: '⏳';
        }

        .badgeIn {
            background: linear-gradient(135deg, rgba(0, 212, 170, 0.2) 0%, rgba(0, 184, 148, 0.1) 100%);
            color: var(--success);
            padding: 8px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            border: 1px solid rgba(0, 212, 170, 0.3);
            text-transform: uppercase;
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .badgeIn::before {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--success);
            border-radius: 50%;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.2); }
        }

        .badgeOut {
            background: linear-gradient(135deg, rgba(255, 87, 87, 0.2) 0%, rgba(204, 68, 68, 0.1) 100%);
            color: var(--danger);
            padding: 8px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            border: 1px solid rgba(255, 87, 87, 0.3);
            text-transform: uppercase;
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .badgeOut::before {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--danger);
            border-radius: 50%;
        }

        .badgeUnknown {
            background: linear-gradient(135deg, rgba(139, 139, 158, 0.2) 0%, rgba(92, 92, 110, 0.1) 100%);
            color: var(--text-secondary);
            padding: 8px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            border: 1px solid rgba(139, 139, 158, 0.3);
            text-transform: uppercase;
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .badgeUnknown::before {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--text-secondary);
            border-radius: 50%;
        }

        .emptyState {
            text-align: center;
            padding: 4rem 2rem;
            background: rgba(255, 255, 255, 0.02);
            border-radius: 16px;
            border: 1px dashed var(--border);
        }

        .emptyIcon {
            font-size: 4rem;
            margin-bottom: 1rem;
            opacity: 0.6;
        }

        .emptyState h3 {
            font-size: 1.35rem;
            color: white;
            margin-bottom: 0.5rem;
        }

        .emptyState p {
            color: var(--text-muted);
        }

        .footer {
            padding: 3rem 0;
            text-align: center;
            border-top: 1px solid var(--border);
            margin-top: 3rem;
            background: rgba(0,0,0,0.2);
        }

        .footer p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0.5rem 0;
        }

        .loading {
            text-align: center;
            padding: 4rem;
            color: var(--primary);
        }

        .loading::before {
            content: '';
            display: inline-block;
            width: 28px;
            height: 28px;
            border: 3px solid rgba(99, 91, 255, 0.2);
            border-top: 3px solid var(--primary);
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin-right: 12px;
            vertical-align: middle;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        .fade-in {
            animation: fadeIn 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
            opacity: 0;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .productCard {
            opacity: 0;
            animation: cardFadeIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
        }

        @keyframes cardFadeIn {
            from {
                opacity: 0;
                transform: translateY(20px) scale(0.98);
            }
            to {
                opacity: 1;
                transform: translateY(0) scale(1);
            }
        }

        .productCard:nth-child(1) { animation-delay: 0.05s; }
        .productCard:nth-child(2) { animation-delay: 0.1s; }
        .productCard:nth-child(3) { animation-delay: 0.15s; }
        .productCard:nth-child(4) { animation-delay: 0.2s; }
        .productCard:nth-child(5) { animation-delay: 0.25s; }
        .productCard:nth-child(6) { animation-delay: 0.3s; }
        .productCard:nth-child(7) { animation-delay: 0.35s; }
        .productCard:nth-child(8) { animation-delay: 0.4s; }
        .productCard:nth-child(n+9) { animation-delay: 0.45s; }

        .featureCard:nth-child(1) { animation-delay: 0.1s; }
        .featureCard:nth-child(2) { animation-delay: 0.2s; }
        .featureCard:nth-child(3) { animation-delay: 0.3s; }
        .featureCard:nth-child(4) { animation-delay: 0.4s; }

        .statCard:nth-child(1) { animation-delay: 0s; }
        .statCard:nth-child(2) { animation-delay: 0.1s; }
        .statCard:nth-child(3) { animation-delay: 0.2s; }
        .statCard:nth-child(4) { animation-delay: 0.3s; }

        @media (max-width: 1024px) {
            .stats, .features { grid-template-columns: repeat(2, 1fr); }
        }

        @media (max-width: 768px) {
            .heroTitle { font-size: 2rem; }
            .heroSubtitle { font-size: 1.1rem; }
            .heroCTA { flex-direction: column; align-items: stretch; }
            .heroCTA button { width: 100%; justify-content: center; }
            .trustBadges { flex-wrap: wrap; justify-content: center; }
            .stats, .features { grid-template-columns: 1fr; }
            .productsGrid { grid-template-columns: 1fr; gap: 1rem; }
            .container { padding: 0 1rem; }
            .hero { padding: 3rem 0 2rem; }
            .sectionTitle { font-size: 1.5rem; }
            .productsHeader { flex-direction: column; align-items: flex-start; }
            .productsFilter { width: 100%; overflow-x: auto; padding-bottom: 8px; }
            .lang-switch { top: 1rem; right: 1rem; }
            .lang-switch select { padding: 8px 32px 8px 12px; font-size: 13px; }
            .productCard { padding: 1.25rem; }
            .productName { font-size: 1rem; }
            .productPrice { font-size: 1.15rem; }
            .buyButton { padding: 12px 20px; font-size: 0.9rem; }
            .badgeIn, .badgeOut, .badgeUnknown { padding: 6px 10px; font-size: 0.7rem; }
            .statNumber { font-size: 2rem; }
            .featureCard { padding: 1.5rem 1rem; }
            .primaryButton, .secondaryButton { padding: 12px 24px; }
        }

        @media (max-width: 480px) {
            .heroTitle { font-size: 1.75rem; }
            .heroDescription { font-size: 0.95rem; }
            .stats { gap: 0.75rem; }
            .statCard { padding: 1.25rem 1rem; }
            .statNumber { font-size: 1.75rem; }
            .statLabel { font-size: 0.8rem; }
            .trustBadges { gap: 0.5rem; }
            .trustBadges span { padding: 6px 12px; font-size: 0.8rem; }
            .productsHeader { gap: 0.75rem; }
            .filterBtn { padding: 6px 12px; font-size: 0.8rem; }
        }

        ::-webkit-scrollbar { width: 8px; height: 8px; }
        ::-webkit-scrollbar-track { background: var(--dark-bg); }
        ::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 4px; }
        ::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }

    .subscribe-section {
        max-width: 600px;
        margin: 40px auto;
        padding: 20px;
        background: rgba(255,255,255,0.05);
        border-radius: 12px;
        text-align: center;
    }
    .subscribe-section h3 { margin: 0 0 10px; color: #fff; }
    .subscribe-section p { margin: 0 0 15px; color: #aaa; font-size: 14px; }
    #subscribeForm { display: flex; gap: 10px; justify-content: center; }
    #subscribeEmail {
        padding: 10px 15px;
        border: 1px solid #333;
        border-radius: 8px;
        background: #1a1a2e;
        color: #fff;
        width: 250px;
    }
    #subscribeBtn {
        padding: 10px 20px;
        background: linear-gradient(135deg, #667eea, #764ba2);
        border: none;
        border-radius: 8px;
        color: #fff;
        cursor: pointer;
    }
    #subscribeBtn:hover { opacity: 0.9; }
    #subscribeBtn:disabled { opacity: 0.5; }
    #subscribeMsg { margin-top: 10px; font-size: 14px; }
    #subscribeMsg.success { color: #4ade80; }
    #subscribeMsg.error { color: #f87171; }