/* ============================================================
           LANDING PAGE CUSTOM STYLES
           ============================================================ */
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Quicksand', 'Segoe UI', system-ui, sans-serif;
            background: linear-gradient(135deg, #f5f7fa 0%, #e9ecef 100%);
            color: #1e293b;
            line-height: 1.5;
        }
        
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* Navigation */
        .navbar {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        
        .navbar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 16px 20px;
        }
        
        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            color: white;
            font-size: 1.25rem;
            font-weight: 700;
        }
        
        .logo i {
            font-size: 1.5rem;
        }
        
        .nav-links {
            display: flex;
            align-items: center;
            gap: 24px;
        }
        
        .nav-links a {
            color: rgba(255, 255, 255, 0.9);
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .nav-links a:hover {
            color: white;
        }
        
        .btn-outline-light {
            background: rgba(255, 255, 255, 0.2);
            border: none;
            padding: 8px 20px;
            border-radius: 50px;
            color: white;
            cursor: pointer;
            transition: all 0.3s;
            font-family: inherit;
            font-size: 0.9rem;
        }
        
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.3);
        }
        
        .btn-white {
            background: white;
            color: #667eea;
            padding: 10px 24px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        
        .btn-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
        }
        
        .btn-primary {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 12px 32px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: none;
            cursor: pointer;
        }
        
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
        }
        
        .btn-outline {
            background: transparent;
            border: 2px solid white;
            color: white;
            padding: 10px 28px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        
        /* Language Dropdown - Click-based */
        .lang-dropdown {
            position: relative;
            display: inline-block;
        }
        
        .lang-btn {
            background: rgba(255, 255, 255, 0.2);
            border: none;
            padding: 8px 16px;
            border-radius: 50px;
            color: white;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: inherit;
            font-size: 0.9rem;
            transition: background 0.2s;
        }
        
        .lang-btn:hover {
            background: rgba(255, 255, 255, 0.3);
        }
        
        .lang-dropdown-menu {
            position: absolute;
            right: 0;
            top: 100%;
            margin-top: 8px;
            background: white;
            border-radius: 12px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
            min-width: 140px;
            z-index: 100;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-10px);
            transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
        }
        
        .lang-dropdown-menu.show {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        
        .lang-dropdown-menu a {
            display: block;
            padding: 10px 16px;
            color: #334155;
            text-decoration: none;
            transition: background 0.2s;
            font-size: 0.9rem;
        }
        
        .lang-dropdown-menu a:hover {
            background: #f1f5f9;
        }
        
        .lang-dropdown-menu a:first-child {
            border-radius: 12px 12px 0 0;
        }
        
        .lang-dropdown-menu a:last-child {
            border-radius: 0 0 12px 12px;
        }
        
        /* Mobile Menu */
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        
        .mobile-menu {
            display: none;
            flex-direction: column;
            padding: 16px 20px;
            gap: 12px;
            border-top: 1px solid rgba(255, 255, 255, 0.2);
        }
        
        .mobile-menu a {
            color: white;
            text-decoration: none;
            padding: 8px 0;
        }
        
        .mobile-menu.show {
            display: flex;
        }
        
        /* Hero Section */
        .hero {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 80px 0;
            overflow: hidden;
        }
        
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        
        .hero-badge {
            display: inline-flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 50px;
            padding: 6px 16px;
            margin-bottom: 20px;
            font-size: 0.85rem;
        }
        
        .hero-title {
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        
        .hero-title span {
            color: #fbbf24;
        }
        
        .hero-subtitle {
            font-size: 1.2rem;
            opacity: 0.9;
            margin-bottom: 32px;
            line-height: 1.5;
        }
        
        .hero-buttons {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        
        .hero-stats {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border-radius: 24px;
            padding: 24px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            text-align: center;
            animation: float 3s ease-in-out infinite;
        }
        
        .hero-stats-inner {
            display: flex;
            justify-content: center;
            gap: 32px;
        }
        
        .stat-item {
            text-align: center;
        }
        
        .stat-item i {
            font-size: 2rem;
            margin-bottom: 8px;
        }
        
        .stat-value {
            font-size: 1.5rem;
            font-weight: 700;
        }
        
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }
        
        /* Section Common */
        .section {
            padding: 80px 0;
        }
        
        .section-white {
            background: white;
        }
        
        .section-gray {
            background: #f8fafc;
        }
        
        .section-title {
            text-align: center;
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: #1e293b;
        }
        
        .section-subtitle {
            text-align: center;
            font-size: 1.1rem;
            color: #64748b;
            max-width: 600px;
            margin: 0 auto 48px;
        }
        
        /* Feature Grid */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        
        .feature-card {
            background: white;
            border-radius: 20px;
            padding: 24px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
            transition: all 0.3s;
            cursor: pointer;
        }
        
        .feature-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 30px rgba(0, 0, 0, 0.1);
        }
        
        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }
        
        .feature-icon i {
            font-size: 1.75rem;
            color: white;
        }
        
        .feature-icon.sleep { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
        .feature-icon.feeding { background: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%); }
        .feature-icon.diaper { background: linear-gradient(135deg, #f59e0b 0%, #ea580c 100%); }
        .feature-icon.vaccine { background: linear-gradient(135deg, #10b981 0%, #059669 100%); }
        
        .feature-title {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: #1e293b;
        }
        
        .feature-desc {
            font-size: 0.85rem;
            color: #64748b;
            line-height: 1.5;
        }
        
        .feature-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 16px;
        }
        
        .feature-tag {
            font-size: 0.7rem;
            padding: 4px 12px;
            border-radius: 50px;
            background: #f1f5f9;
            color: #475569;
        }
        
        /* Steps Grid */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
            text-align: center;
        }
        
        .step-number {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            color: white;
            font-size: 2rem;
            font-weight: 700;
            box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
        }
        
        .step-title {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        
        .step-desc {
            color: #64748b;
            font-size: 0.9rem;
        }
        
        /* PWA Section */
        .pwa-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        
        .pwa-features {
            list-style: none;
            padding: 0;
        }
        
        .pwa-features li {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }
        
        .pwa-features li i {
            color: #22c55e;
            font-size: 1.2rem;
        }
        
        .security-card {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border-radius: 24px;
            padding: 32px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        
        /* Newsletter */
        .newsletter-form {
            display: flex;
            gap: 16px;
            max-width: 500px;
            margin: 0 auto;
        }
        
        .newsletter-input {
            flex: 1;
            padding: 14px 20px;
            border: 2px solid #e2e8f0;
            border-radius: 50px;
            font-family: inherit;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s;
        }
        
        .newsletter-input:focus {
            border-color: #667eea;
        }
        
        /* Help Card */
        .help-card {
            background: white;
            border-radius: 24px;
            padding: 32px;
            text-align: center;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
            max-width: 800px;
            margin: 0 auto;
        }
        
        /* Footer */
        .footer {
            background: #0f172a;
            color: #94a3b8;
            padding: 48px 0 24px;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 48px;
        }
        
        .footer-title {
            color: white;
            font-weight: 600;
            margin-bottom: 16px;
        }
        
        .footer-links {
            list-style: none;
            padding: 0;
        }
        
        .footer-links li {
            margin-bottom: 8px;
        }
        
        .footer-links a {
            color: #94a3b8;
            text-decoration: none;
            font-size: 0.85rem;
            transition: color 0.3s;
        }
        
        .footer-links a:hover {
            color: white;
        }
        
        .footer-bottom {
            text-align: center;
            padding-top: 24px;
            border-top: 1px solid #1e293b;
            font-size: 0.75rem;
        }
        
        /* Alert Messages */
        .alert {
            padding: 16px 20px;
            border-radius: 16px;
            margin-bottom: 24px;
            text-align: center;
        }
        
        .alert-success {
            background: #f0fdf4;
            border: 1px solid #bbf7d0;
            color: #166534;
        }
        
        .alert-error {
            background: #fef2f2;
            border: 1px solid #fecaca;
            color: #991b1b;
        }
        
        /* RTL Support */
        [dir="rtl"] .hero-buttons {
            flex-direction: row-reverse;
        }
        
        [dir="rtl"] .feature-tags {
            flex-direction: row-reverse;
        }
        
        [dir="rtl"] .pwa-features li {
            flex-direction: row-reverse;
        }
        
        [dir="rtl"] .newsletter-form {
            flex-direction: row-reverse;
        }
        
        /* Responsive */
        @media (max-width: 992px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .hero-buttons {
                justify-content: center;
            }
            .pwa-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .hero-title {
                font-size: 2rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .newsletter-form {
                flex-direction: column;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }
        }