:root {
            --primary-font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            --secondary-font: 'Merriweather', Georgia, serif;
            --primary-color: #0a6bff;
            --primary-color-dark: #0055cc;
            --text-color: #292929;
            --text-secondary: #757575;
            --bg-color: #fff;
            --bg-light: #f9f9f9;
            --border-color: #e0e0e0;
            --success-color: #1a8917;
            --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.2s ease;
            
            /* Enhanced colors from copy */
            --primary-600: #2563eb;
            --primary-700: #1d4ed8;
            --primary-800: #1e40af;
            --primary-900: #1e3a8a;
            
            --secondary-400: #a78bfa;
            --secondary-500: #8b5cf6;
            --secondary-600: #7c3aed;
            
            --accent-400: #34d399;
            --accent-500: #10b981;
            --accent-600: #059669;
            
            --warning-400: #fbbf24;
            --warning-500: #f59e0b;
            
            --neutral-50: #f8fafc;
            --neutral-100: #f1f5f9;
            --neutral-200: #e2e8f0;
            --neutral-300: #cbd5e1;
            --neutral-400: #94a3b8;
            --neutral-500: #64748b;
            --neutral-600: #475569;
            --neutral-700: #334155;
            --neutral-800: #1e293b;
            --neutral-900: #0f172a;
            
            /* Advanced Shadows */
            --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
            --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
            --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
            --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
            --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
            --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
            
            /* Advanced Gradients */
            --gradient-primary: linear-gradient(135deg, var(--primary-600) 0%, var(--secondary-600) 100%);
            --gradient-secondary: linear-gradient(135deg, var(--secondary-500) 0%, var(--primary-600) 100%);
            --gradient-accent: linear-gradient(135deg, var(--accent-500) 0%, var(--secondary-500) 100%);
            --gradient-warm: linear-gradient(135deg, var(--warning-400) 0%, var(--warning-500) 100%);
            
            /* Layout Variables */
            --container-max: 1400px;
            --border-radius-sm: 0.5rem;
            --border-radius-md: 0.75rem;
            --border-radius-lg: 1rem;
            --border-radius-xl: 1.5rem;
        }

        body {
            font-family: var(--primary-font);
            line-height: 1.6;
            color: var(--text-color);
            background-color: var(--bg-color);
        }

        /* ===== NEW PROFESSIONAL HEADER STYLES ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            z-index: 1000;
            transition: all 0.3s ease;
        }

        .header.scrolled {
            background: rgba(255, 255, 255, 0.98);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
        }

        .header-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 2rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        /* Logo */
        .logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            text-decoration: none;
            transition: opacity 0.2s;
        }

        .logo:hover {
            opacity: 0.8;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .logo-icon img {
            width: 100%;
            height: 100%;
            object-fit: contain;
        }

        .logo-text {
            font-size: 22px;
            font-weight: 700;
            color: #0f172a;
            letter-spacing: -0.02em;
        }

        /* Navigation */
        .nav {
            display: flex;
            align-items: center;
            gap: 2.5rem;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 2rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-link {
            color: #475569;
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
            transition: color 0.2s;
            position: relative;
        }

        .nav-link:hover {
            color: #0a6bff;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: #0a6bff;
            transition: width 0.2s;
        }

        .nav-link:hover::after {
            width: 100%;
        }

        /* Special Badge Link (for BUET Night) */
        .nav-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.4rem 0.9rem;
            background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
            border-radius: 20px;
            color: #92400e;
            text-decoration: none;
            font-size: 13px;
            font-weight: 600;
            transition: all 0.2s;
            border: 1px solid rgba(251, 191, 36, 0.2);
        }

        .nav-badge:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(251, 191, 36, 0.3);
        }

        /* Buttons */
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        /* Search Styles */
        .search-wrapper {
            position: relative;
            display: inline-block;
            width: 100%;
        }

        .search-input {
            border: 1px solid #e2e8f0;
            border-radius: 24px;
            padding: 10px 40px 10px 16px;
            font-size: 15px;
            width: 100%;
            transition: all 0.2s;
            background-color: #f8fafc;
        }

        .search-input:focus {
            outline: none;
            border-color: var(--primary-color);
            background-color: white;
            box-shadow: 0 0 0 3px rgba(10, 107, 255, 0.1);
        }

        .search-button {
            position: absolute;
            right: 8px;
            top: 50%;
            transform: translateY(-50%);
            background: transparent;
            border: none;
            color: #94a3b8;
            cursor: pointer;
            font-size: 16px;
            transition: color 0.2s;
            padding: 6px 10px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .search-button:hover {
            color: var(--primary-color);
        }

        .btn {
            padding: 0.65rem 1.5rem;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.2s;
            cursor: pointer;
            border: none;
            display: inline-block;
        }

        .btn-secondary {
            color: #475569;
            background: transparent;
        }

        .btn-secondary:hover {
            color: #0a6bff;
        }

        .btn-primary {
            background: linear-gradient(135deg, #0a6bff 0%, #1d4ed8 100%);
            color: white;
            box-shadow: 0 2px 8px rgba(10, 107, 255, 0.2);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(10, 107, 255, 0.3);
        }

        /* Mobile Menu Button */
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: #0f172a;
            font-size: 24px;
            cursor: pointer;
            padding: 0.5rem;
            z-index: 1001;
        }

        /* Mobile Menu Container */
        .mobile-menu {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            background: white;
            border-bottom: 1px solid #e2e8f0;
            padding: 1.5rem;
            max-height: calc(100vh - 72px);
            overflow-y: auto;
            z-index: 999;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }

        .mobile-menu.active {
            display: block !important;
        }

        /* Mobile Search Container */
        .mobile-search-container {
            margin-bottom: 1.5rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid #e2e8f0;
        }

        /* Mobile Navigation Links */
        .mobile-nav-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0;
            margin: 0;
            padding: 0;
            margin-bottom: 1.5rem;
        }

        .mobile-nav-link {
            color: #1e293b !important;
            text-decoration: none;
            font-size: 17px;
            font-weight: 500;
            padding: 1rem 0.75rem;
            display: block;
            border-bottom: 1px solid #f1f5f9;
            transition: all 0.2s ease;
        }

        .mobile-nav-link:hover,
        .mobile-nav-link:active {
            color: #0a6bff !important;
            background-color: #f8fafc;
            padding-left: 1.25rem;
        }

        /* Mobile Badge (BUET Night) */
        .mobile-nav-badge {
            display: flex !important;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 1rem;
            background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
            border-radius: 12px;
            color: #92400e !important;
            text-decoration: none;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 1.5rem;
            border: 1px solid rgba(251, 191, 36, 0.3);
            width: 100%;
        }

        /* Mobile Actions Container */
        .mobile-actions {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            padding-top: 1.5rem;
            border-top: 2px solid #e2e8f0;
        }

        .mobile-actions .btn {
            width: 100%;
            text-align: center;
            padding: 1rem 1.5rem;
            font-size: 16px;
            font-weight: 600;
            display: block;
        }

        .mobile-actions .btn-secondary {
            background: #f1f5f9 !important;
            color: #475569 !important;
        }

        .mobile-actions .btn-secondary:hover {
            background: #e2e8f0 !important;
            color: #0a6bff !important;
        }

.mobile-actions .btn-primary {
            background: linear-gradient(135deg, #0a6bff 0%, #1d4ed8 100%) !important;
            color: white !important;
        }

        /* BUET Night Dropdown Styles */
        .dropdown {
            position: relative;
            display: inline-block;
        }
.dropdown-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            background-color: #ffffff;
            min-width: 280px;
            box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
            border-radius: 0.5rem;
            padding: 0.5rem 0;
            z-index: 1000;
            margin-top: 0;
        }

        .dropdown:hover .dropdown-menu {
            display: block;
        }

        .dropdown-item {
            display: block;
            width: 100%;
            padding: 0.75rem 1.25rem;
            clear: both;
            font-weight: 500;
            color: var(--text-color);
            text-align: inherit;
            white-space: nowrap;
            background-color: transparent;
            border: 0;
            text-decoration: none;
            font-size: 15px;
            transition: all 0.2s;
        }

        .dropdown-item:hover {
            color: var(--primary-color);
            background-color: #f8fafc;
        }

        .dropdown-item i {
            margin-right: 10px;
            width: 18px;
            text-align: center;
        }

        .dropdown-divider {
            height: 0;
            margin: 0.5rem 0;
            overflow: hidden;
            border-top: 1px solid #e2e8f0;
        }

        .badge-closed {
            display: inline-block;
            background: #fee2e2;
            color: #991b1b;
            padding: 2px 8px;
            border-radius: 12px;
            font-size: 10px;
            font-weight: 700;
            margin-left: 8px;
        }
















        /* Responsive Design for Header */
        @media (max-width: 1024px) {
            .nav-links {
                gap: 1.5rem;
            }
        }

        @media (max-width: 768px) {
            .header-container {
                min-height: 64px;
                padding: 0 1.5rem;
            }

            .nav {
                display: none !important;
            }

            .mobile-menu-btn {
                display: block !important;
            }

            .mobile-menu {
                top: 64px;
                padding: 1.25rem 1.5rem;
            }

            .logo-text {
                font-size: 20px;
            }

            .logo-icon {
                width: 32px;
                height: 32px;
            }
        }
        /* ===== END NEW HEADER STYLES ===== */

        .hero-section {
            background: linear-gradient(to bottom, #f0f7ff 0%, var(--bg-color) 100%);
            position: relative;
            overflow: hidden;
        }

        .subtle-border {
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .subtle-border:hover {
            border-color: #9ca3af;
            box-shadow: var(--card-shadow);
        }

        .feature-card {
            transition: var(--transition);
            background-color: var(--bg-color);
            border: 1px solid var(--border-color);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-xl);
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--gradient-primary);
            transform: scaleX(0);
            transition: all 0.3s ease;
        }

        .feature-card:hover::before {
            transform: scaleX(1);
        }

        .accent-text {
            color: var(--primary-color);
        }

        .accent-bg {
            background-color: var(--primary-color);
        }

        .subtle-pattern {
            background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23000000' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
            opacity: 0.5;
        }

        #message-input {
            min-height: 300px;
        }

        .section-alt {
            background-color: var(--bg-light);
        }

        /* Platform Ecosystem Styles */
        .ecosystem {
            padding: 6rem 2rem;
            background: #f8fafc;
            position: relative;
        }

        .ecosystem-container {
            max-width: var(--container-max);
            margin: 0 auto;
        }

        .section-header {
            text-align: center;
            margin-bottom: 4rem;
        }

        .section-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(37, 99, 235, 0.1);
            color: var(--primary-600);
            padding: 0.5rem 1rem;
            border-radius: 2rem;
            font-size: 0.875rem;
            font-weight: 600;
            margin-bottom: 1rem;
        }

        .section-title {
            font-size: clamp(2rem, 4vw, 3.5rem);
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 1rem;
            color: var(--neutral-900);
        }

        @media (max-width: 768px) {
            .section-subtitle {
                font-size: 1.1rem;
                line-height: 1.7;
                max-width: 100%;
                padding: 0 1.5rem;
            }
        }

        /* Revolutionary App Cards */
        .apps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
            margin-top: 4rem;
        }

        .feature-header {
            padding: 2rem;
            background: linear-gradient(135deg, var(--neutral-50) 0%, white 100%);
            border-bottom: 1px solid var(--neutral-200);
        }

        .feature-icon-container {
            width: 4rem;
            height: 4rem;
            background: var(--gradient-primary);
            border-radius: var(--border-radius-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            box-shadow: var(--shadow-lg);
            position: relative;
        }

        .feature-icon-container::after {
            content: '';
            position: absolute;
            inset: -4px;
            background: var(--gradient-primary);
            border-radius: var(--border-radius-lg);
            opacity: 0.2;
            z-index: -1;
            filter: blur(8px);
        }

        .feature-icon {
            font-size: 1.5rem;
            color: white;
        }

        .feature-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--neutral-900);
            margin-bottom: 0.5rem;
        }

        .feature-subtitle {
            font-size: 1rem;
            color: var(--neutral-600);
            font-weight: 500;
        }

        .feature-content {
            padding: 2rem;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .feature-description {
            color: var(--neutral-600);
            margin-bottom: 2rem;
            line-height: 1.7;
            flex-grow: 1;
        }

        .feature-capabilities {
            list-style: none;
            margin-bottom: 2rem;
        }

        .capability-item {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            margin-bottom: 0.75rem;
            color: var(--neutral-700);
            font-size: 0.95rem;
        }

        .capability-icon {
            width: 1.25rem;
            height: 1.25rem;
            background: var(--gradient-accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 0.7rem;
            flex-shrink: 0;
        }

        .feature-cta {
            background: var(--gradient-primary);
            color: white;
            padding: 1rem;
            border-radius: var(--border-radius-md);
            text-decoration: none;
            font-weight: 600;
            text-align: center;
            transition: all 0.3s ease;
            margin-top: auto;
        }

        .feature-cta:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
            color: white;
        }

        /* AI Technology Section */
        .ai-tech {
            padding: 6rem 2rem;
            background: var(--neutral-900);
            color: white;
            position: relative;
            overflow: hidden;
        }

        .ai-tech::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z'/%3E%3C/g%3E%3C/svg%3E");
            opacity: 0.1;
        }

        .ai-container {
            max-width: var(--container-max);
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }

        .ai-header {
            text-align: center;
            margin-bottom: 4rem;
        }

        .ai-title {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 800;
            margin-bottom: 1rem;
            background: linear-gradient(135deg, white 0%, var(--secondary-400) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        @media (max-width: 768px) {
            .ai-subtitle {
                font-size: 1.1rem;
                line-height: 1.7;
                max-width: 100%;
                padding: 0 1.5rem;
            }
        }
        .ai-features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .ai-feature {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--border-radius-xl);
            padding: 2rem;
            transition: all 0.3s ease;
        }

        .ai-feature:hover {
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-5px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
        }

        .ai-feature-icon {
            width: 3rem;
            height: 3rem;
            background: var(--gradient-accent);
            border-radius: var(--border-radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.25rem;
            margin-bottom: 1.5rem;
        }

        .ai-feature-title {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: white;
        }

        .ai-feature-desc {
            color: var(--neutral-300);
            line-height: 1.6;
        }

        /* Integration Flow Section */
        .integration-flow {
            padding: 6rem 2rem;
            background: linear-gradient(135deg, var(--neutral-50) 0%, #fdf4ff 100%);
        }

        .flow-container {
            max-width: var(--container-max);
            margin: 0 auto;
        }

        .flow-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-top: 4rem;
            position: relative;
        }

        .flow-step {
            background: white;
            border-radius: var(--border-radius-xl);
            padding: 2rem;
            text-align: center;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--neutral-200);
            transition: all 0.3s ease;
            position: relative;
        }

        .flow-step:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-xl);
        }

        .step-number {
            width: 3rem;
            height: 3rem;
            background: var(--gradient-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 700;
            font-size: 1.25rem;
            margin: 0 auto 1.5rem;
            box-shadow: var(--shadow-lg);
        }

        .step-title {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--neutral-900);
            margin-bottom: 0.75rem;
        }

        .step-description {
            color: var(--neutral-600);
            line-height: 1.6;
        }

        /* Animation Classes */
        .animate-on-scroll {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.6s ease;
        }

        .animate-on-scroll.animated {
            opacity: 1;
            transform: translateY(0);
        }

        /* Responsive Design */
        @media (max-width: 1024px) {
            .apps-grid {
                grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            }
        }

        @media (max-width: 768px) {
            .ecosystem {
                padding: 4rem 1rem;
            }
            
            .ai-tech {
                padding: 4rem 1rem;
            }
            
            .integration-flow {
                padding: 4rem 1rem;
            }

            .apps-grid {
                grid-template-columns: 1fr;
            }

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

            .flow-steps {
                grid-template-columns: 1fr;
            }
        }