/* ============================================
   Landing Page — 鲸鱼先生ˣ Chat
   ============================================ */

:root {
    --primary: #1a56db;
    --primary-dark: #1e429f;
    --primary-light: #e1effe;
    --secondary: #1a56db;
    --accent: #06b6d4;
    --bg: #ffffff;
    --bg-alt: #f8fafc;
    --bg-dark: #0f172a;
    --text: #1e293b;
    --text-light: #64748b;
    --text-muted: #94a3b8;
    --border: #e2e8f0;
    --success: #10b981;
    --warning: #f59e0b;
    --radius: 8px;
    --radius-lg: 16px;
    --shadow: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

.container { 
    max-width: 1200px; 
    margin: 0 auto; 
    padding: 0 24px; 
}

/* ============================================
   HEADER
   ============================================ */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: 800;
    color: var(--text);
    text-decoration: none;
}

.logo img {
    height: 40px;
    width: auto;
    display: block;
}

.nav-links {
    display: flex;
    gap: 12px;
    align-items: center;
}

.nav-links .nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s;
    padding: 10px 20px;
    border-radius: 10px;
    border: 1px solid transparent;
}

.nav-links .nav-link:hover {
    color: var(--primary);
    background: var(--primary-light);
    border-color: rgba(26, 86, 219, 0.15);
}

.nav-links .nav-btn {
    padding: 10px 28px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary), #1a56db);
    color: #fff;
    text-decoration: none;
    border: none;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 2px 8px rgba(26, 86, 219, 0.25);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.nav-links .nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(26, 86, 219, 0.35);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    padding: 12px 24px;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #fff;
}

.btn-primary:hover { 
    transform: translateY(-2px); 
    box-shadow: 0 12px 24px -8px rgba(26, 86, 219, 0.5), 0 4px 8px -4px rgba(26, 86, 219, 0.2);
}

.btn-secondary {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover { 
    background: var(--bg-alt); 
    border-color: var(--primary);
    color: var(--primary);
}

.btn-large {
    padding: 16px 32px;
    font-size: 16px;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(180deg, var(--bg-alt) 0%, var(--bg) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 600px;
    background: radial-gradient(ellipse at 50% 0%, rgba(37,99,235,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(26, 86, 219, 0.04) 0%, rgba(26, 86, 219, 0) 60%);
    top: -200px;
    right: -300px;
    border-radius: 50%;
    z-index: 0;
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 14px;
    font-weight: 600;
    border-radius: 100px;
    margin-bottom: 24px;
}

.hero-badge .dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-product-name {
    font-size: 96px;
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.05em;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #0f172a, var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-tagline {
    font-size: 32px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    margin-bottom: 24px;
    line-height: 1.3;
}

.hero-desc {
    font-size: 17px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 32px;
    max-width: 480px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    align-items: center;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.stat-item { text-align: left; }

.stat-number {
    font-size: 32px;
    font-weight: 800;
    color: var(--primary);
    display: block;
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 4px;
}

/* ============================================
   HERO CHAT VISUAL (3D Card + Real Chat)
   ============================================ */
.hero-visual {
    position: relative;
    z-index: 10;
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1200px;
}

.chat-demo {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 600px;
    height: 580px;
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 30px 60px -15px rgba(26, 86, 219, 0.15), 0 0 0 1px rgba(26, 86, 219, 0.05);
    transform: rotateY(-8deg) rotateX(4deg) translateZ(0);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    transform-style: preserve-3d;
    will-change: transform;
    position: relative;
}

.hero-visual:hover .chat-demo {
    transform: rotateY(0deg) rotateX(0deg) translateZ(0);
    box-shadow: 0 40px 80px -20px rgba(26, 86, 219, 0.2), 0 0 0 1px rgba(26, 86, 219, 0.05);
}

/* ============================================
   HERO CHAT SCOPE — app.css overrides
   Strategy: app.css has perfect mobile styles inside
   @media (max-width: 768px). We force those mobile
   styles to activate inside the hero container
   regardless of viewport width.
   ============================================ */
.hero-chat-scope {
    width: 100% !important;
    overflow: hidden !important;
}

.hero-chat-scope .layout {
    height: 100% !important;
    width: 100% !important;
    overflow: hidden !important;
    display: flex !important;
    flex-direction: column !important;
}

/* Hide desktop sidebar & desktop header inside hero */
.hero-chat-scope .sidebar,
.hero-chat-scope .chat-header {
    display: none !important;
}

/* Force mobile header visible (match app.css @media mobile styles) */
.hero-chat-scope .mobile-header {
    display: flex !important;
    align-items: center !important;
    padding: 0.75rem 1rem !important;
    background: white !important;
    border-bottom: 1px solid #E6E8EB !important;
    flex-shrink: 0 !important;
    gap: 0.75rem !important;
    position: relative !important;
    z-index: 50 !important;
}

/* Mobile brand logo — blue circle with white icon, matching production */
.hero-chat-scope .mobile-brand {
    flex: 1 !important;
    display: flex !important;
    align-items: center !important;
    gap: 0.75rem !important;
    min-width: 0 !important;
}

.hero-chat-scope .mobile-brand-logo {
    width: 40px !important;
    height: 40px !important;
    background: var(--brand-gradient, linear-gradient(135deg, #1a56db, #1e40af)) !important;
    border-radius: 50% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: white !important;
    flex-shrink: 0 !important;
    overflow: hidden !important;
}

.hero-chat-scope .mobile-brand-logo img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
}

.hero-chat-scope .mobile-brand-info {
    min-width: 0 !important;
    overflow: hidden !important;
}

.hero-chat-scope .mobile-brand-name {
    font-size: 1rem !important;
    font-weight: 600 !important;
    color: #1A1D20 !important;
    margin-bottom: 0.125rem !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
}

.hero-chat-scope .mobile-brand-status {
    display: flex !important;
    align-items: center !important;
    gap: 0.375rem !important;
    font-size: 0.75rem !important;
    color: #8C94A3 !important;
}

.hero-chat-scope .status-dot {
    width: 8px !important;
    height: 8px !important;
    background: #10b981 !important;
    border-radius: 50% !important;
}

/* Hamburger menu button — matching app.css mobile */
.hero-chat-scope .mobile-menu-btn {
    width: 40px !important;
    height: 40px !important;
    border-radius: 50% !important;
    border: none !important;
    background: transparent !important;
    color: #5F6672 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    cursor: pointer !important;
    flex-shrink: 0 !important;
    transition: all 0.15s !important;
}

.hero-chat-scope .mobile-menu-btn:hover {
    background: #F7F7F9 !important;
    color: #1A1D20 !important;
}

/* Chat main must fill remaining vertical space */
.hero-chat-scope .chat-main {
    flex: 1 !important;
    display: flex !important;
    flex-direction: column !important;
    overflow: hidden !important;
    min-height: 0 !important;
    width: 100% !important;
}

.hero-chat-scope .scroll-area {
    flex: 1 !important;
    overflow-y: auto !important;
    padding: 1rem !important;
    background: white !important;
    min-height: 200px !important;
    -webkit-overflow-scrolling: touch !important;
}

/* Chat footer */
.hero-chat-scope .chat-footer {
    flex-shrink: 0 !important;
    padding: 0.75rem 1rem !important;
    border-top: 1px solid #E6E8EB !important;
    background: white !important;
}

/* Input container */
.hero-chat-scope .input-container {
    display: flex !important;
    align-items: center !important;
    gap: 0.5rem !important;
    background: #F7F7F9 !important;
    border-radius: 9999px !important;
    padding: 0.5rem !important;
}

.hero-chat-scope .chat-input {
    flex: 1 !important;
    border: none !important;
    background: transparent !important;
    font-size: 0.9375rem !important;
    outline: none !important;
    padding: 0 0.5rem !important;
    color: #1A1D20 !important;
}

.hero-chat-scope .chat-input::placeholder {
    color: #8C94A3 !important;
}

.hero-chat-scope .attachment-btn {
    width: 40px !important;
    height: 40px !important;
    border-radius: 50% !important;
    border: none !important;
    background: transparent !important;
    color: #8C94A3 !important;
    cursor: pointer !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    flex-shrink: 0 !important;
}

.hero-chat-scope .send-btn {
    width: 40px !important;
    height: 40px !important;
    border-radius: 50% !important;
    background: var(--brand-gradient, linear-gradient(135deg, #1a56db, #1e40af)) !important;
    border: none !important;
    color: white !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    cursor: pointer !important;
    flex-shrink: 0 !important;
    transition: all 0.15s !important;
}

.hero-chat-scope .send-btn:hover {
    transform: scale(1.05) !important;
    box-shadow: 0 4px 12px rgba(var(--brand-primary-rgb, 26, 86, 219), 0.4) !important;
}

.hero-chat-scope .security-notice { display: none !important; }

/* Welcome box */
.hero-chat-scope .welcome-box {
    padding: 1.25rem 1rem !important;
    margin-bottom: 1rem !important;
    text-align: center !important;
    background: white !important;
    border-radius: 1rem !important;
    box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05) !important;
}

.hero-chat-scope .welcome-avatar {
    width: 56px !important;
    height: 56px !important;
    margin: 0 auto 0.75rem !important;
}

.hero-chat-scope .welcome-title {
    font-size: 1.1rem !important;
    font-weight: 700 !important;
}

.hero-chat-scope .welcome-text {
    font-size: 0.875rem !important;
    margin-bottom: 1rem !important;
    color: #5F6672 !important;
    line-height: 1.6 !important;
}

.hero-chat-scope .suggestion-list {
    flex-wrap: wrap !important;
    justify-content: flex-start !important;
    display: flex !important;
    gap: 0.5rem !important;
}

.hero-chat-scope .suggestion-item {
    font-size: 0.8125rem !important;
    padding: 0.5rem 0.75rem !important;
    white-space: normal !important;
    max-width: 100% !important;
    text-align: left !important;
}

/* Message bubbles */
.hero-chat-scope .message-row { max-width: 90% !important; }
.hero-chat-scope .message-bubble { font-size: 0.875rem !important; padding: 0.75rem 0.875rem !important; }
.hero-chat-scope .message-avatar { width: 30px !important; height: 30px !important; }

/* Mobile drawer inside hero — absolute positioning */
.hero-chat-scope .mobile-drawer-overlay {
    position: absolute !important;
    z-index: 900 !important;
}
.hero-chat-scope .mobile-drawer-overlay.active {
    display: block !important;
    opacity: 1 !important;
}

.hero-chat-scope .mobile-drawer {
    position: absolute !important;
    z-index: 99999 !important;
    border-radius: 1rem 1rem 0 0 !important;
    max-height: 70% !important;
}
.hero-chat-scope .mobile-drawer.active {
    display: block !important;
    transform: translateY(0) !important;
    visibility: visible !important;
}

/* Lead capture modals inside hero */
.hero-chat-scope .lead-capture-modal {
    position: absolute !important;
}

/* ============================================
   TRUST BAR
   ============================================ */
.trust-bar {
    padding: 24px 0;
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    position: relative;
    z-index: 1;
}

.trust-items {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    color: var(--text-light);
    font-weight: 500;
}

.trust-item svg {
    width: 20px;
    height: 20px;
    color: var(--primary);
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features { padding: 100px 0; }

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header h2 {
    font-size: 48px;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
}

.section-header p {
    font-size: 19px;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 24px 48px -12px rgba(26, 86, 219, 0.08), 0 0 0 1px var(--primary-light);
    background: rgba(255, 255, 255, 0.95);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: var(--primary-light);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--primary);
}

.feature-icon svg { width: 28px; height: 28px; }
.feature-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.feature-card p { font-size: 15px; color: var(--text-light); line-height: 1.7; }

/* ============================================
   HOW IT WORKS
   ============================================ */
.how-it-works {
    padding: 100px 0;
    background: var(--bg-alt);
    position: relative;
    z-index: 1;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 64px;
}

.step-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    position: relative;
}

.step-number {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 800;
    margin: 0 auto 20px;
}

.step-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 12px; }
.step-card p { font-size: 14px; color: var(--text-light); line-height: 1.6; }

/* ============================================
   PRICING
   ============================================ */
.pricing-preview { padding: 100px 0; }

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 64px;
}

.pricing-card {
    background: white;
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 24px 48px -12px rgba(26, 86, 219, 0.08);
}

.pricing-card.popular {
    border-color: var(--primary);
    border-width: 2px;
    box-shadow: 0 8px 24px -8px rgba(26, 86, 219, 0.12);
    position: relative;
}

.pricing-card.popular:hover {
    box-shadow: 0 24px 48px -12px rgba(26, 86, 219, 0.15);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
}

.pricing-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }

.pricing-card .price {
    font-size: 40px;
    font-weight: 800;
    color: var(--text);
    margin: 20px 0;
}

.pricing-card .price span {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-muted);
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin: 24px 0;
}

.pricing-features li {
    padding: 8px 0;
    font-size: 14px;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-features li::before {
    content: '✓';
    color: var(--success);
    font-weight: 700;
}

.pricing-note {
    text-align: center;
    margin-top: 32px;
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    text-align: center;
    color: white;
}

.cta h2 { font-size: 40px; font-weight: 800; margin-bottom: 16px; }

.cta p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 32px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta .btn-secondary {
    background: white;
    color: var(--primary);
    border: none;
}

.cta .btn-secondary:hover { background: rgba(255,255,255,0.9); }

/* ============================================
   FOOTER
   ============================================ */
footer {
    padding: 60px 0 30px;
    background: var(--bg-dark);
    color: white;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand .logo img {
    width: 160px;
    height: auto;
    max-width: 100%;
    margin-bottom: 20px;
}

.footer-brand p {
    color: var(--text-muted);
    margin-top: 16px;
    font-size: 14px;
    line-height: 1.7;
}

.footer-links h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 20px;
    color: white;
}

.footer-links a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    padding: 8px 0;
    transition: color 0.2s;
}

.footer-links a:hover { color: white; }

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
}

/* ============================================
   MOBILE FLOATING CHAT BUTTON
   (visible only on mobile, replaces the hero chat)
   ============================================ */
.mobile-chat-fab {
    display: none;
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), #1a56db);
    color: white;
    border: none;
    cursor: pointer;
    z-index: 999;
    box-shadow: 0 8px 24px rgba(26, 86, 219, 0.4);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    align-items: center;
    justify-content: center;
}

.mobile-chat-fab:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 32px rgba(26, 86, 219, 0.5);
}

.mobile-chat-fab svg { width: 28px; height: 28px; }

.mobile-chat-fab .fab-pulse {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid var(--primary);
    animation: fabPulse 2s infinite;
}

@keyframes fabPulse {
    0% { transform: scale(1); opacity: 0.6; }
    100% { transform: scale(1.4); opacity: 0; }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .hero-product-name { font-size: 60px; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-cards { grid-template-columns: repeat(2, 1fr); }
    .steps-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-links .nav-link { display: none; }

    .hero { padding: 120px 0 60px; }
    .hero-product-name { font-size: 48px; }
    .hero-tagline { font-size: 22px; }
    
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }
    
    .features-grid,
    .pricing-cards,
    .steps-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    /* Hide the hero chat on mobile, show floating button */
    .hero-visual {
        display: none !important;
    }

    .mobile-chat-fab {
        display: flex !important;
    }
}