/* ============================================
   AIsellio — Modern Landing Page Styles
   ============================================ */

/* Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Design Tokens */
:root {
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    --primary: #4f46e5;
    --primary-dark: #4338ca;
    --primary-light: #818cf8;
    --accent: #7c3aed;
    --accent-light: #a78bfa;

    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    --green-500: #22c55e;
    --red-500: #ef4444;

    --gradient-primary: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #a855f7 100%);
    --gradient-text: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    --gradient-hero: linear-gradient(135deg, #eef2ff 0%, #faf5ff 50%, #f0f9ff 100%);
    --gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #0f172a 100%);
    --gradient-cta: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #ec4899 100%);

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.08);
    --shadow-xl: 0 20px 50px rgba(0,0,0,0.1);
    --shadow-glow: 0 0 40px rgba(79,70,229,0.15);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font);
    color: var(--gray-900);
    background: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* ============================================
   Typography
   ============================================ */
.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-text-light {
    background: linear-gradient(135deg, #c7d2fe 0%, #e9d5ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-red {
    color: var(--red-500);
    font-weight: 800;
}

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

.section-label {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--primary);
    background: rgba(79,70,229,0.08);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
}

.section-label-light {
    color: var(--primary-light);
    background: rgba(255,255,255,0.1);
}

.section-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.section-title-light {
    color: #ffffff;
}

.section-subtitle {
    font-size: 18px;
    color: var(--gray-500);
    max-width: 640px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(79,70,229,0.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79,70,229,0.4);
}

.btn-outline {
    background: transparent;
    color: var(--gray-700);
    border: 2px solid var(--gray-200);
}
.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(79,70,229,0.04);
}

.btn-ghost {
    background: transparent;
    color: var(--gray-600);
}
.btn-ghost:hover {
    color: var(--primary);
    background: rgba(79,70,229,0.04);
}

.btn-white {
    background: #ffffff;
    color: var(--primary);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}
.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.btn-outline-light {
    background: transparent;
    color: #ffffff;
    border: 2px solid rgba(255,255,255,0.3);
}
.btn-outline-light:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.5);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
    border-radius: var(--radius-lg);
}

/* ============================================
   Navbar
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(226,232,240,0.6);
    transition: all var(--transition);
}

.navbar.scrolled {
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

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

.logo-link {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.logo-img {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    object-fit: contain;
}

.logo-img-light {
    filter: brightness(0) invert(1);
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-weight: 800;
    font-size: 18px;
}

.logo-icon-light {
    background: rgba(255,255,255,0.15);
}

.logo-text {
    font-size: 22px;
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.02em;
}

.logo-text-light {
    color: #ffffff;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-link {
    color: var(--gray-500);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color var(--transition);
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 1px;
    transition: width var(--transition);
}
.nav-link:hover {
    color: var(--primary);
}
.nav-link:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}
.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    border-radius: 2px;
    transition: all var(--transition);
}

/* ============================================
   Hero
   ============================================ */
.hero {
    padding: 140px 0 100px;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.hero-bg-pattern {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(79,70,229,0.06) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(124,58,237,0.06) 0%, transparent 50%),
        radial-gradient(circle at 50% 80%, rgba(168,85,247,0.04) 0%, transparent 50%);
    pointer-events: none;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(79,70,229,0.08);
    color: var(--primary);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero-badge-light {
    background: rgba(255,255,255,0.15);
    color: #ffffff;
}

.badge-icon {
    font-size: 14px;
}

.hero-title {
    font-size: clamp(40px, 5.5vw, 60px);
    font-weight: 900;
    line-height: 1.08;
    letter-spacing: -0.03em;
    color: var(--gray-900);
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 32px;
    max-width: 520px;
}

.hero-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
}

.hero-stat-value {
    display: block;
    font-size: 28px;
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.02em;
}

.hero-stat-label {
    display: block;
    font-size: 13px;
    color: var(--gray-400);
    font-weight: 500;
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: var(--gray-200);
}

/* Hero Phone Mockup */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-phone {
    width: 320px;
    background: #ffffff;
    border-radius: 36px;
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    border: 4px solid var(--gray-200);
    overflow: hidden;
    position: relative;
}

.phone-notch {
    width: 120px;
    height: 28px;
    background: var(--gray-900);
    border-radius: 0 0 16px 16px;
    margin: 0 auto;
}

.phone-chat {
    padding: 0;
}

.phone-chat-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.chat-avatar-sm {
    width: 36px;
    height: 36px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 12px;
    font-weight: 700;
}

.chat-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-900);
}

.chat-status {
    font-size: 11px;
    color: var(--green-500);
    font-weight: 500;
}

.phone-messages {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-height: 340px;
}

.msg {
    padding: 10px 14px;
    border-radius: 16px;
    font-size: 13px;
    line-height: 1.5;
    max-width: 85%;
    position: relative;
}

.msg-in {
    background: var(--gray-100);
    color: var(--gray-800);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.msg-out {
    background: var(--gradient-primary);
    color: #ffffff;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
    box-shadow: 0 4px 12px rgba(79,70,229,0.25);
}

.msg-ai-badge {
    display: inline-block;
    font-size: 9px;
    font-weight: 700;
    background: rgba(255,255,255,0.2);
    padding: 2px 6px;
    border-radius: 4px;
    margin-right: 4px;
    vertical-align: middle;
}

.msg-system {
    text-align: center;
    font-size: 12px;
    color: var(--green-500);
    font-weight: 600;
    padding: 8px;
    background: rgba(34,197,94,0.08);
    border-radius: var(--radius-sm);
    align-self: center;
}

/* Floating Cards */
.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 12px;
    background: #ffffff;
    padding: 12px 16px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-100);
    z-index: 10;
    animation: float 6s ease-in-out infinite;
}

.floating-card-1 {
    left: -60px;
    top: 15%;
    animation-delay: 0s;
}

.floating-card-2 {
    right: -60px;
    bottom: 20%;
    animation-delay: 3s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.floating-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.floating-icon-green { background: rgba(34,197,94,0.1); }
.floating-icon-purple { background: rgba(124,58,237,0.1); }

.floating-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-900);
}

.floating-sub {
    font-size: 12px;
    color: var(--gray-400);
}

/* ============================================
   Social Proof
   ============================================ */
.social-proof {
    padding: 48px 0;
    background: var(--gray-50);
    text-align: center;
    border-top: 1px solid var(--gray-100);
    border-bottom: 1px solid var(--gray-100);
}

.social-proof-text {
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 24px;
}

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

.logo-item {
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.5;
    transition: opacity var(--transition);
    filter: grayscale(100%);
}
.logo-item:hover {
    opacity: 1;
    filter: grayscale(0%);
}
.logo-item img {
    max-height: 100%;
    max-width: 120px;
    object-fit: contain;
}

.logo-item--text {
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-400);
    letter-spacing: 0.5px;
}
.logo-item--text:hover {
    color: var(--gray-700);
}

/* ============================================
   Problem Section
   ============================================ */
.problem {
    padding: 100px 0;
    background: #ffffff;
}

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

.problem-card {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: 36px;
    transition: all var(--transition);
}

.problem-card:hover {
    border-color: var(--red-500);
    box-shadow: 0 8px 30px rgba(239,68,68,0.08);
    transform: translateY(-4px);
}

.problem-icon {
    font-size: 32px;
    margin-bottom: 16px;
}

.problem-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.problem-card p {
    font-size: 15px;
    color: var(--gray-500);
    line-height: 1.7;
}

/* ============================================
   Features
   ============================================ */
.features {
    padding: 100px 0;
    background: var(--gray-50);
}

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

.feature-card {
    background: #ffffff;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: 36px;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.feature-card:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

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

.feature-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 20px;
}

.feature-icon-blue { background: rgba(59,130,246,0.1); }
.feature-icon-purple { background: rgba(124,58,237,0.1); }
.feature-icon-pink { background: rgba(236,72,153,0.1); }
.feature-icon-green { background: rgba(34,197,94,0.1); }
.feature-icon-orange { background: rgba(249,115,22,0.1); }
.feature-icon-cyan { background: rgba(6,182,212,0.1); }

.feature-title {
    font-size: 19px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.feature-description {
    font-size: 15px;
    color: var(--gray-500);
    line-height: 1.7;
}

/* ============================================
   How It Works
   ============================================ */
.how-it-works {
    padding: 100px 0;
    background: #ffffff;
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    position: relative;
}

.steps-container::before {
    content: '';
    position: absolute;
    top: 48px;
    left: 15%;
    right: 15%;
    height: 2px;
    background: var(--gray-200);
    z-index: 0;
}

.step-card {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: 40px 32px;
    text-align: center;
    position: relative;
    z-index: 1;
    transition: all var(--transition);
}

.step-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    transform: translateY(-4px);
}

.step-number {
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 800;
    margin: 0 auto 20px;
    box-shadow: 0 8px 20px rgba(79,70,229,0.3);
}

.step-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.step-description {
    font-size: 15px;
    color: var(--gray-500);
    line-height: 1.7;
}

/* ============================================
   Platforms
   ============================================ */
.platforms {
    padding: 100px 0;
    background: var(--gray-50);
}

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

.platform-card {
    background: #ffffff;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: 40px 24px;
    text-align: center;
    transition: all var(--transition);
}

.platform-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.platform-logo {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.platform-whatsapp { background: rgba(37,211,102,0.1); color: #25D366; }
.platform-messenger { background: rgba(0,132,255,0.1); color: #0084FF; }
.platform-instagram { background: rgba(228,64,95,0.1); color: #E4405F; }
.platform-tiktok { background: rgba(0,0,0,0.06); color: #000000; }

.platform-card h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.platform-status {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: var(--radius-full);
}

.platform-status.active {
    background: rgba(34,197,94,0.1);
    color: #16a34a;
}

.platform-status.coming-soon {
    background: var(--gray-100);
    color: var(--gray-500);
}

/* ============================================
   Results / Stats
   ============================================ */
.results {
    padding: 100px 0;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
}

.results::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(79,70,229,0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(124,58,237,0.1) 0%, transparent 50%);
    pointer-events: none;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
    z-index: 1;
}

.stat-card {
    text-align: center;
    padding: 32px 20px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(10px);
    transition: all var(--transition);
}

.stat-card:hover {
    background: rgba(255,255,255,0.08);
    transform: translateY(-4px);
}

.stat-value {
    font-size: 48px;
    font-weight: 900;
    color: #ffffff;
    letter-spacing: -0.03em;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 16px;
    font-weight: 700;
    color: rgba(255,255,255,0.9);
    margin-bottom: 8px;
}

.stat-desc {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    line-height: 1.6;
}

/* ============================================
   Demo Section
   ============================================ */
.demo-section {
    padding: 100px 0;
    background: #ffffff;
}

.demo-wrapper {
    max-width: 1100px;
    margin: 0 auto;
}

.demo-app {
    display: flex;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl), 0 0 60px rgba(79,70,229,0.08);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    min-height: 480px;
}

.demo-app-sidebar {
    width: 180px;
    flex-shrink: 0;
    background: var(--gray-900);
    padding: 16px 0;
    display: flex;
    flex-direction: column;
}

.demo-app-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0 16px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    margin-bottom: 12px;
    color: #fff;
    font-weight: 700;
    font-size: 15px;
}

.demo-app-logo img { border-radius: 4px; }

.demo-app-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 0 8px;
}

.demo-app-nav-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    color: var(--gray-400);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.15s;
}

.demo-app-nav-item:hover { background: rgba(255,255,255,0.06); color: #fff; }
.demo-app-nav-item.active { background: rgba(79,70,229,0.2); color: #fff; }

.demo-app-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    background: var(--gray-50);
}

/* Inbox layout */
.demo-inbox-layout {
    display: grid;
    grid-template-columns: 220px 1fr 220px;
    flex: 1;
    min-height: 0;
}

.demo-conv-list {
    background: #fff;
    border-right: 1px solid var(--gray-200);
    overflow-y: auto;
}

.demo-conv-search {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px;
    font-size: 12px;
    color: var(--gray-400);
    border-bottom: 1px solid var(--gray-100);
}

.demo-conv {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    cursor: pointer;
    border-bottom: 1px solid var(--gray-50);
    transition: background 0.15s;
}
.demo-conv:hover { background: var(--gray-50); }
.demo-conv.active { background: rgba(79,70,229,0.04); border-left: 3px solid var(--primary); }

.demo-conv-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
}
.wa-avatar { background: linear-gradient(135deg, #25D366, #128C7E); }

.demo-conv-info { flex: 1; min-width: 0; }
.demo-conv-name { font-size: 13px; font-weight: 600; color: var(--gray-900); display: flex; align-items: center; gap: 6px; }
.demo-conv-preview { font-size: 12px; color: var(--gray-400); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 2px; }
.demo-conv-time { font-size: 11px; color: var(--gray-400); flex-shrink: 0; }

.demo-conv-badge {
    font-size: 8px;
    padding: 1px 5px;
    border-radius: 4px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.demo-conv-badge.ig { background: linear-gradient(135deg, #E4405F, #C13584); color: #fff; }
.demo-conv-badge.wa { background: linear-gradient(135deg, #25D366, #128C7E); color: #fff; }

/* Chat area */
.demo-chat-area {
    display: flex;
    flex-direction: column;
    background: var(--gray-50);
}

.demo-chat-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: #fff;
    border-bottom: 1px solid var(--gray-200);
    font-size: 14px;
}

.demo-chat-messages {
    flex: 1;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    overflow-y: auto;
    min-height: 250px;
}

.demo-chat-composer {
    background: #fff;
    border-top: 1px solid var(--gray-200);
    padding: 10px 16px;
}

.demo-composer-ai-tag {
    font-size: 11px;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 4px;
    animation: pulse-opacity 2s ease-in-out infinite;
}

@keyframes pulse-opacity {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.demo-composer-bar {
    display: flex;
    gap: 8px;
}

.demo-composer-bar input {
    flex: 1;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    font-size: 13px;
    font-family: var(--font);
    background: var(--gray-50);
    color: var(--gray-400);
}

.demo-send-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: var(--gradient-primary);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: default;
}

/* Detail panel */
.demo-detail-panel {
    background: #fff;
    border-left: 1px solid var(--gray-200);
    padding: 16px;
    overflow-y: auto;
}

.demo-detail-section {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--gray-100);
}

.demo-detail-section:last-child { border-bottom: none; }

.demo-detail-label {
    font-size: 10px;
    font-weight: 700;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 8px;
}

.demo-detail-name {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.demo-detail-row {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    padding: 4px 0;
}

.demo-detail-row span:first-child { color: var(--gray-400); }
.demo-detail-row span:last-child { color: var(--gray-700); font-weight: 500; }

.demo-detail-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.demo-replica {
    display: flex;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-200);
    overflow: hidden;
}

.demo-sidebar-nav {
    width: 160px;
    flex-shrink: 0;
    background: white;
    border-right: 1px solid var(--gray-200);
    padding: 12px 0;
}

.demo-logo {
    padding: 12px 16px;
    font-size: 18px;
    font-weight: 800;
    color: var(--gray-900);
}

.demo-nav-items {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.demo-nav-item {
    padding: 8px 16px;
    font-size: 12px;
    color: var(--gray-500);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.15s;
    border-radius: 0;
}

.demo-nav-item:hover {
    background: var(--gray-50);
    color: var(--gray-900);
}

.demo-nav-item.active {
    background: rgba(79,70,229,0.08);
    color: var(--primary);
    font-weight: 600;
}

.demo-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    background: var(--gray-50);
}

.demo-header-bar {
    padding: 12px 20px;
    background: white;
    border-bottom: 1px solid var(--gray-200);
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-900);
}

.demo-panel {
    display: none;
    flex: 1;
    min-height: 0;
    flex-direction: column;
    overflow: hidden;
}

.demo-panel.active {
    display: flex;
}

.demo-simple-content {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    background: var(--gray-50);
}

.demo-dashboard {
    display: grid;
    grid-template-columns: 200px 1fr 220px;
    min-height: 400px;
    flex: 1;
}

.demo-inbox {
    border-right: 1px solid var(--gray-200);
    background: white;
}

.conversations-list {
    padding: 12px;
}

.conversation-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius-md);
    margin-bottom: 8px;
    cursor: pointer;
    transition: all var(--transition);
}

.conversation-item:hover {
    background: var(--gray-50);
}

.conversation-item.active {
    background: rgba(79,70,229,0.06);
}

.conversation-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 12px;
    flex-shrink: 0;
}

.conversation-info {
    flex: 1;
    min-width: 0;
}

.conversation-name {
    font-weight: 600;
    font-size: 13px;
    color: var(--gray-900);
    margin-bottom: 2px;
}

.conversation-preview {
    font-size: 12px;
    color: var(--gray-400);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.preview-badge {
    font-size: 9px;
    padding: 3px 8px;
    border-radius: 6px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

.preview-badge.ig {
    background: linear-gradient(135deg, #E4405F, #C13584);
    color: white;
}

.preview-badge.wa {
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
}

.demo-chat {
    display: flex;
    flex-direction: column;
    background: var(--gray-50);
}

.chat-messages {
    flex: 1;
    min-height: 0;
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    overflow-y: auto;
}

.message {
    padding: 10px 16px;
    border-radius: 16px;
    max-width: 85%;
    width: fit-content;
    font-size: 13px;
    line-height: 1.5;
}

.message.customer {
    background: var(--gray-200);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.message.business {
    background: var(--gradient-primary);
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.message.voice-message {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ai-suggestions-box {
    padding: 12px 20px;
    background: white;
    border-top: 1px solid var(--gray-200);
}

.ai-label {
    font-size: 11px;
    color: var(--primary);
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.suggestions-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.suggestion-btn {
    padding: 10px 14px;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    text-align: left;
    font-size: 13px;
    color: var(--gray-700);
    cursor: pointer;
    transition: all var(--transition);
    font-family: var(--font);
}

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

.demo-sidebar {
    border-left: 1px solid var(--gray-200);
    background: white;
    display: flex;
    flex-direction: column;
}

.sidebar-tabs {
    display: flex;
    border-bottom: 1px solid var(--gray-200);
}

.tab-btn {
    flex: 1;
    padding: 12px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    font-weight: 600;
    font-size: 13px;
    color: var(--gray-400);
    cursor: pointer;
    transition: all var(--transition);
    font-family: var(--font);
}

.tab-btn:hover {
    color: var(--primary);
}

.tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.tab-content {
    display: none;
    padding: 20px;
    flex: 1;
    overflow-y: auto;
}

.tab-content.active {
    display: block;
}

.client-details {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.client-field-label {
    font-size: 10px;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 700;
    margin-bottom: 4px;
}

.client-field-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-900);
}

.client-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 4px;
}

.tag {
    padding: 4px 12px;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 600;
}

.tag.vip { background: linear-gradient(135deg, #f59e0b, #f97316); }
.tag.new { background: linear-gradient(135deg, #10b981, #059669); }

.orders-checklist {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.checklist-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    background: var(--gray-50);
    border-radius: var(--radius-sm);
    font-size: 13px;
}

.checklist-item input[type="checkbox"] {
    accent-color: var(--primary);
}

.checklist-item.completed {
    opacity: 0.6;
}
.checklist-item.completed label {
    text-decoration: line-through;
}

/* Demo sub-panels */
.demo-comments-list { display: flex; flex-direction: column; gap: 14px; }
.demo-comment-item { padding: 14px; background: white; border-radius: var(--radius-md); border: 1px solid var(--gray-200); }
.demo-comment-author { font-weight: 600; font-size: 13px; color: var(--gray-900); display: block; margin-bottom: 4px; }
.demo-comment-text { font-size: 13px; color: var(--gray-600); display: block; margin-bottom: 8px; }
.demo-ai-reply { font-size: 12px; padding: 10px; background: rgba(79,70,229,0.06); color: var(--primary); border-radius: var(--radius-sm); border-left: 3px solid var(--primary); }
.demo-crm-table { background: white; border-radius: var(--radius-md); border: 1px solid var(--gray-200); overflow: hidden; }
.demo-crm-row { display: grid; grid-template-columns: 1fr 1.5fr 0.8fr 0.7fr 0.5fr; gap: 12px; padding: 12px 16px; font-size: 13px; border-bottom: 1px solid var(--gray-100); }
.demo-crm-row:last-child { border-bottom: none; }
.demo-crm-row.demo-crm-header { background: var(--gray-50); font-weight: 600; color: var(--gray-600); }
.demo-knowledge-list { display: flex; flex-direction: column; gap: 12px; }
.demo-knowledge-item { padding: 14px; background: white; border-radius: var(--radius-md); border: 1px solid var(--gray-200); }
.demo-knowledge-item strong { font-size: 10px; color: var(--gray-400); display: block; margin-bottom: 6px; letter-spacing: 0.8px; }
.demo-knowledge-item p { font-size: 13px; color: var(--gray-800); margin: 0; line-height: 1.5; }
/* Automation flow nodes */
.demo-flow-bg {
    background: var(--gray-100) !important;
    background-image: radial-gradient(circle, var(--gray-200) 1px, transparent 1px) !important;
    background-size: 20px 20px !important;
}

.demo-flow {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 24px 16px;
    min-height: 100%;
}

.flow-node {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 14px 18px;
    width: 300px;
    box-shadow: var(--shadow-sm);
    position: relative;
}

.flow-node-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.flow-node-trigger .flow-node-icon { background: #3b82f6; }
.flow-node-ai .flow-node-icon { background: var(--primary); }
.flow-node-condition .flow-node-icon { background: #f59e0b; }
.flow-node-action .flow-node-icon-sm { background: #22c55e; }
.flow-node-notify .flow-node-icon-sm { background: #ef4444; }

.flow-node-body { flex: 1; min-width: 0; }
.flow-node-label { font-size: 10px; font-weight: 700; color: var(--gray-400); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 2px; }
.flow-node-title { font-size: 14px; font-weight: 700; color: var(--gray-900); }
.flow-node-desc { font-size: 12px; color: var(--gray-400); margin-top: 2px; }

.flow-connector {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 4px 0;
}

.flow-connector-line {
    width: 2px;
    height: 20px;
    background: var(--gray-300);
}

.flow-branches {
    display: flex;
    gap: 32px;
    margin-top: 4px;
}

.flow-branch {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.flow-branch-label {
    font-size: 10px;
    font-weight: 800;
    padding: 2px 10px;
    border-radius: var(--radius-full);
    margin-bottom: 4px;
}

.flow-branch-label.yes { background: rgba(34,197,94,0.1); color: #16a34a; }
.flow-branch-label.no { background: rgba(239,68,68,0.1); color: #ef4444; }

.flow-connector-sm {
    width: 2px;
    height: 16px;
    background: var(--gray-300);
    margin-bottom: 4px;
}

.flow-node-sm {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    width: 200px;
    box-shadow: var(--shadow-sm);
}

.flow-node-icon-sm {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.flow-node-title-sm { font-size: 13px; font-weight: 700; color: var(--gray-900); }
.flow-node-desc-sm { font-size: 11px; color: var(--gray-400); }

.demo-analytics-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.demo-analytics-card { padding: 20px; background: white; border-radius: var(--radius-md); border: 1px solid var(--gray-200); text-align: center; }
.demo-stat { display: block; font-size: 24px; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
.demo-stat-label { font-size: 12px; color: var(--gray-500); }
.demo-calendar-view { background: white; border-radius: var(--radius-md); border: 1px solid var(--gray-200); padding: 16px; }
.demo-calendar-header { font-size: 14px; font-weight: 600; color: var(--gray-700); margin-bottom: 12px; }
.demo-calendar-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; }
.demo-cal-day { padding: 10px; background: var(--gray-50); border-radius: var(--radius-sm); font-size: 12px; min-height: 50px; }
.demo-cal-day.today { background: rgba(79,70,229,0.06); border: 1px solid var(--primary); }
.demo-cal-day .day-num { display: block; font-weight: 600; color: var(--gray-900); margin-bottom: 4px; }
.demo-cal-day .demo-event { font-size: 10px; color: var(--primary); display: block; }

/* ============================================
   Pricing
   ============================================ */
.pricing {
    padding: 100px 0;
    background: var(--gray-50);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    background: #ffffff;
    padding: 36px;
    border-radius: var(--radius-xl);
    border: 2px solid var(--gray-200);
    position: relative;
    transition: all var(--transition);
    overflow: hidden;
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

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

.pricing-card.popular {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.pricing-card.popular::before {
    transform: scaleX(1);
}

.popular-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: var(--gradient-primary);
    color: white;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 700;
}

.pricing-name {
    font-size: 22px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.pricing-description {
    font-size: 14px;
    color: var(--gray-400);
    margin-bottom: 20px;
}

.pricing-price {
    font-size: 42px;
    font-weight: 900;
    color: var(--gray-900);
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: 4px;
}

.pricing-card.has-long-price .pricing-price {
    font-size: 28px;
}

.pricing-period {
    font-size: 14px;
    color: var(--gray-400);
    margin-bottom: 24px;
}

.pricing-features {
    list-style: none;
    margin-bottom: 28px;
}

.pricing-features li {
    padding: 8px 0;
    color: var(--gray-600);
    font-size: 14px;
    padding-left: 24px;
    position: relative;
}

.pricing-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

.pricing-card .btn {
    width: 100%;
}

/* ============================================
   FAQ
   ============================================ */
.faq {
    padding: 100px 0;
    background: #ffffff;
}

.faq-list {
    max-width: 720px;
    margin: 0 auto;
}

.faq-item {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    margin-bottom: 12px;
    overflow: hidden;
    transition: all var(--transition);
}

.faq-item:hover {
    border-color: var(--primary-light);
}

.faq-question {
    padding: 20px 24px;
    font-weight: 600;
    font-size: 16px;
    color: var(--gray-900);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background var(--transition);
}

.faq-question:hover {
    background: rgba(79,70,229,0.02);
}

.faq-icon {
    font-size: 18px;
    color: var(--primary);
    transition: transform var(--transition);
    flex-shrink: 0;
    margin-left: 16px;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item.active .faq-answer {
    max-height: 400px;
}

.faq-answer-content {
    padding: 0 24px 20px;
    color: var(--gray-500);
    line-height: 1.7;
    font-size: 15px;
}

/* ============================================
   CTA Section
   ============================================ */
.final-cta {
    padding: 100px 0;
    background: var(--gray-50);
}

.cta-card {
    background: var(--gradient-cta);
    border-radius: var(--radius-xl);
    padding: 80px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-bg-pattern {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(255,255,255,0.05) 0%, transparent 50%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 900;
    color: #ffffff;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.cta-subtitle {
    font-size: 18px;
    color: rgba(255,255,255,0.8);
    max-width: 600px;
    margin: 0 auto 32px;
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.cta-trust {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
    color: rgba(255,255,255,0.7);
    font-size: 14px;
    font-weight: 500;
}

/* ============================================
   Contact
   ============================================ */
.contact-section {
    padding: 60px 0 100px;
    background: var(--gray-50);
}

.contact-wrapper {
    max-width: 560px;
    margin: 0 auto;
    text-align: center;
}

.contact-heading {
    font-size: 24px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.contact-sub {
    font-size: 15px;
    color: var(--gray-500);
    margin-bottom: 24px;
}

.contact-form {
    display: flex;
    gap: 12px;
}

.email-input {
    flex: 1;
    padding: 14px 20px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-size: 15px;
    font-family: var(--font);
    background: #ffffff;
    transition: all var(--transition);
    min-width: 0;
}

.email-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(79,70,229,0.08);
}

.form-message {
    text-align: center;
    margin-top: 16px;
    font-weight: 600;
    font-size: 14px;
    min-height: 24px;
}

.contact-email {
    margin-top: 16px;
    font-size: 14px;
    color: var(--gray-500);
}

.contact-email a {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
}

.contact-email a:hover {
    text-decoration: underline;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 64px 0 32px;
}

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

.footer-brand .logo-link {
    margin-bottom: 16px;
}

.footer-desc {
    font-size: 14px;
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: 20px;
    margin-top: 16px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    transition: all var(--transition);
}

.social-link:hover {
    background: rgba(255,255,255,0.12);
    color: #ffffff;
    transform: translateY(-2px);
}

.footer-col h4 {
    color: #ffffff;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-col a {
    display: block;
    color: var(--gray-400);
    text-decoration: none;
    font-size: 14px;
    padding: 4px 0;
    transition: color var(--transition);
}

.footer-col a:hover {
    color: #ffffff;
}

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.06);
    font-size: 13px;
    color: var(--gray-500);
}

/* ============================================
   Animations
   ============================================ */
.animate-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.animate-in.visible {
    opacity: 1;
    transform: translateY(0);
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    .animate-in {
        opacity: 1;
        transform: none;
    }
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 60px;
        text-align: center;
    }

    .hero-subtitle {
        max-width: 100%;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
    }

    .floating-card-1 { left: -20px; top: 10%; }
    .floating-card-2 { right: -20px; bottom: 15%; }

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

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .steps-container::before {
        display: none;
    }

    .platforms-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .demo-inbox-layout {
        grid-template-columns: 1fr;
    }

    .demo-conv-list,
    .demo-detail-panel {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(255,255,255,0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 16px 24px;
        gap: 4px;
        border-bottom: 1px solid var(--gray-200);
        box-shadow: 0 8px 30px rgba(0,0,0,0.08);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links .nav-link {
        padding: 12px 0;
        font-size: 16px;
        border-bottom: 1px solid var(--gray-100);
    }

    .nav-links .nav-link:last-child {
        border-bottom: none;
    }

    .nav-actions {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero {
        padding: 120px 0 80px;
    }

    .hero-phone {
        width: 280px;
    }

    .floating-card {
        display: none;
    }

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

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

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

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }

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

    .cta-card {
        padding: 48px 24px;
    }

    .contact-form {
        flex-direction: column;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 16px;
    }

    .hero-stat-divider {
        display: none;
    }

    .demo-app {
        flex-direction: column;
        min-height: 400px;
    }

    .demo-app-sidebar {
        width: 100%;
        flex-direction: row;
        align-items: center;
        padding: 8px 12px;
    }

    .demo-app-logo {
        padding: 0 12px 0 0;
        border-bottom: none;
        border-right: 1px solid rgba(255,255,255,0.08);
        margin-bottom: 0;
        margin-right: 12px;
    }

    .demo-app-nav {
        flex-direction: row;
        overflow-x: auto;
        gap: 4px;
        padding: 0;
    }

    .demo-app-nav-item { white-space: nowrap; padding: 6px 10px; }

    .demo-analytics-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 32px;
    }

    .section-title {
        font-size: 28px;
    }

    .stat-value {
        font-size: 36px;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .cta-trust {
        flex-direction: column;
        gap: 8px;
    }
}