/* ============== RESET & BASE ============== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --primary: #6366F1;
    --primary-dark: #4F46E5;
    --primary-light: #818CF8;
    --secondary: #8B5CF6;
    --accent: #EC4899;
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;

    --bg-white: #FFFFFF;
    --bg-light: #F9FAFB;
    --bg-gray: #F3F4F6;
    --border: #E5E7EB;
    --border-light: #F3F4F6;

    --text-primary: #111827;
    --text-secondary: #4B5563;
    --text-tertiary: #6B7280;
    --text-muted: #9CA3AF;

    --gradient-primary: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
    --gradient-warm: linear-gradient(135deg, #F59E0B 0%, #EC4899 100%);
    --gradient-cool: linear-gradient(135deg, #06B6D4 0%, #6366F1 100%);
    --gradient-text: linear-gradient(135deg, #6366F1 0%, #EC4899 100%);

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -1px rgba(0,0,0,0.04);
    --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -2px rgba(0,0,0,0.04);
    --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.08), 0 10px 10px -5px rgba(0,0,0,0.04);
    --shadow-xl: 0 25px 50px -12px rgba(99, 102, 241, 0.25);

    --radius-sm: 8px;
    --radius: 12px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;

    --max-width: 1200px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    line-height: 1.2;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

img {
    max-width: 100%;
    display: block;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

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

/* ============== BUTTONS ============== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 100px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    border: 2px solid transparent;
    line-height: 1;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
    background: white;
    color: var(--text-primary);
    border-color: var(--border);
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-white {
    background: white;
    color: var(--primary-dark);
    box-shadow: var(--shadow-lg);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

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

.btn-full {
    width: 100%;
}

/* ============== NAVBAR ============== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    border-bottom-color: var(--border-light);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    padding-bottom: 16px;
    gap: 24px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 20px;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

.brand-logo {
    width: 40px;
    height: 40px;
    display: block;
}

.brand-logo svg {
    width: 100%;
    height: 100%;
}

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

.nav-links a {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 15px;
    position: relative;
}

.nav-links a:hover {
    color: var(--primary);
}

.nav-links a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s;
}

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

.nav-cta {
    padding: 10px 20px;
    font-size: 14px;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
    border-radius: 2px;
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ============== HERO ============== */
.hero {
    position: relative;
    padding: 140px 0 100px;
    overflow: hidden;
    background: linear-gradient(180deg, #FAFBFF 0%, #FFFFFF 100%);
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.blob-1 {
    width: 500px;
    height: 500px;
    background: #818CF8;
    top: -100px;
    left: -150px;
    animation: float 20s ease-in-out infinite;
}

.blob-2 {
    width: 400px;
    height: 400px;
    background: #F0ABFC;
    top: 50%;
    right: -100px;
    animation: float 25s ease-in-out infinite reverse;
}

.blob-3 {
    width: 350px;
    height: 350px;
    background: #67E8F9;
    bottom: -50px;
    left: 40%;
    animation: float 18s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(99, 102, 241, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

.hero-container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 24px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6); }
    70% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 20px;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 32px;
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-tertiary);
    font-size: 14px;
    font-weight: 500;
}

.trust-item svg {
    color: var(--success);
}

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

.phone-mockup {
    position: relative;
    width: 320px;
    height: 640px;
}

.phone-frame {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1F2937 0%, #111827 100%);
    border-radius: 48px;
    padding: 12px;
    box-shadow:
        0 0 0 2px rgba(255,255,255,0.1),
        0 50px 100px -20px rgba(50, 50, 93, 0.3),
        0 30px 60px -30px rgba(0, 0, 0, 0.4);
    position: relative;
}

.phone-notch {
    position: absolute;
    top: 14px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 24px;
    background: #000;
    border-radius: 100px;
    z-index: 2;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #F9FAFB 0%, #EEF2FF 100%);
    border-radius: 38px;
    overflow: hidden;
    padding: 38px 18px 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.app-header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 4px;
    margin-bottom: 4px;
}

.app-bar-title {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 18px;
    font-weight: 800;
    color: var(--text-primary);
}

.app-bar-icon {
    width: 32px;
    height: 32px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
}

.app-stats-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    padding: 12px;
    background: white;
    border-radius: 14px;
    box-shadow: var(--shadow-sm);
}

.mini-stat {
    text-align: center;
}

.mini-stat-num {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 18px;
    font-weight: 800;
    color: var(--primary);
}

.mini-stat-label {
    font-size: 10px;
    color: var(--text-tertiary);
    font-weight: 500;
}

.app-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background: white;
    border-radius: 14px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.app-card.highlight {
    background: linear-gradient(135deg, rgba(99,102,241,0.08), rgba(139,92,246,0.08));
    border: 1px solid rgba(99,102,241,0.2);
}

.card-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 13px;
    font-weight: 700;
    flex-shrink: 0;
}

.avatar-1 { background: linear-gradient(135deg, #EC4899, #F59E0B); }
.avatar-2 { background: linear-gradient(135deg, #6366F1, #06B6D4); }
.avatar-3 { background: linear-gradient(135deg, #10B981, #3B82F6); }
.avatar-4 { background: linear-gradient(135deg, #F59E0B, #EF4444); }

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

.card-name {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.card-meta {
    font-size: 10px;
    color: var(--text-tertiary);
    margin-top: 1px;
}

.card-code {
    font-family: 'Inter', monospace;
    font-size: 11px;
    font-weight: 700;
    color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
    padding: 4px 8px;
    border-radius: 8px;
    letter-spacing: 1px;
}

.floating-card {
    position: absolute;
    background: white;
    padding: 12px 16px;
    border-radius: 14px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 3;
    animation: floatCard 4s ease-in-out infinite;
}

.fc-1 {
    top: 30%;
    left: -60px;
}

.fc-2 {
    bottom: 15%;
    right: -60px;
    animation-delay: 2s;
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

.fc-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.fc-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
}

.fc-sub {
    font-size: 11px;
    color: var(--text-tertiary);
    margin-top: 1px;
}

/* ============== STATS BAR ============== */
.stats-bar {
    padding: 40px 0;
    background: linear-gradient(135deg, #4F46E5 0%, #7C3AED 100%);
    color: white;
}

.stats-container {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

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

.stat-num {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 36px;
    font-weight: 800;
    background: linear-gradient(135deg, #FCD34D, #FCA5A5);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: rgba(255,255,255,0.85);
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255,255,255,0.2);
}

/* ============== SECTION HEADER ============== */
.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(99, 102, 241, 0.08);
    color: var(--primary-dark);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============== FEATURES ============== */
.features {
    padding: 100px 0;
    background: var(--bg-white);
}

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

.feature-card {
    padding: 32px;
    background: var(--bg-light);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-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;
}

.feature-card:hover {
    transform: translateY(-6px);
    background: white;
    border-color: var(--border);
    box-shadow: var(--shadow-lg);
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: white;
}

.feature-icon svg {
    width: 28px;
    height: 28px;
}

.icon-1 { background: linear-gradient(135deg, #6366F1, #8B5CF6); }
.icon-2 { background: linear-gradient(135deg, #06B6D4, #3B82F6); }
.icon-3 { background: linear-gradient(135deg, #F59E0B, #EF4444); }
.icon-4 { background: linear-gradient(135deg, #EC4899, #F472B6); }
.icon-5 { background: linear-gradient(135deg, #10B981, #059669); }
.icon-6 { background: linear-gradient(135deg, #4F46E5, #1E40AF); }

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.6;
}

/* ============== HOW IT WORKS ============== */
.how-it-works {
    padding: 100px 0;
    background: linear-gradient(180deg, #FAFBFF 0%, #FFFFFF 100%);
}

.steps-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr;
    align-items: stretch;
    gap: 20px;
    margin-bottom: 80px;
}

.step-card {
    background: white;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 32px 28px;
    text-align: center;
    transition: var(--transition);
    position: relative;
}

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

.step-number {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 800;
    font-size: 16px;
    box-shadow: 0 8px 16px rgba(99,102,241,0.3);
}

.step-icon {
    width: 60px;
    height: 60px;
    margin: 16px auto 20px;
    background: rgba(99,102,241,0.08);
    color: var(--primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.step-icon svg {
    width: 30px;
    height: 30px;
}

.step-card h3 {
    font-size: 19px;
    margin-bottom: 10px;
}

.step-card p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.6;
}

.step-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-light);
}

.step-arrow svg {
    width: 28px;
    height: 28px;
}

/* Highlight feature */
.highlight-feature {
    background: white;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 60px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    position: relative;
}

.highlight-feature::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 0% 0%, rgba(99,102,241,0.05) 0%, transparent 50%),
        radial-gradient(circle at 100% 100%, rgba(236,72,153,0.05) 0%, transparent 50%);
    pointer-events: none;
}

.highlight-content {
    position: relative;
}

.highlight-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: linear-gradient(135deg, #FEF3C7, #FDE68A);
    color: #92400E;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 20px;
}

.highlight-feature h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: 16px;
    line-height: 1.3;
}

.highlight-feature p {
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 24px;
}

.highlight-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.highlight-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 15px;
}

.highlight-list svg {
    color: var(--success);
    flex-shrink: 0;
}

.highlight-visual {
    display: flex;
    justify-content: center;
    position: relative;
}

.code-display {
    background: linear-gradient(135deg, #1F2937 0%, #111827 100%);
    color: white;
    padding: 32px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 380px;
    position: relative;
    transform: rotate(-2deg);
    transition: var(--transition);
}

.code-display:hover {
    transform: rotate(0deg) scale(1.02);
}

.code-label {
    font-size: 13px;
    color: rgba(255,255,255,0.6);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    margin-bottom: 12px;
}

.code-digits {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
}

.code-digits span {
    flex: 1;
    aspect-ratio: 1;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 28px;
    font-weight: 800;
    color: #FCD34D;
    text-shadow: 0 0 20px rgba(252,211,77,0.5);
}

.code-result {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.result-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}

.result-label {
    font-size: 13px;
    color: rgba(255,255,255,0.6);
}

.result-value {
    font-size: 14px;
    font-weight: 700;
    color: white;
    text-align: right;
}

.result-value.success {
    color: #34D399;
}

.result-value.feedback {
    font-style: italic;
    color: #FCD34D;
    font-size: 13px;
    font-weight: 500;
    max-width: 60%;
}

/* ============== USE CASES ============== */
.use-cases {
    padding: 100px 0;
    background: var(--bg-light);
}

.usecase-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.usecase-card {
    background: white;
    padding: 28px 20px;
    border-radius: var(--radius);
    text-align: center;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

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

.usecase-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    background: linear-gradient(135deg, rgba(99,102,241,0.1), rgba(139,92,246,0.1));
    color: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.usecase-icon svg {
    width: 24px;
    height: 24px;
}

.usecase-card h4 {
    font-size: 15px;
    margin-bottom: 6px;
}

.usecase-card p {
    color: var(--text-tertiary);
    font-size: 13px;
    line-height: 1.5;
}

/* ============== PRICING ============== */
.pricing {
    padding: 100px 0;
    background: white;
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    transition: var(--transition);
    position: relative;
}

.pricing-card.featured {
    border-color: var(--primary);
    background: linear-gradient(180deg, #FAFBFF 0%, #FFFFFF 100%);
    box-shadow: var(--shadow-xl);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-4px);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 16px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: 0 4px 12px rgba(99,102,241,0.4);
}

.pricing-header h3 {
    font-size: 24px;
    margin-bottom: 4px;
}

.pricing-header p {
    color: var(--text-tertiary);
    font-size: 14px;
}

.pricing-amount {
    margin: 24px 0 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-light);
}

.pricing-amount .price {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 42px;
    font-weight: 800;
    color: var(--text-primary);
}

.pricing-amount .period {
    color: var(--text-tertiary);
    font-size: 16px;
    margin-left: 4px;
}

.pricing-features {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 15px;
}

.pricing-features svg {
    color: var(--success);
    flex-shrink: 0;
}

.pricing-features strong {
    color: var(--text-primary);
}

/* ============== TESTIMONIALS ============== */
.testimonials {
    padding: 100px 0;
    background: linear-gradient(180deg, #FAFBFF 0%, #FFFFFF 100%);
}

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

.testimonial-card {
    background: white;
    padding: 32px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stars {
    display: flex;
    gap: 2px;
    margin-bottom: 20px;
}

.testimonial-text {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 24px;
    flex: 1;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 20px;
    border-top: 1px solid var(--border-light);
}

.author-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 15px;
}

.author-name {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 15px;
}

.author-role {
    color: var(--text-tertiary);
    font-size: 13px;
    margin-top: 1px;
}

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

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--bg-light);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item.open {
    background: white;
    border-color: var(--primary-light);
    box-shadow: var(--shadow-md);
}

.faq-question {
    width: 100%;
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    text-align: left;
    font-weight: 600;
    font-size: 16px;
    color: var(--text-primary);
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary);
}

.faq-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    color: var(--primary);
    transition: transform 0.3s ease;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

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

.faq-answer p {
    padding: 0 24px 24px;
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 15px;
}

.faq-answer a {
    color: var(--primary);
    font-weight: 500;
}

.faq-answer a:hover {
    text-decoration: underline;
}

/* ============== CTA SECTION ============== */
.cta-section {
    padding: 80px 0 100px;
}

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

.cta-bg-shapes {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.cta-shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    filter: blur(40px);
}

.shape-1 {
    width: 300px;
    height: 300px;
    top: -100px;
    left: -100px;
    animation: float 15s ease-in-out infinite;
}

.shape-2 {
    width: 400px;
    height: 400px;
    bottom: -150px;
    right: -150px;
    animation: float 20s ease-in-out infinite reverse;
}

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

.cta-content h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    color: white;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 18px;
    color: rgba(255,255,255,0.9);
    max-width: 580px;
    margin: 0 auto 32px;
    line-height: 1.6;
}

.cta-meta {
    margin-top: 20px;
    font-size: 14px;
    color: rgba(255,255,255,0.7);
}

/* ============== FOOTER ============== */
.footer {
    background: #0F172A;
    color: #CBD5E1;
    padding: 80px 0 32px;
}

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

.footer-brand .nav-brand {
    color: white;
    margin-bottom: 16px;
}

.footer-tagline {
    color: #94A3B8;
    font-size: 14px;
    line-height: 1.6;
    max-width: 320px;
    margin-bottom: 24px;
}

.footer-developer {
    padding-top: 20px;
    border-top: 1px solid #1E293B;
}

.dev-label {
    font-size: 12px;
    color: #64748B;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.dev-name {
    color: white;
    font-weight: 700;
    font-size: 15px;
    margin-bottom: 2px;
}

.dev-address {
    font-size: 13px;
    color: #94A3B8;
}

.footer-col h4 {
    color: white;
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 20px;
}

.footer-col a {
    display: block;
    color: #94A3B8;
    font-size: 14px;
    margin-bottom: 12px;
    transition: var(--transition);
}

.footer-col a:hover {
    color: white;
    transform: translateX(2px);
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid #1E293B;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 14px;
    color: #64748B;
}

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

.footer-bottom-links a {
    color: #94A3B8;
}

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

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

.fade-in {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.fade-in.delay-1 { animation-delay: 0.1s; }
.fade-in.delay-2 { animation-delay: 0.2s; }
.fade-in.delay-3 { animation-delay: 0.3s; }

/* Intersection observer animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

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

    .hero-visual {
        order: -1;
    }

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

    .steps-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .step-arrow {
        transform: rotate(90deg);
        margin: -10px auto;
    }

    .highlight-feature {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 40px;
    }

    .usecase-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 998;
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        gap: 0;
        padding: 20px;
        border-top: 1px solid var(--border-light);
        box-shadow: var(--shadow-lg);
        transform: translateY(-150%);
        opacity: 0;
        transition: var(--transition);
        pointer-events: none;
        z-index: 999;
        max-height: calc(100vh - 72px);
        overflow-y: auto;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .nav-links a {
        padding: 16px 0;
        border-bottom: 1px solid var(--border-light);
        width: 100%;
        font-size: 16px;
        font-weight: 600;
        color: var(--text-primary);
    }

    .nav-mobile-cta {
        margin-top: 16px;
        padding: 16px 24px !important;
        background: var(--gradient-primary);
        color: white !important;
        border-radius: 100px !important;
        border: none !important;
        justify-content: center;
        display: flex;
        align-items: center;
        gap: 8px;
        box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
    }

    .nav-mobile-cta:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 20px rgba(99, 102, 241, 0.5);
    }

    .nav-toggle {
        display: flex;
    }

    .nav-cta {
        display: none;
    }

    .hero {
        padding: 120px 0 60px;
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .hero-trust {
        flex-direction: column;
        gap: 10px;
    }

    .phone-mockup {
        width: 280px;
        height: 560px;
    }

    .fc-1 {
        left: -20px;
        padding: 10px 12px;
    }

    .fc-2 {
        right: -20px;
        padding: 10px 12px;
    }

    .stats-container {
        gap: 32px;
    }

    .stat-divider {
        display: none;
    }

    .stat-num {
        font-size: 28px;
    }

    .features,
    .how-it-works,
    .use-cases,
    .pricing,
    .testimonials,
    .faq {
        padding: 60px 0;
    }

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

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

    .pricing-card.featured {
        transform: none;
    }

    .pricing-card.featured:hover {
        transform: translateY(-4px);
    }

    .cta-card {
        padding: 60px 24px;
    }

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

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .highlight-feature {
        padding: 32px 24px;
    }

    .code-display {
        transform: none;
        padding: 24px;
    }

    .code-digits span {
        font-size: 22px;
    }

    .section-title {
        font-size: 1.75rem;
    }
}

@media (max-width: 480px) {
    .hero-actions .btn {
        width: 100%;
    }

    .phone-mockup {
        width: 260px;
        height: 520px;
    }
}