/* 
   QRPulse - Premium Dynamic QR Code SaaS Stylesheet
   Created with modern dark mode aesthetics, glassmorphism, and smooth transitions.
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@400;500;600;700;800&display=swap');

/* CSS Design System Tokens */
:root {
    --font-primary: 'Inter', sans-serif;
    --font-display: 'Outfit', sans-serif;
    
    /* Sleek Dark Theme Color Palette */
    --bg-base: #06050b;
    --bg-surface: #0c0a18;
    --bg-surface-glass: rgba(17, 14, 34, 0.6);
    --bg-surface-hover: rgba(26, 22, 53, 0.8);
    
    /* Neon gradients & Highlights */
    --primary-indigo: #6366f1;
    --primary-violet: #a855f7;
    --accent-cyan: #06b6d4;
    --accent-pink: #ec4899;
    
    --grad-primary: linear-gradient(135deg, var(--primary-indigo), var(--primary-violet));
    --grad-accent: linear-gradient(135deg, var(--accent-cyan), var(--primary-indigo));
    --grad-text: linear-gradient(to right, #ffffff, #a8b2d1);
    --grad-glow: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(168, 85, 247, 0.15));
    
    /* Typography colors */
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dark: #6b7280;
    
    /* Borders & shadows */
    --border-glass: rgba(255, 255, 255, 0.07);
    --border-glass-active: rgba(99, 102, 241, 0.4);
    --shadow-neon: 0 8px 32px 0 rgba(99, 102, 241, 0.2);
    --shadow-soft: 0 4px 20px 0 rgba(0, 0, 0, 0.5);
    
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-base);
    color: var(--text-main);
    font-family: var(--font-primary);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-base);
}
::-webkit-scrollbar-thumb {
    background: var(--border-glass);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary-indigo);
}

/* Selection highlight */
::selection {
    background: rgba(99, 102, 241, 0.3);
    color: #ffffff;
}

/* Typography elements */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #ffffff;
}

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

/* Ambient glow backgrounds */
.ambient-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, rgba(168, 85, 247, 0.05) 50%, rgba(0, 0, 0, 0) 100%);
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
    pointer-events: none;
    animation: floatGlow 12s infinite alternate ease-in-out;
}
.ambient-glow-1 {
    top: -10%;
    left: -10%;
}
.ambient-glow-2 {
    top: 40%;
    right: -10%;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.12) 0%, rgba(99, 102, 241, 0.05) 60%, rgba(0, 0, 0, 0) 100%);
}
.ambient-glow-3 {
    bottom: -5%;
    left: 20%;
}

/* Glass Container Base */
.glass-panel {
    background: var(--bg-surface-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-glass);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
}

.glass-panel:hover {
    border-color: rgba(255, 255, 255, 0.12);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    font-family: var(--font-display);
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    outline: none;
    font-size: 0.95rem;
}

.btn-primary {
    background: var(--grad-primary);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5), var(--shadow-neon);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: #ffffff;
    border: 1px solid var(--border-glass);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: #ffffff;
    border: 1px solid var(--border-glass-active);
}

.btn-outline:hover {
    background: rgba(99, 102, 241, 0.1);
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.2);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 8px 18px;
    font-size: 0.85rem;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-glass);
    background: rgba(6, 5, 11, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

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

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.5rem;
    color: #ffffff;
}

.logo span {
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--grad-primary);
    border-radius: 8px;
    color: white;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
}

.nav-link:hover, .nav-link.active {
    color: #ffffff;
}

.nav-auth {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Mobile Menu Toggle */
.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    color: #ffffff;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Landing Hero Section */
.hero {
    padding: 160px 0 100px;
    position: relative;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.badge-tag {
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    padding: 6px 14px;
    border-radius: 30px;
    color: var(--primary-indigo);
    font-weight: 600;
    font-size: 0.85rem;
    font-family: var(--font-display);
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.15;
}

.hero-title span {
    background: linear-gradient(135deg, #ffffff, #a855f7, #6366f1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-muted);
    max-width: 540px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 10px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 20px;
}

.stat-item h4 {
    font-size: 1.75rem;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-item p {
    font-size: 0.85rem;
    color: var(--text-dark);
    font-weight: 500;
}

/* Interactive QR Mock Generator (Hero Right) */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.qr-generator-card {
    width: 100%;
    max-width: 440px;
    padding: 32px;
    border: 1px solid var(--border-glass);
}

.qr-generator-header {
    text-align: center;
    margin-bottom: 24px;
}

.qr-generator-header p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.qr-preview-box {
    width: 220px;
    height: 220px;
    background: #ffffff;
    border-radius: var(--border-radius-md);
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

/* Spinner */
.qr-preview-box .spinner {
    position: absolute;
    width: 40px;
    height: 40px;
    border: 3px solid rgba(99, 102, 241, 0.1);
    border-top: 3px solid var(--primary-indigo);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    display: none;
}

#qrcode-preview img, #qrcode-preview canvas {
    max-width: 100%;
    height: auto;
}

.qr-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    position: relative;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

.form-input {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    color: #ffffff;
    padding: 12px 16px;
    border-radius: var(--border-radius-sm);
    outline: none;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.form-input:focus {
    border-color: var(--primary-indigo);
    box-shadow: 0 0 12px rgba(99, 102, 241, 0.2);
    background: rgba(255, 255, 255, 0.05);
}

.qr-style-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.color-picker-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    padding: 8px 12px;
    border-radius: var(--border-radius-sm);
}

.color-picker-wrapper input[type="color"] {
    -webkit-appearance: none;
    border: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    cursor: pointer;
    background: none;
}

.color-picker-wrapper input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}

.color-picker-wrapper input[type="color"]::-webkit-color-swatch {
    border: 1px solid var(--border-glass);
    border-radius: 50%;
}

.color-picker-wrapper span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.qr-generator-card .btn-primary {
    margin-top: 8px;
    width: 100%;
}

/* Features Section */
.section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 60px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.section-title {
    font-size: 2.5rem;
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 1.05rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.feature-card {
    padding: 40px 30px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(99, 102, 241, 0.08);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: var(--grad-glow);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-indigo);
    font-size: 1.35rem;
}

.feature-card h3 {
    font-size: 1.25rem;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Redirect Interactive Visualizer */
.visualizer-wrapper {
    margin-top: 40px;
    padding: 40px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.visualizer-flow {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    margin-bottom: 40px;
    position: relative;
}

/* Connective Line */
.visualizer-flow::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 10%;
    width: 80%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-indigo) 0%, var(--primary-violet) 50%, var(--accent-cyan) 100%);
    z-index: 1;
    transform: translateY(-50%);
}

.flow-step {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    width: 20%;
    min-width: 140px;
}

.flow-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--bg-surface);
    border: 2px solid var(--border-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: #ffffff;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
}

.flow-step:hover .flow-circle {
    border-color: var(--primary-indigo);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
    transform: scale(1.05);
}

.flow-step.active .flow-circle {
    border-color: var(--primary-violet);
    background: var(--grad-primary);
    box-shadow: 0 0 25px rgba(168, 85, 247, 0.4);
}

.flow-step.redirected .flow-circle {
    border-color: var(--accent-cyan);
    background: var(--grad-accent);
    box-shadow: 0 0 25px rgba(6, 182, 212, 0.4);
}

.flow-step h4 {
    font-size: 0.95rem;
    text-align: center;
}

.flow-step p {
    font-size: 0.8rem;
    color: var(--text-dark);
    text-align: center;
}

.redirect-control-panel {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 600px;
    margin: 0 auto;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-glass);
    padding: 24px;
    border-radius: var(--border-radius-md);
}

.panel-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.panel-row label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.destination-selector {
    display: flex;
    gap: 10px;
    flex-grow: 1;
}

.dest-btn {
    flex: 1;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    color: var(--text-muted);
    padding: 10px;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 0.85rem;
    transition: var(--transition-smooth);
}

.dest-btn.active {
    background: var(--primary-indigo);
    color: #ffffff;
    border-color: var(--primary-indigo);
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.2);
}

.dest-url-display {
    font-family: monospace;
    font-size: 0.9rem;
    color: var(--accent-cyan);
    background: rgba(6, 182, 212, 0.05);
    padding: 10px 16px;
    border-radius: var(--border-radius-sm);
    border: 1px dashed rgba(6, 182, 212, 0.2);
    word-break: break-all;
    flex-grow: 1;
}

/* Pricing Section */
.pricing-toggle {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    margin: 0 auto 40px;
    background: rgba(255, 255, 255, 0.03);
    padding: 6px 12px;
    border-radius: 30px;
    border: 1px solid var(--border-glass);
}

.pricing-toggle-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    padding: 8px 18px;
    border-radius: 20px;
    cursor: pointer;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.pricing-toggle-btn.active {
    background: var(--grad-primary);
    color: white;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.pricing-card {
    padding: 48px 36px;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.pricing-card.popular {
    border-color: var(--primary-indigo);
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.12);
}

.pricing-badge {
    position: absolute;
    top: 20px;
    right: -30px;
    background: var(--grad-primary);
    color: white;
    padding: 4px 30px;
    transform: rotate(45deg);
    font-size: 0.75rem;
    font-weight: bold;
    font-family: var(--font-display);
}

.pricing-header {
    margin-bottom: 32px;
}

.pricing-plan-name {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.pricing-price {
    font-size: 3rem;
    font-family: var(--font-display);
    font-weight: 800;
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.pricing-price span {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-muted);
}

.pricing-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 40px;
    flex-grow: 1;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
}

.pricing-features li i {
    color: var(--primary-indigo);
}

.pricing-features li.disabled {
    color: var(--text-dark);
}

.pricing-features li.disabled i {
    color: var(--text-dark);
}

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

/* FAQ Section */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    border-radius: var(--border-radius-sm);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 24px;
    background: rgba(255, 255, 255, 0.02);
    border: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    text-align: left;
    outline: none;
}

.faq-question h4 {
    font-size: 1.1rem;
    font-weight: 600;
}

.faq-icon {
    transition: var(--transition-smooth);
    color: var(--text-muted);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
    background: rgba(255, 255, 255, 0.01);
}

.faq-answer-content {
    padding: 0 24px 24px;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.faq-item.active .faq-question {
    background: rgba(255, 255, 255, 0.04);
}

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

.faq-item.active .faq-answer {
    max-height: 1000px;
    transition: max-height 0.3s cubic-bezier(1, 0, 1, 0);
}

/* Auth Layout (Login & Register Pages) */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 24px 40px;
    position: relative;
}

.auth-card {
    width: 100%;
    max-width: 480px;
    padding: 48px;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.auth-header {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.auth-header h2 {
    font-size: 2rem;
    margin-top: 8px;
}

.auth-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.auth-form .btn-primary {
    margin-top: 10px;
    width: 100%;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
}

.checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.checkbox-wrapper input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary-indigo);
    cursor: pointer;
}

.checkbox-wrapper span {
    color: var(--text-muted);
}

.auth-link {
    color: var(--primary-indigo);
    font-weight: 500;
}

.auth-link:hover {
    color: var(--primary-violet);
    text-decoration: underline;
}

.auth-footer {
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Footer styling */
.footer {
    border-top: 1px solid var(--border-glass);
    padding: 80px 0 40px;
    background: rgba(6, 5, 11, 0.9);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.95rem;
    max-width: 280px;
}

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

.social-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.social-btn:hover {
    background: var(--primary-indigo);
    color: white;
    border-color: var(--primary-indigo);
    transform: translateY(-2px);
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-col h4 {
    font-size: 1rem;
    font-family: var(--font-display);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col ul a {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.footer-col ul a:hover {
    color: #ffffff;
    padding-left: 4px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid var(--border-glass);
    font-size: 0.85rem;
    color: var(--text-dark);
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

/* Animations */
@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes floatGlow {
    0% {
        transform: translate(0, 0) scale(1);
    }
    100% {
        transform: translate(40px, 40px) scale(1.1);
    }
}

/* Responsive Rules */
@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }
    .hero-content {
        align-items: center;
    }
    .hero-description {
        margin: 0 auto;
    }
    .hero-stats {
        justify-content: center;
    }
    .hero-visual {
        margin-top: 20px;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .mobile-nav-toggle {
        display: block;
    }
    .nav-menu {
        position: fixed;
        top: 72px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 72px);
        background: var(--bg-base);
        flex-direction: column;
        padding: 40px 24px;
        gap: 24px;
        align-items: stretch;
        border-top: 1px solid var(--border-glass);
        transition: var(--transition-smooth);
        z-index: 999;
    }
    .nav-menu.open {
        left: 0;
    }
    .nav-auth {
        flex-direction: column;
        width: 100%;
        margin-top: 20px;
    }
    .nav-auth .btn {
        width: 100%;
    }
    .hero-title {
        font-size: 2.75rem;
    }
    .section-title {
        font-size: 2rem;
    }
    .visualizer-flow {
        flex-direction: column;
        gap: 40px;
    }
    .visualizer-flow::after {
        display: none;
    }
    .flow-step {
        width: 100%;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}