/* Stavi Seller — Design System & Spec Styles */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:ital,wght@0,400;0,500;0,700;1,400&family=Plus+Jakarta+Sans:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400&family=Inter:wght@400;500;600;700&display=swap');

:root {
    /* Brand Primary */
    --stavi-primary: #4f46e5;
    --stavi-primary-hover: #4338ca;

    /* AI Accent */
    --stavi-ai-accent: #06b6d4;
    --stavi-ai-glow: rgba(6, 182, 212, 0.25);

    /* Dark Base */
    --stavi-dark: #0f172a;
    --stavi-dark-card: #1e293b;
    --stavi-dark-hover: #334155;

    /* Light Backgrounds */
    --stavi-bg: #f8fafc;
    --stavi-card-bg: #ffffff;
    --stavi-card-subtle: #f1f5f9;

    /* Borders */
    --stavi-border: #e2e8f0;
    --stavi-border-hover: #cbd5e1;
    --stavi-border-primary: rgba(79, 70, 229, 0.3);

    /* Typography Colors */
    --stavi-text-main: #0f172a;
    --stavi-text-muted: #64748b;
    --stavi-text-light: #94a3b8;

    /* Status Colors */
    --stavi-success: #10b981;
    --stavi-success-bg: rgba(16, 185, 129, 0.1);
    --stavi-warning: #f59e0b;
    --stavi-warning-bg: rgba(245, 158, 11, 0.1);
    --stavi-danger: #ef4444;
    --stavi-danger-bg: rgba(239, 68, 68, 0.1);

    /* Marketplace Brand Accent Colors */
    --wb-purple: #9333ea;
    --ozon-blue: #005bff;
    --yandex-yellow: #d97706;
    --megamarket-green: #059669;

    /* Radii */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    --radius-pill: 9999px;

    /* Fonts */
    --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Transitions & Shadows */
    --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.03);
    --shadow-hover: 0 12px 30px rgba(15, 23, 42, 0.08);
    --shadow-indigo: 0 4px 14px rgba(79, 70, 229, 0.35);
    --shadow-cyan: 0 4px 14px rgba(6, 182, 212, 0.35);
    --shadow-modal: 0 24px 48px rgba(15, 23, 42, 0.16);
}

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

html {
    scroll-behavior: smooth;
    font-family: var(--font-body);
    background-color: var(--stavi-bg);
    color: var(--stavi-text-main);
    -webkit-font-smoothing: antialiased;
}

body {
    min-height: 100vh;
    line-height: 1.6;
    background: var(--stavi-bg);
    overflow-x: hidden;
}

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

/* Typography Helpers */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--stavi-text-main);
    letter-spacing: -0.02em;
}

.font-mono {
    font-family: var(--font-mono);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
    outline: none;
}

.btn-stavi-primary {
    background-color: var(--stavi-primary);
    color: #ffffff;
    box-shadow: var(--shadow-indigo);
}

.btn-stavi-primary:hover {
    background-color: var(--stavi-primary-hover);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.45);
}

.btn-cyan {
    background-color: var(--stavi-ai-accent);
    color: #ffffff;
    box-shadow: var(--shadow-cyan);
}

.btn-cyan:hover {
    background-color: #0891b2;
    color: #ffffff;
    transform: translateY(-2px);
}

.btn-outline {
    background-color: #ffffff;
    border-color: var(--stavi-border);
    color: var(--stavi-text-main);
    box-shadow: var(--shadow-sm);
}

.btn-outline:hover {
    background-color: var(--stavi-card-subtle);
    border-color: var(--stavi-border-hover);
    color: var(--stavi-text-main);
    transform: translateY(-1px);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff;
    backdrop-filter: blur(8px);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    transform: translateY(-1px);
}

/* Badges & Pills */
.badge-stavi {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: 700;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.badge-indigo {
    background: rgba(79, 70, 229, 0.1);
    color: var(--stavi-primary);
    border: 1px solid rgba(79, 70, 229, 0.2);
}

.badge-cyan {
    background: rgba(6, 182, 212, 0.12);
    color: #0891b2;
    border: 1px solid rgba(6, 182, 212, 0.3);
}

.badge-success {
    background: var(--stavi-success-bg);
    color: var(--stavi-success);
}

.badge-warning {
    background: var(--stavi-warning-bg);
    color: var(--stavi-warning);
}

.badge-danger {
    background: var(--stavi-danger-bg);
    color: var(--stavi-danger);
}

.badge-pill {
    border-radius: var(--radius-pill);
    padding: 6px 14px;
}

/* Header Navigation (Sticky Glassmorphic) */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--stavi-border);
    transition: var(--transition);
}

.header.scrolled {
    padding: 12px 0;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
}

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

.brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--stavi-dark);
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 20px;
    letter-spacing: -0.03em;
}

.brand-icon {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--stavi-primary) 0%, #3730a3 100%);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: var(--shadow-indigo);
}

.brand-logo-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    transition: var(--transition);
    display: block;
}

.brand-logo:hover .brand-logo-img {
    transform: scale(1.06);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
    list-style: none;
}

.nav-link {
    color: var(--stavi-text-muted);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--stavi-primary);
}

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

/* Section Shared */
.section {
    padding: 90px 0;
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 56px;
}

.section-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--stavi-primary);
    margin-bottom: 12px;
    font-family: var(--font-mono);
}

.section-title {
    font-size: 38px;
    font-weight: 800;
    line-height: 1.18;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 16px;
    color: var(--stavi-text-muted);
    line-height: 1.6;
}

/* Hero Section */
.hero {
    padding: 160px 0 80px;
    text-align: center;
    background: radial-gradient(circle at 50% 0%, #eef2ff 0%, var(--stavi-bg) 75%);
    position: relative;
}

.hero-pill {
    margin-bottom: 24px;
}

.hero-title {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -0.03em;
    max-width: 920px;
    margin: 0 auto 24px;
}

.hero-title span {
    color: var(--stavi-primary);
    background: linear-gradient(135deg, var(--stavi-primary) 0%, #6366f1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--stavi-text-muted);
    max-width: 740px;
    margin: 0 auto 36px;
    font-weight: 500;
    line-height: 1.65;
}

.hero-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 50px;
}

/* Interactive Dashboard Mockup */
.dashboard-mockup {
    background: #ffffff;
    border: 1px solid var(--stavi-border);
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.1);
    overflow: hidden;
    max-width: 1000px;
    margin: 0 auto;
    text-align: left;
}

.mockup-header {
    background: #f1f5f9;
    padding: 12px 20px;
    border-bottom: 1px solid var(--stavi-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.mockup-dots {
    display: flex;
    gap: 8px;
}

.mockup-dot {
    width: 11px;
    height: 11px;
    border-radius: 50%;
}

.mockup-dot.red {
    background: #ef4444;
}

.mockup-dot.yellow {
    background: #f59e0b;
}

.mockup-dot.green {
    background: #10b981;
}

.mockup-title {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--stavi-text-muted);
    font-weight: 600;
}

.mockup-body {
    padding: 24px;
}

.mockup-kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.mockup-kpi-card {
    background: var(--stavi-bg);
    border: 1px solid var(--stavi-border);
    border-radius: var(--radius-md);
    padding: 16px;
}

.mockup-kpi-label {
    font-size: 12px;
    color: var(--stavi-text-muted);
    margin-bottom: 4px;
    font-weight: 600;
}

.mockup-kpi-val {
    font-family: var(--font-mono);
    font-size: 20px;
    font-weight: 700;
    color: var(--stavi-dark);
}

.mockup-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.mockup-table th {
    text-align: left;
    padding: 10px 14px;
    background: var(--stavi-bg);
    color: var(--stavi-text-muted);
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    border-bottom: 1px solid var(--stavi-border);
}

.mockup-table td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--stavi-border);
    color: var(--stavi-text-main);
}

/* Marketplace Proof Bar */
.proof-section {
    padding: 48px 0;
    background: #ffffff;
    border-top: 1px solid var(--stavi-border);
    border-bottom: 1px solid var(--stavi-border);
}

.marketplaces-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 36px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.mp-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 18px;
    border-radius: var(--radius-pill);
    background: var(--stavi-bg);
    border: 1px solid var(--stavi-border);
    font-weight: 700;
    font-size: 14px;
}

.mp-badge.wb {
    color: var(--wb-purple);
    border-color: rgba(147, 51, 234, 0.2);
}

.mp-badge.ozon {
    color: var(--ozon-blue);
    border-color: rgba(0, 91, 255, 0.2);
}

.mp-badge.yandex {
    color: var(--yandex-yellow);
    border-color: rgba(217, 119, 6, 0.2);
}

.mp-badge.megamarket {
    color: var(--megamarket-green);
    border-color: rgba(5, 150, 105, 0.2);
}

.proof-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    text-align: center;
}

.proof-stat-card {
    padding: 16px;
}

.proof-num {
    font-family: var(--font-mono);
    font-size: 32px;
    font-weight: 800;
    color: var(--stavi-dark);
    margin-bottom: 4px;
}

.proof-label {
    font-size: 14px;
    color: var(--stavi-text-muted);
    font-weight: 500;
}

/* Core Features Grid */
.stavi-card {
    background: var(--stavi-card-bg);
    border: 1px solid var(--stavi-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-card);
    transition: var(--transition);
    height: 100%;
}

.stavi-card:hover {
    border-color: var(--stavi-border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

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

.feature-icon-box {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: 20px;
}

.feature-icon-box.indigo {
    background: rgba(79, 70, 229, 0.1);
    color: var(--stavi-primary);
}

.feature-icon-box.cyan {
    background: rgba(6, 182, 212, 0.12);
    color: var(--stavi-ai-accent);
}

.feature-icon-box.purple {
    background: rgba(147, 51, 234, 0.1);
    color: var(--wb-purple);
}

.feature-icon-box.emerald {
    background: rgba(16, 185, 129, 0.1);
    color: var(--stavi-success);
}

.feature-icon-box.amber {
    background: rgba(245, 158, 11, 0.1);
    color: var(--stavi-warning);
}

.feature-icon-box.blue {
    background: rgba(0, 91, 255, 0.1);
    color: var(--ozon-blue);
}

.feature-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
}

.feature-desc {
    font-size: 14px;
    color: var(--stavi-text-muted);
    line-height: 1.6;
}

/* Stavi AI Showcase (Dark Slate Navy Section) */
.ai-section {
    background: var(--stavi-dark);
    color: #ffffff;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

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

.ai-section .section-desc {
    color: #94a3b8;
}

.ai-section .section-tag {
    color: var(--stavi-ai-accent);
}

/* AI Capabilities Grid (Presentation Layout) */
.ai-capabilities-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

.ai-cap-card {
    background: var(--stavi-dark-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: 30px;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.ai-cap-card:hover {
    border-color: var(--stavi-ai-accent);
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(6, 182, 212, 0.12);
}

.ai-cap-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.ai-cap-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: rgba(6, 182, 212, 0.15);
    color: var(--stavi-ai-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.ai-cap-title {
    font-size: 20px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 8px;
}

.ai-cap-desc {
    font-size: 14px;
    color: #94a3b8;
    line-height: 1.6;
    margin-bottom: 20px;
    flex: 1;
}

.ai-cap-preview {
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    padding: 14px 18px;
}

.ai-preview-label {
    font-size: 11px;
    color: var(--stavi-ai-accent);
    font-family: var(--font-mono);
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 4px;
}

.ai-preview-text {
    font-size: 13px;
    color: #cbd5e1;
    line-height: 1.5;
}

.ai-preview-tags {
    font-size: 13px;
    color: #38bdf8;
}

.ai-cta-banner {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.9) 100%);
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: var(--radius-xl);
    padding: 32px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.ai-cta-text h3 {
    font-size: 22px;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 4px;
}

.ai-cta-text p {
    font-size: 14px;
    color: #94a3b8;
}

.ai-input-group {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.ai-input {
    flex: 1;
    padding: 14px 20px;
    border-radius: var(--radius-md);
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #ffffff;
    font-size: 15px;
    outline: none;
    font-family: var(--font-body);
    transition: var(--transition);
}

.ai-input:focus {
    border-color: var(--stavi-ai-accent);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.25);
}

.ai-presets {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.ai-preset-chip {
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #cbd5e1;
    font-size: 12px;
    cursor: pointer;
    transition: var(--transition);
}

.ai-preset-chip:hover {
    background: rgba(6, 182, 212, 0.2);
    color: #ffffff;
    border-color: var(--stavi-ai-accent);
}

.ai-output-card {
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.ai-output-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: 12px;
}

.ai-output-field {
    margin-bottom: 16px;
}

.ai-output-label {
    font-size: 12px;
    color: var(--stavi-ai-accent);
    font-family: var(--font-mono);
    text-transform: uppercase;
    margin-bottom: 4px;
    font-weight: 700;
}

.ai-output-val {
    font-size: 14px;
    color: #f8fafc;
    line-height: 1.6;
}

/* Inventory & Stock Section */
.warehouses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 48px;
}

.wh-card {
    background: #ffffff;
    border: 1px solid var(--stavi-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-card);
}

.wh-name {
    font-weight: 800;
    font-size: 18px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.wh-stat {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: var(--stavi-text-muted);
    padding: 6px 0;
    border-bottom: 1px dashed var(--stavi-border);
}

.wh-stat-val {
    font-weight: 700;
    color: var(--stavi-dark);
    font-family: var(--font-mono);
}

.comparison-table-wrapper {
    background: #ffffff;
    border: 1px solid var(--stavi-border);
    border-radius: var(--radius-xl);
    padding: 32px;
    box-shadow: var(--shadow-card);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
}

.comparison-table th {
    text-align: left;
    padding: 14px;
    font-size: 14px;
    font-weight: 800;
    border-bottom: 2px solid var(--stavi-border);
}

.comparison-table td {
    padding: 16px 14px;
    border-bottom: 1px solid var(--stavi-border);
    font-size: 14px;
}

/* Documentation Reader Section */
.docs-wrapper {
    display: grid;
    grid-template-columns: 270px 1fr;
    gap: 28px;
    background: #ffffff;
    border: 1px solid var(--stavi-border);
    border-radius: var(--radius-xl);
    padding: 24px;
    box-shadow: var(--shadow-card);
}

.docs-sidebar {
    border-right: 1px solid var(--stavi-border);
    padding-right: 20px;
}

.docs-search {
    width: 100%;
    padding: 10px 14px;
    background: var(--stavi-bg);
    border: 1px solid var(--stavi-border);
    border-radius: var(--radius-md);
    color: var(--stavi-text-main);
    font-size: 13px;
    font-family: var(--font-body);
    outline: none;
    margin-bottom: 16px;
    transition: var(--transition);
}

.docs-search:focus {
    border-color: var(--stavi-primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.docs-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.docs-tab-btn {
    text-align: left;
    padding: 12px 14px;
    border-radius: var(--radius-md);
    background: transparent;
    border: none;
    color: var(--stavi-text-muted);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 10px;
}

.docs-tab-btn:hover {
    background: var(--stavi-bg);
    color: var(--stavi-text-main);
}

.docs-tab-btn.active {
    background: var(--stavi-dark);
    color: #ffffff;
}

.docs-content-body {
    padding: 8px 16px;
}

.doc-pane {
    display: none;
}

.doc-pane.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(6px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.doc-pane h3 {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 12px;
}

.doc-pane p {
    font-size: 15px;
    color: var(--stavi-text-muted);
    margin-bottom: 20px;
    line-height: 1.65;
}

.code-block {
    background: var(--stavi-dark);
    border: 1px solid var(--stavi-dark-card);
    border-radius: var(--radius-md);
    padding: 20px;
    font-family: var(--font-mono);
    font-size: 13px;
    color: #38bdf8;
    overflow-x: auto;
    margin-bottom: 24px;
    position: relative;
}

.code-block pre {
    margin: 0;
}

.copy-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: #94a3b8;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
}

.copy-btn:hover {
    background: var(--stavi-primary);
    color: #ffffff;
}

/* Pricing Section */
.pricing-toggle-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 48px;
}

.pricing-switch {
    position: relative;
    display: inline-block;
    width: 52px;
    height: 28px;
}

.pricing-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--stavi-border);
    transition: .3s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .3s;
    border-radius: 50%;
}

input:checked+.slider {
    background-color: var(--stavi-primary);
}

input:checked+.slider:before {
    transform: translateX(24px);
}

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

.pricing-card {
    background: #ffffff;
    border: 1px solid var(--stavi-border);
    border-radius: var(--radius-xl);
    padding: 36px 28px;
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    position: relative;
    transition: var(--transition);
}

.pricing-card.featured {
    border: 2px solid var(--stavi-primary);
    box-shadow: 0 12px 40px rgba(79, 70, 229, 0.15);
    transform: translateY(-8px);
}

.pricing-badge-popular {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--stavi-primary);
    color: #ffffff;
    font-size: 11px;
    font-weight: 800;
    padding: 4px 14px;
    border-radius: var(--radius-pill);
    letter-spacing: 0.06em;
}

.pricing-price {
    font-family: var(--font-mono);
    font-size: 36px;
    font-weight: 800;
    color: var(--stavi-dark);
    margin: 16px 0 24px;
}

.pricing-price span {
    font-size: 14px;
    color: var(--stavi-text-muted);
    font-weight: 500;
    font-family: var(--font-body);
}

.pricing-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
    flex: 1;
}

.pricing-feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--stavi-text-main);
}

.pricing-feature-item i {
    color: var(--stavi-success);
}

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

.testimonial-card {
    background: #ffffff;
    border: 1px solid var(--stavi-border);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow-card);
}

.testimonial-user {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.user-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--stavi-dark);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
}

.user-name {
    font-weight: 700;
    font-size: 15px;
}

.user-store {
    font-size: 12px;
    color: var(--stavi-text-muted);
}

.testimonial-text {
    font-size: 14px;
    color: var(--stavi-text-muted);
    line-height: 1.6;
    margin-bottom: 16px;
    font-style: italic;
}

/* FAQ Accordion */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-item {
    background: #ffffff;
    border: 1px solid var(--stavi-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
}

.faq-question {
    padding: 20px 24px;
    font-weight: 700;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    user-select: none;
}

.faq-answer {
    padding: 0 24px 20px;
    font-size: 14px;
    color: var(--stavi-text-muted);
    line-height: 1.6;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

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

.faq-icon {
    transition: var(--transition);
    color: var(--stavi-primary);
}

/* Footer & Legal Modals */
.footer {
    background: var(--stavi-dark);
    color: #ffffff;
    padding: 60px 0 30px;
    border-top: 1px solid var(--stavi-dark-card);
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 48px;
}

.footer-brand p {
    color: #94a3b8;
    font-size: 14px;
    margin-top: 12px;
    max-width: 300px;
}

.footer-col h4 {
    color: #ffffff;
    font-size: 14px;
    margin-bottom: 16px;
    font-family: var(--font-mono);
    text-transform: uppercase;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-link {
    color: #94a3b8;
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

.footer-link:hover {
    color: #ffffff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: #64748b;
}

/* Legal Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.modal-overlay.active {
    display: flex;
    animation: fadeIn 0.25s ease;
}

.modal-card {
    background: #ffffff;
    border-radius: var(--radius-xl);
    max-width: 760px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    padding: 36px;
    box-shadow: var(--shadow-modal);
    position: relative;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--stavi-bg);
    border: none;
    width: 36px;
    height: 38px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--stavi-border);
}

/* Legal Document Typography & Cards */
.legal-document {
    color: var(--stavi-text-main);
    font-size: 14px;
    line-height: 1.65;
    text-align: left;
}

.legal-document h2 {
    font-size: 20px;
    font-weight: 800;
    color: var(--stavi-navy);
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}

.legal-meta-badge {
    display: inline-block;
    background: #f1f5f9;
    color: #475569;
    font-size: 12px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
}

.legal-document h3 {
    font-size: 16px;
    font-weight: 800;
    color: var(--stavi-primary);
    margin: 24px 0 12px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--stavi-border);
}

.legal-document h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--stavi-navy);
    margin: 16px 0 8px;
}

.legal-document p {
    margin-bottom: 10px;
    color: #475569;
}

.legal-document ul {
    margin-bottom: 12px;
    padding-left: 20px;
    color: #475569;
}

.legal-document li {
    margin-bottom: 6px;
}

.legal-document code {
    background: #f1f5f9;
    color: var(--stavi-primary);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 13px;
    font-family: inherit;
}

.legal-requisites-card {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md);
    padding: 16px 20px;
    margin: 12px 0 16px;
}

.legal-requisites-card ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 0;
}

.legal-requisites-card li {
    margin-bottom: 6px;
    font-size: 13px;
}

.legal-requisites-card li:last-child {
    margin-bottom: 0;
}

/* Cookie & Privacy Confirmation Banner */
.cookie-banner {
    position: fixed;
    bottom: 24px;
    right: 24px;
    max-width: 480px;
    width: calc(100% - 48px);
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--stavi-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.16);
    z-index: 1900;
    padding: 16px 20px;
    transform: translateY(120px);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease, visibility 0.4s ease;
}

.cookie-banner.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.cookie-banner-content {
    display: flex;
    align-items: center;
    gap: 14px;
}

.cookie-banner-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: rgba(79, 70, 229, 0.1);
    color: var(--stavi-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    flex-shrink: 0;
}

.cookie-banner-text {
    flex: 1;
    font-size: 13px;
    line-height: 1.5;
    color: var(--stavi-text-main);
}

.cookie-banner-text a {
    color: var(--stavi-primary);
    text-decoration: underline;
    font-weight: 600;
}

.cookie-banner-text a:hover {
    color: var(--stavi-primary-hover);
}

.cookie-banner-actions {
    flex-shrink: 0;
}

@media (max-width: 576px) {
    .cookie-banner {
        bottom: 16px;
        right: 16px;
        left: 16px;
        width: auto;
        padding: 14px 16px;
    }
    .cookie-banner-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    .cookie-banner-actions {
        width: 100%;
        display: flex;
        justify-content: flex-end;
    }
}

/* Contact & Lead Form Styling */
.form-group {
    margin-bottom: 18px;
    text-align: left;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--stavi-dark);
    margin-bottom: 6px;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    background: #ffffff;
    border: 1px solid var(--stavi-border);
    color: var(--stavi-text-main);
    font-size: 14px;
    font-family: var(--font-body);
    outline: none;
    transition: var(--transition);
}

.form-input:focus {
    border-color: var(--stavi-primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.18);
}

.form-agreement {
    margin-bottom: 20px;
    text-align: left;
}

.form-checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 12px;
    color: var(--stavi-text-muted);
    cursor: pointer;
    line-height: 1.5;
}

.form-checkbox-label input {
    margin-top: 3px;
    accent-color: var(--stavi-primary);
}

.form-checkbox-label a {
    color: var(--stavi-primary);
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-title {
        font-size: 38px;
    }

    .features-grid,
    .pricing-grid,
    .testimonials-grid,
    .mockup-kpi-grid,
    .warehouses-grid,
    .footer-top {
        grid-template-columns: 1fr;
    }

    .docs-wrapper {
        grid-template-columns: 1fr;
    }

    .docs-sidebar {
        border-right: none;
        border-bottom: 1px solid var(--stavi-border);
        padding-bottom: 20px;
        padding-right: 0;
    }

    .nav-links {
        display: none;
    }
}