/* ==================== Landing Page Styles ==================== */
/* Файл: /static/css/landing.css */

/* ===== CSS Variables ===== */
:root {
    --landing-bg-dark: #0a0a12;
    --landing-bg-card: #12121a;
    --landing-bg-elevated: #1a1a24;
    --landing-primary: #e94560;
    --landing-primary-light: #ff6b8a;
    --landing-accent: #4ecdc4;
    --landing-text: #ffffff;
    --landing-text-muted: #8888a0;
    --landing-border: #2a2a3a;
    --landing-success: #4ade80;
    --landing-warning: #fbbf24;
    --landing-danger: #ef4444;
}

/* ===== Base Styles ===== */
.landing-page {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--landing-bg-dark);
    color: var(--landing-text);
    overflow-x: hidden;
    line-height: 1.6;
    min-height: 100vh;
}

.landing-page * {
    box-sizing: border-box;
}

/* Черный фон для body только когда показывается лендинг */
body:has(.landing-page) {
    margin: 0;
    padding: 0;
    background: var(--landing-bg-dark) !important;
}

/* Скрываем системные уведомления на лендинге */
.landing-page ~ .notification,
.landing-page ~ .toast,
.landing-page ~ .alert,
.landing-page ~ [class*="reconnect"],
.landing-page ~ [class*="websocket"],
body:has(.landing-page) .notification,
body:has(.landing-page) .toast,
body:has(.landing-page) .alert,
body:has(.landing-page) [class*="reconnect"],
body:has(.landing-page) [class*="websocket"] {
    display: none !important;
}

/* ===== Hero Section ===== */
.landing-hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    padding: 100px 0 60px;
    background: 
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(233, 69, 96, 0.15), transparent),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(78, 205, 196, 0.08), transparent),
        var(--landing-bg-dark);
}

.landing-hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black, transparent);
    -webkit-mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black, transparent);
    pointer-events: none;
}

/* ===== Badge Styles ===== */
.landing-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: rgba(233, 69, 96, 0.1);
    border: 1px solid rgba(233, 69, 96, 0.3);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    color: var(--landing-primary);
    margin-bottom: 24px;
}

.landing-badge svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.landing-badge-accent {
    background: rgba(78, 205, 196, 0.1);
    border-color: rgba(78, 205, 196, 0.3);
    color: var(--landing-accent);
}

/* ===== Typography ===== */
.landing-title {
    font-size: clamp(36px, 5vw, 60px);
    font-weight: 800;
    line-height: 1.1;
    margin: 0 0 24px;
    letter-spacing: -0.02em;
    color: var(--landing-text);
}

.landing-b2b-highlight {
    color: var(--landing-accent);
    font-weight: 900;
    text-shadow: 0 0 30px rgba(78, 205, 196, 0.5);
}

.landing-gradient-text {
    background: linear-gradient(135deg, var(--landing-primary), var(--landing-primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.landing-description {
    font-size: 18px;
    line-height: 1.7;
    color: var(--landing-text-muted);
    margin: 0 0 32px;
    max-width: 540px;
}

/* ===== Buttons ===== */
.landing-btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 32px;
    background: linear-gradient(135deg, var(--landing-primary), #d63d56);
    color: white !important;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    text-decoration: none !important;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 24px rgba(233, 69, 96, 0.3);
    position: relative;
    overflow: hidden;
}

.landing-btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent, rgba(255,255,255,0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.landing-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(233, 69, 96, 0.4);
    color: white !important;
}

.landing-btn-primary:hover::before {
    opacity: 1;
}

.landing-btn-primary svg {
    width: 20px;
    height: 20px;
}

.landing-btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 32px;
    background: transparent;
    color: white !important;
    font-size: 16px;
    font-weight: 600;
    border: 1px solid var(--landing-border);
    border-radius: 12px;
    cursor: pointer;
    text-decoration: none !important;
    transition: all 0.3s ease;
}

.landing-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
    color: white !important;
}

/* ===== Stats ===== */
.landing-stats {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
    margin-top: 16px;
}

.landing-stat-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.landing-stat-value {
    font-size: 32px;
    font-weight: 800;
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    color: var(--landing-accent);
    line-height: 1;
}

.landing-stat-label {
    font-size: 13px;
    color: var(--landing-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ===== Hero Comparison Slider (Before/After) ===== */
.landing-hero-comparison {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
}

.landing-comparison-inner {
    position: relative;
    min-height: 540px;
}

.landing-comparison-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 600ms cubic-bezier(0.16, 1, 0.3, 1), 
                transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
}

.landing-comparison-slide.active {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

.landing-comparison-card {
    background: var(--landing-bg-elevated);
    border-radius: 16px;
    overflow: hidden;
    height: 100%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transition: all 0.4s ease;
}

.landing-comparison-card.before {
    border: 1px solid rgba(107, 114, 128, 0.3);
    background: linear-gradient(180deg, #1a1a24 0%, #14141c 100%);
    opacity: 0.85;
}

.landing-comparison-card.after {
    border: 1px solid rgba(74, 222, 128, 0.3);
    background: linear-gradient(180deg, #1a1a24 0%, #1a2420 100%);
}

.landing-comparison-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: rgba(0,0,0,0.4);
    border-bottom: 1px solid var(--landing-border);
}

.landing-comparison-card.before .landing-comparison-header {
    background: rgba(0,0,0,0.5);
}

.landing-comparison-card.after .landing-comparison-header {
    background: rgba(0,0,0,0.3);
}

.landing-window-dots {
    display: flex;
    gap: 6px;
}

.landing-window-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.landing-window-dot.red { background: #ff5f57; }
.landing-window-dot.yellow { background: #febc2e; }
.landing-window-dot.green { background: #28c840; }

.landing-comparison-title {
    font-size: 12px;
    color: var(--landing-text-muted);
    font-weight: 500;
    flex: 1;
}

.landing-comparison-badge {
    padding: 6px 14px;
    border-radius: 100px;
    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.landing-comparison-badge.red {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

.landing-comparison-badge.green {
    background: linear-gradient(135deg, #4ade80, #22c55e);
    color: white;
    box-shadow: 0 4px 12px rgba(74, 222, 128, 0.4);
}

.landing-comparison-body {
    padding: 20px;
}

.landing-comparison-card.before .landing-comparison-body {
    opacity: 0.7;
}

.landing-comparison-subject {
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--landing-border);
}

.landing-comparison-subject-label {
    font-size: 11px;
    color: var(--landing-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 6px;
}

.landing-comparison-subject-text {
    font-size: 15px;
    font-weight: 600;
    color: var(--landing-text);
    line-height: 1.4;
}

.landing-comparison-card.before .landing-comparison-subject-text {
    color: rgba(255, 255, 255, 0.5);
}

.landing-comparison-email {
    font-size: 14px;
    line-height: 1.8;
    color: var(--landing-text-muted);
    white-space: pre-line;
}

.landing-comparison-card.before .landing-comparison-email {
    opacity: 0.6;
    color: rgba(255, 255, 255, 0.4);
}

.landing-comparison-card.after .landing-comparison-email {
    color: rgba(255, 255, 255, 0.8);
}

.landing-comparison-email mark {
    background: rgba(78, 205, 196, 0.25);
    color: var(--landing-accent);
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 600;
    box-shadow: 0 0 10px rgba(78, 205, 196, 0.2);
}

.landing-comparison-metrics {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid var(--landing-border);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.landing-comparison-metric {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 8px;
}

.landing-comparison-metric-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    flex-shrink: 0;
}

.landing-comparison-metric-icon svg {
    width: 16px;
    height: 16px;
}

.landing-comparison-card.before .landing-comparison-metric-icon {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}

.landing-comparison-card.after .landing-comparison-metric-icon {
    color: #4ade80;
    background: rgba(74, 222, 128, 0.1);
}

.landing-comparison-metric-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 100%;
}

.landing-comparison-metric-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.landing-comparison-metric-value {
    font-size: 20px;
    font-weight: 800;
    font-family: 'JetBrains Mono', monospace;
    line-height: 1;
}

.landing-comparison-metric-value.red { 
    color: #ef4444;
    text-shadow: 0 0 10px rgba(239, 68, 68, 0.3);
}

.landing-comparison-metric-value.green { 
    color: #4ade80;
    text-shadow: 0 0 10px rgba(74, 222, 128, 0.3);
}

.landing-comparison-metric-delta {
    font-size: 11px;
    color: var(--landing-success);
    font-weight: 700;
    padding: 2px 6px;
    background: rgba(74, 222, 128, 0.15);
    border-radius: 4px;
}

.landing-comparison-metric-label {
    font-size: 10px;
    color: var(--landing-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    line-height: 1;
}

/* Comparison Navigation */
.landing-comparison-nav {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
}

.landing-comparison-nav-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--landing-border);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.landing-comparison-nav-dot:hover {
    background: var(--landing-text-muted);
}

.landing-comparison-nav-dot.active {
    background: var(--landing-primary);
    width: 24px;
    border-radius: 4px;
}

/* ===== Sections ===== */
.landing-section {
    padding: 100px 0;
}

.landing-section-dark {
    background: var(--landing-bg-dark);
}

.landing-section-card {
    background: var(--landing-bg-card);
}

.landing-section-explainer {
    background: linear-gradient(180deg, var(--landing-bg-card) 0%, var(--landing-bg-dark) 100%);
    padding: 80px 0;
    border-bottom: 1px solid var(--landing-border);
}

.landing-explainer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.landing-explainer-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(78, 205, 196, 0.1);
    border: 1px solid rgba(78, 205, 196, 0.3);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
    color: var(--landing-accent);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.landing-explainer-title {
    font-size: clamp(24px, 3.5vw, 36px);
    font-weight: 800;
    margin: 0 0 20px;
    letter-spacing: -0.02em;
    color: var(--landing-text);
    line-height: 1.2;
}

.landing-explainer-text {
    font-size: 16px;
    line-height: 1.7;
    color: var(--landing-text-muted);
    margin: 0 0 32px;
    max-width: 600px;
}

.landing-explainer-stats {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.landing-explainer-stat {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--landing-border);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.landing-explainer-stat:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(78, 205, 196, 0.3);
    transform: translateX(4px);
}

.landing-explainer-stat-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    background: linear-gradient(135deg, rgba(233, 69, 96, 0.1), rgba(78, 205, 196, 0.1));
    border: 1px solid rgba(78, 205, 196, 0.2);
    border-radius: 14px;
    color: var(--landing-accent);
}

.landing-explainer-stat-icon svg {
    width: 32px;
    height: 32px;
}

.landing-explainer-stat-content {
    flex: 1;
}

.landing-explainer-stat-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--landing-text);
    margin-bottom: 4px;
}

.landing-explainer-stat-desc {
    font-size: 14px;
    color: var(--landing-text-muted);
    line-height: 1.5;
}

.landing-explainer-visual {
    position: sticky;
    top: 100px;
}

.landing-explainer-flow {
    background: var(--landing-bg-elevated);
    border: 1px solid var(--landing-border);
    border-radius: 20px;
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.landing-explainer-flow-step {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--landing-border);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.landing-explainer-flow-step.accent {
    background: linear-gradient(135deg, rgba(78, 205, 196, 0.15), rgba(78, 205, 196, 0.05));
    border-color: rgba(78, 205, 196, 0.4);
    box-shadow: 0 0 20px rgba(78, 205, 196, 0.2);
}

.landing-explainer-flow-step.success {
    background: rgba(74, 222, 128, 0.1);
    border-color: rgba(74, 222, 128, 0.3);
}

.landing-explainer-flow-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 800;
    color: var(--landing-text);
    flex-shrink: 0;
}

.landing-explainer-flow-step.accent .landing-explainer-flow-number {
    background: var(--landing-accent);
    color: #0a0a12;
}

.landing-explainer-flow-step.success .landing-explainer-flow-number {
    background: var(--landing-success);
    color: white;
}

.landing-explainer-flow-text {
    font-size: 15px;
    font-weight: 600;
    color: var(--landing-text);
    line-height: 1.4;
}

.landing-explainer-flow-arrow {
    text-align: center;
    font-size: 24px;
    color: var(--landing-text-muted);
    height: 16px;
    line-height: 1;
}

.landing-section-header {
    text-align: center;
    margin-bottom: 60px;
}

.landing-section-title {
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 800;
    margin: 0 0 16px;
    letter-spacing: -0.02em;
    color: var(--landing-text);
}

.landing-section-subtitle {
    font-size: 18px;
    color: var(--landing-text-muted);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ===== Problem Cards ===== */
.landing-problem-card {
    background: var(--landing-bg-elevated);
    border: 1px solid var(--landing-border);
    border-radius: 20px;
    padding: 32px 24px;
    height: 100%;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}

.landing-problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    transition: opacity 0.3s ease;
    opacity: 0;
}

.landing-problem-card.red::before {
    background: linear-gradient(90deg, #ef4444, #dc2626);
}

.landing-problem-card.yellow::before {
    background: linear-gradient(90deg, #fbbf24, #f59e0b);
}

.landing-problem-card.gray::before {
    background: linear-gradient(90deg, #6b7280, #4b5563);
}

.landing-problem-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.1);
}

.landing-problem-card:hover::before {
    opacity: 1;
}

.landing-problem-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.landing-problem-card.red .landing-problem-icon {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

.landing-problem-card.yellow .landing-problem-icon {
    background: rgba(251, 191, 36, 0.1);
    border-color: rgba(251, 191, 36, 0.2);
    color: #fbbf24;
}

.landing-problem-card.gray .landing-problem-icon {
    background: rgba(107, 114, 128, 0.1);
    border-color: rgba(107, 114, 128, 0.2);
    color: #9ca3af;
}

.landing-problem-title {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 12px;
    color: var(--landing-text);
}

.landing-problem-text {
    font-size: 15px;
    line-height: 1.6;
    color: var(--landing-text-muted);
    margin: 0 0 16px;
}

.landing-problem-stat {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--landing-border);
}

.landing-problem-stat-bad {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    color: #ef4444;
}

/* ===== Niche Tabs ===== */
.landing-niche-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 48px;
}

.landing-niche-tab {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--landing-bg-elevated);
    border: 1px solid var(--landing-border);
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
    color: var(--landing-text-muted);
    cursor: pointer;
    transition: all 0.3s ease;
}

.landing-niche-tab:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--landing-text);
}

.landing-niche-tab.active {
    background: linear-gradient(135deg, rgba(233, 69, 96, 0.2), rgba(233, 69, 96, 0.1));
    border-color: var(--landing-primary);
    color: var(--landing-primary);
}

.landing-niche-tab svg {
    width: 18px;
    height: 18px;
}

/* ===== Toggle Switch (Классический / AI-система) ===== */
.landing-approach-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 40px;
    padding: 8px;
    background: var(--landing-bg-elevated);
    border: 1px solid var(--landing-border);
    border-radius: 100px;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

.landing-toggle-option {
    padding: 10px 20px;
    background: transparent;
    border: none;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
    color: var(--landing-text-muted);
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.landing-toggle-option.active {
    color: var(--landing-text);
}

.landing-toggle-track {
    position: relative;
    width: 60px;
    height: 32px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--landing-border);
    border-radius: 100px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.landing-toggle-thumb {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, #6b7280, #4b5563);
    border-radius: 50%;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.landing-toggle-thumb.modern {
    left: 31px;
    background: linear-gradient(135deg, var(--landing-primary), #d63d56);
    box-shadow: 0 2px 12px rgba(233, 69, 96, 0.4);
}

/* ===== Demo Card ===== */
.landing-demo-card {
    background: var(--landing-bg-elevated);
    border: 1px solid var(--landing-border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    height: 100%;
}

.landing-demo-card:hover {
    box-shadow: 0 16px 56px rgba(0, 0, 0, 0.3);
}

.landing-demo-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: rgba(0,0,0,0.3);
    border-bottom: 1px solid var(--landing-border);
}

.landing-demo-header-title {
    font-size: 12px;
    color: var(--landing-text-muted);
    font-weight: 500;
}

.landing-demo-body {
    padding: 16px;
}

.landing-demo-subject {
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--landing-border);
}

.landing-demo-subject-label {
    font-size: 11px;
    color: var(--landing-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 6px;
}

.landing-demo-subject-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--landing-text);
    line-height: 1.3;
}

.landing-demo-email {
    font-size: 13px;
    line-height: 1.6;
    color: var(--landing-text-muted);
    white-space: pre-line;
}

.landing-demo-email mark {
    background: rgba(78, 205, 196, 0.2);
    color: var(--landing-accent);
    padding: 1px 5px;
    border-radius: 3px;
}

/* ===== Unified Card (Триггеры + Источники) ===== */
.landing-unified-card {
    background: var(--landing-bg-elevated);
    border: 1px solid var(--landing-border);
    border-radius: 16px;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.landing-unified-section {
    border-bottom: 1px solid var(--landing-border);
}

.landing-unified-section:last-child {
    border-bottom: none;
}

.landing-unified-section-only {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.landing-unified-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--landing-border);
}

.landing-unified-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 700;
    color: var(--landing-text);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.landing-unified-title svg {
    width: 16px;
    height: 16px;
    color: var(--landing-accent);
}

.landing-icp-score-compact {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    background: rgba(78, 205, 196, 0.1);
    border: 1px solid rgba(78, 205, 196, 0.2);
    border-radius: 100px;
}

.landing-icp-score-compact .landing-icp-score-label {
    font-size: 10px;
    color: var(--landing-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.landing-icp-score-compact .landing-icp-score-value {
    font-size: 16px;
    font-weight: 800;
    font-family: 'JetBrains Mono', monospace;
    color: var(--landing-accent);
}

.landing-unified-body {
    padding: 16px;
}

/* Компактные хуки */
.landing-hook-compact {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.03);
    border-left: 3px solid;
    border-radius: 8px;
    margin-bottom: 10px;
    transition: all 0.2s ease;
}

.landing-hook-compact:last-child {
    margin-bottom: 0;
}

.landing-hook-compact:hover {
    background: rgba(255, 255, 255, 0.05);
}

.landing-hook-tech { border-color: #60a5fa; }
.landing-hook-news { border-color: #f59e0b; }
.landing-hook-jobs { border-color: #a78bfa; }
.landing-hook-social { border-color: #34d399; }

.landing-hook-icon-compact {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    background: rgba(255, 255, 255, 0.05);
}

.landing-hook-tech .landing-hook-icon-compact { background: rgba(96, 165, 250, 0.1); color: #60a5fa; }
.landing-hook-news .landing-hook-icon-compact { background: rgba(245, 158, 11, 0.1); color: #f59e0b; }
.landing-hook-jobs .landing-hook-icon-compact { background: rgba(167, 139, 250, 0.1); color: #a78bfa; }
.landing-hook-social .landing-hook-icon-compact { background: rgba(52, 211, 153, 0.1); color: #34d399; }

.landing-hook-content-compact {
    flex: 1;
    min-width: 0;
}

.landing-hook-label-compact {
    font-size: 10px;
    color: var(--landing-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 2px;
}

.landing-hook-text-compact {
    font-size: 12px;
    color: var(--landing-text);
    font-weight: 500;
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.landing-hook-score-compact {
    font-size: 14px;
    font-weight: 800;
    font-family: 'JetBrains Mono', monospace;
    color: var(--landing-accent);
    flex-shrink: 0;
}

/* Источники данных в сетке */
.landing-sources-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    margin-bottom: 12px;
}

.landing-sources-list-classic {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 12px;
}

.landing-source-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    font-size: 12px;
    color: var(--landing-text-muted);
    transition: all 0.2s ease;
}

.landing-source-item svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

.landing-source-item.modern {
    border: 1px solid rgba(78, 205, 196, 0.2);
    background: rgba(78, 205, 196, 0.05);
}

.landing-source-item.modern svg {
    color: var(--landing-accent);
}

.landing-source-item.classic {
    border: 1px solid rgba(107, 114, 128, 0.2);
    background: rgba(107, 114, 128, 0.05);
    opacity: 0.8;
}

.landing-sources-result {
    padding: 10px 12px;
    background: rgba(74, 222, 128, 0.1);
    border: 1px solid rgba(74, 222, 128, 0.2);
    border-radius: 8px;
    font-size: 12px;
    color: var(--landing-text-muted);
}

.landing-sources-result strong {
    color: var(--landing-success);
    font-weight: 600;
}

.landing-sources-result.bad {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
}

.landing-sources-result.bad strong {
    color: #ef4444;
}

/* ===== Hooks Card - старые стили удалены ===== */

/* ===== Step Cards (How It Works) ===== */
.landing-step-card {
    background: var(--landing-bg-elevated);
    border: 1px solid var(--landing-border);
    border-radius: 20px;
    padding: 32px 24px;
    height: 100%;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}

.landing-step-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--landing-primary), var(--landing-accent));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.landing-step-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.1);
}

.landing-step-card:hover::before {
    opacity: 1;
}

.landing-step-number {
    position: absolute;
    top: 24px;
    right: 24px;
    font-size: 48px;
    font-weight: 900;
    color: rgba(255, 255, 255, 0.05);
    font-family: 'JetBrains Mono', monospace;
}

.landing-step-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    background: linear-gradient(135deg, rgba(233, 69, 96, 0.1), rgba(78, 205, 196, 0.1));
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--landing-primary);
}

.landing-step-title {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 12px;
    color: var(--landing-text);
}

.landing-step-text {
    font-size: 15px;
    line-height: 1.6;
    color: var(--landing-text-muted);
    margin: 0 0 20px;
}

.landing-step-sources {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.landing-step-source {
    padding: 6px 12px;
    background: rgba(78, 205, 196, 0.1);
    border: 1px solid rgba(78, 205, 196, 0.2);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
    color: var(--landing-accent);
}

.landing-step-triggers {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 16px;
}

.landing-step-trigger {
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.03);
    border-left: 2px solid var(--landing-primary);
    border-radius: 6px;
    font-size: 13px;
    color: var(--landing-text-muted);
}

.landing-step-result {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--landing-border);
}

.landing-step-result-label {
    font-size: 12px;
    color: var(--landing-text-muted);
    margin-bottom: 6px;
}

.landing-step-result-value {
    font-size: 20px;
    font-weight: 800;
    font-family: 'JetBrains Mono', monospace;
    color: var(--landing-success);
}

/* ===== Case Studies ===== */
.landing-case {
    background: var(--landing-bg-elevated);
    border: 1px solid var(--landing-border);
    border-radius: 20px;
    overflow: hidden;
    height: 100%;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.landing-case:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.1);
}

.landing-case-header {
    padding: 24px;
    border-bottom: 1px solid var(--landing-border);
}

.landing-case-industry {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: rgba(78, 205, 196, 0.1);
    border: 1px solid rgba(78, 205, 196, 0.2);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
    color: var(--landing-accent);
    margin-bottom: 12px;
}

.landing-case-title {
    font-size: 18px;
    font-weight: 700;
    margin: 0;
    color: var(--landing-text);
    line-height: 1.3;
}

.landing-case-body {
    padding: 24px;
}

.landing-case-desc {
    font-size: 14px;
    line-height: 1.6;
    color: var(--landing-text-muted);
    margin: 0 0 20px;
}

.landing-case-metrics {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.landing-case-metric {
    flex: 1;
    min-width: 80px;
    padding: 12px;
    background: var(--landing-bg-elevated);
    border-radius: 12px;
}

.landing-case-metric-value {
    font-size: 24px;
    font-weight: 800;
    font-family: 'JetBrains Mono', monospace;
    margin-bottom: 4px;
}

.landing-case-metric-value.green { color: #4ade80; }
.landing-case-metric-value.blue { color: #60a5fa; }
.landing-case-metric-value.purple { color: #c084fc; }

.landing-case-metric-label {
    font-size: 11px;
    color: var(--landing-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.landing-case-footer {
    padding: 16px 24px;
    background: var(--landing-bg-elevated);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.landing-case-company {
    font-size: 13px;
    color: var(--landing-text-muted);
}

.landing-case-meta {
    font-size: 12px;
    color: var(--landing-text-muted);
    opacity: 0.7;
}

/* ===== FAQ ===== */
.landing-faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.landing-faq-item {
    background: var(--landing-bg-dark);
    border: 1px solid var(--landing-border);
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 12px;
    transition: all 0.3s ease;
}

.landing-faq-item:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.landing-faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    cursor: pointer;
    gap: 16px;
}

.landing-faq-question-text {
    font-size: 16px;
    font-weight: 600;
    color: var(--landing-text);
    margin: 0;
}

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

.landing-faq-item.open .landing-faq-icon {
    transform: rotate(45deg);
    color: var(--landing-primary);
}

.landing-faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.landing-faq-item.open .landing-faq-answer {
    max-height: 300px;
    padding: 0 24px 20px;
}

.landing-faq-answer p {
    font-size: 15px;
    color: var(--landing-text-muted);
    line-height: 1.7;
    margin: 0;
}

/* ===== CTA Section ===== */
.landing-cta {
    padding: 120px 0;
    background: 
        radial-gradient(ellipse 80% 60% at 50% 120%, rgba(233, 69, 96, 0.2), transparent),
        var(--landing-bg-dark);
    text-align: center;
}

.landing-cta-title {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 800;
    margin: 0 0 20px;
    letter-spacing: -0.02em;
    color: var(--landing-text);
}

.landing-cta-text {
    font-size: 18px;
    color: var(--landing-text-muted);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.6;
}

.landing-cta-contact {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 15px;
    color: var(--landing-text-muted);
    margin-top: 24px;
    flex-wrap: wrap;
}

.landing-cta-contact a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--landing-border);
    border-radius: 100px;
    color: white !important;
    text-decoration: none !important;
    font-weight: 500;
    transition: all 0.3s ease;
}

.landing-cta-contact a:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.landing-cta-contact a svg {
    width: 16px;
    height: 16px;
}

/* ===== Footer ===== */
.landing-footer {
    padding: 40px 0;
    background: var(--landing-bg-card);
    border-top: 1px solid var(--landing-border);
}

.landing-footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.landing-footer-logo {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--landing-primary), var(--landing-primary-light));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.landing-footer-logo svg {
    width: 22px;
    height: 22px;
}

.landing-footer-name {
    font-weight: 700;
    font-size: 16px;
    color: var(--landing-text);
    margin: 0;
}

.landing-footer-tagline {
    font-size: 13px;
    color: var(--landing-text-muted);
    margin: 2px 0 0;
}

.landing-footer-links {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.landing-footer-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--landing-border);
    border-radius: 100px;
    color: white !important;
    text-decoration: none !important;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.landing-footer-link:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: white !important;
}

.landing-footer-link svg {
    width: 16px;
    height: 16px;
}

.landing-footer-bottom {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--landing-border);
    text-align: center;
}

.landing-footer-copyright {
    font-size: 13px;
    color: var(--landing-text-muted);
    margin: 0;
}

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

.landing-animate {
    animation: landing-fadeInUp 0.8s ease forwards;
}

.landing-delay-1 { animation-delay: 0.1s; opacity: 0; }
.landing-delay-2 { animation-delay: 0.2s; opacity: 0; }
.landing-delay-3 { animation-delay: 0.3s; opacity: 0; }

/* ===== Responsive ===== */
@media (max-width: 991px) {
    .landing-hero {
        padding: 80px 0 60px;
        min-height: auto;
    }
    
    .landing-hero .row {
        text-align: center;
    }
    
    .landing-description {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }
    
    .landing-stats {
        justify-content: center;
    }
    
    .landing-hero-comparison {
        max-width: 500px;
        margin: 40px auto 0;
    }
    
    .landing-section {
        padding: 80px 0;
    }
    
    .landing-section-explainer {
        padding: 60px 0;
    }
    
    .landing-explainer-visual {
        position: static;
        margin-top: 40px;
    }
    
    .landing-approach-toggle {
        max-width: 100%;
    }
}

@media (max-width: 767px) {
    .landing-section {
        padding: 60px 0;
    }
    
    .landing-section-explainer {
        padding: 40px 0;
    }
    
    .landing-explainer-flow {
        padding: 20px;
    }
    
    .landing-explainer-stat {
        padding: 16px;
    }
    
    .landing-explainer-stat-icon {
        width: 48px;
        height: 48px;
    }
    
    .landing-explainer-stat-icon svg {
        width: 24px;
        height: 24px;
    }
    
    .landing-section-header {
        margin-bottom: 40px;
    }
    
    .landing-stats {
        gap: 24px;
    }
    
    .landing-stat-value {
        font-size: 28px;
    }
    
    .landing-niche-tabs {
        gap: 6px;
        margin-bottom: 32px;
    }
    
    .landing-niche-tab {
        padding: 10px 14px;
        font-size: 13px;
    }
    
    .landing-niche-tab span {
        display: none;
    }
    
    .landing-approach-toggle {
        flex-direction: column;
        gap: 12px;
        padding: 12px;
    }
    
    .landing-toggle-track {
        width: 100%;
        max-width: 200px;
    }
    
    .landing-comparison-inner {
        min-height: 480px;
    }
    
    .landing-comparison-metrics {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .landing-comparison-metric {
        flex-direction: row;
        justify-content: flex-start;
        text-align: left;
    }
    
    .landing-comparison-metric-content {
        align-items: flex-start;
    }
    
    .landing-comparison-metric-row {
        justify-content: flex-start;
    }
    
    .landing-demo-body {
        padding: 16px;
    }
    
    .landing-unified-body {
        padding: 12px;
    }
    
    .landing-sources-grid {
        grid-template-columns: 1fr;
    }
    
    .landing-hook-text-compact {
        white-space: normal;
    }
    
    .landing-hook-item {
        flex-wrap: wrap;
        gap: 10px;
    }
    
    .landing-hook-text {
        width: 100%;
        order: 3;
    }
    
    .landing-problem-card,
    .landing-step-card {
        padding: 24px;
    }
    
    .landing-cta {
        padding: 80px 0;
    }
    
    .landing-btn-primary,
    .landing-btn-secondary {
        padding: 14px 24px;
        font-size: 15px;
        width: 100%;
        justify-content: center;
    }
    
    .landing-case-metrics {
        flex-direction: column;
    }
}