/* wacomplex - Стили лендинга */

:root {
    --font-heading: 'Bitter', Georgia, serif;
    --font-body: 'Fira Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --color-bg: #f8fafc;
    --color-surface: #ffffff;
    --color-surface-subtle: #f1f5f9;
    --color-surface-elevated: #ffffff;
    
    --color-primary: #0284c7;
    --color-primary-dark: #0369a1;
    --color-primary-light: #e0f2fe;
    
    --color-accent: #0f766e;
    --color-accent-light: #ccfbf1;
    
    --color-text-main: #0f172a;
    --color-text-muted: #475569;
    --color-text-light: #94a3b8;
    
    --color-border: #e2e8f0;
    --color-border-hover: #cbd5e1;
    
    --color-dark-bg: #0f172a;
    --color-dark-surface: #1e293b;
    --color-dark-border: #334155;
    --color-dark-text: #f8fafc;
    --color-dark-muted: #94a3b8;
    
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 4px 16px -2px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 12px 32px -4px rgba(15, 23, 42, 0.12);
    --shadow-glow: 0 0 30px rgba(2, 132, 199, 0.25);
    
    --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
}

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

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

/* Типографика */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--color-text-main);
    line-height: 1.25;
    font-weight: 700;
}

h1 {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(1.8rem, 3.8vw, 2.75rem);
    letter-spacing: -0.015em;
}

h3 {
    font-size: 1.35rem;
}

p {
    color: var(--color-text-muted);
}

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

/* Контейнеры */
.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 6.5rem 0;
    position: relative;
}

@media (max-width: 768px) {
    .section {
        padding: 4.5rem 0;
    }
}

/* Шапка сайта */
.header-wrapper {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    transition: background-color var(--transition-fast), backdrop-filter var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
    border-bottom: 1px solid transparent;
}

.header-scrolled {
    background-color: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom-color: var(--color-border);
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
    white-space: nowrap;
}

@media (max-width: 768px) {
    .header-content {
        height: 64px;
    }
}

/* Логотип */
.logo-link {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-text-main);
    text-decoration: none;
    height: 44px;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.logo-link:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.logo-sign {
    width: 36px;
    height: 36px;
    display: block;
    flex-shrink: 0;
    color: var(--color-accent);
}

.footer-brand .logo-sign {
    color: var(--color-accent-light);
}

.logo-wordmark {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: currentColor;
    line-height: 1;
}

.footer-brand .logo-link {
    color: #ffffff;
}

@media (max-width: 768px) {
    .logo-link {
        height: 32px;
        gap: 0.5rem;
    }
    .logo-sign {
        width: 28px;
        height: 28px;
    }
    .logo-wordmark {
        font-size: 1.35rem;
    }
}

/* Навигация */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-muted);
    position: relative;
    padding: 0.4rem 0;
    transition: color var(--transition-fast);
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-fast);
    border-radius: 2px;
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

/* Мобильное меню */
.nav-toggle,
.nav-item-mobile {
    display: none;
}

@media (max-width: 768px) {
    .header-content nav {
        order: 3;
    }

    .header-actions .nav-link {
        display: none;
    }

    .nav-item-mobile {
        display: list-item;
        border-top: 1px solid var(--color-border);
        margin-top: 0.25rem;
    }

    .nav-toggle {
        display: flex;
        flex-direction: column;
        justify-content: center;
        gap: 5px;
        width: 40px;
        height: 40px;
        padding: 0 9px;
        margin-left: 0.5rem;
        background: none;
        border: 1px solid var(--color-border);
        border-radius: var(--radius-md);
        cursor: pointer;
    }

    .nav-toggle-bar {
        display: block;
        height: 2px;
        background-color: var(--color-text-main);
        border-radius: 2px;
        transition: transform var(--transition-fast), opacity var(--transition-fast);
    }

    .nav-open .nav-toggle-bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .nav-open .nav-toggle-bar:nth-child(2) {
        opacity: 0;
    }

    .nav-open .nav-toggle-bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 0.5rem 1.5rem 1rem;
        background-color: #ffffff;
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-md);
    }

    .nav-open .nav-menu {
        display: flex;
    }

    .nav-menu .nav-link {
        display: block;
        padding: 0.85rem 0;
        font-size: 1.05rem;
    }

    .nav-menu .nav-link::after {
        display: none;
    }
}

@media (max-width: 359px) {
    .logo-wordmark {
        font-size: 1.1rem;
    }

    .header-actions .btn-sm {
        padding: 0.45rem 0.7rem;
        font-size: 0.8rem;
    }

    .nav-toggle {
        margin-left: 0.35rem;
    }
}

/* Кнопки */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-fast);
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(2, 132, 199, 0.3);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(2, 132, 199, 0.4);
}

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

.btn-secondary:hover {
    background-color: var(--color-surface-subtle);
    border-color: var(--color-border-hover);
    transform: translateY(-1px);
}

.btn-sm {
    padding: 0.5rem 1.1rem;
    font-size: 0.875rem;
    border-radius: var(--radius-sm);
}

.btn-lg {
    padding: 0.95rem 2rem;
    font-size: 1.05rem;
    border-radius: var(--radius-lg);
}

/* Hero секция */
.hero-section {
    position: relative;
    padding-top: 3.5rem;
    padding-bottom: 5.5rem;
    overflow: hidden;
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.6) 0%, #ffffff 100%);
}

.hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    opacity: 0.85;
}

.hero-container {
    position: relative;
    z-index: 2;
}

.hero-header {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.hero-category {
    font-size: 0.95rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-primary);
    margin-bottom: 1.25rem;
}

.hero-title {
    margin-bottom: 1.5rem;
    color: var(--color-text-main);
}

.hero-subtitle {
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    line-height: 1.6;
    color: var(--color-text-muted);
    max-width: 780px;
    margin: 0 auto 2.25rem auto;
}

.hero-cta-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.hero-note {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Медиа-блок Hero */
.hero-media-wrapper {
    margin-top: 3.5rem;
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg), 0 20px 50px rgba(15, 23, 42, 0.06);
    border: 1px solid var(--color-border);
    background-color: #ffffff;
}

.hero-image-box {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    max-height: 520px;
    overflow: hidden;
}

.hero-raster-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-img-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.02) 0%, rgba(15, 23, 42, 0.18) 100%);
    pointer-events: none;
}

/* Интерактивная демонстрация Hero */
.hero-demo-card {
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    border-top: 1px solid var(--color-border);
    padding: 1.75rem 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.75rem;
}

@media (max-width: 860px) {
    .hero-demo-card {
        grid-template-columns: minmax(0, 1fr);
        padding: 1.25rem;
        gap: 1.25rem;
    }

    .demo-controls {
        flex-wrap: wrap;
    }
}

.demo-column {
    padding: 1.25rem;
    border-radius: var(--radius-md);
    background-color: var(--color-surface-subtle);
    border: 1px solid var(--color-border);
    transition: all var(--transition-fast);
}

.demo-column-ai {
    background-color: #f0fdf4;
    border-color: #bbf7d0;
}

.demo-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--color-text-muted);
}

.demo-label-ai {
    color: #15803d;
}

.demo-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-weight: 600;
    background: #e2e8f0;
    color: #334155;
}

.demo-badge-ai {
    background: #dcfce7;
    color: #166534;
}

.demo-message {
    font-size: 0.925rem;
    line-height: 1.55;
    color: var(--color-text-main);
}

.demo-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.85rem;
    padding-top: 0.75rem;
    border-top: 1px dashed rgba(15, 23, 42, 0.1);
}

.tone-pill {
    font-size: 0.75rem;
    padding: 0.25rem 0.65rem;
    border-radius: 20px;
    background: #ffffff;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    cursor: pointer;
    font-family: var(--font-body);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.tone-pill:hover, .tone-pill.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #ffffff;
}

/* Маршрут с прогресс-линией (Как это работает) */
.route-section {
    background-color: #ffffff;
    position: relative;
    border-bottom: 1px solid var(--color-border);
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 4.5rem auto;
}

.section-subtitle {
    margin-top: 0.85rem;
    font-size: 1.1rem;
    color: var(--color-text-muted);
}

.route-container {
    position: relative;
    max-width: 980px;
    margin: 0 auto;
    padding: 1rem 0;
}

/* SVG Линия маршрута */
.route-svg-track {
    position: absolute;
    top: 40px;
    bottom: 40px;
    left: 40px;
    width: 4px;
    height: calc(100% - 80px);
    z-index: 1;
}

@media (max-width: 768px) {
    .route-svg-track {
        left: 24px;
    }
}

.route-path-bg {
    stroke: var(--color-border);
    stroke-width: 4;
    stroke-linecap: round;
}

.route-path-progress {
    stroke: var(--color-primary);
    stroke-width: 4;
    stroke-linecap: round;
    transition: stroke-dashoffset 0.1s linear;
}

.route-steps-list {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 3.5rem;
}

.route-step-card {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 1.75rem;
    align-items: flex-start;
    transition: opacity var(--transition-normal), transform var(--transition-normal);
}

@media (max-width: 768px) {
    .route-step-card {
        grid-template-columns: 48px 1fr;
        gap: 1.25rem;
    }
}

.route-node {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: #ffffff;
    border: 3px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

@media (max-width: 768px) {
    .route-node {
        width: 48px;
        height: 48px;
        border-width: 2px;
    }
}

.route-step-card.active .route-node {
    border-color: var(--color-primary);
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    box-shadow: var(--shadow-glow);
    transform: scale(1.06);
}

.route-node-icon {
    width: 32px;
    height: 32px;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

@media (max-width: 768px) {
    .route-node-icon {
        width: 22px;
        height: 22px;
    }
}

.route-step-card.active .route-node-icon {
    color: var(--color-primary);
}

.route-content-box {
    background: var(--color-surface-subtle);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem 2.25rem;
    transition: all var(--transition-normal);
}

@media (max-width: 768px) {
    .route-content-box {
        padding: 1.5rem;
    }
}

.route-step-card.active .route-content-box {
    background: #ffffff;
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.route-step-num {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.4rem;
}

.route-step-title {
    font-size: 1.35rem;
    margin-bottom: 0.75rem;
    color: var(--color-text-main);
}

.route-step-desc {
    font-size: 0.975rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.route-step-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin-top: 1rem;
    font-size: 0.825rem;
    font-weight: 600;
    padding: 0.3rem 0.75rem;
    border-radius: 6px;
    background: #e2e8f0;
    color: #334155;
}

.route-step-card.active .route-step-tag {
    background: var(--color-primary-light);
    color: var(--color-primary-dark);
}

/* Что внутри (Возможности платформы) */
.features-section {
    background-color: var(--color-bg);
}

/* flex вместо grid: неполный последний ряд центрируется */
.features-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
}

.features-grid > .feature-card {
    flex: 0 0 calc((100% - 3rem) / 3);
}

@media (max-width: 1080px) {
    .features-grid > .feature-card {
        flex-basis: calc((100% - 1.5rem) / 2);
    }
}

@media (max-width: 720px) {
    .features-grid > .feature-card {
        flex-basis: 100%;
    }
}

.feature-card {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-normal);
}

.feature-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.feature-icon-wrapper {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.feature-icon {
    width: 26px;
    height: 26px;
}

.feature-title {
    font-size: 1.2rem;
    margin-bottom: 0.65rem;
}

.feature-desc {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.55;
}

/* Кому подходит */
.audience-section {
    background-color: #ffffff;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

@media (max-width: 900px) {
    .audience-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .audience-grid {
        grid-template-columns: 1fr;
    }
}

.audience-card {
    background: var(--color-surface-subtle);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.75rem;
}

.audience-card-title {
    font-size: 1.15rem;
    font-family: var(--font-heading);
    color: var(--color-text-main);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.audience-card-desc {
    font-size: 0.925rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

/* Согласие и ответственность */
.compliance-section {
    background-color: var(--color-dark-bg);
    color: var(--color-dark-text);
    padding: 5.5rem 0;
}

.compliance-box {
    max-width: 880px;
    margin: 0 auto;
    background: var(--color-dark-surface);
    border: 1px solid var(--color-dark-border);
    border-radius: var(--radius-xl);
    padding: 3rem 3.5rem;
}

@media (max-width: 768px) {
    .compliance-box {
        padding: 2rem 1.5rem;
    }
}

.compliance-title {
    color: #ffffff;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    margin-bottom: 1.25rem;
    text-align: center;
}

.compliance-lead {
    font-size: 1.05rem;
    color: var(--color-dark-muted);
    text-align: center;
    line-height: 1.6;
    margin-bottom: 2.5rem;
}

.compliance-points {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
}

.compliance-points > .compliance-item {
    flex: 0 0 calc((100% - 3rem) / 3);
}

@media (max-width: 900px) {
    .compliance-points > .compliance-item {
        flex-basis: calc((100% - 1.5rem) / 2);
    }
}

@media (max-width: 600px) {
    .compliance-points > .compliance-item {
        flex-basis: 100%;
    }
}

.compliance-item {
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--color-dark-border);
    border-radius: var(--radius-md);
    padding: 1.25rem;
}

.compliance-item-title {
    font-size: 1rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.4rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.compliance-item-desc {
    font-size: 0.875rem;
    color: var(--color-dark-muted);
    line-height: 1.5;
}

/* Тарифы */
.pricing-section {
    background-color: var(--color-bg);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
    max-width: 1100px;
    margin: 0 auto;
    align-items: stretch;
}

@media (max-width: 960px) {
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
    }
}

.pricing-card {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.pricing-card-featured {
    border: 2px solid var(--color-primary);
    box-shadow: var(--shadow-md);
    background: linear-gradient(180deg, #ffffff 0%, #f0f9ff 100%);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.35rem 1rem;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: 0 4px 10px rgba(2, 132, 199, 0.3);
}

.pricing-header {
    margin-bottom: 1.5rem;
}

.pricing-title {
    font-size: 1.6rem;
    margin-bottom: 0.25rem;
}

.pricing-target {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.pricing-price-box {
    margin-bottom: 1.75rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
}

.pricing-price {
    font-family: var(--font-heading);
    font-size: 2.75rem;
    font-weight: 700;
    color: var(--color-text-main);
    line-height: 1;
}

.pricing-period {
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.pricing-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    font-size: 0.95rem;
    color: var(--color-text-main);
}

.feature-check-icon {
    width: 18px;
    height: 18px;
    color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 3px;
}

.pricing-meta {
    margin-top: 3rem;
    text-align: center;
    font-size: 0.925rem;
    color: var(--color-text-muted);
}

/* FAQ */
.faq-section {
    background-color: #ffffff;
    border-top: 1px solid var(--color-border);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: var(--color-surface-subtle);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--transition-fast);
}

.faq-item[open] {
    border-color: var(--color-primary);
    background: #ffffff;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    padding: 1.35rem 1.75rem;
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    user-select: none;
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-icon {
    width: 20px;
    height: 20px;
    color: var(--color-primary);
    transition: transform var(--transition-fast);
    flex-shrink: 0;
}

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

.faq-answer {
    padding: 0 1.75rem 1.5rem 1.75rem;
    font-size: 0.975rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* Финальный CTA */
.cta-section {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    color: #ffffff;
    text-align: center;
    padding: 5.5rem 0;
}

.cta-title {
    color: #ffffff;
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
}

/* «персонализированные» при 2rem шире экрана телефона */
@media (max-width: 480px) {
    .cta-title {
        font-size: 7vw;
    }
}

.cta-subtitle {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto 2.25rem auto;
}

.btn-white {
    background-color: #ffffff;
    color: var(--color-primary-dark);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.btn-white:hover {
    background-color: #f8fafc;
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

/* Подвал */
.footer {
    background-color: var(--color-dark-bg);
    color: var(--color-dark-muted);
    padding: 4.5rem 0 2.5rem 0;
    font-size: 0.925rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3.5rem;
}

@media (max-width: 900px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 600px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

.footer-brand {
    color: #ffffff;
}

.footer-brand p {
    color: var(--color-dark-muted);
    margin-top: 1rem;
    max-width: 320px;
    font-size: 0.9rem;
}

.footer-col-title {
    color: #ffffff;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 1.25rem;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-link {
    color: var(--color-dark-muted);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--color-dark-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.85rem;
}

/* Кнопка наверх с прогресс-кольцом */
.scroll-top-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: #ffffff;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 90;
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px);
    transition: opacity var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-fast);
}

.scroll-top-btn.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.scroll-top-btn:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-3px);
}

.progress-ring {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.progress-ring-circle {
    fill: none;
    stroke: var(--color-primary);
    stroke-width: 3;
    stroke-dasharray: 157;
    stroke-dashoffset: 157;
    transition: stroke-dashoffset 0.1s linear;
}

.scroll-top-icon {
    width: 20px;
    height: 20px;
    color: var(--color-primary);
    position: relative;
    z-index: 2;
}

/* Адаптивность и Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .route-path-progress {
        stroke-dashoffset: 0 !important;
    }
}