/* ============================================
   ГАММА МОТОРС — Main Styles
   Design: Cold Premium / Dark Luxury
   ============================================ */

/* --- CUSTOM PROPERTIES --- */
:root {
    --color-bg: #06080d;
    --color-bg-alt: #0a0d14;
    --color-bg-card: #0e1219;
    --color-bg-elevated: #131722;
    --color-surface: #181e2c;
    --color-border: rgba(120, 160, 220, 0.06);
    --color-border-hover: rgba(120, 160, 220, 0.12);

    --color-text: #e4e8f1;
    --color-text-secondary: #8891a8;
    --color-text-muted: #3e4660;

    --color-accent: #5fa8d3;
    --color-accent-light: #82c8f0;
    --color-accent-dark: #3680ab;
    --color-accent-glow: rgba(95, 168, 211, 0.18);

    --color-accent-2: #a0b8d6;
    --color-accent-3: #2a4a6b;

    --color-danger: #e04050;
    --color-success: #34c273;
    --color-gold: #c9a84c;

    --font-display: 'Unbounded', sans-serif;
    --font-body: 'Manrope', sans-serif;

    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-full: 9999px;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25), 0 1px 3px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.35), 0 4px 12px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5), 0 8px 24px rgba(0, 0, 0, 0.3);
    --shadow-accent: 0 4px 20px rgba(95, 168, 211, 0.15), 0 8px 40px rgba(95, 168, 211, 0.08);
    --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.04);

    --glass-bg: rgba(14, 18, 25, 0.6);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-blur: blur(24px);

    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    --transition-premium: 0.5s cubic-bezier(0.16, 1, 0.3, 1);

    --container-max: 1240px;
    --header-h: 76px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 20% 0%, rgba(95, 168, 211, 0.03), transparent),
        radial-gradient(ellipse 60% 60% at 80% 100%, rgba(42, 74, 107, 0.03), transparent);
    pointer-events: none;
    z-index: 0;
}

body.no-scroll {
    overflow: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

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

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

ul {
    list-style: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

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

/* --- UTILITY --- */
.text-accent {
    color: var(--color-accent);
}

/* --- ANIMATIONS --- */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

[data-animate="fade-left"] {
    transform: translateX(40px);
}

[data-animate].is-visible {
    opacity: 1;
    transform: translate(0);
}

/* ============================================
   PRELOADER
   ============================================ */
.preloader {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.is-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.preloader__inner {
    text-align: center;
}

.preloader__logo {
    font-family: var(--font-display);
    font-size: 52px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent), var(--color-accent-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 28px;
    animation: preloaderPulse 1.8s ease-in-out infinite;
    filter: drop-shadow(0 0 20px rgba(95, 168, 211, 0.2));
}

@keyframes preloaderPulse {
    0%, 100% { opacity: 1; transform: scale(1); filter: drop-shadow(0 0 20px rgba(95, 168, 211, 0.2)); }
    50% { opacity: 0.7; transform: scale(0.97); filter: drop-shadow(0 0 30px rgba(95, 168, 211, 0.3)); }
}

.preloader__bar {
    width: 240px;
    height: 2px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: var(--radius-full);
    overflow: hidden;
    position: relative;
}

.preloader__fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, transparent, var(--color-accent), var(--color-accent-light), transparent);
    border-radius: var(--radius-full);
    animation: preloaderFill 1.5s ease-in-out forwards;
    box-shadow: 0 0 12px rgba(95, 168, 211, 0.4);
}

@keyframes preloaderFill {
    to { width: 100%; }
}

.preloader__text {
    margin-top: 16px;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    animation: preloaderTextFade 1.8s ease-in-out infinite;
}

@keyframes preloaderTextFade {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 0.8; }
}

/* ============================================
   HEADER
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-h);
    background: rgba(6, 8, 13, 0.5);
    backdrop-filter: blur(30px) saturate(1.4);
    -webkit-backdrop-filter: blur(30px) saturate(1.4);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    transition: all var(--transition-premium);
}

.header.is-scrolled {
    background: rgba(6, 8, 13, 0.88);
    box-shadow: 0 4px 40px rgba(0, 0, 0, 0.5), 0 1px 0 rgba(255, 255, 255, 0.03);
    border-bottom-color: rgba(95, 168, 211, 0.06);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 24px;
}

/* LOGO */
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.logo__mark {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
    color: #fff;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 16px;
    border-radius: 12px;
    letter-spacing: -0.5px;
    box-shadow: 0 2px 16px rgba(95, 168, 211, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.15);
    position: relative;
    overflow: hidden;
}

.logo__mark::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15), transparent 50%);
    pointer-events: none;
}

.logo__text {
    font-family: var(--font-display);
    font-size: 12px;
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: 0.02em;
    color: var(--color-text);
}

/* NAV */
.nav {
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav__link {
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background var(--transition-fast);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 16px;
    right: 16px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    opacity: 0;
    transform: scaleX(0);
    transition: all var(--transition-base);
}

.nav__link:hover {
    color: var(--color-text);
}

.nav__link:hover::after {
    opacity: 1;
    transform: scaleX(1);
}

.header__phone {
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 600;
    color: var(--color-accent);
    transition: color var(--transition-fast);
    flex-shrink: 0;
}

.header__phone:hover {
    color: var(--color-accent-light);
}

/* BURGER */
.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 1001;
}

.burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.burger.is-active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.burger.is-active span:nth-child(2) {
    opacity: 0;
}

.burger.is-active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* MOBILE MENU */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 999;
    background: rgba(6, 8, 13, 0.92);
    backdrop-filter: blur(40px) saturate(1.3);
    -webkit-backdrop-filter: blur(40px) saturate(1.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-premium), visibility var(--transition-premium);
}

.mobile-menu.is-open {
    opacity: 1;
    visibility: visible;
}

.mobile-menu__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 28px;
    text-align: center;
}

.mobile-menu__link {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.mobile-menu__link:hover {
    color: var(--color-accent);
}

.mobile-menu__phone {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 600;
    color: var(--color-accent);
    margin-top: 16px;
}

/* ============================================
   HERO
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: calc(var(--header-h) + 40px);
    padding-bottom: 60px;
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero__gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 70% 55% at 10% 45%, rgba(95, 168, 211, 0.08), transparent),
        radial-gradient(ellipse 40% 60% at 90% 15%, rgba(42, 74, 107, 0.06), transparent),
        radial-gradient(ellipse 60% 40% at 50% 80%, rgba(6, 8, 13, 0.9), transparent),
        radial-gradient(ellipse 120% 80% at 50% 110%, var(--color-bg), transparent 60%);
}

.hero__noise {
    position: absolute;
    inset: 0;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-size: 256px;
}

.hero__grid-lines {
    position: absolute;
    inset: 0;
    display: flex;
    justify-content: space-between;
    padding: 0 10%;
}

.hero__grid-lines span {
    width: 1px;
    height: 100%;
    background: linear-gradient(to bottom, transparent, rgba(255, 255, 255, 0.03) 20%, rgba(255, 255, 255, 0.03) 80%, transparent);
}

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

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(95, 168, 211, 0.08);
    border: 1px solid rgba(95, 168, 211, 0.15);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 600;
    color: var(--color-accent);
    letter-spacing: 0.03em;
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
}

.hero__badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 200%; }
}

.hero__title {
    font-family: var(--font-display);
    font-size: clamp(28px, 4vw, 50px);
    font-weight: 700;
    line-height: 1.12;
    letter-spacing: -0.025em;
    margin-bottom: 22px;
}

.hero__highlight {
    position: relative;
    background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__highlight::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light), transparent);
    border-radius: 2px;
    opacity: 0.6;
}

.hero__subtitle {
    font-size: 17px;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
    max-width: 520px;
}

.hero__actions {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

/* Stats */
.hero__stats {
    display: flex;
    gap: 40px;
}

.hero__stat {
    display: flex;
    flex-direction: column;
}

.hero__stat-num {
    font-family: var(--font-display);
    font-size: 34px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    filter: drop-shadow(0 0 8px rgba(95, 168, 211, 0.15));
}

.hero__stat-num::after {
    content: '+';
    font-size: 20px;
}

.hero__stat-label {
    font-size: 13px;
    color: var(--color-text-muted);
    margin-top: 6px;
}

/* Car Visual */
.hero__visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero__car-wrapper {
    position: relative;
    width: 100%;
    max-width: 500px;
}

.hero__car-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(95, 168, 211, 0.12), rgba(42, 74, 107, 0.05) 40%, transparent 70%);
    filter: blur(50px);
    animation: carGlow 5s ease-in-out infinite alternate;
}

@keyframes carGlow {
    0% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    100% { transform: translate(-50%, -50%) scale(1.15); opacity: 0.9; }
}

.hero__car-placeholder {
    position: relative;
    text-align: center;
}

.hero__car-img {
    position: relative;
    width: 100%;
    max-width: 540px;
    height: auto;
    border-radius: var(--radius-lg);
    filter: drop-shadow(0 24px 60px rgba(0, 0, 0, 0.6)) drop-shadow(0 8px 20px rgba(95, 168, 211, 0.08));
    object-fit: cover;
    animation: carFloat 6s ease-in-out infinite alternate;
}

@keyframes carFloat {
    0% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-8px) rotate(0.3deg); }
    100% { transform: translateY(-14px) rotate(-0.3deg); }
}

.hero__car-placeholder svg {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.4));
}

.hero__car-label {
    margin-top: 16px;
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Scroll hint */
.hero__scroll-hint {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--color-text-muted);
    font-size: 12px;
    letter-spacing: 0.05em;
}

.hero__scroll-arrow {
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 30px;
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-premium);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.1), transparent);
    pointer-events: none;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.btn--primary {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
    color: #fff;
    box-shadow: var(--shadow-accent);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.btn--primary:hover {
    background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent));
    box-shadow: 0 6px 32px rgba(95, 168, 211, 0.25), 0 12px 48px rgba(95, 168, 211, 0.1);
    transform: translateY(-2px);
}

.btn--outline {
    background: transparent;
    color: var(--color-text);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
}

.btn--outline::before {
    display: none;
}

.btn--outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: rgba(95, 168, 211, 0.06);
    box-shadow: 0 0 20px rgba(95, 168, 211, 0.08);
}

.btn--ghost {
    background: transparent;
    color: var(--color-text-secondary);
    padding: 12px 16px;
}

.btn--ghost::before {
    display: none;
}

.btn--ghost:hover {
    color: var(--color-text);
}

.btn--accent {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
    color: #fff;
    box-shadow: var(--shadow-accent);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.btn--accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 32px rgba(95, 168, 211, 0.25), 0 12px 48px rgba(95, 168, 211, 0.1);
}

.btn--lg {
    padding: 16px 36px;
    font-size: 16px;
    border-radius: var(--radius-lg);
}

.btn--full {
    width: 100%;
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none !important;
}

/* ============================================
   INPUT
   ============================================ */
.input {
    width: 100%;
    padding: 14px 18px;
    background: rgba(14, 18, 25, 0.6);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: 15px;
    transition: all var(--transition-premium);
    outline: none;
}

.input::placeholder {
    color: var(--color-text-muted);
}

.input:focus {
    border-color: rgba(95, 168, 211, 0.4);
    box-shadow: 0 0 0 3px rgba(95, 168, 211, 0.08), 0 4px 16px rgba(0, 0, 0, 0.15);
    background: rgba(14, 18, 25, 0.8);
}

/* ============================================
   SECTION HEADER
   ============================================ */
.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-tag {
    display: inline-block;
    padding: 6px 18px;
    background: rgba(95, 168, 211, 0.06);
    border: 1px solid rgba(95, 168, 211, 0.1);
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 18px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(26px, 3.5vw, 44px);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.025em;
}

/* ============================================
   BONUS BANNER
   ============================================ */
.bonus {
    padding: 0;
    margin-top: -30px;
    position: relative;
    z-index: 2;
}

.bonus__card {
    display: flex;
    align-items: center;
    gap: 28px;
    padding: 32px 40px;
    background: linear-gradient(135deg, rgba(14, 18, 25, 0.8), rgba(19, 23, 34, 0.6));
    border: 1px solid rgba(95, 168, 211, 0.1);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-glass), 0 0 80px rgba(95, 168, 211, 0.04);
    backdrop-filter: blur(16px);
    position: relative;
    overflow: hidden;
}

.bonus__card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(95, 168, 211, 0.2), transparent);
}

.bonus__icon {
    font-size: 40px;
    flex-shrink: 0;
}

.bonus__content {
    flex: 1;
}

.bonus__title {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
}

.bonus__text {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

.bonus__text strong {
    color: var(--color-accent);
}

/* ============================================
   ADVANTAGES
   ============================================ */
.advantages {
    padding: 110px 0;
    position: relative;
}

.advantages::before {
    content: '';
    position: absolute;
    top: 0;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(95, 168, 211, 0.08), transparent);
}

.advantages__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.advantage-card {
    padding: 36px 30px;
    background: linear-gradient(145deg, var(--color-bg-card), rgba(14, 18, 25, 0.5));
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-premium);
    position: relative;
    overflow: hidden;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(95, 168, 211, 0.15), transparent);
    opacity: 0;
    transition: opacity var(--transition-premium);
}

.advantage-card:hover {
    border-color: rgba(95, 168, 211, 0.15);
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3), 0 0 30px rgba(95, 168, 211, 0.04);
}

.advantage-card:hover::before {
    opacity: 1;
}

.advantage-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(95, 168, 211, 0.12), rgba(95, 168, 211, 0.04));
    border: 1px solid rgba(95, 168, 211, 0.08);
    border-radius: 14px;
    color: var(--color-accent);
    margin-bottom: 22px;
    transition: all var(--transition-premium);
}

.advantage-card:hover .advantage-card__icon {
    box-shadow: 0 4px 20px rgba(95, 168, 211, 0.12);
    background: linear-gradient(135deg, rgba(95, 168, 211, 0.18), rgba(95, 168, 211, 0.06));
}

.advantage-card__title {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
}

.advantage-card__text {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ============================================
   HOW IT WORKS
   ============================================ */
.how {
    padding: 110px 0;
    background: var(--color-bg-alt);
    position: relative;
}

.how::before {
    content: '';
    position: absolute;
    top: 0;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(95, 168, 211, 0.06), transparent);
}

.how__timeline {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
}

.how__line {
    position: absolute;
    left: 28px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-accent), rgba(95, 168, 211, 0.3), var(--color-border));
    box-shadow: 0 0 8px rgba(95, 168, 211, 0.1);
}

.how__step {
    display: flex;
    gap: 28px;
    padding: 28px 0;
    position: relative;
}

.how__step-num {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg);
    border: 2px solid rgba(95, 168, 211, 0.3);
    border-radius: 50%;
    font-family: var(--font-display);
    font-size: 15px;
    font-weight: 700;
    color: var(--color-accent);
    position: relative;
    z-index: 1;
    transition: all var(--transition-premium);
    box-shadow: 0 0 0 4px var(--color-bg), 0 0 20px rgba(95, 168, 211, 0.06);
}

.how__step:hover .how__step-num {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 4px var(--color-bg), 0 0 24px rgba(95, 168, 211, 0.15);
}

.how__step-content h3 {
    font-family: var(--font-display);
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 6px;
    padding-top: 4px;
}

.how__step-content p {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ============================================
   GEOGRAPHY
   ============================================ */
.geography {
    padding: 110px 0;
    position: relative;
}

.geography::before {
    content: '';
    position: absolute;
    top: 0;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(95, 168, 211, 0.08), transparent);
}

.geography__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.geo-card {
    padding: 30px 24px;
    background: linear-gradient(145deg, var(--color-bg-card), rgba(14, 18, 25, 0.5));
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-premium);
    position: relative;
    overflow: hidden;
}

.geo-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(95, 168, 211, 0.06), transparent 40%);
    opacity: 0;
    transition: opacity var(--transition-premium);
    pointer-events: none;
}

.geo-card:hover {
    border-color: rgba(95, 168, 211, 0.15);
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.geo-card:hover::before {
    opacity: 1;
}

.geo-card__flag {
    font-size: 40px;
    margin-bottom: 14px;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

.geo-card__country {
    font-family: var(--font-display);
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 6px;
}

.geo-card__desc {
    font-size: 13px;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

/* ============================================
   REVIEWS
   ============================================ */
.reviews {
    padding: 110px 0;
    background: var(--color-bg-alt);
    overflow: hidden;
    position: relative;
}

.reviews::before {
    content: '';
    position: absolute;
    top: 0;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(95, 168, 211, 0.06), transparent);
}

.reviews__slider {
    position: relative;
    overflow: hidden;
}

.reviews__track {
    display: flex;
    gap: 20px;
    transition: transform var(--transition-slow);
}

.review-card {
    flex: 0 0 calc(33.333% - 14px);
    padding: 36px;
    background: linear-gradient(145deg, var(--color-bg-card), rgba(14, 18, 25, 0.5));
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
}

.review-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(95, 168, 211, 0.12), transparent);
}

.review-card__stars {
    color: var(--color-gold);
    font-size: 16px;
    letter-spacing: 3px;
    margin-bottom: 18px;
    filter: drop-shadow(0 0 4px rgba(201, 168, 76, 0.3));
}

.review-card__text {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.review-card__author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.review-card__avatar {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(95, 168, 211, 0.18), rgba(95, 168, 211, 0.06));
    color: var(--color-accent);
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 700;
    border-radius: 50%;
    flex-shrink: 0;
    border: 1px solid rgba(95, 168, 211, 0.12);
}

.review-card__author strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
}

.review-card__author span {
    font-size: 12px;
    color: var(--color-text-muted);
}

.reviews__controls {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 32px;
}

.reviews__btn {
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    color: var(--color-text-secondary);
    transition: all var(--transition-premium);
    backdrop-filter: blur(8px);
}

.reviews__btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    box-shadow: 0 4px 16px rgba(95, 168, 211, 0.1);
}

/* ============================================
   FAQ
   ============================================ */
.faq {
    padding: 110px 0;
    position: relative;
}

.faq::before {
    content: '';
    position: absolute;
    top: 0;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(95, 168, 211, 0.08), transparent);
}

.faq__list {
    max-width: 760px;
    margin: 0 auto;
}

.faq__item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: 10px;
    overflow: hidden;
    transition: all var(--transition-premium);
    background: linear-gradient(145deg, rgba(14, 18, 25, 0.3), transparent);
}

.faq__item:hover {
    border-color: var(--color-border-hover);
}

.faq__item.is-open {
    border-color: rgba(95, 168, 211, 0.15);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15), 0 0 20px rgba(95, 168, 211, 0.03);
}

.faq__question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 24px;
    font-size: 15px;
    font-weight: 600;
    text-align: left;
    color: var(--color-text);
    transition: color var(--transition-fast);
}

.faq__question svg {
    flex-shrink: 0;
    color: var(--color-text-muted);
    transition: transform var(--transition-base), color var(--transition-fast);
}

.faq__item.is-open .faq__question svg {
    transform: rotate(180deg);
    color: var(--color-accent);
}

.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.faq__answer p {
    padding: 0 24px 20px;
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ============================================
   CTA
   ============================================ */
.cta {
    padding: 80px 0;
}

.cta__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    padding: 52px 60px;
    background: linear-gradient(135deg, rgba(95, 168, 211, 0.06), rgba(42, 74, 107, 0.04), rgba(14, 18, 25, 0.8));
    border: 1px solid rgba(95, 168, 211, 0.1);
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-glass);
}

.cta__inner::before {
    content: '';
    position: absolute;
    top: -60%;
    right: -15%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(95, 168, 211, 0.06), transparent 60%);
    pointer-events: none;
}

.cta__inner::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(95, 168, 211, 0.2), transparent);
}

.cta__title {
    font-family: var(--font-display);
    font-size: clamp(22px, 2.5vw, 32px);
    font-weight: 700;
    margin-bottom: 8px;
}

.cta__text {
    font-size: 15px;
    color: var(--color-text-secondary);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    padding: 80px 0 0;
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(95, 168, 211, 0.1), transparent);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 48px;
}

.logo--footer .logo__mark {
    width: 36px;
    height: 36px;
    font-size: 14px;
}

.footer__desc {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-top: 16px;
}

.footer__heading {
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 16px;
    letter-spacing: 0.03em;
}

.footer__link {
    display: block;
    font-size: 14px;
    color: var(--color-text-secondary);
    padding: 4px 0;
    transition: color var(--transition-fast);
}

a.footer__link:hover {
    color: var(--color-accent);
}

.footer__socials {
    display: flex;
    gap: 10px;
}

.footer__social {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background: linear-gradient(145deg, var(--color-bg-card), rgba(14, 18, 25, 0.5));
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    transition: all var(--transition-premium);
}

.footer__social:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    box-shadow: 0 4px 16px rgba(95, 168, 211, 0.1);
    transform: translateY(-2px);
}

.footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
    border-top: 1px solid var(--color-border);
    font-size: 13px;
    color: var(--color-text-muted);
}

.footer__policy {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.footer__policy:hover {
    color: var(--color-accent);
}

/* ============================================
   MODAL
   ============================================ */
.modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
    padding: 20px;
}

.modal.is-open {
    opacity: 1;
    visibility: visible;
}

.modal__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(12px) saturate(0.8);
}

.modal__content {
    position: relative;
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    background: linear-gradient(145deg, var(--color-bg-elevated), var(--color-bg-card));
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-xl);
    padding: 44px;
    transform: scale(0.95) translateY(20px);
    transition: transform var(--transition-premium);
    box-shadow: var(--shadow-lg), 0 0 60px rgba(95, 168, 211, 0.04);
}

.modal__content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.modal.is-open .modal__content {
    transform: scale(1) translateY(0);
}

.modal__close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.modal__close:hover {
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.05);
}

/* ============================================
   QUIZ
   ============================================ */
.quiz__progress {
    height: 3px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-full);
    margin-bottom: 36px;
    overflow: hidden;
}

.quiz__progress-bar {
    height: 100%;
    width: 20%;
    background: linear-gradient(90deg, var(--color-accent-dark), var(--color-accent), var(--color-accent-light));
    border-radius: var(--radius-full);
    transition: width var(--transition-premium);
    box-shadow: 0 0 10px rgba(95, 168, 211, 0.3);
}

.quiz__step-label {
    display: block;
    font-size: 13px;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: 8px;
}

.quiz__question {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 28px;
    line-height: 1.3;
}

.quiz__body {
    margin-bottom: 32px;
    min-height: 200px;
}

.quiz__options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.quiz__option {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 22px;
    background: rgba(14, 18, 25, 0.5);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-premium);
    font-size: 15px;
}

.quiz__option:hover {
    border-color: var(--color-border-hover);
    background: rgba(19, 23, 34, 0.6);
    transform: translateX(4px);
}

.quiz__option.is-selected {
    border-color: rgba(95, 168, 211, 0.3);
    background: rgba(95, 168, 211, 0.06);
    box-shadow: 0 0 20px rgba(95, 168, 211, 0.05);
}

.quiz__option-radio {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-text-muted);
    border-radius: 50%;
    flex-shrink: 0;
    position: relative;
    transition: border-color var(--transition-fast);
}

.quiz__option.is-selected .quiz__option-radio {
    border-color: var(--color-accent);
}

.quiz__option.is-selected .quiz__option-radio::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    right: 3px;
    bottom: 3px;
    background: var(--color-accent);
    border-radius: 50%;
}

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

/* Quiz contact form (last step) */
.quiz__form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

/* ============================================
   CALLBACK FORM (modal)
   ============================================ */
.callback-form__title {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 8px;
}

.callback-form__desc {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: 28px;
}

.callback-form__form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.callback-form__note {
    font-size: 12px;
    color: var(--color-text-muted);
    margin-top: 12px;
    text-align: center;
}

/* ============================================
   SUCCESS MESSAGE
   ============================================ */
.success-msg {
    text-align: center;
    max-width: 400px;
}

.success-msg__icon {
    color: var(--color-success);
    margin-bottom: 24px;
    filter: drop-shadow(0 0 16px rgba(52, 194, 115, 0.3));
}

.success-msg__title {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 8px;
}

.success-msg__text {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: 28px;
}

/* ============================================
   FLOATING CTA (mobile)
   ============================================ */
.floating-cta {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 900;
    padding: 14px 16px;
    padding-bottom: calc(14px + env(safe-area-inset-bottom));
    background: rgba(6, 8, 13, 0.85);
    backdrop-filter: blur(24px) saturate(1.3);
    -webkit-backdrop-filter: blur(24px) saturate(1.3);
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    transform: translateY(100%);
    transition: transform var(--transition-premium);
}

.floating-cta.is-visible {
    transform: translateY(0);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .hero__inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero__subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero__actions {
        justify-content: center;
    }

    .hero__stats {
        justify-content: center;
    }

    .hero__visual {
        display: none;
    }

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

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

    .review-card {
        flex: 0 0 calc(50% - 10px);
    }

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

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

@media (max-width: 768px) {
    :root {
        --header-h: 64px;
    }

    .nav {
        display: none;
    }

    .header__phone {
        display: none;
    }

    .burger {
        display: flex;
    }

    .floating-cta {
        display: block;
    }

    .hero {
        min-height: auto;
        padding-top: calc(var(--header-h) + 48px);
        padding-bottom: 80px;
    }

    .hero__scroll-hint {
        display: none;
    }

    .hero__stats {
        gap: 24px;
    }

    .hero__stat-num {
        font-size: 24px;
    }

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

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

    .review-card {
        flex: 0 0 100%;
    }

    .bonus__card {
        flex-direction: column;
        text-align: center;
        padding: 24px;
    }

    .how__line {
        left: 27px;
    }

    .cta__inner {
        padding: 32px 24px;
    }

    .footer__grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .modal__content {
        padding: 28px 20px;
        border-radius: var(--radius-lg);
    }

    .quiz__question {
        font-size: 17px;
    }
}

@media (max-width: 480px) {
    .geography__grid {
        grid-template-columns: 1fr;
    }

    .hero__actions {
        flex-direction: column;
        width: 100%;
    }

    .hero__actions .btn {
        width: 100%;
    }

    .footer__bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}