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

:root {
    --bg-dark: #0c1220;
    --bg-card: #131a2b;
    --bg-card-hover: #1a2340;
    --accent: #e0253e;
    --accent-hover: #ff3355;
    --accent-glow: rgba(224, 37, 62, 0.4);
    --blue: #3b82f6;
    --blue-glow: rgba(59, 130, 246, 0.3);
    --purple: #8b5cf6;
    --purple-glow: rgba(139, 92, 246, 0.3);
    --cyan: #06b6d4;
    --gold: #f0b54a;
    --gold-dim: rgba(240, 181, 74, 0.12);
    --text: #f0f2f5;
    --text-dim: #a3b1c6;
    --text-muted: #5e6e82;
    --border: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(59, 130, 246, 0.15);
    --radius: 16px;
    --radius-sm: 10px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --gradient-accent: linear-gradient(135deg, #e0253e, #ff6b6b, #f0b54a);
    --gradient-blue: linear-gradient(135deg, #3b82f6, #8b5cf6);
    --gradient-card: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(139, 92, 246, 0.05));
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-dark);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
    font-weight: 600;
    font-size: 14px;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    padding: 10px 24px;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

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

.btn:hover::before {
    opacity: 1;
}

.btn--primary {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 4px 15px var(--accent-glow);
}
.btn--primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-glow), 0 0 60px rgba(224, 37, 62, 0.2);
}

/* breathing glow for primary CTA */
.hero__actions .btn--primary {
    animation: btnGlow 3s ease-in-out infinite;
}

@keyframes btnGlow {
    0%, 100% { box-shadow: 0 4px 15px var(--accent-glow); }
    50% { box-shadow: 0 4px 25px var(--accent-glow), 0 0 50px rgba(224, 37, 62, 0.15); }
}

.btn--outline {
    background: rgba(255,255,255,0.03);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
}
.btn--outline:hover {
    border-color: var(--blue);
    background: rgba(59, 130, 246, 0.08);
    box-shadow: 0 0 20px var(--blue-glow);
}

.btn--lg {
    padding: 14px 36px;
    font-size: 16px;
    border-radius: var(--radius);
}

.btn--sm {
    padding: 8px 18px;
    font-size: 13px;
}

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

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

.header.scrolled {
    background: rgba(12, 18, 32, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

.logo {
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.logo__jac {
    font-size: 28px;
    font-weight: 900;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
}

.logo__city {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-dim);
    letter-spacing: 3px;
    text-transform: uppercase;
}

.nav {
    display: flex;
    gap: 32px;
}

.nav__link {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-dim);
    position: relative;
}

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

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-blue);
    transition: var(--transition);
    border-radius: 2px;
}

.nav__link:hover::after {
    width: 100%;
}

.header__phone {
    font-size: 13px;
}

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.burger span {
    width: 24px;
    height: 2px;
    background: #fff;
    transition: var(--transition);
    border-radius: 2px;
}

.burger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.burger.active span:nth-child(2) {
    opacity: 0;
}
.burger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(224, 37, 62, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(59, 130, 246, 0.1) 0%, transparent 40%),
        radial-gradient(ellipse at 60% 80%, rgba(139, 92, 246, 0.08) 0%, transparent 40%),
        linear-gradient(180deg, var(--bg-dark) 0%, #0e1525 100%);
}

.hero__bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

/* Animated gradient blobs */
.hero__blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: blobFloat 8s ease-in-out infinite;
    pointer-events: none;
}

.hero__blob--1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(224, 37, 62, 0.3), transparent 70%);
    top: 10%;
    left: 5%;
    animation-delay: 0s;
}

.hero__blob--2 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.25), transparent 70%);
    top: 30%;
    right: 10%;
    animation-delay: -3s;
    animation-duration: 10s;
}

.hero__blob--3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.2), transparent 70%);
    bottom: 15%;
    left: 30%;
    animation-delay: -5s;
    animation-duration: 12s;
}

@keyframes blobFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -20px) scale(1.05); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(20px, 10px) scale(1.02); }
}

/* Floating particles */
.particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: rgba(59, 130, 246, 0.5);
    border-radius: 50%;
    animation: particleFloat linear infinite;
}

.particle:nth-child(1) { left: 10%; animation-duration: 15s; animation-delay: 0s; background: rgba(224, 37, 62, 0.4); }
.particle:nth-child(2) { left: 20%; animation-duration: 18s; animation-delay: -3s; width: 2px; height: 2px; }
.particle:nth-child(3) { left: 35%; animation-duration: 12s; animation-delay: -5s; background: rgba(139, 92, 246, 0.4); }
.particle:nth-child(4) { left: 50%; animation-duration: 20s; animation-delay: -8s; width: 4px; height: 4px; }
.particle:nth-child(5) { left: 65%; animation-duration: 14s; animation-delay: -2s; background: rgba(240, 181, 74, 0.3); }
.particle:nth-child(6) { left: 75%; animation-duration: 16s; animation-delay: -6s; }
.particle:nth-child(7) { left: 85%; animation-duration: 22s; animation-delay: -10s; background: rgba(139, 92, 246, 0.3); width: 2px; height: 2px; }
.particle:nth-child(8) { left: 92%; animation-duration: 17s; animation-delay: -4s; background: rgba(224, 37, 62, 0.3); }

@keyframes particleFloat {
    0% { transform: translateY(100vh) rotate(0deg); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-100px) rotate(720deg); opacity: 0; }
}

/* Hero two-column grid */
.hero__inner-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    padding: 120px 0 80px;
    max-width: 1280px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
}

.hero__content {
    position: relative;
}

.hero__badge {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gold);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 24px;
    padding: 8px 20px;
    border: 1px solid rgba(240, 181, 74, 0.3);
    border-radius: 100px;
    background: var(--gold-dim);
    animation: badgePulse 3s ease-in-out infinite;
}

@keyframes badgePulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(240, 181, 74, 0.2); }
    50% { box-shadow: 0 0 20px 5px rgba(240, 181, 74, 0.1); }
}

.hero__title {
    font-size: clamp(40px, 6vw, 72px);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

/* Animated gradient on accent text */
.accent {
    background: var(--gradient-accent);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 100% center; }
}

/* Hero title reveal animation */
.hero__title {
    opacity: 0;
    transform: translateY(30px);
    animation: heroTitleReveal 0.8s ease-out 0.3s forwards;
}

.hero__badge {
    opacity: 0;
    transform: translateY(20px);
    animation: heroTitleReveal 0.6s ease-out 0.1s forwards;
}

.hero__subtitle {
    opacity: 0;
    transform: translateY(20px);
    animation: heroTitleReveal 0.6s ease-out 0.5s forwards;
}

.hero__actions {
    opacity: 0;
    transform: translateY(20px);
    animation: heroTitleReveal 0.6s ease-out 0.7s forwards;
}

.hero__stats {
    opacity: 0;
    transform: translateY(20px);
    animation: heroTitleReveal 0.6s ease-out 0.9s forwards;
}

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

.hero__subtitle {
    font-size: clamp(16px, 2vw, 20px);
    color: var(--text-dim);
    max-width: 560px;
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero__actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 64px;
}

.hero__stats {
    display: flex;
    gap: 48px;
    flex-wrap: wrap;
}

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

.hero__stat-num {
    font-size: 28px;
    font-weight: 800;
    background: linear-gradient(135deg, #fff, var(--blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.hero__scroll {
    position: absolute;
    bottom: 40px;
    right: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    z-index: 1;
}

.hero__scroll span {
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-muted);
    writing-mode: vertical-rl;
}

.hero__scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--blue), var(--purple), transparent);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0%, 100% { opacity: 0.3; transform: scaleY(0.5); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ===== HERO SLIDER ===== */
.hero-slider {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    background: transparent;
    border: none;
    opacity: 0;
    transform: translateX(40px);
    animation: heroSliderReveal 0.8s ease-out 0.6s forwards;
}

@keyframes heroSliderReveal {
    to { opacity: 1; transform: translateX(0); }
}

.hero-slider__glow {
    display: none;
}

.hero-slider__track {
    position: relative;
    height: 420px;
}

.hero-slide {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    opacity: 0;
    transform: scale(0.95);
    transition: opacity 0.6s ease, transform 0.6s ease;
    pointer-events: none;
}

.hero-slide.active {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
}

.hero-slide.prev {
    opacity: 0;
    transform: scale(1.05);
}

.hero-slide__img {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.hero-slide__img::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center bottom, rgba(59, 130, 246, 0.08), transparent 70%);
}

.hero-slide__img img {
    max-width: 100%;
    max-height: 260px;
    object-fit: contain;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.4));
    transition: transform 0.6s ease;
}

.hero-slide.active .hero-slide__img img {
    animation: slideImgFloat 4s ease-in-out infinite;
}

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

.hero-slide__info {
    padding: 0 24px 24px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.hero-slide__name {
    font-size: 22px;
    font-weight: 800;
    color: var(--text);
}

.hero-slide__trim {
    font-size: 14px;
    color: var(--gold);
    font-weight: 500;
}

.hero-slide__price {
    font-size: 16px;
    font-weight: 700;
    margin-top: 4px;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-slider__controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px 16px;
}

.hero-slider__dots {
    display: flex;
    gap: 8px;
}

.hero-slider__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.15);
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
    position: relative;
}

.hero-slider__dot.active {
    background: var(--blue);
    box-shadow: 0 0 12px var(--blue-glow);
}

.hero-slider__dot.active::after {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    border-radius: 50%;
    background: conic-gradient(var(--blue) var(--dot-progress, 0%), transparent var(--dot-progress, 0%));
    -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 2px), #fff calc(100% - 2px));
    mask: radial-gradient(farthest-side, transparent calc(100% - 2px), #fff calc(100% - 2px));
}

.hero-slider__dot:hover:not(.active) {
    background: rgba(255, 255, 255, 0.3);
}

.hero-slider__arrows {
    display: flex;
    gap: 8px;
}

.hero-slider__arrow {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-dim);
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.hero-slider__arrow:hover {
    background: var(--blue);
    border-color: var(--blue);
    color: #fff;
    box-shadow: 0 0 20px var(--blue-glow);
}

.hero-slider__progress {
    display: none;
}

.hero-slider__progress-bar {
    display: none;
}

/* ===== SECTION COMMON ===== */
.section__badge {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section__title {
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.section__subtitle {
    font-size: 16px;
    color: var(--text-dim);
    max-width: 500px;
    margin-bottom: 48px;
}

/* ===== MODELS ===== */
.models {
    padding: 100px 0;
    position: relative;
}

/* subtle gradient stripe */
.models::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--blue-glow), var(--purple-glow), transparent);
}

.models__category {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dim);
    margin-bottom: 24px;
    margin-top: 48px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.models__category:first-of-type {
    margin-top: 0;
}

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

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

/* ===== CARD ===== */
.card {
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: default;
    position: relative;
}

/* Gradient border glow on hover */
.card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--radius);
    padding: 1px;
    background: linear-gradient(135deg, var(--blue), var(--purple), var(--accent));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 1;
    pointer-events: none;
}

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

.card:hover {
    background: var(--bg-card-hover);
    transform: translateY(-6px);
    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.4),
        0 0 40px rgba(59, 130, 246, 0.08);
}

.card__img {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: linear-gradient(135deg, #151d30 0%, #0e1525 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.card__img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 16px;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover .card__img img {
    transform: scale(1.08);
}

.card__placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
}

.card__placeholder svg {
    opacity: 0.3;
}

.card__placeholder span {
    font-size: 14px;
    font-weight: 600;
}

.card__badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 12px;
    font-size: 11px;
    font-weight: 600;
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(10px);
    border-radius: 100px;
    color: var(--text-dim);
    letter-spacing: 0.5px;
    z-index: 2;
}

.card__badge--accent {
    background: rgba(224, 37, 62, 0.2);
    color: #ff6b7a;
    border: 1px solid rgba(224, 37, 62, 0.3);
}

.card__badge--gold {
    background: var(--gold-dim);
    color: var(--gold);
    border: 1px solid rgba(240, 181, 74, 0.25);
}

.card__body {
    padding: 20px;
}

.card__name {
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 2px;
}

.card__trim {
    font-size: 14px;
    color: var(--gold);
    font-weight: 500;
    margin-bottom: 16px;
}

.card__specs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.card__specs span {
    padding: 4px 10px;
    font-size: 12px;
    background: rgba(59, 130, 246, 0.08);
    border-radius: 6px;
    color: var(--text-dim);
    border: 1px solid rgba(59, 130, 246, 0.1);
}

.card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.card__price {
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
}

/* ===== ADVANTAGES ===== */
.advantages {
    padding: 100px 0;
    position: relative;
    background: linear-gradient(180deg, transparent, rgba(59, 130, 246, 0.03), rgba(139, 92, 246, 0.02), transparent);
}

.advantages__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.adv-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 24px;
    transition: all 0.4s ease;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Gradient top border on hover */
.adv-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-blue);
    transform: scaleX(0);
    transition: transform 0.4s ease;
    transform-origin: left;
}

.adv-card:hover::after {
    transform: scaleX(1);
}

.adv-card:hover {
    border-color: var(--border-glow);
    background: var(--bg-card-hover);
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 0 0 30px rgba(59, 130, 246, 0.06);
}

.adv-card__icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.12), rgba(139, 92, 246, 0.08));
    color: var(--blue);
    transition: all 0.4s ease;
}

.adv-card:hover .adv-card__icon {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(139, 92, 246, 0.15));
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.15);
}

.adv-card__title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
}

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

/* ===== ABOUT ===== */
.about {
    padding: 100px 0;
}

.about__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about__desc {
    font-size: 15px;
    color: var(--text-dim);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about__features {
    display: flex;
    gap: 40px;
    margin-top: 32px;
}

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

.about__feature-num {
    font-size: 32px;
    font-weight: 800;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about__feature-label {
    font-size: 13px;
    color: var(--text-muted);
}

.about__visual {
    display: flex;
    justify-content: center;
}

.about__box {
    width: 340px;
    height: 340px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.08), rgba(224, 37, 62, 0.06));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.about__box::before {
    content: '';
    position: absolute;
    inset: -20px;
    border-radius: 50%;
    border: 1px solid transparent;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), transparent, rgba(139, 92, 246, 0.2), transparent) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    animation: rotateSlow 20s linear infinite;
}

.about__box::after {
    content: '';
    position: absolute;
    inset: -40px;
    border-radius: 50%;
    border: 1px solid transparent;
    background: linear-gradient(135deg, transparent, rgba(224, 37, 62, 0.15), transparent, rgba(240, 181, 74, 0.1)) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    animation: rotateSlow 30s linear infinite reverse;
}

@keyframes rotateSlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.about__box-inner {
    text-align: center;
}

.about__box-logo {
    display: block;
    font-size: 56px;
    font-weight: 900;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 4px;
    margin-bottom: 8px;
}

.about__box-text {
    font-size: 14px;
    color: var(--text-dim);
    line-height: 1.6;
}

/* ===== CALLBACK ===== */
.callback {
    padding: 100px 0;
    position: relative;
    background: linear-gradient(180deg, transparent, rgba(139, 92, 246, 0.03), rgba(59, 130, 246, 0.03), transparent);
}

.callback__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.callback__desc {
    font-size: 15px;
    color: var(--text-dim);
    line-height: 1.8;
    margin-top: 16px;
}

.callback__form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    position: relative;
    overflow: hidden;
}

/* Subtle gradient border on form */
.callback__form::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--radius);
    padding: 1px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.3), transparent, rgba(139, 92, 246, 0.2));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.form__input {
    width: 100%;
    padding: 16px 20px;
    font-family: inherit;
    font-size: 15px;
    color: var(--text);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    outline: none;
    transition: var(--transition);
    -webkit-appearance: none;
}

.form__input:focus {
    border-color: var(--blue);
    box-shadow: 0 0 0 3px var(--blue-glow), 0 0 20px rgba(59, 130, 246, 0.1);
    background: rgba(59, 130, 246, 0.04);
}

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

.form__select {
    cursor: pointer;
}

.form__select option {
    background: var(--bg-dark);
    color: var(--text);
}

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

/* ===== CONTACTS ===== */
.contacts {
    padding: 100px 0;
}

.contacts__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    margin-top: 48px;
}

.contacts__info {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.contacts__item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 16px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.contacts__item:hover {
    background: rgba(59, 130, 246, 0.04);
}

.contacts__item svg {
    flex-shrink: 0;
    color: var(--blue);
    margin-top: 2px;
}

.contacts__label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.contacts__value {
    font-size: 16px;
    font-weight: 500;
}

a.contacts__value:hover {
    color: var(--blue);
}

.contacts__socials {
    display: flex;
    gap: 12px;
    margin-top: 12px;
    padding-left: 16px;
}

.contacts__social {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-dim);
    transition: all 0.4s ease;
}

.contacts__social:hover {
    background: var(--blue);
    border-color: var(--blue);
    color: #fff;
    transform: translateY(-4px);
    box-shadow: 0 8px 25px var(--blue-glow);
}

.contacts__social:nth-child(2):hover {
    background: linear-gradient(135deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
    border-color: #dc2743;
    box-shadow: 0 8px 25px rgba(220, 39, 67, 0.3);
}

.contacts__social:nth-child(3):hover {
    background: #1877f2;
    border-color: #1877f2;
    box-shadow: 0 8px 25px rgba(24, 119, 242, 0.3);
}

.contacts__map {
    border-radius: var(--radius);
    overflow: hidden;
    min-height: 320px;
}

.contacts__map-placeholder {
    width: 100%;
    height: 100%;
    min-height: 320px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--text-muted);
}

.contacts__map-placeholder p {
    font-size: 16px;
    font-weight: 600;
}

.contacts__map-placeholder span {
    font-size: 13px;
    opacity: 0.6;
}

/* ===== FOOTER ===== */
.footer {
    padding: 40px 0;
    border-top: 1px solid var(--border);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--blue-glow), var(--purple-glow), transparent);
}

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

.footer__copy {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 8px;
}

.footer__links {
    display: flex;
    gap: 24px;
}

.footer__links a {
    font-size: 14px;
    color: var(--text-dim);
}

.footer__links a:hover {
    color: var(--blue);
}

/* ===== MODAL ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(8, 12, 24, 0.85);
    backdrop-filter: blur(12px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    padding: 24px;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    max-width: 640px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(20px) scale(0.95);
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}

.modal__close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    background: rgba(255,255,255,0.05);
    border: none;
    border-radius: 50%;
    color: var(--text-dim);
    cursor: pointer;
    transition: var(--transition);
    z-index: 1;
}

.modal__close:hover {
    background: var(--accent);
    color: #fff;
    transform: rotate(90deg);
}

.modal__content {
    padding: 40px;
}

.modal__content h3 {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 4px;
}

.modal__content .modal__trim {
    color: var(--gold);
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 24px;
}

.modal__content .modal__price {
    font-size: 22px;
    font-weight: 700;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 24px;
}

.modal__specs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 28px;
}

.modal__spec {
    padding: 16px;
    background: rgba(59, 130, 246, 0.04);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.modal__spec:hover {
    border-color: var(--border-glow);
    background: rgba(59, 130, 246, 0.08);
}

.modal__spec-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.modal__spec-value {
    font-size: 15px;
    font-weight: 600;
}

.modal__features {
    margin-bottom: 28px;
}

.modal__features h4 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dim);
}

.modal__features ul {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.modal__features li {
    font-size: 14px;
    color: var(--text-dim);
    padding-left: 20px;
    position: relative;
}

.modal__features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--blue);
}

/* ===== TOAST ===== */
.toast {
    position: fixed;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%) translateY(120px);
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 28px;
    background: #0d2818;
    border: 1px solid #1a5c30;
    border-radius: var(--radius);
    z-index: 3000;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    color: #4ade80;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.toast.show {
    transform: translateX(-50%) translateY(0);
}

/* ===== ANIMATIONS ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Slide-in variants */
.fade-in-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Scale-in for special elements */
.scale-in {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero__inner-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .hero-slider__track {
        height: 350px;
    }

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

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

    .about__inner,
    .callback__inner,
    .contacts__grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about__visual {
        order: -1;
    }

    .about__box {
        width: 260px;
        height: 260px;
    }

    .about__box-logo {
        font-size: 40px;
    }
}

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        flex-direction: column;
        background: rgba(12, 18, 32, 0.98);
        backdrop-filter: blur(20px);
        padding: 80px 32px 32px;
        gap: 24px;
        transition: var(--transition);
        border-left: 1px solid var(--border);
    }

    .nav.open {
        right: 0;
    }

    .nav__link {
        font-size: 18px;
    }

    .header__phone {
        display: none;
    }

    .burger {
        display: flex;
    }

    .models__grid,
    .models__grid--2 {
        grid-template-columns: 1fr;
    }

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

    .hero__inner-grid {
        padding-top: 90px;
        padding-bottom: 40px;
        gap: 24px;
    }

    /* Mobile slider: full-width, transparent */
    .hero-slider {
        border-radius: 0;
        margin-left: -24px;
        margin-right: -24px;
        border: none;
        background: transparent;
        backdrop-filter: none;
    }

    .hero-slider__glow {
        display: none;
    }

    .hero-slider__track {
        height: 280px;
    }

    .hero-slide {
        flex-direction: column;
        padding: 0;
        gap: 0;
    }

    .hero-slide__img {
        flex: none;
        height: 180px;
        padding: 16px 24px;
    }

    .hero-slide__img::before {
        display: none;
    }

    .hero-slide__img img {
        max-height: 150px;
        max-width: 80%;
        filter: drop-shadow(0 12px 30px rgba(0, 0, 0, 0.4));
    }

    @keyframes slideImgFloat {
        0%, 100% { transform: translateY(0); }
        50% { transform: translateY(-5px); }
    }

    .hero-slide__info {
        padding: 0 24px 16px;
        text-align: center;
        align-items: center;
        gap: 2px;
    }

    .hero-slide__name {
        font-size: 20px;
    }

    .hero-slide__trim {
        font-size: 13px;
    }

    .hero-slide__price {
        font-size: 15px;
        margin-top: 4px;
    }

    .hero-slider__controls {
        padding: 4px 20px 12px;
    }

    .hero-slider__dots {
        gap: 6px;
    }

    .hero-slider__dot {
        width: 6px;
        height: 6px;
    }

    .hero-slider__dot.active {
        width: 20px;
    }

    .hero-slider__arrow {
        width: 34px;
        height: 34px;
    }

    .hero-slider__arrow svg {
        width: 16px;
        height: 16px;
    }

    .hero__stats {
        gap: 24px;
    }

    .hero__scroll {
        display: none;
    }

    .hero__title {
        font-size: 32px;
    }

    .hero__subtitle {
        font-size: 15px;
        margin-bottom: 28px;
    }

    .hero__actions {
        margin-bottom: 40px;
    }

    .footer__inner {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }

    .footer__links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .modal__content {
        padding: 28px 20px;
    }

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

    .modal__features ul {
        grid-template-columns: 1fr;
    }

    .about__features {
        gap: 24px;
    }

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

    .hero__blob {
        opacity: 0.3;
    }

    .callback__form {
        padding: 24px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero__inner-grid {
        padding-top: 80px;
        padding-bottom: 30px;
    }

    .hero__title {
        font-size: 28px;
    }

    .hero__badge {
        font-size: 11px;
        padding: 6px 14px;
        letter-spacing: 2px;
    }

    .hero__actions {
        flex-direction: column;
        margin-bottom: 32px;
    }

    .hero__actions .btn {
        width: 100%;
    }

    .hero__stats {
        gap: 20px;
    }

    .hero__stat-num {
        font-size: 22px;
    }

    .hero-slider {
        margin-left: -16px;
        margin-right: -16px;
    }

    .hero-slider__track {
        height: 250px;
    }

    .hero-slide__img {
        height: 155px;
        padding: 12px 20px;
    }

    .hero-slide__img img {
        max-height: 130px;
    }

    .hero-slide__name {
        font-size: 18px;
    }

    .hero-slide__trim {
        font-size: 12px;
    }

    .hero-slide__price {
        font-size: 14px;
    }

    .card__footer {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }

    .card__btn {
        width: 100%;
    }
}