/* ═══════════════════════════════════════════════════════
   STOCKOPTIONZ — Design System & Global Styles
   ═══════════════════════════════════════════════════════ */

/* ─── CSS Custom Properties ─── */
:root {
    /* Colors */
    --bg-primary: #080F20;
    --bg-secondary: #0C1528;
    --bg-card: #111B33;
    --bg-card-hover: #162040;
    --bg-light: #0E1830;
    --bg-surface: rgba(17, 27, 51, 0.6);

    --text-primary: #FFFFFF;
    --text-secondary: #96AEC1;
    --text-muted: #5C7A94;

    --accent-blue: #33A5FB;
    --accent-blue-dark: #284CD6;
    --accent-green: #00D68F;
    --accent-purple: #A78BFA;
    --accent-orange: #F97316;
    --accent-pink: #F472B6;
    --accent-cyan: #06B6D4;

    --gradient-primary: linear-gradient(135deg, #284CD6 0%, #33A5FB 100%);
    --gradient-hero: linear-gradient(135deg, #0a1628 0%, #0f1f3d 50%, #0a1225 100%);
    --gradient-text: linear-gradient(135deg, #33A5FB, #A78BFA);
    --gradient-cta: linear-gradient(135deg, #284CD6 0%, #33A5FB 50%, #284CD6 100%);
    --gradient-promo: linear-gradient(135deg, #162040 0%, #1a2d5a 50%, #162040 100%);

    --border-color: rgba(51, 165, 251, 0.12);
    --border-glow: rgba(51, 165, 251, 0.25);

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 30px rgba(51, 165, 251, 0.15);

    /* Typography */
    --font-primary: 'Nunito Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Montserrat', 'Nunito Sans', sans-serif;

    /* Spacing */
    --section-padding: 100px;
    --container-max: 1240px;
    --header-height: 72px;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ─── Reset & Base ─── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }
input { font: inherit; }

/* ─── Utilities ─── */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 560px;
    margin: 0 auto 60px;
    line-height: 1.7;
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-weight: 700;
    border-radius: 10px;
    transition: all var(--transition-base);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn--sm { padding: 10px 22px; font-size: 0.85rem; }
.btn--lg { padding: 16px 36px; font-size: 1rem; }
.btn--full { width: 100%; }

.btn--primary {
    background: var(--gradient-cta);
    background-size: 200% 100%;
    color: #fff;
    border: none;
    box-shadow: 0 4px 20px rgba(40, 76, 214, 0.35);
}
.btn--primary:hover {
    background-position: 100% 0;
    box-shadow: 0 6px 28px rgba(40, 76, 214, 0.5);
    transform: translateY(-2px);
}

.btn--outline {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border-glow);
}
.btn--outline:hover {
    background: rgba(51, 165, 251, 0.08);
    border-color: var(--accent-blue);
    transform: translateY(-2px);
}

.btn--gradient {
    background: var(--gradient-cta);
    background-size: 200% 100%;
    color: #fff;
    padding: 14px 32px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    border-radius: 10px;
    border: none;
    box-shadow: 0 4px 20px rgba(40, 76, 214, 0.35);
    transition: all var(--transition-base);
}
.btn--gradient:hover {
    background-position: 100% 0;
    box-shadow: 0 6px 28px rgba(40, 76, 214, 0.5);
    transform: translateY(-2px);
}

/* ═══════════════════════════════════════════════════════
   HEADER
   ═══════════════════════════════════════════════════════ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    z-index: 1000;
    background: rgba(8, 15, 32, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-base), box-shadow var(--transition-base);
}

.header.scrolled {
    background: rgba(8, 15, 32, 0.95);
    box-shadow: var(--shadow-md);
}

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

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

.logo__icon { width: 36px; height: 36px; }

.logo__text {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.logo__highlight { color: var(--accent-blue); }

/* Info Banner */
.header__info-banner {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(51, 165, 251, 0.06);
    border: 1px solid rgba(51, 165, 251, 0.1);
    border-radius: 8px;
    padding: 6px 14px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.header__info-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-green);
    animation: pulse-dot 2s infinite;
    flex-shrink: 0;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0, 214, 143, 0.4); }
    50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(0, 214, 143, 0); }
}

/* Nav */
.header__nav { margin-left: auto; }

.nav__list {
    display: flex;
    gap: 28px;
}

.nav__list a {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    position: relative;
    padding: 4px 0;
}

.nav__list a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 1px;
    transition: width var(--transition-base);
}

.nav__list a:hover { color: var(--text-primary); }
.nav__list a:hover::after { width: 100%; }

/* Header Actions */
.header__actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Language Selector */
.lang-selector {
    position: relative;
}

.lang-selector__btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.82rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}
.lang-selector__btn:hover { color: var(--text-primary); background: rgba(255,255,255,0.04); }

.lang-selector__dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 8px;
    min-width: 160px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-base);
    z-index: 100;
}

.lang-selector:hover .lang-selector__dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-selector__dropdown a {
    display: block;
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}
.lang-selector__dropdown a:hover {
    background: rgba(51, 165, 251, 0.08);
    color: var(--text-primary);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 28px;
    padding: 4px 0;
    z-index: 1100;
}
.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ═══════════════════════════════════════════════════════
   MOBILE NAV OVERLAY
   ═══════════════════════════════════════════════════════ */
.mobile-nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(8, 15, 32, 0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    z-index: 1050;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    overflow-y: auto;
}
.mobile-nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav__inner {
    padding: 24px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.mobile-nav__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.mobile-nav__close {
    font-size: 2rem;
    color: var(--text-secondary);
    line-height: 1;
}

.mobile-nav__links {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 32px;
}

.mobile-nav__links a {
    display: block;
    padding: 16px 20px;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-radius: 12px;
    transition: all var(--transition-fast);
}
.mobile-nav__links a:hover {
    color: var(--text-primary);
    background: rgba(51, 165, 251, 0.06);
}

.mobile-nav__buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: auto;
}

/* ═══════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(var(--header-height) + 40px) 0 80px;
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
    z-index: 0;
}

.hero__bg::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(40, 76, 214, 0.15) 0%, transparent 70%);
    animation: float-orb 15s ease-in-out infinite;
}

.hero__bg::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -15%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(51, 165, 251, 0.1) 0%, transparent 70%);
    animation: float-orb 20s ease-in-out infinite reverse;
}

@keyframes float-orb {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -40px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

/* Particle Grid */
.hero__particles {
    position: absolute;
    inset: 0;
    z-index: 1;
    overflow: hidden;
}

.hero__inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero__content { max-width: 580px; }

.hero__title {
    font-family: var(--font-heading);
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 900;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.hero__subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 480px;
}

/* Register Form */
.register-form__row {
    display: flex;
    gap: 12px;
}

.register-form__field {
    flex: 1;
    position: relative;
}

.register-form__field input {
    width: 100%;
    padding: 16px 20px;
    background: var(--bg-surface);
    border: 1.5px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 0.95rem;
    outline: none;
    transition: all var(--transition-base);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

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

.register-form__field input:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(51, 165, 251, 0.12);
}

.register-form__submit {
    flex-shrink: 0;
}

.register-form__hint {
    margin-top: 14px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.register-form__hint a {
    color: var(--accent-blue);
    font-weight: 600;
}
.register-form__hint a:hover { text-decoration: underline; }

/* Hero Visual */
.hero__visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 400px;
}

/* Chart Card */
.chart-card__header,
.chart-card__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.hero__chart-card {
    background: rgba(17, 27, 51, 0.85);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 24px;
    width: 100%;
    max-width: 420px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    animation: card-float 6s ease-in-out infinite;
}

@keyframes card-float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

.chart-card__pair {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 0.95rem;
}

.chart-card__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}
.chart-card__dot--green { background: var(--accent-green); box-shadow: 0 0 8px rgba(0, 214, 143, 0.5); }

.chart-card__price {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    gap: 4px;
}
.chart-card__price--up { color: var(--accent-green); }

.chart-card__canvas {
    height: 140px;
    margin: 16px 0;
    position: relative;
    overflow: hidden;
    border-radius: 8px;
}

.chart-card__footer { gap: 16px; }

.chart-card__stat { text-align: center; }
.chart-card__label { display: block; font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 2px; }
.chart-card__value { font-family: var(--font-heading); font-weight: 700; font-size: 0.95rem; }
.chart-card__value--green { color: var(--accent-green); }

/* Floating Cards */
.hero__floating-cards {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(17, 27, 51, 0.9);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 12px 18px;
    font-size: 0.82rem;
    font-weight: 600;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--shadow-md);
    animation: float-card 5s ease-in-out infinite;
}

.floating-card--1 { top: 5%; left: -5%; animation-delay: 0s; }
.floating-card--2 { bottom: 15%; left: -10%; animation-delay: 1.5s; }
.floating-card--3 { top: 15%; right: -8%; animation-delay: 3s; }

@keyframes float-card {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* ═══════════════════════════════════════════════════════
   STATS BAR
   ═══════════════════════════════════════════════════════ */
.stats-bar {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 40px 0;
}

.stats-bar__inner {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.stat-item { text-align: center; }

.stat-item__number {
    display: block;
    font-family: var(--font-heading);
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 4px;
}

.stat-item__label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
}

/* ═══════════════════════════════════════════════════════
   FEATURES
   ═══════════════════════════════════════════════════════ */
.features {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
}

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

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 32px;
    transition: all var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
}
.feature-card:hover::before { opacity: 1; }

.feature-card__icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-card__icon--blue { background: rgba(51, 165, 251, 0.12); color: var(--accent-blue); }
.feature-card__icon--green { background: rgba(0, 214, 143, 0.12); color: var(--accent-green); }
.feature-card__icon--purple { background: rgba(167, 139, 250, 0.12); color: var(--accent-purple); }
.feature-card__icon--orange { background: rgba(249, 115, 22, 0.12); color: var(--accent-orange); }
.feature-card__icon--pink { background: rgba(244, 114, 182, 0.12); color: var(--accent-pink); }
.feature-card__icon--cyan { background: rgba(6, 182, 212, 0.12); color: var(--accent-cyan); }

.feature-card h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.65;
    margin-bottom: 18px;
}

.feature-card__link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent-blue);
    transition: gap var(--transition-fast);
}
.feature-card__link:hover { gap: 10px; }

/* ═══════════════════════════════════════════════════════
   PROMO / TEST YOUR LUCK
   ═══════════════════════════════════════════════════════ */
.promo {
    padding: 80px 0;
    background: var(--gradient-promo);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.promo::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(51, 165, 251, 0.08) 0%, transparent 70%);
}

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

.promo__content h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    margin-bottom: 14px;
}

.promo__content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.promo-form {
    display: flex;
    gap: 12px;
}

.promo-form input {
    flex: 1;
    padding: 16px 20px;
    background: var(--bg-surface);
    border: 1.5px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 0.95rem;
    outline: none;
    transition: all var(--transition-base);
    backdrop-filter: blur(12px);
}
.promo-form input::placeholder { color: var(--text-muted); }
.promo-form input:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(51, 165, 251, 0.12);
}

/* ═══════════════════════════════════════════════════════
   PLATFORMS
   ═══════════════════════════════════════════════════════ */
.platforms {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
}

.platforms__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 60px;
}

.platform-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 28px 20px;
    text-align: center;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

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

.platform-card__icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: rgba(51, 165, 251, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-blue);
    transition: all var(--transition-base);
}

.platform-card:hover .platform-card__icon {
    background: rgba(51, 165, 251, 0.15);
    transform: scale(1.08);
}

.platform-card__title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
}

.platform-card__action {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-blue);
    padding: 6px 16px;
    border: 1px solid rgba(51, 165, 251, 0.2);
    border-radius: 8px;
    transition: all var(--transition-fast);
}

.platform-card:hover .platform-card__action {
    background: rgba(51, 165, 251, 0.1);
    border-color: var(--accent-blue);
}

/* Phone Mockups */
.platforms__phones {
    display: flex;
    justify-content: center;
    gap: 30px;
    position: relative;
}

.phone-mockup {
    width: 260px;
    height: 460px;
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 36px;
    padding: 12px;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 24px;
    background: var(--bg-primary);
    border-radius: 0 0 16px 16px;
    z-index: 2;
}

.phone-mockup--left { transform: perspective(1000px) rotateY(8deg) translateY(20px); }
.phone-mockup--right { transform: perspective(1000px) rotateY(-8deg) translateY(-20px); }

.phone-mockup__screen {
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    border-radius: 26px;
    overflow: hidden;
    position: relative;
}

.phone-screen-chart {
    width: 100%;
    height: 100%;
    position: relative;
}

/* ═══════════════════════════════════════════════════════
   ACHIEVEMENTS
   ═══════════════════════════════════════════════════════ */
.achievements {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.achievements__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.achievement-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 36px;
    transition: all var(--transition-slow);
    position: relative;
    overflow: hidden;
}

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

.achievement-card__number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0.2;
    position: absolute;
    top: 16px;
    right: 24px;
}

.achievement-card h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.achievement-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* ═══════════════════════════════════════════════════════
   REVIEWS
   ═══════════════════════════════════════════════════════ */
.reviews {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
}

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

.reviews__track {
    display: flex;
    gap: 24px;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.review-card {
    min-width: calc(33.333% - 16px);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 32px;
    flex-shrink: 0;
    transition: all var(--transition-base);
}
.review-card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
}

.review-card__stars {
    color: #FBBF24;
    font-size: 1.1rem;
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.review-card__text {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

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

.review-card__avatar {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.1rem;
    color: #fff;
    flex-shrink: 0;
}

.review-card__author strong {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
}

.review-card__author span {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.reviews__controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 40px;
}

.reviews__arrow {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}
.reviews__arrow:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
    background: rgba(51, 165, 251, 0.08);
}

.reviews__dots {
    display: flex;
    gap: 8px;
}

.reviews__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
    transition: all var(--transition-base);
    cursor: pointer;
}
.reviews__dot.active {
    background: var(--accent-blue);
    width: 24px;
    border-radius: 4px;
}

/* ═══════════════════════════════════════════════════════
   CTA
   ═══════════════════════════════════════════════════════ */
.cta {
    padding: 100px 0;
    background: var(--gradient-promo);
    text-align: center;
    position: relative;
    overflow: hidden;
    border-top: 1px solid var(--border-color);
}

.cta::before,
.cta::after {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(51, 165, 251, 0.06) 0%, transparent 70%);
}
.cta::before { top: -250px; left: -100px; }
.cta::after { bottom: -250px; right: -100px; }

.cta__inner { position: relative; z-index: 1; }

.cta h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 800;
    margin-bottom: 14px;
}

.cta p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 36px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta__buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ═══════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════ */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 80px 0 32px;
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 60px;
}

.footer__brand p {
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.7;
    margin-top: 16px;
    max-width: 300px;
}

.footer__socials {
    display: flex;
    gap: 10px;
    margin-top: 24px;
}

.footer__socials a {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}
.footer__socials a:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
    background: rgba(51, 165, 251, 0.08);
    transform: translateY(-2px);
}

.footer__col h4 {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

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

.footer__col a {
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}
.footer__col a:hover { color: var(--accent-blue); }

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 16px;
}

.footer__bottom p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer__bottom-links {
    display: flex;
    gap: 24px;
}

.footer__bottom-links a {
    font-size: 0.8rem;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}
.footer__bottom-links a:hover { color: var(--accent-blue); }

/* ═══════════════════════════════════════════════════════
   SCROLL ANIMATIONS
   ═══════════════════════════════════════════════════════ */
[data-anim] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-anim].visible {
    opacity: 1;
    transform: translateY(0);
}

/* ═══════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
    .header__info-banner { display: none; }
    .nav__list { gap: 20px; }

    .hero__inner { grid-template-columns: 1fr; text-align: center; }
    .hero__content { max-width: 100%; }
    .hero__subtitle { margin-left: auto; margin-right: auto; }
    .hero__visual { display: none; }

    .register-form__row { max-width: 480px; margin: 0 auto; }
    .register-form__hint { text-align: center; }

    .features__grid { grid-template-columns: repeat(2, 1fr); }
    .promo__inner { grid-template-columns: 1fr; text-align: center; }
    .platforms__grid { grid-template-columns: repeat(2, 1fr); }
    .platforms__phones { display: none; }
    .achievements__grid { grid-template-columns: 1fr; }

    .review-card { min-width: calc(50% - 12px); }

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

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
        --header-height: 64px;
    }

    .header__nav { display: none; }
    .header__actions { display: none; }
    .hamburger { display: flex; }

    .register-form__row { flex-direction: column; }
    .register-form__submit { width: 100%; }

    .stats-bar__inner { grid-template-columns: repeat(2, 1fr); gap: 24px; }

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

    .promo-form { flex-direction: column; }

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

    .review-card { min-width: calc(100% - 0px); }

    .footer__grid { grid-template-columns: 1fr; gap: 32px; }
    .footer__bottom { flex-direction: column; text-align: center; }
    .footer__bottom-links { justify-content: center; flex-wrap: wrap; }
}

@media (max-width: 480px) {
    .stats-bar__inner { grid-template-columns: repeat(2, 1fr); }
    .platforms__grid { grid-template-columns: 1fr; }
    .cta__buttons { flex-direction: column; align-items: center; }
}