:root {
    --primary: #6c63ff;
    --primary-hover: #5a52d5;
    --primary-gradient: linear-gradient(135deg, #6c63ff 0%, #5a52d5 100%);
    
    --text: #1f2937;
    --text-secondary: #6b7280;
    
    --bg: #ffffff;
    --bg-secondary: #f8fafc;
    --border: #e5e7eb;
    
    --radius: 20px;
    --radius-sm: 12px;
    
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    --shadow-hover: 0 12px 40px rgba(108, 99, 255, 0.12);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.08);
    
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

a:hover {
    color: var(--primary-hover);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===================== HEADER ===================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    padding: 14px 0;
    transition: var(--transition);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 20px;
    color: var(--text);
}

.logo i { font-size: 22px; color: var(--primary); }
.logo-accent { color: var(--primary); }

.nav {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav a {
    font-size: 14px;
    color: var(--text-secondary);
    transition: var(--transition);
    font-weight: 500;
    position: relative;
    padding: 4px 0;
    text-decoration: none;
}

.nav a:hover, .nav a.active { color: var(--text); }

.nav a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

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

.nav .btn-login {
    padding: 8px 20px;
    background: var(--primary-gradient);
    color: white !important;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: var(--transition);
}

.nav .btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(108, 99, 255, 0.3);
}

.nav .btn-login::after { display: none; }
.nav .user-nick {
    color: var(--text) !important;
    font-weight: 600;
    cursor: default;
}
.nav .user-nick::after { display: none; }

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

.mobile-menu span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-menu.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}
.mobile-menu.active span:nth-child(2) { opacity: 0; }
.mobile-menu.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
}

@media (max-width: 768px) {
    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        padding: 20px;
        flex-direction: column;
        gap: 16px;
        border-bottom: 1px solid var(--border);
    }
    .nav.open { display: flex; }
    .mobile-menu { display: flex; }
}

/* ===================== КНОПКИ ===================== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: var(--primary-gradient);
    color: white;
    border-radius: var(--radius-sm);
    font-size: 16px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 2px 12px rgba(108, 99, 255, 0.3);
    text-decoration: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 24px rgba(108, 99, 255, 0.35);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--border);
    color: var(--text);
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-size: 16px;
    font-weight: 600;
    transition: var(--transition);
    text-decoration: none;
}

.btn-outline:hover {
    background: var(--bg-secondary);
    border-color: var(--text-secondary);
}

.btn-lg { padding: 16px 40px; font-size: 18px; }
.btn-sm { padding: 8px 20px; font-size: 14px; }

/* ===================== HERO ===================== */
.hero {
    padding: 140px 0 60px;
    background: var(--bg-secondary);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text h1 {
    font-size: 44px;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 16px;
    color: var(--text);
}

.hero-text h1 span { color: var(--primary); }

.hero-text p {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 480px;
    margin-bottom: 28px;
}

.hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

.hero-stats .stat .stat-number {
    font-size: 32px;
    font-weight: 800;
    color: var(--text);
    display: block;
}

.hero-stats .stat .stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ===================== ГЛАСС-КАРТОЧКА ===================== */
.glass-card {
    position: relative;
    width: 100%;
    max-width: 400px;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    padding: 36px 28px;
    overflow: hidden;
    text-align: center;
    transition: var(--transition);
}

.glass-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(108, 99, 255, 0.2);
}

.glass-card::before {
    content: '';
    position: absolute;
    top: -2px; left: -2px; right: -2px; bottom: -2px;
    background: linear-gradient(135deg, #6c63ff, #817af5, #5a52d5);
    background-size: 200% 200%;
    border-radius: var(--radius);
    z-index: -1;
    animation: gradientShift 4s ease infinite;
}

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

.shield-wrapper {
    position: relative;
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.shield-icon {
    font-size: 60px;
    color: var(--primary);
    z-index: 2;
    text-shadow: 0 0 20px rgba(108, 99, 255, 0.4);
    animation: pulseShield 2s ease-in-out infinite;
}

@keyframes pulseShield {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.ring {
    position: absolute;
    border-radius: 50%;
    border: 2px solid rgba(108, 99, 255, 0.3);
    animation: ringExpand 3s linear infinite;
}
.ring:nth-child(2) { animation-delay: 1s; }
.ring:nth-child(3) { animation-delay: 2s; }

@keyframes ringExpand {
    0% { width: 0; height: 0; opacity: 1; }
    100% { width: 220px; height: 220px; opacity: 0; }
}

.glass-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 4px;
}

.glass-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.glass-stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 10px;
}

.glass-stat {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
    border-radius: var(--radius-sm);
    padding: 12px 4px;
    border: 1px solid rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.glass-stat:hover { transform: scale(1.05); }

.glass-stat .num {
    font-size: 20px;
    font-weight: 800;
    color: var(--text);
    display: block;
}

.glass-stat .label {
    font-size: 10px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ===================== СТАТИСТИКА ПОЛОСА ===================== */
.stats-banner {
    padding: 40px 0;
    background: var(--bg);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.stats-banner-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 24px;
    text-align: center;
}

.stats-banner-item .num {
    font-size: 32px;
    font-weight: 800;
    color: var(--text);
    display: block;
}

.stats-banner-item .label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ===================== ПРОЧИЕ СЕКЦИИ ===================== */
.section { padding: 80px 0; background: var(--bg); }
.section-light { background: var(--bg-secondary); }
.section-header { text-align: center; max-width: 600px; margin: 0 auto 48px; }
.section-header .badge { display: inline-block; padding: 6px 16px; background: rgba(108, 99, 255, 0.08); color: var(--primary); border-radius: 50px; font-size: 13px; font-weight: 600; margin-bottom: 12px; }
.section-header h2 { font-size: 36px; font-weight: 800; margin-bottom: 8px; }
.section-header p { color: var(--text-secondary); font-size: 16px; }

.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 30px; }
.step { text-align: center; padding: 24px; background: var(--bg); border-radius: var(--radius); border: 1px solid var(--border); transition: var(--transition); }
.step:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.step-number { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 50%; background: var(--primary-gradient); color: white; font-weight: 700; font-size: 14px; margin-bottom: 8px; }
.step-icon { font-size: 32px; color: var(--primary); margin-bottom: 8px; display: block; }
.step h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.step p { font-size: 14px; color: var(--text-secondary); line-height: 1.5; }
.step-tag { display: inline-block; margin-top: 12px; padding: 4px 16px; font-size: 12px; font-weight: 600; background: rgba(108, 99, 255, 0.06); color: var(--primary); border-radius: 50px; }

.advantages { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 30px; }
.advantage { text-align: center; padding: 32px 20px; background: var(--bg); border-radius: var(--radius); border: 1px solid var(--border); transition: var(--transition); }
.advantage:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.advantage-icon { display: inline-flex; align-items: center; justify-content: center; width: 56px; height: 56px; border-radius: 50%; background: rgba(108, 99, 255, 0.06); color: var(--primary); font-size: 24px; margin-bottom: 12px; }
.advantage h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.advantage p { font-size: 14px; color: var(--text-secondary); line-height: 1.5; }

.reviews-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.review-card { padding: 24px; background: var(--bg); border-radius: var(--radius); border: 1px solid var(--border); transition: var(--transition); }
.review-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.review-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--primary-gradient); color: white; display: flex; align-items: center; justify-content: center; font-weight: 600; font-size: 16px; }
.review-user { flex: 1; }
.review-name { display: block; font-weight: 600; font-size: 14px; }
.review-date { font-size: 12px; color: var(--text-secondary); }
.review-rating { color: #f59e0b; font-size: 14px; }
.review-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.5; }

.cta-section { padding: 60px 0; background: var(--bg-secondary); border-top: 1px solid var(--border); }
.cta-content { text-align: center; max-width: 600px; margin: 0 auto; }
.cta-content h2 { font-size: 32px; font-weight: 800; margin-bottom: 8px; }
.cta-content p { font-size: 16px; color: var(--text-secondary); margin-bottom: 24px; }

.footer { padding: 60px 0 20px; background: var(--bg); border-top: 1px solid var(--border); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand .logo { font-size: 18px; margin-bottom: 8px; }
.footer-brand p { color: var(--text-secondary); font-size: 14px; }
.footer-links-group h4 { font-weight: 700; font-size: 15px; margin-bottom: 16px; color: var(--text); }
.footer-links-group a { display: block; color: var(--text-secondary); text-decoration: none; font-size: 14px; padding: 4px 0; transition: var(--transition); }
.footer-links-group a:hover { color: var(--primary); transform: translateX(4px); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 20px; text-align: center; font-size: 14px; color: var(--text-secondary); }

@media (max-width: 992px) {
    .hero-grid { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 768px) {
    .hero { padding: 120px 0 40px; }
    .hero-text h1 { font-size: 32px; }
    .hero-stats { gap: 16px; justify-content: flex-start; }
    .hero-stats .stat .stat-number { font-size: 24px; }
    .glass-card { max-width: 100%; padding: 24px 16px; }
    .glass-stats-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .steps { grid-template-columns: 1fr; }
    .advantages { grid-template-columns: 1fr; }
    .reviews-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .hero-text h1 { font-size: 28px; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn-primary,
    .hero-actions .btn-outline { width: 100%; justify-content: center; }
    .glass-stats-grid { grid-template-columns: 1fr; }
}