/* ========== CSS Variables ========== */
:root {
    --primary: #00d4ff;
    --primary-dark: #0099cc;
    --secondary: #7b2ff7;
    --accent: #ff006e;
    --bg-dark: #0a0e1a;
    --bg-card: #111827;
    --bg-card-hover: #1a2332;
    --text-primary: #f0f6fc;
    --text-secondary: #8b949e;
    --text-muted: #484f58;
    --border: #1e293b;
    --gradient-1: linear-gradient(135deg, #00d4ff, #7b2ff7);
    --gradient-2: linear-gradient(135deg, #7b2ff7, #ff006e);
    --gradient-3: linear-gradient(135deg, #00d4ff, #00ff88);
    --glow-primary: 0 0 20px rgba(0, 212, 255, 0.3);
    --glow-secondary: 0 0 20px rgba(123, 47, 247, 0.3);
    --radius: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========== Reset & Base ========== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
    font-family: 'Noto Sans SC', 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

#particles-canvas {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    z-index: 0; pointer-events: none;
}

/* ========== Navigation ========== */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 16px 0; transition: var(--transition); background: transparent;
}
.navbar.scrolled {
    background: rgba(10, 14, 26, 0.95); backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border); padding: 10px 0;
}
.nav-container {
    max-width: 1280px; margin: 0 auto; padding: 0 32px;
    display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.logo-icon {
    width: 48px; height: 48px; background: var(--gradient-1); border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-family: 'Orbitron', monospace; font-weight: 900; font-size: 14px;
    color: white; letter-spacing: -0.5px; position: relative; overflow: hidden;
}
.logo-icon::after {
    content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
    background: linear-gradient(45deg, transparent 40%, rgba(255,255,255,0.15) 50%, transparent 60%);
    animation: shimmer 3s infinite;
}
@keyframes shimmer {
    0% { transform: translateX(-100%) translateY(-100%); }
    100% { transform: translateX(100%) translateY(100%); }
}
.logo-text-icon { position: relative; z-index: 1; }
.logo-text { display: flex; flex-direction: column; }
.logo-main { font-size: 16px; font-weight: 700; color: var(--text-primary); letter-spacing: 1px; }
.logo-sub { font-size: 10px; color: var(--text-secondary); font-family: 'Space Grotesk', sans-serif; letter-spacing: 0.5px; }
.nav-links { display: flex; gap: 32px; }
.nav-link {
    text-decoration: none; color: var(--text-secondary); font-size: 14px; font-weight: 500;
    transition: var(--transition); position: relative; padding: 4px 0;
}
.nav-link::after {
    content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px;
    background: var(--gradient-1); transition: var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--text-primary); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.nav-actions { display: flex; align-items: center; gap: 16px; }
.btn-primary {
    display: inline-flex; align-items: center; gap: 8px; padding: 10px 24px;
    background: var(--gradient-1); color: white; text-decoration: none; border-radius: 8px;
    font-size: 14px; font-weight: 600; border: none; cursor: pointer; transition: var(--transition);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--glow-primary); }
.btn-glow { position: relative; overflow: hidden; }
.btn-glow::before {
    content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    animation: btn-glow-anim 2s infinite;
}
@keyframes btn-glow-anim { 0% { left: -100%; } 100% { left: 100%; } }
.btn-secondary {
    display: inline-flex; align-items: center; gap: 8px; padding: 10px 24px;
    background: transparent; color: var(--text-primary); text-decoration: none; border-radius: 8px;
    font-size: 14px; font-weight: 600; border: 1px solid var(--border); cursor: pointer; transition: var(--transition);
}
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); background: rgba(0, 212, 255, 0.05); }
.mobile-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.mobile-toggle span { width: 24px; height: 2px; background: var(--text-primary); transition: var(--transition); }

/* ========== Hero Section ========== */
.hero {
    position: relative; min-height: 100vh; display: flex; align-items: center;
    padding: 120px 32px 80px; overflow: hidden;
}
.hero-bg-grid {
    position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background-image: linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}
.hero-content { position: relative; z-index: 2; max-width: 700px; margin: 0 auto; text-align: center; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px; padding: 8px 20px;
    background: rgba(0, 212, 255, 0.1); border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 100px; font-size: 13px; color: var(--primary); margin-bottom: 32px;
    animation: fadeInUp 0.8s ease;
}
.hero-title { font-size: clamp(36px, 5vw, 64px); font-weight: 900; line-height: 1.2; margin-bottom: 24px; animation: fadeInUp 0.8s ease 0.1s backwards; }
.title-line { display: block; }
.title-highlight { background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-desc { font-size: 18px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 40px; animation: fadeInUp 0.8s ease 0.2s backwards; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 60px; animation: fadeInUp 0.8s ease 0.3s backwards; }
.hero-stats { display: flex; gap: 48px; justify-content: center; flex-wrap: wrap; animation: fadeInUp 0.8s ease 0.4s backwards; }
.stat-item { text-align: center; }
.stat-number { display: block; font-size: 36px; font-weight: 900; font-family: 'Orbitron', monospace; background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-label { font-size: 13px; color: var(--text-secondary); }
.hero-visual { position: absolute; right: -100px; top: 50%; transform: translateY(-50%); opacity: 0.15; z-index: 1; }
.hex-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.hex-item {
    width: 80px; height: 80px; background: rgba(0, 212, 255, 0.1); border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 16px; display: flex; align-items: center; justify-content: center;
    font-size: 28px; color: var(--primary); transition: var(--transition);
}
.hex-item.active { background: rgba(0, 212, 255, 0.15); box-shadow: var(--glow-primary); }

/* ========== Sections ========== */
section { position: relative; z-index: 2; padding: 100px 0; }
.section-container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
    display: inline-flex; align-items: center; gap: 8px; padding: 6px 16px;
    background: rgba(123, 47, 247, 0.1); border: 1px solid rgba(123, 47, 247, 0.2);
    border-radius: 100px; font-size: 13px; color: var(--secondary); margin-bottom: 20px;
}
.section-title { font-size: clamp(28px, 4vw, 44px); font-weight: 900; line-height: 1.3; margin-bottom: 16px; }
.text-gradient { background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.section-desc { font-size: 16px; color: var(--text-secondary); max-width: 600px; margin: 0 auto; }

/* ========== Pain Points ========== */
.pain-points { background: linear-gradient(180deg, transparent, rgba(123, 47, 247, 0.03), transparent); }
.pain-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 32px; }
.pain-card {
    background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
    padding: 40px 32px; transition: var(--transition); position: relative; overflow: hidden;
}
.pain-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--gradient-1); opacity: 0; transition: var(--transition); }
.pain-card:hover { transform: translateY(-4px); border-color: rgba(0, 212, 255, 0.2); box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3); }
.pain-card:hover::before { opacity: 1; }
.pain-icon-wrap { position: relative; width: 64px; height: 64px; margin-bottom: 24px; }
.pain-icon { width: 64px; height: 64px; background: rgba(0, 212, 255, 0.1); border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 28px; color: var(--primary); position: relative; z-index: 1; }
.pain-ring { position: absolute; top: -4px; left: -4px; right: -4px; bottom: -4px; border: 2px solid rgba(0, 212, 255, 0.1); border-radius: 20px; animation: pulse-ring 2s infinite; }
@keyframes pulse-ring { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.05); opacity: 0.5; } }
.pain-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.pain-card p { color: var(--text-secondary); font-size: 14px; line-height: 1.7; margin-bottom: 20px; }
.pain-solution { display: flex; align-items: center; gap: 8px; padding: 12px 16px; background: rgba(0, 255, 136, 0.05); border: 1px solid rgba(0, 255, 136, 0.15); border-radius: 8px; font-size: 13px; color: #00ff88; }
.pain-solution i { font-size: 16px; }

/* ========== Services ========== */
.services { background: linear-gradient(180deg, transparent, rgba(0, 212, 255, 0.03), transparent); }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.service-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 36px 28px; transition: var(--transition); position: relative; overflow: hidden; }
.service-card:hover { transform: translateY(-4px); border-color: rgba(0, 212, 255, 0.2); }
.service-card.featured { border-color: rgba(123, 47, 247, 0.3); background: linear-gradient(135deg, rgba(123, 47, 247, 0.08), rgba(0, 212, 255, 0.05)); }
.service-badge { position: absolute; top: 16px; right: 16px; padding: 4px 12px; background: var(--gradient-2); border-radius: 100px; font-size: 11px; font-weight: 700; color: white; }
.service-number { font-family: 'Orbitron', monospace; font-size: 48px; font-weight: 900; color: rgba(0, 212, 255, 0.08); line-height: 1; margin-bottom: 16px; }
.service-icon { width: 56px; height: 56px; background: var(--gradient-1); border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 24px; color: white; margin-bottom: 20px; }
.service-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.service-card p { color: var(--text-secondary); font-size: 14px; line-height: 1.7; margin-bottom: 20px; }
.service-features { list-style: none; margin-bottom: 20px; }
.service-features li { display: flex; align-items: center; gap: 8px; padding: 6px 0; font-size: 13px; color: var(--text-secondary); }
.service-features li i { font-size: 10px; color: var(--primary); }
.service-link { display: inline-flex; align-items: center; gap: 8px; color: var(--primary); font-size: 14px; font-weight: 600; text-decoration: none; transition: var(--transition); }
.service-link:hover { gap: 12px; }

/* ========== Membership ========== */
.membership { background: linear-gradient(180deg, transparent, rgba(123, 47, 247, 0.03), transparent); }
.membership-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 20px; margin-bottom: 32px; }
.member-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px 20px; text-align: center; transition: var(--transition); position: relative; }
.member-card:hover { transform: translateY(-4px); border-color: rgba(0, 212, 255, 0.2); }
.member-card.highlight { border-color: rgba(123, 47, 247, 0.4); background: linear-gradient(135deg, rgba(123, 47, 247, 0.1), rgba(0, 212, 255, 0.05)); }
.member-card.premium { border-color: rgba(255, 0, 110, 0.3); background: linear-gradient(135deg, rgba(255, 0, 110, 0.08), rgba(123, 47, 247, 0.05)); }
.member-badge { position: absolute; top: -10px; left: 50%; transform: translateX(-50%); padding: 4px 16px; background: var(--gradient-2); border-radius: 100px; font-size: 11px; font-weight: 700; color: white; white-space: nowrap; }
.member-tier { font-size: 16px; font-weight: 700; margin-bottom: 12px; color: var(--text-primary); }
.member-price { font-family: 'Orbitron', monospace; font-size: 28px; font-weight: 900; background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; margin-bottom: 4px; }
.member-period { font-size: 12px; color: var(--text-muted); margin-bottom: 20px; }
.member-perks { list-style: none; text-align: left; margin-bottom: 24px; }
.member-perks li { display: flex; align-items: center; gap: 8px; padding: 6px 0; font-size: 13px; color: var(--text-secondary); }
.member-perks li i { color: #00ff88; font-size: 12px; }
.btn-member { display: block; padding: 10px 16px; border: 1px solid var(--border); border-radius: 8px; color: var(--text-primary); text-decoration: none; font-size: 13px; font-weight: 600; transition: var(--transition); text-align: center; }
.btn-member:hover { border-color: var(--primary); color: var(--primary); background: rgba(0, 212, 255, 0.05); }
.btn-member-glow { background: var(--gradient-1); border: none; color: white; }
.btn-member-glow:hover { box-shadow: var(--glow-primary); color: white; transform: translateY(-2px); }
.membership-note { display: flex; align-items: center; justify-content: center; gap: 12px; padding: 16px 24px; background: rgba(0, 212, 255, 0.05); border: 1px solid rgba(0, 212, 255, 0.1); border-radius: var(--radius); font-size: 14px; color: var(--text-secondary); text-align: center; }
.membership-note i { color: var(--primary); font-size: 18px; flex-shrink: 0; }

/* ========== Application Form ========== */
.apply-section { background: linear-gradient(180deg, transparent, rgba(0, 212, 255, 0.03), transparent); }
.form-container { max-width: 800px; margin: 0 auto; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 48px 40px; position: relative; overflow: hidden; }
.form-container::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--gradient-1); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 32px; }
.form-group { position: relative; }
.form-group.full-width { grid-column: 1 / -1; }
.form-group label { display: block; font-size: 13px; font-weight: 600; color: var(--text-secondary); margin-bottom: 8px; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 12px 16px; background: rgba(255, 255, 255, 0.03); border: 1px solid var(--border);
    border-radius: 8px; color: var(--text-primary); font-size: 14px; font-family: inherit; transition: var(--transition); outline: none;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1); background: rgba(0, 212, 255, 0.03); }
.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238b949e' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px; cursor: pointer;
}
.form-group select option { background: var(--bg-dark); color: var(--text-primary); }
.form-group textarea { resize: vertical; min-height: 80px; }
.input-line { position: absolute; bottom: 0; left: 50%; width: 0; height: 2px; background: var(--gradient-1); transition: var(--transition); transform: translateX(-50%); border-radius: 1px; }
.form-group input:focus ~ .input-line, .form-group select:focus ~ .input-line, .form-group textarea:focus ~ .input-line { width: 100%; }
.form-footer { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.checkbox-wrap { display: flex; align-items: center; gap: 10px; cursor: pointer; font-size: 13px; color: var(--text-secondary); }
.checkbox-wrap input { display: none; }
.checkmark { width: 18px; height: 18px; border: 2px solid var(--border); border-radius: 4px; display: flex; align-items: center; justify-content: center; transition: var(--transition); flex-shrink: 0; }
.checkbox-wrap input:checked ~ .checkmark { background: var(--gradient-1); border-color: var(--primary); }
.checkbox-wrap input:checked ~ .checkmark::after { content: '✓'; color: white; font-size: 12px; font-weight: 700; }
.checkbox-wrap a { color: var(--primary); text-decoration: none; }
.checkbox-wrap a:hover { text-decoration: underline; }
.btn-submit { display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px; background: var(--gradient-1); color: white; border: none; border-radius: 8px; font-size: 15px; font-weight: 700; cursor: pointer; transition: var(--transition); }
.btn-submit:hover { transform: translateY(-2px); box-shadow: var(--glow-primary); }
.form-success { display: none; text-align: center; padding: 40px; }
.form-success.show { display: block; }
.success-icon { font-size: 64px; color: #00ff88; margin-bottom: 24px; animation: bounceIn 0.6s ease; }
@keyframes bounceIn { 0% { transform: scale(0); opacity: 0; } 50% { transform: scale(1.2); } 100% { transform: scale(1); opacity: 1; } }
.form-success h3 { font-size: 24px; font-weight: 700; margin-bottom: 12px; }
.form-success p { color: var(--text-secondary); line-height: 1.8; margin-bottom: 24px; }

/* ========== Contact ========== */
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 24px; }
.contact-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px 24px; text-align: center; transition: var(--transition); }
.contact-card:hover { transform: translateY(-4px); border-color: rgba(0, 212, 255, 0.2); }
.contact-icon { width: 56px; height: 56px; background: rgba(0, 212, 255, 0.1); border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 24px; color: var(--primary); margin: 0 auto 16px; }
.contact-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.contact-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }

/* ========== Footer ========== */
.footer { position: relative; z-index: 2; background: rgba(0, 0, 0, 0.3); border-top: 1px solid var(--border); padding: 60px 0 0; }
.footer-container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.footer-top { display: grid; grid-template-columns: 1fr 2fr; gap: 48px; padding-bottom: 40px; border-bottom: 1px solid var(--border); }
.footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 20px; }
.social-links { display: flex; gap: 12px; }
.social-links a { width: 40px; height: 40px; background: rgba(255, 255, 255, 0.05); border: 1px solid var(--border); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: var(--text-secondary); text-decoration: none; transition: var(--transition); font-size: 16px; }
.social-links a:hover { background: var(--gradient-1); border-color: var(--primary); color: white; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.footer-col h4 { font-size: 14px; font-weight: 700; margin-bottom: 16px; color: var(--text-primary); }
.footer-col a { display: block; font-size: 13px; color: var(--text-secondary); text-decoration: none; padding: 4px 0; transition: var(--transition); }
.footer-col a:hover { color: var(--primary); }
.footer-bottom { padding: 20px 0; text-align: center; font-size: 12px; color: var(--text-muted); }

/* ========== Backing Section ========== */
.backing-section { background: linear-gradient(180deg, transparent, rgba(123, 47, 247, 0.03), transparent); }
.backing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 32px; }
.backing-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 36px 28px; transition: var(--transition); position: relative; }
.backing-card:hover { transform: translateY(-4px); border-color: rgba(123, 47, 247, 0.3); box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3); }
.backing-icon { width: 56px; height: 56px; background: var(--gradient-2); border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 24px; color: white; margin-bottom: 20px; }
.backing-card h3 { font-size: 22px; font-weight: 700; margin-bottom: 8px; }
.backing-tag { display: inline-block; padding: 4px 12px; background: rgba(123, 47, 247, 0.1); border: 1px solid rgba(123, 47, 247, 0.2); border-radius: 6px; font-size: 12px; color: var(--secondary); margin-bottom: 16px; font-weight: 600; }
.backing-card p { color: var(--text-secondary); font-size: 14px; line-height: 1.7; margin-bottom: 20px; }
.backing-features { list-style: none; }
.backing-features li { display: flex; align-items: center; gap: 8px; padding: 5px 0; font-size: 13px; color: var(--text-secondary); }
.backing-features li i { color: var(--secondary); font-size: 12px; }

/* ========== Form Section Titles ========== */
.form-section-title { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.form-section-num { width: 32px; height: 32px; background: var(--gradient-1); border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 700; color: white; flex-shrink: 0; }
.form-section-title span:last-child { font-size: 16px; font-weight: 700; color: var(--text-primary); }

/* ========== Declaration Text ========== */
.declaration-text { background: rgba(0, 212, 255, 0.03); border: 1px solid rgba(0, 212, 255, 0.1); border-radius: 8px; padding: 16px 20px; font-size: 13px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 24px; }

/* ========== Membership Radio Grid ========== */
.membership-radio-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 12px; margin-bottom: 32px; }
.radio-card { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 16px 12px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); cursor: pointer; transition: var(--transition); text-align: center; position: relative; }
.radio-card:hover { border-color: rgba(0, 212, 255, 0.3); }
.radio-card input { display: none; }
.radio-card input:checked ~ .radio-mark { border-color: var(--primary); }
.radio-card input:checked ~ .radio-mark::after { opacity: 1; transform: scale(1); }
.radio-card input:checked ~ .radio-label { color: var(--primary); }
.radio-mark { width: 18px; height: 18px; border: 2px solid var(--border); border-radius: 50%; position: relative; transition: var(--transition); flex-shrink: 0; }
.radio-mark::after { content: ''; position: absolute; top: 3px; left: 3px; width: 8px; height: 8px; background: var(--primary); border-radius: 50%; opacity: 0; transform: scale(0); transition: var(--transition); }
.radio-label { font-size: 14px; font-weight: 600; color: var(--text-primary); }
.radio-price { font-family: 'Orbitron', monospace; font-size: 13px; font-weight: 700; color: var(--primary); }
.highlight-radio { border-color: rgba(123, 47, 247, 0.3); background: linear-gradient(135deg, rgba(123, 47, 247, 0.08), rgba(0, 212, 255, 0.03)); }
.premium-radio { border-color: rgba(255, 0, 110, 0.3); background: linear-gradient(135deg, rgba(255, 0, 110, 0.06), rgba(123, 47, 247, 0.03)); }

/* ========== Industry Grid ========== */
.industry-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; margin-bottom: 32px; }
.industry-group { background: rgba(255, 255, 255, 0.02); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.industry-group-title { font-size: 13px; font-weight: 700; color: var(--primary); margin-bottom: 12px; padding-bottom: 8px; border-bottom: 1px solid var(--border); }
.checkbox-group { display: flex; flex-wrap: wrap; gap: 8px; }
.checkbox-item { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; background: rgba(255, 255, 255, 0.03); border: 1px solid var(--border); border-radius: 6px; font-size: 12px; color: var(--text-secondary); cursor: pointer; transition: var(--transition); }
.checkbox-item:hover { border-color: rgba(0, 212, 255, 0.3); color: var(--text-primary); }
.checkbox-item input { display: none; }
.checkbox-item input:checked ~ .checkmark-sm { background: var(--primary); border-color: var(--primary); }
.checkbox-item input:checked ~ .checkmark-sm::after { content: '✓'; color: white; font-size: 9px; }
.checkmark-sm { width: 14px; height: 14px; border: 1.5px solid var(--border); border-radius: 3px; display: flex; align-items: center; justify-content: center; transition: var(--transition); flex-shrink: 0; }

/* ========== Scroll to Top ========== */
.scroll-top { position: fixed; bottom: 32px; right: 32px; width: 48px; height: 48px; background: var(--gradient-1); border: none; border-radius: 12px; color: white; font-size: 18px; cursor: pointer; z-index: 999; opacity: 0; visibility: hidden; transform: translateY(20px); transition: var(--transition); display: flex; align-items: center; justify-content: center; }
.scroll-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.scroll-top:hover { box-shadow: var(--glow-primary); transform: translateY(-4px); }

/* ========== Animations ========== */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
.animate-on-scroll { opacity: 0; transform: translateY(30px); transition: all 0.6s ease; }
.animate-on-scroll.animated { opacity: 1; transform: translateY(0); }

/* ========== Responsive ========== */
@media (max-width: 1024px) {
    .nav-links { display: none; }
    .mobile-toggle { display: flex; }
    .hero-visual { display: none; }
    .footer-top { grid-template-columns: 1fr; }
    .footer-links { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
    .nav-container { padding: 0 20px; }
    .hero { padding: 100px 20px 60px; }
    .hero-stats { gap: 24px; }
    .stat-number { font-size: 28px; }
    .pain-grid, .services-grid { grid-template-columns: 1fr; }
    .membership-grid { grid-template-columns: 1fr 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .form-container { padding: 32px 24px; }
    .form-footer { flex-direction: column; align-items: stretch; }
    .contact-grid { grid-template-columns: 1fr 1fr; }
    .footer-links { grid-template-columns: 1fr; gap: 24px; }
}
@media (max-width: 480px) {
    .membership-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .hero-buttons { flex-direction: column; align-items: center; }
}