/* ═══════════════════════════════════════════
   HekTik 247 — Design System
   Brand: Cyan #00f2ea | Magenta #ff0050 | Dark #0a0a1a
   ═══════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --cyan: #00f2ea;
    --magenta: #ff0050;
    --dark-bg: #0a0a1a;
    --card-bg: #12122a;
    --card-bg-alt: #1a1a3e;
    --surface: #16163a;
    --border: rgba(0,242,234,0.15);
    --text: #e8e8f0;
    --text-dim: #8888aa;
    --white: #ffffff;
    --success: #00e676;
    --warning: #ffab00;
    --gradient-brand: linear-gradient(135deg, var(--cyan), var(--magenta));
    --gradient-card: linear-gradient(145deg, rgba(18,18,42,0.9), rgba(26,26,62,0.7));
    --glow-cyan: 0 0 30px rgba(0,242,234,0.3);
    --glow-magenta: 0 0 30px rgba(255,0,80,0.3);
    --radius: 16px;
    --radius-sm: 10px;
    --radius-xs: 6px;
    --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

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

h1,h2,h3,h4,h5,h6 { font-family: 'Outfit', sans-serif; font-weight: 700; line-height: 1.2; }

a { color: var(--cyan); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--white); }

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

/* ─── Buttons ─── */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 14px 32px; border-radius: 50px; font-family: 'Outfit',sans-serif;
    font-weight: 600; font-size: 1rem; border: none; cursor: pointer;
    transition: var(--transition); text-transform: uppercase; letter-spacing: 1px;
}
.btn-primary {
    background: var(--gradient-brand); color: var(--white);
    box-shadow: 0 4px 20px rgba(0,242,234,0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--glow-cyan), var(--glow-magenta); }
.btn-outline {
    background: transparent; color: var(--cyan);
    border: 2px solid var(--cyan);
}
.btn-outline:hover { background: rgba(0,242,234,0.1); }
.btn-lg { padding: 18px 42px; font-size: 1.1rem; }

/* ─── Navigation ─── */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 16px 0; backdrop-filter: blur(20px);
    background: rgba(10,10,26,0.85); border-bottom: 1px solid var(--border);
    transition: var(--transition);
}
.navbar.scrolled { padding: 10px 0; background: rgba(10,10,26,0.95); }
.navbar .container { display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: 12px; }
.nav-logo img { height: 44px; border-radius: 8px; }
.nav-logo span { font-family: 'Outfit',sans-serif; font-weight: 800; font-size: 1.5rem; background: var(--gradient-brand); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links a { color: var(--text-dim); font-weight: 500; font-size: 0.95rem; }
.nav-links a:hover { color: var(--cyan); }
.nav-toggle { display: none; background: none; border: none; color: var(--white); font-size: 1.5rem; cursor: pointer; }

/* ─── Hero Section ─── */
.hero {
    position: relative; min-height: 100vh; display: flex; align-items: center;
    padding: 120px 0 80px; overflow: hidden;
}
.hero::before {
    content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
    background: radial-gradient(circle at 30% 40%, rgba(0,242,234,0.08) 0%, transparent 50%),
                radial-gradient(circle at 70% 60%, rgba(255,0,80,0.06) 0%, transparent 50%);
    animation: heroGlow 15s ease-in-out infinite alternate;
}
@keyframes heroGlow {
    0% { transform: translate(0,0) rotate(0); }
    100% { transform: translate(-5%,3%) rotate(3deg); }
}
.hero-content { position: relative; z-index: 2; text-align: center; max-width: 800px; margin: 0 auto; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px; padding: 8px 20px;
    background: rgba(0,242,234,0.1); border: 1px solid rgba(0,242,234,0.3);
    border-radius: 50px; font-size: 0.85rem; color: var(--cyan); margin-bottom: 24px;
    animation: fadeInUp 0.6s ease-out;
}
.hero-badge .dot { width: 8px; height: 8px; background: var(--success); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
.hero h1 { font-size: clamp(2.5rem, 6vw, 4.2rem); margin-bottom: 20px; animation: fadeInUp 0.6s ease-out 0.1s both; }
.hero h1 .gradient-text { background: var(--gradient-brand); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero p.subtitle { font-size: 1.2rem; color: var(--text-dim); max-width: 600px; margin: 0 auto 36px; animation: fadeInUp 0.6s ease-out 0.2s both; }
.hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; animation: fadeInUp 0.6s ease-out 0.3s both; }
.hero-stats {
    display: grid; grid-template-columns: repeat(3,1fr); gap: 24px;
    margin-top: 60px; animation: fadeInUp 0.6s ease-out 0.5s both;
}
.hero-stat { text-align: center; }
.hero-stat .number { font-family: 'Outfit',sans-serif; font-size: 2.2rem; font-weight: 800; background: var(--gradient-brand); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-stat .label { font-size: 0.85rem; color: var(--text-dim); margin-top: 4px; }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }

/* ─── Section Styles ─── */
.section { padding: 100px 0; position: relative; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 { font-size: clamp(2rem,4vw,3rem); margin-bottom: 16px; }
.section-header p { color: var(--text-dim); max-width: 600px; margin: 0 auto; font-size: 1.05rem; }
.section-tag {
    display: inline-block; padding: 6px 16px; background: rgba(0,242,234,0.1);
    border: 1px solid rgba(0,242,234,0.2); border-radius: 50px;
    font-size: 0.8rem; color: var(--cyan); text-transform: uppercase;
    letter-spacing: 2px; font-weight: 600; margin-bottom: 16px;
}

/* ─── Products Section ─── */
.products-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px,1fr)); gap: 32px; }
.product-card {
    background: var(--gradient-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 40px 32px; position: relative; overflow: hidden;
    transition: var(--transition);
}
.product-card:hover { transform: translateY(-4px); border-color: rgba(0,242,234,0.4); box-shadow: var(--glow-cyan); }
.product-card.featured { border-color: rgba(255,0,80,0.4); }
.product-card.featured:hover { box-shadow: var(--glow-magenta); }
.product-card .card-icon { font-size: 3rem; margin-bottom: 20px; }
.product-card h3 { font-size: 1.5rem; margin-bottom: 12px; }
.product-card .price { font-family: 'Outfit',sans-serif; font-size: 2rem; font-weight: 800; margin: 16px 0; }
.product-card .price span { font-size: 0.9rem; font-weight: 400; color: var(--text-dim); }
.product-card ul { list-style: none; margin: 20px 0; }
.product-card ul li { padding: 8px 0; display: flex; align-items: center; gap: 10px; font-size: 0.95rem; }
.product-card ul li::before { content: '✓'; color: var(--cyan); font-weight: 700; }
.product-card.featured ul li::before { color: var(--magenta); }
.tier-badge {
    position: absolute; top: 20px; right: 20px; padding: 4px 14px;
    border-radius: 50px; font-size: 0.75rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 1px;
}
.tier-free { background: rgba(0,230,118,0.15); color: var(--success); border: 1px solid rgba(0,230,118,0.3); }
.tier-pro { background: rgba(255,0,80,0.15); color: var(--magenta); border: 1px solid rgba(255,0,80,0.3); }

/* ─── Roadmap ─── */
.roadmap-section { background: linear-gradient(180deg, var(--dark-bg) 0%, var(--card-bg) 50%, var(--dark-bg) 100%); }
.roadmap { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; position: relative; margin-top: 40px; }
.roadmap::before {
    content: ''; position: absolute; top: 50px; left: 12.5%; right: 12.5%; height: 3px;
    background: var(--gradient-brand); border-radius: 2px;
}
.roadmap-step { text-align: center; position: relative; padding: 0 16px; }
.step-number {
    width: 60px; height: 60px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-family: 'Outfit',sans-serif; font-size: 1.5rem; font-weight: 800; margin: 0 auto 20px;
    position: relative; z-index: 2;
}
.step-1 .step-number { background: rgba(0,242,234,0.2); color: var(--cyan); border: 2px solid var(--cyan); }
.step-2 .step-number { background: rgba(0,200,234,0.2); color: #00c8ea; border: 2px solid #00c8ea; }
.step-3 .step-number { background: rgba(200,0,120,0.2); color: #c80078; border: 2px solid #c80078; }
.step-4 .step-number { background: rgba(255,0,80,0.2); color: var(--magenta); border: 2px solid var(--magenta); }
.roadmap-step h4 { font-size: 1.1rem; margin-bottom: 8px; }
.roadmap-step p { font-size: 0.9rem; color: var(--text-dim); }
.step-cost {
    display: inline-block; margin-top: 12px; padding: 4px 16px; border-radius: 50px;
    font-size: 0.8rem; font-weight: 700;
}
.step-1 .step-cost { background: rgba(0,230,118,0.15); color: var(--success); }
.step-2 .step-cost { background: rgba(0,242,234,0.15); color: var(--cyan); }
.step-3 .step-cost { background: rgba(0,230,118,0.15); color: var(--success); }
.step-4 .step-cost { background: rgba(0,230,118,0.15); color: var(--success); }

/* ─── Revenue Model ─── */
.revenue-visual {
    display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
}
.pie-chart-container { position: relative; width: 280px; height: 280px; margin: 0 auto; }
.pie-chart {
    width: 100%; height: 100%; border-radius: 50%;
    background: conic-gradient(var(--cyan) 0deg 120deg, var(--magenta) 120deg 360deg);
    position: relative; box-shadow: 0 0 60px rgba(0,242,234,0.2);
}
.pie-chart::after {
    content: '1/3'; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
    width: 120px; height: 120px; background: var(--dark-bg); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-family: 'Outfit',sans-serif; font-size: 1.8rem; font-weight: 800;
    color: var(--white);
}
.revenue-details { display: flex; flex-direction: column; gap: 24px; }
.revenue-item { display: flex; align-items: center; gap: 16px; }
.revenue-dot { width: 16px; height: 16px; border-radius: 4px; flex-shrink: 0; }
.revenue-item h4 { font-size: 1.1rem; margin-bottom: 4px; }
.revenue-item p { font-size: 0.9rem; color: var(--text-dim); }

/* ─── Register Section ─── */
.register-section {
    background: linear-gradient(180deg, var(--dark-bg), rgba(0,242,234,0.03), var(--dark-bg));
}
.register-box {
    max-width: 480px; margin: 0 auto; padding: 48px 40px;
    background: var(--gradient-card); border: 1px solid var(--border);
    border-radius: var(--radius); text-align: center;
}
.register-box h3 { font-size: 1.8rem; margin-bottom: 8px; }
.register-box p { color: var(--text-dim); margin-bottom: 32px; }
.phone-input-group {
    display: flex; gap: 0; margin-bottom: 16px;
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm);
    overflow: hidden;
}
.phone-prefix {
    padding: 14px 16px; background: rgba(0,242,234,0.08); color: var(--cyan);
    font-weight: 600; border-right: 1px solid var(--border); white-space: nowrap;
    display: flex; align-items: center; gap: 6px; font-size: 0.95rem;
}
.phone-input-group input {
    flex: 1; padding: 14px 16px; background: transparent; border: none;
    color: var(--white); font-size: 1.1rem; font-family: 'Inter',sans-serif; outline: none;
}
.phone-input-group input::placeholder { color: var(--text-dim); }
.register-box .btn { width: 100%; margin-top: 8px; }
.register-note { font-size: 0.8rem; color: var(--text-dim); margin-top: 16px; }

/* ─── OTP Modal ─── */
.modal-overlay {
    display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.7);
    backdrop-filter: blur(8px); z-index: 2000; align-items: center; justify-content: center;
}
.modal-overlay.active { display: flex; }
.modal-box {
    background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 48px 40px; max-width: 420px; width: 90%; text-align: center;
}
.modal-box h3 { font-size: 1.5rem; margin-bottom: 12px; }
.otp-inputs { display: flex; gap: 10px; justify-content: center; margin: 24px 0; }
.otp-inputs input {
    width: 52px; height: 60px; text-align: center; font-size: 1.5rem; font-weight: 700;
    background: var(--surface); border: 2px solid var(--border); border-radius: var(--radius-sm);
    color: var(--white); font-family: 'Outfit',sans-serif; outline: none; transition: var(--transition);
}
.otp-inputs input:focus { border-color: var(--cyan); box-shadow: 0 0 15px rgba(0,242,234,0.2); }

/* ─── FAQ ─── */
.faq-list { max-width: 720px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
    background: var(--gradient-card); border: 1px solid var(--border);
    border-radius: var(--radius-sm); overflow: hidden; transition: var(--transition);
}
.faq-item:hover { border-color: rgba(0,242,234,0.3); }
.faq-question {
    width: 100%; padding: 20px 24px; display: flex; justify-content: space-between; align-items: center;
    background: none; border: none; color: var(--white); font-family: 'Outfit',sans-serif;
    font-size: 1.05rem; font-weight: 600; cursor: pointer; text-align: left;
}
.faq-question .icon { font-size: 1.2rem; color: var(--cyan); transition: var(--transition); }
.faq-item.active .faq-question .icon { transform: rotate(45deg); }
.faq-answer { padding: 0 24px; max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease; }
.faq-item.active .faq-answer { max-height: 300px; padding: 0 24px 20px; }
.faq-answer p { color: var(--text-dim); font-size: 0.95rem; line-height: 1.7; }

/* ─── Partners Section ─── */
.partners-logos { display: flex; justify-content: center; align-items: center; gap: 60px; flex-wrap: wrap; margin-top: 40px; }
.partners-logos img { height: 64px; border-radius: 12px; opacity: 0.8; transition: var(--transition); filter: grayscale(30%); }
.partners-logos img:hover { opacity: 1; filter: grayscale(0); transform: scale(1.05); }

/* ─── Footer ─── */
.footer {
    padding: 60px 0 30px; border-top: 1px solid var(--border);
    background: linear-gradient(180deg, var(--dark-bg), #050510);
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand img { height: 48px; border-radius: 8px; margin-bottom: 16px; }
.footer-brand p { color: var(--text-dim); font-size: 0.9rem; max-width: 280px; }
.footer-col h4 { color: var(--white); font-size: 1rem; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 1px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: var(--text-dim); font-size: 0.9rem; }
.footer-col ul li a:hover { color: var(--cyan); }
.footer-bottom { text-align: center; padding-top: 24px; border-top: 1px solid var(--border); }
.footer-bottom p { color: var(--text-dim); font-size: 0.85rem; }

/* ─── Responsive ─── */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-toggle { display: block; }
    .nav-links.open {
        display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0;
        background: rgba(10,10,26,0.98); padding: 24px; gap: 16px; border-bottom: 1px solid var(--border);
    }
    .hero { padding: 100px 0 60px; min-height: auto; }
    .hero h1 { font-size: 2rem; }
    .hero p.subtitle { font-size: 1rem; }
    .hero-cta { flex-direction: column; align-items: center; }
    .hero-cta .btn { width: 100%; max-width: 320px; }
    .hero-stats { grid-template-columns: repeat(3,1fr); gap: 12px; }
    .hero-stat .number { font-size: 1.6rem; }
    .section { padding: 60px 0; }
    .section-header h2 { font-size: 1.6rem; }
    .products-grid { grid-template-columns: 1fr; }
    .product-card { padding: 28px 20px; }
    .roadmap { grid-template-columns: 1fr 1fr; gap: 24px; }
    .roadmap::before { display: none; }
    .revenue-visual { grid-template-columns: 1fr; gap: 32px; }
    .pie-chart-container { width: 200px; height: 200px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
    .register-box { padding: 28px 20px; }
    .phone-input-group input { font-size: 1rem; }
    .btn-lg { padding: 16px 28px; font-size: 1rem; }
    .video-grid { grid-template-columns: 1fr !important; }
    .modal-box { padding: 32px 20px; width: 95%; }
    .partners-logos { gap: 30px; }
    .partners-logos img { height: 48px; }
}
@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero h1 { font-size: 1.7rem; }
    .hero-stats { grid-template-columns: repeat(3,1fr); gap: 8px; }
    .hero-stat .number { font-size: 1.3rem; }
    .hero-stat .label { font-size: 0.7rem; }
    .roadmap { grid-template-columns: 1fr; gap: 20px; }
    .footer-grid { grid-template-columns: 1fr; }
    .otp-inputs { gap: 6px; }
    .otp-inputs input { width: 42px; height: 50px; font-size: 1.2rem; }
    .section-header h2 { font-size: 1.4rem; }
    .product-card h3 { font-size: 1.2rem; }
    .product-card .price { font-size: 1.6rem; }
    .nav-logo span { font-size: 1.2rem; }
    .nav-logo img { height: 36px; }
}

/* ─── Toast Notification ─── */
.toast {
    position: fixed; bottom: 30px; right: 30px; padding: 16px 24px;
    background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius-sm);
    color: var(--white); font-size: 0.95rem; z-index: 3000;
    transform: translateY(120px); opacity: 0; transition: var(--transition);
    display: flex; align-items: center; gap: 12px; max-width: 400px;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.success { border-color: rgba(0,230,118,0.5); }
.toast.error { border-color: rgba(255,0,80,0.5); }

/* ─── Scroll Animation ─── */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }