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

:root {
    --bg-dark: #070417;
    --bg-card: rgba(255, 255, 255, 0.05);
    --bg-card-hover: rgba(255, 255, 255, 0.09);
    --border-glass: rgba(255, 255, 255, 0.12);
    --primary: #5A45FF;
    --primary-light: #7E6BFF;
    --accent-cyan: #00E5FF;
    --accent-green: #00FF87;
    --accent-gold: #FFD700;
    --accent-pink: #FF69B4;
    --text-white: #FFFFFF;
    --text-muted: #B0B0C4;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-dark);
    color: var(--text-white);
    line-height: 1.6;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(90, 69, 255, 0.18) 0%, transparent 45%),
        radial-gradient(circle at 90% 60%, rgba(0, 229, 255, 0.14) 0%, transparent 45%),
        radial-gradient(circle at 50% 90%, rgba(0, 255, 135, 0.10) 0%, transparent 50%);
    background-attachment: fixed;
}

/* Glassmorphism Containers */
.glass-panel {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: 24px;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-panel:hover {
    background: var(--bg-card-hover);
    border-color: rgba(0, 229, 255, 0.35);
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
}

/* Header & Nav */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 16px 50px;
    background: rgba(7, 4, 23, 0.88);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-glass);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 800;
    color: var(--text-white);
    text-decoration: none;
}

.logo span {
    color: var(--accent-cyan);
}

.nav-links {
    display: flex;
    gap: 28px;
    list-style: none;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: color 0.25s ease;
}

.nav-links a:hover {
    color: var(--accent-cyan);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--text-white);
    padding: 12px 26px;
    border-radius: 14px;
    text-decoration: none;
    font-weight: 700;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(90, 69, 255, 0.4);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 28px rgba(90, 69, 255, 0.6);
}

.btn-green {
    background: linear-gradient(135deg, #00FF87, #60EFFF);
    color: #070417;
    padding: 14px 30px;
    border-radius: 14px;
    text-decoration: none;
    font-weight: 800;
    font-size: 16px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 24px rgba(0, 255, 135, 0.4);
    transition: all 0.3s ease;
}

.btn-green:hover {
    transform: translateY(-2px) scale(1.04);
    box-shadow: 0 8px 32px rgba(0, 255, 135, 0.6);
}

/* Hero Section */
.hero {
    padding: 170px 40px 100px;
    max-width: 1240px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    border-radius: 30px;
    background: rgba(0, 229, 255, 0.1);
    border: 1px solid var(--accent-cyan);
    color: var(--accent-cyan);
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 24px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 52px;
    font-weight: 900;
    line-height: 1.12;
    margin-bottom: 22px;
}

.hero-title span {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-desc {
    color: var(--text-muted);
    font-size: 18px;
    margin-bottom: 36px;
    max-width: 540px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    align-items: center;
    flex-wrap: wrap;
}

.hero-mockup {
    position: relative;
    display: flex;
    justify-content: center;
}

.phone-card {
    width: 340px;
    padding: 28px;
    border-radius: 36px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.09) 0%, rgba(255, 255, 255, 0.02) 100%);
    border: 1px solid rgba(255, 255, 255, 0.22);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.65);
    text-align: center;
    animation: float 4.5s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-14px); }
}

/* Stats Counter Banner */
.stats-banner {
    max-width: 1240px;
    margin: 0 auto 80px;
    padding: 0 40px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.stat-item {
    padding: 28px;
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 42px;
    font-weight: 900;
    margin-bottom: 6px;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 600;
}

/* Section Shared */
.section {
    padding: 90px 40px;
    max-width: 1240px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    color: var(--accent-cyan);
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 10px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 38px;
    font-weight: 800;
    margin-bottom: 14px;
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 17px;
    max-width: 620px;
    margin: 0 auto;
}

/* Steps (Guide) Grid */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.step-card {
    padding: 32px;
    position: relative;
}

.step-num {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    background: rgba(0, 229, 255, 0.15);
    border: 1px solid var(--accent-cyan);
    color: var(--accent-cyan);
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.step-card h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.step-card p {
    color: var(--text-muted);
    font-size: 14px;
}

/* Tips Grid */
.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.tip-card {
    padding: 32px;
    border-left: 4px solid var(--primary);
}

.tip-card.cyan { border-left-color: var(--accent-cyan); }
.tip-card.green { border-left-color: var(--accent-green); }
.tip-card.gold { border-left-color: var(--accent-gold); }

.tip-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 14px;
}

.tip-card h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.tip-card p {
    color: var(--text-muted);
    font-size: 14px;
}

/* FAQ Accordion */
.faq-container {
    max-width: 840px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    padding: 24px;
    cursor: pointer;
}

.faq-question {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-answer {
    color: var(--text-muted);
    font-size: 14px;
    margin-top: 14px;
    display: none;
    border-top: 1px solid var(--border-glass);
    padding-top: 14px;
}

/* Call to Action Banner */
.cta-banner {
    padding: 60px 40px;
    text-align: center;
    margin: 60px auto 100px;
    max-width: 1000px;
    background: linear-gradient(135deg, rgba(90, 69, 255, 0.25) 0%, rgba(0, 229, 255, 0.15) 100%);
    border: 1px solid rgba(0, 229, 255, 0.3);
}

.cta-banner h2 {
    font-family: var(--font-heading);
    font-size: 40px;
    font-weight: 900;
    margin-bottom: 16px;
}

.cta-banner p {
    color: var(--text-muted);
    font-size: 17px;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Modal for Web Login/Register */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.modal-content {
    width: 90%;
    max-width: 440px;
    padding: 38px;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-muted);
}

.form-input, .form-select {
    width: 100%;
    padding: 12px 16px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-glass);
    color: var(--text-white);
    font-size: 14px;
    outline: none;
    transition: border 0.2s ease;
}

.form-input:focus, .form-select:focus {
    border-color: var(--accent-cyan);
}

/* Footer */
footer {
    padding: 50px 40px;
    text-align: center;
    border-top: 1px solid var(--border-glass);
    color: var(--text-muted);
    font-size: 14px;
    background: rgba(7, 4, 23, 0.95);
}

@media (max-width: 900px) {
    header {
        padding: 16px 24px;
    }
    .hero {
        grid-template-columns: 1fr;
        padding-top: 130px;
        text-align: center;
    }
    .hero-title {
        font-size: 38px;
    }
    .hero-buttons {
        justify-content: center;
    }
    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }
    .nav-links {
        display: none;
    }
}