/* ========== Reset & Base ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
    background: #050714;
    color: #e5e7eb;
    line-height: 1.7;
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
}

/* ========== Animated Background ========== */
.bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at top left, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at center, rgba(99, 102, 241, 0.05) 0%, transparent 70%),
        linear-gradient(180deg, #050714 0%, #0a0e27 50%, #1a1140 100%);
    z-index: -3;
}

.bg-orbs {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -2;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, #3b82f6, transparent);
    top: -10%;
    left: -10%;
    animation-delay: 0s;
}

.orb-2 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, #8b5cf6, transparent);
    bottom: -20%;
    right: -10%;
    animation-delay: -7s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, #ec4899, transparent);
    top: 50%;
    left: 50%;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(50px, -50px) scale(1.1);
    }
    66% {
        transform: translate(-50px, 50px) scale(0.9);
    }
}

.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

/* ========== Navigation ========== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 16px 0;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    background: rgba(5, 7, 20, 0.7);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.nav.scrolled {
    padding: 12px 0;
    background: rgba(5, 7, 20, 0.9);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: white;
    font-weight: 700;
    font-size: 20px;
    transition: opacity 0.2s ease;
}

.nav-logo:hover {
    opacity: 0.8;
}

.logo-img {
    width: 36px;
    height: 36px;
    border-radius: 9px;
    object-fit: cover;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
    transition: transform 0.3s ease;
}

.nav-logo:hover .logo-img {
    transform: rotate(5deg) scale(1.05);
}

.logo-text {
    background: linear-gradient(135deg, #60a5fa, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-link {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s ease;
    position: relative;
}

.nav-link:hover {
    color: white;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* ========== Hero Section ========== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 80px;
    position: relative;
}

.hero-content {
    max-width: 900px;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 100px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 32px;
    backdrop-filter: blur(10px);
}

.badge-dot {
    width: 6px;
    height: 6px;
    background: #10b981;
    border-radius: 50%;
    box-shadow: 0 0 10px #10b981;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-size: clamp(48px, 9vw, 96px);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.04em;
    margin-bottom: 32px;
    color: white;
}

.gradient-text {
    background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 50%, #f472b6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    animation: gradient-shift 8s ease infinite;
}

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

.hero-subtitle {
    font-size: clamp(18px, 2.5vw, 22px);
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin: 0 auto 48px;
    font-weight: 400;
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    margin-bottom: 80px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 56px;
    font-weight: 800;
    background: linear-gradient(135deg, #60a5fa, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 8px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    height: 60px;
    background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.2), transparent);
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.scroll-arrow {
    width: 1px;
    height: 40px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.5), transparent);
    position: relative;
    animation: scroll-bounce 2s infinite;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -3px;
    width: 7px;
    height: 7px;
    border-right: 1px solid rgba(255, 255, 255, 0.5);
    border-bottom: 1px solid rgba(255, 255, 255, 0.5);
    transform: rotate(45deg);
}

@keyframes scroll-bounce {
    0%, 100% { transform: translateY(0); opacity: 0.5; }
    50% { transform: translateY(10px); opacity: 1; }
}

/* ========== Animations ========== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ========== Main Content ========== */
.content {
    max-width: 900px;
    margin: 0 auto;
    padding: 80px 24px 120px;
}

.section {
    margin-bottom: 60px;
    padding: 48px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 24px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
}

.section:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.section-header {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 32px;
}

.section-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(139, 92, 246, 0.2));
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: #a78bfa;
}

.section-icon svg {
    width: 28px;
    height: 28px;
}

.section-icon.icon-red {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.2), rgba(236, 72, 153, 0.2));
    border-color: rgba(239, 68, 68, 0.3);
    color: #f87171;
}

.section-icon.icon-blue {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(14, 165, 233, 0.2));
    border-color: rgba(59, 130, 246, 0.3);
    color: #60a5fa;
}

.section-icon.icon-purple {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(168, 85, 247, 0.2));
    border-color: rgba(139, 92, 246, 0.3);
    color: #c084fc;
}

.section-icon.icon-green {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2), rgba(34, 197, 94, 0.2));
    border-color: rgba(16, 185, 129, 0.3);
    color: #34d399;
}

.section-icon.icon-gold {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.2), rgba(245, 158, 11, 0.2));
    border-color: rgba(251, 191, 36, 0.3);
    color: #fbbf24;
}

.section-icon.icon-pink {
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.2), rgba(244, 114, 182, 0.2));
    border-color: rgba(236, 72, 153, 0.3);
    color: #f472b6;
}

.section-title {
    font-size: 32px;
    font-weight: 700;
    color: white;
    letter-spacing: -0.02em;
    margin-bottom: 6px;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.5);
    font-weight: 400;
}

.section-body p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 17px;
    margin-bottom: 16px;
    line-height: 1.7;
}

.section-body p.muted {
    color: rgba(255, 255, 255, 0.5);
    font-size: 15px;
    margin-top: 24px;
    font-style: italic;
}

.section-body strong {
    color: white;
    font-weight: 600;
}

/* ========== Hero Card (Privacy Promise) ========== */
.hero-card {
    background: linear-gradient(135deg, 
        rgba(59, 130, 246, 0.1), 
        rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(139, 92, 246, 0.3);
    text-align: center;
    padding: 80px 48px;
    position: relative;
}

.hero-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(139, 92, 246, 0.1), transparent 70%);
    pointer-events: none;
}

.hero-card-content {
    position: relative;
    z-index: 1;
}

.lock-animation {
    width: 80px;
    height: 80px;
    margin: 0 auto 32px;
    filter: drop-shadow(0 10px 30px rgba(139, 92, 246, 0.5));
}

.lock-shackle {
    animation: lockOpen 4s ease-in-out infinite;
    transform-origin: center bottom;
}

@keyframes lockOpen {
    0%, 90%, 100% { transform: rotate(0deg); }
    45%, 55% { transform: rotate(-15deg); }
}

.lock-body {
    animation: lockGlow 3s ease-in-out infinite;
}

@keyframes lockGlow {
    0%, 100% { filter: drop-shadow(0 0 0 rgba(139, 92, 246, 0)); }
    50% { filter: drop-shadow(0 0 20px rgba(139, 92, 246, 0.8)); }
}

.hero-card-title {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 700;
    color: white;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.hero-card-text {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ========== Feature Grid ========== */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin-top: 32px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 14px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.12);
}

.feature-item.no {
    border-left: 3px solid #ef4444;
}

.feature-item.yes {
    border-left: 3px solid #10b981;
}

.feature-icon {
    font-size: 32px;
    flex-shrink: 0;
}

.feature-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.feature-text strong {
    color: white;
    font-size: 16px;
    font-weight: 600;
}

.feature-text span {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

/* ========== Modern List ========== */
.modern-list {
    list-style: none;
    margin-top: 24px;
    margin-bottom: 24px;
}

.modern-list li {
    color: rgba(255, 255, 255, 0.75);
    padding: 14px 0 14px 36px;
    position: relative;
    font-size: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: color 0.2s ease;
}

.modern-list li:last-child {
    border-bottom: none;
}

.modern-list li:hover {
    color: white;
}

.modern-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, #10b981, #34d399);
    border-radius: 50%;
}

.modern-list li::after {
    content: '\2713';
    position: absolute;
    left: 6px;
    top: 50%;
    transform: translateY(-50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

/* ========== Permission List ========== */
.permission-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}

.permission-item {
    display: flex;
    gap: 20px;
    padding: 24px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.permission-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(139, 92, 246, 0.2);
    transform: translateX(8px);
}

.permission-emoji {
    font-size: 40px;
    flex-shrink: 0;
}

.permission-item strong {
    color: white;
    font-size: 17px;
    font-weight: 600;
    display: block;
    margin-bottom: 4px;
}

.permission-item p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 15px;
    margin: 0;
}

/* ========== Framework Grid ========== */
.framework-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin: 32px 0;
}

.framework-item {
    text-align: center;
    padding: 28px 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.framework-item:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(139, 92, 246, 0.3);
    box-shadow: 0 10px 40px rgba(139, 92, 246, 0.1);
}

.framework-icon {
    font-size: 40px;
    margin-bottom: 12px;
}

.framework-item strong {
    color: white;
    display: block;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 4px;
}

.framework-item span {
    color: rgba(255, 255, 255, 0.5);
    font-size: 13px;
}

/* ========== Link Card ========== */
.link-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    text-decoration: none;
    color: white;
    margin-top: 20px;
    transition: all 0.3s ease;
}

.link-card:hover {
    background: rgba(139, 92, 246, 0.1);
    border-color: rgba(139, 92, 246, 0.3);
    transform: translateX(4px);
}

.link-card strong {
    display: block;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 2px;
}

.link-card span {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

.link-arrow {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.5);
    transition: transform 0.3s ease;
}

.link-card:hover .link-arrow {
    transform: translateX(4px);
    color: #a78bfa;
}

/* ========== Contact Section ========== */
.contact-section {
    background: linear-gradient(135deg, 
        rgba(59, 130, 246, 0.1), 
        rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(139, 92, 246, 0.3);
}

.contact-card {
    text-align: center;
    padding: 40px 20px;
}

.contact-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 20px 40px rgba(139, 92, 246, 0.3);
    animation: float-icon 4s ease-in-out infinite;
}

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

.contact-icon svg {
    width: 40px;
    height: 40px;
    color: white;
}

.contact-title {
    font-size: 36px;
    font-weight: 700;
    color: white;
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}

.contact-subtitle {
    color: rgba(255, 255, 255, 0.6);
    font-size: 17px;
    margin-bottom: 32px;
}

.contact-email {
    display: inline-block;
    font-size: 24px;
    font-weight: 600;
    color: white;
    text-decoration: none;
    padding: 16px 32px;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-radius: 14px;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.3);
}

.contact-email:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 40px rgba(139, 92, 246, 0.5);
}

.contact-name {
    margin-top: 24px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

/* ========== Footer ========== */
.footer {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 60px 24px 40px;
    text-align: center;
    background: rgba(0, 0, 0, 0.3);
}

.footer-content {
    max-width: 600px;
    margin: 0 auto;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 22px;
    font-weight: 700;
    color: white;
}

.logo-img-small {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    object-fit: cover;
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.5);
    font-size: 15px;
    margin-bottom: 12px;
    font-style: italic;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.3);
    font-size: 13px;
}

/* ========== Responsive ========== */
@media (max-width: 768px) {
    .nav-links {
        gap: 16px;
    }
    
    .nav-link {
        font-size: 13px;
    }
    
    .hero {
        padding: 100px 20px 60px;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .stat-number {
        font-size: 40px;
    }
    
    .stat-divider {
        display: none;
    }
    
    .content {
        padding: 60px 20px 80px;
    }
    
    .section {
        padding: 32px 24px;
        margin-bottom: 32px;
    }
    
    .section-header {
        flex-direction: column;
        gap: 16px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .hero-card {
        padding: 48px 32px;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .permission-item {
        flex-direction: column;
        gap: 12px;
    }
    
    .contact-email {
        font-size: 18px;
        padding: 14px 24px;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }
    
    .nav-links {
        display: none;
    }
}

/* ========== Selection ========== */
::selection {
    background: rgba(139, 92, 246, 0.3);
    color: white;
}

/* ========== Scrollbar ========== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.3);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #3b82f6, #8b5cf6);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #60a5fa, #a78bfa);
}