:root {
    --bg: #020617;
    --surface: rgba(15, 23, 42, 0.6);
    --primary: #06b6d4;
    --primary-glow: rgba(6, 182, 212, 0.3);
    --secondary: #10b981;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --glass-border: rgba(255, 255, 255, 0.1);
    --accent-gradient: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
}

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

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

h1, h2, h3, .logo {
    font-family: 'Plus Jakarta Sans', sans-serif;
    letter-spacing: -0.02em;
}

a, button {
    cursor: pointer;
}

/* --- Animations --- */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
    100% { transform: translateY(0px) rotate(0deg); }
}

@keyframes kenBurns {
    0% { transform: scale(1); }
    100% { transform: scale(1.15); }
}

@keyframes bubble {
    0% { transform: translateY(100vh) scale(0); opacity: 0; }
    20% { opacity: 0.3; }
    100% { transform: translateY(-100px) scale(1); opacity: 0; }
}

@keyframes pulseGlow {
    0% { box-shadow: 0 0 0 0 rgba(6, 182, 212, 0.4); }
    70% { box-shadow: 0 0 0 15px rgba(6, 182, 212, 0); }
    100% { box-shadow: 0 0 0 0 rgba(6, 182, 212, 0); }
}

.reveal {
    opacity: 0;
    transform: translateY(60px) scale(0.95);
    filter: blur(10px);
    transition: all 1s cubic-bezier(0.2, 0.8, 0.2, 1);
    will-change: transform, opacity, filter;
}

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

/* --- Layout --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* --- Navigation --- */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: all 0.3s ease;
    backdrop-filter: blur(0px);
}

nav.scrolled {
    padding: 1rem 0;
    background: rgba(2, 6, 23, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    text-decoration: none;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo span {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-link {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--primary);
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    padding: 120px 0;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.4) contrast(1.1);
    animation: kenBurns 20s infinite alternate ease-in-out;
}

/* Bubbles/Particles */
.bubbles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
    z-index: 0;
}

.bubble {
    position: absolute;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    bottom: -10px;
    animation: bubble 10s infinite ease-in;
}

.hero-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(to top, var(--bg) 0%, transparent 100%);
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 800;
    animation: fadeIn 1s ease-out;
}

.hero h1 span {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 3rem;
    animation: fadeIn 1s ease-out 0.2s backwards;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2.5rem;
    border-radius: 99px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 1.1rem;
    border: none;
    outline: none;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 10px 20px var(--primary-glow);
    animation: pulseGlow 3s infinite;
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 30px var(--primary-glow);
}

.btn-secondary {
    border: 1px solid var(--glass-border);
    color: white;
    backdrop-filter: blur(4px);
    margin-left: 1rem;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
}

/* --- Features --- */
.features {
    padding: 100px 0;
    position: relative;
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(6, 182, 212, 0.1);
    color: var(--primary);
    border-radius: 99px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 4rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--surface);
    padding: 2.5rem;
    border-radius: 24px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-10px);
    border-color: rgba(6, 182, 212, 0.3);
    background: rgba(15, 23, 42, 0.8);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity 0.3s;
}

.card:hover::before {
    opacity: 1;
}

.card-icon {
    width: 48px;
    height: 48px;
    background: rgba(6, 182, 212, 0.1);
    color: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.card p {
    color: var(--text-muted);
    font-size: 1rem;
}

/* --- Why Section --- */
.why {
    padding: 100px 0;
    background: radial-gradient(circle at 50% 50%, rgba(6, 182, 212, 0.05) 0%, transparent 70%);
}

.why-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.check-item {
    display: flex;
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.check-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: var(--secondary);
}

.check-item h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.check-item p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* --- Content Page Layout --- */
.content-header {
    padding: 160px 0 80px;
    text-align: center;
    background: linear-gradient(180deg, rgba(6, 182, 212, 0.05) 0%, transparent 100%);
}

.content-body {
    padding: 0 0 100px;
}

.glass-box {
    background: var(--surface);
    padding: 3rem;
    border-radius: 32px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    max-width: 800px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
}

.form-input, .form-textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 0.8rem 1rem;
    color: var(--text-main);
    font-family: inherit;
    transition: all 0.2s;
}

.form-input:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 4px var(--primary-glow);
}

.form-textarea {
    height: 150px;
    resize: vertical;
}

.document-text h2 {
    margin: 2.5rem 0 1rem;
    font-size: 1.8rem;
    color: var(--text-main);
}

.document-text p {
    margin-bottom: 1.5rem;
    color: var(--text-muted);
}

.document-text ul {
    margin: 0 0 1.5rem 1.5rem;
    color: var(--text-muted);
}

.document-text li {
    margin-bottom: 0.5rem;
}

/* --- Tags --- */
.tags-wrapper {
    padding: 80px 0;
    text-align: center;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-top: 3rem;
}

.tag {
    padding: 0.6rem 1.5rem;
    background: var(--surface);
    border: 1px solid var(--glass-border);
    border-radius: 99px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s;
}

.tag:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: scale(1.05);
}

/* --- Footer --- */
footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--glass-border);
    text-align: center;
}

.footer-logo {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.footer-links {
    margin: 2rem 0;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.copyright {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 768px) {
    .why-content {
        grid-template-columns: 1fr;
    }
    .hero {
        padding: 100px 0 60px;
    }
    .btn-secondary {
        margin: 1rem 0 0 0;
        display: flex;
    }
    .nav-hide-mobile {
        display: none;
    }
    .glass-box {
        padding: 1.5rem;
    }
}