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

:root {
    /* Colors - High contrast/Premium */
    --primary: #00f2ff;
    --primary-alt: #00d4df;
    --primary-glow: rgba(0, 242, 255, 0.4);
    --secondary: #7000ff;
    --secondary-glow: rgba(112, 0, 255, 0.3);
    --accent: #ff00c8;
    --bg-dark: #03040a;
    --bg-card: rgba(255, 255, 255, 0.02);
    --bg-header: rgba(3, 4, 10, 0.85);

    /* Spacing (8-point grid) */
    --space-2xs: 4px;
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 32px;
    --space-xl: 48px;
    --space-2xl: 64px;
    --space-3xl: 128px;
    --section-pad: clamp(6rem, 12vw, 12rem);

    /* Effects */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 32px;
    --border: rgba(255, 255, 255, 0.06);
    --shadow: 0 40px 100px rgba(0, 0, 0, 0.6);
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
    background-color: var(--bg-dark);
    color: #fff;
    font-family: 'Plus Jakarta Sans', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
.logo {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* --- Animated Background --- */
.mesh-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background:
        radial-gradient(circle at 10% 10%, var(--secondary-glow) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, var(--primary-glow) 0%, transparent 40%);
    opacity: 0.6;
    filter: blur(80px);
}

/* --- Typography --- */
.text-gradient {
    background: linear-gradient(135deg, #fff 40%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.title-large {
    font-size: clamp(3rem, 7vw, 5.5rem);
    line-height: 1;
    margin-bottom: var(--space-lg);
}

.title-medium {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.text-gray {
    color: #94a3b8;
    font-size: 1.15rem;
    font-weight: 500;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.25rem 3rem;
    border-radius: var(--radius-md);
    font-weight: 800;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    gap: 0.75rem;
    border: none;
    font-size: 1.1rem;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--primary);
    color: #000;
}

.btn-primary:hover {
    box-shadow: 0 0 40px var(--primary-glow);
    transform: translateY(-5px);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--border);
    color: #fff;
    backdrop-filter: blur(5px);
}

.btn-outline:hover {
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.05);
}

/* --- Floating WhatsApp --- */
.whatsapp-float {
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    width: 65px;
    height: 65px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(10deg);
}

/* --- Header --- */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1100;
    padding: var(--space-lg) 0;
    border-bottom: 1px solid var(--border);
    background: var(--bg-header);
    backdrop-filter: blur(15px);
    transition: var(--transition);
}

header.scrolled {
    padding: var(--space-sm) 0;
    background: rgba(3, 4, 10, 0.95);
}

/* --- Sections --- */
section {
    padding: var(--section-pad) 0;
    position: relative;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(0, 242, 255, 0.4);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
    transform: translateY(-10px);
}

/* --- Hero Layout --- */
.hero-grid {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero-img-container {
    perspective: 1000px;
}

.hero-img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transform: rotateY(-10deg) rotateX(10deg);
    transition: var(--transition);
}

.hero-img-container:hover .hero-img {
    transform: rotateY(0) rotateX(0);
}

/* --- Footer --- */
footer {
    padding: var(--space-3xl) 0 var(--space-xl);
    background: #000;
    border-top: 1px solid var(--border);
}

/* --- Reveal Animation --- */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 1s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* --- Mobile --- */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-2xl);
    }

    .hero-img-container {
        order: -1;
        max-width: 600px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    :root {
        --section-pad: 5rem;
    }

    .title-large {
        font-size: 3.2rem;
    }
}