/* 
  Modern Premium Marketing Agency Design System
  Color Palette: Deep Indigo, Electric Cyan, Glassmorphism
*/

:root {
    --primary: #6366f1;
    --primary-glow: rgba(99, 102, 241, 0.5);
    --secondary: #06b6d4;
    --accent: #f43f5e;
    --bg-dark: #0f172a;
    --bg-darker: #020617;
    --text-main: #f8fafc;
    --text-dim: #94a3b8;
    --glass: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-blur: blur(12px);
    --transition-slow: all 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    --transition-fast: all 0.3s ease;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    cursor: none; /* Custom cursor implementation later */
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    background-color: var(--bg-darker);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Custom Selection */
::selection {
    background: var(--primary);
    color: white;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Background Canvas */
#hero-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    opacity: 0.6;
}

/* Cursor Trailing */
.cursor-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
}

.cursor-outline {
    width: 40px;
    height: 40px;
    border: 1px solid var(--primary);
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transition: width 0.3s, height 0.3s, border-color 0.3s;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    background: rgba(2, 6, 23, 0.7);
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-main);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dim);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    position: relative;
}

.nav-links a:hover {
    color: var(--text-main);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition-fast);
}

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

.cta-btn {
    background: var(--primary);
    color: white;
    padding: 0.8rem 1.8rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition-fast);
    box-shadow: 0 4px 20px var(--primary-glow);
    border: 1px solid transparent;
}

.cta-btn:hover {
    transform: translateY(-2px);
    background: #4f46e5;
    box-shadow: 0 6px 25px var(--primary-glow);
}

/* Sections Base */
section {
    padding: 8rem 10%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Hero Section */
.hero {
    position: relative;
    text-align: center;
    padding-top: 10rem;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.2rem;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--secondary);
    margin-bottom: 2rem;
    backdrop-filter: var(--glass-blur);
}

.hero h1 {
    font-size: 4.5rem;
    margin-bottom: 1.5rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-dim);
    max-width: 600px;
    margin: 0 auto 3rem;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.service-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    padding: 3rem 2rem;
    border-radius: 24px;
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
    backdrop-filter: var(--glass-blur);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.05);
}

.service-card i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.service-card p {
    color: var(--text-dim);
    font-size: 0.95rem;
}

/* Success Cases - 3D Showcase */
.showcase-container {
    height: 600px;
    width: 100%;
    background: transparent;
    border-radius: 30px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--glass-border);
}

#cases-3d-canvas {
    width: 100%;
    height: 100%;
}

.case-info-overlay {
    position: absolute;
    bottom: 40px;
    left: 40px;
    max-width: 400px;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.case-info-overlay.active {
    opacity: 1;
}

/* Stats Section */
.stats {
    display: flex;
    justify-content: space-around;
    align-items: center;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    padding: 4rem;
    border-radius: 30px;
    margin: 4rem 0;
}

.stat-item h2 {
    font-size: 3.5rem;
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.8rem;
}

/* Contact */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 4rem;
}

.contact-form {
    background: var(--glass);
    padding: 3rem;
    border-radius: 24px;
    border: 1px solid var(--glass-border);
}

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

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

.form-group input, .form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(2, 6, 23, 0.5);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: white;
    font-family: inherit;
    transition: var(--transition-fast);
}

.form-group input:focus, .form-group textarea:focus {
    border-color: var(--primary);
    outline: none;
    background: rgba(2, 6, 23, 0.8);
}

/* Responsive */
@media (max-width: 968px) {
    .hero h1 { font-size: 3rem; }
    .nav-links { display: none; }
    .contact-container { grid-template-columns: 1fr; }
    .stats { flex-direction: column; gap: 3rem; text-align: center; }
}

/* Animations Triggered by GSAP */
.reveal {
    opacity: 0;
    transform: translateY(30px);
}