/* ================================
   AIZSquare — Main Stylesheet
   ================================ */

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

:root {
  --primary: #6C63FF;
  --primary-dark: #574fd6;
  --secondary: #FF6584;
  --accent: #43E6FC;
  --bg: #0A0A14;
  --bg2: #111124;
  --card: #151528;
  --border: rgba(255,255,255,0.08);
  --text: #E8E8F0;
  --muted: #8888A8;
  --white: #ffffff;
  --grad: linear-gradient(135deg, #6C63FF, #43E6FC);
  --shadow: 0 8px 32px rgba(108,99,255,0.15);
  --radius: 16px;
  --nav-h: 72px;
}

html { scroll-behavior: smooth; }
body { font-family: 'Inter', sans-serif; background: var(--bg); color: var(--text); line-height: 1.7; overflow-x: hidden; }

/* ---- Utility ---- */
.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.gradient-text { background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* ---- Buttons ---- */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px; border-radius: 50px; font-size: 15px; font-weight: 600; cursor: pointer; text-decoration: none; transition: all 0.3s; border: none; }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 4px 20px rgba(108,99,255,0.4); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(108,99,255,0.5); }
.btn-outline { background: transparent; color: var(--text); border: 1.5px solid var(--border); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-full { width: 100%; justify-content: center; }

/* ---- Navbar ---- */
.navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 100; height: var(--nav-h); transition: background 0.3s, backdrop-filter 0.3s; }
.navbar.scrolled { background: rgba(10,10,20,0.85); backdrop-filter: blur(16px); border-bottom: 1px solid var(--border); }
.nav-container { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.logo { font-size: 22px; font-weight: 800; color: var(--white); text-decoration: none; letter-spacing: -0.5px; }
.logo span { background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.nav-links { display: flex; gap: 36px; list-style: none; }
.nav-links a { color: var(--muted); text-decoration: none; font-weight: 500; font-size: 15px; transition: color 0.2s; }
.nav-links a:hover { color: var(--white); }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: all 0.3s; }

/* ---- Hero ---- */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; overflow: hidden; padding-top: var(--nav-h); }
.hero-bg { position: absolute; inset: 0; background: radial-gradient(ellipse 80% 60% at 60% 40%, rgba(108,99,255,0.12) 0%, transparent 70%), radial-gradient(ellipse 50% 50% at 20% 80%, rgba(67,230,252,0.07) 0%, transparent 70%); }
.hero-content { position: relative; z-index: 2; max-width: 680px; padding: 80px 0; }
.hero-tag { display: inline-block; background: rgba(108,99,255,0.15); border: 1px solid rgba(108,99,255,0.3); color: var(--primary); padding: 6px 18px; border-radius: 50px; font-size: 13px; font-weight: 600; letter-spacing: 0.5px; margin-bottom: 24px; text-transform: uppercase; }
.hero-content h1 { font-size: clamp(40px, 6vw, 72px); font-weight: 800; line-height: 1.1; letter-spacing: -2px; margin-bottom: 24px; }
.hero-subtitle { font-size: 18px; color: var(--muted); max-width: 500px; margin-bottom: 40px; line-height: 1.8; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-shapes { position: absolute; inset: 0; pointer-events: none; }
.shape { position: absolute; border-radius: 50%; filter: blur(60px); opacity: 0.15; animation: float 8s ease-in-out infinite; }
.shape-1 { width: 400px; height: 400px; background: var(--primary); top: 10%; right: 5%; animation-delay: 0s; }
.shape-2 { width: 300px; height: 300px; background: var(--accent); bottom: 20%; right: 25%; animation-delay: 3s; }
.shape-3 { width: 200px; height: 200px; background: var(--secondary); top: 60%; right: 10%; animation-delay: 5s; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-30px); } }

/* ---- Sections ---- */
.section { padding: 100px 0; }
.section-alt { background: var(--bg2); }
.section-label { font-size: 12px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--primary); margin-bottom: 12px; }
.section-title { font-size: clamp(28px, 4vw, 44px); font-weight: 800; letter-spacing: -1px; margin-bottom: 56px; }

/* ---- About ---- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.about-text p { color: var(--muted); margin-bottom: 20px; font-size: 16px; }
.stats-row { display: flex; gap: 40px; margin-top: 40px; }
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-num { font-size: 36px; font-weight: 800; background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-label { font-size: 13px; color: var(--muted); font-weight: 500; }
.about-visual { display: flex; flex-direction: column; gap: 16px; }
.visual-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; transition: transform 0.2s, box-shadow 0.2s; }
.visual-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.vc-icon { font-size: 28px; margin-bottom: 12px; }
.visual-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.visual-card p { font-size: 14px; color: var(--muted); }

/* ---- Services ---- */
.services-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.service-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; transition: all 0.3s; position: relative; overflow: hidden; }
.service-card::before { content: ''; position: absolute; inset: 0; background: var(--grad); opacity: 0; transition: opacity 0.3s; border-radius: var(--radius); }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: rgba(108,99,255,0.3); }
.service-icon { font-size: 36px; margin-bottom: 20px; position: relative; z-index: 1; }
.service-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 12px; position: relative; z-index: 1; }
.service-card p { font-size: 14px; color: var(--muted); position: relative; z-index: 1; line-height: 1.7; }

/* ---- Contact ---- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 64px; }
.contact-intro { color: var(--muted); margin-bottom: 40px; font-size: 16px; }
.contact-items { display: flex; flex-direction: column; gap: 24px; }
.contact-item { display: flex; align-items: flex-start; gap: 16px; }
.ci-icon { font-size: 24px; }
.contact-item strong { display: block; font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); margin-bottom: 4px; }
.contact-item a { color: var(--text); text-decoration: none; font-weight: 500; transition: color 0.2s; }
.contact-item a:hover { color: var(--primary); }
.contact-form { display: flex; flex-direction: column; gap: 20px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 40px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label { font-size: 13px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; }
.form-group input, .form-group textarea { background: rgba(255,255,255,0.04); border: 1px solid var(--border); border-radius: 10px; color: var(--text); font-family: 'Inter', sans-serif; font-size: 15px; outline: none; padding: 14px 16px; transition: border-color 0.2s; resize: vertical; }
.form-group input:focus, .form-group textarea:focus { border-color: var(--primary); }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--muted); }
.form-note { font-size: 14px; color: #43E6FC; text-align: center; min-height: 20px; }

/* ---- Footer ---- */
.footer { background: var(--bg2); border-top: 1px solid var(--border); padding: 32px 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer-copy { color: var(--muted); font-size: 14px; }

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 640px) {
  .nav-links { display: none; position: fixed; top: var(--nav-h); left: 0; right: 0; background: rgba(10,10,20,0.97); flex-direction: column; padding: 24px; gap: 20px; border-bottom: 1px solid var(--border); }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
  .form-row { grid-template-columns: 1fr; }
  .stats-row { gap: 24px; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { text-align: center; }
  .footer-inner { flex-direction: column; text-align: center; }
}