@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Inter:wght@300;400;500&display=swap');

/* 
  ========================================================
  NEXUS DESIGN STYLE GUIDE:
  - Change the root CSS variables below to change colors instantly!
  ========================================================
*/
:root {
  --bg-dark: #0a0a0a;
  --bg-card: #111111;
  --bg-card-hover: #1a1a1a;
  --primary: #ff3b30;
  --primary-hover: #ff5548;
  --accent: #ff3b30;
  --text-main: #f0f0f0;
  --text-muted: #888888;
  --border-color: rgba(255,59,48,0.1);
  --border-focus: rgba(255,59,48,0.3);
  --glass-bg: rgba(10,10,10,0.88);
  --glass-border: rgba(255,59,48,0.06);
  --font-serif: 'Space Grotesk', sans-serif;
  --font-sans: 'Inter', sans-serif;
  --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s ease;
  --container-width: 1200px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; background-color: var(--bg-dark); color: var(--text-main); font-family: var(--font-sans); line-height: 1.6; -webkit-font-smoothing: antialiased; }
body { overflow-x: hidden; position: relative; }
a { text-decoration: none; color: inherit; transition: var(--transition-fast); }
img { max-width: 100%; height: auto; display: block; }
.container { width: 90%; max-width: var(--container-width); margin: 0 auto; padding: 0 1rem; }
.section-padding { padding: 7rem 0; }
.section-subtitle { display: inline-block; font-size: 0.7rem; font-weight: 600; letter-spacing: 0.25em; text-transform: uppercase; color: var(--accent); margin-bottom: 1rem; }
.section-title { font-family: var(--font-serif); font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 700; line-height: 1.1; margin-bottom: 1.5rem; text-transform: uppercase; }

/* HEADER */
header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; padding: 1.5rem 0; transition: var(--transition-smooth); }
header.scrolled { background: var(--glass-bg); backdrop-filter: blur(20px); border-bottom: 1px solid var(--glass-border); padding: 1rem 0; }
.nav-wrapper { display: flex; align-items: center; justify-content: space-between; }
.logo { font-family: var(--font-serif); font-size: 1.6rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; }
.logo span { color: var(--accent); }
.nav-menu { display: flex; list-style: none; gap: 2.5rem; }
.nav-link { font-size: 0.7rem; font-weight: 500; letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-muted); transition: var(--transition-fast); }
.nav-link:hover, .nav-link.active { color: var(--primary); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 0.5rem; z-index: 1001; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--text-main); margin: 6px 0; transition: var(--transition-fast); }

/* HERO */
.hero { height: 100vh; min-height: 600px; display: flex; align-items: center; position: relative; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; filter: brightness(0.3) contrast(1.2); }
.hero-bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(255,59,48,0.1) 0%, transparent 50%, rgba(0,0,0,0.8) 100%); }
.hero .container { position: relative; z-index: 2; }
.hero-content { max-width: 700px; }
.hero-title { font-family: var(--font-serif); font-size: clamp(3rem, 8vw, 6rem); font-weight: 700; line-height: 1; margin-bottom: 1.5rem; text-transform: uppercase; }
.hero-description { font-size: 1rem; color: var(--text-muted); max-width: 480px; margin-bottom: 2.5rem; }
.btn { display: inline-block; padding: 1rem 2.5rem; font-size: 0.7rem; font-weight: 600; letter-spacing: 0.15em; text-transform: uppercase; transition: var(--transition-smooth); cursor: pointer; border: none; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); transform: translateY(-2px); box-shadow: 0 8px 25px rgba(255,59,48,0.3); }
.btn-outline { background: transparent; color: var(--text-main); border: 1px solid rgba(255,255,255,0.2); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-sm { padding: 0.7rem 1.5rem; font-size: 0.65rem; }
.hero-buttons { display: flex; gap: 1rem; flex-wrap: wrap; }

/* STATS BAR */
.stats-bar { padding: 3rem 0; background: var(--bg-card); border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; text-align: center; }
.stat-block h3 { font-family: var(--font-serif); font-size: 2.5rem; font-weight: 700; color: var(--primary); }
.stat-block p { font-size: 0.75rem; color: var(--text-muted); letter-spacing: 0.1em; text-transform: uppercase; margin-top: 0.3rem; }

/* PROGRAMS */
.programs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin-top: 3rem; }
.program-card { background: var(--bg-card); border: 1px solid var(--border-color); overflow: hidden; transition: var(--transition-smooth); }
.program-card:hover { border-color: var(--border-focus); transform: translateY(-5px); }
.program-image { height: 220px; overflow: hidden; }
.program-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.program-card:hover .program-image img { transform: scale(1.08); }
.program-content { padding: 2rem; }
.program-tag { font-size: 0.6rem; font-weight: 600; letter-spacing: 0.2em; color: var(--accent); text-transform: uppercase; display: inline-block; margin-bottom: 0.8rem; padding: 0.3rem 0.8rem; background: rgba(255,59,48,0.1); border-radius: 2px; }
.program-content h3 { font-family: var(--font-serif); font-size: 1.3rem; font-weight: 600; margin-bottom: 0.8rem; }
.program-content p { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 1.5rem; line-height: 1.7; }

/* BANNER */
.banner { position: relative; padding: 6rem 0; text-align: center; overflow: hidden; }
.banner-bg { position: absolute; inset: 0; }
.banner-bg img { width: 100%; height: 100%; object-fit: cover; filter: brightness(0.2); }
.banner .container { position: relative; z-index: 2; }
.banner h2 { font-family: var(--font-serif); font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 700; margin-bottom: 1rem; text-transform: uppercase; }
.banner p { color: var(--text-muted); max-width: 500px; margin: 0 auto 2rem; }

/* TESTIMONIAL */
.testimonials-slider { text-align: center; max-width: 700px; margin: 0 auto; }
.testimonial-item blockquote { font-size: 1.3rem; font-weight: 300; font-style: italic; line-height: 1.7; margin-bottom: 1.5rem; }
.testimonial-author { font-size: 0.8rem; color: var(--accent); letter-spacing: 0.1em; }

/* FOOTER */
footer { padding: 4rem 0 2rem; border-top: 1px solid var(--border-color); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
.footer-col h3 { font-family: var(--font-serif); font-size: 0.85rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 1.2rem; }
.footer-col p, .footer-col a { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 0.5rem; display: block; }
.footer-col a:hover { color: var(--primary); }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 0.5rem; }
.footer-bottom { padding-top: 2rem; border-top: 1px solid var(--border-color); display: flex; justify-content: space-between; }
.footer-bottom p { font-size: 0.75rem; color: var(--text-muted); }
.footer-bottom-links { display: flex; gap: 1.5rem; }
.footer-bottom-links a { font-size: 0.75rem; color: var(--text-muted); }

/* FORM */
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 0.5rem; }
.form-group input, .form-group textarea, .form-group select { width: 100%; padding: 0.9rem 1rem; background: var(--bg-card); border: 1px solid var(--border-color); color: var(--text-main); font-family: var(--font-sans); font-size: 0.9rem; transition: var(--transition-fast); outline: none; }
.form-group input:focus, .form-group textarea:focus { border-color: var(--primary); }
.form-group textarea { height: 150px; resize: vertical; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }
.contact-info h3 { font-family: var(--font-serif); font-size: 1.2rem; margin-bottom: 0.5rem; }
.contact-info p { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 1.5rem; }

/* SCROLL ANIMATE */
.scroll-animate { opacity: 0; transform: translateY(30px); transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1); }
.scroll-animate.animated { opacity: 1; transform: translateY(0); }
.scroll-animate.delay-1 { transition-delay: 0.15s; }
.scroll-animate.delay-2 { transition-delay: 0.3s; }

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-menu { position: fixed; top: 0; right: -100%; width: 70%; height: 100vh; background: var(--bg-dark); flex-direction: column; align-items: center; justify-content: center; transition: right 0.4s ease; }
  .nav-menu.active { right: 0; }
  .nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .nav-toggle.active span:nth-child(2) { opacity: 0; }
  .nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
  .hero-title { font-size: 2.8rem; }
  .programs-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
  .scroll-animate { opacity: 1 !important; transform: none !important; transition: none !important; }
}