/* =========================================================
   AUTISMO QUEST — Premium Design System
   ========================================================= */
:root {
  --c-bg: #080c14;
  --c-bg2: #0d1220;
  --c-surface: rgba(255,255,255,0.04);
  --c-border: rgba(255,255,255,0.08);
  --c-primary: #6c63ff;
  --c-primary-2: #4f46e5;
  --c-accent: #06d6a0;
  --c-accent-2: #0ea5e9;
  --c-text: #f0f4ff;
  --c-muted: #7b90b2;
  --c-label: #06d6a0;
  --radius-lg: 24px;
  --radius-xl: 40px;
  --shadow-glow: 0 0 60px rgba(108,99,255,0.2);
  --transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ─ Reset ─ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Outfit', sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.65;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ─ Container ─ */
.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }

/* ─ Typography ─ */
h1 { font-size: clamp(2.4rem, 5.5vw, 4.5rem); font-weight: 800; line-height: 1.08; letter-spacing: -2px; }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 700; line-height: 1.15; letter-spacing: -1px; }
h3 { font-size: 1.35rem; font-weight: 600; }
h4 { font-size: 1.05rem; font-weight: 600; }

.gradient-text {
  background: linear-gradient(135deg, var(--c-accent) 0%, var(--c-accent-2) 50%, var(--c-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--c-label);
  margin-bottom: 1rem;
}

/* ─ Buttons ─ */
.btn-primary {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-2) 100%);
  color: #fff;
  padding: 0.9rem 2rem;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.95rem;
  box-shadow: 0 8px 32px rgba(108,99,255,0.35);
  transition: var(--transition);
  border: none; cursor: pointer;
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(108,99,255,0.5); }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: transparent;
  color: var(--c-text);
  padding: 0.9rem 2rem;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid var(--c-border);
  transition: var(--transition);
}
.btn-ghost:hover { background: var(--c-surface); border-color: rgba(255,255,255,0.2); }

.btn-outline {
  display: inline-block;
  color: var(--c-accent);
  border-bottom: 1px solid var(--c-accent);
  padding-bottom: 2px;
  font-weight: 600;
  transition: var(--transition);
}
.btn-outline:hover { opacity: 0.7; }

.btn-full { width: 100%; justify-content: center; }

/* ─ Navigation ─ */
#navbar {
  position: fixed; top: 0; width: 100%; z-index: 999;
  transition: background 0.4s, box-shadow 0.4s;
}
#navbar.scrolled {
  background: rgba(8,12,20,0.9);
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--c-border);
}

nav {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.6rem 2rem;
}

.logo { font-size: 1.3rem; font-weight: 800; letter-spacing: -1px; }
.logo span { color: var(--c-accent); }

.nav-links {
  display: flex; align-items: center; gap: 2.5rem;
}
.nav-links a {
  font-size: 0.88rem; font-weight: 500; color: var(--c-muted);
  transition: color 0.3s;
}
.nav-links a:hover { color: var(--c-text); }

.nav-cta {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  color: var(--c-text);
  padding: 0.65rem 1.4rem;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  transition: var(--transition);
}
.nav-cta:hover { background: var(--c-primary); border-color: var(--c-primary); }

.hamburger {
  display: none;
  flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.hamburger span {
  width: 22px; height: 2px; background: var(--c-text);
  border-radius: 2px; transition: 0.3s;
}

.mobile-menu {
  display: none;
  background: rgba(8,12,20,0.98);
  backdrop-filter: blur(20px);
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--c-border);
}
.mobile-menu ul { display: flex; flex-direction: column; gap: 1.2rem; }
.mobile-menu a { font-size: 1.1rem; font-weight: 500; }
.mobile-menu.open { display: block; }

/* ─ Hero ─ */
#hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; overflow: hidden;
}

.hero-bg {
  position: absolute; inset: 0; z-index: 0;
}
.hero-bg img {
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1.05);
  transition: transform 10s ease;
}
#hero:hover .hero-bg img { transform: scale(1); }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(8,12,20,0.92) 45%, rgba(8,12,20,0.3) 100%);
}

.hero-content {
  position: relative; z-index: 2;
  max-width: 700px;
  padding: 8rem 2rem 4rem;
  margin: 0 auto 0 calc((100vw - 1200px) / 2 + 2rem);
  animation: fadeUp 1s ease both;
}

.hero-badge {
  display: inline-block;
  background: rgba(6,214,160,0.1);
  border: 1px solid rgba(6,214,160,0.3);
  color: var(--c-accent);
  padding: 0.4rem 1.2rem;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 2rem;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--c-muted);
  margin: 1.8rem 0 2.5rem;
  max-width: 560px;
}

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 3.5rem; }

.hero-stats {
  display: flex; align-items: center; gap: 2rem;
  padding: 1.5rem 2rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  max-width: 560px;
}
.hero-stat { text-align: center; }
.hero-stat strong { display: block; font-size: 1.8rem; font-weight: 800; color: var(--c-accent); }
.hero-stat span { font-size: 0.75rem; color: var(--c-muted); }
.hero-stat-divider { width: 1px; height: 40px; background: var(--c-border); }

.scroll-hint {
  position: absolute; bottom: 2.5rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
  color: var(--c-muted); font-size: 0.75rem; letter-spacing: 2px;
  text-transform: uppercase; z-index: 2; animation: bounce 2s infinite;
}
.scroll-arrow {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--c-muted), transparent);
}

/* ─ About ─ */
#about { padding: 8rem 0; }
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center;
}
.about-img-wrap {
  position: relative; border-radius: var(--radius-xl); overflow: hidden;
  box-shadow: var(--shadow-glow);
}
.about-img { width: 100%; border-radius: var(--radius-xl); }
.about-badge-float {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  background: rgba(8,12,20,0.85);
  backdrop-filter: blur(12px);
  border: 1px solid var(--c-border);
  padding: 0.6rem 1.4rem;
  border-radius: 100px;
  font-size: 0.85rem; font-weight: 600; white-space: nowrap;
}
.about-badge-float span { color: var(--c-accent); margin-right: 0.3rem; }
.about-text h2 { margin: 0.5rem 0 1.5rem; }
.about-text p { color: var(--c-muted); margin-bottom: 1.2rem; }
.about-text strong { color: var(--c-text); }

/* ─ Solutions ─ */
.dark-section { background: var(--c-bg2); }
#solutions { padding: 8rem 0; }
.section-header { text-align: center; max-width: 700px; margin: 0 auto 4rem; }
.section-header h2 { margin: 0.5rem 0 1rem; }
.section-sub { color: var(--c-muted); font-size: 1.05rem; }

.solutions-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem;
}
.sol-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: var(--transition);
  position: relative; overflow: hidden;
}
.sol-card::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(108,99,255,0.08), transparent);
  opacity: 0; transition: var(--transition);
}
.sol-card:hover { transform: translateY(-8px); border-color: rgba(108,99,255,0.4); }
.sol-card:hover::before { opacity: 1; }
.sol-icon { font-size: 2.5rem; margin-bottom: 1.5rem; }
.sol-card h3 { margin-bottom: 1rem; }
.sol-card p { color: var(--c-muted); font-size: 0.95rem; margin-bottom: 1.5rem; }
.sol-list { display: flex; flex-direction: column; gap: 0.6rem; }
.sol-list li {
  color: var(--c-muted); font-size: 0.85rem;
  display: flex; align-items: center; gap: 0.6rem;
}
.sol-list li::before {
  content: ''; width: 6px; height: 6px;
  background: var(--c-accent); border-radius: 50%; flex-shrink: 0;
}

/* ─ Technology ─ */
#technology { padding: 8rem 0; }
.tech-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center;
}
.tech-text h2 { margin: 0.5rem 0 1.5rem; }
.tech-text > p { color: var(--c-muted); margin-bottom: 2.5rem; }
.tech-img-wrap { border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-glow); }
.tech-img { width: 100%; }

.tech-pillars { display: flex; flex-direction: column; gap: 1.5rem; }
.pillar {
  display: flex; gap: 1.2rem; align-items: flex-start;
  padding: 1.2rem 1.5rem;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}
.pillar:hover { border-color: rgba(6,214,160,0.3); }
.pillar-icon { font-size: 1.5rem; margin-top: 2px; }
.pillar h4 { margin-bottom: 0.3rem; }
.pillar p { color: var(--c-muted); font-size: 0.88rem; }

/* ─ Approach / Game World ─ */
#approach { padding: 8rem 0 0; }
.approach-header { text-align: center; margin-bottom: 3rem; }
.approach-header h2 { margin: 0.5rem 0; }

.full-bleed-section {}
.full-bleed-img {
  position: relative; overflow: hidden;
  max-height: 600px;
}
.full-bleed-img img { width: 100%; height: 600px; object-fit: cover; }
.full-bleed-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(8,12,20,0.9) 0%, rgba(8,12,20,0.1) 60%);
  display: flex; align-items: flex-end; justify-content: center;
  padding: 2.5rem;
}
.overlay-chips { display: flex; flex-wrap: wrap; gap: 0.8rem; justify-content: center; }
.chip {
  background: rgba(8,12,20,0.7);
  backdrop-filter: blur(10px);
  border: 1px solid var(--c-border);
  padding: 0.5rem 1.2rem;
  border-radius: 100px;
  font-size: 0.85rem; font-weight: 600;
  white-space: nowrap;
}

.approach-steps {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem;
  padding: 4rem 2rem;
}
.step { text-align: center; }
.step-num {
  font-size: 3rem; font-weight: 800; color: var(--c-primary);
  opacity: 0.3; margin-bottom: 0.5rem; line-height: 1;
}
.step h4 { margin-bottom: 0.6rem; }
.step p { color: var(--c-muted); font-size: 0.88rem; }

/* ─ Contact ─ */
#contact { padding: 8rem 0; }
.cta-box {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-xl);
  padding: 5rem;
  text-align: center;
  position: relative; overflow: hidden;
}
.cta-box::before {
  content: '';
  position: absolute; top: -50%; left: -50%; right: -50%; bottom: -50%;
  background: radial-gradient(circle at 50% 50%, rgba(108,99,255,0.1) 0%, transparent 60%);
  pointer-events: none;
}
.cta-box h2 { margin: 0.5rem 0 1rem; }
.cta-box > p { color: var(--c-muted); max-width: 540px; margin: 0 auto 3rem; font-size: 1.05rem; }

.contact-form { max-width: 560px; margin: 0 auto; text-align: left; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1rem; }
input, select, textarea {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--c-border);
  color: var(--c-text);
  padding: 0.9rem 1.2rem;
  border-radius: 12px;
  font-family: 'Outfit', sans-serif;
  font-size: 0.95rem;
  transition: border-color 0.3s;
  margin-bottom: 1rem;
}
input::placeholder, textarea::placeholder { color: var(--c-muted); }
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--c-primary);
}
select option { background: var(--c-bg2); }

.form-success {
  display: none; margin-top: 1.5rem;
  color: var(--c-accent); font-weight: 600;
  text-align: center; font-size: 1rem;
}
.form-success.visible { display: block; }

/* ─ Footer ─ */
footer {
  background: var(--c-bg2);
  border-top: 1px solid var(--c-border);
  padding: 5rem 0 2rem;
}
.footer-inner {
  display: grid; grid-template-columns: 1.5fr 1fr; gap: 4rem;
  margin-bottom: 3rem;
}
.footer-brand .logo { margin-bottom: 1rem; }
.footer-brand p { color: var(--c-muted); font-size: 0.9rem; max-width: 280px; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.footer-links h5 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 2px; color: var(--c-muted); margin-bottom: 1.2rem; }
.footer-links ul { display: flex; flex-direction: column; gap: 0.8rem; }
.footer-links a { color: var(--c-muted); font-size: 0.9rem; transition: color 0.3s; }
.footer-links a:hover { color: var(--c-text); }
.footer-bottom { border-top: 1px solid var(--c-border); padding-top: 2rem; text-align: center; color: var(--c-muted); font-size: 0.82rem; }

/* ─ Reveal Animation ─ */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─ Keyframes ─ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-8px); }
}

/* ─ Responsive ─ */
@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .hero-content { margin: 0; padding: 8rem 1.5rem 3rem; }
  .about-grid, .tech-grid { grid-template-columns: 1fr; }
  .tech-img-wrap { order: -1; }
  .approach-steps { grid-template-columns: 1fr 1fr; }
  .cta-box { padding: 3rem 1.5rem; }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer-links { grid-template-columns: repeat(3, 1fr); }
  .hero-stats { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .hero-stat-divider { display: none; }
}
@media (max-width: 600px) {
  h1 { font-size: 2.2rem; }
  h2 { font-size: 1.7rem; }
  .approach-steps { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .cta-box { padding: 2rem 1.2rem; }
}