/* Apple-inspired design system */
:root {
  --color-bg: #ffffff;
  --color-bg-secondary: #f5f5f7;
  --color-text: #1d1d1f;
  --color-text-secondary: #6e6e73;
  --color-accent: #0071e3;
  --color-accent-hover: #0077ed;
  --color-border: #d2d2d7;
  --color-nav-bg: rgba(255,255,255,0.85);
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.14);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
  --nav-height: 52px;
  --wrap: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-accent-hover); }
img { max-width: 100%; display: block; }

/* ── Navigation ── */
.nav-apple {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-height);
  background: var(--color-nav-bg);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(0,0,0,0.08);
  transition: background var(--transition);
}
.nav-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo img { height: 28px; width: auto; }
.nav-links {
  display: flex; list-style: none; gap: 32px; align-items: center;
}
.nav-links li a {
  font-size: 14px; color: var(--color-text); font-weight: 400;
  letter-spacing: -0.01em; transition: color var(--transition);
}
.nav-links li a:hover,
.nav-links li.active a { color: var(--color-accent); }
.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px;
  background: var(--color-text); border-radius: 2px;
  transition: var(--transition);
}

/* ── Layout ── */
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.page-body { padding-top: var(--nav-height); }

/* ── Hero / Banner ── */
.hero {
  position: relative; overflow: hidden;
  display: flex; align-items: center;
  background: #000;
}
.hero-slide { position: relative; width: 100%; aspect-ratio: 16/5; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; opacity: 0.7; }
.hero-caption {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center; color: #fff;
  padding: 0 24px;
}
.hero-caption h1 {
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.1;
  margin-bottom: 16px;
}
.hero-caption p {
  font-size: clamp(16px, 2vw, 22px);
  font-weight: 300; opacity: 0.9; max-width: 600px;
}

/* ── Section titles ── */
.section-title {
  text-align: center; margin-bottom: 56px;
}
.section-title h2 {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.1;
  color: var(--color-text);
}
.section-title p {
  margin-top: 12px; font-size: 19px;
  color: var(--color-text-secondary); font-weight: 300;
}

/* ── Stats bar ── */
.stats-bar {
  background: var(--color-bg-secondary);
  padding: 64px 0;
}
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--color-border);
  border-radius: var(--radius); overflow: hidden;
}
.stat-item {
  background: var(--color-bg-secondary);
  padding: 40px 24px; text-align: center;
}
.stat-item h3 {
  font-size: 48px; font-weight: 700;
  letter-spacing: -0.04em; color: var(--color-text);
  line-height: 1;
}
.stat-item p {
  margin-top: 8px; font-size: 15px;
  color: var(--color-text-secondary);
}

/* ── Card grid ── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.card {
  background: var(--color-bg);
  border-radius: var(--radius); overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.section-alt .card {
  background: #fff;
}
.card-img { aspect-ratio: 16/9; overflow: hidden; }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.card:hover .card-img img { transform: scale(1.04); }
.card-body { padding: 20px 24px 24px; }
.card-body h3 { font-size: 17px; font-weight: 600; letter-spacing: -0.01em; line-height: 1.3; }
.card-body p { margin-top: 8px; font-size: 14px; color: var(--color-text-secondary); line-height: 1.5; }
.card-meta { margin-top: 12px; font-size: 13px; color: var(--color-text-secondary); }

/* ── Section ── */
.section { padding: 64px 0; }
.section-alt { background: var(--color-bg-secondary); }

/* ── About split ── */
.about-split {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: center;
}
.about-split .img-wrap {
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-split .img-wrap img { width: 100%; height: 480px; object-fit: cover; }
.about-text h2 {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.15;
  margin-bottom: 20px;
}
.about-text p { font-size: 17px; color: var(--color-text-secondary); line-height: 1.7; margin-bottom: 16px; }

/* ── Button ── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 12px 24px; border-radius: 980px;
  font-size: 15px; font-weight: 500; cursor: pointer;
  transition: var(--transition); border: none;
}
.btn-primary { background: var(--color-accent); color: #fff; }
.btn-primary:hover { background: var(--color-accent-hover); color: #fff; }
.btn-secondary { background: var(--color-bg-secondary); color: var(--color-text); }
.btn-secondary:hover { background: var(--color-border); }
.btn-outline { border: 1.5px solid var(--color-accent); color: var(--color-accent); background: transparent; }
.btn-outline:hover { background: var(--color-accent); color: #fff; }

/* ── News list ── */
.news-list { display: flex; flex-direction: column; gap: 1px; background: var(--color-border); border-radius: var(--radius); overflow: hidden; }
.news-item {
  background: var(--color-bg); display: flex; gap: 24px;
  padding: 24px; align-items: flex-start;
  transition: background var(--transition);
}
.news-item:hover { background: var(--color-bg-secondary); }
.news-item .news-img { width: 160px; flex-shrink: 0; border-radius: var(--radius-sm); overflow: hidden; }
.news-item .news-img img { width: 100%; height: 100px; object-fit: cover; }
.news-item .news-date { font-size: 13px; color: var(--color-text-secondary); margin-bottom: 6px; }
.news-item .news-title { font-size: 17px; font-weight: 600; color: var(--color-text); line-height: 1.3; }
.news-item .news-desc { margin-top: 8px; font-size: 14px; color: var(--color-text-secondary); line-height: 1.5; }

/* ── Detail page ── */
.detail-wrap { max-width: 960px; margin: 0 auto; padding: 24px; }
.detail-title { font-size: clamp(24px, 3.5vw, 40px); font-weight: 700; letter-spacing: -0.03em; line-height: 1.2; margin-bottom: 16px; }
.detail-meta { font-size: 14px; color: var(--color-text-secondary); margin-bottom: 40px; padding-bottom: 24px; border-bottom: 1px solid var(--color-border); }
.detail-content { font-size: 17px; line-height: 1.8; color: var(--color-text); }
.detail-content img { border-radius: var(--radius-sm); margin: 24px 0; }
.detail-content h2, .detail-content h3 { font-weight: 700; margin: 32px 0 12px; letter-spacing: -0.02em; }
.detail-nav { display: flex; justify-content: space-between; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--color-border); font-size: 14px; color: var(--color-text-secondary); }
.detail-nav a { color: var(--color-accent); }

/* ── Breadcrumb ── */
.breadcrumb { padding: 16px 0; font-size: 13px; color: var(--color-text-secondary); }
.breadcrumb a { color: var(--color-text-secondary); }
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb a + a, .breadcrumb a + a::before { margin-left: 8px; }

/* ── Sub nav ── */
.sub-nav { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 40px; }
.sub-nav a {
  padding: 8px 20px; border-radius: 980px; font-size: 14px; font-weight: 500;
  background: var(--color-bg-secondary); color: var(--color-text);
  transition: var(--transition);
}
.sub-nav a:hover, .sub-nav a.on { background: var(--color-accent); color: #fff; }

/* ── Pagination ── */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 48px; flex-wrap: wrap; }
.pagination a {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 36px; height: 36px; padding: 0 12px;
  border-radius: 980px; font-size: 14px;
  background: var(--color-bg-secondary); color: var(--color-text);
  transition: var(--transition);
}
.pagination a:hover { background: var(--color-accent); color: #fff; }

/* ── Contact ── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.contact-info h2 { font-size: 36px; font-weight: 700; letter-spacing: -0.03em; margin-bottom: 16px; }
.contact-info p { font-size: 17px; color: var(--color-text-secondary); margin-bottom: 32px; }
.contact-detail { display: flex; flex-direction: column; gap: 16px; }
.contact-detail-item { display: flex; gap: 12px; align-items: flex-start; }
.contact-detail-item .label { font-size: 13px; color: var(--color-text-secondary); min-width: 48px; padding-top: 2px; }
.contact-detail-item .value { font-size: 17px; font-weight: 500; }
.contact-form { background: var(--color-bg-secondary); border-radius: var(--radius); padding: 40px; }
.contact-form h3 { font-size: 22px; font-weight: 700; margin-bottom: 24px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; color: var(--color-text-secondary); margin-bottom: 6px; }
.form-group input, .form-group textarea {
  width: 100%; padding: 12px 16px;
  border: 1.5px solid var(--color-border); border-radius: var(--radius-sm);
  font-family: var(--font); font-size: 15px; background: var(--color-bg);
  color: var(--color-text); transition: border-color var(--transition);
  outline: none;
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--color-accent); }
.form-group textarea { height: 120px; resize: vertical; }

/* ── Team ── */
.team-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 24px; }
.team-card { background: var(--color-bg-secondary); border-radius: var(--radius); overflow: hidden; text-align: center; padding-bottom: 24px; }
.team-card .team-img { aspect-ratio: 1; overflow: hidden; }
.team-card .team-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.team-card:hover .team-img img { transform: scale(1.05); }
.team-card h3 { font-size: 17px; font-weight: 600; margin: 16px 16px 4px; }
.team-card .role { font-size: 13px; color: var(--color-text-secondary); }
.team-card p { font-size: 14px; color: var(--color-text-secondary); margin: 8px 16px 0; line-height: 1.5; }

/* ── Jobs ── */
.jobs-list { display: flex; flex-direction: column; gap: 1px; background: var(--color-border); border-radius: var(--radius); overflow: hidden; }
.job-item { background: var(--color-bg); padding: 24px 28px; display: flex; justify-content: space-between; align-items: center; transition: background var(--transition); }
.job-item:hover { background: var(--color-bg-secondary); }
.job-item h3 { font-size: 17px; font-weight: 600; }
.job-item p { font-size: 14px; color: var(--color-text-secondary); margin-top: 4px; }

/* ── Page header ── */
.page-header {
  background: var(--color-bg-secondary);
  padding: 64px 0 48px;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}
.page-header h1 { font-size: clamp(28px, 4vw, 48px); font-weight: 700; letter-spacing: -0.03em; }
.page-header p { margin-top: 8px; font-size: 17px; color: var(--color-text-secondary); }

/* ── Slider ── */
.slider { position: relative; width: 100%; aspect-ratio: 16/5; overflow: hidden; background: #000; }
.slider-item {
  position: absolute; inset: 0;
  opacity: 0; transition: opacity 0.8s ease;
  pointer-events: none;
}
.slider-item.active { opacity: 1; pointer-events: auto; }
.slider-item img { width: 100%; height: 100%; object-fit: cover; }
.slider-item:has(.hero-caption h1:not(:empty))::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(to top, rgba(0,0,0,0.45) 0%, rgba(0,0,0,0.1) 40%, transparent 70%);
}
.slider-item .hero-caption {
  position: absolute; inset: 0; z-index: 1;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center; color: #fff; padding: 0 24px;
}
.slider-item .hero-caption h1 {
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.1; margin-bottom: 16px;
}
.slider-item .hero-caption p {
  font-size: clamp(16px, 2vw, 22px); font-weight: 300; opacity: 0.9; max-width: 600px;
}
.slider-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(255,255,255,0.15); backdrop-filter: blur(8px);
  border: none; color: #fff;
  width: 48px; height: 48px; border-radius: 50%;
  cursor: pointer; z-index: 10; transition: background var(--transition);
  display: flex; align-items: center; justify-content: center;
  padding: 0; font-size: 0;
}
.slider-btn:hover { background: rgba(255,255,255,0.3); }
.slider-prev { left: 24px; }
.slider-next { right: 24px; }
.slider-prev::before,
.slider-next::before {
  content: '';
  display: block;
  width: 10px; height: 10px;
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
}
.slider-prev::before { transform: rotate(-135deg) translate(-2px, 2px); }
.slider-next::before { transform: rotate(45deg) translate(-2px, 2px); }
.slider-dots {
  position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 8px; z-index: 10;
}
.slider-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(255,255,255,0.5); cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}
.slider-dot.active { background: #fff; transform: scale(1.3); }

/* ── Fade-in animation ── */
.fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-up.visible { opacity: 1; transform: none; }

/* ── Footer ── */
.footer-apple {
  background: #1d1d1f; color: rgba(255,255,255,0.6);
  padding: 48px 0 32px;
}
.footer-inner { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.footer-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 32px; padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-logo { height: 24px; filter: brightness(0) invert(1); opacity: 0.8; }
.footer-tagline { margin-top: 8px; font-size: 13px; }
.footer-nav { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-nav a { font-size: 13px; color: rgba(255,255,255,0.6); transition: color var(--transition); }
.footer-nav a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; font-size: 12px; flex-wrap: wrap; gap: 8px; }
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: #fff; }
.footer-contact { font-size: 13px; }
.footer-contact a { color: rgba(255,255,255,0.6); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .about-split { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-top { flex-direction: column; gap: 24px; }
}
@media (max-width: 680px) {
  .nav-links { display: none; flex-direction: column; position: fixed; top: var(--nav-height); left: 0; right: 0; z-index: 999; background: var(--color-nav-bg); backdrop-filter: saturate(180%) blur(20px); -webkit-backdrop-filter: saturate(180%) blur(20px); padding: 16px 24px 24px; gap: 0; border-bottom: 1px solid var(--color-border); }
  .nav-links.open { display: flex; }
  .nav-links li a { display: block; padding: 12px 0; font-size: 16px; border-bottom: 1px solid var(--color-border); }
  .nav-toggle { display: flex; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .card-grid { grid-template-columns: 1fr; }
  .news-item { flex-direction: column; }
  .news-item .news-img { width: 100%; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}