/* =============================================
   歐速傑科技服務有限公司 - OSJ 網站樣式
   Clean White Professional Theme
   ============================================= */

:root {
  --bg-dark:    #f8fafc;
  --bg-card:    #ffffff;
  --bg-card2:   #f1f5f9;
  --accent:     #e87b2a;
  --accent-lt:  #f5a25d;
  --accent-bg:  #fff7ed;
  --text-main:  #1e293b;
  --text-muted: #64748b;
  --border:     #e2e8f0;
  --nav-h:      72px;
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.08);
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans TC', 'Segoe UI', sans-serif;
  background: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.7;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-lt); }
img { max-width: 100%; display: block; }

/* ---- NAV ---- */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 999;
  height: var(--nav-h);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  display: flex; align-items: center;
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  width: 100%;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
}
.nav-logo .logo-circle {
  width: 42px; height: 42px;
  background: var(--accent);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; font-size: 18px; color: #fff; letter-spacing: -1px;
}
.nav-logo .brand-text {
  line-height: 1.2;
}
.nav-logo .brand-en {
  font-size: 17px; font-weight: 700; color: var(--text-main); letter-spacing: 2px;
}
.nav-logo .brand-tag {
  font-size: 10px; color: var(--accent); letter-spacing: 1px;
}
.nav-links {
  display: flex; gap: 32px; list-style: none;
}
.nav-links a {
  color: var(--text-muted);
  font-size: 15px; font-weight: 500;
  transition: color .2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--accent); }
.nav-cta {
  background: var(--accent);
  color: #fff !important;
  padding: 8px 20px;
  border-radius: 6px;
  font-weight: 600;
  transition: background .2s !important;
}
.nav-cta:hover { background: var(--accent-lt) !important; color: #fff !important; }

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column; gap: 5px; cursor: pointer;
  background: none; border: none; padding: 4px;
}
.nav-hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--text-main); border-radius: 2px;
  transition: .3s;
}
.mobile-menu {
  display: none;
  position: fixed; top: var(--nav-h); left: 0; right: 0;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  padding: 16px 24px 24px;
  z-index: 998;
  flex-direction: column; gap: 16px;
}
.mobile-menu a {
  color: var(--text-main); font-size: 16px; font-weight: 500;
  padding: 8px 0; border-bottom: 1px solid var(--border);
}
.mobile-menu.open { display: flex; }

/* ---- LAYOUT ---- */
.page-wrap { padding-top: var(--nav-h); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
section { padding: 80px 0; }
.section-title {
  font-size: 32px; font-weight: 700;
  margin-bottom: 12px; color: var(--text-main);
  position: relative; display: inline-block;
}
.section-title::after {
  content: '';
  display: block; height: 3px; width: 60px;
  background: var(--accent);
  margin-top: 8px; border-radius: 2px;
}
.section-sub {
  color: var(--text-muted); font-size: 15px; margin-bottom: 48px; margin-top: 8px;
}

/* ---- HERO ---- */
.hero {
  min-height: calc(100vh - var(--nav-h));
  display: flex; align-items: center;
  background: linear-gradient(135deg, #fff7ed 0%, #ffffff 50%, #f0f9ff 100%);
  position: relative; overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 50% 60% at 80% 50%, rgba(232,123,42,0.08), transparent);
}
.hero::after {
  content: '';
  position: absolute; top: -60px; right: -60px;
  width: 400px; height: 400px; border-radius: 50%;
  border: 60px solid rgba(232,123,42,0.06);
}
.hero-content { position: relative; z-index: 1; }
.hero-tag {
  display: inline-block;
  background: rgba(232,123,42,0.1);
  border: 1px solid rgba(232,123,42,0.25);
  color: var(--accent);
  font-size: 13px; font-weight: 600; letter-spacing: 2px;
  padding: 6px 14px; border-radius: 20px;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 800; line-height: 1.2;
  margin-bottom: 12px; color: var(--text-main);
}
.hero h1 span { color: var(--accent); }
.hero-en {
  font-size: 18px; color: var(--text-muted); margin-bottom: 20px; font-weight: 400;
}
.hero-desc {
  font-size: 16px; color: var(--text-muted);
  max-width: 520px; margin-bottom: 36px;
}
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary {
  background: var(--accent); color: #fff;
  padding: 14px 32px; border-radius: 8px;
  font-weight: 600; font-size: 16px;
  transition: background .2s, transform .2s, box-shadow .2s;
  display: inline-block;
  box-shadow: 0 4px 14px rgba(232,123,42,0.3);
}
.btn-primary:hover { background: var(--accent-lt); color: #fff; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(232,123,42,0.35); }
.btn-outline {
  border: 1.5px solid var(--border); color: var(--text-main);
  padding: 14px 32px; border-radius: 8px;
  font-weight: 500; font-size: 16px;
  transition: border-color .2s, color .2s, transform .2s;
  display: inline-block;
  background: white;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.hero-stats {
  display: flex; gap: 48px; margin-top: 56px; flex-wrap: wrap;
  padding-top: 36px; border-top: 1px solid var(--border);
}
.stat-item .num { font-size: 32px; font-weight: 800; color: var(--accent); }
.stat-item .lbl { font-size: 13px; color: var(--text-muted); }

/* ---- SERVICES GRID ---- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}
.svc-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 24px;
  transition: border-color .25s, transform .25s, box-shadow .25s;
  position: relative; overflow: hidden;
}
.svc-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px; background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform .3s;
}
.svc-card:hover::before { transform: scaleX(1); }
.svc-card:hover {
  border-color: rgba(232,123,42,0.4);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(232,123,42,0.1);
}
.svc-card.new-badge::after {
  content: 'NEW';
  position: absolute; top: 14px; right: 14px;
  background: var(--accent); color: #fff;
  font-size: 10px; font-weight: 700; letter-spacing: 1px;
  padding: 3px 8px; border-radius: 4px;
}
.svc-icon {
  width: 52px; height: 52px; border-radius: 10px;
  background: var(--accent-bg);
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; margin-bottom: 16px;
}
.svc-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; color: var(--text-main); }
.svc-card p { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

/* ---- ABOUT SECTION ---- */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}
.about-text p { color: var(--text-muted); margin-bottom: 16px; }
.values-list { list-style: none; margin-top: 24px; display: flex; flex-direction: column; gap: 12px; }
.values-list li {
  display: flex; align-items: flex-start; gap: 12px;
  font-size: 15px; color: var(--text-main);
}
.values-list li::before {
  content: '▸'; color: var(--accent); font-size: 14px; margin-top: 2px; flex-shrink: 0;
}
.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px; padding: 36px;
  box-shadow: var(--shadow-sm);
}
.about-card .info-row {
  display: flex; gap: 12px;
  padding: 12px 0; border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.about-card .info-row:last-child { border-bottom: none; }
.about-card .info-label { color: var(--text-muted); min-width: 90px; flex-shrink: 0; }
.about-card .info-val { color: var(--text-main); }

/* ---- CONTACT ---- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-item .c-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--accent-bg);
  border: 1px solid rgba(232,123,42,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; flex-shrink: 0;
}
.contact-item .c-label { font-size: 12px; color: var(--text-muted); margin-bottom: 2px; }
.contact-item .c-val { font-size: 15px; color: var(--text-main); }
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px; padding: 32px;
  box-shadow: var(--shadow-sm);
}
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 13px; color: var(--text-muted); margin-bottom: 6px; font-weight: 500; }
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--text-main);
  font-size: 15px;
  font-family: inherit;
  transition: border-color .2s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(232,123,42,0.1);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-submit {
  width: 100%;
  background: var(--accent); color: #fff;
  border: none; padding: 14px;
  border-radius: 8px; font-size: 16px; font-weight: 600;
  cursor: pointer; transition: background .2s;
  box-shadow: 0 4px 14px rgba(232,123,42,0.25);
}
.form-submit:hover { background: var(--accent-lt); }

/* ---- PAGE HERO (inner pages) ---- */
.page-hero {
  background: linear-gradient(135deg, #fff7ed, #ffffff);
  padding: 72px 0 56px;
  border-bottom: 1px solid var(--border);
  position: relative; overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute; top: -40px; right: -40px;
  width: 260px; height: 260px; border-radius: 50%;
  border: 40px solid rgba(232,123,42,0.08);
}
.page-hero h1 { font-size: 40px; font-weight: 800; margin-bottom: 8px; color: var(--text-main); }
.page-hero h1 span { color: var(--accent); }
.page-hero p { color: var(--text-muted); font-size: 16px; }
.breadcrumb { display: flex; gap: 8px; align-items: center; margin-bottom: 20px; font-size: 13px; color: var(--text-muted); }
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span { color: var(--accent); }

/* ---- FOOTER ---- */
footer {
  background: #1e293b;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 48px 0 24px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 40px; }
.footer-brand .brand-en { font-size: 20px; font-weight: 700; color: #ffffff; letter-spacing: 2px; }
.footer-brand .brand-tag { font-size: 11px; color: var(--accent); letter-spacing: 1px; margin-bottom: 12px; }
.footer-brand p { color: #94a3b8; font-size: 14px; line-height: 1.7; }
.footer-col h4 { font-size: 14px; font-weight: 600; color: #ffffff; margin-bottom: 16px; letter-spacing: 1px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { color: #94a3b8; font-size: 14px; transition: color .2s; }
.footer-col ul a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08); padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { color: #64748b; font-size: 13px; }

/* ---- TAG BADGE ---- */
.tag {
  display: inline-block;
  background: var(--accent-bg);
  border: 1px solid rgba(232,123,42,0.25);
  color: var(--accent); font-size: 12px; font-weight: 600;
  padding: 3px 10px; border-radius: 4px; letter-spacing: 1px;
}

/* ---- SERVICE DETAIL CARDS ---- */
.svc-detail {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 36px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 28px;
  align-items: flex-start;
  transition: border-color .25s, transform .25s, box-shadow .25s;
  box-shadow: var(--shadow-sm);
}
.svc-detail:hover {
  border-color: rgba(232,123,42,0.4);
  transform: translateX(4px);
  box-shadow: 0 8px 24px rgba(232,123,42,0.08);
}
.svc-detail-icon {
  width: 64px; height: 64px; border-radius: 14px;
  background: var(--accent-bg);
  display: flex; align-items: center; justify-content: center;
  font-size: 32px;
}
.svc-detail h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; color: var(--text-main); }
.svc-detail p { color: var(--text-muted); font-size: 15px; line-height: 1.7; }
.svc-detail ul { list-style: none; margin-top: 12px; display: flex; flex-direction: column; gap: 6px; }
.svc-detail ul li { font-size: 14px; color: var(--text-muted); padding-left: 16px; position: relative; }
.svc-detail ul li::before { content: '·'; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
.svc-details-grid { display: flex; flex-direction: column; gap: 24px; }

/* ---- HIGHLIGHT BAR ---- */
.highlight-bar {
  background: var(--accent-bg);
  border-left: 4px solid var(--accent);
  border-radius: 0 10px 10px 0;
  padding: 20px 24px;
  margin: 32px 0;
}
.highlight-bar p { color: var(--text-muted); font-size: 15px; }
.highlight-bar strong { color: var(--text-main); }

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .about-grid, .contact-grid, .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 28px; }
  .svc-detail { grid-template-columns: 1fr; }
  section { padding: 56px 0; }
  .page-hero h1 { font-size: 28px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}