/* Wei-Bo Technology static site styles */
:root {
  --tech-blue: #0a3d62;
  --tech-blue-deep: #06263e;
  --tech-blue-light: #1f5e84;
  --platinum-silver: #c0c0c0;
  --platinum-silver-light: #f4f5f7;
  --platinum-silver-muted: #d7dbe1;
  --platinum-silver-deep: #8b949e;
  --text-900: #0f172a;
  --text-700: #334155;
  --text-500: #64748b;
  --border: rgba(15, 23, 42, 0.08);
  --shadow-soft: 0 24px 80px rgba(10, 61, 98, 0.12);
  --shadow-card: 0 18px 50px rgba(9, 24, 43, 0.1);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --container: 1180px;
  --font-latin: "Avenir Next", Avenir, Gotham, "Century Gothic", "Segoe UI", sans-serif;
  --font-cjk: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", "Heiti TC", sans-serif;
  --font-stack: var(--font-cjk);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-stack);
  font-feature-settings: "kern" 1, "liga" 1;
  color: var(--text-900);
  background:
    radial-gradient(circle at top left, rgba(10, 61, 98, 0.08), transparent 30%),
    radial-gradient(circle at top right, rgba(192, 192, 192, 0.35), transparent 26%),
    #ffffff;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

button,
input,
textarea {
  font: inherit;
}

::selection {
  background: var(--tech-blue);
  color: #fff;
}

.wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: min(100%, var(--container));
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 88px 0;
}

.section.compact {
  padding: 72px 0;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid rgba(10, 61, 98, 0.12);
  background: rgba(10, 61, 98, 0.05);
  color: var(--tech-blue);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  font-family: var(--font-latin);
  text-transform: uppercase;
}

.section-title {
  margin: 18px 0 0;
  font-size: clamp(2rem, 3.6vw, 3.6rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.section-copy {
  margin: 16px 0 0;
  max-width: 52rem;
  font-size: 1.05rem;
  color: var(--text-700);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid rgba(148, 163, 184, 0.22);
}

.header-inner {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-logo {
  display: block;
  flex: 0 0 auto;
  width: 56px;
  height: 56px;
  object-fit: contain;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 10px 26px rgba(9, 24, 43, 0.12);
}

.brand-logo--small {
  width: 44px;
  height: 44px;
  border-radius: 14px;
}

.brand-logo--footer {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  margin-bottom: 18px;
}

.hero-logo {
  display: block;
  width: min(170px, 38vw);
  height: auto;
}

.hero-logo-shell {
  width: min(240px, 58vw);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  margin: 0 auto 22px;
  background: linear-gradient(135deg, var(--tech-blue), var(--tech-blue-deep));
  box-shadow: 0 16px 34px rgba(4, 20, 34, 0.18);
}

.brand-name {
  margin: 0;
  font-size: 0.96rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  color: var(--tech-blue);
  font-family: var(--font-latin);
}

.brand-subtitle {
  margin: 4px 0 0;
  font-size: 0.8rem;
  color: var(--text-500);
  font-family: var(--font-cjk);
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  position: relative;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-700);
  font-family: var(--font-latin);
  transition: color 180ms ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--tech-blue);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -10px;
  height: 2px;
  border-radius: 999px;
  background: var(--tech-blue);
}

.button,
.button-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease,
    color 180ms ease, box-shadow 180ms ease;
}

.button {
  background: linear-gradient(135deg, var(--tech-blue), var(--tech-blue-light));
  color: white;
  box-shadow: 0 12px 28px rgba(10, 61, 98, 0.18);
}

.button:hover,
.button-outline:hover {
  transform: translateY(-1px);
}

.button-outline {
  background: white;
  border-color: rgba(10, 61, 98, 0.12);
  color: var(--tech-blue);
}

.button-outline:hover {
  background: rgba(10, 61, 98, 0.05);
}

.hero {
  overflow: hidden;
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

.hero-grid {
  display: grid;
  gap: 56px;
  align-items: center;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  padding: 92px 0;
}

.hero-title {
  margin: 18px 0 0;
  font-size: clamp(2.6rem, 5vw, 4.4rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  white-space: nowrap;
}

.hero-copy {
  margin: 20px 0 0;
  max-width: 42rem;
  font-size: 1.12rem;
  line-height: 1.9;
  color: var(--text-700);
}

.hero-actions {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.visual-panel {
  padding: 24px;
  border-radius: 32px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-soft);
}

.solid-panel {
  padding: 40px 36px;
  border-radius: 28px;
  background: var(--tech-blue);
  color: white;
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 320px;
}

.solid-panel h2,
.solid-panel h3,
.solid-panel p {
  margin-top: 0;
}

.solid-panel-title-row {
  position: relative;
  padding-right: calc(76px + 16px);
  margin-bottom: 28px;
}

.solid-panel-logo {
  position: absolute;
  right: 0;
  top: 0;
  width: 76px;
  height: 100%;
  object-fit: contain;
  object-position: top right;
}

.solid-panel-title {
  display: block;
  margin: 0;
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  font-weight: 800;
}

.stats-grid,
.feature-grid,
.case-grid,
.contact-grid,
.about-grid {
  display: grid;
  gap: 24px;
}

.stats-grid {
  margin-top: 28px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.stat-card {
  padding: 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.1);
}

.stat-card p:first-child {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.92rem;
}

.stat-card p:last-child {
  margin: 10px 0 0;
  font-size: 1.4rem;
  font-weight: 800;
}

.feature-grid {
  margin-top: 34px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card,
.feature-card,
.case-card,
.form-card,
.info-card,
.panel {
  border-radius: var(--radius-xl);
  border: 1px solid rgba(148, 163, 184, 0.18);
  background: white;
  box-shadow: var(--shadow-card);
}

.card,
.feature-card,
.form-card,
.info-card,
.panel {
  padding: 28px;
}

.feature-accent {
  width: 64px;
  height: 6px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.feature-accent.tech { background: var(--tech-blue); }
.feature-accent.light { background: var(--tech-blue-light); }
.feature-accent.silver { background: var(--platinum-silver-deep); }

.feature-card h3,
.case-card h3,
.panel h3,
.form-card h3,
.info-card h3 {
  margin: 0;
  color: var(--text-900);
  letter-spacing: -0.02em;
}

.feature-card p,
.case-card p,
.panel p,
.info-card p,
.form-card p {
  color: var(--text-700);
}

.feature-card h3 {
  margin-top: 2px;
  font-size: 1.28rem;
}

.case-grid {
  margin-top: 34px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.case-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.case-media {
  min-height: 170px;
  padding: 24px;
  color: white;
  background: linear-gradient(135deg, var(--tech-blue), var(--tech-blue-light));
}

.case-media.alt {
  background: linear-gradient(135deg, #334155, #64748b 52%, var(--platinum-silver-deep));
}

.case-media.soft {
  background: linear-gradient(135deg, var(--tech-blue-deep), var(--tech-blue), #0f766e);
}

.case-media.mono {
  background: linear-gradient(135deg, #404040, #737373, #d4d4d4);
}

.case-media p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.76rem;
  font-weight: 700;
  font-family: var(--font-latin);
}

.case-media h3 {
  margin: 12px 0 0;
  font-size: 1.4rem;
  line-height: 1.3;
}

.case-body {
  padding: 22px 24px 26px;
}

.case-body p {
  margin: 0;
}

.case-body .meta {
  margin-top: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--tech-blue);
  font-weight: 700;
  font-size: 0.92rem;
}

.about-grid {
  margin-top: 34px;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
}

.number-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 22px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(148, 163, 184, 0.18);
  background: white;
  box-shadow: var(--shadow-card);
}

.number-badge {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: var(--tech-blue);
  color: white;
  font-weight: 800;
}

.contact-grid {
  margin-top: 34px;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
}

.form-group {
  display: grid;
  gap: 10px;
}

.form-group label {
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--text-700);
}

.form-group input,
.form-group textarea {
  width: 100%;
  border-radius: 18px;
  border: 1px solid rgba(148, 163, 184, 0.24);
  background: white;
  padding: 14px 16px;
  color: var(--text-900);
  outline: none;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: rgba(10, 61, 98, 0.42);
  box-shadow: 0 0 0 4px rgba(10, 61, 98, 0.09);
}

.form-status {
  margin-top: 14px;
  min-height: 1.25rem;
  font-size: 0.95rem;
  color: var(--tech-blue);
  font-weight: 600;
}

.info-list {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

.info-row {
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.16);
}

.info-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.info-row dt {
  font-size: 0.9rem;
  color: var(--text-500);
}

.info-row dd {
  margin: 6px 0 0;
  font-weight: 700;
  color: var(--text-900);
}

.site-footer {
  margin-top: auto;
  border-top: 1px solid rgba(148, 163, 184, 0.22);
  background: rgba(244, 245, 247, 0.78);
}

.footer-grid {
  display: grid;
  gap: 32px;
  grid-template-columns: minmax(0, 1.6fr) repeat(2, minmax(0, 1fr));
}

.footer-title {
  margin: 16px 0 0;
  font-size: 1.5rem;
}

.footer-copy {
  margin: 14px 0 0;
  color: var(--text-700);
  max-width: 42rem;
}

.footer-heading {
  margin: 0;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-family: var(--font-latin);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
  display: grid;
  gap: 12px;
  color: var(--text-700);
}

.footer-meta {
  margin-top: 48px;
  padding-top: 20px;
  border-top: 1px solid rgba(148, 163, 184, 0.22);
  color: var(--text-500);
  font-size: 0.9rem;
}

.coming-soon-panel {
  margin-top: 48px;
  padding: 64px 48px;
  text-align: center;
  border-radius: var(--radius-xl);
  border: 1px dashed rgba(10, 61, 98, 0.2);
  background: var(--platinum-silver-light);
}

.coming-soon-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  color: var(--tech-blue);
}

.coming-soon-icon svg {
  width: 100%;
  height: 100%;
}

.coming-soon-panel h2 {
  margin: 0 0 12px;
  font-size: 1.8rem;
  color: var(--text-900);
}

.coming-soon-panel p {
  margin: 0;
  color: var(--text-500);
  font-size: 1.05rem;
}

@media (max-width: 1100px) {
  .hero-grid,
  .about-grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .feature-grid,
  .case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 800px) {
  .header-inner {
    flex-wrap: wrap;
    justify-content: center;
    padding: 18px 0;
  }

  .nav {
    flex-wrap: wrap;
    justify-content: center;
    gap: 18px;
  }

  .nav-link.active::after {
    bottom: -6px;
  }

  .section {
    padding: 72px 0;
  }

  .hero-grid {
    padding: 72px 0;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .feature-grid,
  .case-grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }
}