:root {
  color-scheme: light;
  --christmas-blue: #1458a7;
  --christmas-blue-dark: #113b70;
  --christmas-ink: #19334f;
  --christmas-muted: #5c7186;
  --christmas-border: #d9e4ef;
  --christmas-paper: #fff;
  --christmas-wash: #f2f8fd;
  --christmas-teal: #087c7a;
  --christmas-teal-wash: #e9f7f4;
  --christmas-gold: #bd8a2c;
  --christmas-gold-wash: #fff7e5;
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  color: var(--christmas-ink);
  background: var(--christmas-paper);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 0;
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}

body {
  margin: 0;
  min-width: 0;
  font-size: 16px;
  line-height: 1.7;
  overflow-wrap: anywhere;
  background: var(--christmas-paper);
  color: var(--christmas-ink);
}

a {
  color: var(--christmas-blue);
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--christmas-blue-dark);
}

a:focus-visible {
  outline: 3px solid var(--christmas-gold);
  outline-offset: 4px;
  border-radius: 4px;
}

img {
  max-width: 100%;
}

.skip-link {
  position: absolute;
  z-index: 10;
  top: 8px;
  left: 8px;
  padding: 8px 12px;
  transform: translateY(-160%);
  border-radius: 6px;
  background: var(--christmas-paper);
  color: var(--christmas-blue-dark);
  font-weight: 700;
}

.skip-link:focus {
  transform: translateY(0);
}

.content-width,
.header-inner {
  width: min(1120px, calc(100% - 48px));
  margin-inline: auto;
}

.site-header {
  border-bottom: 1px solid var(--christmas-border);
  background: var(--christmas-paper);
}

.header-inner {
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 9px;
  color: var(--christmas-blue-dark);
  text-decoration: none;
}

.brand img {
  display: block;
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.brand-tecm {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.brand-cross {
  color: var(--christmas-gold);
  font-size: 18px;
}

.brand-island {
  font-size: 14px;
  font-weight: 700;
}

.site-nav,
.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 22px;
}

.site-nav a,
.site-footer nav a {
  color: var(--christmas-ink);
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
}

.site-nav a:hover,
.site-footer nav a:hover {
  color: var(--christmas-blue);
  text-decoration: underline;
}

.site-nav .nav-contact {
  padding: 8px 15px;
  border: 1px solid #b7d3ec;
  border-radius: 999px;
  color: var(--christmas-blue);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-top: 24px;
  color: var(--christmas-muted);
  font-size: 13px;
}

.breadcrumbs a {
  color: var(--christmas-muted);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.72fr);
  align-items: center;
  gap: clamp(28px, 6vw, 72px);
  padding-block: 38px 76px;
}

.hero-copy {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--christmas-teal);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.eyebrow-mark {
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-right: 7px;
  border-radius: 50%;
  background: var(--christmas-gold);
}

h1,
h2,
h3,
h4,
p,
figure {
  margin-top: 0;
}

h1 {
  margin-bottom: 20px;
  color: var(--christmas-blue-dark);
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.25;
  letter-spacing: -0.04em;
}

.hero-lead {
  max-width: 620px;
  margin-bottom: 20px;
  color: var(--christmas-muted);
  font-size: 17px;
}

.date-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 24px;
  padding: 8px 14px;
  border: 1px solid #e8d39e;
  border-radius: 999px;
  background: var(--christmas-gold-wash);
  color: #735319;
  font-size: 14px;
  font-weight: 750;
}

.date-pill span {
  color: var(--christmas-gold);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 750;
  line-height: 1.35;
  text-align: center;
  text-decoration: none;
  transition: background-color 140ms ease, color 140ms ease, border-color 140ms ease;
}

.button-primary {
  background: var(--christmas-blue);
  color: #fff;
}

.button-primary:hover {
  background: var(--christmas-blue-dark);
  color: #fff;
}

.button-secondary {
  border-color: #b7d3ec;
  background: #fff;
  color: var(--christmas-blue-dark);
}

.button-secondary:hover {
  border-color: var(--christmas-blue);
  background: var(--christmas-wash);
  color: var(--christmas-blue-dark);
}

.poster-card {
  min-width: 0;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--christmas-border);
  border-radius: 18px;
  background: var(--christmas-paper);
  box-shadow: 0 12px 34px rgba(20, 65, 106, 0.08);
}

.poster-open {
  display: block;
  padding: 10px;
  background: #f7fafc;
}

.poster-open img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1080 / 1350;
  object-fit: contain;
  background: #fff;
}

.poster-card figcaption {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 5px 12px;
  padding: 13px 15px 15px;
  color: var(--christmas-ink);
  font-size: 13px;
}

.poster-card figcaption strong {
  font-size: 14px;
}

.poster-card figcaption span {
  color: var(--christmas-muted);
  font-size: 12px;
}

.brand-section {
  padding-block: 76px 82px;
  scroll-margin-top: 22px;
}

.brand-section-tecm {
  background: var(--christmas-wash);
}

.brand-section-island {
  background:
    radial-gradient(circle at 94% 8%, rgba(8, 124, 122, 0.07), transparent 22rem),
    #fff;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-heading h2 {
  margin-bottom: 12px;
  color: var(--christmas-blue-dark);
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1.3;
  letter-spacing: -0.025em;
}

.section-heading > p:last-child {
  margin-bottom: 0;
  color: var(--christmas-muted);
  font-size: 16px;
}

.schedule-grid,
.detail-grid,
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.schedule-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--christmas-border);
  border-radius: 18px;
  background: var(--christmas-paper);
  box-shadow: 0 8px 22px rgba(20, 65, 106, 0.05);
}

.schedule-card-heading {
  padding: 22px 24px 18px;
  border-bottom: 1px solid var(--christmas-border);
  background: linear-gradient(130deg, #f4f9ff, #fff);
}

.schedule-label {
  display: inline-block;
  margin-bottom: 8px;
  padding: 3px 10px;
  border-radius: 999px;
  background: #e7f1fc;
  color: var(--christmas-blue);
  font-size: 12px;
  font-weight: 800;
}

.schedule-label-gold {
  background: var(--christmas-gold-wash);
  color: #795817;
}

.schedule-card-heading h3 {
  margin-bottom: 4px;
  color: var(--christmas-blue-dark);
  font-size: 21px;
  line-height: 1.4;
}

.schedule-card-heading p {
  margin-bottom: 0;
  color: var(--christmas-muted);
  font-size: 14px;
}

.course-list {
  margin: 0;
  padding: 0 24px;
  list-style: none;
}

.course-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 17px 0;
  border-bottom: 1px solid #e8eef4;
}

.course-list li:last-child {
  border-bottom: 0;
}

.course-list h4 {
  margin-bottom: 3px;
  color: var(--christmas-ink);
  font-size: 15px;
  line-height: 1.45;
}

.course-list p {
  margin-bottom: 0;
  color: var(--christmas-muted);
  font-size: 13px;
  line-height: 1.55;
}

.course-time {
  color: var(--christmas-blue-dark);
  font-size: 13px;
  font-weight: 750;
  line-height: 1.6;
  text-align: right;
}

.detail-grid {
  margin-top: 20px;
}

.detail-card {
  position: relative;
  min-width: 0;
  padding: 24px;
  border: 1px solid var(--christmas-border);
  border-radius: 16px;
  background: #fff;
}

.detail-icon {
  display: inline-grid;
  width: 38px;
  height: 38px;
  place-items: center;
  margin-bottom: 12px;
  border-radius: 12px 12px 12px 4px;
  background: #e7f1fc;
  color: var(--christmas-blue);
  font-size: 12px;
  font-weight: 850;
}

.detail-icon-gold {
  background: var(--christmas-gold-wash);
  color: #795817;
}

.detail-card h3 {
  margin-bottom: 8px;
  color: var(--christmas-blue-dark);
  font-size: 18px;
}

.detail-card p {
  margin-bottom: 0;
  color: var(--christmas-muted);
  font-size: 14px;
}

.poster-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 10px 22px;
  margin: 58px 0 20px;
}

.poster-heading .eyebrow {
  margin-bottom: 5px;
}

.poster-heading h3 {
  margin-bottom: 0;
  color: var(--christmas-blue-dark);
  font-size: 23px;
}

.poster-heading > p {
  margin-bottom: 2px;
  color: var(--christmas-muted);
  font-size: 13px;
}

.poster-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: start;
  gap: 20px;
}

.island-card .schedule-card-heading {
  background: linear-gradient(130deg, var(--christmas-teal-wash), #fff);
}

.island-card .schedule-label {
  background: var(--christmas-teal-wash);
  color: var(--christmas-teal);
}

.island-card .schedule-label-gold {
  background: var(--christmas-gold-wash);
  color: #795817;
}

.island-assessment {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
  padding: 19px 22px;
  border: 1px solid #c7e5df;
  border-radius: 16px;
  background: var(--christmas-teal-wash);
}

.island-assessment-mark {
  flex: 0 0 auto;
  color: var(--christmas-teal);
  font-size: 22px;
}

.island-assessment p {
  flex: 1 1 auto;
  margin: 0;
  color: var(--christmas-ink);
  font-size: 14px;
}

.island-assessment .button {
  flex: 0 0 auto;
}

.contact-section {
  padding-block: 76px 84px;
  background: #f7fafc;
  scroll-margin-top: 22px;
}

.contact-section .section-heading {
  margin-bottom: 25px;
}

.contact-card {
  min-width: 0;
  padding: 24px;
  border: 1px solid var(--christmas-border);
  border-radius: 17px;
  background: #fff;
}

.contact-card-island {
  border-color: #c7e5df;
  background: #fbfefd;
}

.contact-brand {
  margin-bottom: 7px;
  color: var(--christmas-teal);
  font-size: 13px;
  font-weight: 800;
}

.contact-card h3 {
  margin-bottom: 12px;
  color: var(--christmas-blue-dark);
  font-size: 19px;
}

.contact-phone {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--christmas-blue);
  font-size: clamp(23px, 3vw, 28px);
  font-weight: 850;
  line-height: 1.3;
  text-decoration: none;
}

.contact-phone:hover {
  text-decoration: underline;
}

.contact-card > p:last-child {
  margin-bottom: 0;
}

.contact-card p:not(.contact-brand) {
  color: var(--christmas-muted);
  font-size: 14px;
}

.site-footer {
  padding-block: 28px;
  border-top: 1px solid var(--christmas-border);
  background: #fff;
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px 24px;
}

.footer-brand {
  color: var(--christmas-blue-dark);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

.site-footer nav {
  justify-content: flex-end;
}

.site-footer nav a {
  font-size: 13px;
}

.footer-inner > p {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--christmas-muted);
  font-size: 12px;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: minmax(0, 1fr) minmax(250px, 0.72fr);
  }

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

@media (max-width: 720px) {
  .content-width,
  .header-inner {
    width: min(100% - 36px, 560px);
  }

  .header-inner {
    min-height: 68px;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 8px;
    padding-block: 12px;
  }

  .brand img {
    width: 34px;
    height: 34px;
  }

  .site-nav {
    width: 100%;
    gap: 8px 15px;
  }

  .site-nav a {
    font-size: 13px;
  }

  .site-nav .nav-contact {
    padding: 4px 10px;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
    padding-block: 30px 58px;
  }

  .poster-card-cover {
    width: min(100%, 440px);
    justify-self: center;
  }

  .brand-section,
  .contact-section {
    padding-block: 58px;
  }

  .schedule-grid,
  .detail-grid,
  .contact-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .poster-grid {
    gap: 14px;
  }

  .poster-heading {
    margin-top: 42px;
  }

  .island-assessment {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .island-assessment p {
    flex-basis: calc(100% - 48px);
  }

  .island-assessment .button {
    margin-left: 39px;
  }

  .footer-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .site-footer nav {
    justify-content: flex-start;
  }

  .footer-inner > p {
    grid-column: auto;
  }
}

@media (max-width: 460px) {
  .content-width,
  .header-inner {
    width: calc(100% - 32px);
  }

  body {
    font-size: 15px;
  }

  .brand {
    gap: 7px;
  }

  .brand-tecm {
    font-size: 18px;
  }

  .brand-island {
    font-size: 13px;
  }

  .site-nav {
    column-gap: 12px;
  }

  .site-nav a {
    font-size: 12px;
  }

  .breadcrumbs {
    padding-top: 18px;
  }

  .hero {
    padding-block: 26px 48px;
  }

  h1 {
    font-size: clamp(26px, 8vw, 34px);
  }

  .hero-lead {
    font-size: 15px;
  }

  .date-pill {
    border-radius: 12px;
    font-size: 13px;
  }

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

  .hero-actions .button {
    width: 100%;
  }

  .schedule-card-heading,
  .course-list {
    padding-inline: 17px;
  }

  .course-list li {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
  }

  .course-list h4 {
    font-size: 14px;
  }

  .course-time {
    font-size: 12px;
  }

  .poster-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .poster-card:not(.poster-card-cover) {
    width: min(100%, 390px);
    justify-self: center;
  }

  .island-assessment {
    gap: 10px;
    padding: 16px;
  }

  .island-assessment p {
    flex-basis: calc(100% - 36px);
  }

  .island-assessment .button {
    width: 100%;
    margin-left: 0;
  }

  .contact-card {
    padding: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}