/* 海嶼旅程 - 靜態展示站樣式（可直接雙擊 index.html 使用） */
:root {
  color-scheme: dark;
  --bg: #071826;
  --panel: rgba(255, 255, 255, 0.06);
  --panel-2: rgba(255, 255, 255, 0.09);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.72);
  --muted-2: rgba(255, 255, 255, 0.58);
  --border: rgba(255, 255, 255, 0.12);
  --shadow: 0 18px 60px rgba(0, 0, 0, 0.45);
  --brand: #49c6ff;
  --brand-2: #7d5cff;
  --danger: #ff5470;
  --radius: 18px;
  --radius-sm: 12px;
  --container: 1120px;
  --gutter: 20px;
  --focus: 0 0 0 3px rgba(73, 198, 255, 0.35);
}

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

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: "Noto Sans TC", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial,
    "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: radial-gradient(1200px 600px at 12% -10%, rgba(73, 198, 255, 0.18), transparent 60%),
    radial-gradient(900px 500px at 78% 0%, rgba(125, 92, 255, 0.14), transparent 55%),
    radial-gradient(700px 520px at 50% 120%, rgba(73, 198, 255, 0.12), transparent 55%), var(--bg);
  line-height: 1.6;
}

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

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

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: none;
  box-shadow: var(--focus);
  border-radius: 10px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.skip-link {
  position: absolute;
  left: 14px;
  top: 14px;
  padding: 10px 12px;
  background: rgba(0, 0, 0, 0.75);
  border: 1px solid var(--border);
  border-radius: 12px;
  transform: translateY(-160%);
  transition: transform 150ms ease;
  z-index: 9999;
}

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

.container {
  width: min(var(--container), calc(100% - var(--gutter) * 2));
  margin: 0 auto;
}

.muted {
  color: var(--muted);
}

/* Header / Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 2000;
  background: rgba(7, 24, 38, 0.62);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 16px;
}

.brand {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 10px;
  row-gap: 2px;
  align-items: center;
}

.brand__mark {
  grid-row: 1 / span 2;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(73, 198, 255, 0.28), rgba(125, 92, 255, 0.22));
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.35);
  font-weight: 800;
  letter-spacing: 0.1em;
}

.brand__name {
  font-weight: 800;
  letter-spacing: 0.06em;
}

.brand__tag {
  font-size: 12px;
  color: var(--muted-2);
}

.nav__toggle {
  display: none;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 14px;
  padding: 10px 12px;
  color: var(--text);
  cursor: pointer;
}

.nav__toggleIcon {
  display: inline-block;
  width: 18px;
  height: 2px;
  background: var(--text);
  position: relative;
  border-radius: 999px;
}

.nav__toggleIcon::before,
.nav__toggleIcon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: var(--text);
  border-radius: 999px;
}

.nav__toggleIcon::before {
  top: -6px;
}
.nav__toggleIcon::after {
  top: 6px;
}

.nav__menu {
  display: block;
}

.nav__list {
  list-style: none;
  display: flex;
  gap: 8px;
  padding: 0;
  margin: 0;
  align-items: center;
}

.nav__link {
  display: inline-flex;
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--muted);
  transition: background 150ms ease, color 150ms ease, transform 150ms ease;
}

.nav__link:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.nav__link--cta {
  background: linear-gradient(135deg, rgba(73, 198, 255, 0.18), rgba(125, 92, 255, 0.18));
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: var(--text);
}

/* Hero */
.hero {
  position: relative;
  padding: 44px 0 28px;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(900px 500px at 18% 28%, rgba(73, 198, 255, 0.22), transparent 55%),
    radial-gradient(900px 520px at 80% 20%, rgba(125, 92, 255, 0.18), transparent 52%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 55%);
  pointer-events: none;
  opacity: 0.95;
}

.hero__content {
  position: relative;
  padding: 26px 0 14px;
}

.hero__copy {
  max-width: 680px;
}

.hero__kicker {
  display: inline-flex;
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.22);
  border-radius: 999px;
  color: var(--muted);
  font-size: 14px;
}

.hero__title {
  margin: 16px 0 10px;
  font-size: clamp(28px, 4.2vw, 48px);
  line-height: 1.15;
  letter-spacing: 0.02em;
}

.hero__subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.hero__actions {
  display: flex;
  gap: 12px;
  margin-top: 18px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  cursor: pointer;
  transition: transform 120ms ease, background 120ms ease, border-color 120ms ease;
}

.btn:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.085);
  border-color: rgba(255, 255, 255, 0.18);
}

.btn--primary {
  background: linear-gradient(135deg, rgba(73, 198, 255, 0.28), rgba(125, 92, 255, 0.26));
}

.btn--ghost {
  background: rgba(0, 0, 0, 0.24);
}

.btn--small {
  padding: 10px 14px;
  border-radius: 12px;
}

.btn--block {
  width: 100%;
}

.textLink {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(73, 198, 255, 0.95);
  padding: 8px 0;
}
.textLink::after {
  content: "→";
  opacity: 0.9;
}

.hero__meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.hero__metaItem {
  padding: 14px 14px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.hero__metaNum {
  display: block;
  font-weight: 900;
  font-size: 20px;
}
.hero__metaLabel {
  display: block;
  color: var(--muted-2);
  font-size: 13px;
}

.hero__entry {
  position: relative;
  margin-top: 18px;
  padding-bottom: 22px;
}

.entryGrid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.entryCard {
  padding: 16px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.18);
}

.entryCard__top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}

.entryCard__num {
  color: rgba(73, 198, 255, 0.95);
  font-weight: 900;
  letter-spacing: 0.2em;
  font-size: 12px;
}

.entryCard__title {
  margin: 0;
  font-size: 18px;
}

.entryCard__desc {
  margin: 10px 0 0;
  color: var(--muted);
}

/* Section */
.section {
  padding: 58px 0;
}

.section--alt {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 55%);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.section__eyebrow {
  margin: 0 0 10px;
  color: rgba(73, 198, 255, 0.9);
  letter-spacing: 0.14em;
  font-weight: 800;
  font-size: 12px;
  text-transform: uppercase;
}

.section__title {
  margin: 0 0 12px;
  font-size: clamp(22px, 3.2vw, 34px);
  line-height: 1.2;
}

.section__lead {
  margin: 0;
  color: var(--muted);
}

.sectionHead {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 18px;
}

.sectionHead__hint {
  max-width: 420px;
}

.split {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 22px;
  align-items: start;
}

.featureGrid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.featureCard {
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
  padding: 16px;
}
.featureCard__title {
  margin: 0 0 8px;
  font-size: 16px;
}
.featureCard__desc {
  margin: 0;
  color: var(--muted);
}

.mediaMosaic {
  border-radius: calc(var(--radius) + 6px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  padding: 14px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.mediaMosaic__tile {
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: linear-gradient(135deg, rgba(73, 198, 255, 0.2), rgba(125, 92, 255, 0.18));
  min-height: 120px;
}

.mediaMosaic__tile--a {
  background: radial-gradient(circle at 30% 30%, rgba(73, 198, 255, 0.36), transparent 58%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.06), rgba(0, 0, 0, 0.12));
}
.mediaMosaic__tile--b {
  background: radial-gradient(circle at 60% 40%, rgba(125, 92, 255, 0.34), transparent 58%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.06), rgba(0, 0, 0, 0.12));
}
.mediaMosaic__tile--c {
  background: radial-gradient(circle at 40% 60%, rgba(73, 198, 255, 0.28), transparent 58%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.06), rgba(0, 0, 0, 0.12));
}

.mediaMosaic {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 160px 140px;
  gap: 12px;
}
.mediaMosaic__tile--a {
  grid-column: 1 / span 2;
}
.mediaMosaic__tile--b {
  grid-column: 1;
}
.mediaMosaic__tile--c {
  grid-column: 2;
}
.mediaMosaic__badge {
  position: absolute;
  right: 14px;
  bottom: 14px;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.35);
}
.mediaMosaic__badgeTitle {
  display: block;
  font-weight: 800;
  font-size: 13px;
}
.mediaMosaic__badgeDesc {
  display: block;
  color: var(--muted-2);
  font-size: 12px;
}

/* Cards */
.cardGrid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.serviceCard,
.reviewCard,
.accessCard {
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
  overflow: hidden;
}

.serviceCard__media img {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.02);
}

.serviceCard__body {
  padding: 14px 14px 16px;
}
.serviceCard__title {
  margin: 0 0 8px;
  font-size: 18px;
}
.serviceCard__desc {
  margin: 0 0 12px;
  color: var(--muted);
}

.zigzag {
  display: grid;
  gap: 14px;
}
.zigzagItem {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 16px;
  align-items: center;
  border-radius: calc(var(--radius) + 4px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  overflow: hidden;
}
.zigzagItem--reverse {
  grid-template-columns: 1.1fr 0.9fr;
}
.zigzagItem__media img {
  height: 100%;
  width: 100%;
  object-fit: cover;
  min-height: 240px;
}
.zigzagItem__body {
  padding: 16px 16px;
}
.zigzagItem__title {
  margin: 0 0 10px;
  font-size: 20px;
}
.zigzagItem__desc {
  margin: 0 0 12px;
  color: var(--muted);
}

/* Gallery */
.gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}
.galleryItem {
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
}
.galleryItem img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  transition: transform 180ms ease;
}
.galleryItem:hover img {
  transform: scale(1.03);
}

/* Reviews */
.reviewControls {
  display: inline-flex;
  gap: 10px;
}
.iconBtn {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  cursor: pointer;
}
.reviewTrack {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(0, 1fr);
  gap: 12px;
  overflow: hidden;
}
.reviewCard {
  padding: 16px;
  min-height: 150px;
}
.stars {
  color: rgba(255, 215, 0, 0.92);
  letter-spacing: 0.1em;
}
.reviewCard__text {
  margin: 10px 0 12px;
  color: var(--muted);
}
.reviewCard__name {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
  font-weight: 600;
}

/* Access */
.accessList {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}
.accessCard {
  padding: 16px;
}
.accessCard__title {
  margin: 0 0 6px;
}
.accessCard__desc {
  margin: 0;
  color: var(--muted);
}

.contactMini {
  margin-top: 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  background: rgba(0, 0, 0, 0.18);
  overflow: hidden;
}
.contactMini__row {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 12px;
  padding: 12px 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.contactMini__row:first-child {
  border-top: 0;
}
.contactMini__label {
  color: var(--muted-2);
}
.contactMini__value {
  color: var(--text);
}

.mapPlaceholder {
  border-radius: calc(var(--radius) + 6px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: radial-gradient(circle at 30% 30%, rgba(73, 198, 255, 0.24), transparent 60%),
    radial-gradient(circle at 70% 40%, rgba(125, 92, 255, 0.2), transparent 60%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(0, 0, 0, 0.2));
  padding: 16px;
  box-shadow: var(--shadow);
}
.mapPlaceholder__top {
  display: flex;
  align-items: center;
  gap: 10px;
}
.mapPin {
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: rgba(255, 84, 112, 0.9);
  box-shadow: 0 0 0 6px rgba(255, 84, 112, 0.12);
}
.mapPlaceholder__title {
  font-weight: 800;
}
.mapPlaceholder__desc {
  margin: 10px 0 12px;
  color: var(--muted);
}

/* Contact form */
.contactPanel {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 14px;
  border-radius: calc(var(--radius) + 6px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  overflow: hidden;
}
.contactPanel__left {
  padding: 16px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}
.contactPanel__right {
  padding: 16px;
}
.contactPanel__title {
  margin: 0 0 10px;
  font-size: 18px;
}
.contactPanel__desc {
  margin: 0 0 14px;
  color: var(--muted);
}
.contactQuick {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}
.contactQuick__label {
  color: var(--muted-2);
  display: block;
  font-size: 12px;
  letter-spacing: 0.08em;
}
.contactQuick__value {
  color: var(--text);
}

.form__row {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
}
.form__label {
  color: var(--muted-2);
  font-size: 13px;
}
.form__input {
  width: 100%;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.25);
  color: var(--text);
}
.form__input::placeholder {
  color: rgba(255, 255, 255, 0.35);
}
.form__input--textarea {
  resize: vertical;
  min-height: 120px;
}
.form__hint {
  margin: 10px 0 0;
  color: var(--muted-2);
  font-size: 13px;
}

/* Footer */
.footer {
  padding: 40px 0 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(0, 0, 0, 0.16);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr 0.9fr 1.1fr;
  gap: 16px;
}
.brand--footer .brand__tag {
  display: none;
}
.footer__desc {
  margin: 12px 0 0;
  color: var(--muted);
}
.footer__title {
  margin: 0 0 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.86);
  letter-spacing: 0.08em;
}
.footer__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
  color: var(--muted);
}
.footer__list a:hover {
  color: rgba(73, 198, 255, 0.92);
}
.social {
  display: grid;
  gap: 8px;
}
.social__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
}
.social__icon {
  width: 32px;
  height: 32px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(73, 198, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-weight: 800;
}
.social__text {
  color: var(--muted);
}
.footer__bottom {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--muted-2);
  font-size: 13px;
}

/* Lightbox */
.lightbox[hidden] {
  display: none !important;
}
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 5000;
  display: grid;
  place-items: center;
}
.lightbox__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(2px);
}
.lightbox__panel {
  position: relative;
  width: min(980px, calc(100% - 26px));
  max-height: calc(100% - 26px);
  margin: 0;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(10, 14, 18, 0.7);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.lightbox__img {
  width: 100%;
  height: auto;
  max-height: 72vh;
  object-fit: contain;
  background: rgba(0, 0, 0, 0.35);
}
.lightbox__caption {
  padding: 12px 14px;
  color: var(--muted);
}
.lightbox__close {
  position: absolute;
  right: 10px;
  top: 10px;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(0, 0, 0, 0.35);
  color: var(--text);
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
}

/* Responsive */
@media (max-width: 980px) {
  .split {
    grid-template-columns: 1fr;
  }
  .featureGrid {
    grid-template-columns: 1fr;
  }
  .cardGrid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .gallery {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
  .contactPanel {
    grid-template-columns: 1fr;
  }
  .contactPanel__left {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }
  .zigzagItem,
  .zigzagItem--reverse {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .nav__toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
  .nav__menu {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 66px;
    background: rgba(7, 24, 38, 0.92);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 10px 0 14px;
  }
  .nav__menu.is-open {
    display: block;
  }
  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }
  .nav__link {
    justify-content: space-between;
    padding: 12px 16px;
  }
  .entryGrid {
    grid-template-columns: 1fr;
  }
  .hero__meta {
    grid-template-columns: 1fr;
  }
  .cardGrid {
    grid-template-columns: 1fr;
  }
  .gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .sectionHead {
    flex-direction: column;
    align-items: flex-start;
  }
}