/* Shared foundation: tokens, page defaults, header/navigation, common components, and shared responsive rules. Load first. */
/* Global palette, typefaces, and shared design tokens; edit values only for an approved design change. */
:root {
  --ink: #092f38;
  --ink-2: #164854;
  --paper: #f2eee5;
  --card: #fffdf8;
  --aqua: #63e4d6;
  --aqua-dark: #0d756d;
  --red: #ef5b4f;
  --muted: #64777a;
  --line: #c9d2cf;
  --shadow: 0 24px 60px rgba(7, 42, 50, 0.14);
  --radius: 20px;
  --site-body-font: 'DM Sans', 'Noto Sans Thai', sans-serif;
  --site-display-font: 'Space Grotesk', 'Noto Sans Thai', sans-serif;
  --fleet-navy: var(--ink);
  --fleet-blue: var(--aqua-dark);
  --fleet-ice: var(--paper);
  --fleet-red: var(--red);
  color-scheme: light;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
/* Shared page defaults, including theme variables toggled on the body element. */
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--site-body-font);
  line-height: 1.55;
}
body[data-theme='dark'] {
  --ink: #eef8f7;
  --ink-2: #c8e1df;
  --paper: #071c23;
  --card: #0d2b34;
  --muted: #9db5b8;
  --line: #294751;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  color-scheme: dark;
}
a {
  color: inherit;
}
img {
  display: block;
  max-width: 100%;
}
button,
input,
select,
textarea {
  font: inherit;
}
.skip-link {
  position: fixed;
  top: -60px;
  left: 16px;
  z-index: 99;
  background: var(--aqua);
  color: var(--ink);
  padding: 10px 16px;
  border-radius: 8px;
}
.skip-link:focus {
  top: 12px;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.offline-banner {
  position: sticky;
  top: 0;
  z-index: 80;
  background: #ffd76a;
  color: #2a260f;
  text-align: center;
  padding: 8px 16px;
  font-weight: 700;
  font-size: 13px;
}
/* Shared header/navigation layout; responsive menu overrides follow in media-query sections. */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  min-height: 78px;
  padding: 12px clamp(18px, 4vw, 64px);
  display: flex;
  align-items: center;
  gap: 28px;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  min-width: max-content;
}
.brand img {
  width: 52px;
  height: auto;
  display: block;
  object-fit: contain;
}
.brand span {
  display: grid;
  line-height: 1.05;
}
.brand b {
  font-family: var(--site-display-font);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.brand small {
  margin-top: 6px;
  color: var(--muted);
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}
.site-nav a {
  text-decoration: none;
  font-weight: 700;
  font-size: 14px;
  padding: 10px 12px;
  border-radius: 999px;
}
.site-nav a:hover,
.site-nav a.active {
  background: var(--card);
}
.site-nav .nav-book {
  background: var(--aqua);
  color: var(--ink);
  padding-inline: 18px;
}
.header-tools {
  display: flex;
  align-items: center;
  gap: 8px;
}
.header-tools select,
.theme-toggle {
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  border-radius: 999px;
  min-height: 40px;
}
.header-tools select {
  padding: 0 9px;
}
.theme-toggle {
  width: 40px;
  cursor: pointer;
}
.nav-toggle {
  display: none;
}
.hero {
  min-height: calc(100vh - 78px);
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(400px, 0.96fr);
  overflow: hidden;
}
.hero-copy {
  padding: clamp(60px, 9vw, 140px) clamp(24px, 7vw, 110px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 12px;
  font-weight: 800;
  color: var(--red);
}
h1,
h2,
h3 {
  font-family: var(--site-display-font);
  line-height: 0.98;
  margin: 0;
}
h1 {
  font-size: clamp(48px, 7vw, 104px);
  letter-spacing: -0.06em;
  text-transform: uppercase;
  max-width: 10ch;
}
.hero-copy > p {
  font-size: clamp(18px, 2vw, 24px);
  max-width: 620px;
  color: var(--ink-2);
  margin: 28px 0;
}
/* Reusable action buttons and content panels used across public pages and staff tools. */
.button-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}
.button.primary {
  background: var(--aqua);
  border-color: var(--aqua);
  color: var(--ink);
}
.button.danger {
  border-color: #b6423b;
  color: #b6423b;
}
.button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.hero-media {
  position: relative;
  min-height: 520px;
}
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-badge {
  position: absolute;
  right: 28px;
  bottom: 28px;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: var(--red);
  color: white;
  display: grid;
  place-content: center;
  text-align: center;
  text-transform: uppercase;
  font: 700 14px/1.2 var(--site-display-font);
}
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border-block: 1px solid var(--line);
}
.stat {
  background: var(--card);
  padding: 38px clamp(22px, 4vw, 60px);
}
.stat b {
  font: 700 clamp(28px, 4vw, 54px)/1 var(--site-display-font);
  display: block;
  color: var(--red);
}
.stat span {
  color: var(--muted);
}
.section {
  padding: clamp(64px, 9vw, 130px) clamp(20px, 7vw, 110px);
}
.section-head {
  display: grid;
  grid-template-columns: 1fr minmax(280px, 560px);
  gap: 50px;
  align-items: end;
  margin-bottom: 48px;
}
.section-head h2,
.page-hero h1 {
  font-size: clamp(42px, 6vw, 82px);
  letter-spacing: -0.045em;
  text-transform: uppercase;
}
.section-head p,
.page-hero p {
  color: var(--ink-2);
  font-size: 18px;
  margin: 0;
}
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.benefit {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow);
}
.benefit b {
  display: block;
  color: var(--red);
  font: 700 14px var(--site-display-font);
}
.benefit h3 {
  font-size: 24px;
  margin: 42px 0 12px;
}
.benefit p {
  color: var(--muted);
  margin: 0;
}
.page-hero {
  padding: clamp(70px, 10vw, 150px) clamp(20px, 7vw, 110px) 60px;
  background: var(--ink);
  color: var(--paper);
  display: grid;
  grid-template-columns: 1fr minmax(280px, 520px);
  align-items: end;
  gap: 50px;
}
.page-hero p {
  color: color-mix(in srgb, var(--paper) 75%, transparent);
}
.listing {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(360px, 1.22fr);
  gap: 50px;
  align-items: start;
}
.sticky-photo {
  position: sticky;
  top: 108px;
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 560px;
}
.sticky-photo img {
  width: 100%;
  height: 100%;
  min-height: 560px;
  object-fit: cover;
}
.rows {
  border-top: 2px solid var(--ink);
}
.group-heading {
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--red);
  padding: 30px 0 10px;
  border-bottom: 1px solid var(--line);
}
.data-row {
  display: grid;
  grid-template-columns: 42px 1fr auto;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.data-row > span:first-child {
  color: var(--red);
  font-weight: 800;
}
.data-row strong {
  font: 700 19px var(--site-display-font);
  display: block;
}
.data-row small {
  display: block;
  color: var(--muted);
  margin-top: 5px;
}
.data-row-summary {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.4;
}
.price {
  white-space: nowrap;
  font-weight: 800;
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
}
.gallery-card {
  grid-column: span 4;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.gallery-card:nth-child(1),
.gallery-card:nth-child(5) {
  grid-column: span 8;
}
.gallery-card img {
  width: 100%;
  height: 330px;
  object-fit: cover;
}
.gallery-card:nth-child(1) img,
.gallery-card:nth-child(5) img {
  height: 500px;
}
.gallery-meta {
  padding: 20px;
}
.gallery-meta h3 {
  font-size: 21px;
}
.gallery-meta p {
  color: var(--muted);
  margin: 8px 0 0;
}
.placeholder-chip,
.status-chip {
  display: inline-flex;
  border-radius: 999px;
  background: #ffe6a2;
  color: #55420a;
  padding: 4px 9px;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 12px;
}
.form-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.55fr);
  gap: 38px;
}
.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(22px, 4vw, 44px);
  box-shadow: var(--shadow);
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.field {
  display: grid;
  gap: 7px;
}
.field.full {
  grid-column: 1/-1;
}
.field label {
  font-weight: 800;
  font-size: 13px;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  border-radius: 12px;
  padding: 13px 14px;
}
.field textarea {
  min-height: 110px;
  resize: vertical;
}
.form-note {
  border-left: 4px solid var(--aqua-dark);
  padding: 12px 16px;
  background: color-mix(in srgb, var(--aqua) 15%, var(--card));
  margin: 0 0 22px;
}
.form-status {
  min-height: 26px;
  margin: 16px 0 0;
  font-weight: 700;
}
.aside-list {
  display: grid;
  gap: 16px;
}
.aside-list div {
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.aside-list b {
  display: block;
}
.aside-list span {
  color: var(--muted);
}
.admin-shell {
  max-width: 1500px;
  margin: auto;
}
.login-panel {
  max-width: 520px;
  margin: 0 auto;
}
.admin-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}
.admin-grid {
  display: grid;
  grid-template-columns: minmax(330px, 0.4fr) minmax(0, 0.6fr);
  gap: 24px;
}
.booking-list {
  display: grid;
  gap: 12px;
  max-height: 820px;
  overflow: auto;
}
.booking-date {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--card);
  padding: 14px 4px 9px;
  font-size: 18px;
  border-bottom: 2px solid var(--aqua-dark);
  text-transform: capitalize;
}
.booking-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
  background: var(--paper);
}
.booking-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}
.booking-card h3 {
  font-size: 18px;
}
.booking-card dl {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 18px;
  margin: 16px 0;
}
.booking-card dt {
  color: var(--muted);
  font-size: 12px;
}
.booking-card dd {
  margin: 0;
  font-weight: 700;
}
.booking-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.booking-actions button {
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  padding: 8px 11px;
  border-radius: 9px;
  cursor: pointer;
}
.status-pending {
  background: #ffe6a2;
  color: #55420a;
}
.status-confirmed {
  background: #a8eee5;
  color: #064b47;
}
.status-cancelled,
.status-rejected {
  background: #efc1bd;
  color: #6d201a;
}
.site-footer {
  padding: 48px clamp(20px, 7vw, 110px);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 22px;
  border-top: 1px solid var(--line);
  background: var(--card);
}
.site-footer p {
  color: var(--muted);
  margin: 8px 0;
}
.site-footer > div:nth-child(2) {
  display: grid;
  gap: 6px;
  text-align: right;
}
.site-footer small {
  grid-column: 1/-1;
  color: var(--muted);
}
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--muted);
}
/* Shared responsive layout rules begin here; page-specific breakpoints follow each section. */
@media (max-width: 1180px) {
  .site-header {
    gap: 12px;
  }
  .nav-toggle {
    display: block;
    margin-left: auto;
    border: 1px solid var(--line);
    background: var(--card);
    color: var(--ink);
    border-radius: 999px;
    padding: 8px 13px;
  }
  .site-nav {
    display: none;
    position: absolute;
    left: 16px;
    right: 16px;
    top: 72px;
    padding: 14px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 16px;
    box-shadow: var(--shadow);
    flex-direction: column;
    align-items: stretch;
  }
  .site-nav.open {
    display: flex;
  }
  .site-nav a {
    text-align: center;
  }
  .hero {
    grid-template-columns: 1fr;
  }
  .hero-media {
    min-height: 55vh;
    grid-row: 1;
  }
  .hero-copy {
    padding-top: 65px;
  }
  .section-head,
  .page-hero {
    grid-template-columns: 1fr;
  }
  .benefit-grid {
    grid-template-columns: 1fr;
  }
  .listing {
    grid-template-columns: 1fr;
  }
  .sticky-photo {
    position: relative;
    top: 0;
    min-height: 360px;
  }
  .sticky-photo img {
    min-height: 360px;
  }
  .gallery-card,
  .gallery-card:nth-child(1),
  .gallery-card:nth-child(5) {
    grid-column: span 6;
  }
  .gallery-card img,
  .gallery-card:nth-child(1) img,
  .gallery-card:nth-child(5) img {
    height: 330px;
  }
  .form-layout,
  .admin-grid {
    grid-template-columns: 1fr;
  }
  .header-tools {
    order: 4;
  }
  .admin-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }
}
@media (max-width: 640px) {
  .site-header {
    padding: 10px 14px;
  }
  .brand small {
    display: none;
  }
  .brand b {
    font-size: 14px;
  }
  .brand img {
    width: 42px;
    height: 42px;
  }
  .header-tools {
    gap: 7px;
  }
  .header-tools select {
    width: 49px;
    max-width: 55px;
  }
  .hero-copy {
    padding: 50px 20px 70px;
  }
  .hero-media {
    min-height: 420px;
  }
  .hero-badge {
    width: 110px;
    height: 110px;
    right: 18px;
    bottom: 18px;
  }
  .stats {
    grid-template-columns: 1fr;
  }
  .section,
  .page-hero {
    padding-left: 18px;
    padding-right: 18px;
  }
  .section-head {
    gap: 18px;
  }
  .gallery-card,
  .gallery-card:nth-child(1),
  .gallery-card:nth-child(5) {
    grid-column: 1/-1;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .field.full {
    grid-column: auto;
  }
  .data-row {
    grid-template-columns: 34px 1fr;
  }
  .price {
    grid-column: 2;
  }
  .site-footer {
    grid-template-columns: 1fr;
  }
  .site-footer > div:nth-child(2) {
    text-align: left;
  }
  .booking-card dl {
    grid-template-columns: 1fr;
  }
}