:root {
  --white: #fffdf9;
  --sea: #1e6f8f;
  --sea-deep: #183b5a;
  --turquoise: #1ba9ad;
  --turquoise-soft: #d9f5f4;
  --sand: #e8ddc8;
  --sand-soft: #f4eee2;
  --ink: #24344a;
  --muted: #66758a;
  --line: rgba(36, 52, 74, 0.12);
  --shadow: 0 24px 60px rgba(24, 59, 90, 0.1);
  --danger: #b85d50;
  --danger-soft: #fae4df;
  --success: #2c8b68;
  --success-soft: #e2f4ec;
  --warning-soft: #fff0d9;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(27, 169, 173, 0.12), transparent 24%),
    radial-gradient(circle at top right, rgba(30, 111, 143, 0.14), transparent 22%),
    linear-gradient(180deg, #ffffff 0%, #fbf8f1 100%);
  font-family: "Segoe UI", "Trebuchet MS", sans-serif;
}

body.lightbox-open {
  overflow: hidden;
}

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

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

button,
input,
textarea,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.page-shell {
  width: min(1240px, calc(100% - 32px));
  margin: 18px auto 40px;
}

.site-header,
.glass-panel,
.listing-card,
.table-panel,
.sidebar-panel,
.detail-panel,
.site-footer,
.category-card,
.stat-pill,
.flash,
.info-card {
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.site-header {
  position: sticky;
  top: 12px;
  z-index: 20;
  display: grid;
  gap: 18px;
  padding: 16px 20px;
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.84);
  backdrop-filter: blur(16px);
}

.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.site-menu {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
}

.brand,
.top-nav,
.header-actions,
.hero-actions,
.listing-meta,
.listing-footer,
.panel-heading,
.dashboard-grid,
.split-layout,
.detail-layout,
.category-grid,
.listing-grid,
.info-grid,
.thumb-row,
.footer-links,
.flash-stack,
.feature-list,
.inline-form {
  display: flex;
  gap: 16px;
}

.brand {
  align-items: center;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--sea), var(--turquoise));
  color: white;
  font-size: 1.45rem;
  font-weight: 800;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-copy strong {
  font-size: 1rem;
}

.brand-copy span,
.top-nav,
.glass-panel p,
.sidebar-panel,
.site-footer p,
.field span + *,
.data-table td,
.page-hero p,
.section-heading p,
.listing-card p {
  color: var(--muted);
}

.top-nav {
  flex-wrap: wrap;
  align-items: center;
  font-size: 0.95rem;
}

.top-nav a:hover,
.listing-footer a:hover,
.panel-heading a:hover {
  color: var(--sea);
}

.header-actions {
  align-items: center;
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: white;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--sea-deep);
}

.solid-button,
.ghost-button,
.mini-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform 160ms ease;
}

.solid-button:hover,
.ghost-button:hover,
.mini-button:hover,
.listing-card:hover,
.category-card:hover {
  transform: translateY(-2px);
}

.solid-button {
  background: linear-gradient(135deg, var(--sea), var(--turquoise));
  color: white;
}

.ghost-button,
.mini-button {
  background: white;
  border-color: rgba(24, 59, 90, 0.12);
}

.mini-button.warn {
  background: var(--warning-soft);
}

.mini-button.danger {
  background: var(--danger-soft);
  color: var(--danger);
}

.compact {
  min-height: 40px;
}

main {
  display: grid;
  gap: 64px;
  margin-top: 36px;
}

.hero,
.auth-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.95fr);
  gap: 22px;
}

.page-hero h1,
.hero h1,
.panel-heading h2,
.section-heading h2,
.sidebar-panel h2 {
  margin: 14px 0;
  color: var(--sea-deep);
  font-family: Georgia, serif;
  line-height: 1.02;
  letter-spacing: -0.03em;
}

.hero h1 {
  font-size: clamp(2.6rem, 4vw, 4.6rem);
}

.page-hero h1,
.section-heading h2,
.sidebar-panel h2,
.panel-heading h2 {
  font-size: clamp(1.9rem, 3vw, 3rem);
}

.page-hero p,
.hero p,
.section-heading p {
  max-width: 64ch;
  line-height: 1.7;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  color: var(--sea);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.glass-panel,
.sidebar-panel,
.detail-panel,
.table-panel {
  padding: 24px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.88);
}

.stat-pill,
.info-card {
  flex: 1 1 180px;
  padding: 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.9);
}

.stat-pill strong,
.price-line {
  display: block;
  color: var(--sea-deep);
  font-size: 1.5rem;
}

.dashboard-grid,
.category-grid,
.listing-grid,
.info-grid,
.thumb-row,
.flash-stack,
.feature-list {
  flex-wrap: wrap;
}

.category-card,
.listing-card {
  display: grid;
  grid-template-rows: auto auto minmax(54px, auto) minmax(72px, auto) auto;
  padding: 18px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.9);
  min-width: 0;
  overflow: hidden;
}

.category-grid,
.listing-grid {
  display: grid;
  gap: 18px;
}

.category-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.listing-grid {
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  align-items: start;
}

.home-listing-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-flow: row;
}

.home-listing-grid > .listing-card {
  width: auto;
  max-width: none;
  grid-template-rows: auto minmax(64px, auto) minmax(74px, auto) auto;
}

.marketplace-listing-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.marketplace-listing-grid > .listing-card {
  grid-template-rows: auto auto minmax(60px, auto) minmax(92px, auto) auto;
}

.account-listing-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.account-listing-grid > .listing-card,
.account-listing-grid--compact > .listing-card {
  grid-template-rows: auto auto minmax(56px, auto) minmax(88px, auto) auto;
}

.listing-card h3,
.category-card h3 {
  margin: 0 0 8px;
  font-size: 1.08rem;
  line-height: 1.25;
}

.listing-card h3 a,
.listing-card p {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.listing-card h3 a {
  -webkit-line-clamp: 2;
  min-height: 2.8em;
}

.listing-card p {
  -webkit-line-clamp: 3;
  min-height: 4.8em;
}

.listing-micro-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 0.82rem;
  margin: -2px 0 2px;
}

.listing-media-link {
  display: block;
  margin-bottom: 14px;
}

.listing-media,
.listing-media-image,
.hero-image,
.detail-thumb-image {
  width: 100%;
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(30, 111, 143, 0.14), rgba(27, 169, 173, 0.14));
}

.listing-media {
  min-height: 180px;
  display: grid;
  place-items: center;
  color: var(--sea-deep);
  font-weight: 700;
}

.listing-media-image {
  height: 170px;
  object-fit: cover;
}

.detail-thumb-image {
  height: 152px;
  object-fit: cover;
}

.detail-gallery {
  display: grid;
  gap: 14px;
}

.detail-thumb-button {
  padding: 0;
  border: 0;
  background: transparent;
}

.detail-thumb-button {
  border-radius: 18px;
  border: 2px solid transparent;
  overflow: hidden;
}

.detail-thumb-button.is-active {
  border-color: rgba(27, 169, 173, 0.65);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
}

.gallery-grid--single {
  grid-template-columns: minmax(0, 420px);
  justify-content: start;
}

.gallery-grid--single .detail-thumb-button {
  width: min(100%, 420px);
}

.gallery-grid--single .detail-thumb-image {
  height: clamp(240px, 32vw, 360px);
}

.gallery-intro {
  margin: -2px 0 2px;
}

.gallery-lightbox {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(17, 25, 38, 0.82);
}

.gallery-lightbox[hidden] {
  display: none !important;
}

.gallery-lightbox-image {
  max-width: min(92vw, 980px);
  max-height: 86vh;
  border-radius: 24px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}

.gallery-nav {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  color: white;
  font-size: 2rem;
  line-height: 1;
  z-index: 125;
  display: grid;
  place-items: center;
}

.gallery-nav-prev {
  left: max(14px, calc(env(safe-area-inset-left) + 10px));
}

.gallery-nav-next {
  right: max(14px, calc(env(safe-area-inset-right) + 10px));
}

.gallery-lightbox-close {
  position: fixed;
  top: max(14px, calc(env(safe-area-inset-top) + 10px));
  right: max(14px, calc(env(safe-area-inset-right) + 10px));
  width: 46px;
  height: 46px;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  color: white;
  font-size: 2rem;
  line-height: 1;
  z-index: 130;
  display: grid;
  place-items: center;
}

.gallery-lightbox-dismiss {
  position: fixed;
  bottom: max(18px, calc(env(safe-area-inset-bottom) + 12px));
  left: 50%;
  transform: translateX(-50%);
  min-height: 44px;
  padding: 0 18px;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.2);
  color: white;
  z-index: 125;
}

.image-admin-section {
  margin-top: 24px;
}

.image-admin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 16px;
}

.image-admin-card {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.9);
}

.image-admin-card img {
  width: 100%;
  height: 140px;
  border-radius: 16px;
  object-fit: cover;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
}

.listing-meta,
.listing-footer,
.panel-heading,
.hero-actions,
.footer-links,
.inline-form {
  align-items: center;
}

.panel-heading,
.listing-footer {
  justify-content: space-between;
}

.listing-card p {
  margin: 0;
  line-height: 1.55;
}

.listing-footer {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(36, 52, 74, 0.08);
}

.compact-heading p {
  display: none;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--turquoise-soft);
  color: var(--sea-deep);
  font-size: 0.85rem;
}

.tag.neutral {
  background: var(--sand-soft);
}

.tag.active,
.tag.sea-tag {
  background: #e3f0f7;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.compact-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.field input,
.field textarea,
.field select,
.mini-input {
  width: 100%;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: white;
  color: var(--ink);
}

.full-span,
.full-width-block {
  grid-column: 1 / -1;
}

.filter-form {
  display: grid;
  gap: 18px;
}

.detail-single-panel {
  display: grid;
}

.detail-main-panel {
  display: grid;
  gap: 18px;
}

.detail-title {
  margin: 0;
  color: var(--sea-deep);
  font-family: Georgia, serif;
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1.04;
}

.detail-price {
  margin-top: 4px;
}

.detail-description {
  margin: 0;
  line-height: 1.75;
}

.detail-info-grid {
  margin: 0;
}

.detail-actions {
  margin-top: 4px;
}

.detail-micro-meta {
  font-size: 0.95rem;
}

.detail-layout,
.split-layout {
  align-items: start;
}

.detail-layout {
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
}

.info-grid {
  margin: 20px 0;
}

.info-card span {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
}

.feature-list {
  margin: 0;
  padding-left: 18px;
  line-height: 1.75;
  flex-direction: column;
  gap: 8px;
}

.table-panel {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: 16px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.flash-stack {
  margin-top: 18px;
  flex-direction: column;
}

.flash {
  padding: 14px 16px;
  border-radius: 18px;
  background: white;
}

.flash-success {
  background: var(--success-soft);
  color: var(--success);
}

.flash-error {
  background: var(--danger-soft);
  color: var(--danger);
}

.empty-panel {
  text-align: center;
}

.inline-note {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 18px;
  background: var(--sand-soft);
}

.legal-note {
  margin-top: -32px;
}

.legal-page {
  display: grid;
  gap: 18px;
  line-height: 1.75;
}

.legal-page h2 {
  margin: 8px 0 0;
  color: var(--sea-deep);
  font-size: 1.35rem;
}

.legal-page p {
  margin: 0;
}

.site-footer {
  margin-top: 48px;
  padding: 30px;
  border-radius: 28px;
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.1), transparent 28%),
    linear-gradient(135deg, #163851 0%, #1e6f8f 52%, #1aa9ac 100%);
  color: #f3fbfc;
  display: block;
  border-color: rgba(255, 255, 255, 0.14);
}

.site-footer p,
.site-footer a,
.site-footer .eyebrow {
  color: rgba(243, 251, 252, 0.82);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) repeat(3, minmax(180px, 1fr));
  gap: 18px;
  align-items: start;
}

.footer-section {
  display: grid;
  gap: 12px;
}

.footer-section h3 {
  margin: 0;
  color: #ffffff;
  font-size: 1rem;
}

.footer-brand strong {
  display: block;
  font-size: 1.35rem;
  color: #ffffff;
}

.footer-eyebrow {
  color: rgba(255, 255, 255, 0.66);
}

.footer-badges {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.footer-badge {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.86rem;
}

.footer-stack {
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

.footer-stack a:hover {
  color: #ffffff;
}

@media (max-width: 1080px) {
  .compact-grid,
  .hero,
  .auth-layout,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .home-listing-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .marketplace-listing-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (max-width: 980px) {
  .detail-layout {
    grid-template-columns: 1fr;
  }

  .detail-panel,
  .sidebar-panel {
    padding: 20px;
  }

  .detail-title {
    font-size: clamp(1.6rem, 4vw, 2.3rem);
  }

  .gallery-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .marketplace-listing-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (max-width: 760px) {
  .page-shell {
    width: min(100% - 20px, 1240px);
  }

  .site-header {
    position: static;
    top: auto;
  }

  .site-footer,
  .listing-footer,
  .panel-heading {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-header {
    gap: 0;
    padding: 14px 16px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .site-menu {
    display: none;
    grid-template-columns: 1fr;
    gap: 18px;
    padding-top: 18px;
    margin-top: 16px;
    border-top: 1px solid var(--line);
  }

  .site-header.is-open .site-menu {
    display: grid;
  }

  .top-nav,
  .header-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .top-nav a {
    padding: 8px 0;
  }

  .header-actions .ghost-button,
  .header-actions .solid-button {
    width: 100%;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .inline-form {
    flex-direction: column;
    align-items: stretch;
  }

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

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

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

  .listing-card {
    padding: 12px;
    border-radius: 20px;
  }

  .listing-media-image {
    height: 116px;
  }

  .home-listing-grid .listing-card {
    grid-template-rows: auto minmax(64px, auto) minmax(84px, auto) auto;
  }

  .marketplace-listing-grid > .listing-card {
    grid-template-rows: auto auto minmax(62px, auto) minmax(86px, auto) auto;
  }

  .listing-card h3 {
    font-size: 0.98rem;
  }

  .listing-card p {
    font-size: 0.88rem;
    line-height: 1.45;
  }

  .tag {
    min-height: 30px;
    padding: 0 10px;
    font-size: 0.74rem;
  }

  .detail-panel,
  .sidebar-panel,
  .glass-panel {
    padding: 18px;
    border-radius: 22px;
  }

  .hero-image {
    height: 180px;
  }

  .detail-thumb-image {
    height: 120px;
  }

  .gallery-lightbox {
    padding: 18px;
  }

  .gallery-lightbox-image {
    max-width: 92vw;
    max-height: 72vh;
    border-radius: 18px;
  }

  .gallery-lightbox-close {
    top: max(12px, calc(env(safe-area-inset-top) + 8px));
    right: max(12px, calc(env(safe-area-inset-right) + 8px));
    width: 42px;
    height: 42px;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

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

  .gallery-grid--single .detail-thumb-button {
    width: 100%;
  }

  .gallery-grid--single .detail-thumb-image {
    height: 220px;
  }

  .gallery-nav {
    top: auto;
    bottom: max(72px, calc(env(safe-area-inset-bottom) + 62px));
    transform: none;
    width: 42px;
    height: 42px;
  }

  main {
    gap: 42px;
    margin-top: 28px;
  }
}

@media (max-width: 520px) {
  .home-listing-grid,
  .listing-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

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

  .account-listing-grid,
  .account-listing-grid--compact {
    grid-template-columns: 1fr;
  }

  .home-listing-grid .listing-card {
    grid-template-rows: auto minmax(58px, auto) minmax(74px, auto) auto;
  }

  .category-grid {
    grid-template-columns: 1fr;
  }

  .listing-media-image {
    height: 104px;
  }

  .listing-card h3 {
    font-size: 0.92rem;
  }

  .listing-card p {
    font-size: 0.82rem;
  }

  .page-shell {
    width: min(100% - 14px, 1240px);
  }

  .detail-thumb-image {
    height: 108px;
  }

  .detail-layout .sidebar-panel h2 {
    font-size: 1.8rem;
  }

  .price-line {
    font-size: 1.9rem;
  }

  .detail-title {
    font-size: 1.8rem;
  }
}