:root {
  --bg: #070511;
  --panel: rgba(18, 14, 34, 0.82);
  --text: #fbf8ff;
  --muted: #b9add2;
  --soft: #897d9e;
  --purple: #7c3aed;
  --gold: #f6c453;
  --gold-soft: #ffe6ac;
  --green: #42d6a4;
  --line: rgba(255, 255, 255, 0.1);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 8%, rgba(124, 58, 237, 0.26), transparent 30%),
    radial-gradient(circle at 76% 10%, rgba(246, 196, 83, 0.13), transparent 28%),
    linear-gradient(135deg, #070511, #100a26 48%, #070511);
  letter-spacing: 0;
}
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(18px, 1fr) minmax(0, 1180px) minmax(18px, 1fr);
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  background: rgba(7, 5, 17, 0.78);
  backdrop-filter: blur(20px);
}
.brand {
  grid-column: 2;
  grid-row: 1;
  justify-self: start;
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 236px;
}
.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  padding: 4px;
  overflow: hidden;
  border: 1px solid rgba(246, 196, 83, 0.32);
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0 0 28px rgba(246, 196, 83, 0.22);
}
.brand-mark img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}
.brand strong { display: block; font-size: 15px; }
.brand small { color: var(--muted); font-size: 11px; }
nav {
  grid-column: 2;
  grid-row: 1;
  justify-self: center;
  display: flex;
  gap: 8px;
  align-items: center;
}
.header-cta {
  grid-column: 2;
  grid-row: 1;
  justify-self: end;
}
nav a, .header-cta {
  color: var(--muted);
  padding: 9px 12px;
  border: 1px solid transparent;
  min-height: 38px;
  display: inline-flex;
  align-items: center;
}
nav a:hover, .header-cta {
  color: var(--gold-soft);
  border-color: rgba(246, 196, 83, 0.24);
  background: rgba(246, 196, 83, 0.07);
}
.hero {
  position: relative;
  height: 820px;
  height: clamp(720px, 86svh, 900px);
  min-height: 720px;
  overflow: hidden;
  padding-top: 68px;
  display: flex;
  align-items: center;
}
#particleCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 0;
  background: radial-gradient(circle at 70% 12%, rgba(124,58,237,0.24), transparent 34%), #070511;
}
#particleCanvas[data-background-mode="city"] {
  opacity: 1;
}
#particleCanvas[data-weather-mode="rain"],
#particleCanvas[data-weather-mode="snow"],
#particleCanvas[data-weather-mode="fog"] {
  filter: saturate(0.95) contrast(1.08);
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 24%;
  z-index: 1;
  background: linear-gradient(transparent, var(--bg));
  pointer-events: none;
}
.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.24;
  background-image:
    linear-gradient(rgba(246,196,83,0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,58,237,0.16) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.82), transparent 84%);
}
.hero:has(#particleCanvas[data-background-mode="city"]) .hero-grid {
  opacity: 0;
}
.hero-content {
  position: relative;
  z-index: 2;
  min-height: 0;
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) 420px;
  gap: 50px;
  align-items: center;
  padding: clamp(52px, 8vh, 76px) 0 clamp(70px, 9vh, 98px);
}
.eyebrow {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  color: var(--gold-soft);
  font-size: 13px;
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--gold);
  box-shadow: 0 0 14px var(--gold);
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  font-size: clamp(46px, 5.2vw, 72px);
  line-height: 1;
  max-width: 760px;
  margin-bottom: 22px;
  background: linear-gradient(105deg, #fff 0%, #d8c8ff 38%, var(--gold) 72%, #fff6d4);
  -webkit-background-clip: text;
  color: transparent;
}
h2 { font-size: clamp(30px, 4vw, 48px); line-height: 1.08; margin-bottom: 14px; }
h3 { font-size: 20px; }
p { color: var(--muted); line-height: 1.8; }
.hero-copy p { max-width: 660px; font-size: 16px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.btn {
  min-height: 44px;
  border: 1px solid rgba(255,255,255,0.14);
  color: var(--text);
  background: rgba(255,255,255,0.05);
  padding: 11px 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.btn.primary {
  color: #160f05;
  background: linear-gradient(135deg, var(--gold), #fff2bf);
  border-color: rgba(246,196,83,0.86);
  box-shadow: 0 0 30px rgba(246,196,83,0.26);
}
.hero-orbit { min-height: 420px; display: grid; place-items: center; position: relative; }
.orbit-ring, .orbit-ring::before, .orbit-ring::after {
  position: absolute;
  border: 1px solid rgba(246,196,83,0.34);
  border-radius: 50%;
  box-shadow: inset 0 0 42px rgba(124,58,237,0.2), 0 0 34px rgba(246,196,83,0.12);
}
.orbit-ring { width: 286px; height: 286px; animation: spin 18s linear infinite; }
.orbit-ring::before { content: ""; inset: 36px; border-color: rgba(124,58,237,0.52); animation: spin 12s linear reverse infinite; }
.orbit-ring::after { content: ""; inset: 84px; border-color: rgba(255,255,255,0.16); }
@keyframes spin { to { transform: rotate(360deg); } }
.orbit-card {
  position: relative;
  width: 236px;
  padding: 20px;
  border: 1px solid rgba(246,196,83,0.28);
  background: linear-gradient(145deg, rgba(16,10,33,0.85), rgba(58,35,102,0.72));
  box-shadow: 0 24px 80px rgba(4, 1, 15, 0.45);
}
.orbit-card small { color: var(--muted); }
.orbit-card strong { display: block; font-size: 42px; color: var(--gold); margin: 10px 0 4px; }
.stats-band {
  width: min(1180px, calc(100% - 36px));
  margin: -28px auto 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  position: relative;
  z-index: 4;
}
.stat, .service-card, .case-card, .news-item, .contact-form {
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(17,13,32,0.88), rgba(28,20,49,0.78));
  box-shadow: 0 24px 80px rgba(4, 1, 15, 0.35);
}
.stat { padding: 22px; min-height: 112px; }
.stat strong { display: block; font-size: 30px; color: var(--gold); margin-bottom: 5px; }
.stat span { color: var(--muted); font-size: 13px; }
.section {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 70px 0;
}
.intro-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: start;
}
.section-head { display: flex; justify-content: space-between; gap: 28px; align-items: end; margin-bottom: 26px; }
.section-head p { max-width: 560px; margin-bottom: 0; }
.card-grid, .case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.service-card, .case-card { min-height: 220px; padding: 22px; position: relative; overflow: hidden; }
.service-card::before, .case-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(124,58,237,0.12), transparent 45%, rgba(246,196,83,0.08));
}
.service-card > *, .case-card > * { position: relative; }
.service-icon {
  width: 42px;
  height: 42px;
  border: 1px solid rgba(246,196,83,0.38);
  color: var(--gold);
  display: grid;
  place-items: center;
  margin-bottom: 18px;
}
.case-art {
  height: 120px;
  margin: -22px -22px 18px;
  background:
    linear-gradient(135deg, rgba(124,58,237,0.82), rgba(9,7,22,0.12)),
    repeating-linear-gradient(90deg, rgba(246,196,83,0.26) 0 2px, transparent 2px 18px),
    radial-gradient(circle at 80% 20%, rgba(246,196,83,0.65), transparent 28%);
}
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 3px 8px;
  border: 1px solid rgba(246,196,83,0.25);
  color: var(--gold-soft);
  background: rgba(246,196,83,0.07);
  font-size: 12px;
}
.news-list { display: grid; gap: 12px; }
.news-item {
  display: grid;
  grid-template-columns: 150px 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 18px;
}
.news-item time { color: var(--gold); }
.contact-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 28px;
  align-items: start;
}
.contact-info { color: var(--muted); line-height: 1.9; }
.contact-form {
  padding: 22px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.contact-form label { color: var(--muted); display: grid; gap: 8px; font-size: 13px; }
.contact-form input, .contact-form textarea, .contact-form select {
  width: 100%;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  color: var(--text);
  padding: 12px;
  outline: none;
}
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus {
  border-color: rgba(246,196,83,0.58);
  box-shadow: 0 0 0 3px rgba(246,196,83,0.12);
}
.contact-form select {
  color-scheme: dark;
  cursor: pointer;
  background-color: rgba(18,14,34,0.96);
}
.contact-form select option, .contact-form select optgroup {
  color: #fbf8ff;
  background-color: #120e22;
}
.contact-form select option:checked {
  color: #160f05;
  background-color: #f6c453;
}
.contact-form textarea { min-height: 110px; resize: vertical; }
.wide { grid-column: 1 / -1; }
.form-message { margin: 0; min-height: 26px; }
.trap-field {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.btn:disabled {
  cursor: not-allowed;
  opacity: 0.66;
}
.footer {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 28px 0 42px;
  border-top: 1px solid var(--line);
  color: var(--soft);
  display: flex;
  justify-content: space-between;
  gap: 18px;
}
@media (max-width: 980px) {
  .site-header { position: sticky; display: flex; flex-wrap: wrap; padding: 14px 18px; }
  nav { order: 3; width: 100%; overflow-x: auto; }
  .hero { height: auto; min-height: 760px; padding-top: 0; align-items: stretch; }
  .hero-content, .intro-section, .contact-section { grid-template-columns: 1fr; }
  .hero-orbit { min-height: 310px; }
  #particleCanvas[data-background-mode="city"] { opacity: 0.72; }
  .stats-band, .card-grid, .case-grid { grid-template-columns: repeat(2, 1fr); }
  .news-item { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  h1 { font-size: 42px; }
  .section { width: min(100% - 28px, 1180px); padding: 48px 0; }
  .stats-band, .card-grid, .case-grid, .contact-form { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; }
  .footer { flex-direction: column; }
}

.section-link, .text-link, .back-link {
  color: var(--gold-soft);
  border: 1px solid rgba(246,196,83,0.24);
  background: rgba(246,196,83,0.07);
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
}
.section-link:hover, .text-link:hover, .back-link:hover { border-color: rgba(246,196,83,0.52); }
.subpage-main { padding-top: 68px; min-height: 80vh; }
.listing-hero, .detail-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: radial-gradient(circle at 70% 20%, rgba(246,196,83,0.12), transparent 30%), linear-gradient(135deg, rgba(11,7,26,0.96), rgba(30,18,58,0.78));
}
.listing-hero-inner, .detail-hero-inner {
  position: relative;
  z-index: 2;
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 92px 0 64px;
}
.listing-hero h1, .detail-hero h1 {
  font-size: clamp(38px, 7vw, 72px);
  max-width: 900px;
}
.listing-hero p, .detail-hero p { max-width: 760px; font-size: 17px; }
.filter-shell {
  display: grid;
  grid-template-columns: minmax(240px, 360px) 1fr;
  gap: 16px;
  align-items: end;
  margin-bottom: 24px;
}
.search-field { display: grid; gap: 8px; color: var(--muted); font-size: 13px; }
.search-field input {
  width: 100%;
  min-height: 44px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  color: var(--text);
  padding: 11px 12px;
  outline: none;
}
.filter-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-chip {
  min-height: 40px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.05);
  color: var(--muted);
  padding: 8px 13px;
}
.filter-chip.active {
  color: #160f05;
  border-color: rgba(246,196,83,0.82);
  background: linear-gradient(135deg, var(--gold), #fff2bf);
}
.listing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.list-card {
  min-height: 330px;
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(17,13,32,0.88), rgba(28,20,49,0.78));
  box-shadow: 0 24px 80px rgba(4,1,15,0.35);
  overflow: hidden;
  display: grid;
  grid-template-rows: 140px 1fr;
}
.list-cover { min-height: 140px; overflow: hidden; background: rgba(255,255,255,0.04); }
.list-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.generated-cover {
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, rgba(124,58,237,0.82), rgba(9,7,22,0.12)),
    repeating-linear-gradient(90deg, rgba(246,196,83,0.24) 0 2px, transparent 2px 18px),
    radial-gradient(circle at 80% 20%, rgba(246,196,83,0.62), transparent 28%);
}
.generated-cover span { color: var(--gold); font-size: 32px; font-weight: 800; }
.list-card-body { padding: 18px; display: grid; align-content: start; gap: 10px; }
.list-card-body h3 { margin-bottom: 0; }
.list-card-body p { margin-bottom: 0; }
.tag-row { display: flex; flex-wrap: wrap; gap: 6px; min-height: 26px; }
.tag-row span {
  color: var(--muted);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 3px 7px;
  font-size: 12px;
}
.empty-state {
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
  color: var(--muted);
  padding: 24px;
}
.hidden { display: none !important; }
.detail-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.detail-meta span {
  border: 1px solid rgba(246,196,83,0.24);
  color: var(--gold-soft);
  background: rgba(246,196,83,0.07);
  padding: 5px 9px;
  font-size: 12px;
}
.detail-content-wrap { max-width: 900px; }
.detail-cover {
  margin: 0 0 26px;
  border: 1px solid var(--line);
  overflow: hidden;
}
.detail-cover img { width: 100%; max-height: 460px; object-fit: cover; display: block; }
.rich-text {
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(17,13,32,0.88), rgba(28,20,49,0.78));
  padding: clamp(20px, 4vw, 36px);
  color: var(--muted);
  line-height: 1.9;
}
.rich-text h2, .rich-text h3, .rich-text h4 { color: var(--text); margin: 22px 0 10px; }
.rich-text h2:first-child, .rich-text h3:first-child { margin-top: 0; }
.rich-text p, .rich-text li { color: var(--muted); }
.rich-text blockquote {
  margin: 18px 0;
  border-left: 3px solid var(--gold);
  padding: 8px 0 8px 16px;
  background: rgba(246,196,83,0.06);
}
.rich-text img { max-width: 100%; display: block; margin: 16px 0; }
.rich-text a { color: var(--gold-soft); text-decoration: underline; }
.detail-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
@media (max-width: 980px) {
  .subpage-main { padding-top: 0; }
  .filter-shell, .listing-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .listing-hero-inner, .detail-hero-inner { width: min(100% - 28px, 1180px); padding: 58px 0 42px; }
  .filter-shell, .listing-grid { grid-template-columns: 1fr; }
  .section-link { width: 100%; justify-content: center; }
}
#subpageCanvas, #detailCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  display: block;
  z-index: 1;
  opacity: 0.88;
  mix-blend-mode: screen;
}
.listing-hero .hero-grid,
.detail-hero .hero-grid {
  z-index: 0;
  opacity: 0.18;
}
.listing-hero::after,
.detail-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(7,5,17,0.68), rgba(7,5,17,0.1) 58%, rgba(7,5,17,0.28)),
    linear-gradient(to bottom, rgba(7,5,17,0.18), rgba(7,5,17,0.42));
}
.case-gallery-page .listing-hero,
.case-detail-page .detail-hero {
  background:
    radial-gradient(circle at 78% 18%, rgba(246,196,83,0.16), transparent 34%),
    radial-gradient(circle at 22% 28%, rgba(124,58,237,0.28), transparent 35%),
    linear-gradient(135deg, rgba(7,5,17,0.98), rgba(26,13,52,0.9));
}
.filter-group {
  width: 100%;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px 0;
}
.filter-group > span {
  color: var(--gold-soft);
  min-width: 56px;
  font-size: 12px;
}
.case-gallery-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.case-project-card {
  min-height: 430px;
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(17,13,32,0.9), rgba(28,20,49,0.78));
  box-shadow: 0 24px 80px rgba(4,1,15,0.35);
  overflow: hidden;
  display: grid;
  grid-template-rows: 190px 1fr;
}
.case-cover {
  min-height: 190px;
  overflow: hidden;
  background: rgba(255,255,255,0.04);
}
.case-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.case-project-body {
  padding: 18px;
  display: grid;
  align-content: start;
  gap: 10px;
}
.case-project-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--soft);
  font-size: 12px;
}
.case-project-body h3,
.case-project-body p {
  margin-bottom: 0;
}
.download-state {
  color: var(--gold-soft);
  font-size: 13px;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 10px;
}
.case-card-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 4px;
}
.mini-download {
  min-height: 38px;
  padding: 8px 12px;
}
.download-panel {
  margin-top: 24px;
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(17,13,32,0.9), rgba(28,20,49,0.76));
  padding: clamp(20px, 4vw, 32px);
}
.download-list {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}
.download-item {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  padding: 16px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
}
.download-type {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  color: #160f05;
  background: linear-gradient(135deg, var(--gold), #fff2bf);
  font-weight: 800;
  font-size: 13px;
}
.download-item h3,
.download-item p {
  margin-bottom: 4px;
}
.download-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.download-meta span {
  color: var(--muted);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 3px 7px;
  font-size: 12px;
}
@media (max-width: 980px) {
  .case-gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .download-item { grid-template-columns: 64px minmax(0, 1fr); }
  .download-item .btn { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  .case-gallery-grid { grid-template-columns: 1fr; }
  .filter-group > span { width: 100%; }
  .download-item { grid-template-columns: 1fr; }
  .download-type { width: 100%; height: 44px; }
}

.case-art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.case-card .tag-row {
  position: relative;
  margin-top: 14px;
}
/* UI polish: compact section headers and filters */
.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(260px, 420px);
  gap: 18px 28px;
  align-items: end;
  margin-bottom: 28px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  position: relative;
}
.section-head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 104px;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), rgba(246,196,83,0));
  box-shadow: 0 0 16px rgba(246,196,83,0.45);
}
.section-head > div { min-width: 0; }
.section-head h2 { margin-bottom: 0; }
.section-head p {
  max-width: 420px;
  margin: 0;
  color: #c8badf;
  font-size: 15px;
  line-height: 1.75;
}
.section-head .section-link { justify-self: start; }

.listing-section { padding-top: clamp(28px, 4vw, 42px); }
.filter-shell {
  display: grid;
  grid-template-columns: minmax(260px, 320px) minmax(0, 1fr);
  gap: 14px 22px;
  align-items: start;
  margin-bottom: 28px;
  padding: 14px 16px;
  border: 1px solid rgba(246,196,83,0.14);
  background:
    linear-gradient(135deg, rgba(18,14,34,0.86), rgba(15,10,30,0.78)),
    radial-gradient(circle at 100% 0%, rgba(246,196,83,0.12), transparent 34%),
    radial-gradient(circle at 0% 100%, rgba(124,58,237,0.14), transparent 36%);
  box-shadow: 0 14px 42px rgba(4,1,15,0.22);
  position: relative;
  overflow: hidden;
}
.filter-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(246,196,83,0.08), transparent 24%, rgba(124,58,237,0.07));
  pointer-events: none;
}
.filter-shell > * {
  position: relative;
  z-index: 1;
}
.search-field {
  align-self: start;
  display: grid;
  align-content: start;
  gap: 8px;
  padding: 2px 18px 2px 0;
  border-right: 1px solid rgba(255,255,255,0.09);
  color: var(--gold-soft);
  font-size: 12px;
}
.search-field input {
  min-height: 38px;
  border-color: rgba(246,196,83,0.18);
  background: rgba(7,5,17,0.58);
  color: var(--text);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.02);
}
.search-field input:focus {
  border-color: rgba(246,196,83,0.58);
  box-shadow: 0 0 0 3px rgba(246,196,83,0.1);
}
.filter-chips {
  display: grid;
  gap: 8px;
  min-width: 0;
}
.filter-group {
  width: 100%;
  display: grid;
  grid-template-columns: 50px minmax(0, 1fr);
  align-items: start;
  gap: 8px;
  padding: 0;
}
.filter-group + .filter-group {
  padding-top: 8px;
  border-top: 1px solid rgba(255,255,255,0.07);
}
.filter-group > span {
  min-width: 0;
  width: auto;
  padding-top: 6px;
  color: var(--gold-soft);
  font-size: 12px;
}
.filter-group-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-width: 0;
}
.filter-chip {
  min-height: 30px;
  border-color: rgba(255,255,255,0.11);
  background: rgba(255,255,255,0.045);
  color: #d7cdec;
  padding: 5px 10px;
  font-size: 12px;
  transition: border-color .18s ease, background .18s ease, color .18s ease, transform .18s ease;
}
.filter-chip:hover {
  color: var(--text);
  border-color: rgba(246,196,83,0.42);
  background: rgba(246,196,83,0.08);
}
.filter-chip.active {
  color: #130d05;
  border-color: rgba(246,196,83,0.88);
  background: linear-gradient(135deg, var(--gold), #fff2bf);
  box-shadow: 0 0 20px rgba(246,196,83,0.18);
}

@media (max-width: 980px) {
  .section-head {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 14px 18px;
  }
  .section-head p {
    grid-column: 1 / -1;
    max-width: 680px;
  }
  .filter-shell {
    grid-template-columns: 1fr;
  }
  .search-field {
    padding: 0 0 14px;
    border-right: 0;
    border-bottom: 1px solid rgba(255,255,255,0.09);
  }
  .listing-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .section-head {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 12px;
    padding-bottom: 16px;
  }
  .section-head .section-link {
    width: auto;
    justify-self: start;
    justify-content: flex-start;
  }
  .filter-shell {
    padding: 14px;
    gap: 14px;
  }
  .filter-group {
    grid-template-columns: 1fr;
    gap: 6px;
  }
  .filter-group > span {
    width: auto;
    padding-top: 0;
  }
  .filter-chip {
    min-height: 32px;
    padding: 6px 10px;
    font-size: 12px;
  }
  .listing-grid { grid-template-columns: 1fr; }
}
/* UI polish: desktop filters use a short two-column matrix */
@media (min-width: 981px) {
  .filter-shell {
    grid-template-columns: minmax(260px, 320px) minmax(0, 1fr);
    gap: 16px 20px;
    align-items: start;
  }
  .search-field {
    align-self: start;
    padding: 0 18px 0 0;
    border-right: 1px solid rgba(255,255,255,0.09);
    border-bottom: 0;
  }
  .search-field input { min-height: 38px; }
  .filter-chips {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 18px;
  }
  .filter-group + .filter-group {
    padding-top: 0;
    border-top: 0;
  }
  .filter-group {
    min-height: 30px;
  }
}
/* UI polish: section action alignment and card rhythm */
.section-head {
  grid-template-columns: minmax(220px, 0.86fr) minmax(320px, 1.1fr) auto;
  gap: 18px 28px;
  align-items: end;
}
.section-head p {
  justify-self: start;
  max-width: 620px;
  margin: 0;
}
.section-head .section-link {
  justify-self: end;
  white-space: nowrap;
}
.service-card,
.case-card,
.case-project-card,
.list-card {
  display: grid;
}
.service-card,
.case-card {
  grid-template-rows: auto auto minmax(74px, 1fr) auto;
}
.case-card p,
.case-project-body p,
.list-card-body p {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.case-card .tag-row {
  align-self: end;
  margin-top: 12px;
}
.case-project-body,
.list-card-body {
  grid-template-rows: auto auto minmax(58px, 1fr) auto auto;
}
.case-project-body .tag-row,
.list-card-body .tag-row {
  align-self: end;
}
@media (max-width: 980px) {
  .section-head {
    grid-template-columns: minmax(0, 1fr) auto;
  }
  .section-head p {
    grid-column: 1 / -1;
    grid-row: 2;
    max-width: 760px;
  }
  .section-head .section-link {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
  }
}
@media (max-width: 640px) {
  .section-head {
    grid-template-columns: 1fr;
  }
  .section-head p,
  .section-head .section-link {
    grid-column: auto;
    grid-row: auto;
    justify-self: start;
  }
}
/* UI polish: keep WebGL sky authoritative; CSS only protects text contrast. */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(circle at 13% 56%, rgba(7,5,17,0.7), rgba(7,5,17,0.28) 36%, transparent 62%),
    linear-gradient(180deg, transparent 0%, transparent 64%, rgba(7,5,17,0.52) 100%);
  opacity: 0;
  transition: opacity .6s ease;
}
.hero:has(#particleCanvas[data-background-mode="city"])::before {
  opacity: 0.32;
}
.hero:has(#particleCanvas[data-weather-mode="rain"])::before,
.hero:has(#particleCanvas[data-weather-mode="fog"])::before,
.hero:has(#particleCanvas[data-weather-mode="snow"])::before {
  background:
    radial-gradient(circle at 13% 56%, rgba(7,5,17,0.76), rgba(7,5,17,0.34) 38%, transparent 64%),
    linear-gradient(180deg, transparent 0%, transparent 58%, rgba(5,7,18,0.58) 100%);
  opacity: 0.58;
}
#particleCanvas[data-background-mode="city"] {
  background: #05040d;
}
#particleCanvas[data-weather-mode="rain"] {
  filter: saturate(0.94) contrast(1.08) brightness(0.95);
}
#particleCanvas[data-weather-mode="snow"],
#particleCanvas[data-weather-mode="fog"] {
  filter: saturate(0.88) contrast(1.02) brightness(1.02);
}
/* UI polish: explicit day-night scene states */
#particleCanvas[data-day-night="day"] {
  opacity: 0.98;
  filter: saturate(1.1) contrast(1.02) brightness(1.06);
}
#particleCanvas[data-day-night="twilight"] {
  opacity: 0.97;
  filter: saturate(1.08) contrast(1.05) brightness(0.99);
}
#particleCanvas[data-day-night="night"] {
  opacity: 1;
  filter: saturate(1.1) contrast(1.01) brightness(1.22);
}
.hero:has(#particleCanvas[data-background-mode="particles"])[data-day-night="day"] .hero-grid {
  opacity: 0.15;
  background-image:
    linear-gradient(rgba(255,236,180,0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(108,162,255,0.16) 1px, transparent 1px);
}
.hero:has(#particleCanvas[data-background-mode="particles"])[data-day-night="night"] .hero-grid {
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(246,196,83,0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,58,237,0.13) 1px, transparent 1px);
}
.hero[data-day-night="day"] .orbit-card {
  background: linear-gradient(145deg, rgba(16,10,33,0.76), rgba(69,47,98,0.58));
}
.hero[data-day-night="night"] .orbit-card {
  background: linear-gradient(145deg, rgba(10,8,24,0.9), rgba(44,24,88,0.78));
}
/* UI polish: final section header order */
@media (min-width: 981px) {
  .section-head {
    grid-template-columns: minmax(260px, 0.7fr) minmax(360px, 1fr) auto;
  }
  .section-head > div {
    grid-column: 1;
    grid-row: 1;
  }
  .section-head p {
    grid-column: 2;
    grid-row: 1;
    justify-self: start;
  }
  .section-head .section-link {
    grid-column: 3;
    grid-row: 1;
    justify-self: end;
  }
}
/* UI polish: listing cards and pagination */
.clickable-card {
  cursor: pointer;
  transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease;
}
.clickable-card:hover {
  border-color: rgba(246,196,83,0.42);
  transform: translateY(-2px);
  box-shadow: 0 18px 42px rgba(5, 3, 14, 0.28);
}
.clickable-card:focus-visible {
  outline: 2px solid rgba(246,196,83,0.72);
  outline-offset: 4px;
}
.clickable-card .text-link,
.clickable-card .btn {
  cursor: pointer;
}
.pagination-bar {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid rgba(246,196,83,0.16);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.pagination-summary {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}
.pagination-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
}
.page-btn {
  min-width: 38px;
  min-height: 36px;
  padding: 0 13px;
  border: 1px solid rgba(246,196,83,0.22);
  background: rgba(255,255,255,0.04);
  color: var(--muted);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
}
.page-btn:hover:not(:disabled),
.page-btn.active {
  background: linear-gradient(135deg, #ffe38a, #f6c453);
  color: #180d2c;
  border-color: rgba(246,196,83,0.78);
}
.page-btn:hover:not(:disabled) {
  transform: translateY(-1px);
}
.page-btn:disabled {
  cursor: not-allowed;
  opacity: .45;
}
.page-gap {
  min-width: 24px;
  color: rgba(230,222,255,0.58);
  text-align: center;
  font-weight: 700;
}
@media (max-width: 720px) {
  .pagination-bar {
    align-items: stretch;
    flex-direction: column;
  }
  .pagination-actions {
    justify-content: flex-start;
  }
  .page-btn.page-nav {
    flex: 1 1 118px;
  }
}
/* UI polish: particle fallback atmosphere */
#particleCanvas[data-background-mode="particles"] {
  opacity: 0.96;
  background:
    radial-gradient(circle at 70% 14%, rgba(124,58,237,0.32), transparent 32%),
    radial-gradient(circle at 18% 72%, rgba(246,196,83,0.12), transparent 30%),
    linear-gradient(135deg, #070511, #100a26 48%, #070511);
}
.hero:has(#particleCanvas[data-background-mode="particles"])::before {
  background:
    linear-gradient(120deg, rgba(124,58,237,0.16), transparent 44%),
    linear-gradient(180deg, rgba(7,5,17,0.18), transparent 62%);
  opacity: 0.68;
}
#particleCanvas[data-fallback-effect="cyber-particles"] + .hero-grid {
  opacity: 0.34;
  background-size: 46px 46px;
}


/* Scene status card */
.orbit-card[data-scene-status="true"] strong {
  font-size: clamp(28px, 2.6vw, 34px);
  line-height: 1.15;
}
.orbit-card[data-scene-status="true"] p {
  font-size: 14px;
  line-height: 1.72;
}
.orbit-card[data-scene-status="true"] small {
  letter-spacing: 0;
}



/* 3D city mode uses the WebGL sky directly; no CSS color veil over the canvas. */
.hero:has(#particleCanvas[data-background-mode="city"])::before,
.hero:has(#particleCanvas[data-background-mode="city"][data-weather-mode="rain"])::before,
.hero:has(#particleCanvas[data-background-mode="city"][data-weather-mode="fog"])::before,
.hero:has(#particleCanvas[data-background-mode="city"][data-weather-mode="snow"])::before {
  background: none;
  opacity: 0;
}