@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=Inter:wght@400;500;600;700&display=swap');

:root {
  color-scheme: light;
  --bg: #f3f1ed;
  --surface: #fbfaf7;
  --surface-2: #f7f4ef;
  --ink: #111111;
  --text: #222222;
  --muted: #6a6863;
  --line: #d8d3cb;
  --line-strong: #bdb7ae;
  --radius: 26px;
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.05);
  --shadow-strong: 0 20px 48px rgba(0, 0, 0, 0.12);
  --max: 1500px;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  min-height: 100%;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", "Segoe UI", Arial, sans-serif;
}

body {
  overflow-x: hidden;
}

img {
  max-width: 100%;
}

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

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease, border-color 160ms ease;
}

button:hover {
  transform: translateY(-1px);
}

button:active {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 9999;
  width: 100%;
  background: rgba(243, 241, 237, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(17, 17, 17, 0.08);
}

.container {
  width: min(calc(100% - 44px), var(--max));
  margin: 0 auto;
}

.nav {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 12px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.brand-logo {
  display: block;
  width: 230px;
  height: auto;
}

.nav-links,
.footer-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}

.nav-links {
  justify-content: center;
  gap: 22px;
  margin-left: auto;
}

.nav-links a,
.footer-links a {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 600;
}

.nav-links a:hover,
.footer-links a:hover,
.contact-link {
  background: var(--surface-2);
  color: var(--ink);
}

.page-shell {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.hero-section {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding: 48px 0 28px;
}

.eyebrow,
.panel-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--ink);
  font-family: "DM Serif Display", Georgia, serif;
  font-weight: 400;
  letter-spacing: 0;
}

h1 {
  margin-top: 8px;
  font-size: clamp(3rem, 7vw, 6.6rem);
  line-height: 0.92;
}

h2 {
  font-size: 1.35rem;
}

h3 {
  font-size: 1.12rem;
}

.hero-copy,
.tagline,
.hud-meta,
.scene-card-meta,
.panel-note {
  color: var(--muted);
}

.hero-copy {
  max-width: 620px;
  margin: 18px 0 0;
  font-size: 1.08rem;
  line-height: 1.65;
}

.hero-actions,
.inline-actions,
.control-grid,
.scene-card-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.primary-button,
.secondary-button,
.icon-button {
  min-height: 46px;
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 700;
}

.primary-button {
  border: 1px solid #111111;
  background: #111111;
  color: #ffffff;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.12);
}

.secondary-button,
.icon-button {
  border: 1px solid rgba(17, 17, 17, 0.12);
  background: var(--surface);
  color: var(--ink);
}

.vr-button-mount {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.vr-button-mount button,
.real-vr-button,
#enterVrButton {
  position: static !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  min-height: 46px !important;
  height: auto !important;
  width: auto !important;
  padding: 12px 18px !important;
  margin: 0 !important;
  border-radius: 999px !important;
  border: 1px solid #111111 !important;
  background: #111111 !important;
  color: #ffffff !important;
  font-family: "Inter", "Segoe UI", Arial, sans-serif !important;
  font-weight: 700 !important;
  font-size: 0.95rem !important;
  line-height: 1 !important;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.12) !important;
  cursor: pointer !important;
  opacity: 1 !important;
  transform: none !important;
  inset: auto !important;
  top: auto !important;
  left: auto !important;
  right: auto !important;
  bottom: auto !important;
  z-index: auto !important;
}

.vr-button-mount button:hover,
.real-vr-button:hover,
#enterVrButton:hover {
  background: #262626 !important;
  transform: translateY(-1px) !important;
}

.viewer-builder {
  display: grid;
  grid-template-columns: minmax(320px, 430px) minmax(0, 1fr);
  gap: 18px;
  min-height: 720px;
  margin-bottom: 34px;
}

.side-panel {
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-height: calc(100vh - 104px);
  min-height: 0;
  overflow-y: auto;
  padding-right: 4px;
}

.side-panel::-webkit-scrollbar {
  width: 8px;
}

.side-panel::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: 999px;
}

.panel-card {
  background: var(--surface);
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.panel-stack,
.hud-card {
  padding: 20px;
}

.panel-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.brand-panel {
  position: sticky;
  top: 0;
  z-index: 5;
  display: grid;
  gap: 16px;
}

.brand-logo {
  display: block;
  width: 230px;
  height: auto;
}

.tagline {
  margin: 8px 0 0;
  line-height: 1.6;
}

.panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.status-pill {
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(17, 17, 17, 0.08);
  background: #f5f1ea;
  color: var(--muted);
  font-size: 0.78rem;
  white-space: nowrap;
}

.field-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink);
}

.text-input,
.select-input,
.file-input {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid rgba(17, 17, 17, 0.10);
  border-radius: 18px;
  background: var(--surface-2);
  color: var(--text);
  outline: none;
}

.text-input:focus,
.select-input:focus,
.file-input:focus {
  border-color: var(--line-strong);
  box-shadow: 0 0 0 3px rgba(17, 17, 17, 0.04);
}

.panel-note {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.55;
}

.scene-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.scene-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px;
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: 20px;
  background: var(--surface-2);
}

.scene-card.empty-card {
  justify-content: center;
  text-align: center;
}

.scene-card-title {
  font-size: 1rem;
}

.scene-card-meta,
.hud-meta {
  margin: 6px 0 0;
  font-size: 0.84rem;
}

.advanced-panel {
  padding: 0;
}

.advanced-panel summary {
  cursor: pointer;
  padding: 20px;
  color: var(--ink);
  font-family: "DM Serif Display", Georgia, serif;
  font-size: 1.35rem;
  list-style-position: inside;
}

.advanced-content {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 0 20px 20px;
}

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

.grow {
  flex: 1;
}

.face-config-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.face-card {
  display: grid;
  gap: 9px;
  padding: 14px;
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: 18px;
  background: var(--surface-2);
}

.face-card h3 {
  font-size: 1rem;
}

.viewer-stage {
  min-width: 0;
  min-height: 0;
}

.viewer-frame {
  position: sticky;
  top: 104px;
  height: calc(100vh - 126px);
  min-height: 640px;
  overflow: hidden;
  background: linear-gradient(180deg, #f6f3ee 0%, #f0ece6 100%);
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: 34px;
  box-shadow: var(--shadow-strong);
}

.webgl-root {
  position: absolute;
  inset: 0;
}

.viewer-hud {
  position: absolute;
  inset: 18px 18px auto 18px;
  z-index: 2;
  display: flex;
  gap: 12px;
  pointer-events: none;
}

.hud-card {
  min-width: 240px;
  background: rgba(251, 250, 247, 0.92);
  backdrop-filter: blur(10px);
}

.message-tray {
  position: absolute;
  right: 18px;
  bottom: 18px;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  max-width: 340px;
  padding: 12px 14px;
  border: 1px solid rgba(17, 17, 17, 0.10);
  border-radius: 18px;
  background: rgba(251, 250, 247, 0.96);
  color: var(--text);
  box-shadow: var(--shadow);
}

.toast.error {
  border-color: rgba(133, 50, 50, 0.22);
  background: #fbf3f0;
}

.error-banner {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  z-index: 3;
  padding: 14px 16px;
  border: 1px solid rgba(133, 50, 50, 0.20);
  border-radius: 20px;
  background: #f7ece8;
  color: #6e322f;
  box-shadow: var(--shadow);
}

.hidden {
  display: none;
}

code {
  font-family: "Inter", "Segoe UI", Arial, sans-serif;
  font-size: 0.95em;
}

#webglRoot canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.site-footer {
  width: 100%;
  margin-top: 46px;
  background: rgba(243, 241, 237, 0.92);
  border-top: 1px solid rgba(17, 17, 17, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 32px;
  min-height: 132px;
  padding: 30px 0;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 18px;
  min-width: 0;
}

.footer-brand img {
  display: block;
  width: 222px;
  height: auto;
}

.footer-brand small {
  max-width: 430px;
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.6;
}

.footer-links {
  gap: 12px;
  justify-content: flex-end;
}

.footer-links a {
  font-size: 1rem;
}

@media (max-width: 1180px) {
  .hero-section,
  .footer-grid,
  .viewer-builder {
    align-items: stretch;
  }

  .hero-section {
    flex-direction: column;
  }

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

  .footer-brand {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

  .footer-links {
    justify-content: flex-start;
  }

  .viewer-builder {
    grid-template-columns: 1fr;
  }

  .side-panel {
    max-height: none;
    padding-right: 0;
    overflow: visible;
  }

  .viewer-frame {
    position: relative;
    top: auto;
    height: 58vh;
    min-height: 520px;
  }
}

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

  .nav {
    min-height: auto;
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .nav-links {
    justify-content: flex-start;
    gap: 14px;
    margin-left: 0;
  }

  .brand-logo {
    width: 180px;
  }

  .vr-button-mount {
    width: 100%;
  }

  .vr-button-mount button,
  #enterVrButton {
    width: 100% !important;
  }

  .footer-grid {
    min-height: auto;
    padding: 22px 0;
  }

  .footer-brand img {
    width: 180px;
  }

  .hero-section {
    padding: 34px 0 20px;
  }

  h1 {
    font-size: 3.4rem;
  }

  .viewer-frame {
    min-height: 420px;
  }

  .viewer-hud {
    inset: 12px;
    flex-direction: column;
    align-items: flex-start;
  }

  .control-grid,
  .face-config-grid {
    grid-template-columns: 1fr;
  }

  .scene-card {
    flex-direction: column;
    align-items: stretch;
  }
}