@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;600&display=swap');

:root {
  --bg: #0b1014;
  --panel: #151922;
  --panel-2: #10151d;
  --panel-3: #0d1218;
  --accent: #ff7eaa;
  --accent-2: #7dd3fc;
  --text: #f4eef2;
  --muted: #aeb6c3;
  --border: #26303a;
  --shadow: rgba(0, 0, 0, 0.4);
  --green: #6fe1a8;
  --orange: #f2a14a;
  --amber: #f4c04f;
  --red: #f08a4b;
  --burnt: #c74848;
  --blue: #5cc5ff;
}

* { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

img,
svg {
  max-width: 100%;
  height: auto;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "Sora", "IBM Plex Sans", sans-serif;
  color: var(--text);
  background:
    linear-gradient(135deg, rgba(255, 126, 170, 0.14), transparent 38%),
    linear-gradient(225deg, rgba(125, 211, 252, 0.12), transparent 44%),
    linear-gradient(180deg, rgba(16, 21, 29, 0.85), rgba(11, 16, 20, 1) 46%),
    var(--bg);
  line-height: 1.6;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 126, 170, 0.5) rgba(255, 255, 255, 0.1);
}

body::-webkit-scrollbar { width: 12px; }
body::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 6px;
}
body::-webkit-scrollbar-thumb {
  background: rgba(255, 126, 170, 0.5);
  border-radius: 6px;
  border: 2px solid rgba(0, 0, 0, 0.2);
}
body::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 126, 170, 0.7);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.25;
  pointer-events: none;
  z-index: -1;
}

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

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 28px 24px 96px;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 12px 0 32px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 600;
  letter-spacing: 0.6px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(255, 126, 170, 0.95), rgba(125, 211, 252, 0.6));
  box-shadow: 0 14px 35px rgba(255, 126, 170, 0.35);
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.brand-icon {
  position: absolute;
  inset: 0;
  background-image: url("yume-plain.svg");
  background-position: center;
  background-repeat: no-repeat;
  background-size: 78%;
  opacity: 1;
  transition: opacity 0.2s ease;
}

.brand-cutout {
  position: absolute;
  inset: 2px;
  background: var(--bg);
  -webkit-mask-image: url("yume-white.svg");
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: 94%;
  mask-image: url("yume-white.svg");
  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: 94%;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.mask-ready .brand-icon { opacity: 0; }
.mask-ready .brand-cutout { opacity: 1; }

.brand-name { font-size: 18px; }
.brand-sub { display: block; font-size: 12px; color: var(--muted); }

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--muted);
}

nav a {
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid transparent;
}

nav a:hover {
  border-color: var(--border);
  color: var(--text);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 28px;
  align-items: stretch;
  padding: 32px;
  border-radius: 12px;
  background: linear-gradient(140deg, rgba(21, 25, 34, 0.96), rgba(13, 18, 24, 0.92));
  border: 1px solid var(--border);
  box-shadow: 0 25px 60px var(--shadow);
  animation: rise 0.7s ease both;
}

.hero h1 {
  margin: 0 0 12px;
  font-size: 44px;
  line-height: 1.05;
}

.hero p {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 16px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 8px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 600;
  box-shadow: 0 12px 30px rgba(255, 126, 170, 0.35);
  transition: transform 0.2s ease, box-shadow 0.2s ease, color 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 36px rgba(255, 126, 170, 0.4);
}

.btn.secondary {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  color: var(--text);
  box-shadow: none;
}

.btn:visited { color: #ffffff; }
.btn.secondary:visited { color: var(--text); }

.btn.disabled,
a.disabled {
  pointer-events: none;
  opacity: 0.5;
  filter: grayscale(0.2);
}

.hero-panel {
  background: var(--panel-3);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.meta {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.6px;
  color: var(--muted);
}

.panel-title {
  margin: 12px 0 10px;
  font-size: 22px;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--muted);
}

.panel-foot {
  margin-top: 16px;
  display: flex;
  gap: 10px;
}

section {
  margin-top: 64px;
  animation: rise 0.7s ease both;
}

.section-title {
  font-size: 22px;
  margin-bottom: 12px;
}

.section-lead {
  color: var(--muted);
  margin-top: 0;
  max-width: 680px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 126, 170, 0.5);
}

.card h4 {
  margin: 0 0 6px;
  font-size: 16px;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

.download-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.download-card-wide {
  grid-column: 1 / -1;
}

.download-card h3 {
  margin: 0;
  font-size: 18px;
}

.download-card .section-lead {
  margin: 0 0 12px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(255, 126, 170, 0.12);
  border: 1px solid rgba(255, 126, 170, 0.4);
  border-radius: 999px;
  font-size: 12px;
  color: var(--accent-2);
  margin-bottom: 14px;
}

.hero .chip { margin-bottom: 18px; }
.download-card .chip { margin-bottom: 10px; }

.hash-block {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  display: grid;
  gap: 8px;
}

.hash-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.4px;
  color: var(--muted);
  margin-bottom: 6px;
}

.hash-value {
  font-family: "JetBrains Mono", "Fira Code", monospace;
  font-size: 12px;
  color: #d8eefb;
  word-break: break-all;
  overflow-wrap: anywhere;
}

.hash-value.expanded {
  max-height: none;
}

.hash-value::after {
  content: "...";
  display: inline-block;
  margin-left: 6px;
  color: var(--accent-2);
  font-weight: 600;
  line-height: 1;
}

.hash-value.expanded::after {
  content: " up";
  margin-left: 8px;
}

.hash-value:not(.truncated)::after {
  display: none;
}

.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  row-gap: 10px;
  align-items: center;
}

.link-row a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.link-row a:not(.btn) {
  color: var(--accent-2);
  font-weight: 600;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
}

.status-pill.ok {
  background: rgba(111, 225, 168, 0.14);
  color: var(--green);
  border: 1px solid rgba(111, 225, 168, 0.4);
}

.status-pill.warn {
  background: rgba(242, 161, 74, 0.14);
  color: var(--orange);
  border: 1px solid rgba(242, 161, 74, 0.4);
}

.release-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.release-stat {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
}

.release-stat strong {
  display: block;
  font-size: 18px;
  line-height: 1.2;
}

.release-stat span {
  color: var(--muted);
  font-size: 12px;
}

.workflow-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.workflow-step {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
}

.workflow-step .meta {
  color: var(--accent-2);
}

.command-stack {
  display: grid;
  gap: 12px;
}

.command-block {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
}

.command-block h4 {
  margin: 0 0 8px;
  font-size: 14px;
}

.command-block pre {
  margin: 0;
  overflow-x: auto;
}

.command-block code {
  font-family: "JetBrains Mono", "Fira Code", monospace;
  color: #d8eefb;
}

.mono {
  font-family: "JetBrains Mono", "Fira Code", monospace;
  font-size: 12px;
}

.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.artifact-table,
.vt-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0 8px;
  font-size: 13px;
  min-width: 760px;
}

.artifact-table th,
.artifact-table td,
.vt-table th,
.vt-table td {
  padding: 11px 13px;
  text-align: left;
  vertical-align: middle;
  white-space: nowrap;
}

.artifact-table th,
.vt-table th {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--muted);
  background: var(--panel);
}

.artifact-table thead th:first-child,
.vt-table thead th:first-child {
  border-top-left-radius: 8px;
  border-bottom-left-radius: 8px;
}

.artifact-table thead th:last-child,
.vt-table thead th:last-child {
  border-top-right-radius: 8px;
  border-bottom-right-radius: 8px;
}

.artifact-table tbody td,
.vt-table tbody td {
  background: var(--panel);
  font-weight: 500;
}

.artifact-table tbody td:first-child,
.vt-table tbody td:first-child {
  border-top-left-radius: 8px;
  border-bottom-left-radius: 8px;
  font-weight: 600;
}

.artifact-table tbody td:last-child,
.vt-table tbody td:last-child {
  border-top-right-radius: 8px;
  border-bottom-right-radius: 8px;
}

.hash-manifest-table .hash-digest {
  white-space: normal;
  word-break: break-all;
  overflow-wrap: anywhere;
}

.vt-file-cell {
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}

.status-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  color: var(--orange);
  flex-shrink: 0;
}

.status-mark.ok { color: var(--green); }
.status-mark.warn { color: var(--amber); }
.status-mark.bad { color: var(--red); }

.status-icon {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.vt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(125, 211, 252, 0.35);
  background: rgba(125, 211, 252, 0.12);
  color: #d8eefb;
  font-size: 12px;
  font-weight: 600;
}

.compare-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0 8px;
  font-size: 13px;
  min-width: 820px;
}

.compare-table th,
.compare-table td {
  padding: 10px 14px;
  text-align: left;
  vertical-align: middle;
}

.compare-table th {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--muted);
  background: var(--panel);
}

.compare-table thead th:first-child {
  border-top-left-radius: 12px;
  border-bottom-left-radius: 12px;
}

.compare-table thead th:last-child {
  border-top-right-radius: 12px;
  border-bottom-right-radius: 12px;
}

.compare-table tbody td {
  background: var(--panel);
  font-weight: 500;
}

.compare-table tbody td:first-child {
  border-top-left-radius: 12px;
  border-bottom-left-radius: 12px;
  font-weight: 600;
}

.compare-table tbody td:last-child {
  border-top-right-radius: 12px;
  border-bottom-right-radius: 12px;
}

.compare-table .yes { color: var(--green); }
.compare-table .no { color: var(--muted); }

footer {
  margin-top: 72px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

.doc-container {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 24px 96px;
}

.doc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 28px;
}

.doc-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
}

.doc-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 12px;
  color: var(--muted);
}

.doc-nav a {
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
}

.doc-nav a:hover {
  border-color: var(--border);
  color: var(--text);
}

.doc-article {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 28px;
  box-shadow: 0 18px 40px var(--shadow);
}

.doc-article h1,
.doc-article h2,
.doc-article h3 {
  margin-top: 0;
}

.doc-article h2 {
  margin-top: 28px;
}

.doc-article p,
.doc-article li {
  color: var(--muted);
}

.doc-article a {
  color: var(--accent-2);
}

.doc-article code {
  font-family: "JetBrains Mono", "Fira Code", monospace;
  font-size: 0.9em;
  background: rgba(255, 126, 170, 0.12);
  padding: 2px 6px;
  border-radius: 6px;
  color: #ffd0e0;
}

.doc-article pre {
  background: var(--panel-3);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  overflow-x: auto;
  max-width: 100%;
}

.doc-article pre::-webkit-scrollbar { height: 8px; }
.doc-article pre::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
}
.doc-article pre::-webkit-scrollbar-thumb {
  background: rgba(255, 126, 170, 0.4);
  border-radius: 4px;
}
.doc-article pre::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 126, 170, 0.6);
}

.doc-article pre code {
  background: transparent;
  padding: 0;
}

.doc-article table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 16px;
  margin-bottom: 16px;
}

.doc-article th,
.doc-article td {
  border-bottom: 1px solid var(--border);
  padding: 10px 12px;
  text-align: left;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .hero h1 { font-size: 34px; }
  .release-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  .container { padding: 24px 18px 84px; }
  .site-header { padding-bottom: 20px; }
  nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 6px;
  }
  nav a { white-space: nowrap; }
  .hero { padding: 24px; }
  section { margin-top: 56px; }
}

@media (max-width: 640px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .panel-foot { flex-direction: column; }
  .hero { padding: 20px; border-radius: 10px; }
  .hero h1 { font-size: 32px; }
  .section-title { font-size: 20px; }
  .download-card,
  .card { padding: 16px; }
  .hash-block { padding: 10px; }
  .doc-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .doc-container { padding: 24px 18px 72px; }
  .doc-article { padding: 20px; }
}

@media (max-width: 520px) {
  .container { padding: 20px 14px 72px; }
  .hero h1 { font-size: 28px; }
  .cta-row {
    flex-direction: column;
    align-items: stretch;
  }
  .cta-row .btn {
    width: 100%;
    justify-content: center;
  }
  .download-card .link-row {
    flex-direction: column;
    align-items: stretch;
  }
  .link-row { align-items: flex-start; }
  footer { font-size: 12px; }
}

@media (max-width: 560px) {
  .release-strip { grid-template-columns: 1fr; }
  .artifact-table,
  .vt-table,
  .compare-table {
    min-width: 640px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}