:root {
  --bg: #080c12;
  --bg-soft: #121b27;
  --card: #101923;
  --border: #2a3a4d;
  --ink: #edf4ff;
  --muted: #afc2d9;
  --accent: #92dbff;
  --accent-strong: #57beff;
  --warn: #ffc85c;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  background:
    radial-gradient(1150px 540px at 90% -15%, #1f3551 0%, transparent 62%),
    radial-gradient(700px 340px at -5% 110%, #243244 0%, transparent 58%),
    var(--bg);
  color: var(--ink);
  font-family: "Space Mono", "Avenir Next", "Segoe UI", sans-serif;
  line-height: 1.5;
}

a { color: inherit; }

.site-shell { min-height: 100dvh; display: flex; flex-direction: column; }

.site-header {
  position: relative;
  z-index: 10;
  border-bottom: 1px solid rgba(70, 89, 111, 0.45);
  background: rgba(9, 14, 21, 0.78);
  backdrop-filter: blur(4px);
}

.nav-wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0.72rem 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo-link { display: inline-flex; align-items: center; text-decoration: none; }
.logo-link img {
  height: 58px;
  width: auto;
  display: block;
  filter: drop-shadow(0 2px 10px rgba(255, 255, 255, 0.16));
}

.nav-links {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.nav-link,
.dropdown summary {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  border: 1px solid transparent;
  border-radius: 0;
  padding: 0.1rem 0.25rem;
  color: var(--muted);
  text-decoration: none;
  cursor: pointer;
  list-style: none;
  user-select: none;
  background: transparent;
  font-size: 0.9rem;
  letter-spacing: 0.01em;
}

.nav-link:hover,
.nav-link:focus-visible,
.dropdown summary:hover,
.dropdown summary:focus-visible {
  border-color: transparent;
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 0.2em;
  outline: none;
}

.nav-link.cta {
  border-color: transparent;
  color: var(--ink);
  background: transparent;
}

.dropdown { position: relative; }
.dropdown summary::-webkit-details-marker { display: none; }
.dropdown-panel {
  position: absolute;
  left: 0;
  top: calc(100% + 0.35rem);
  min-width: 220px;
  border: 1px solid #41566f;
  border-radius: 10px;
  background: #101926;
  padding: 0.45rem;
  display: grid;
  gap: 0.15rem;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.36);
}
.dropdown-panel a {
  display: block;
  border-radius: 8px;
  padding: 0.42rem 0.55rem;
  text-decoration: none;
  color: var(--muted);
}
.dropdown-panel a:hover,
.dropdown-panel a:focus-visible {
  color: var(--ink);
  background: #1a2534;
  outline: none;
}

.page-main { width: min(1120px, 100% - 2rem); margin: 0 auto; padding: 2rem 0 3rem; }

.hero {
  border: 1px solid #32465c;
  border-radius: 16px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(7, 11, 16, 0.54), rgba(7, 11, 16, 0.9)),
    radial-gradient(80% 80% at 84% 16%, rgba(99, 171, 235, 0.34), transparent 55%),
    url("../images/guidebook-cover.webp") center/cover no-repeat;
  box-shadow: 0 26px 40px rgba(0, 0, 0, 0.36);
}

.hero-inner {
  padding: clamp(2.2rem, 5.8vw, 4.8rem);
  max-width: 62ch;
}

.eyebrow {
  color: #d9e8fb;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 0.6rem;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 5.2vw, 3.8rem);
  line-height: 1.06;
  letter-spacing: 0.01em;
}

.lead {
  margin: 0.9rem 0 0;
  color: #d7e4f5;
  max-width: 56ch;
}

.actions { margin-top: 1.2rem; display: flex; flex-wrap: wrap; gap: 0.6rem; }

.button {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border-radius: 10px;
  border: 1px solid #2e4259;
  background: #111a28;
  color: var(--ink);
  padding: 0.62rem 0.92rem;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.88rem;
}

.button.primary {
  background: linear-gradient(180deg, #2f77b6 0%, #1e4f7d 100%);
  border-color: #5a98c7;
}

.button:hover,
.button:focus-visible {
  border-color: #79a0c5;
  outline: none;
}

.panel-grid {
  margin-top: 1rem;
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.panel {
  background: linear-gradient(180deg, rgba(16, 25, 35, 0.95), rgba(14, 22, 31, 0.95));
  border: 1px solid #2d4258;
  border-radius: 12px;
  padding: 0.95rem;
}

.panel h2,
.content-card h1,
.content-card h2 {
  margin: 0;
  font-size: 1.03rem;
}

.panel p,
.content-card p,
.content-card li {
  margin: 0.6rem 0 0;
  color: var(--muted);
}

.page-title {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
}

.content-card {
  background: linear-gradient(180deg, rgba(16, 25, 35, 0.95), rgba(14, 22, 31, 0.95));
  border: 1px solid #2d4258;
  border-radius: 14px;
  padding: 1.1rem;
  margin-bottom: 0.95rem;
}

.kicker {
  margin: 0 0 0.45rem;
  color: #d7e8ff;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.74rem;
}

.list-clean {
  margin: 0.55rem 0 0;
  padding-left: 1.1rem;
}

.notice {
  margin-top: 0.8rem;
  border-radius: 10px;
  border: 1px solid #7f6733;
  background: #2d2618;
  color: #ffe3a7;
  padding: 0.65rem 0.8rem;
}

.form-row { margin-top: 0.7rem; }

label { display: block; color: var(--muted); margin-bottom: 0.3rem; }

input[type="password"] {
  width: min(420px, 100%);
  border-radius: 9px;
  border: 1px solid #4e5f73;
  background: #0f1724;
  color: var(--ink);
  padding: 0.58rem 0.66rem;
  font: inherit;
}

.message {
  margin-top: 0.62rem;
  min-height: 1.25rem;
  color: #f1b5b5;
}

.meta {
  margin-top: 0.4rem;
  color: #93a7c0;
  font-size: 0.86rem;
}

.link-list {
  display: grid;
  gap: 0.68rem;
}

.link-card {
  display: block;
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #121d2b;
  padding: 0.92rem;
}

.link-card:hover,
.link-card:focus-visible {
  border-color: #5f7591;
  outline: none;
}

.link-card .title {
  font-size: 1rem;
  margin: 0;
}

.link-card .sub {
  margin: 0.3rem 0 0;
  color: var(--muted);
}

.site-footer {
  margin-top: auto;
  border-top: 1px solid #29394d;
  color: #a8bdd6;
  background: rgba(7, 12, 18, 0.9);
}

.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 1rem;
  font-size: 0.9rem;
}

.home-page .page-main {
  width: min(1400px, 100%);
  padding: 0;
}

.home-page .site-header {
  border-bottom: none;
  background: transparent;
  backdrop-filter: none;
}

.home-page .nav-wrap {
  width: min(1400px, 100% - 2.5rem);
  padding-top: 1rem;
  align-items: flex-start;
}

.home-page .nav-links {
  margin-top: 0.75rem;
}

.home-page .dropdown summary {
  font-size: 1rem;
}

.home-hero {
  min-height: calc(100dvh - 220px);
  border-radius: 0;
  background:
    linear-gradient(180deg, rgba(8, 12, 16, 0.3), rgba(8, 12, 16, 0.58)),
    url("../images/guidebook-cover.webp") 69.5% 36%/cover no-repeat;
  display: flex;
  align-items: center;
}

.home-overlay {
  width: min(1400px, 100% - 2.5rem);
  margin: 0 auto;
  padding: 7rem 0 8rem;
}

.home-title {
  margin: 0;
  font-size: clamp(2.05rem, 5vw, 3.5rem);
  line-height: 1.1;
  font-weight: 700;
  color: #ecf4ff;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.45);
}

.home-subtitle {
  margin: 0.85rem 0 0;
  font-size: clamp(1.25rem, 3.1vw, 2.05rem);
  color: #f3f8ff;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.45);
}

.home-marquee {
  margin: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  border-top: 1px solid rgba(120, 147, 176, 0.3);
  border-bottom: 1px solid rgba(120, 147, 176, 0.3);
}

.home-marquee .marquee-track {
  padding: 1rem 0;
  gap: 2.2rem;
  animation-duration: 26s;
}

.home-marquee .marquee-track span {
  font-size: clamp(1.65rem, 3.9vw, 4rem);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: #deebfb;
}

.home-marquee .marquee-track span::after {
  content: "";
  margin: 0;
}

.home-footer {
  padding-top: 1.35rem;
  padding-bottom: 1.4rem;
  text-align: center;
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.footer-social-link {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid #6f8bac;
  color: #d9ebff;
  background: rgba(19, 30, 43, 0.86);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
}

.footer-social-link:hover,
.footer-social-link:focus-visible {
  border-color: #a6c3e2;
  outline: none;
}

.footer-social-link img {
  width: 14px;
  height: 14px;
  display: block;
}

.footer-copy {
  margin: 0.8rem 0 0;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: #d6e4f5;
}

.faq-item {
  margin-top: 1.05rem;
  padding-top: 1.05rem;
  border-top: 1px solid rgba(112, 142, 173, 0.34);
}

.faq-item h2 {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.35;
}

.faq-item p {
  margin-top: 0.6rem;
}

.credits-grid {
  margin-top: 0.8rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.8rem;
}

.credit-block {
  border: 1px solid rgba(94, 125, 156, 0.38);
  border-radius: 12px;
  padding: 0.8rem;
  background: rgba(17, 28, 40, 0.7);
}

.credit-block h2 {
  margin: 0;
  font-size: 0.84rem;
  letter-spacing: 0.06em;
  color: #ddeaf9;
}

.credit-block p,
.credit-block ul {
  margin-top: 0.5rem;
}

.app-store-hero {
  padding-bottom: 0.9rem;
}

.app-hero-layout {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 0.3rem;
}

.app-icon {
  width: 120px;
  height: 120px;
  border-radius: 20px;
  border: 1px solid #3f5975;
  object-fit: cover;
  flex: 0 0 auto;
}

.app-subtitle {
  margin: 0.3rem 0 0;
  color: #d2e3f6;
}

.app-price {
  margin: 0.32rem 0 0;
  font-size: 0.9rem;
  letter-spacing: 0.09em;
  color: #e3f4b5;
}

.meta-list {
  margin: 0.7rem 0 0;
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 0.45rem 0.8rem;
}

.meta-list dt {
  color: #b8cee6;
  font-size: 0.84rem;
}

.meta-list dd {
  margin: 0;
  color: #edf4ff;
}

.video-wrap {
  width: 100%;
  border: 1px solid #325070;
  border-radius: 12px;
  overflow: hidden;
  background: #0a131e;
  margin-top: 0.8rem;
}

.video-wrap iframe {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 0;
  display: block;
}

.screenshot-grid {
  margin-top: 0.8rem;
  display: grid;
  gap: 0.5rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.screenshot-grid img {
  width: 100%;
  height: 100%;
  min-height: 130px;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid #2e4965;
  background: #0d1825;
}

.description-copy p {
  margin: 0.7rem 0 0;
}

.marquee {
  margin-top: 0.95rem;
  border: 1px solid #304459;
  border-radius: 12px;
  overflow: hidden;
  background: linear-gradient(90deg, #0f1824 0%, #1b3045 45%, #0f1824 100%);
}

.marquee-track {
  display: flex;
  gap: 1.4rem;
  padding: 0.7rem 0.9rem;
  white-space: nowrap;
  animation: tstm-marquee 25s linear infinite;
  will-change: transform;
}

.marquee-track span {
  font-size: clamp(0.9rem, 1.7vw, 1.2rem);
  letter-spacing: 0.08em;
  color: #cfe6ff;
  font-weight: 700;
}

.marquee-track span::after {
  content: "•";
  margin-left: 1.4rem;
  color: #8fb1d6;
}

@keyframes tstm-marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-40%); }
}

.social-strip {
  margin-top: 0.95rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.social-chip {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  border: 1px solid #30445a;
  border-radius: 999px;
  background: rgba(16, 25, 35, 0.84);
  color: #c7dbf2;
  padding: 0.4rem 0.72rem;
  font-size: 0.82rem;
}

.social-chip:hover,
.social-chip:focus-visible {
  border-color: #5a7899;
  color: #e7f3ff;
  outline: none;
}

@media (max-width: 740px) {
  .logo-link img { height: 40px; }
  .nav-wrap { gap: 0.6rem; }
  .nav-links { width: 100%; margin-left: 0; }
  .nav-link, .dropdown summary { padding: 0.33rem 0.56rem; }
  .page-main { width: min(1120px, 100% - 1.2rem); padding-top: 1.4rem; }
  .content-card { padding: 0.9rem; }
  .app-hero-layout { align-items: flex-start; }
  .app-icon { width: 88px; height: 88px; border-radius: 16px; }
  .meta-list { grid-template-columns: 1fr; gap: 0.2rem; }
  .meta-list dt { margin-top: 0.45rem; }
  .screenshot-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .credits-grid { grid-template-columns: 1fr; }
  .marquee-track { animation-duration: 16s; }
  .home-overlay { padding-top: 5.5rem; padding-bottom: 5.5rem; }
  .home-marquee .marquee-track { animation-duration: 18s; }
}

/* Homepage redesign */
body.home-page {
  background:
    radial-gradient(1200px 520px at 88% -20%, rgba(102, 147, 194, 0.45) 0%, transparent 60%),
    linear-gradient(180deg, #071018 0%, #0d1722 58%, #0d1722 100%);
  min-height: 100vh;
  font-family: "Avenir Next", "Avenir", "Helvetica Neue", "Segoe UI", sans-serif;
}

body.home-page .site-shell.home-shell {
  min-height: 100vh;
}

body.home-page .site-header.home-header {
  position: relative;
  border: 0;
  background: transparent;
  backdrop-filter: none;
}

body.home-page .home-logo-link img {
  height: clamp(48px, 9vw, 86px);
  filter: drop-shadow(0 6px 16px rgba(0, 0, 0, 0.35));
}

body.home-page .home-topbar {
  width: min(1400px, 100% - 4.8rem);
  margin: 0 auto;
  padding-top: 1.35rem;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

body.home-page .home-logo-link {
  margin: 0 auto;
}

body.home-page .home-menu {
  position: absolute;
  top: 56%;
  right: 1.65rem;
  transform: translateY(-50%);
}

body.home-page .home-menu-trigger {
  appearance: none;
  border: 0;
  background: transparent;
  color: #e4eef9;
  font: inherit;
  font-size: 0.86rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.2rem 0.1rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

body.home-page .home-menu-trigger:hover,
body.home-page .home-menu-trigger:focus-visible {
  color: #fff;
  outline: none;
}

body.home-page .home-menu-label {
  line-height: 1;
}

body.home-page .home-menu-icon {
  width: 16px;
  height: 12px;
  display: inline-flex;
  flex-direction: column;
  justify-content: space-between;
}

body.home-page .home-menu-icon span {
  display: block;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

body.home-page .home-menu-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 0.4rem);
  min-width: 230px;
  border-radius: 14px;
  border: 1px solid rgba(170, 193, 216, 0.48);
  background: rgba(9, 14, 22, 0.96);
  backdrop-filter: blur(10px);
  padding: 0.5rem;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.36);
  display: none;
  gap: 0.15rem;
  z-index: 20;
}

body.home-page .home-menu:hover .home-menu-panel,
body.home-page .home-menu.is-open .home-menu-panel {
  display: grid;
}

body.home-page .home-menu-panel a {
  color: #d6e3f2;
  border-radius: 10px;
  padding: 0.42rem 0.55rem;
  text-decoration: none;
}

body.home-page .home-menu-group-label {
  margin: 0.12rem 0.3rem 0.2rem;
  color: #89a9c9;
  font-size: 0.64rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

body.home-page .home-menu-panel a:hover,
body.home-page .home-menu-panel a:focus-visible {
  background: rgba(75, 104, 137, 0.35);
  color: #fff;
  outline: none;
}

body.home-page .home-menu-panel a.home-menu-restricted {
  margin-top: 0.22rem;
  border-top: 1px solid rgba(170, 193, 216, 0.3);
  padding-top: 0.62rem;
  font-weight: 700;
}

body.home-page .home-dropdown > summary {
  color: #ecf3fc;
  font-size: 0.98rem;
  border: 1px solid rgba(173, 202, 233, 0.34);
  border-radius: 999px;
  padding: 0.34rem 0.74rem;
  background: rgba(8, 14, 21, 0.55);
  text-decoration: none;
}

body.home-page .home-dropdown > summary:hover,
body.home-page .home-dropdown > summary:focus-visible {
  border-color: rgba(213, 232, 252, 0.72);
  color: #fff;
  text-decoration: none;
}

body.home-page .home-dropdown-panel {
  left: auto;
  right: 0;
  min-width: 220px;
  border-radius: 14px;
  border: 1px solid rgba(170, 193, 216, 0.48);
  background: rgba(9, 14, 22, 0.96);
  backdrop-filter: blur(10px);
  padding: 0.5rem;
}

body.home-page .home-dropdown-panel a {
  color: #d6e3f2;
  border-radius: 10px;
}

body.home-page .home-dropdown-panel a:hover,
body.home-page .home-dropdown-panel a:focus-visible {
  background: rgba(75, 104, 137, 0.35);
  color: #fff;
}

body.home-page .home-main {
  width: min(1400px, 100%);
  margin: 0 auto;
  padding: 0;
}

body.home-page .home-hero {
  width: min(1400px, 100% - 2.4rem);
  margin: 1.1rem auto 0;
  min-height: clamp(430px, 72vh, 760px);
  border-radius: 26px;
  border: 1px solid rgba(172, 196, 220, 0.3);
  overflow: hidden;
  background:
    linear-gradient(100deg, rgba(7, 13, 20, 0.35) 0%, rgba(8, 14, 22, 0.16) 42%, rgba(8, 14, 22, 0.08) 64%),
    radial-gradient(86% 78% at 84% 18%, rgba(132, 183, 235, 0.45) 0%, transparent 58%),
    url("../images/guidebook-cover.webp") 69% 34% / cover no-repeat;
  box-shadow: 0 26px 45px rgba(0, 0, 0, 0.35);
}

body.home-page .home-marquee {
  width: min(1400px, 100% - 2.4rem);
  margin: 1.06rem auto 0;
  border: 1px solid rgba(153, 176, 201, 0.35);
  border-radius: 14px;
  background: rgba(10, 16, 24, 0.42);
  overflow: hidden;
}

body.home-page .home-marquee-track {
  display: flex;
  white-space: nowrap;
  width: max-content;
  padding: 0.88rem 0;
  animation: tstm-home-marquee 84s linear infinite;
  will-change: transform;
}

body.home-page .home-marquee-seq {
  display: flex;
  align-items: center;
  gap: clamp(2rem, 3.8vw, 4rem);
  padding: 0 1rem;
}

body.home-page .home-marquee-track span {
  font-family: "Teko", "Space Mono", "Avenir Next", "Helvetica Neue", sans-serif;
  color: #d9e9fb;
  font-size: clamp(1.35rem, 3vw, 2.2rem);
  letter-spacing: 0.04em;
  font-weight: 700;
  text-transform: uppercase;
}

body.home-page .home-marquee-track span::after {
  content: none !important;
  margin: 0 !important;
}

body.home-page .home-footer-shell {
  margin-top: auto;
  background: #f5f5f3;
  border-top: 1px solid #d9dcdf;
  color: #0b0b0b;
}

body.home-page .home-footer {
  max-width: 980px;
  padding: 1rem 1rem 1.22rem;
  text-align: center;
}

body.home-page .footer-social {
  justify-content: center;
  gap: 0.36rem;
}

body.home-page .footer-social-link {
  width: 30px;
  height: 30px;
  border-radius: 999px;
  border: 1px solid #d4d7da;
  background: #ffffff;
  color: #000;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

body.home-page .footer-social-link img {
  width: 14px;
  height: 14px;
  display: block;
  filter: invert(0);
}

body.home-page .footer-social-link:hover,
body.home-page .footer-social-link:focus-visible {
  border-color: #8b9196;
  outline: none;
}

body.home-page .footer-copy {
  margin-top: 0.68rem;
  color: #101010;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
}

body.home-page .footer-copy-symbol {
  font-size: 1.2em;
  vertical-align: baseline;
}

@keyframes tstm-home-marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@media (max-width: 840px) {
  body.home-page .home-topbar {
    width: min(1400px, 100% - 1.6rem);
    padding-top: 0.8rem;
  }

  body.home-page .home-logo-link img {
    height: 46px;
  }

  body.home-page .home-menu {
    top: 50%;
    right: 0.62rem;
    transform: translateY(-50%);
  }

  body.home-page .home-menu-trigger {
    font-size: 0.8rem;
  }

  body.home-page .home-menu-panel {
    min-width: 205px;
  }

  body.home-page .home-hero {
    width: min(1400px, 100% - 1.2rem);
    min-height: 62vh;
    margin-top: 0.62rem;
    border-radius: 18px;
    background-position: 64% 35%;
  }

  body.home-page .home-marquee {
    width: min(1400px, 100% - 1.2rem);
  }

  body.home-page .home-marquee-track {
    animation-duration: 120s;
  }

  body.home-page .home-marquee-seq {
    gap: clamp(1.4rem, 3vw, 2.4rem);
  }
}

/* Unified navigation/footer system override */
html {
  scroll-padding-top: 120px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 240;
  border-bottom: 1px solid rgba(141, 169, 199, 0.28);
  background: rgba(8, 13, 20, 0.85);
  backdrop-filter: blur(10px);
}

.site-topbar {
  width: min(1400px, 100% - 3.2rem);
  margin: 0 auto;
  min-height: 84px;
  padding: 1rem 0 0.95rem;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.site-logo-link {
  margin: 0 auto;
}

.site-logo-link img {
  height: clamp(46px, 7vw, 80px);
  width: auto;
  display: block;
  filter: drop-shadow(0 4px 16px rgba(0, 0, 0, 0.32));
}

.site-menu {
  position: absolute;
  top: 52%;
  right: 1.3rem;
  transform: translateY(-50%);
}

.site-menu::after {
  content: "";
  position: absolute;
  left: -0.35rem;
  right: -0.35rem;
  top: 100%;
  height: 0.75rem;
}

.site-menu-trigger {
  appearance: none;
  border: 0;
  background: transparent;
  color: #e4eef9;
  font: inherit;
  font-size: 0.84rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.2rem 0.1rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.site-menu-trigger:hover,
.site-menu-trigger:focus-visible {
  color: #ffffff;
  outline: none;
}

.site-menu-label {
  line-height: 1;
}

.site-menu-icon {
  width: 16px;
  height: 12px;
  display: inline-flex;
  flex-direction: column;
  justify-content: space-between;
}

.site-menu-icon span {
  display: block;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

.site-menu-panel {
  position: absolute;
  right: 0;
  top: calc(100% - 0.08rem);
  min-width: 232px;
  border-radius: 14px;
  border: 1px solid rgba(170, 193, 216, 0.48);
  background: rgba(9, 14, 22, 0.96);
  backdrop-filter: blur(10px);
  padding: 0.5rem;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.36);
  display: none;
  gap: 0.14rem;
  z-index: 260;
}

.site-menu:hover .site-menu-panel,
.site-menu.is-open .site-menu-panel {
  display: grid;
}

.site-menu-panel a {
  color: #d6e3f2;
  border-radius: 10px;
  padding: 0.42rem 0.55rem;
  text-decoration: none;
}

.site-menu-panel a:hover,
.site-menu-panel a:focus-visible {
  background: rgba(75, 104, 137, 0.35);
  color: #ffffff;
  outline: none;
}

.site-menu-panel a.site-menu-restricted {
  margin-top: 0.22rem;
  border-top: 1px solid rgba(170, 193, 216, 0.3);
  padding-top: 0.62rem;
  font-weight: 700;
}

.page-main {
  width: min(1120px, 100% - 2rem);
  margin: 0 auto;
  padding: 2.2rem 0 3rem;
}

.content-card {
  background: linear-gradient(180deg, rgba(16, 25, 35, 0.95), rgba(14, 22, 31, 0.95));
  border: 1px solid #2d4258;
  border-radius: 14px;
  padding: clamp(1rem, 2.2vw, 1.4rem);
  margin-bottom: 0.95rem;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.2);
}

.devbook-layout {
  margin-top: 0.8rem;
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(180px, 280px) 1fr;
  align-items: start;
}

.devbook-thumb {
  width: 100%;
  height: auto;
  border-radius: 10px;
  border: 1px solid #2f465f;
  background: #0f1723;
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.25);
}

.devbook-content p {
  margin-top: 0.45rem;
}

.devbook-actions {
  margin-top: 0.9rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.pdf-embed-wrap {
  margin-top: 1rem;
  border: 1px solid #2f465f;
  border-radius: 12px;
  background: #0f1723;
  overflow: hidden;
}

.pdf-embed {
  width: 100%;
  height: min(84vh, 980px);
  border: 0;
  display: block;
  background: #101a28;
}

.credits-list {
  margin-top: 1rem;
  display: grid;
  gap: 0.72rem;
}

.credits-sections {
  display: grid;
  gap: 1.25rem;
}

.credits-section-card {
  border: 1px solid rgba(101, 132, 164, 0.45);
  border-radius: 14px;
  background: rgba(11, 19, 29, 0.76);
  padding: 1rem;
}

.credits-section-title {
  margin: 0;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #e2eefc;
}

.credits-placeholder {
  margin-top: 0.45rem;
  color: #b3c8df;
  font-size: 0.84rem;
}

.credits-row {
  border: 1px solid rgba(101, 132, 164, 0.45);
  border-radius: 12px;
  background: rgba(12, 19, 28, 0.7);
  display: grid;
  grid-template-columns: minmax(190px, 280px) 1fr;
  gap: 0.8rem 1rem;
  padding: 0.9rem 1rem;
}

.credits-row h2 {
  margin: 0;
  font-size: 0.85rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: #ddeaf9;
}

.credits-row p {
  margin: 0;
}

.credits-values {
  display: grid;
  gap: 0.28rem;
}

.credits-row-wide {
  grid-template-columns: 1fr;
}

.team-sections {
  display: grid;
  gap: 1.25rem;
  margin-top: 0.8rem;
}

.team-section-card {
  border: 1px solid rgba(101, 132, 164, 0.45);
  border-radius: 14px;
  background: rgba(11, 19, 29, 0.76);
  padding: 1rem;
}

.team-section-title {
  margin: 0;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #e2eefc;
}

.team-core-list {
  margin-top: 0.82rem;
  display: grid;
  gap: 0.72rem;
}

.team-core-row {
  border: 1px solid rgba(101, 132, 164, 0.45);
  border-radius: 12px;
  background: rgba(12, 19, 28, 0.7);
  padding: 0.9rem;
}

.team-name {
  margin: 0;
  font-size: 1rem;
  color: #edf4ff;
}

.team-role {
  margin: 0.2rem 0 0;
  color: #c9dcf2;
  font-style: italic;
  font-size: 0.9rem;
}

.team-hometown {
  margin: 0.62rem 0 0;
  color: #b8cee5;
  font-size: 0.85rem;
}

.team-copy {
  margin: 0.58rem 0 0;
  color: #d5e4f5;
}

.team-contributor-list {
  margin: 0.82rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.52rem;
}

.team-contributor-list li {
  border: 1px solid rgba(101, 132, 164, 0.35);
  border-radius: 10px;
  background: rgba(10, 17, 25, 0.5);
  padding: 0.56rem 0.68rem;
  color: #d9e8f9;
}

.not-found-card {
  text-align: center;
  padding: clamp(1.6rem, 5vw, 3rem);
}

.not-found-code {
  margin: 0;
  font-size: clamp(3.5rem, 12vw, 7rem);
  line-height: 0.92;
  letter-spacing: 0.04em;
  color: #dcecff;
}

.not-found-copy {
  margin: 0.75rem auto 0;
  max-width: 48ch;
}

.not-found-actions {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.62rem;
}

.site-footer {
  margin-top: auto;
  border-top: 1px solid #d9dcdf;
  background: #f5f5f3;
  color: #101010;
}

.footer-inner {
  max-width: 980px;
  margin: 0 auto;
  padding: 1rem 1rem 1.22rem;
  text-align: center;
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 0.36rem;
  flex-wrap: wrap;
}

.footer-social-link {
  width: 30px;
  height: 30px;
  border-radius: 999px;
  border: 1px solid #d4d7da;
  background: #ffffff;
  color: #000000;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.footer-social-link img {
  width: 14px;
  height: 14px;
  display: block;
  filter: invert(0);
}

.footer-social-link:hover,
.footer-social-link:focus-visible {
  border-color: #8b9196;
  outline: none;
}

.footer-copy {
  margin-top: 0.68rem;
  color: #101010;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
}

body.home-page .site-header.home-header {
  background: rgba(8, 13, 20, 0.58);
}

body.home-page .home-main {
  width: min(1400px, 100%);
  margin: 0 auto;
  padding: 0;
}

body.home-page .home-hero {
  width: min(1400px, 100% - 2.4rem);
  margin: 1.05rem auto 0;
  min-height: clamp(430px, 72vh, 760px);
  border-radius: 26px;
  border: 1px solid rgba(172, 196, 220, 0.3);
  overflow: hidden;
  background:
    linear-gradient(100deg, rgba(7, 13, 20, 0.35) 0%, rgba(8, 14, 22, 0.16) 42%, rgba(8, 14, 22, 0.08) 64%),
    radial-gradient(86% 78% at 84% 18%, rgba(132, 183, 235, 0.45) 0%, transparent 58%),
    url("../images/guidebook-cover.webp") 69% 34% / cover no-repeat;
  box-shadow: 0 26px 45px rgba(0, 0, 0, 0.35);
}

body.home-page .home-marquee {
  width: min(1400px, 100% - 2.4rem);
  margin: 1.06rem auto 0;
  border: 1px solid rgba(153, 176, 201, 0.35);
  border-radius: 14px;
  background: rgba(10, 16, 24, 0.42);
  overflow: hidden;
}

body.home-page .home-marquee-track {
  display: flex;
  white-space: nowrap;
  width: max-content;
  padding: 0.88rem 0;
  animation: tstm-home-marquee 84s linear infinite;
  will-change: transform;
}

body.home-page .home-marquee-seq {
  display: flex;
  align-items: center;
  gap: clamp(2rem, 3.8vw, 4rem);
  padding: 0 1rem;
}

body.home-page .home-marquee-track span {
  font-family: "Teko", "Space Mono", "Avenir Next", "Helvetica Neue", sans-serif;
  color: #d9e9fb;
  font-size: clamp(1.35rem, 3vw, 2.2rem);
  letter-spacing: 0.04em;
  font-weight: 700;
  text-transform: uppercase;
}

body.home-page .home-marquee-track span::after {
  content: none !important;
  margin: 0 !important;
}

body.home-page .site-footer {
  background: #f5f5f3;
  border-top: 1px solid #d9dcdf;
  color: #101010;
}

@media (max-width: 840px) {
  .site-topbar {
    width: min(1400px, 100% - 1.4rem);
    min-height: 68px;
    padding: 0.82rem 0;
  }

  .site-menu {
    right: 0.38rem;
    top: 50%;
  }

  .site-menu-trigger {
    font-size: 0.8rem;
  }

  .site-menu-panel {
    min-width: 210px;
  }

  .site-logo-link img {
    height: 44px;
  }

  body.home-page .home-hero {
    width: min(1400px, 100% - 1.2rem);
    min-height: 62vh;
    margin-top: 0.62rem;
    border-radius: 18px;
    background-position: 64% 35%;
  }

  body.home-page .home-marquee {
    width: min(1400px, 100% - 1.2rem);
  }

  body.home-page .home-marquee-track {
    animation-duration: 120s;
  }

  body.home-page .home-marquee-seq {
    gap: clamp(1.4rem, 3vw, 2.4rem);
  }

  .credits-row {
    grid-template-columns: 1fr;
  }

  .devbook-layout {
    grid-template-columns: 1fr;
  }

  .devbook-thumb {
    max-width: 420px;
  }
}