/* Voltrex Quest Official Web Page
   Palette from user specification:
   - Deep Navy : #1B365D
   - Cobalt    : #005A9C
   - Sky Cyan  : #60C1E5
   - Ice Cyan  : #A0E0EF
*/

:root {
  --navy: #1b365d;
  --navy-deep: #132846;
  --cobalt: #005a9c;
  --cobalt-hover: #004980;
  --sky: #60c1e5;
  --ice: #a0e0ef;
  --bg: #ffffff;
  --bg-tinted: #f2f8fb;
  --border: #d0e4ee;
  --text: #102138;
  --text-muted: #465d78;
  --mono: "Cascadia Mono", "Consolas", "Courier New", monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background-color: var(--bg);
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}

section[id] {
  scroll-margin-top: 76px;
}

a {
  color: var(--cobalt);
  text-decoration: none;
  overflow-wrap: anywhere;
}

a:hover {
  text-decoration: underline;
}

code {
  font-family: var(--mono);
  font-size: 0.86em;
  background-color: #e7f4fa;
  color: var(--navy);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid #cbe4f0;
  overflow-wrap: anywhere;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}

.code-line {
  display: inline-block;
  max-width: 100%;
  overflow-x: auto;
  white-space: nowrap;
  vertical-align: middle;
  padding: 4px 8px;
}

.muted-note {
  display: inline-block;
  margin-top: 4px;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background-color: var(--navy);
  border-bottom: 1px solid rgba(160, 224, 239, 0.22);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 68px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #ffffff;
}

.brand:hover {
  text-decoration: none;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background-color: #000000;
  border: 1px solid var(--sky);
  border-radius: 6px;
  overflow: hidden;
  flex-shrink: 0;
}

.brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-name {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
}

.brand-sub {
  font-size: 0.75rem;
  color: var(--ice);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--ice);
  font-size: 0.92rem;
  font-weight: 500;
}

.site-nav a:hover {
  color: #ffffff;
  text-decoration: none;
}

.nav-repo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  background-color: var(--cobalt);
  border: 1px solid var(--sky);
  border-radius: 6px;
  color: #ffffff !important;
}

.nav-repo:hover {
  background-color: var(--cobalt-hover);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: 6px;
  background-color: var(--navy-deep);
  border: 1px solid rgba(96, 193, 229, 0.45);
  color: #ffffff;
  font-size: 1.05rem;
  cursor: pointer;
}

.nav-toggle:hover {
  border-color: var(--sky);
}

/* Hero */
.hero {
  background-color: var(--navy);
  color: #ffffff;
  padding: 64px 0 72px;
  border-bottom: 4px solid var(--sky);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.9fr);
  gap: 40px;
  align-items: start;
}

.meta-strip {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 12px;
  padding: 5px 12px;
  background-color: var(--navy-deep);
  border: 1px solid rgba(96, 193, 229, 0.45);
  border-radius: 4px;
  font-size: 0.85rem;
  color: var(--ice);
  margin-bottom: 20px;
  max-width: 100%;
}

.meta-badge,
.meta-platform {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.meta-badge i,
.meta-platform i {
  color: var(--sky);
}

.meta-divider {
  width: 1px;
  height: 14px;
  background-color: rgba(160, 224, 239, 0.35);
}

.hero h1 {
  margin: 0 0 16px;
  font-size: clamp(1.95rem, 3.6vw, 2.75rem);
  line-height: 1.18;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.hero-lead {
  margin: 0 0 28px;
  font-size: 1.06rem;
  color: var(--ice);
  max-width: 58ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 12px 20px;
  border-radius: 6px;
  font-size: 0.95rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  background-color: var(--cobalt);
  border-color: var(--sky);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--cobalt-hover);
}

.btn-secondary {
  background-color: var(--navy-deep);
  border-color: rgba(160, 224, 239, 0.45);
  color: var(--ice);
}

.btn-secondary:hover {
  background-color: #163053;
  border-color: var(--sky);
  color: #ffffff;
}

.btn-outline {
  background-color: #ffffff;
  border-color: var(--cobalt);
  color: var(--cobalt);
  padding: 9px 16px;
  font-size: 0.9rem;
}

.btn-outline:hover {
  background-color: #eaf5fa;
}

.hero-file-note {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--ice);
}

.hero-file-note i {
  color: var(--sky);
}

/* Hero Summary Panel */
.hero-panel {
  background-color: var(--navy-deep);
  border: 1px solid rgba(96, 193, 229, 0.45);
  border-radius: 8px;
  overflow: hidden;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background-color: #0e2038;
  border-bottom: 1px solid rgba(96, 193, 229, 0.25);
}

.panel-title-group {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  font-weight: 600;
  color: #ffffff;
}

.panel-icon {
  border-radius: 4px;
  border: 1px solid rgba(96, 193, 229, 0.4);
  background-color: #000000;
}

.panel-tag {
  font-family: var(--mono);
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 4px;
  background-color: var(--cobalt);
  color: #ffffff;
  border: 1px solid var(--sky);
}

.spec-list {
  margin: 0;
  padding: 6px 18px 14px;
}

.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(160, 224, 239, 0.14);
}

.spec-row:last-child {
  border-bottom: none;
}

.spec-row dt {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.84rem;
  color: var(--ice);
  white-space: nowrap;
}

.spec-row dt i {
  color: var(--sky);
  width: 15px;
  text-align: center;
}

.spec-row dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.83rem;
  color: #ffffff;
  text-align: right;
  word-break: break-word;
}

/* Sections */
.section {
  padding: 64px 0;
}

.section-tinted {
  background-color: var(--bg-tinted);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-head {
  margin-bottom: 34px;
  max-width: 680px;
}

.section-head-split {
  max-width: none;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cobalt);
  margin-bottom: 8px;
}

.section-head h2 {
  margin: 0 0 10px;
  font-size: clamp(1.55rem, 2.5vw, 2rem);
  line-height: 1.25;
  color: var(--navy);
}

.section-head p {
  margin: 0;
  color: var(--text-muted);
}

.inline-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-weight: 600;
  font-size: 0.92rem;
}

/* Feature Grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.card {
  background-color: #ffffff;
  border: 1px solid var(--border);
  border-top: 3px solid var(--cobalt);
  border-radius: 8px;
  padding: 24px;
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 6px;
  background-color: #e4f4fa;
  border: 1px solid var(--sky);
  color: var(--navy);
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 1.08rem;
  color: var(--navy);
}

.card p {
  margin: 0;
  font-size: 0.94rem;
  color: var(--text-muted);
}

/* Steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.step-card {
  background-color: #ffffff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
}

.step-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.step-num {
  font-family: var(--mono);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 4px;
  background-color: var(--navy);
  color: var(--ice);
}

.step-top i {
  font-size: 1.15rem;
  color: var(--cobalt);
}

.step-card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  color: var(--navy);
}

.step-card p {
  margin: 0;
  font-size: 0.94rem;
  color: var(--text-muted);
}

/* Release Notes Card */
.release-box {
  background-color: #ffffff;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.release-box-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 22px 24px;
  background-color: var(--bg-tinted);
  border-bottom: 1px solid var(--border);
}

.release-box-header h3 {
  margin: 0 0 4px;
  font-size: 1.2rem;
  color: var(--navy);
}

.release-meta {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.release-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 11px;
  border-radius: 4px;
  font-size: 0.84rem;
  font-weight: 600;
  background-color: #e4f4fa;
  border: 1px solid var(--sky);
  color: var(--navy);
}

.release-notes-body {
  padding: 24px;
  color: var(--text);
  font-size: 0.95rem;
}

.release-notes-body h4 {
  margin: 18px 0 8px;
  font-size: 1rem;
  color: var(--navy);
}

.release-notes-body h4:first-child {
  margin-top: 0;
}

.release-notes-body p {
  margin: 0 0 12px;
}

.release-notes-body p:last-child {
  margin-bottom: 0;
}

.release-notes-body ul {
  margin: 0 0 14px;
  padding-left: 20px;
}

.release-notes-body li {
  margin-bottom: 6px;
}

.release-box-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 16px 24px;
  background-color: var(--bg-tinted);
  border-top: 1px solid var(--border);
}

.asset-summary {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.asset-summary i {
  color: var(--cobalt);
}

/* Specs Table */
.specs-table-wrap {
  background-color: #ffffff;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

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

.specs-table th,
.specs-table td {
  padding: 15px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 0.94rem;
}

.specs-table tr:last-child th,
.specs-table tr:last-child td {
  border-bottom: none;
}

.specs-table th {
  width: 34%;
  font-weight: 600;
  color: var(--navy);
  background-color: #f9fcfe;
}

.specs-table th i {
  color: var(--cobalt);
  margin-right: 8px;
  width: 16px;
  text-align: center;
}

.specs-table td {
  color: var(--text-muted);
}

/* Footer */
.site-footer {
  background-color: var(--navy);
  color: var(--ice);
  border-top: 4px solid var(--cobalt);
  padding: 32px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-logo {
  border-radius: 6px;
  border: 1px solid var(--sky);
  background-color: #000000;
}

.footer-title {
  margin: 0;
  font-weight: 700;
  color: #ffffff;
  font-size: 0.98rem;
}

.footer-credit {
  margin: 2px 0 0;
  font-size: 0.86rem;
  color: var(--ice);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--ice);
  font-size: 0.9rem;
  font-weight: 500;
}

.footer-links a:hover {
  color: #ffffff;
  text-decoration: none;
}

/* Responsive */
@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

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

@media (max-width: 768px) {
  .header-inner {
    flex-wrap: wrap;
    min-height: 60px;
    padding: 10px 0;
  }

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

  .site-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding-top: 12px;
    margin-top: 6px;
    border-top: 1px solid rgba(160, 224, 239, 0.18);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 9px 4px;
    font-size: 0.96rem;
  }

  .nav-repo {
    justify-content: center;
    margin-top: 6px;
    padding: 10px 14px;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 16px;
  }

  .hero {
    padding: 36px 0 44px;
  }

  .hero-lead {
    font-size: 0.98rem;
  }

  .section {
    padding: 44px 0;
  }

  .section-head {
    margin-bottom: 24px;
  }

  .feature-grid,
  .steps-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .card,
  .step-card {
    padding: 18px;
  }

  .release-box-header,
  .release-notes-body,
  .release-box-footer {
    padding: 16px;
  }

  .release-box-footer .btn {
    width: 100%;
  }

  .specs-table th,
  .specs-table td {
    display: block;
    width: 100%;
    padding: 10px 16px;
  }

  .specs-table th {
    padding-top: 14px;
    padding-bottom: 4px;
    border-bottom: none;
  }

  .specs-table td {
    padding-top: 2px;
    padding-bottom: 14px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }

  .footer-links {
    gap: 16px;
  }
}

@media (max-width: 520px) {
  .meta-divider {
    display: none;
  }

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

  .hero-actions .btn {
    width: 100%;
  }

  .spec-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .spec-row dd {
    text-align: left;
  }
}