/*
 * Design tokens — matches the UI (ui/src/index.css + ui/tailwind.config.js)
 *
 * bg:        #09090b  (zinc-950)
 * surface:   #18181b  (zinc-900)
 * elevated:  #27272a  (zinc-800)
 * border:    #3f3f46  (zinc-700)
 * muted:     #a1a1aa  (zinc-400)
 * text:      #f4f4f5  (zinc-100)
 * brand:     #FF6B35
 * brand-dim: rgba(255, 107, 53, 0.12)
 * brand-hov: #ff7c4d
 */

/* ═══════════════════════════════════════════════════════════
   DARK MODE — ZINC PALETTE
   ═══════════════════════════════════════════════════════════ */

[data-md-color-scheme="slate"] {
  --md-default-bg-color:           #09090b;
  --md-default-bg-color--light:    #111113;
  --md-default-bg-color--lighter:  #18181b;
  --md-default-bg-color--lightest: #27272a;

  --md-default-fg-color:           #f4f4f5;
  --md-default-fg-color--light:    #a1a1aa;
  --md-default-fg-color--lighter:  #71717a;
  --md-default-fg-color--lightest: #3f3f46;

  --md-code-bg-color:  #18181b;
  --md-code-fg-color:  #e4e4e7;

  --tx-brand:           #FF6B35;
  --tx-brand-dim:       rgba(255, 107, 53, 0.12);
  --tx-brand-hover:     #ff7c4d;

  --tx-card-bg:         rgba(255, 255, 255, 0.03);
  --tx-card-border:     #3f3f46;
  --tx-card-hover-border: rgba(255, 107, 53, 0.5);
  --tx-card-glow:       rgba(255, 107, 53, 0.06);
}

[data-md-color-scheme="default"] {
  --tx-brand:           #FF6B35;
  --tx-brand-dim:       rgba(255, 107, 53, 0.10);
  --tx-brand-hover:     #ff7c4d;

  --tx-card-bg:         #ffffff;
  --tx-card-border:     #e4e4e7;
  --tx-card-hover-border: rgba(255, 107, 53, 0.4);
  --tx-card-glow:       rgba(255, 107, 53, 0.04);
}

/* Override Material's primary color to match exact brand hex */
:root {
  --md-primary-fg-color:       #FF6B35;
  --md-primary-fg-color--light: #ff7c4d;
  --md-primary-fg-color--dark:  #e55a25;
  --md-accent-fg-color:        #ff7c4d;
}


/* ═══════════════════════════════════════════════════════════
   HERO SECTION
   ═══════════════════════════════════════════════════════════ */

.tx-hero {
  background: linear-gradient(
    160deg,
    #141210 0%,
    #0e0d0b 35%,
    #0b0b0a 65%,
    #09090b 100%
  );
  padding: 5rem 1.5rem 4.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Ambient orange glow — matches how the UI uses brand-dim */
.tx-hero::before,
.tx-hero::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.tx-hero::before {
  width: 640px;
  height: 640px;
  top: -200px;
  left: -160px;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.14) 0%, transparent 65%);
}

.tx-hero::after {
  width: 560px;
  height: 560px;
  bottom: -200px;
  right: -120px;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.08) 0%, transparent 65%);
}

.tx-hero__inner {
  max-width: 780px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* Floating logo with orange glow */
.tx-hero__logo {
  width: 88px;
  height: 88px;
  margin-bottom: 2rem;
  filter: drop-shadow(0 0 28px rgba(255, 107, 53, 0.6))
          drop-shadow(0 0 8px rgba(255, 107, 53, 0.3));
  animation: tx-float 6s ease-in-out infinite;
}

@keyframes tx-float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-12px); }
}

/* Orange → peach gradient title */
.tx-hero__title {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0 0 1.2rem;
  background: linear-gradient(135deg, #FF6B35 0%, #FFA07A 55%, #FFD4B8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tx-hero__subtitle {
  font-size: 1.2rem;
  color: #a1a1aa;
  line-height: 1.75;
  margin-bottom: 2.5rem;
}

/* CTA buttons */
.tx-hero__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.tx-hero .tx-cta-primary.md-button--primary {
  background: #FF6B35;
  border: none;
  color: #ffffff !important;
  padding: 0.75rem 2.2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 6px;
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 20px rgba(255, 107, 53, 0.35);
}

.tx-hero .tx-cta-primary.md-button--primary:hover {
  background: #ff7c4d;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(255, 107, 53, 0.5);
}

.tx-hero .tx-cta-secondary.md-button {
  border: 1px solid #3f3f46;
  color: #a1a1aa !important;
  padding: 0.75rem 2.2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.03);
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.tx-hero .tx-cta-secondary.md-button:hover {
  background: rgba(255, 107, 53, 0.08);
  border-color: rgba(255, 107, 53, 0.4);
  color: #FF6B35 !important;
  transform: translateY(-2px);
}

/* Badges */
.tx-hero__badges {
  display: flex;
  gap: 0.6rem;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0.85;
}

.tx-hero__badges img {
  height: 22px;
  border-radius: 3px;
}


/* ═══════════════════════════════════════════════════════════
   FEATURE CARDS (grid cards)
   ═══════════════════════════════════════════════════════════ */

.md-typeset .grid.cards > :is(ul, ol) > li {
  background: var(--tx-card-bg);
  border: 1px solid var(--tx-card-border);
  border-radius: 8px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  box-shadow: 0 1px 8px var(--tx-card-glow);
}

.md-typeset .grid.cards > :is(ul, ol) > li:hover {
  transform: translateY(-4px);
  border-color: var(--tx-card-hover-border);
  box-shadow: 0 8px 28px rgba(255, 107, 53, 0.15);
}


/* ═══════════════════════════════════════════════════════════
   CODE BLOCKS
   ═══════════════════════════════════════════════════════════ */

[data-md-color-scheme="slate"] .highlight pre {
  background: #18181b !important;
}

[data-md-color-scheme="slate"] .highlight {
  border: 1px solid #3f3f46;
  border-radius: 8px;
}

/* Inline code — matches brand-dim */
[data-md-color-scheme="slate"] .md-typeset code:not(.highlight code) {
  background: rgba(255, 107, 53, 0.12);
  color: #FFA07A;
  border-radius: 4px;
  padding: 0.1em 0.4em;
}

/* Copy button */
.md-clipboard {
  color: #71717a !important;
  transition: color 0.2s;
}
.md-clipboard:hover {
  color: #FF6B35 !important;
}


/* ═══════════════════════════════════════════════════════════
   HEADER
   ═══════════════════════════════════════════════════════════ */

[data-md-color-scheme="slate"] .md-header {
  background: rgba(9, 9, 11, 0.9) !important;
  box-shadow: 0 1px 0 #3f3f46;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

[data-md-color-scheme="slate"] .md-tabs {
  background: #09090b;
  border-bottom: 1px solid #27272a;
}

.md-tabs__link--active,
.md-tabs__link:focus,
.md-tabs__link:hover {
  color: #FF6B35 !important;
}


/* ═══════════════════════════════════════════════════════════
   SIDEBAR / NAV
   ═══════════════════════════════════════════════════════════ */

[data-md-color-scheme="slate"] .md-nav__link--active {
  color: #FF6B35 !important;
  font-weight: 600;
}

[data-md-color-scheme="slate"] .md-nav__link:hover {
  color: #ff7c4d;
}

[data-md-color-scheme="slate"] .md-nav__title {
  color: #52525b;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  font-size: 0.68rem;
}

[data-md-color-scheme="slate"] .md-sidebar {
  background: #09090b;
  border-right: 1px solid #27272a;
}


/* ═══════════════════════════════════════════════════════════
   ADMONITIONS
   ═══════════════════════════════════════════════════════════ */

[data-md-color-scheme="slate"] .md-typeset .admonition,
[data-md-color-scheme="slate"] .md-typeset details {
  background: rgba(255, 255, 255, 0.02);
  border-color: #3f3f46;
  border-left-width: 3px;
}

[data-md-color-scheme="slate"] .md-typeset .note > .admonition-title,
[data-md-color-scheme="slate"] .md-typeset .info > .admonition-title {
  border-color: #FF6B35;
}

[data-md-color-scheme="slate"] .md-typeset .tip > .admonition-title,
[data-md-color-scheme="slate"] .md-typeset .hint > .admonition-title {
  border-color: #22c55e;
}

[data-md-color-scheme="slate"] .md-typeset .warning > .admonition-title,
[data-md-color-scheme="slate"] .md-typeset .caution > .admonition-title {
  border-color: #eab308;
}


/* ═══════════════════════════════════════════════════════════
   SEARCH
   ═══════════════════════════════════════════════════════════ */

[data-md-color-scheme="slate"] .md-search__form {
  background: #18181b;
  border: 1px solid #3f3f46;
  border-radius: 6px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

[data-md-color-scheme="slate"] .md-search__form:focus-within {
  border-color: rgba(255, 107, 53, 0.5);
  box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

[data-md-color-scheme="slate"] .md-search-result__article,
[data-md-color-scheme="slate"] .md-search-result__meta {
  background: #18181b;
}


/* ═══════════════════════════════════════════════════════════
   TYPOGRAPHY
   ═══════════════════════════════════════════════════════════ */

.md-typeset h1,
.md-typeset h2,
.md-typeset h3 {
  font-weight: 700;
  letter-spacing: -0.02em;
}

[data-md-color-scheme="slate"] .md-typeset h2 {
  border-bottom: 1px solid #27272a;
  padding-bottom: 0.4rem;
}

.md-typeset .headerlink {
  color: #3f3f46 !important;
  transition: color 0.2s;
}

.md-typeset .headerlink:hover {
  color: #FF6B35 !important;
}

/* Tables */
[data-md-color-scheme="slate"] .md-typeset table:not([class]) th {
  background: #27272a;
  color: #e4e4e7;
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) tr:hover {
  background: rgba(255, 107, 53, 0.05);
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) {
  border: 1px solid #3f3f46;
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) td,
[data-md-color-scheme="slate"] .md-typeset table:not([class]) th {
  border-color: #3f3f46;
}


/* ═══════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════ */

[data-md-color-scheme="slate"] .md-footer {
  background: #09090b;
  border-top: 1px solid #27272a;
}

[data-md-color-scheme="slate"] .md-footer-meta {
  background: #09090b;
}


/* ═══════════════════════════════════════════════════════════
   SCROLLBAR — matches ui/src/index.css exactly
   ═══════════════════════════════════════════════════════════ */

[data-md-color-scheme="slate"] ::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}

[data-md-color-scheme="slate"] ::-webkit-scrollbar-track {
  background: transparent;
}

[data-md-color-scheme="slate"] ::-webkit-scrollbar-thumb {
  background: #3f3f46;
  border-radius: 9999px;
}

[data-md-color-scheme="slate"] ::-webkit-scrollbar-thumb:hover {
  background: #52525b;
}