/* ══════════════════════════════════════════════
   AgentOpt – Dark professional theme
   Palette from agentopt-hero.html reference
   ══════════════════════════════════════════════ */

:root {
  --ao-bg: #0c0c0b;
  --ao-bg2: #111110;
  --ao-border: rgba(255, 255, 255, 0.07);
  --ao-border-hover: rgba(255, 255, 255, 0.13);
  --ao-text: #edede9;
  --ao-text-secondary: #9a9a95;
  --ao-text-muted: #9a9a95;
  --ao-accent: #9f98f0;
  --ao-accent-dim: rgba(159, 152, 240, 0.15);
  --ao-teal: #5dcaa5;
  --ao-teal-dim: rgba(93, 202, 165, 0.12);
}

/* ── Dark mode (default) ── */
[data-md-color-scheme="slate"] {
  --md-default-bg-color: var(--ao-bg);
  --md-default-bg-color--light: var(--ao-bg2);
  --md-primary-fg-color: var(--ao-text);
  --md-primary-bg-color: var(--ao-bg);
  --md-accent-fg-color: var(--ao-accent);
  --md-typeset-a-color: var(--ao-accent);
  --md-code-bg-color: #161615;
  --md-typeset-color: var(--ao-text);
  --md-default-fg-color: var(--ao-text);
  --md-default-fg-color--light: var(--ao-text-secondary);
  --md-default-fg-color--lighter: var(--ao-text-muted);
  --md-default-fg-color--lightest: var(--ao-text-muted);
}

/* ── Light mode ── */
[data-md-color-scheme="default"] {
  --md-default-bg-color: #faf9f7;
  --md-default-bg-color--light: #f5f3f0;
  --md-primary-fg-color: #4f46e5;
  --md-accent-fg-color: #4f46e5;
}

/* ════════════════════════════════════════════
   LOGO
   ════════════════════════════════════════════ */

.md-header__button.md-logo img {
  height: 28px;
  width: 28px;
  object-fit: contain;
  border-radius: 6px;
}

/* Light mode: invert the dark-bg logo to a light variant */
[data-md-color-scheme="default"] .md-header__button.md-logo img {
  filter: invert(0.88) hue-rotate(180deg) brightness(1.3) contrast(0.95);
}

/* ── Palette toggle visibility ── */
[data-md-color-scheme="slate"] .md-header__button[for^="__palette"] {
  color: var(--ao-text-secondary);
}

[data-md-color-scheme="slate"] .md-header__button[for^="__palette"]:hover {
  color: var(--ao-text);
}

[data-md-color-scheme="default"] .md-header__button[for^="__palette"] {
  color: #64748b;
}

[data-md-color-scheme="default"] .md-header__button[for^="__palette"]:hover {
  color: #1e1e2e;
}

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

.md-header {
  box-shadow: none;
  border-bottom: 0.5px solid var(--ao-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

[data-md-color-scheme="slate"] .md-header {
  background: rgba(12, 12, 11, 0.85);
}

[data-md-color-scheme="slate"] .md-header__title {
  color: var(--ao-text);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: -0.3px;
}

[data-md-color-scheme="slate"] .md-source {
  color: var(--ao-text-secondary);
}

[data-md-color-scheme="default"] .md-header {
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 0.5px solid #e5e5e5;
}

[data-md-color-scheme="default"] .md-header .md-header__title,
[data-md-color-scheme="default"] .md-header .md-header__button,
[data-md-color-scheme="default"] .md-header .md-icon {
  color: #1e1e2e;
}

/* ════════════════════════════════════════════
   NAV TABS
   ════════════════════════════════════════════ */

.md-tabs {
  border-bottom: 0.5px solid var(--ao-border);
}

[data-md-color-scheme="slate"] .md-tabs {
  background: rgba(12, 12, 11, 0.85);
}

.md-tabs__link {
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0;
}

[data-md-color-scheme="slate"] .md-tabs__link {
  color: var(--ao-text-secondary);
  opacity: 1;
}

[data-md-color-scheme="slate"] .md-tabs__link--active,
[data-md-color-scheme="slate"] .md-tabs__link:hover {
  color: var(--ao-text);
}

[data-md-color-scheme="default"] .md-tabs {
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 0.5px solid #e5e5e5;
}

[data-md-color-scheme="default"] .md-tabs__link {
  color: #64748b;
  opacity: 1;
}

[data-md-color-scheme="default"] .md-tabs__link--active,
[data-md-color-scheme="default"] .md-tabs__link:hover {
  color: #4f46e5;
}

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

.ao-hero {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - 120px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 40px 60px;
  text-align: center;
}

/* Canvas */
#ao-hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* Bottom fade */
.ao-hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to bottom, transparent, var(--ao-bg));
  pointer-events: none;
  z-index: 1;
}

[data-md-color-scheme="default"] .ao-hero::after {
  background: linear-gradient(to bottom, transparent, #faf9f7);
}

.ao-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 600px;
  animation: aoFadeUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes aoFadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Eyebrow */
.md-typeset .ao-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: "DM Mono", monospace;
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ao-text-muted);
  margin-bottom: 28px;
  animation: aoFadeUp 0.9s 0.05s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.ao-eyebrow-rule {
  display: inline-block;
  width: 24px;
  height: 0.5px;
  background: var(--ao-text-muted);
}

/* Hero heading */
.md-typeset .ao-hero h1 {
  font-size: clamp(38px, 6vw, 58px);
  font-weight: 700;
  letter-spacing: -2.5px;
  line-height: 1.01;
  margin-bottom: 22px;
  animation: aoFadeUp 0.9s 0.1s cubic-bezier(0.16, 1, 0.3, 1) both;
  /* Reset any Material overrides */
  background: none;
  -webkit-background-clip: unset;
  -webkit-text-fill-color: unset;
  background-clip: unset;
}

[data-md-color-scheme="slate"] .md-typeset .ao-hero h1 {
  color: var(--ao-text);
}

[data-md-color-scheme="default"] .md-typeset .ao-hero h1 {
  color: #1e1e2e;
}

.ao-accent {
  color: var(--ao-accent) !important;
  -webkit-text-fill-color: var(--ao-accent) !important;
}

[data-md-color-scheme="default"] .ao-accent {
  color: #4f46e5 !important;
  -webkit-text-fill-color: #4f46e5 !important;
}

/* Subtitle */
.md-typeset .ao-sub {
  font-size: 15px;
  line-height: 1.72;
  color: var(--ao-text-secondary);
  max-width: 420px;
  margin: 0 auto 36px;
  animation: aoFadeUp 0.9s 0.15s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* CTA buttons */
.md-typeset .ao-ctas {
  display: flex;
  gap: 10px;
  justify-content: center;
  animation: aoFadeUp 0.9s 0.2s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.md-typeset .ao-ctas .md-button--primary {
  font-size: 13px;
  font-weight: 500;
  color: #0c0c0b;
  background: var(--ao-accent);
  border: none;
  border-radius: 7px;
  padding: 10px 22px;
  letter-spacing: -0.1px;
  transition: background 0.15s, transform 0.1s;
}

.md-typeset .ao-ctas .md-button--primary:hover {
  background: #b5b0f5;
}

.md-typeset .ao-ctas .md-button:not(.md-button--primary) {
  font-size: 13px;
  font-weight: 400;
  color: var(--ao-text-secondary);
  background: transparent;
  border: 0.5px solid var(--ao-border-hover);
  border-radius: 7px;
  padding: 10px 20px;
  transition: color 0.15s, border-color 0.15s;
}

.md-typeset .ao-ctas .md-button:not(.md-button--primary):hover {
  color: var(--ao-text);
  border-color: rgba(255, 255, 255, 0.22);
}

[data-md-color-scheme="default"] .md-typeset .ao-ctas .md-button--primary {
  background: #4f46e5;
  color: #fff;
}

[data-md-color-scheme="default"] .md-typeset .ao-ctas .md-button--primary:hover {
  background: #6366f1;
}

[data-md-color-scheme="default"] .md-typeset .ao-ctas .md-button:not(.md-button--primary) {
  color: #64748b;
  border: 1px solid #d1d5db;
}

/* ════════════════════════════════════════════
   STATS BAR
   ════════════════════════════════════════════ */

.ao-stats {
  display: flex;
  gap: 0;
  margin-top: 56px;
  border: 0.5px solid var(--ao-border);
  border-radius: 10px;
  overflow: hidden;
  animation: aoFadeUp 0.9s 0.25s cubic-bezier(0.16, 1, 0.3, 1) both;
  position: relative;
  z-index: 2;
}

.ao-stat {
  flex: 1;
  padding: 16px 24px;
  text-align: center;
  border-right: 0.5px solid var(--ao-border);
  background: rgba(255, 255, 255, 0.015);
}

.ao-stat:last-child {
  border-right: none;
}

.ao-stat-num {
  font-family: "DM Mono", monospace;
  font-size: 18px;
  font-weight: 500;
  color: var(--ao-text);
  letter-spacing: -0.5px;
}

.ao-stat-num .ao-accent {
  color: var(--ao-accent);
}

.ao-stat-label {
  font-size: 10.5px;
  color: var(--ao-text-muted);
  margin-top: 4px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

[data-md-color-scheme="default"] .ao-stats {
  border-color: #e5e5e5;
}

[data-md-color-scheme="default"] .ao-stat {
  border-right-color: #e5e5e5;
  background: rgba(0, 0, 0, 0.02);
}

[data-md-color-scheme="default"] .ao-stat-num {
  color: #1e1e2e;
}

[data-md-color-scheme="default"] .ao-stat-label {
  color: #94a3b8;
}

@media (max-width: 600px) {
  .ao-hero {
    padding: 60px 20px 40px;
    min-height: auto;
  }
  .md-typeset .ao-hero h1 {
    font-size: 32px;
    letter-spacing: -1.5px;
  }
  .ao-stats {
    flex-wrap: wrap;
  }
  .ao-stat {
    flex: 1 1 50%;
    border-bottom: 0.5px solid var(--ao-border);
  }
  .ao-stat:nth-child(2) {
    border-right: none;
  }
}

/* ════════════════════════════════════════════
   CONTENT SECTIONS
   ════════════════════════════════════════════ */

/* Output block */
.md-typeset .output-block {
  background: var(--md-code-bg-color);
  border-radius: 8px;
  padding: 1rem;
  font-family: "DM Mono", monospace;
  font-size: 0.8em;
  line-height: 1.6;
  overflow-x: auto;
}

.md-typeset .output-block .highlight-row {
  color: var(--ao-accent);
  font-weight: 700;
}

/* Cards */
.md-typeset .grid.cards > ul > li {
  transition: border-color 0.2s, box-shadow 0.2s;
  border-radius: 10px;
}

[data-md-color-scheme="slate"] .md-typeset .grid.cards > ul > li {
  background: var(--ao-bg2);
  border-color: var(--ao-border);
}

.md-typeset .grid.cards > ul > li:hover {
  border-color: rgba(159, 152, 240, 0.25);
  box-shadow: 0 4px 24px rgba(159, 152, 240, 0.06);
}

/* Section dividers */
.md-typeset hr {
  border-color: var(--ao-border);
}

/* Admonitions */
.md-typeset .admonition {
  margin: 1.5em 0;
}

/* Footer */
.md-footer {
  border-top: 0.5px solid var(--ao-border);
}

[data-md-color-scheme="slate"] .md-footer {
  background: var(--ao-bg);
}

/* Search */
[data-md-color-scheme="slate"] .md-search__input {
  background-color: var(--ao-bg2);
}

[data-md-color-scheme="default"] .md-search__input {
  background-color: #f5f3f0;
}

/* Sidebar */
[data-md-color-scheme="slate"] .md-sidebar {
  border-right: 0.5px solid var(--ao-border);
}

/* Hide content wrapper padding for hero page */
.md-main__inner {
  margin-top: 0;
}

/* Efficient cell highlight: within 5% accuracy AND >50% cost savings */
.ao-efficient {
  background: rgba(76, 175, 80, 0.18);
  border-radius: 4px;
  padding: 2px 6px;
}
[data-md-color-scheme="default"] .ao-efficient {
  background: rgba(76, 175, 80, 0.15);
}