/* ==========================================================================
   llm-eval — tema customizado (violeta + ciano)
   ========================================================================== */

:root {
  --llm-indigo: #4f46e5;
  --llm-violet: #7c3aed;
  --llm-cyan:   #06b6d4;

  --md-primary-fg-color:        #4f46e5;
  --md-primary-fg-color--light: #6366f1;
  --md-primary-fg-color--dark:  #4338ca;
  --md-accent-fg-color:         #06b6d4;

  --llm-gradient: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #06b6d4 100%);
}

[data-md-color-scheme="slate"] {
  --md-primary-fg-color: #6366f1;
  --md-accent-fg-color:  #22d3ee;
  --md-default-bg-color: #0e1117;
  --md-code-bg-color:    #161b22;
}

/* Tipografia um pouco mais respirada */
.md-typeset {
  font-feature-settings: "kern", "liga", "calt";
}
.md-typeset h1,
.md-typeset h2 {
  font-weight: 700;
  letter-spacing: -0.015em;
}

/* --------------------------------------------------------------------------
   HERO da landing page
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  margin: -1.2rem -0.8rem 2.5rem;
  padding: 4rem 1.5rem 4.25rem;
  border-radius: 0 0 1.75rem 1.75rem;
  background: var(--llm-gradient);
  color: #fff;
  text-align: center;
  overflow: hidden;
  box-shadow: 0 18px 48px -22px rgba(79, 70, 229, 0.7);
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(1200px 380px at 50% -8%, rgba(255, 255, 255, 0.22), transparent 60%);
  pointer-events: none;
}
.hero__eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0.32rem 0.85rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.28);
  margin-bottom: 1.1rem;
}
.hero h1 {
  color: #fff;
  font-size: 2.9rem;
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin: 0 auto 0.9rem;
  max-width: 18ch;
}
.hero p.hero__subtitle {
  color: rgba(255, 255, 255, 0.92);
  font-size: 1.12rem;
  line-height: 1.6;
  max-width: 56ch;
  margin: 0 auto 1.8rem;
}
.hero__actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Botões do hero */
.hero .md-button {
  border-radius: 999px;
  padding: 0.55rem 1.4rem;
  font-weight: 600;
  border-width: 2px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.hero .md-button--primary {
  background: #fff;
  color: var(--llm-indigo);
  border-color: #fff;
}
.hero .md-button--primary:hover {
  background: var(--llm-cyan);
  border-color: var(--llm-cyan);
  color: #06283d;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -12px rgba(6, 182, 212, 0.8);
}
.hero .md-button:not(.md-button--primary) {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.65);
}
.hero .md-button:not(.md-button--primary):hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: #fff;
  transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   Grid cards (feature highlights)
   -------------------------------------------------------------------------- */
.md-typeset .grid.cards > ul > li,
.md-typeset .grid.cards > :is(ul, ol) > li {
  border-radius: 0.9rem;
  border: 1px solid var(--md-default-fg-color--lightest);
  padding: 1.1rem 1.15rem;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.md-typeset .grid.cards > ul > li:hover {
  transform: translateY(-4px);
  border-color: var(--md-accent-fg-color);
  box-shadow: 0 18px 40px -24px rgba(79, 70, 229, 0.55);
}
.md-typeset .grid.cards .twemoji,
.md-typeset .grid.cards :is(.lg, .xl) {
  color: var(--md-primary-fg-color);
}

/* Centraliza o bloco-resumo abaixo do hero */
.landing-tagline {
  text-align: center;
  font-size: 1.05rem;
  color: var(--md-default-fg-color--light);
  max-width: 60ch;
  margin: 0 auto 2rem;
}

/* Esconde o H1 duplicado quando usamos hero próprio na home */
.home .md-content__inner > h1:first-of-type {
  display: none;
}

/* Responsivo */
@media screen and (max-width: 44.98em) {
  .hero { padding: 3rem 1rem; border-radius: 0 0 1.25rem 1.25rem; }
  .hero h1 { font-size: 2.1rem; }
  .hero p.hero__subtitle { font-size: 1rem; }
}