/* Brand palette mapped to Material for MkDocs CSS variables */

:root {
  /* Primary: cyan from the VISUALLI logo (#12C7D3) */
  --md-primary-fg-color: #12C7D3;
  --md-primary-fg-color--light: #64e3eb;
  --md-primary-fg-color--dark: #0ea5ad;

  /* Accent: orange from the logo (#F28C16) */
  --md-accent-fg-color: #F28C16;

  /* Links use accent for consistency */
  --md-typeset-a-color: var(--md-accent-fg-color);

  /* Brand gradient across VISUALLI tones */
  --brand-gradient: linear-gradient(90deg,
    #12C7D3 0%,
    #325E8C 10%,
    #8A70A6 20%,
    #F54A57 30%,
    #FF6C4D 40%,
    #F28C16 50%,
    #FFD347 60%,
    #12C7D3 70%,
    #7F7F7F 80%,
    #8D8D8D 90%,
    #12C7D3 100%
  );
  /* Site title used in header banner (rendered inside the clickable logo link) */
  --site-title: "spec.visualli.ai";
}

[data-md-color-scheme="slate"] {
  /* Keep brand colors in dark mode */
  --md-primary-fg-color: #12C7D3;
  --md-primary-fg-color--light: #5bd9e2;
  --md-primary-fg-color--dark: #0b8b93;
  --md-accent-fg-color: #F28C16;
  --md-typeset-a-color: var(--md-accent-fg-color);
}

/* Header: solid black banner with thin gradient line at bottom */
.md-header {
  background-color: #000000;
  background-image: none; /* remove previous gradient fill */
  position: relative; /* enable bottom border pseudo-element */
}

.md-header::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px; /* very thin gradient line */
  background-image: var(--brand-gradient);
  background-size: 100% 100%;
  background-repeat: no-repeat;
}

/* Make the left logo act as the full clickable banner title */
.md-header__button.md-logo {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  text-decoration: none;
  width: auto !important; /* expand clickable area to include text */
  max-width: none !important;
  padding: 0 .5rem; /* small horizontal padding for comfortable click */
  margin-right: auto; /* keep search + palette icons right-aligned */
}
.md-header__button.md-logo::after {
  content: var(--site-title);
  color: #fff;
  font-weight: 600;
  font-size: 1.1rem; /* reduced to match earlier banner scale */
  line-height: 1;
  white-space: nowrap;
}

/* Center the header options (palette + search) on desktop */
.md-header__inner { position: relative; }
@media (min-width: 768px) {
  .md-header__options {
    position: absolute;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
    height: 100%;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    z-index: 5; /* above gradient divider */
  }
  /* Ensure search occupies its natural width while centered */
  .md-header__options .md-search { max-width: none; }
}
/* Hide the original (non-clickable) header title to avoid duplicate text */
.md-header__title { display: none !important; }
.md-header__title * { display: none !important; }

/* 
   Table of Contents (Right Sidebar) - Improved Hierarchy
   Indents h3 headings (and deeper) to visually distinguish them from h2 headings.
*/
.md-nav--secondary .md-nav__list .md-nav__list {
  padding-left: 0.6rem;
  margin-left: 0.2rem;
  border-left: 1px solid var(--md-default-fg-color--lightest);
}

.md-nav--secondary .md-nav__list .md-nav__list .md-nav__item {
  padding-left: 0.3rem;
}

/* 
   Primary Navigation (Left Sidebar) - Match Hierarchy Style
   Apply indentation lines to Level 2 items AND deeper nested levels (Level 3+).
   Changed to generalized selector to support infinite nesting depth.
*/
.md-nav--primary .md-nav__item > .md-nav > .md-nav__list {
  padding-left: 0.6rem;
  margin-left: 0.2rem;
  border-left: 1px solid var(--md-default-fg-color--lightest);
}

.md-nav--primary .md-nav__item > .md-nav > .md-nav__list > .md-nav__item {
  padding-left: 0.3rem;
}

/* Hide site title in left sidebar (primary nav) */
.md-nav--primary > .md-nav__title {
  display: none !important;
}

/* Reduce vertical gap between header and content */
.md-main__inner {
  padding-top: 0 !important;
  margin-top: 0 !important;
}

/* Ensure content and sidebar start higher up */
.md-content, .md-sidebar {
  padding-top: 0 !important;
  margin-top: 0 !important;
}

/* Reduce top margin of the first heading if needed to pull text up further */
.md-typeset h1 {
  margin-top: 0 !important;
}

/* --- Spec docs additions --- */

/* Keep prop/type columns readable — prevent wrapping into two lines */
.md-typeset table:not([class]) th:first-child,
.md-typeset table:not([class]) td:first-child {
  white-space: nowrap;
}

/* Give tables more breathing room on wide screens */
@media screen and (min-width: 76.25em) {
  .md-content__inner {
    max-width: 60rem;
  }
}

/* --- Why Visualli? 2x2 feature grid (responsive, self-fit to content width) --- */

.why-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 1rem 0 1.5rem;
}
@media (max-width: 48rem) {
  .why-grid {
    grid-template-columns: 1fr;
  }
}

.why-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1rem;
  border-radius: 0.5rem;
  background: var(--md-code-bg-color);
  border: 1px solid var(--md-default-fg-color--lightest);
  box-sizing: border-box;
  min-height: 100%;
  overflow: hidden;
}

.why-card__banner {
  position: absolute;
  top: 1.25rem;
  right: -2.75rem;
  width: 10rem;
  transform: rotate(45deg);
  transform-origin: center center;
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.15;
  text-align: center;
  text-transform: uppercase;
  padding: 0.28rem 0;
  background: var(--md-accent-fg-color);
  color: var(--md-accent-bg-color);
  opacity: 0.95;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.why-card__emoji {
  font-size: 3.25rem;
  line-height: 1;
  margin: 0.1rem 0 0.6rem;
}

.why-card__title {
  font-weight: 700;
  margin: 0 0 0.5rem;
  color: var(--md-typeset-color);
}

.why-card__body {
  margin: 0;
  color: var(--md-typeset-color);
  line-height: 1.45;
}

.why-card__body strong,
.why-card__body b {
  color: var(--md-accent-fg-color);
}

/* --- Intention / Getting Started path cards --- */

.get-started {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin: 1rem 0 1.5rem;
}

.get-started__card {
  position: relative;
  border: 1px solid var(--md-default-fg-color--lightest);
  border-left-width: 4px;
  border-radius: 0.5rem;
  padding: 0.4rem 0.75rem;
  background: var(--md-code-bg-color);
  box-sizing: border-box;
  display: grid;
  grid-template-columns: 2.25rem 1fr;
  gap: 0.5rem;
  align-items: start;
}
.get-started__card > :last-child {
  margin-bottom: 0;
}

.get-started__card--learn   { border-left-color: #12C7D3; }
.get-started__card--build   { border-left-color: #F28C16; }
.get-started__card--contrib { border-left-color: #8A70A6; }

.get-started__body {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.get-started__badge {
  position: absolute;
  top: 0.4rem;
  right: 0.6rem;
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.1rem 0.35rem;
  border-radius: 999px;
  background: var(--md-accent-fg-color);
  color: var(--md-accent-bg-color);
  line-height: 1;
}

.get-started__icon {
  font-size: 2rem;
  line-height: 1;
  margin: 0;
  display: block;
  text-align: center;
}

.get-started__audience {
  margin: 0 0 0.02rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--md-typeset-a-color);
}

.get-started__title {
  margin: 0 0 0.15rem;
  font-weight: 700;
  color: var(--md-typeset-color);
}

.get-started__path {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.get-started__path li {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.1rem 0.45rem;
  border-radius: 0.4rem;
  transition: background 0.15s ease;
  min-width: 0;
}
.get-started__path li:hover {
  background: color-mix(in srgb, var(--md-accent-fg-color) 8%, var(--md-code-bg-color));
}

.gs-ico {
  font-size: 1rem;
  flex: 0 0 1.25rem;
  text-align: center;
}

.gs-main {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  flex: 1;
  min-width: 0;
}

.get-started__path li a {
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--md-typeset-a-color) 35%, transparent);
  flex: 0 0 auto;
  color: var(--md-typeset-a-color);
}
.get-started__path li a:hover {
  border-bottom-color: var(--md-typeset-a-color);
}

.gs-desc {
  opacity: 0.8;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}

.gs-time {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  opacity: 0.6;
  white-space: nowrap;
  flex: 0 0 auto;
}

@media (max-width: 48rem) {
  .get-started__card {
    grid-template-columns: 1fr;
    padding: 1.25rem;
    gap: 0.75rem;
  }
  .get-started__icon {
    font-size: 2.5rem;
    text-align: left;
  }
  .gs-main {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.1rem;
  }
  .gs-desc {
    white-space: normal;
  }
}

.get-started__path li code {
  padding: 0.05rem 0.3rem;
  border-radius: 0.25rem;
  font-size: 0.85em;
}


.hero {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: 1fr;
  align-items: center;
  gap: 1.25rem;
  margin: 0.5rem 0 1.5rem;
}
@media (max-width: 48rem) {
  .hero {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .hero__logo {
    justify-self: center;
  }
}

.hero__logo {
  width: 6.25rem;
  height: 6.25rem;
  flex: 0 0 auto;
  max-width: 100%;
  display: block;
  object-fit: contain;
}

.hero__lead {
  margin: 0;
  color: var(--md-typeset-color);
}