/* RecordGrade Docs — static styles aligned with the marketing landing page */

:root {
  --font-sans: "Inter var", Inter, ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji",
    "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";

  --color-bg: #f7f5ff;
  --color-surface: #ffffff;
  --color-ink: #0f172a;
  --color-ink-muted: #475569;
  --color-ink-faint: #64748b;
  --color-border: rgba(15, 23, 42, 0.08);
  --color-border-strong: rgba(15, 23, 42, 0.12);

  --color-brand-50: #f6f4fe;
  --color-brand-100: #efebfc;
  --color-brand-200: #e1dafa;
  --color-brand-300: #cbbcf6;
  --color-brand-400: #b096ef;
  --color-brand-500: #8f61e5;
  --color-brand-600: #874cdb;
  --color-brand-700: #773ac7;
  --color-brand-800: #6330a7;
  --color-brand-900: #532989;
  --color-brand-950: #33185d;

  --color-hero: #1a1035;
  --color-hero-deep: #0f0a1f;

  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-card: 0 10px 30px -12px rgba(51, 24, 93, 0.18);
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --radius-full: 9999px;
  --nav-width: 16.5rem;
  --header-height: 4rem;
  --max-content: 46rem;
  --max-shell: 80rem;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  font-feature-settings: "cv02", "cv03", "cv04", "cv11";
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-brand-700);
  text-decoration: none;
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease,
    box-shadow 0.15s ease;
}

a:hover {
  color: var(--color-brand-600);
}

img {
  max-width: 100%;
  height: auto;
}

/* ——— Top bar ——— */
.docs-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--header-height);
  border-bottom: 1px solid var(--color-border);
  background: rgba(247, 245, 255, 0.86);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.docs-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 100%;
  max-width: var(--max-shell);
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 1024px) {
  .docs-header__inner {
    padding: 0 2rem;
  }
}

.docs-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: inherit;
  text-decoration: none;
}

.docs-brand:hover {
  color: inherit;
}

.docs-brand__record {
  color: var(--color-brand-600);
}

.docs-brand__grade {
  color: var(--color-ink);
}

.docs-brand__badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-brand-700);
  background: var(--color-brand-100);
  ring: none;
  box-shadow: inset 0 0 0 1px var(--color-brand-200);
}

.docs-header__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.docs-header__link {
  display: none;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-ink-muted);
}

.docs-header__link:hover {
  color: var(--color-ink);
}

@media (min-width: 640px) {
  .docs-header__link {
    display: inline;
  }
}

.docs-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  border: none;
  border-radius: var(--radius-full);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease,
    transform 0.15s ease;
}

.docs-btn--ghost {
  padding: 0.45rem 0.85rem;
  color: var(--color-ink-muted);
  background: transparent;
}

.docs-btn--ghost:hover {
  color: var(--color-ink);
  background: rgba(15, 23, 42, 0.04);
}

.docs-btn--primary {
  padding: 0.5rem 1rem;
  color: #fff;
  background: var(--color-brand-600);
  box-shadow: var(--shadow-sm);
}

.docs-btn--primary:hover {
  color: #fff;
  background: var(--color-brand-700);
}

.docs-btn--menu {
  display: inline-flex;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  color: var(--color-ink-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: 0.75rem;
}

.docs-btn--menu:hover {
  color: var(--color-ink);
  background: var(--color-brand-50);
}

.docs-btn--menu svg {
  width: 1.25rem;
  height: 1.25rem;
}

@media (min-width: 1024px) {
  .docs-btn--menu {
    display: none;
  }
}

/* ——— Shell ——— */
.docs-shell {
  display: grid;
  grid-template-columns: 1fr;
  max-width: var(--max-shell);
  margin: 0 auto;
  min-height: calc(100vh - var(--header-height));
}

@media (min-width: 1024px) {
  .docs-shell {
    grid-template-columns: var(--nav-width) minmax(0, 1fr);
  }
}

/* ——— Sidebar ——— */
.docs-sidebar {
  position: fixed;
  inset: var(--header-height) auto 0 0;
  z-index: 30;
  width: min(20rem, 88vw);
  padding: 1.25rem 1rem 2rem;
  overflow-y: auto;
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  box-shadow: 12px 0 40px rgba(15, 23, 42, 0.12);
  transform: translateX(-105%);
  transition: transform 0.2s ease;
}

.docs-sidebar.is-open {
  transform: translateX(0);
}

@media (min-width: 1024px) {
  .docs-sidebar {
    position: sticky;
    top: var(--header-height);
    inset: auto;
    width: auto;
    height: calc(100vh - var(--header-height));
    padding: 1.75rem 1.25rem 2.5rem 2rem;
    background: transparent;
    border-right: 1px solid var(--color-border);
    box-shadow: none;
    transform: none;
  }
}

.docs-sidebar__label {
  margin: 0 0.65rem 0.65rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-faint);
}

.docs-nav {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.docs-nav a {
  display: block;
  padding: 0.55rem 0.75rem;
  border-radius: 0.65rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-ink-muted);
  text-decoration: none;
}

.docs-nav a:hover {
  color: var(--color-ink);
  background: rgba(135, 76, 219, 0.06);
}

.docs-nav a[aria-current="page"] {
  color: var(--color-brand-800);
  background: var(--color-brand-50);
  box-shadow: inset 0 0 0 1px var(--color-brand-200);
  font-weight: 600;
}

.docs-sidebar__footer {
  margin-top: 1.75rem;
  padding: 1rem 0.75rem 0;
  border-top: 1px solid var(--color-border);
}

.docs-sidebar__footer p {
  margin: 0 0 0.75rem;
  font-size: 0.8rem;
  color: var(--color-ink-faint);
  line-height: 1.45;
}

.docs-overlay {
  display: none;
  position: fixed;
  inset: var(--header-height) 0 0;
  z-index: 25;
  background: rgba(15, 10, 31, 0.4);
  backdrop-filter: blur(2px);
}

.docs-overlay.is-open {
  display: block;
}

@media (min-width: 1024px) {
  .docs-overlay {
    display: none !important;
  }
}

/* ——— Main content ——— */
.docs-main {
  min-width: 0;
  padding: 1.75rem 1.5rem 3.5rem;
}

@media (min-width: 1024px) {
  .docs-main {
    padding: 2.25rem 2.5rem 4rem 2.75rem;
  }
}

.docs-article {
  max-width: var(--max-content);
}

.docs-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin: 0 0 1rem;
  font-size: 0.8rem;
  color: var(--color-ink-faint);
}

.docs-breadcrumb a {
  color: var(--color-ink-faint);
  font-weight: 500;
}

.docs-breadcrumb a:hover {
  color: var(--color-brand-700);
}

.docs-breadcrumb__sep {
  opacity: 0.5;
}

.docs-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0 0 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-brand-600);
}

.docs-article h1 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--color-ink);
}

.docs-lede {
  margin: 0 0 1.75rem;
  font-size: 1.1rem;
  line-height: 1.65;
  color: var(--color-ink-muted);
}

.docs-article h2 {
  margin: 2.25rem 0 0.75rem;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  scroll-margin-top: calc(var(--header-height) + 1rem);
}

.docs-article h3 {
  margin: 1.5rem 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 650;
  color: var(--color-ink);
  scroll-margin-top: calc(var(--header-height) + 1rem);
}

.docs-article p {
  margin: 0 0 1rem;
  color: var(--color-ink-muted);
}

.docs-article ul,
.docs-article ol {
  margin: 0 0 1.15rem;
  padding-left: 1.25rem;
  color: var(--color-ink-muted);
}

.docs-article li {
  margin-bottom: 0.4rem;
}

.docs-article li::marker {
  color: var(--color-brand-400);
}

.docs-article strong {
  color: var(--color-ink);
  font-weight: 600;
}

.docs-article code {
  padding: 0.12rem 0.4rem;
  border-radius: 0.35rem;
  font-size: 0.875em;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  color: var(--color-brand-800);
  background: var(--color-brand-50);
  box-shadow: inset 0 0 0 1px var(--color-brand-100);
}

.docs-article pre {
  margin: 0 0 1.25rem;
  padding: 1rem 1.15rem;
  overflow-x: auto;
  border-radius: var(--radius-lg);
  background: var(--color-hero);
  color: #e2e8f0;
  font-size: 0.85rem;
  line-height: 1.55;
  box-shadow: var(--shadow-card);
}

.docs-article pre code {
  padding: 0;
  color: inherit;
  background: transparent;
  box-shadow: none;
  font-size: inherit;
}

.docs-article table {
  width: 100%;
  margin: 0 0 1.35rem;
  border-collapse: collapse;
  font-size: 0.9rem;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: inset 0 0 0 1px var(--color-border);
}

.docs-article th,
.docs-article td {
  padding: 0.7rem 0.85rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--color-border);
}

.docs-article th {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-ink-faint);
  background: rgba(15, 23, 42, 0.03);
}

.docs-article tr:last-child td {
  border-bottom: none;
}

.docs-article td {
  color: var(--color-ink-muted);
}

.docs-article td strong {
  color: var(--color-ink);
}

.docs-toc {
  margin: 0 0 1.75rem;
  padding: 1rem 1.15rem;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: inset 0 0 0 1px var(--color-border);
}

.docs-toc__title {
  margin: 0 0 0.55rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ink-faint);
}

.docs-toc ol {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--color-ink-muted);
}

.docs-toc li {
  margin-bottom: 0.3rem;
}

.docs-toc a {
  font-weight: 500;
}

.docs-steps {
  margin: 0 0 1.35rem;
  padding: 0;
  list-style: none;
  counter-reset: docs-step;
}

.docs-steps > li {
  position: relative;
  margin: 0 0 0.85rem;
  padding: 1rem 1rem 1rem 3.25rem;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: inset 0 0 0 1px var(--color-border);
  color: var(--color-ink-muted);
}

.docs-steps > li::before {
  counter-increment: docs-step;
  content: counter(docs-step);
  position: absolute;
  left: 0.85rem;
  top: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 0.55rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-brand-700);
  background: var(--color-brand-50);
  box-shadow: inset 0 0 0 1px var(--color-brand-200);
}

.docs-steps > li strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--color-ink);
}

.docs-path {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem;
  margin: 0 0.15rem;
  padding: 0.1rem 0.45rem;
  border-radius: 0.4rem;
  font-size: 0.85em;
  font-weight: 600;
  color: var(--color-brand-800);
  background: var(--color-brand-50);
  box-shadow: inset 0 0 0 1px var(--color-brand-100);
  white-space: nowrap;
}

/* Screenshots — assets live in /resources/{id}-{width}x{height}.png */
.docs-figure {
  margin: 1.5rem 0 1.75rem;
  max-width: 100%;
}

.docs-figure--narrow {
  max-width: 28rem;
}

.docs-figure--portrait {
  max-width: 22rem;
}

.docs-figure img {
  display: block;
  width: 100%;
  height: auto;
  min-height: 10rem;
  border-radius: var(--radius-xl);
  object-fit: contain;
  background-color: var(--color-brand-50);
  background-image:
    linear-gradient(135deg, rgba(135, 76, 219, 0.08), rgba(14, 165, 233, 0.06)),
    repeating-linear-gradient(
      -12deg,
      transparent,
      transparent 12px,
      rgba(135, 76, 219, 0.04) 12px,
      rgba(135, 76, 219, 0.04) 24px
    );
  box-shadow: var(--shadow-card), inset 0 0 0 1px var(--color-border-strong);
}

/* Landscape placeholders (filename *-{w}x{h} with w > h) */
.docs-figure img[height="800"],
.docs-figure img[height="700"] {
  aspect-ratio: 3 / 2;
}

/* Portrait report samples */
.docs-figure img[height="1200"] {
  aspect-ratio: 3 / 4;
}

.docs-figure figcaption {
  margin-top: 0.65rem;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-ink-faint);
  text-align: center;
}

.docs-figure-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
  margin: 1.5rem 0 1.75rem;
}

@media (min-width: 640px) {
  .docs-figure-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .docs-figure-grid .docs-figure {
    margin: 0;
  }
}

.docs-callout {
  margin: 1.5rem 0;
  padding: 1rem 1.15rem;
  border-radius: var(--radius-lg);
  background: var(--color-brand-50);
  box-shadow: inset 0 0 0 1px var(--color-brand-200);
}

.docs-callout--note {
  background: #f0f9ff;
  box-shadow: inset 0 0 0 1px #bae6fd;
}

.docs-callout--warn {
  background: #fffbeb;
  box-shadow: inset 0 0 0 1px #fde68a;
}

.docs-callout__title {
  margin: 0 0 0.35rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-brand-700);
}

.docs-callout--note .docs-callout__title {
  color: #0369a1;
}

.docs-callout--warn .docs-callout__title {
  color: #b45309;
}

.docs-callout p {
  margin: 0;
  font-size: 0.95rem;
}

.docs-placeholder {
  margin: 1.5rem 0;
  padding: 1.25rem 1.35rem;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(135, 76, 219, 0.06), rgba(14, 165, 233, 0.05));
  box-shadow: inset 0 0 0 1px var(--color-border-strong);
  border: 1px dashed var(--color-brand-300);
}

.docs-placeholder__title {
  margin: 0 0 0.4rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-brand-700);
}

.docs-placeholder p {
  margin: 0;
  font-size: 0.925rem;
}

/* ——— Docs home cards ——— */
.docs-hero {
  position: relative;
  margin: -1.75rem -1.5rem 2rem;
  padding: 2.5rem 1.5rem 2.75rem;
  overflow: hidden;
  color: #fff;
  background: var(--color-hero);
}

@media (min-width: 1024px) {
  .docs-hero {
    margin: -2.25rem -2.5rem 2.25rem -2.75rem;
    padding: 3rem 2.75rem 3.25rem;
    border-radius: 0 0 1.5rem 0;
  }
}

.docs-hero__bg {
  pointer-events: none;
  position: absolute;
  inset: 0;
}

.docs-hero__bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top, rgba(119, 58, 199, 0.45), transparent 55%),
    radial-gradient(ellipse at 80% 20%, rgba(139, 92, 246, 0.25), transparent 40%),
    linear-gradient(180deg, var(--color-hero), var(--color-hero-deep));
}

.docs-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.12;
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.55) 1px, transparent 1px);
  background-size: 28px 28px;
}

.docs-hero__content {
  position: relative;
  max-width: 36rem;
}

.docs-hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.85rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: #fff;
}

.docs-hero p {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.78);
}

.docs-card-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 640px) {
  .docs-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.docs-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1.25rem 1.3rem;
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm), inset 0 0 0 1px var(--color-border);
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.docs-card:hover {
  color: inherit;
  transform: translateY(-2px);
  box-shadow: var(--shadow-card), inset 0 0 0 1px var(--color-brand-200);
}

.docs-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 0.9rem;
  border-radius: 0.75rem;
  background: var(--color-brand-50);
  color: var(--color-brand-700);
  box-shadow: inset 0 0 0 1px var(--color-brand-100);
}

.docs-card__icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.docs-card h2 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}

.docs-card p {
  margin: 0;
  flex: 1;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--color-ink-muted);
}

.docs-card__cta {
  margin-top: 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-brand-700);
}

.docs-card:hover .docs-card__cta {
  color: var(--color-brand-600);
}

/* ——— Page nav (prev/next) ——— */
.docs-pager {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: 1fr;
  margin-top: 2.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

@media (min-width: 640px) {
  .docs-pager {
    grid-template-columns: 1fr 1fr;
  }
}

.docs-pager a {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: inset 0 0 0 1px var(--color-border);
  text-decoration: none;
  color: inherit;
}

.docs-pager a:hover {
  color: inherit;
  box-shadow: inset 0 0 0 1px var(--color-brand-300);
  background: var(--color-brand-50);
}

.docs-pager a span {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-ink-faint);
}

.docs-pager a strong {
  font-size: 0.95rem;
  font-weight: 650;
  color: var(--color-ink);
}

.docs-pager a.is-next {
  text-align: right;
}

@media (min-width: 640px) {
  .docs-pager a.is-next {
    grid-column: 2;
  }
}

/* ——— Footer ——— */
.docs-footer {
  border-top: 1px solid var(--color-border-strong);
  background: var(--color-surface);
}

.docs-footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  max-width: var(--max-shell);
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

@media (min-width: 768px) {
  .docs-footer__inner {
    flex-direction: row;
    justify-content: space-between;
    padding: 2rem;
  }
}

.docs-footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
}

.docs-footer__links a {
  font-size: 0.875rem;
  color: var(--color-ink-faint);
}

.docs-footer__links a:hover {
  color: var(--color-ink);
}

.docs-footer__copy {
  margin: 0;
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--color-ink-faint);
  text-align: center;
}

.docs-footer__copy a {
  color: inherit;
}

.docs-footer__copy a:hover {
  color: var(--color-ink-muted);
}

/* ——— Utility ——— */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

body.docs-nav-open {
  overflow: hidden;
}

@media (min-width: 1024px) {
  body.docs-nav-open {
    overflow: auto;
  }
}