/* Inter (UI) + JetBrains Mono (code) are loaded as web fonts in the page <head>;
   system fonts remain as fallbacks. */

/* ============================== THEME TOKENS ============================== */
:root {
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --primary: #3a3871;
  --primary-rgb: 58,56,113;
  --accent: #5a42d4;
  --accent-hover: #7c5cff;
  --link: #5a42d4;
  --link-deco: #d6cffb;
  --page-bg: #F5F7FB;
  --bg: #ffffff;
  --bg-soft: #e7ebf3;
  --bg-sidebar: #F5F7FB;
  --text: #3a3871;
  --text-body: #27272a;
  --text-muted: #6b6b8e;
  --heading: #1f1d3d;
  --border: #e5e7eb;
  --border-strong: #d6cffb;
  --navbar-h: 64px;
  --sidebar-w: 20rem;
  --toc-w: 18rem;
  --code-bg: #f6f8fa;
  --kbd-bg: #f1f0fb;
  --card-bg: #ffffff;
  --tag-bg: #eceafd;
  /* unified radius scale */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  /* layered, soft shadows */
  --shadow-sm: 0 1px 2px rgba(15,15,40,.05);
  --shadow-md: 0 4px 14px rgba(15,15,40,.07);
  --shadow-lg: 0 14px 38px rgba(var(--primary-rgb),.13);
  --on-accent: #ffffff;
  --on-primary: #ffffff;
  --secondary: #00ace6;
  --secondary-hover: #4cc5f5;
  --sp-1: .25rem; --sp-2: .5rem; --sp-3: .75rem; --sp-4: 1rem;
  --sp-5: 1.5rem; --sp-6: 2rem; --sp-7: 3rem; --sp-8: 4rem;
  /* shared card surface — same numbers for every card class below */
  --card-radius: var(--r-lg);
  --card-shadow-rest: var(--shadow-sm);
  --card-shadow-hover: var(--shadow-lg);
  --card-lift: -3px;
  --shadow-overlay: 0 20px 60px rgba(0,0,0,.3);
  --shadow-drawer: 0 10px 40px rgba(0,0,0,.2);
}
html.dark {
  --primary: #c9c7ff;
  --secondary: #00ace6;
  --secondary-hover: #4cc5f5;
  --accent: var(--secondary);
  --accent-hover: var(--secondary-hover);
  --link: #00ace6;
  --link-deco: #3a3871;
  --page-bg: #0d0d10;
  --bg: #111114;
  --bg-soft: #18181b;
  --bg-sidebar: #0d0d10;
  --text: #ececfe;
  --text-body: #d4d4d8;
  --text-muted: #a1a1aa;
  --heading: #ffffff;
  --border: #26262b;
  --border-strong: #2f2f3a;
  --code-bg: #18181b;
  --kbd-bg: #1f1f25;
  --card-bg: #18181b;
  --tag-bg: #23232b;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
  --shadow-md: 0 4px 14px rgba(0,0,0,.45);
  --shadow-lg: 0 16px 40px rgba(0,0,0,.6);
  --on-accent: #0A1B3D;
  --on-primary: #0A1B3D;
  --shadow-overlay: 0 20px 60px rgba(0,0,0,.5);
  --shadow-drawer: 0 10px 40px rgba(0,0,0,.4);
}

/* ============================== SEMANTIC TOKENS ============================== */
:root {
  --info-bg: #eff6ff; --info-border: #60a5fa; --info-fg: #1e3a8a;
  --tip-bg: #ecfdf5; --tip-border: #34d399; --tip-fg: #065f46;
  --note-bg: #f5f3ff; --note-border: #a78bfa; --note-fg: #4c1d95;
  --warn-bg: #fffbeb; --warn-border: #fbbf24; --warn-fg: #78350f;
  --error-bg: #fef2f2; --error-border: #f87171; --error-fg: #7f1d1d;
  --badge-info-bg: #dbeafe; --badge-info-fg: #1e40af;
  --badge-warn-bg: #fef3c7; --badge-warn-fg: #92400e;
  --badge-tip-bg: #d1fae5; --badge-tip-fg: #065f46;
  --table-head-bg: #eef2fb; --table-head-fg: #0A1B3D;
}
html.dark {
  --info-bg: rgba(96,165,250,.12); --info-border: #60a5fa; --info-fg: #bfdbfe;
  --tip-bg: rgba(52,211,153,.12); --tip-border: #34d399; --tip-fg: #a7f3d0;
  --note-bg: rgba(167,139,250,.14); --note-border: #a78bfa; --note-fg: #ddd6fe;
  --warn-bg: rgba(251,191,36,.12); --warn-border: #fbbf24; --warn-fg: #fde68a;
  --error-bg: rgba(248,113,113,.12); --error-border: #f87171; --error-fg: #fecaca;
  --badge-info-bg: rgba(96,165,250,.18); --badge-info-fg: #bfdbfe;
  --badge-warn-bg: rgba(251,191,36,.18); --badge-warn-fg: #fde68a;
  --badge-tip-bg: rgba(52,211,153,.18); --badge-tip-fg: #a7f3d0;
  /* previously had no dark override at all — badges and table header used to stay light-only */
  --table-head-bg: #1f2937; --table-head-fg: #ececfe;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--navbar-h) + 16px); }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text-body);
  background: var(--page-bg);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3,h4,h5,h6 { font-family: var(--font-sans); font-weight: 700; color: var(--heading); line-height: 1.2; letter-spacing: -0.015em; }
a { color: var(--link); text-decoration: none; }

/* ============================== NAVBAR ============================== */
.navbar {
  position: sticky; top: 0; z-index: 50;
  height: var(--navbar-h);
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--border);
}
.navbar-inner { display: flex; align-items: center; gap: var(--sp-4); height: 100%; padding: 0 var(--sp-5); max-width: 100%; }
.navbar-left { display: flex; align-items: center; gap: var(--sp-3); }
.navbar-logo img { height: 22px; width: auto; }
.navbar-logo .logo-light, .card-logo .logo-light { display: block; }
.navbar-logo .logo-dark, .card-logo .logo-dark { display: none; }
html.dark .navbar-logo .logo-light, html.dark .card-logo .logo-light { display: none; }
html.dark .navbar-logo .logo-dark, html.dark .card-logo .logo-dark { display: block; }
.navbar-links { display: flex; align-items: center; gap: 1.25rem; margin-left: var(--sp-4); flex: 1; }
.nav-link { color: var(--text); font-weight: 500; font-size: .95rem; }
.nav-link:hover { color: var(--accent-hover); }
.navbar-right { display: flex; align-items: center; gap: var(--sp-2); margin-left: auto; }
.search-btn {
  display: flex; align-items: center; gap: var(--sp-2);
  background: var(--bg-soft); border: 1px solid var(--border);
  color: var(--text-muted); padding: .4rem .6rem; border-radius: .4rem;
  cursor: pointer; font-size: .85rem; font-family: inherit;
}
.search-btn:hover { border-color: var(--border-strong); }
.search-btn .drm-icon { width: 16px; height: 16px; }
.search-btn kbd, .search-input-row kbd {
  font-family: inherit; font-size: .7rem; background: var(--kbd-bg);
  border: 1px solid var(--border); border-radius: .25rem; padding: .05rem .35rem; color: var(--text-muted);
}
.nav-icon, .theme-toggle, .sidebar-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border: none; background: transparent;
  color: var(--text); cursor: pointer; border-radius: .4rem;
}
.nav-icon:hover, .theme-toggle:hover, .sidebar-toggle:hover { background: var(--bg-soft); }
.drm-icon { width: 20px; height: 20px; }
.sidebar-toggle { display: none; }
.theme-toggle .ti-dark { display: none; }
html.dark .theme-toggle .ti-light { display: none; }
html.dark .theme-toggle .ti-dark { display: inline-flex; }

/* ============================== LAYOUT ============================== */
.layout {
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0,1fr) var(--toc-w);
  max-width: 100%;
}
.sidebar {
  border-right: 1.5px solid var(--border);
  height: calc(100vh - var(--navbar-h));
  position: sticky; top: var(--navbar-h);
  overflow-y: auto; padding: 1.25rem var(--sp-3) var(--sp-7);
  background: var(--bg-sidebar);
  scrollbar-width: thin; scrollbar-color: var(--border-strong) transparent;
}
.sidebar::-webkit-scrollbar { width: 8px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: var(--r-sm); }
.sidebar::-webkit-scrollbar-thumb:hover { background: var(--accent); }
.content-wrap { min-width: 0; display: flex; flex-direction: column; min-height: calc(100vh - var(--navbar-h)); }
.content { padding: var(--sp-5) var(--sp-7) var(--sp-6); max-width: 60rem; width: 100%; }
.toc-col { padding: var(--sp-5) var(--sp-4); }
.toc { position: sticky; top: calc(var(--navbar-h) + 1.5rem); }

/* ============================== SIDEBAR NAV ============================== */
.sidebar-nav { font-size: .9rem; }
.sb-list, .sb-sublist { list-style: none; margin: 0; padding: 0; }
.sb-sublist { margin-left: var(--sp-3); padding-left: var(--sp-2); border-left: 1px solid var(--border); }
.sb-root > .sb-top > details > summary { font-weight: 700; }
.sb-item { margin: 1px 0; }
.sb-link {
  display: block; padding: .32rem var(--sp-2); border-radius: .375rem;
  color: var(--text-body); text-decoration: none; font-weight: 500;
}
.sb-link:hover { background: var(--bg-soft); color: var(--accent); }
.sb-link.current { color: var(--accent); background: color-mix(in srgb, var(--accent) 10%, transparent); font-weight: 600; }
details > summary {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--sp-1); cursor: pointer; list-style: none;
}
details > summary::-webkit-details-marker { display: none; }
details > summary > .sb-link { flex: 1; }
.sb-caret { display: inline-flex; padding: var(--sp-1); color: var(--text-muted); transition: transform .15s; }
.caret-svg { width: 14px; height: 14px; }
details[open] > summary > .sb-caret { transform: rotate(90deg); }
.sb-separator {
  font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em;
  color: var(--text-muted); margin: 1.25rem var(--sp-2) .4rem;
}
.sb-separator-new {
  color: var(--accent); margin-top: 1.75rem; padding: var(--sp-2) .6rem; border-radius: .4rem;
  background: color-mix(in srgb, var(--accent) 9%, transparent);
  border: 1px dashed color-mix(in srgb, var(--accent) 35%, transparent);
}

/* ============================== BREADCRUMB / TITLE ============================== */
.breadcrumb { font-size: .82rem; color: var(--text-muted); margin-bottom: var(--sp-4); display: flex; flex-wrap: wrap; align-items: center; gap: .4rem; }
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .current { color: var(--text-body); }
.bc-sep { opacity: .5; }
.page-title { font-size: 34px; margin: .2rem 0 var(--sp-5); font-weight: 800; letter-spacing: -0.025em; line-height: 1.15; }

/* ============================== CONTENT TYPOGRAPHY ============================== */
.content h2 { font-size: 22px; margin: 2.2rem 0 var(--sp-4); padding-bottom: .3rem; font-weight: 700; letter-spacing: -0.015em; }
.content h3 { font-size: 17.5px; margin: 1.8rem 0 .8rem; font-weight: 700; }
.content h4 { font-size: 15px; margin: 1.4rem 0 .6rem; font-weight: 700; }
.content p { margin: .3rem 0 1.4rem; line-height: 1.7; }
.content p.lead, .content .lead { font-size: 17px; line-height: 1.6; color: var(--text-muted); }
.content strong { font-weight: 700; }
.content a { color: var(--link); text-decoration: underline; text-decoration-style: dotted; text-decoration-color: var(--link-deco); text-underline-offset: 3px; }
.content a:hover { color: var(--accent-hover); }
.content ul, .content ol { margin: var(--sp-2) 0 1.4rem; padding-left: 1.4rem; }
.content li { margin: .35rem 0; }
.content img { max-width: 100%; height: auto; border-radius: var(--r-sm); border: 1px solid var(--border); }
.content hr { border: none; border-top: 1px solid var(--border); margin: var(--sp-6) 0; }
.content blockquote { border-left: 3px solid var(--border-strong); margin: var(--sp-4) 0; padding: .3rem var(--sp-4); color: var(--text-muted); }
.hanchor { color: var(--text-muted); text-decoration: none; margin-left: .4rem; opacity: 0; font-weight: 400; }
.content h2:hover .hanchor, .content h3:hover .hanchor { opacity: .6; }

/* ============================== TOC ============================== */
.toc-title { font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; color: var(--text-muted); font-weight: 700; margin: 0 0 .6rem; font-family: var(--font-sans); }
.toc ul { list-style: none; margin: 0; padding: 0; border-left: 1.5px solid var(--border); }
.toc li { margin: 0 0 .55rem; }
.toc a { display: block; padding-left: var(--sp-4); color: var(--text-muted); font-size: .85rem; border-left: 2px solid transparent; margin-left: -1.5px; }
.toc a:hover { color: var(--accent); }
.toc a.active { color: var(--accent); border-left-color: var(--accent); font-weight: 600; }

/* ============================== TABLES ============================== */
.table-wrap { display: block; width: fit-content; max-width: 100%; overflow-x: auto; border: 1px solid var(--border); border-radius: .5rem; margin: var(--sp-4) 0 1.6rem; }
h4 + .table-wrap { width: 100%; }
h4 + .table-wrap table { width: 100%; }
.content table { width: auto; border-collapse: collapse; margin: 0; font-size: .85rem; }
.content table th { background: var(--table-head-bg); color: var(--table-head-fg); text-transform: uppercase; text-align: left; font-weight: 700; font-size: .72rem; letter-spacing: .03em; padding: .6rem .8rem; border: none; }
.content table td { background: var(--card-bg); padding: .55rem .8rem; color: var(--text); border-top: 1px solid var(--border); vertical-align: top; }
html.dark .content table td { color: var(--text-body); }
.content table tr:hover td { background: var(--bg-soft); }
.compare-table { table-layout: fixed; width: 100%; }
.compare-table th:first-child,
.compare-table td:first-child { width: 42%; }
.compare-table th:not(:first-child),
.compare-table td:not(:first-child) { text-align: center; width: 29%; }
.content .compare-table td { vertical-align: middle; }
.td-icon { display: flex; flex-direction: column; align-items: center; gap: .3rem; }
.td-icon .icon-note { font-size: .8rem; font-style: italic; color: var(--text-muted); line-height: 1.45; }
/* Partial support icon — amber, used when a feature is supported but with limitations */
.content a.cta-btn { display: inline-block; background: var(--accent); color: var(--on-accent) !important; padding: .6rem 1.15rem; border-radius: .5rem; font-weight: 600; font-size: .9rem; text-decoration: none !important; transition: background .15s ease; }
.content a.cta-btn:hover { background: var(--primary); color: var(--on-primary) !important; text-decoration: none !important; }
.method-cards { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: var(--sp-4); margin: 1.2rem 0 1.6rem; }
.method-cards .card { display: flex; flex-direction: column; gap: var(--sp-3); padding: 1.25rem var(--sp-5); }
.method-cards .card h3 { margin: 0; font-size: 1rem; color: var(--heading); }
.method-cards .card p { margin: 0; font-size: .85rem; color: var(--text-muted); line-height: 1.5; }
.method-cards .card .cta-btn { align-self: flex-start; margin-top: auto; }

/* ============================== CODE ============================== */
.content pre { background: var(--code-bg); border: 1px solid var(--border); border-radius: var(--r-md); padding: var(--sp-4) 1.1rem; overflow-x: auto; font-family: var(--font-mono); font-size: .85rem; line-height: 1.55; margin: var(--sp-4) 0 var(--sp-5); }
.content code { font-family: var(--font-mono); font-size: .87em; }
.content :not(pre) > code { background: var(--bg-soft); border: 1px solid var(--border); padding: .1rem .35rem; border-radius: .25rem; color: var(--accent-hover); }
.codehilite { background: var(--code-bg) !important; position: relative; }
.codehilite pre { margin: 0; border: none; }
.copy-btn { position: absolute; top: .5rem; right: .5rem; background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--r-sm); padding: .2rem var(--sp-2); font-size: .72rem; font-family: var(--font-sans); color: var(--text-muted); cursor: pointer; opacity: 0; transition: opacity .15s, color .15s, border-color .15s; }
.codehilite:hover .copy-btn, .content pre:hover .copy-btn, .copy-btn:focus-visible { opacity: 1; }
/* touch devices have no :hover — keep it visible (if dimmer) so it stays discoverable */
@media (hover: none) { .copy-btn { opacity: .85; } }
.copy-btn:hover { color: var(--accent); border-color: var(--accent); }
.copy-btn.copied { color: var(--accent); opacity: 1; }
.content pre { position: relative; }

/* ============================== CALLOUTS ============================== */
.callout { display: flex; gap: .7rem; align-items: flex-start; padding: .7rem .9rem; margin: 1.1rem 0; border-radius: .4rem; border-left: 4px solid; font-size: 14px; }
.callout-icon { flex-shrink: 0; margin-top: .1rem; }
.callout-icon .drm-icon { width: 18px; height: 18px; }
.callout-icon .callout-emoji { font-size: 1.25rem; line-height: 1; }
.callout-body { flex: 1; min-width: 0; }
.callout-body > :first-child { margin-top: 0; }
.callout-body > :last-child { margin-bottom: 0; }
.callout-body p { margin: .2rem 0 var(--sp-2); }
.callout-title { font-weight: 700; margin-bottom: var(--sp-1) !important; }
.callout-info    { background: var(--info-bg); border-color: var(--info-border); color: var(--info-fg); }
.callout-tip     { background: var(--tip-bg); border-color: var(--tip-border); color: var(--tip-fg); }
.callout-note    { background: var(--note-bg); border-color: var(--note-border); color: var(--note-fg); }
.callout-warning { background: var(--warn-bg); border-color: var(--warn-border); color: var(--warn-fg); }
.callout-error   { background: var(--error-bg); border-color: var(--error-border); color: var(--error-fg); }
.callout a { color: inherit; text-decoration: underline; }

/* ============================== CARD SYSTEM ============================== */
/* Shared card surface — apply .card to every card element */
.card { border: 1px solid var(--border); border-radius: var(--card-radius); background: var(--card-bg); box-shadow: var(--card-shadow-rest); }
/* Interactive (link) cards — hover lifts card and brightens border */
.card--interactive { text-decoration: none !important; color: inherit; transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease; }
.card--interactive:hover { border-color: var(--border-strong); box-shadow: var(--card-shadow-hover); transform: translateY(var(--card-lift)); }
/* Two-zone split card: white header over tinted body */
.card--split { overflow: hidden; display: flex; flex-direction: column; }
/* Accent-tinted static info panel — no link affordance */
.card--accent { background: color-mix(in srgb, var(--accent) 9%, var(--card-bg)); border-color: transparent; box-shadow: none; cursor: default; }
.card--accent:hover { border-color: transparent; box-shadow: none; transform: none; }
.card--accent .card-icon { background: color-mix(in srgb, var(--accent) 20%, var(--card-bg)); border-color: transparent; }

/* ============================== CARDS ============================== */
.drm-cards { display: grid; grid-template-columns: repeat(var(--cols,2), minmax(0,1fr)); gap: var(--sp-4); margin: 1.2rem 0 1.6rem; }
.drm-cards .card { position: relative; display: block; padding: 16px 18px; color: var(--text); }
.card-head { display: flex; flex-direction: column; align-items: flex-start; gap: .65rem; }

/* Link cards: arrow affordance + accent-colored title on hover */
.drm-cards a.card:not(.has-tag) { padding-right: 2.4rem; }
.card-arrow { position: absolute; top: .85rem; right: .85rem; width: 16px; height: 16px; color: var(--text-muted); opacity: .55; transition: transform .18s ease, color .18s ease, opacity .18s ease; }
.card--interactive:hover .card-arrow { color: var(--accent); opacity: 1; transform: translateX(3px); }
.drm-cards .card--interactive:hover .card-title { color: var(--accent); }

.quickstart-cards { margin: 1.2rem 0 1.6rem; }
/* Tagged "picker" cards: tag is a top badge in normal flow, card centred with icon stacked above title */
.card.has-tag { text-align: center; padding-top: var(--sp-5); }
.card.has-tag .card-tag { position: static; display: inline-block; margin: 0 0 var(--sp-4); }
.card.has-tag .card-head { flex-direction: column; align-items: center; gap: .7rem; }
.card.has-tag .card-subtitle { text-align: center; }
.card-icon {
  display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0;
  width: 34px; height: 34px; border-radius: 8px;
  background: color-mix(in srgb, var(--accent) 12%, var(--card-bg));
  border: 1px solid color-mix(in srgb, var(--accent) 18%, transparent);
}
.card-icon .drm-icon { width: 18px; height: 18px; color: var(--accent); }
.card-title { font-family: var(--font-sans); font-size: 15px; font-weight: 600; color: var(--heading); }
.card-subtitle { margin: .35rem 0 0; color: var(--text-muted); font-size: 13px; line-height: 1.5; }
.card-image img { width: 100%; border-radius: .25rem; margin-bottom: .6rem; }
.card-tag { font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; background: var(--tag-bg); color: var(--accent); padding: .12rem .45rem; border-radius: .25rem; }
.up-right { position: absolute; top: .6rem; right: .6rem; }

/* ============================== STEPS ============================== */
.steps { counter-reset: step; }
.step {
  background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--card-radius);
  box-shadow: var(--card-shadow-rest); padding: 1.3rem 1.6rem 1.45rem; margin: 1.1rem 0;
}
.step > :first-child { margin-top: 0; }
.step > :last-child { margin-bottom: 0; }
.steps h3, .steps h4 { display: flex; align-items: center; font-family: var(--font-sans); }
.steps .tab-panel h3, .steps .tab-panel h4 { display: block; counter-increment: none; }
.steps .tab-panel h3:before, .steps .tab-panel h4:before { display: none; }
.steps h3:before, .steps h4:before {
  counter-increment: step; content: counter(step);
  flex: 0 0 32px; height: 32px; box-sizing: border-box;
  margin-left: 0; margin-right: .8rem; border: none;
  border-radius: .45rem;
  background: var(--accent); color: var(--on-accent);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: .9rem; font-weight: 700; line-height: 1;
}

/* ============================== TABS ============================== */
.drm-tabs { margin: 1.2rem 0 1.6rem; }
/* Folder-style tabs: rounded top corners only, tabs sit on a bottom border line */
.tab-nav { display: flex; flex-wrap: wrap; gap: 4px; align-items: flex-end; background: transparent; border: none; border-bottom: 2px solid var(--border); padding: 0; max-width: 100%; }
.tab-btn { background: var(--card-bg); border: 2px solid var(--border); border-bottom: 2px solid var(--card-bg); border-top-left-radius: 8px; border-top-right-radius: 8px; border-bottom-left-radius: 0; border-bottom-right-radius: 0; padding: .42rem .85rem; margin-bottom: -2px; cursor: pointer; font-family: inherit; font-size: .875rem; color: var(--text-muted); font-weight: 400; white-space: nowrap; transition: background-color .15s ease, color .15s ease, border-color .15s ease; }
.tab-btn:not(.active):hover { background: color-mix(in srgb, var(--accent) 10%, var(--card-bg)); color: var(--accent); border-color: var(--accent); border-bottom-color: var(--card-bg); }
.tab-btn.active { background: var(--accent); color: var(--on-accent); border-color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }
.tab-panel { display: none; padding: 1.1rem .1rem; }
.tab-panel.active { display: block; }
/* Card-style tab nav — used for org-type selector on license request page */
.tab-nav.card-nav { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: var(--sp-4); background: none; border: none; border-radius: 0; padding: 0; max-width: 100%; margin-bottom: var(--sp-1); }
.tab-nav.card-nav .tab-btn { position: relative; display: flex; flex-direction: column; gap: .65rem; padding: 16px 36px 16px 18px; border: 1px solid var(--border); border-radius: var(--card-radius); background: var(--card-bg); color: var(--text); text-align: left; font-size: inherit; font-weight: inherit; cursor: pointer; white-space: normal; transition: border-color .15s, box-shadow .15s, transform .15s; align-self: stretch; }
.tab-nav.card-nav .tab-btn:hover { border-color: var(--border-strong); box-shadow: var(--card-shadow-hover); transform: translateY(var(--card-lift)); color: var(--text); }
.tab-nav.card-nav .tab-btn.active { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 6%, var(--card-bg)); font-weight: inherit; color: var(--text); }
.tab-nav.card-nav .tab-btn .card-title { color: var(--heading); font-weight: 600; font-size: .95rem; }
.tab-nav.card-nav .tab-btn.active .card-title { color: var(--accent); }
.tab-nav.card-nav .tab-btn .card-subtitle { font-size: .8rem; color: var(--text-muted); line-height: 1.5; }
.tab-nav.card-nav .tab-btn .card-arrow { position: absolute; top: .85rem; right: .85rem; width: 16px; height: 16px; color: var(--text-muted); opacity: .55; transition: transform .18s, color .18s, opacity .18s; }
.tab-nav.card-nav .tab-btn:hover .card-arrow { color: var(--accent); opacity: 1; transform: translateX(3px); }
.tab-nav.card-nav .tab-btn.active .card-arrow { color: var(--accent); opacity: 1; }
.tab-panel > :first-child { margin-top: 0; }

/* ============================== DETAILS ============================== */
.hx-details { border: 1px solid var(--border); border-radius: .4rem; padding: var(--sp-1) var(--sp-4); margin: 1.1rem 0; background: var(--card-bg); }
.hx-details > summary { cursor: pointer; font-weight: 600; padding: .6rem 0; color: var(--heading); font-family: var(--font-sans); }
.details-body { padding: 0 0 .6rem; }

/* ============================== BADGES / INLINE ICON / FIGURE / VIDEO ============================== */
.hx-badge { display: inline-block; font-size: .68rem; font-weight: 700; text-transform: uppercase; padding: .1rem .45rem; border-radius: .25rem; vertical-align: middle; margin-right: .3rem; }
.badge-info { background: var(--badge-info-bg); color: var(--badge-info-fg); }
.badge-warning { background: var(--badge-warn-bg); color: var(--badge-warn-fg); }
.badge-tip, .badge-success { background: var(--badge-tip-bg); color: var(--badge-tip-fg); }
.inline-icon { display: inline-flex; vertical-align: middle; }
.inline-icon .drm-icon { width: 18px; height: 18px; }
.table-icon { display: inline-flex; vertical-align: middle; }
.table-icon .drm-icon { width: 18px; height: 18px; }
.table-icon--yes { color: var(--accent); }
.table-icon--no { color: var(--error-fg); }
/* Screenshot placeholders */
.screenshot-ph { margin: 1.4rem 0; }
.screenshot-ph .ss-box {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .35rem;
  text-align: center; padding: 2.2rem var(--sp-5); border: 2px dashed var(--border-strong);
  border-radius: .6rem; background: color-mix(in srgb, var(--accent) 5%, var(--card-bg));
  color: var(--text-muted);
}
.screenshot-ph .ss-icon { width: 34px; height: 34px; color: var(--accent); opacity: .8; }
.screenshot-ph .ss-label { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--accent); }
.screenshot-ph .ss-desc { font-size: .92rem; color: var(--text-body); max-width: 46rem; }
.screenshot-ph .ss-file { font-family: var(--font-mono); font-size: .78rem; color: var(--text-muted); background: var(--bg-soft); padding: .1rem .45rem; border-radius: .25rem; }
.drm-figure { margin: 1.2rem 0; text-align: center; }
.drm-figure figcaption { font-size: .82rem; color: var(--text-muted); margin-top: var(--sp-2); }
.hx-video { position: relative; margin: 1.2rem 0; }
.hx-video video, .hx-video iframe { width: 100%; aspect-ratio: 16/9; border: 1px solid var(--border); border-radius: var(--r-md); }

/* ============================== IMAGE LIGHTBOX ============================== */
/* Figure/screenshot images are clickable — magnifying-glass cursor signals it. */
.content .drm-figure img { cursor: zoom-in; }
.lightbox-overlay { position: fixed; inset: 0; z-index: 1000; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .8rem; padding: 2.5rem; background: rgba(15,15,40,.85); cursor: zoom-out; opacity: 0; visibility: hidden; transition: opacity .18s ease, visibility .18s ease; }
.lightbox-overlay.open { opacity: 1; visibility: visible; }
.lightbox-overlay img { max-width: 95vw; max-height: 86vh; border-radius: var(--r-md); box-shadow: var(--shadow-lg); background: var(--card-bg); cursor: default; }
.lightbox-cap { color: #fff; opacity: .9; font-size: .9rem; text-align: center; max-width: 60rem; }
.lightbox-close { position: absolute; top: 1rem; right: 1.2rem; width: 40px; height: 40px; border: none; border-radius: 50%; background: rgba(255,255,255,.14); color: #fff; font-size: 1.6rem; line-height: 1; cursor: pointer; display: flex; align-items: center; justify-content: center; }
.lightbox-close:hover { background: rgba(255,255,255,.26); }

/* ============================== COMPARISON ============================== */
.comparison-container { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-4); margin: 1.2rem 0; }
.comparison-container .table-container { border: 1px solid var(--border); border-collapse: collapse; width: 100%; }
.comparison-container th, .comparison-container td { padding: .6rem .8rem; border: 1px solid var(--border); font-size: .85rem; text-align: left; vertical-align: top; }
.comparison-container .header { background: var(--primary); color: var(--on-primary); font-size: 1rem; }
.comparison-container .header-express { background: var(--accent-hover); color: var(--on-accent); }
.comparison-container .sub-header, .comparison-container .sub-header-express { background: var(--bg-soft); font-style: italic; }
.comparison-container .highlight, .comparison-container .highlight-express { font-weight: 700; background: var(--bg-soft); white-space: nowrap; }
@media (max-width: 900px) { .comparison-container { grid-template-columns: 1fr; } }

/* ============================== FOOTER ============================== */
.page-footer { margin-top: auto; padding: var(--sp-6) var(--sp-7); color: var(--text-muted); font-size: .8rem; border-top: 1px solid var(--border); }

/* ============================== HOME ============================== */
body.home .home-main {
  min-height: calc(100vh - var(--navbar-h)); display: flex; flex-direction: column;
  background:
    radial-gradient(60rem 26rem at 50% -6rem, color-mix(in srgb, var(--accent) 14%, transparent), transparent 70%),
    var(--page-bg);
}
.home-inner { max-width: 1280px; margin: 0 auto; padding: 3.5rem var(--sp-5) var(--sp-6); width: 100%; flex: 1; }
.hero-headline { font-size: 2.8rem; text-align: center; margin: var(--sp-4) 0 .3rem; letter-spacing: -.02em; }
.hero-subtitle { text-align: center; color: var(--text-muted); font-size: 1.15rem; margin: 0 0 var(--sp-4); }
.learning-centre-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: var(--sp-5); margin-top: var(--sp-7); align-items: stretch; }
/* two hero products side by side */
.product-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: var(--sp-5); margin-top: var(--sp-7); align-items: stretch; max-width: 880px; margin-left: auto; margin-right: auto; }
/* training/resource row below the products */
.resource-section { max-width: 880px; margin: 2.25rem auto 0; }
.resource-label { display: flex; align-items: center; gap: .9rem; font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--text-muted); margin-bottom: var(--sp-4); }
.resource-label::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.resource-card .card-logo { width: 56px; height: 56px; }
@media (max-width: 620px) { .product-grid { grid-template-columns: 1fr; } }
/* Two-zone card: white header (logo + title) over a purple-tinted body (subtitle + text). */
.lc-head { background: var(--card-bg); padding: 1.6rem 1.6rem 1.2rem; display: flex; flex-direction: column; align-items: flex-start; gap: .9rem; }
.lc-body { background: color-mix(in srgb, var(--accent) 7%, var(--card-bg)); border-top: 1px solid var(--border); padding: 1.15rem 1.6rem var(--sp-5); flex: 1; }
.card-logo { flex-shrink: 0; height: 60px; display: flex; align-items: center; justify-content: center; }
.card-logo img { height: 60px; width: auto; max-width: 200px; object-fit: contain; }
.card-logo--dmc { width: 120px; background-image: url('/images/logos/landing/dmc-pos.svg'); background-repeat: no-repeat; background-size: contain; background-position: left center; }
html.dark .card-logo--dmc { background-image: url('/images/logos/landing/dmc-neg.svg'); }
.card--split .card-title { font-size: 1.3rem; margin: 0; }
.card--split .card-subtitle { color: var(--accent); font-weight: 600; margin: 0 0 var(--sp-2); }
.card--split .card-description { color: var(--text-muted); font-size: .9rem; margin: 0; }
@media (max-width: 900px) { .learning-centre-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 620px) { .learning-centre-grid { grid-template-columns: 1fr; } }

/* ============================== OVERVIEW PAGE ============================== */
.overview-page .ov-hero {
  position: relative; margin: var(--sp-1) 0 var(--sp-6); padding: 2.5rem 2.25rem 2.75rem;
  border-radius: var(--r-lg); border: 1px solid var(--border); overflow: hidden;
  background:
    radial-gradient(42rem 20rem at 16% -25%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 70%),
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 11%, var(--card-bg)), var(--card-bg) 62%);
}
.ov-hero-eyebrow { display: inline-block; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .14em; color: var(--accent); margin-bottom: .65rem; }
.ov-hero-title { font-size: 2.15rem; line-height: 1.18; letter-spacing: -.02em; margin: 0 0 .85rem; max-width: 40ch; }
.ov-hero-lead { font-size: 1.12rem; line-height: 1.6; color: var(--text-body); margin: 0; max-width: 62ch; }
@media (max-width: 720px){ .ov-hero-title { font-size: 1.75rem; } }

/* paired product videos */
.video-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; margin: var(--sp-4) 0 var(--sp-5); }
.video-label { font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--accent); margin-bottom: var(--sp-2); }
@media (max-width: 720px){ .video-grid { grid-template-columns: 1fr; } }

/* migration lifecycle strip */
.lifecycle { display: grid; grid-template-columns: repeat(5,1fr); gap: var(--sp-3); margin: 1.25rem 0 1.75rem; }
.lc-step { position: relative; background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--r-md); padding: var(--sp-4) .9rem; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; gap: .35rem; }
.lc-num { display: inline-flex; align-items: center; justify-content: center; width: 30px; height: 30px; border-radius: 9999px; background: color-mix(in srgb, var(--accent) 14%, var(--card-bg)); color: var(--accent); font-weight: 700; font-size: .9rem; border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent); }
.lc-label { font-weight: 700; color: var(--heading); }
.lc-desc { font-size: .82rem; color: var(--text-muted); line-height: 1.45; }
.lc-step:not(:last-child)::after { content: ''; position: absolute; top: 1.7rem; right: -.5rem; width: .55rem; height: .55rem; border-top: 2px solid var(--border-strong); border-right: 2px solid var(--border-strong); transform: rotate(45deg); z-index: 1; }
@media (max-width: 860px){ .lifecycle { grid-template-columns: 1fr; } .lc-step:not(:last-child)::after { display: none; } }

/* ============================== SEARCH ============================== */
.search-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 100; padding-top: 12vh; }
.search-overlay.open { display: block; }
.search-box { max-width: 600px; margin: 0 auto; background: var(--bg); border: 1px solid var(--border); border-radius: .6rem; box-shadow: var(--shadow-overlay); overflow: hidden; }
.search-input-row { display: flex; align-items: center; gap: .6rem; padding: .9rem var(--sp-4); border-bottom: 1px solid var(--border); }
.search-input-row .drm-icon { color: var(--text-muted); }
#search-input { flex: 1; border: none; outline: none; background: transparent; font-size: 1.05rem; font-family: inherit; color: var(--text-body); }
.search-results { min-height: 10rem; max-height: 60vh; overflow-y: auto; }
.search-result { display: block; padding: .85rem 1.25rem; border-bottom: 1px solid var(--border); text-decoration: none; }
.search-result:hover, .search-result.sel { background: var(--bg-soft); }
.search-result .sr-title { font-weight: 600; color: var(--heading); font-family: var(--font-sans); }
.search-result .sr-section { font-size: .75rem; color: var(--accent); margin-bottom: .2rem; font-weight: 500; }
.search-result .sr-snippet { font-size: .82rem; color: var(--text-muted); margin-top: var(--sp-1); line-height: 1.5; }
.search-result mark { background: rgba(var(--primary-rgb),.18); color: inherit; border-radius: 2px; }
.search-empty { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--sp-2); min-height: 10rem; padding: var(--sp-6) var(--sp-5); color: var(--text-muted); font-size: .9rem; }

/* ============================== RESPONSIVE ============================== */
@media (max-width: 1280px) { .toc-col { display: none; } .layout { grid-template-columns: var(--sidebar-w) minmax(0,1fr); } }
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .navbar-links { display: none; }
  .sidebar-toggle { display: inline-flex; }
  .sidebar { position: fixed; left: 0; top: var(--navbar-h); width: 80%; max-width: 340px; z-index: 40; transform: translateX(-100%); transition: transform .2s; box-shadow: var(--shadow-drawer); }
  .sidebar.open { transform: translateX(0); }
  .content { padding: 1.25rem 1.25rem var(--sp-6); }
  .search-btn span { display: none; }
}

/* ============================== SCAN-AWS GUIDE PAGES ============================== */
/* Steps rendered as standalone white boxes (no timeline) */
/* Code blocks with a filename header + download button — site-wide component (was page-scoped to .aws-guide with a private dark palette; now themed like every other code block) */
.code-block { margin: var(--sp-4) 0 var(--sp-5); border-radius: .5rem; overflow: hidden; border: 1px solid var(--border); }
.code-header {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--bg-soft); color: var(--text-body); padding: var(--sp-2) .9rem;
  font-family: var(--font-mono); font-size: .8rem;
}
.code-header .fname { opacity: .9; }
.dl-btn {
  display: inline-flex; align-items: center; gap: .35rem; cursor: pointer;
  background: transparent; border: none; color: var(--accent); font: inherit; font-weight: 600;
}
.dl-btn:hover { color: var(--accent-hover); }
.dl-btn svg { width: 15px; height: 15px; }
/* nested codehilite already themed by the global .codehilite rule above — just trims its border/radius inside the header/body chrome */
.code-block .codehilite { border: none; border-radius: 0; }

/* Choose-your-scan cards */
.scan-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-5); margin: var(--sp-5) 0 var(--sp-6); }
.scan-cards .card { display: flex; flex-direction: column; padding: 1.6rem 1.7rem; }
.scan-card-icon {
  display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px;
  background: var(--accent); color: var(--on-accent); border-radius: .6rem; margin-bottom: var(--sp-4);
}
.scan-card-icon .drm-icon, .scan-card-icon svg { width: 26px; height: 26px; }
.scan-card-title { font-family: var(--font-sans); font-weight: 600; font-size: 1.35rem; margin: .1rem 0 var(--sp-2); color: var(--heading); }
.scan-cards .card p { color: var(--text-muted); margin: .2rem 0 .9rem; }
.scan-cards .card ul { margin: .2rem 0 1.4rem; padding-left: 1.2rem; }
.scan-cards .card li { margin: .35rem 0; color: var(--text-body); font-size: .92rem; }
.scan-cta {
  margin-top: auto; align-self: flex-start; background: var(--accent); color: var(--on-accent);
  padding: .6rem 1.15rem; border-radius: .5rem; font-weight: 600; font-size: .9rem;
}
.scan-cards .card--interactive:hover .scan-cta { background: var(--primary); }
@media (max-width: 800px) { .scan-cards { grid-template-columns: 1fr; } }

/* Hosting-method comparison cards (side-by-side) */
.hosting-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-5); margin: var(--sp-5) 0 var(--sp-6); }
.hosting-cards .card { display: flex; flex-direction: column; padding: 1.6rem 1.7rem; }
.hosting-card-icon {
  display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px;
  background: var(--accent); color: var(--on-accent); border-radius: .6rem; margin-bottom: var(--sp-4);
}
.hosting-card-icon .drm-icon, .hosting-card-icon svg { width: 26px; height: 26px; }
.hosting-card-title { display: block; font-weight: 600; font-size: 1.35rem; color: var(--heading); margin: .1rem 0 var(--sp-2); }
.hosting-cards .card > p { color: var(--text-muted); margin: .2rem 0 var(--sp-4); }
.hosting-cards .card h4 { font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; color: var(--text-muted); margin: var(--sp-4) 0 var(--sp-2); }
.hosting-cards .card ul, .hosting-cards .card ol { margin: .2rem 0 .6rem; padding-left: 1.25rem; }
.hosting-cards .card li { margin: .3rem 0; font-size: .92rem; }
.content a.hosting-cta {
  margin-top: auto; align-self: flex-start; background: linear-gradient(135deg, var(--accent), var(--primary)); color: var(--on-accent) !important;
  padding: .6rem 1.15rem; border-radius: .5rem; font-weight: 600; font-size: .9rem; text-decoration: none !important;
  transition: opacity .15s ease, transform .15s ease;
}
.content a.hosting-cta:hover { opacity: .88; transform: translateY(-1px); color: var(--on-accent) !important; text-decoration: none !important; }
@media (max-width: 800px) { .hosting-cards { grid-template-columns: 1fr; } }
