/* ── Ms Coetzee IT ── shared stylesheet ── */

:root {
  --bg:        #0d1117;
  --surface:   #161b22;
  --surface2:  #21262d;
  --border:    #30363d;
  --text:      #e6edf3;
  --muted:     #8b949e;
  --gr10:      #22d3ee;   /* cyan  */
  --gr11:      #a78bfa;   /* violet */
  --gr12:      #fbbf24;   /* amber */
  --accent:    var(--grade-color, #22d3ee);
  --sidebar-w: 260px;
  --radius:    6px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, sans-serif;
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── TOP NAV ── */
.topnav {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 1.5rem;
  height: 56px;
  display: flex;
  align-items: center;
  gap: 2rem;
  position: sticky;
  top: 0;
  z-index: 100;
}

.topnav-brand {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  letter-spacing: -0.02em;
}
.topnav-brand span { color: var(--gr10); }

.topnav-links {
  display: flex;
  gap: 0.25rem;
  list-style: none;
}

.topnav-links li { position: relative; }

.topnav-links > li > a,
.topnav-links > li > button {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted);
  background: none;
  border: none;
  cursor: pointer;
  transition: color .15s, background .15s;
  white-space: nowrap;
}
.topnav-links > li > a:hover,
.topnav-links > li > button:hover,
.topnav-links > li.open > button {
  color: var(--text);
  background: var(--surface2);
  text-decoration: none;
}

.topnav-links .gr10 { color: var(--gr10); }
.topnav-links .gr11 { color: var(--gr11); }
.topnav-links .gr12 { color: var(--gr12); }
.topnav-links .gr10:hover { background: rgba(34,211,238,.12); }
.topnav-links .gr11:hover { background: rgba(167,139,250,.12); }
.topnav-links .gr12:hover { background: rgba(251,191,36,.12); }
.topnav-links li > button[style*="4ade80"]:hover { background: rgba(74,222,128,.12); }

/* ── TERM PAGE STYLES ── */
.term-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 2rem;
  overflow: hidden;
}
.term-header {
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  border-bottom: 1px solid var(--border);
}
.term-num {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--accent);
  min-width: 2.5rem;
}
.term-title { font-size: 1rem; font-weight: 600; color: var(--text); }
.term-subtitle { font-size: 0.8rem; color: var(--muted); margin-top: 0.15rem; }
.term-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.term-col {
  padding: 1.25rem 1.5rem;
}
.term-col:first-child { border-right: 1px solid var(--border); }
.term-col-title {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--muted);
  margin-bottom: 0.75rem;
  font-weight: 600;
}
.term-links { list-style: none; margin: 0; padding: 0; }
.term-links li { margin-bottom: 0.35rem; }
.term-links a {
  font-size: 0.85rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.2rem 0;
}
.term-links a:hover { color: var(--accent); text-decoration: none; }
.term-links .tl-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }
.term-links .tl-plain { width: 6px; height: 6px; border-radius: 50%; background: var(--border); flex-shrink: 0; }
@media (max-width: 700px) { .term-body { grid-template-columns: 1fr; } .term-col:first-child { border-right: none; border-bottom: 1px solid var(--border); } }

/* ── EXTRAS PAGE ── */
.extras-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
  margin: 1.25rem 0;
}
.extra-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1rem 1.25rem;
}
.extra-card h4 { font-size: 0.95rem; color: var(--text); margin: 0 0 0.4rem; }
.extra-card p { font-size: 0.82rem; color: var(--muted); margin: 0; line-height: 1.5; }
.extra-tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  padding: 0.1rem 0.45rem;
  border-radius: 3px;
  margin-bottom: 0.4rem;
}
.tag-p1 { background: rgba(34,211,238,.15); color: var(--gr10); }
.tag-p2 { background: rgba(167,139,250,.15); color: var(--gr11); }
.tag-both { background: rgba(74,222,128,.15); color: #4ade80; }

/* dropdown */
.dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 230px;
  padding: 0.4rem 0;
  display: none;
  z-index: 200;
  box-shadow: 0 8px 24px rgba(0,0,0,.4);
}
li.open .dropdown { display: block; }

.dropdown-section {
  padding: 0.3rem 0.75rem 0.1rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--muted);
  margin-top: 0.4rem;
}

.dropdown a {
  display: block;
  padding: 0.45rem 1rem;
  font-size: 0.875rem;
  color: var(--text);
}
.dropdown a:hover { background: var(--surface2); text-decoration: none; }

.chevron {
  width: 12px; height: 12px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  margin-top: -3px;
  transition: transform .2s;
}
.open .chevron { transform: rotate(-135deg); margin-top: 3px; }

/* search bar */
.topnav-search {
  margin-left: auto;
  position: relative;
}
.topnav-search input {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.35rem 0.75rem 0.35rem 2rem;
  border-radius: 20px;
  font-size: 0.85rem;
  width: 200px;
  outline: none;
  transition: border-color .2s, width .2s;
}
.topnav-search input:focus { border-color: var(--accent); width: 260px; }
.topnav-search input::placeholder { color: var(--muted); }
.search-icon {
  position: absolute;
  left: 0.6rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
  font-size: 0.8rem;
}

/* search results */
#search-results {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 320px;
  max-height: 360px;
  overflow-y: auto;
  display: none;
  z-index: 300;
  box-shadow: 0 8px 24px rgba(0,0,0,.4);
}
#search-results.open { display: block; }
.sr-item { display: block; padding: 0.6rem 1rem; border-bottom: 1px solid var(--border); }
.sr-item:last-child { border-bottom: none; }
.sr-item:hover { background: var(--surface2); text-decoration: none; }
.sr-item .sr-title { font-size: 0.875rem; color: var(--text); }
.sr-item .sr-grade { font-size: 0.75rem; color: var(--muted); }
.sr-empty { padding: 1rem; color: var(--muted); font-size: 0.875rem; text-align: center; }

/* ── MAIN LAYOUT ── */
.page-wrapper {
  display: flex;
  flex: 1;
}

/* ── SIDEBAR ── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--surface);
  border-right: 1px solid var(--border);
  position: sticky;
  top: 56px;
  height: calc(100vh - 56px);
  overflow-y: auto;
  flex-shrink: 0;
  padding: 1rem 0;
}

.sidebar-grade {
  padding: 0.75rem 1rem 0.25rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--muted);
  margin-top: 0.5rem;
}

.sidebar-section {
  padding: 0.25rem 1rem 0.1rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--border);
  margin-top: 0.75rem;
}

.sidebar a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.38rem 1rem;
  font-size: 0.85rem;
  color: var(--muted);
  border-left: 3px solid transparent;
  transition: color .15s, background .15s, border-color .15s;
}
.sidebar a:hover {
  color: var(--text);
  background: var(--surface2);
  text-decoration: none;
}
.sidebar a.active {
  color: var(--accent);
  border-left-color: var(--accent);
  background: rgba(255,255,255,.04);
}

/* ── CONTENT ── */
.content {
  flex: 1;
  min-width: 0;
  padding: 2.5rem 3rem;
  max-width: 900px;
}

/* ── TYPOGRAPHY ── */
.content h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 0.5rem;
  line-height: 1.2;
}
.content h1 .grade-badge {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  background: rgba(255,255,255,.08);
  color: var(--accent);
  vertical-align: middle;
  margin-left: 0.5rem;
  position: relative;
  top: -4px;
}
.content h2 {
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text);
  margin: 2.25rem 0 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}
.content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent);
  margin: 1.5rem 0 0.5rem;
}
.content h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  margin: 1.25rem 0 0.4rem;
}
.content p { margin-bottom: 1rem; color: var(--text); }
.content ul, .content ol {
  margin: 0.5rem 0 1rem 1.5rem;
  color: var(--text);
}
.content li { margin-bottom: 0.35rem; }

.page-intro {
  font-size: 1.05rem;
  color: var(--muted);
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

/* ── CODE BLOCKS ── */
.code-block {
  position: relative;
  margin: 1.25rem 0;
}
.code-label {
  display: inline-block;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-bottom: none;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  color: var(--muted);
  border-radius: var(--radius) var(--radius) 0 0;
  font-family: 'Courier New', Courier, monospace;
}
pre {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 0 var(--radius) var(--radius) var(--radius);
  padding: 1.25rem 1.5rem;
  overflow-x: auto;
  font-size: 0.875rem;
  line-height: 1.6;
}
pre.no-label { border-radius: var(--radius); }
code {
  font-family: 'Courier New', Courier, monospace;
}
p code, li code {
  background: var(--surface2);
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
  font-size: 0.95em;
  color: var(--gr10);
}

.copy-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: var(--border);
  border: none;
  color: var(--muted);
  font-size: 0.75rem;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.copy-btn:hover { background: var(--accent); color: #000; }

/* ── CALLOUT BOXES ── */
.callout {
  border-left: 3px solid var(--accent);
  background: rgba(255,255,255,.04);
  padding: 0.9rem 1.25rem;
  margin: 1.25rem 0;
  border-radius: 0 var(--radius) var(--radius) 0;
}
.callout-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--accent);
  margin-bottom: 0.4rem;
}
.callout p { margin: 0; }
.callout.warning { border-color: var(--gr12); }
.callout.warning .callout-title { color: var(--gr12); }
.callout.tip { border-color: #4ade80; }
.callout.tip .callout-title { color: #4ade80; }

/* ── TABLE ── */
.tbl-wrap { overflow-x: auto; margin: 1.25rem 0; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
th {
  background: var(--surface2);
  padding: 0.6rem 1rem;
  text-align: left;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}
td {
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,.02); }
td code, th code { font-size: 0.95em; color: var(--gr10); }

/* ── DEFINITION LIST ── */
.def-grid {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.5rem 1.5rem;
  margin: 1rem 0;
}
.def-term {
  font-weight: 600;
  color: var(--accent);
  font-size: 0.9rem;
  padding-top: 0.1rem;
}
.def-desc { font-size: 0.9rem; }

/* ── BADGE / PILL ── */
.badge {
  display: inline-block;
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.badge-blue   { background: rgba(34,211,238,.15); color: var(--gr10); }
.badge-purple { background: rgba(167,139,250,.15); color: var(--gr11); }
.badge-amber  { background: rgba(251,191,36,.15);  color: var(--gr12); }
.badge-green  { background: rgba(74,222,128,.15);  color: #4ade80; }

/* ── HOME PAGE ── */
.home-hero {
  padding: 4rem 3rem;
  max-width: 860px;
}
.home-hero h1 {
  font-size: 2.75rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 1.25rem;
}
.home-hero p {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 560px;
  margin-bottom: 2.5rem;
}
.grade-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-bottom: 3rem;
}
.grade-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  transition: border-color .2s, transform .2s;
  cursor: pointer;
  text-decoration: none;
  display: block;
}
.grade-card:hover {
  border-color: var(--card-color);
  transform: translateY(-2px);
  text-decoration: none;
}
.grade-card-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--card-color);
  margin-bottom: 0.5rem;
}
.grade-card h3 { font-size: 1rem; color: var(--text); margin-bottom: 0.4rem; }
.grade-card p { font-size: 0.85rem; color: var(--muted); margin: 0; }
.grade-card-10 { --card-color: var(--gr10); }
.grade-card-11 { --card-color: var(--gr11); }
.grade-card-12 { --card-color: var(--gr12); }

.quick-links { margin-top: 2rem; }
.quick-links h2 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--muted);
  margin-bottom: 1rem;
}
.ql-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.5rem;
}
.ql-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.6rem 0.9rem;
  font-size: 0.85rem;
  color: var(--text);
  transition: border-color .15s;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.ql-item:hover { border-color: var(--muted); text-decoration: none; }
.ql-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }

/* ── BREADCRUMB ── */
.breadcrumb {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
  display: flex;
  gap: 0.4rem;
  align-items: center;
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--text); text-decoration: none; }
.breadcrumb-sep { color: var(--border); }

/* ── PAGE NAV ── */
.page-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  gap: 1rem;
}
.page-nav a {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.6rem 1rem;
  font-size: 0.85rem;
  color: var(--text);
  transition: border-color .15s;
  max-width: 48%;
}
.page-nav a:hover { border-color: var(--accent); text-decoration: none; }
.page-nav-label { font-size: 0.7rem; color: var(--muted); display: block; margin-bottom: 0.2rem; }
.page-nav .next { text-align: right; }

/* ── MOBILE ── */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text);
  font-size: 1.5rem;
  line-height: 1;
  padding: 0.4rem;
  margin-left: -0.3rem;
}

/* Off-canvas drawer + backdrop (hidden on desktop) */
.mobile-drawer, .mobile-backdrop { display: none; }

@media (max-width: 900px) {
  /* Top bar: compact, just hamburger + brand + search */
  .topnav { gap: 0.6rem; padding: 0 0.85rem; }
  .menu-toggle { display: block; }
  .topnav-links { display: none; }              /* moved into the drawer */
  .sidebar { display: none !important; }        /* cloned into the drawer */

  .topnav-brand { font-size: 1rem; }
  .topnav-search { margin-left: auto; flex: 0 1 auto; }
  .topnav-search input { width: 42vw; max-width: 200px; }
  .topnav-search input:focus { width: 42vw; max-width: 200px; }
  #search-results { width: min(320px, calc(100vw - 1.5rem)); }

  /* The drawer itself */
  .mobile-backdrop {
    display: block;
    position: fixed;
    inset: 56px 0 0 0;
    background: rgba(0,0,0,.55);
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s ease;
    z-index: 200;
  }
  .mobile-backdrop.open { opacity: 1; pointer-events: auto; }

  .mobile-drawer {
    display: block;
    position: fixed;
    top: 56px;
    left: 0;
    width: min(86%, 330px);
    height: calc(100vh - 56px);
    height: calc(100dvh - 56px);
    background: var(--surface);
    border-right: 1px solid var(--border);
    transform: translateX(-100%);
    transition: transform .25s ease;
    z-index: 250;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    padding-bottom: 2rem;
  }
  .mobile-drawer.open { transform: translateX(0); box-shadow: 8px 0 24px rgba(0,0,0,.4); }
  body.drawer-open { overflow: hidden; }

  .drawer-label {
    padding: 1rem 1.25rem 0.4rem;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--muted);
    font-weight: 700;
    border-top: 1px solid var(--border);
    margin-top: 0.25rem;
  }
  .drawer-label:first-child { border-top: none; margin-top: 0; }

  /* Grade nav rendered as a vertical accordion inside the drawer */
  .mobile-drawer .topnav-links { display: block; }
  .mobile-drawer .topnav-links li { position: static; }
  .mobile-drawer .nav-dropdown-btn {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 0.85rem 1.25rem;
    font-size: 1rem;
    border-radius: 0;
  }
  .mobile-drawer .dropdown {
    display: none;
    position: static;
    box-shadow: none;
    border: none;
    background: rgba(0,0,0,.18);
    min-width: 0;
    width: auto;
    padding: 0.25rem 0;
    margin: 0;
  }
  .mobile-drawer li.open .dropdown { display: block; }
  .mobile-drawer .dropdown a { padding: 0.7rem 1.25rem 0.7rem 2rem; font-size: 0.9rem; }
  .mobile-drawer .dropdown-section { padding-left: 1.25rem; }

  /* Page sidebar clone inside the drawer */
  .mobile-drawer .sidebar {
    display: block !important;
    position: static;
    width: auto;
    height: auto;
    border-right: none;
    padding: 0.25rem 0 0.5rem;
    overflow: visible;
  }
  .mobile-drawer .sidebar a { padding: 0.7rem 1.25rem; font-size: 0.9rem; }

  /* Content spacing */
  .content { padding: 1.5rem 1.25rem; max-width: 100%; }
  .content h1 { font-size: 1.65rem; }
  .content h2 { font-size: 1.2rem; }
  .content svg { max-width: 100%; height: auto; }

  .grade-cards { grid-template-columns: 1fr; }
  .home-hero { padding: 2rem 1.25rem; }
  .home-hero h1 { font-size: 2rem; }
  .home-hero p { font-size: 1rem; }

  /* Stack prev/next buttons */
  .page-nav { flex-direction: column; }
  .page-nav a { max-width: 100%; }
}

@media (max-width: 480px) {
  .content { padding: 1.25rem 0.9rem; }
  .content h1 { font-size: 1.45rem; }
  pre { padding: 0.9rem 1rem; font-size: 0.8rem; }
  .topnav-search input { width: 38vw; }
  .topnav-search input:focus { width: 38vw; }
  .home-hero h1 { font-size: 1.7rem; }
}

/* ── SYNTAX highlighting (Delphi keywords) ── */
.kw   { color: #569cd6; font-weight: 600; }     /* keyword */
.kw2  { color: #c586c0; font-weight: 600; }     /* type keyword */
.str  { color: #ce9178; }                       /* string */
.num  { color: #b5cea8; }                       /* number */
.cmt  { color: #6a9955; font-style: italic; }   /* comment */
.fn   { color: #dcdcaa; }                       /* function */
.cls  { color: #4ec9b0; }                       /* class/type */
.sql-kw { color: #569cd6; font-weight: 600; }   /* SQL keywords */
.sql-fn { color: #dcdcaa; }                     /* SQL functions */

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }

/* -- IMAGES -- */
.img-float-right {
  float: right;
  margin: 0 0 1rem 1.5rem;
  max-width: 220px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface2);
  padding: 6px;
}
.img-float-left {
  float: left;
  margin: 0 1.5rem 1rem 0;
  max-width: 220px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface2);
  padding: 6px;
}
.img-center {
  display: block;
  margin: 1rem auto;
  max-width: 100%;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface2);
  padding: 6px;
}
.img-caption {
  text-align: center;
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 0.35rem;
  margin-bottom: 1rem;
}
.hw-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
  margin: 1.25rem 0;
}
.hw-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
  text-align: center;
}
.hw-card img {
  width: 100%;
  max-height: 120px;
  object-fit: contain;
  border-radius: 4px;
  margin-bottom: 0.5rem;
}
.hw-card .hw-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.25rem;
}
.hw-card .hw-desc {
  font-size: 0.75rem;
  color: var(--muted);
  line-height: 1.4;
}
.delphi-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  margin: 1rem 0;
}
.delphi-panel img {
  width: 100%;
  display: block;
}
.delphi-panel .dp-label {
  padding: 0.5rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--surface2);
  border-top: 1px solid var(--border);
}
.clearfix::after { content: ""; display: table; clear: both; }
@media (max-width:700px) {
  .img-float-right, .img-float-left { float:none; max-width:100%; margin: 1rem 0; }
}