/* ==========================================================================
   十博电竞站 · 共享样式 /assets/site.css
   赛季档案室 × 数据指挥中心：深空蓝黑底 + 电光青状态线 + 印刷描边档案卡
   ========================================================================== */

/* 1. Reset ---------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

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

body, h1, h2, h3, h4, h5, p, ul, ol, li, figure, blockquote, dl, dd, table, th, td {
  margin: 0;
}

ul, ol { padding: 0; list-style: none; }

img, svg, video { display: block; max-width: 100%; }

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

a { color: inherit; text-decoration: none; }

table { width: 100%; border-collapse: collapse; }

[hidden] { display: none !important; }

/* 2. Tokens --------------------------------------------------------------- */
:root {
  --bg: #060B17;
  --panel: #0E1626;
  --line: #1E2A3E;
  --raised: #161F33;
  --text: #E8EDF6;
  --muted: #94A2BA;
  --faint: #7A8AA3;
  --cyan: #38E1D0;
  --violet: #8A6BFF;
  --amber: #FFB648;
  --tail: #0A2A33;

  --cyan-12: rgba(56, 225, 208, 0.12);
  --violet-12: rgba(138, 107, 255, 0.12);
  --amber-08: rgba(255, 182, 72, 0.08);

  --font-sans: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", ui-monospace, "Cascadia Mono", Consolas, "Liberation Mono", monospace;

  --dur: 190ms;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --header-h: 64px;
}

@media (min-width: 768px) {
  :root { --header-h: 72px; }
}

/* 3. Base type & page ----------------------------------------------------- */
body {
  min-height: 100vh;
  background-color: var(--bg);
  background-image:
    radial-gradient(900px 520px at 86% -10%, rgba(138, 107, 255, 0.16), transparent 70%),
    radial-gradient(720px 440px at 2% 4%, rgba(56, 225, 208, 0.10), transparent 72%),
    linear-gradient(180deg, #060B17 0%, #070D1B 58%, #08111F 100%);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--cyan); color: #04121A; }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 2px;
}

.sb-display {
  font-size: clamp(2rem, 4.8vw, 3.75rem);
  line-height: 1.06;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
}

.sb-h2 {
  font-size: clamp(1.375rem, 2.4vw, 2rem);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.015em;
}

.sb-h3 {
  font-size: 1.125rem;
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.sb-lede {
  max-width: 64ch;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--muted);
}

.sb-text {
  max-width: 70ch;
  font-size: 16px;
  line-height: 1.75;
  color: #C6D2E4;
}

.sb-label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1.6;
  color: var(--muted);
  text-transform: uppercase;
}

.sb-mono {
  font-family: var(--font-mono);
  font-size: 0.94em;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.sb-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
  text-transform: uppercase;
}

.sb-eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--cyan);
}

.sb-rule {
  height: 1px;
  border: 0;
  background: var(--line);
}

/* 4. Layout --------------------------------------------------------------- */
.sb-container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 20px;
}

@media (min-width: 768px) {
  .sb-container { padding-inline: 32px; }
}

.sb-main { padding-top: var(--header-h); }
.sb-main--overlay { padding-top: 0; }

.sb-section {
  position: relative;
  padding-block: clamp(48px, 7vw, 96px);
}

.sb-section--tight { padding-block: clamp(32px, 4vw, 56px); }

.sb-section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px 24px;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.sb-pagehead {
  padding-block: clamp(28px, 4vw, 48px) clamp(12px, 2vw, 20px);
}

.sb-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

@media (min-width: 768px) {
  .sb-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 20px;
  }
}

.sb-col-3, .sb-col-4, .sb-col-6, .sb-col-8, .sb-col-12 { grid-column: span 4; }

@media (min-width: 768px) {
  .sb-col-3 { grid-column: span 3; }
  .sb-col-4 { grid-column: span 4; }
  .sb-col-6 { grid-column: span 6; }
  .sb-col-8 { grid-column: span 8; }
  .sb-col-12 { grid-column: span 12; }
}

/* 5. Panels / cards ------------------------------------------------------- */
.sb-panel {
  position: relative;
  padding: clamp(18px, 2.4vw, 28px);
  border: 1px solid var(--line);
  background: var(--panel);
}

.sb-panel--raised { background: var(--raised); }

.sb-card {
  position: relative;
  display: block;
  padding: 20px;
  border: 1px solid var(--line);
  background: var(--panel);
  transition: transform var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              background-color var(--dur) var(--ease);
}

.sb-card::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 12px;
  height: 12px;
  border-top: 2px solid var(--cyan);
  border-left: 2px solid var(--cyan);
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
  pointer-events: none;
}

.sb-card:hover,
.sb-card:focus-within {
  transform: translateY(-2px);
  border-color: var(--cyan);
  background: var(--raised);
}

.sb-card:hover::before,
.sb-card:focus-within::before { opacity: 1; }

.sb-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 16px;
  margin-bottom: 10px;
}

.sb-card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.4;
}

.sb-card__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* 6. Tags / KPI / notes --------------------------------------------------- */
.sb-tag {
  display: inline-block;
  padding: 3px 8px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 1.5;
  transition: color var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              background-color var(--dur) var(--ease);
}

.sb-tag--cyan { color: var(--cyan); border-color: rgba(56, 225, 208, 0.42); background: var(--cyan-12); }
.sb-tag--violet { color: var(--violet); border-color: rgba(138, 107, 255, 0.42); background: var(--violet-12); }
.sb-tag--amber { color: var(--amber); border-color: rgba(255, 182, 72, 0.42); background: var(--amber-08); }

.sb-kpi {
  border-left: 2px solid var(--cyan);
  padding-left: 14px;
}

.sb-kpi__value {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.1;
  color: var(--text);
  letter-spacing: -0.01em;
}

.sb-kpi__label {
  margin-top: 6px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.sb-kpi--violet { border-left-color: var(--violet); }
.sb-kpi--violet .sb-kpi__value { color: var(--violet); }
.sb-kpi--amber { border-left-color: var(--amber); }
.sb-kpi--amber .sb-kpi__value { color: var(--amber); }

.sb-note {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--amber);
  background: var(--amber-08);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text);
}

.sb-list-tick li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 8px;
  font-size: 15px;
  line-height: 1.75;
  color: #C6D2E4;
}

.sb-list-tick li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 2px;
  background: var(--cyan);
}

/* 7. Buttons -------------------------------------------------------------- */
.sb-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 16px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.4;
  transition: color var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              background-color var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              transform var(--dur) var(--ease);
}

.sb-btn--primary {
  border-color: var(--cyan);
  background: var(--cyan);
  color: #04121A;
}

.sb-btn--primary:hover,
.sb-btn--primary:focus-visible {
  background: #5CEBDD;
  border-color: #5CEBDD;
  box-shadow: 0 0 0 3px var(--cyan-12);
  transform: translateY(-1px);
}

.sb-btn--ghost:hover,
.sb-btn--ghost:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  background: var(--cyan-12);
}

/* 8. Chips ---------------------------------------------------------------- */
.sb-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border: 1px solid var(--line);
  background: rgba(14, 22, 38, 0.74);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  line-height: 1.5;
  white-space: nowrap;
}

.sb-chip__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 3px rgba(255, 182, 72, 0.16);
  animation: sb-pulse 2400ms ease-in-out infinite;
}

@keyframes sb-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.55; transform: scale(0.86); }
}

/* 9. Header --------------------------------------------------------------- */
.sb-skip {
  position: absolute;
  top: -72px;
  left: 16px;
  z-index: 90;
  padding: 10px 16px;
  background: var(--cyan);
  color: #04121A;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: top var(--dur) var(--ease);
}

.sb-skip:focus { top: 10px; }

.sb-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 60;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease);
}

.sb-header[data-scrolled] {
  background: rgba(6, 11, 23, 0.94);
  border-bottom-color: var(--line);
  box-shadow: 0 1px 0 rgba(30, 42, 62, 0.9), 0 14px 34px -26px #000;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.sb-header__inner {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  max-width: 1200px;
  height: var(--header-h);
  margin-inline: auto;
  padding-inline: 20px;
}

@media (min-width: 768px) {
  .sb-header__inner { padding-inline: 32px; }
}

.sb-header__rail {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: transparent;
}

.sb-header__progress {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
}

/* brand */
.sb-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: none;
}

.sb-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  flex: none;
  border: 1px solid var(--line);
  background: var(--panel);
  transition: border-color var(--dur) var(--ease);
}

.sb-mark::before {
  content: "";
  width: 11px;
  height: 11px;
  border: 2px solid var(--cyan);
  border-right-color: var(--violet);
  border-bottom-color: var(--violet);
  transform: rotate(45deg);
  transition: transform var(--dur) var(--ease);
}

.sb-mark::after {
  content: "";
  position: absolute;
  right: 3px;
  bottom: 3px;
  width: 7px;
  height: 2px;
  background: var(--amber);
}

.sb-brand:hover .sb-mark { border-color: var(--cyan); }
.sb-brand:hover .sb-mark::before { transform: rotate(135deg); }

.sb-brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.sb-brand__name {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
}

.sb-brand__sub {
  margin-top: 3px;
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.sb-brand--footer .sb-brand__name { font-size: 20px; }
.sb-brand--footer .sb-brand__sub { font-size: 10px; }

/* nav */
.sb-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-left: auto;
}

.sb-nav__list {
  display: flex;
  align-items: center;
  gap: 2px;
}

.sb-nav__item { display: block; }

.sb-nav__link {
  position: relative;
  display: block;
  padding: 8px 10px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
  transition: color var(--dur) var(--ease);
}

.sb-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 0;
  height: 2px;
  background: var(--cyan);
  transition: width var(--dur) var(--ease);
}

.sb-nav__link:hover { color: var(--text); }
.sb-nav__link:hover::after { width: 100%; }

.sb-nav__link[aria-current="page"] {
  color: var(--text);
  font-weight: 700;
}

.sb-nav__link[aria-current="page"]::after { width: 100%; }

.sb-nav__aside {
  display: flex;
  align-items: center;
  gap: 10px;
}

@media (min-width: 960px) and (max-width: 1199px) {
  .sb-nav__aside .sb-chip { display: none; }
}

/* nav toggle */
.sb-nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: rgba(14, 22, 38, 0.8);
  color: var(--text);
  font-size: 13px;
  letter-spacing: 0.04em;
  transition: border-color var(--dur) var(--ease),
              color var(--dur) var(--ease);
}

.sb-nav-toggle:hover { border-color: var(--cyan); color: var(--cyan); }

.sb-nav-toggle__bars {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 16px;
}

.sb-nav-toggle__bars span {
  display: block;
  width: 100%;
  height: 2px;
  background: currentColor;
  transition: transform var(--dur) var(--ease);
}

.sb-nav-toggle[aria-expanded="true"] .sb-nav-toggle__bars span:first-child {
  transform: translateY(3px) rotate(45deg);
}

.sb-nav-toggle[aria-expanded="true"] .sb-nav-toggle__bars span:last-child {
  transform: translateY(-3px) rotate(-45deg);
}

@media (max-width: 959px) {
  .sb-nav-toggle { display: inline-flex; }

  .sb-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin-left: 0;
    padding: 16px 20px 40px;
    overflow-y: auto;
    background: rgba(6, 11, 23, 0.98);
    border-top: 1px solid var(--line);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity var(--dur) var(--ease),
                transform var(--dur) var(--ease),
                visibility var(--dur) var(--ease);
  }

  .sb-nav[data-open] {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .sb-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .sb-nav__link {
    padding: 15px 4px;
    font-size: 16px;
    border-bottom: 1px solid var(--line);
  }

  .sb-nav__link::after { bottom: 0; }

  .sb-nav__aside {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    margin-top: 20px;
  }

  .sb-nav__aside .sb-chip { justify-content: center; }
  .sb-nav__aside .sb-btn { width: 100%; padding: 12px 16px; }
}

/* 10. Footer -------------------------------------------------------------- */
.sb-footer {
  position: relative;
  margin-top: clamp(48px, 7vw, 96px);
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(6, 11, 23, 0) 0%, #081120 32%, var(--tail) 100%);
}

.sb-footer__rail {
  height: 8px;
  border-bottom: 1px solid var(--line);
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 24px);
}

.sb-footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  padding-block: clamp(36px, 5vw, 64px);
}

@media (min-width: 900px) {
  .sb-footer__inner {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 48px;
  }
}

.sb-footer__brand { min-width: 0; }

.sb-footer__pitch {
  max-width: 38ch;
  margin: 18px 0 14px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.sb-footer__status {
  margin-bottom: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--faint);
}

.sb-footer__status .sb-mono { color: var(--amber); }

.sb-footer__cta { margin-top: 2px; }

.sb-footer__nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

@media (min-width: 640px) {
  .sb-footer__nav { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.sb-footer__col { min-width: 0; }

.sb-footer__col .sb-label {
  margin-bottom: 12px;
  color: var(--text);
  letter-spacing: 0.1em;
}

.sb-footer__links {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sb-footer__links a {
  position: relative;
  display: inline-block;
  padding: 5px 0;
  font-size: 14px;
  color: var(--muted);
  transition: color var(--dur) var(--ease);
}

.sb-footer__links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 3px;
  width: 0;
  height: 1px;
  background: var(--cyan);
  transition: width var(--dur) var(--ease);
}

.sb-footer__links a:hover { color: var(--text); }
.sb-footer__links a:hover::after { width: 100%; }

.sb-footer__contact {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 32px;
  padding-block: 24px;
  border-top: 1px solid var(--line);
}

.sb-footer__contact .sb-label {
  flex: none;
  color: var(--cyan);
}

.sb-contact-line {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.sb-footer__note {
  flex-basis: 100%;
  margin: 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--faint);
}

.sb-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 24px;
  padding-block: 20px 30px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--muted);
}

.sb-footer__legal {
  margin: 0;
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
}

.sb-footer__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.sb-footer__meta a {
  color: var(--muted);
  transition: color var(--dur) var(--ease);
}

.sb-footer__meta a:hover { color: var(--cyan); }

/* 11. Breadcrumb ---------------------------------------------------------- */
.sb-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.sb-breadcrumb a {
  color: var(--muted);
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.sb-breadcrumb a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.sb-breadcrumb__sep { color: var(--line); }

.sb-breadcrumb [aria-current="page"] { color: var(--text); }

/* 12. Anchor rail --------------------------------------------------------- */
.sb-anchor-rail {
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-left: 1px solid var(--line);
}

.sb-anchor a {
  display: block;
  margin-left: -1px;
  padding: 8px 12px;
  border-left: 2px solid transparent;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
  transition: color var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              background-color var(--dur) var(--ease);
}

.sb-anchor a:hover {
  color: var(--text);
  background: rgba(22, 31, 51, 0.7);
}

.sb-anchor[data-active] a,
.sb-anchor a[data-active] {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(56, 225, 208, 0.06);
}

/* 13. Tables -------------------------------------------------------------- */
.sb-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--panel);
}

.sb-table {
  width: 100%;
  min-width: 520px;
  font-size: 14px;
}

.sb-table th {
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-align: left;
  white-space: nowrap;
}

.sb-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
  color: #C6D2E4;
}

.sb-table tbody tr:nth-child(odd) { background: rgba(14, 22, 38, 0.55); }

.sb-table tbody tr {
  transition: background-color var(--dur) var(--ease);
}

.sb-table tbody tr:hover { background: var(--raised); }

.sb-table__num {
  font-family: var(--font-mono);
  text-align: right;
  color: var(--text);
}

/* 14. Media --------------------------------------------------------------- */
.sb-figure { margin: 0; }

.sb-media {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--line);
  background: var(--panel);
}

.sb-media--21x9 { aspect-ratio: 21 / 9; }
.sb-media--4x3 { aspect-ratio: 4 / 3; }
.sb-media--1x1 { aspect-ratio: 1 / 1; }

.sb-media--slant {
  clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%);
}

.sb-media__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sb-media__grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(56, 225, 208, 0.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 225, 208, 0.10) 1px, transparent 1px);
  background-size: 32px 32px;
}

.sb-media__cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* 15. Motion preferences -------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .sb-card:hover,
  .sb-card:focus-within,
  .sb-btn--primary:hover { transform: none; }
}