/* ============================================================
   顺发体育看台 · 共享样式 /assets/site.css
   夜间看台记分牌体系：深墨绿 + 夜场蓝底，青柠比分，跑道橙操作
   ============================================================ */

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 104px; }

body,
h1, h2, h3, h4, p, figure, blockquote, dl, dd, ul, ol { margin: 0; }

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

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

button { font: inherit; color: inherit; }

a { color: inherit; }

[hidden] { display: none !important; }

/* ---------- 2. Tokens ---------- */
:root {
  --sf-ink: #062A24;
  --sf-night: #0A1D38;
  --sf-card: #0F2C2A;
  --sf-lime: #C8FF3D;
  --sf-orange: #FF6A2B;
  --sf-stand: #556463;
  --sf-silver: #C9D2D0;
  --sf-fog: #F2F7F3;
  --sf-coral: #FF4D5E;

  --sf-line: rgba(201, 210, 208, 0.18);
  --sf-line-strong: rgba(201, 210, 208, 0.34);
  --sf-glass: rgba(6, 42, 36, 0.84);

  --sf-font-display: "Barlow Condensed", "Noto Sans SC", "Source Han Sans SC", system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  --sf-font-mono: "IBM Plex Mono", "Roboto Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sf-font-body: "Noto Sans SC", "Source Han Sans SC", system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;

  --sf-radius: 12px;
  --sf-radius-lg: 18px;
  --sf-shell: 1240px;
  --sf-pad: clamp(16px, 4vw, 40px);
  --sf-gap: clamp(14px, 2.2vw, 24px);

  --sf-shadow-soft: 0 18px 34px -26px rgba(0, 0, 0, 0.95);
  --sf-shadow-hard: 0 10px 0 -6px rgba(2, 14, 12, 0.9), 0 22px 40px -30px rgba(0, 0, 0, 0.95);
  --sf-ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- 3. 基础排版（中文正文 1.7 行高） ---------- */
body {
  min-height: 100vh;
  font-family: var(--sf-font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--sf-fog);
  background-color: var(--sf-ink);
  background-image:
    radial-gradient(1200px 620px at 92% -12%, rgba(10, 29, 56, 0.96), rgba(10, 29, 56, 0) 72%),
    radial-gradient(900px 520px at -10% 110%, rgba(10, 29, 56, 0.7), rgba(10, 29, 56, 0) 70%),
    linear-gradient(158deg, #062A24 0%, #07271f 52%, #0A1D38 100%);
  background-repeat: no-repeat;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--sf-font-display);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.012em;
  color: var(--sf-fog);
}

p { text-wrap: pretty; }

a { text-decoration-thickness: 1px; text-underline-offset: 3px; }

::selection { background: var(--sf-lime); color: #062A24; }

:focus-visible {
  outline: 3px solid var(--sf-lime);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ---------- 4. 工具与布局骨架 ---------- */
.sf-container {
  width: 100%;
  max-width: var(--sf-shell);
  margin-inline: auto;
  padding-inline: var(--sf-pad);
}

.sf-main { display: block; }
.sf-main:focus { outline: none; }

.sf-section { padding-block: clamp(40px, 6vw, 82px); }

.sf-section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 22px;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.sf-kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--sf-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sf-lime);
}

.sf-kicker::before {
  content: "";
  width: 24px;
  height: 2px;
  border-radius: 2px;
  background: var(--sf-orange);
}

.sf-title {
  font-size: clamp(28px, 4.4vw, 44px);
  margin: 0;
}

.sf-title--xl { font-size: clamp(34px, 6vw, 60px); }

.sf-lede {
  max-width: 64ch;
  font-size: clamp(15px, 1.35vw, 17px);
  line-height: 1.78;
  color: rgba(201, 210, 208, 0.86);
}

.sf-score {
  font-family: var(--sf-font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--sf-lime);
}

/* ---------- 5. 跳转链接 ---------- */
.sf-skip {
  position: fixed;
  top: 10px;
  left: 12px;
  z-index: 240;
  padding: 11px 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  color: #062A24;
  background: var(--sf-lime);
  border: 2px solid #0a3a31;
  box-shadow: 0 8px 0 -3px #0a3a31;
  transform: translateY(-160%);
  transition: transform 0.22s var(--sf-ease);
}

.sf-skip:focus,
.sf-skip:focus-visible { transform: translateY(0); }

/* ---------- 6. 头部：导视轨 + 悬浮胶囊浮岛 ---------- */
.sf-header {
  position: sticky;
  top: 0;
  z-index: 90;
  padding-inline: var(--sf-pad);
  background: linear-gradient(180deg, rgba(6, 42, 36, 0.97) 0%, rgba(6, 42, 36, 0.86) 62%, rgba(6, 42, 36, 0) 100%);
}

.sf-progress {
  position: fixed;
  inset: 0 0 auto 0;
  height: 3px;
  z-index: 120;
  background: rgba(201, 210, 208, 0.12);
  pointer-events: none;
}

.sf-progress__bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--sf-lime) 0%, var(--sf-lime) 55%, var(--sf-orange) 100%);
  transition: width 0.12s linear;
}

.sf-rail {
  max-height: 44px;
  overflow: hidden;
  border-bottom: 1px solid rgba(201, 210, 208, 0.08);
  transition: max-height 0.26s var(--sf-ease), opacity 0.2s var(--sf-ease), border-color 0.2s;
}

.sf-rail__inner {
  max-width: var(--sf-shell);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  padding-block: 8px 7px;
  font-family: var(--sf-font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sf-stand);
}

.sf-rail__pulse {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--sf-lime);
  animation: sf-pulse 2.6s var(--sf-ease) infinite;
}

.sf-rail__tag {
  color: var(--sf-silver);
  letter-spacing: 0.12em;
}

.sf-rail__meta { color: rgba(85, 100, 99, 0.95); }

.sf-rail__meta--end {
  margin-left: auto;
  color: rgba(201, 210, 208, 0.46);
}

@keyframes sf-pulse {
  0% { box-shadow: 0 0 0 0 rgba(200, 255, 61, 0.55); }
  70% { box-shadow: 0 0 0 9px rgba(200, 255, 61, 0); }
  100% { box-shadow: 0 0 0 0 rgba(200, 255, 61, 0); }
}

.sf-header__inner {
  max-width: var(--sf-shell);
  margin: 10px auto 12px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  grid-template-areas: "brand nav quick";
  align-items: center;
  gap: clamp(10px, 1.6vw, 20px);
  padding: 8px 10px 8px 14px;
  background: var(--sf-glass);
  border: 2px solid var(--sf-line);
  border-radius: 999px;
  box-shadow: 0 16px 34px -26px rgba(0, 0, 0, 0.98), inset 0 1px 0 rgba(242, 247, 243, 0.06);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: margin 0.24s var(--sf-ease), padding 0.24s var(--sf-ease), border-radius 0.24s var(--sf-ease);
}

.sf-header[data-compact] .sf-rail {
  max-height: 0;
  opacity: 0;
  border-bottom-color: transparent;
}

.sf-header[data-compact] .sf-header__inner {
  margin-block: 7px;
  padding-block: 5px;
}

/* 品牌标记：两块比分条 + 金属点 */
.sf-brand {
  grid-area: brand;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 4px 6px;
  border-radius: 16px;
  text-decoration: none;
  color: var(--sf-fog);
}

.sf-brand__mark {
  position: relative;
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border: 2px solid var(--sf-line-strong);
  border-radius: 10px;
  background: linear-gradient(160deg, #103531 0%, #0A1D38 100%);
  box-shadow: inset 0 0 0 1px rgba(200, 255, 61, 0.14);
}

.sf-brand__mark-line {
  position: absolute;
  left: 7px;
  top: 8px;
  width: 16px;
  height: 3px;
  border-radius: 2px;
  background: var(--sf-lime);
  box-shadow: 0 6px 0 var(--sf-orange);
}

.sf-brand__mark-dot {
  position: absolute;
  right: 7px;
  bottom: 6px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--sf-silver);
}

.sf-brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.sf-brand__name {
  font-family: var(--sf-font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: 0.01em;
  color: var(--sf-fog);
}

.sf-brand__note {
  margin-top: 3px;
  font-family: var(--sf-font-mono);
  font-size: 9.5px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--sf-stand);
  white-space: nowrap;
}

/* 胶囊导航 */
.sf-nav { grid-area: nav; min-width: 0; }

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

.sf-nav__link {
  display: inline-block;
  padding: 8px 11px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  text-decoration: none;
  color: var(--sf-silver);
  transition: color 0.18s var(--sf-ease), background 0.18s var(--sf-ease), border-color 0.18s var(--sf-ease);
}

.sf-nav__link:hover {
  color: var(--sf-fog);
  background: rgba(200, 255, 61, 0.1);
  border-color: rgba(200, 255, 61, 0.28);
}

.sf-nav__link[aria-current="page"] {
  color: #062A24;
  background: var(--sf-lime);
  border-color: var(--sf-lime);
  font-weight: 700;
  box-shadow: 0 3px 0 #0a3a31;
}

/* 快捷入口 */
.sf-quick {
  grid-area: quick;
  display: flex;
  align-items: center;
  gap: 6px;
}

.sf-quick__link {
  padding: 8px 13px;
  border: 1.5px solid rgba(255, 106, 43, 0.5);
  border-radius: 999px;
  font-family: var(--sf-font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  text-decoration: none;
  color: #FFC2A5;
  background: rgba(255, 106, 43, 0.1);
  transition: background 0.18s var(--sf-ease), color 0.18s var(--sf-ease), border-color 0.18s var(--sf-ease);
}

.sf-quick__link:hover {
  background: rgba(255, 106, 43, 0.22);
  border-color: var(--sf-orange);
  color: #FFE1D3;
}

.sf-quick__link--solid {
  font-weight: 700;
  color: #1b0d05;
  background: var(--sf-orange);
  border-color: var(--sf-orange);
  box-shadow: 0 3px 0 #6b2a0c;
}

.sf-quick__link--solid:hover {
  color: #1b0d05;
  background: #ff8551;
  border-color: #ff8551;
}

/* 移动端按钮 */
.sf-burger {
  grid-area: burger;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1.5px solid rgba(200, 255, 61, 0.42);
  border-radius: 15px;
  background: rgba(200, 255, 61, 0.1);
  cursor: pointer;
  transition: background 0.18s var(--sf-ease), border-color 0.18s var(--sf-ease);
}

.sf-burger:hover { background: rgba(200, 255, 61, 0.18); }

.sf-burger__bar {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--sf-lime);
  transition: transform 0.22s var(--sf-ease), opacity 0.18s var(--sf-ease);
}

.sf-burger__bar + .sf-burger__bar { margin-top: 4px; }

.sf-header[data-open] .sf-burger__bar:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.sf-header[data-open] .sf-burger__bar:nth-child(2) { opacity: 0; }
.sf-header[data-open] .sf-burger__bar:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------- 7. 页脚：看台下层 ---------- */
.sf-footer {
  position: relative;
  margin-top: clamp(48px, 7vw, 96px);
  color: var(--sf-silver);
  background:
    radial-gradient(700px 320px at 88% 0%, rgba(10, 29, 56, 0.95), rgba(10, 29, 56, 0) 70%),
    linear-gradient(180deg, #071726 0%, #0A1D38 44%, #06201c 100%);
  border-top: 2px solid var(--sf-line);
}

.sf-footer__stripe {
  height: 6px;
  background: repeating-linear-gradient(90deg, var(--sf-orange) 0 26px, rgba(255, 106, 43, 0) 26px 54px);
  opacity: 0.8;
}

.sf-footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) repeat(3, minmax(0, 0.82fr)) minmax(0, 1.2fr);
  gap: clamp(20px, 3vw, 40px);
  padding-top: clamp(30px, 5vw, 56px);
  padding-bottom: clamp(26px, 4vw, 46px);
}

.sf-footer__brand {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: flex-start;
}

.sf-brand--footer {
  padding: 0;
  align-items: center;
}

.sf-brand--footer .sf-brand__name { font-size: 19px; }

.sf-brand--footer .sf-brand__note { color: rgba(201, 210, 208, 0.5); }

.sf-footer__summary {
  max-width: 34ch;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(201, 210, 208, 0.78);
}

.sf-footer__hours {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid rgba(200, 255, 61, 0.28);
  border-radius: 999px;
  font-family: var(--sf-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--sf-lime);
  background: rgba(200, 255, 61, 0.07);
}

.sf-footer__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--sf-lime);
  animation: sf-pulse 2.6s var(--sf-ease) infinite;
}

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

.sf-footer__title {
  position: relative;
  margin: 0 0 14px;
  padding-left: 13px;
  font-family: var(--sf-font-mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sf-fog);
}

.sf-footer__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.28em;
  width: 4px;
  height: 12px;
  border-radius: 2px;
  background: var(--sf-orange);
}

.sf-footer__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sf-footer__link {
  font-size: 14px;
  text-decoration: none;
  color: rgba(201, 210, 208, 0.82);
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--sf-ease), border-color 0.18s var(--sf-ease);
}

.sf-footer__link:hover,
.sf-footer__link:focus-visible {
  color: var(--sf-lime);
  border-bottom-color: rgba(200, 255, 61, 0.5);
}

.sf-footer__contact {
  padding: 18px 18px 14px;
  border: 2px solid var(--sf-line);
  border-radius: var(--sf-radius-lg);
  background: linear-gradient(165deg, rgba(15, 44, 42, 0.86), rgba(10, 29, 56, 0.9));
  box-shadow: var(--sf-shadow-soft);
}

.sf-footer__line {
  display: flex;
  gap: 10px;
  margin-bottom: 10px;
  font-size: 13px;
  line-height: 1.65;
}

.sf-footer__line:last-child { margin-bottom: 0; }

.sf-footer__label {
  flex: 0 0 34px;
  padding-top: 2px;
  font-family: var(--sf-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--sf-stand);
}

.sf-footer__value {
  color: rgba(242, 247, 243, 0.92);
  word-break: break-word;
}

.sf-footer__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 24px;
  padding-top: 16px;
  padding-bottom: 30px;
  border-top: 1px solid var(--sf-line);
}

.sf-footer__legal {
  font-family: var(--sf-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: rgba(201, 210, 208, 0.62);
}

.sf-footer__legal--muted { color: rgba(201, 210, 208, 0.4); }

/* ---------- 8. 通用按钮 ---------- */
.sf-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 22px;
  border: 2px solid transparent;
  border-radius: 999px;
  font-family: var(--sf-font-body);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.18s var(--sf-ease), box-shadow 0.18s var(--sf-ease), background 0.18s var(--sf-ease), color 0.18s var(--sf-ease), border-color 0.18s var(--sf-ease);
}

.sf-btn:hover { transform: translateY(-2px); }

.sf-btn--primary {
  color: #062A24;
  background: var(--sf-lime);
  border-color: var(--sf-lime);
  box-shadow: 0 5px 0 -1px #0a3a31;
}

.sf-btn--primary:hover { box-shadow: 0 8px 0 -1px #0a3a31; }

.sf-btn--orange {
  color: #1b0d05;
  background: var(--sf-orange);
  border-color: var(--sf-orange);
  box-shadow: 0 5px 0 -1px #6b2a0c;
}

.sf-btn--orange:hover { box-shadow: 0 8px 0 -1px #6b2a0c; }

.sf-btn--ghost {
  color: var(--sf-fog);
  background: rgba(201, 210, 208, 0.05);
  border-color: var(--sf-line-strong);
}

.sf-btn--ghost:hover {
  color: var(--sf-lime);
  border-color: rgba(200, 255, 61, 0.55);
  background: rgba(200, 255, 61, 0.08);
}

.sf-btn__meta {
  font-family: var(--sf-font-mono);
  font-size: 12px;
  font-weight: 500;
  opacity: 0.68;
}

/* ---------- 9. 标签 / 面包屑 ---------- */
.sf-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border: 1px solid var(--sf-line-strong);
  border-radius: 999px;
  font-family: var(--sf-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sf-silver);
  background: rgba(201, 210, 208, 0.06);
}

.sf-tag--lime {
  color: #062A24;
  font-weight: 700;
  background: var(--sf-lime);
  border-color: var(--sf-lime);
}

.sf-tag--orange {
  color: #1b0d05;
  font-weight: 700;
  background: var(--sf-orange);
  border-color: var(--sf-orange);
}

.sf-tag--coral {
  color: #FFB9BF;
  background: rgba(255, 77, 94, 0.16);
  border-color: rgba(255, 77, 94, 0.55);
}

.sf-breadcrumb { padding-top: clamp(16px, 2.4vw, 26px); }

.sf-breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--sf-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--sf-stand);
}

.sf-breadcrumb__link {
  text-decoration: none;
  color: rgba(201, 210, 208, 0.75);
  transition: color 0.18s var(--sf-ease);
}

.sf-breadcrumb__link:hover { color: var(--sf-lime); }

.sf-breadcrumb__sep { color: rgba(201, 210, 208, 0.34); }

.sf-breadcrumb__item[aria-current="page"] { color: var(--sf-fog); }

/* ---------- 10. 网格与卡片（Bento 语法） ---------- */
.sf-grid {
  display: grid;
  gap: var(--sf-gap);
}

.sf-grid--bento {
  grid-template-columns: repeat(6, minmax(0, 1fr));
  grid-auto-rows: minmax(96px, auto);
}

.sf-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.sf-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.sf-card {
  position: relative;
  padding: clamp(18px, 2.4vw, 26px);
  border: 2px solid var(--sf-line);
  border-radius: var(--sf-radius-lg);
  background: linear-gradient(165deg, rgba(15, 44, 42, 0.96), rgba(10, 29, 56, 0.92));
  box-shadow: var(--sf-shadow-soft);
  overflow: hidden;
}

.sf-card--focus {
  border-color: rgba(200, 255, 61, 0.42);
  box-shadow: 0 14px 0 -8px rgba(200, 255, 61, 0.28), var(--sf-shadow-soft);
}

.sf-card--focus::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--sf-lime) 0%, var(--sf-orange) 78%, rgba(255, 106, 43, 0) 100%);
}

.sf-card__index {
  display: inline-block;
  font-family: var(--sf-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--sf-orange);
}

.sf-card__title {
  margin: 8px 0;
  font-size: clamp(19px, 2vw, 24px);
  line-height: 1.24;
}

.sf-card__text {
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(201, 210, 208, 0.84);
}

.sf-card__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
}

/* ---------- 11. 图片容器基础规则 ---------- */
.sf-media {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 2px solid var(--sf-line);
  border-radius: var(--sf-radius);
  background: linear-gradient(140deg, #0F2C2A 0%, #0A1D38 100%);
}

.sf-media img,
.sf-media video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sf-media--wide { aspect-ratio: 21 / 9; }
.sf-media--square { aspect-ratio: 1 / 1; }
.sf-media--tall { aspect-ratio: 3 / 4; }

.sf-media__caption {
  margin-top: 8px;
  font-family: var(--sf-font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--sf-stand);
}

/* ---------- 12. 折叠面板 ---------- */
.sf-disclosure {
  border: 2px solid var(--sf-line);
  border-radius: var(--sf-radius);
  background: rgba(15, 44, 42, 0.6);
  overflow: hidden;
}

.sf-disclosure__item + .sf-disclosure__item { border-top: 1px solid var(--sf-line); }

.sf-disclosure__trigger {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 18px;
  border: 0;
  background: none;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--sf-fog);
  cursor: pointer;
  transition: background 0.18s var(--sf-ease);
}

.sf-disclosure__trigger:hover { background: rgba(200, 255, 61, 0.07); }

.sf-disclosure__icon {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border: 1.5px solid var(--sf-line-strong);
  border-radius: 50%;
  transition: border-color 0.18s var(--sf-ease);
}

.sf-disclosure__icon::before,
.sf-disclosure__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 2px;
  background: var(--sf-lime);
}

.sf-disclosure__icon::before { width: 10px; height: 2px; }

.sf-disclosure__icon::after {
  width: 2px;
  height: 10px;
  transition: transform 0.2s var(--sf-ease);
}

.sf-disclosure__trigger[aria-expanded="true"] .sf-disclosure__icon { border-color: rgba(200, 255, 61, 0.6); }
.sf-disclosure__trigger[aria-expanded="true"] .sf-disclosure__icon::after { transform: translate(-50%, -50%) scaleY(0); }

.sf-disclosure__panel {
  padding: 0 18px 18px;
  font-size: 14.5px;
  line-height: 1.82;
  color: rgba(201, 210, 208, 0.86);
}

/* ---------- 13. 标签页与筛选 ---------- */
.sf-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.sf-tabs__btn {
  padding: 9px 16px;
  border: 1.5px solid var(--sf-line-strong);
  border-radius: 999px;
  background: rgba(201, 210, 208, 0.04);
  font-size: 14px;
  font-weight: 600;
  color: var(--sf-silver);
  cursor: pointer;
  transition: color 0.18s var(--sf-ease), background 0.18s var(--sf-ease), border-color 0.18s var(--sf-ease);
}

.sf-tabs__btn:hover { border-color: rgba(200, 255, 61, 0.5); color: var(--sf-fog); }

.sf-tabs__btn[aria-selected="true"] {
  color: #062A24;
  background: var(--sf-fog);
  border-color: var(--sf-fog);
  box-shadow: 0 3px 0 #0a3a31;
}

.sf-filters {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}

.sf-filters__btn {
  padding: 8px 15px;
  border: 1.5px solid var(--sf-line-strong);
  border-radius: 999px;
  background: rgba(201, 210, 208, 0.04);
  font-family: var(--sf-font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--sf-silver);
  cursor: pointer;
  transition: color 0.18s var(--sf-ease), background 0.18s var(--sf-ease), border-color 0.18s var(--sf-ease);
}

.sf-filters__btn:hover { border-color: rgba(255, 106, 43, 0.6); color: #FFC2A5; }

.sf-filters__btn[aria-pressed="true"] {
  color: #1b0d05;
  background: var(--sf-orange);
  border-color: var(--sf-orange);
  font-weight: 700;
  box-shadow: 0 3px 0 #6b2a0c;
}

.sf-filter-empty {
  margin-top: 18px;
  padding: 18px;
  border: 2px dashed var(--sf-line-strong);
  border-radius: var(--sf-radius);
  font-family: var(--sf-font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-align: center;
  color: var(--sf-stand);
}

/* ---------- 14. 显现动效 ---------- */
.sf-js [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s var(--sf-ease), transform 0.5s var(--sf-ease);
}

.sf-js [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 15. 响应式：平板与桌面 ---------- */
@media (max-width: 1180px) {
  .sf-brand__note { display: none; }
  .sf-footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sf-footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 1024px) {
  .sf-grid--bento { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .sf-grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ---------- 16. 响应式：手机与竖屏平板 ---------- */
@media (max-width: 960px) {
  html { scroll-padding-top: 88px; }

  .sf-header { padding-inline: 12px; }

  .sf-rail { display: none; }

  .sf-header__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "brand burger"
      "nav nav";
    border-radius: 22px;
    margin-block: 8px;
    padding: 8px 10px;
    gap: 8px 10px;
  }

  .sf-header[data-compact] .sf-header__inner { margin-block: 8px; padding-block: 8px; }

  .sf-brand__note { display: none; }
  .sf-brand { padding-left: 2px; }

  .sf-quick { display: none; }

  .sf-burger { display: flex; }

  .sf-nav {
    display: none;
    width: 100%;
    margin-top: 6px;
    padding-top: 8px;
    border-top: 1px solid var(--sf-line);
  }

  .sf-header[data-open] .sf-nav { display: block; }

  .sf-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }

  .sf-nav__link {
    display: block;
    padding: 12px 14px;
    border-radius: 12px;
    font-size: 15px;
    background: rgba(201, 210, 208, 0.04);
    border-color: transparent;
  }

  .sf-nav__link[aria-current="page"] { box-shadow: none; }

  .sf-footer__grid { gap: 24px; }
}

@media (max-width: 720px) {
  .sf-grid--bento,
  .sf-grid--2,
  .sf-grid--3 { grid-template-columns: minmax(0, 1fr); }

  .sf-footer__grid { grid-template-columns: minmax(0, 1fr); }

  .sf-footer__bar { padding-bottom: 26px; }

  .sf-section__head { gap: 8px 14px; }
}

@media (max-width: 420px) {
  .sf-brand__name { font-size: 15.5px; }
  .sf-brand__mark { width: 30px; height: 30px; }
  .sf-brand__mark-line { left: 6px; width: 14px; }
  .sf-footer__line { flex-direction: column; gap: 2px; }
  .sf-footer__label { flex: none; }
}

/* ---------- 17. 减弱动效 ---------- */
@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;
  }

  .sf-js [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .sf-btn:hover { transform: none; }
}