/* ============================================================
   首页样式 home.css
   ============================================================ */

/* ---------- Hero 首屏 ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 76px) 0 92px;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
/* 大菱形轮廓装饰 */
.hero-bg .diamond {
  position: absolute;
  right: -180px;
  top: -120px;
  width: 620px; height: 620px;
  border: 1px solid rgba(63, 199, 221, 0.14);
  transform: rotate(45deg);
}
.hero-bg .diamond.d2 {
  width: 430px; height: 430px;
  right: -85px; top: -25px;
  border-color: rgba(63, 199, 221, 0.1);
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 3px;
  color: var(--accent);
  border: 1px solid var(--line-strong);
  background: var(--accent-dim);
  border-radius: 4px;
  padding: 7px 14px;
  margin-bottom: 28px;
}
.hero-badge .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

.hero h1 {
  font-size: clamp(32px, 5.3vw, 58px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: 3px;
}
.hero h1 .accent { color: var(--accent); }
.hero h1 .sub-line {
  display: block;
  font-family: var(--mono);
  font-size: clamp(12px, 1.4vw, 15px);
  font-weight: 400;
  letter-spacing: 5px;
  color: var(--text-3);
  margin-top: 14px;
}
.hero-sub {
  margin-top: 24px;
  max-width: 560px;
  color: var(--text-2);
  font-size: clamp(15px, 1.5vw, 17px);
}
.hero-actions { margin-top: 38px; display: flex; flex-wrap: wrap; gap: 14px; }

/* 首屏统计 */
.hero-stats {
  margin-top: 52px;
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-top: 1px solid var(--line);
}
.hero-stat {
  /* 三格等宽、内容格内居中（2026-09-28 用户要求：别偏左，前面也留空） */
  flex: 1 1 0;
  padding: 20px 34px 4px;
  margin-right: 0;
  text-align: center;
}
.hero-stat .num {
  font-family: var(--mono);
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 700;
  color: var(--text);
  letter-spacing: 1px;
}
.hero-stat .num .unit { font-size: 15px; color: var(--accent); margin-left: 3px; }
.hero-stat .label {
  font-size: 12.5px;
  color: var(--text-3);
  letter-spacing: 1.5px;
}

/* 右侧 HUD 装饰面板 */
.hero-deco {
  position: relative;
  justify-self: center;
  width: 100%;
  max-width: 360px;
  aspect-ratio: 1 / 1;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 50% 50%, rgba(63,199,221,.08), transparent 62%),
    rgba(17, 26, 37, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-deco .ring {
  position: absolute;
  border-radius: 50%;
  border: 1px dashed rgba(63, 199, 221, 0.35);
}
.hero-deco .ring.r1 { inset: 12%; animation: spin 40s linear infinite; }
.hero-deco .ring.r2 { inset: 26%; border-style: solid; border-color: rgba(122,168,198,.18); }
.hero-deco .ring.r3 { inset: 40%; border-color: rgba(63,199,221,.45); }
@keyframes spin { to { transform: rotate(360deg); } }
.hero-deco .cross { position: absolute; inset: 6%; }
.hero-deco .cross::before, .hero-deco .cross::after {
  content: ""; position: absolute; background: rgba(63,199,221,.25);
}
.hero-deco .cross::before { left: 0; right: 0; top: 50%; height: 1px; }
.hero-deco .cross::after { top: 0; bottom: 0; left: 50%; width: 1px; }
.hero-deco .core {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  /* 直径约占面板宽度的 72%（放大版，原为 36%：正好撑到第三环=.ring.r3） */
  width: 72%;
  min-width: 110px;
  max-width: 300px;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  overflow: hidden;
  border: 1px solid rgba(63, 199, 221, .55);
  box-shadow: 0 0 22px rgba(63, 199, 221, .35);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s;
}
.hero-deco .core img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.hero-deco .core:hover,
.hero-deco .core:focus-visible {
  transform: scale(1.06);
  border-color: var(--accent);
  box-shadow: 0 0 30px rgba(63, 199, 221, .65);
}
.hero-deco .deco-label {
  position: absolute;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--text-3);
}
.hero-deco .deco-label.tl { top: 12px; left: 14px; }
.hero-deco .deco-label.br { bottom: 12px; right: 14px; color: var(--warn); }

/* ---------- 攻略组简介 ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: start;
}
.idea-list { margin-top: 30px; display: grid; gap: 22px; }
.idea-item { display: flex; gap: 18px; }
.idea-item .no {
  font-family: var(--mono);
  color: var(--accent);
  font-size: 13px;
  padding-top: 3px;
  letter-spacing: 1px;
}
.idea-item h4 { font-size: 16.5px; margin-bottom: 5px; letter-spacing: .5px; }
.idea-item p { color: var(--text-2); font-size: 14.5px; }

.terminal {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.terminal-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  background: rgba(122,168,198,.04);
}
.terminal-bar i { width: 9px; height: 9px; border-radius: 50%; background: #2c3e4e; display: block; }
.terminal-bar i:first-child { background: #e06b5e; }
.terminal-bar i:nth-child(2) { background: #e6bd52; }
.terminal-bar i:nth-child(3) { background: #5fc28a; }
.terminal-bar span {
  margin-left: 8px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 2px;
  color: var(--text-3);
}
.terminal-body { padding: 10px 20px 20px; }
.term-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 14px;
}
.term-row:last-child { border-bottom: none; }
.term-row .k { color: var(--text-3); font-family: var(--mono); font-size: 12.5px; letter-spacing: 1px; white-space: nowrap; }
.term-row .v { color: var(--text); text-align: right; }
.term-row .v b { color: var(--accent); font-family: var(--mono); }

/* ---------- 特色方向卡片 ---------- */
.features-grid {
  display: grid;
  /* 现在是 5 个方向：宽屏一行 5 张，窄屏逐级降列 */
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.feature-card {
  position: relative;
  padding: 30px 26px 0;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .25s var(--ease), border-color .25s var(--ease), background .25s;
  /* v1.6：一列 flex，文字钉在顶部；配图靠 margin:auto 在“文字之后 ~ 卡片底部”的剩余空间里居中 */
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}
.feature-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--ease);
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  background: var(--panel-2);
}
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon {
  width: 46px; height: 46px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
  margin-bottom: 18px;
  color: var(--accent);
}
.feature-icon svg { width: 23px; height: 23px; }
.feature-card h3 { font-size: 17px; letter-spacing: .8px; margin-bottom: 9px; }
.feature-card p { color: var(--text-2); font-size: 13.8px; }
/* 卡片配图（v1.4 新增；v1.6 定位：落在“文字结尾 ~ 卡片底部”这段空间里居中）
   想调整图的大小，只改下面这两个数字即可：
   --fig-h     图片最大高度（改大=图更大，卡片更高）
   --fig-gap   图片下方留白（保证图不贴卡片底边） */
.feature-figure {
  --fig-h: 100px;
  --fig-gap: 20px;
  display: block;
  width: auto;
  max-width: 100%;
  margin: 16px auto auto;
  padding-bottom: var(--fig-gap);
}
.feature-figure img {
  display: block;
  width: auto;
  max-width: 100%;
  max-height: var(--fig-h);
  height: auto;
  margin: 0 auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel-2);
}

/* ---------- 重点成员 ---------- */
/* 2026-09-29：改成单排横向滑动（可无限左右滑），占满内容宽度，不再排多行 */
.featured-slider { position: relative; }
.featured-grid {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
  -ms-overflow-style: none;
  cursor: grab;
  padding: 4px 2px 10px;
}
.featured-grid::-webkit-scrollbar { display: none; }
.featured-grid.is-dragging { cursor: grabbing; scroll-behavior: auto; user-select: none; }
.featured-grid .mini-member {
  flex: 0 0 268px;
  width: 268px;
}
/* 左右箭头 */
.featured-nav {
  position: absolute;
  top: 44%;
  transform: translateY(-50%);
  width: 38px; height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  line-height: 1;
  padding: 0 0 3px;
  background: rgba(10, 7, 16, .84);
  border: 1px solid var(--line-strong);
  color: var(--accent-2);
  cursor: pointer;
  z-index: 3;
  transition: background .2s ease, color .2s ease;
}
.featured-nav:hover { background: rgba(200, 169, 106, .22); color: #fff; }
.featured-nav.prev { left: -14px; }
.featured-nav.next { right: -14px; }
.mini-member {
  text-align: center;
  padding: 24px 14px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .25s var(--ease), border-color .25s;
}
.mini-member:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.mini-avatar {
  width: 86px; height: 86px;
  margin: 0 auto 14px;
  border-radius: 50%;
  overflow: hidden;
  border: 1.5px solid var(--line-strong);
}
.mini-avatar a { display: block; height: 100%; cursor: default; }
.mini-avatar a[href] { cursor: pointer; }
.mini-avatar img {
  width: 100%; height: 100%;
  transition: transform .25s var(--ease);
}
.mini-avatar a[href]:hover img { transform: scale(1.08); }
.mini-avatar a[href]:hover { box-shadow: 0 0 0 3px var(--accent-dim), 0 0 16px rgba(63,199,221,.4); }
.mini-member h4 { font-size: 14.5px; letter-spacing: .5px; }
.mini-member .mini-role {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 1px;
  margin: 4px 0 10px;
}
.mini-tags { display: flex; flex-wrap: wrap; gap: 5px; justify-content: center; }
.mini-tags li {
  font-size: 11px;
  color: var(--text-2);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 1px 7px;
}
.featured-more { margin-top: 38px; text-align: center; }

/* ---------- CTA ---------- */
.cta-band {
  position: relative;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background:
    radial-gradient(700px 200px at 50% 0%, rgba(63,199,221,.12), transparent),
    var(--panel);
  padding: 58px 32px;
  text-align: center;
  overflow: hidden;
}
.cta-band h2 { font-size: clamp(22px, 2.6vw, 30px); letter-spacing: 1.5px; }
.cta-band p { color: var(--text-2); margin: 14px auto 30px; max-width: 540px; font-size: 15px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1240px) {
  /* 5 张方向卡在中等屏挤，降为 3 列 */
  .features-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 1080px) {
  .featured-grid .mini-member { flex: 0 0 244px; width: 244px; }
}
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-deco { max-width: 300px; order: -1; display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .hero { padding: calc(var(--header-h) + 48px) 0 64px; }
  .hero-badge { font-size: 11px; letter-spacing: 2px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .hero-stat { flex: 1 1 0; margin-right: 0; padding: 14px 10px 2px; }
  .features-grid { grid-template-columns: 1fr; }
  .featured-grid .mini-member { flex: 0 0 214px; width: 214px; }
  .hero-deco .core { width: 72%; min-width: 110px; max-width: 220px; }
}

/* ---------- 标题后的金色音符装饰（2026-09-29 新增） ----------
   素材来源：主人给的五线谱图，抠成透明金色 PNG（images/notes/note-*.png） */
.title-note {
  display: inline-block;
  height: .56em;
  width: auto;
  margin-left: .32em;
  vertical-align: baseline;
  transform: translateY(-.03em);
  opacity: .92;
  pointer-events: none;
  user-select: none;
}
@media (max-width: 640px) {
  .title-note { height: .48em; margin-left: .22em; }
}
/* 宽屏下标题不折行，音符才不会被挤到下一行去（窄屏标题本来就该折行） */
@media (min-width: 900px) {
  .section-title { white-space: nowrap; }
}
.section-title .title-note { height: .54em; }