/* ============================================================
   AICOR 官网 · 页面：案例分享 Case
   ------------------------------------------------------------
   case.html 案例分享页特有样式
   依赖：tokens.css、base.css、utilities.css、components/*
   ============================================================ */

.alt { background: var(--bg-1); }
.biz-step { flex: 1; border: 1px solid var(--line); border-radius: 16px; padding: 32px 28px; background: var(--panel); position: relative; margin-right: 34px; }
.biz-step .bz-tag { font-size: 10px; letter-spacing: 3px; color: var(--text-3); text-transform: uppercase; margin-bottom: 10px; }
.biz-step h3 { font-family: var(--serif); font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.biz-step p { font-size: 13px; color: var(--text-2); }
.biz-step:last-child { margin-right: 0; }
.biz-step:not(:last-child)::after { content: "→"; position: absolute; right: -27px; top: 45%; color: rgba(255,255,255,0.25); font-size: 19px; }
.btn-ghost { padding: 15px 38px; border-radius: 100px; border: 1px solid var(--line); font-size: 15px; letter-spacing: 2px; color: var(--text-2); transition: all 0.25s; display: inline-block; margin-left: 14px; }
.btn-primary { padding: 15px 38px; border-radius: 100px; background: var(--grad); font-size: 15px; font-weight: 600; letter-spacing: 2px; color: #fff; box-shadow: 0 8px 32px rgba(79,140,255,0.35); transition: all 0.25s; display: inline-block; }
.case-point { display: flex; gap: 16px; }
.case-point .cp-desc { font-size: 14px; color: var(--text-2); }
.case-point .n { font-family: var(--serif); font-size: 20px; font-weight: 800; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; width: 30px; flex-shrink: 0; }
.case-points { display: flex; flex-direction: column; gap: 22px; margin-top: 32px; }
.case-terminal { border: 1px solid var(--line); border-radius: 16px; overflow: hidden;
    background: #02040a; box-shadow: 0 30px 80px rgba(0,0,0,0.5);
    font-family: "SF Mono", "Menlo", monospace; font-size: 12.5px; line-height: 2; }
.case-terminal .t-bar { display: flex; align-items: center; gap: 7px; padding: 13px 16px; background: rgba(255,255,255,0.03); border-bottom: 1px solid var(--line-soft); }
.case-terminal .t-body { padding: 24px 26px; }
.case-terminal .t-dot { width: 11px; height: 11px; border-radius: 50%; }
/* 终端灯点颜色（提升自内联 background） */
.t-dot.t-red { background: #ff5f57; }
.t-dot.t-yellow { background: #febc2e; }
.t-dot.t-green { background: #28c840; }
.case-terminal .t-title { margin-left: 10px; font-size: 11px; color: var(--text-3); letter-spacing: 1px; }
.container { max-width: 1180px; margin: 0 auto; padding: 0 32px; }
.crumb { font-size: 13px; color: var(--text-3); letter-spacing: 2px; margin-bottom: 28px; display: flex; align-items: center; gap: 10px; }
.crumb .sep { color: var(--line); }
.crumb a:hover { color: var(--text-1); }
.cta-band { text-align: center; position: relative; overflow: hidden; }
.cta-band .container { position: relative; z-index: 2; }
.cta-band::before { content: ""; position: absolute; width: 760px; height: 460px; background: radial-gradient(ellipse, rgba(79,140,255,0.12), transparent 65%); top: 50%; left: 50%; transform: translate(-50%,-50%); pointer-events: none; }
.cta-sub { color: var(--text-2); max-width: 540px; margin: 0 auto 36px; }
.cta-title { font-family: var(--serif); font-size: clamp(28px, 4vw, 44px); font-weight: 800; line-height: 1.4; margin-bottom: 16px; }
.cta-title .grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.divider { height: 1px; background: linear-gradient(90deg, transparent, var(--line), transparent); }
.flywheel-note { margin-top: 34px; text-align: center; font-size: 14.5px; color: var(--text-2); }
.flywheel-note strong { color: var(--text-1); }
.fw-card { border: 1px solid var(--line); border-radius: 16px; padding: 30px 26px; background: var(--panel); position: relative; transition: all 0.3s; }
.fw-card .fw-idx { font-family: var(--serif); font-size: 44px; font-weight: 800; background: linear-gradient(180deg, rgba(255,255,255,0.14), transparent); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; line-height: 1; margin-bottom: 14px; }
.fw-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.fw-card p { font-size: 13px; color: var(--text-2); }
.fw-card:hover { transform: translateY(-4px); border-color: rgba(79,140,255,0.4); }
.fw-card:not(:last-child)::after { content: "→"; position: absolute; right: -14px; top: 45%; color: rgba(255,255,255,0.2); font-size: 16px; z-index: 2; }
.nav-cta { padding: 9px 22px; border: 1px solid rgba(255,255,255,0.22); border-radius: 100px; font-size: 13px; letter-spacing: 2px; color: var(--text-1) !important; transition: all 0.25s; }
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s ease; }
.sec-label { display: inline-flex; align-items: center; gap: 10px; font-size: 12px; letter-spacing: 4px; text-transform: uppercase; color: var(--accent-2); font-weight: 600; margin-bottom: 20px; }
.stat { padding: 44px 20px; text-align: center; position: relative; }
.stat-label { font-size: 13px; color: var(--text-3); letter-spacing: 2px; margin-top: 6px; }
.stat-num { font-family: var(--serif); font-size: 44px; font-weight: 800; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; line-height: 1.2; }
.stat:not(:last-child)::after { content: ""; position: absolute; right: 0; top: 25%; bottom: 25%; width: 1px; background: var(--line-soft); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.subhero { padding: 190px 0 90px; position: relative; overflow: hidden; }
.subhero h1 { font-family: var(--serif); font-size: clamp(38px, 6vw, 68px); font-weight: 900; line-height: 1.2; letter-spacing: 2px; margin-bottom: 26px; }
.subhero h1 .grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.subhero p { font-size: clamp(15px, 1.5vw, 18px); color: var(--text-2); max-width: 680px; }
.subhero p strong { color: var(--text-1); font-weight: 600; }
.subhero-glow { position: absolute; width: 800px; height: 800px; border-radius: 50%; background: radial-gradient(circle, rgba(79,140,255,0.12) 0%, transparent 65%); top: -350px; right: -200px; pointer-events: none; animation: breathe 9s ease-in-out infinite; }
.subhero-glow.g2 { background: radial-gradient(circle, rgba(45,212,191,0.08) 0%, transparent 65%); top: auto; bottom: -450px; left: -300px; right: auto; animation-delay: -4s; }
.t-body .c { color: var(--text-3); }
.t-body .cursor { display: inline-block; width: 8px; height: 15px; background: var(--accent-2); vertical-align: -2px; animation: blink 1.1s step-end infinite; }
.t-body .k { color: var(--accent-2); }
.t-body .ln { display: block; white-space: pre-wrap; }
.t-body .ok { color: #4ade80; }
.t-body .v { color: var(--text-1); }
/* ===== 商业路径 ===== */
  .biz-path { display: flex; align-items: stretch; gap: 0; margin-top: 54px; }
/* ===== 四层飞轮 ===== */
  .flywheel { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 54px; }
/* ===== 导航下拉 ===== */
  .nav-drop { position: relative; }
/* ===== 导航二维码 ===== */
  .nav-qr { position: relative; display: inline-flex; align-items: center; gap: 8px; }
/* ===== 数据条 ===== */
  .stats { border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); background: rgba(255,255,255,0.015); }
/* ===== 终端 ===== */
  .case-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 60px; align-items: center; margin-top: 10px; }
/* AIX 上标写法（AI乘） */
  sup.aix-x { font-size: 0.62em; line-height: 0; vertical-align: super; position: relative; top: -0.12em; margin-left: 1px; font-style: normal; font-weight: inherit; letter-spacing: 0; }
/* 导航联系方式 */
  .nav-right { display: flex; align-items: center; gap: 26px; }
50% { opacity: 0; }
footer { border-top: 1px solid var(--line-soft); padding: 44px 0; }
header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; padding: 22px 0; transition: all 0.35s ease; border-bottom: 1px solid transparent; }
nav { display: flex; gap: 38px; align-items: center; }
section { padding: 90px 0; position: relative; }
@media (max-width: 700px) {
  .btn-ghost { margin-left: 0; margin-top: 14px; }
  .flywheel { grid-template-columns: 1fr; }
  nav { display: none; }
  section { padding: 64px 0; }
}
@media (max-width: 980px) {
  .biz-path { flex-direction: column; gap: 16px; }
  .biz-step { margin-right: 0; }
  .biz-step:not(:last-child)::after { display: none; }
  .case-grid { grid-template-columns: 1fr; gap: 40px; }
  .flywheel { grid-template-columns: repeat(2, 1fr); }
  .fw-card:not(:last-child)::after { display: none; }
  .stat:nth-child(2)::after { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* 提升自内联样式：统计数字单位（原 style="font-size:22px"） */
.stat-unit { font-size: 22px; }