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

html{
  min-height:100%;
  font-family:var(--font);
  font-size:var(--fs-md);
  background:var(--c-bg);
  color:var(--c-text-d);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

body{ min-height:100%; margin:0; }

button,input,select,textarea{ font:inherit; color:inherit; }
button{ cursor:pointer; }

h1,h2,h3,h4,p{ margin-top:0; }
p{ line-height:1.7; }
a{ color:var(--c-brand); }

/* 数字统一启用等宽数位,KPI 更整齐 */
strong,.num{ font-variant-numeric:tabular-nums; font-feature-settings:"tnum" 1,"cv01" 1; }

/* ====== 英文 eyebrow / kicker ====== */
.ps-kicker{
  display:block;
  margin:0 0 6px;
  font-size:var(--fs-kicker);
  font-weight:700;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--c-brand);
}

/* ====== 按钮 ====== */
.ps-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:calc(var(--sp) * 5);
  padding:0 calc(var(--sp) * 2);
  border:1px solid var(--c-line-l);
  border-radius:var(--r-sm);
  background:var(--c-surface);
  color:var(--c-text-d);
  font-size:var(--fs-sm);
  font-weight:600;
  letter-spacing:.01em;
  transition:transform .12s var(--ease), box-shadow .15s var(--ease), background .15s var(--ease), border-color .15s var(--ease);
}
.ps-btn:hover{ border-color:color-mix(in srgb,var(--c-brand) 40%,transparent); }
.ps-btn:active{ transform:translateY(1px); }

.ps-btn--primary{
  border-color:transparent;
  background:linear-gradient(180deg, color-mix(in srgb,var(--c-brand) 92%,#fff) 0%, var(--c-brand) 60%, var(--c-brand-deep) 100%);
  color:#fff;
  box-shadow:0 1px 0 rgba(255,255,255,.25) inset, 0 8px 20px color-mix(in srgb,var(--c-brand) 32%,transparent);
}
.ps-btn--primary:hover{
  box-shadow:0 1px 0 rgba(255,255,255,.3) inset, 0 10px 26px color-mix(in srgb,var(--c-brand) 42%,transparent);
}

.ps-btn--ghost{
  background:transparent;
  border-color:var(--c-line-l);
  color:var(--c-text-d-2);
}

.ps-btn svg{ width:16px; height:16px; }

/* ====== 标签 ====== */
.ps-tag{
  display:inline-flex;
  align-items:center;
  min-height:22px;
  padding:0 9px;
  border:1px solid var(--c-line-l);
  border-radius:999px;
  color:var(--c-text-d-2);
  font-size:var(--fs-xs);
  font-weight:600;
  white-space:nowrap;
}

/* ====== 红绿灯圆点 ====== */
.ps-light{
  display:inline-block;
  width:9px;
  height:9px;
  border-radius:50%;
  vertical-align:middle;
  position:relative;
}
.ps-light::after{
  content:"";
  position:absolute;
  inset:-3px;
  border-radius:50%;
  opacity:.35;
  background:inherit;
}
.ps-light--red{ background:var(--c-red); box-shadow:0 0 0 2px color-mix(in srgb,var(--c-red) 26%,transparent); }
.ps-light--amber{ background:var(--c-amber); box-shadow:0 0 0 2px color-mix(in srgb,var(--c-amber) 26%,transparent); }
.ps-light--green{ background:var(--c-green); box-shadow:0 0 0 2px color-mix(in srgb,var(--c-green) 26%,transparent); }
.ps-light--red::after{ animation:ps-pulse 1.8s var(--ease) infinite; }
@keyframes ps-pulse{ 0%{ transform:scale(1); opacity:.4; } 70%{ transform:scale(1.9); opacity:0; } 100%{ opacity:0; } }

/* 状态药丸(可用于看板/列表) */
.ps-pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:22px;
  padding:0 10px;
  border-radius:999px;
  font-size:var(--fs-xs);
  font-weight:700;
  letter-spacing:.02em;
}
.ps-pill--red{ background:color-mix(in srgb,var(--c-red) 12%,transparent); color:var(--c-red); }
.ps-pill--amber{ background:color-mix(in srgb,var(--c-amber) 14%,transparent); color:#b9750a; }
.ps-pill--green{ background:color-mix(in srgb,var(--c-green) 13%,transparent); color:var(--c-green); }
.ps-pill--info{ background:color-mix(in srgb,var(--c-brand) 11%,transparent); color:var(--c-brand-deep); }

/* ====== 动线高亮光圈(契约类名,必须明显) ====== */
.ps-tour-glow{
  position:relative;
  z-index:5;
  border-radius:var(--r) !important;
  outline:2px solid var(--c-cyan);
  outline-offset:3px;
  box-shadow:
    0 0 0 5px color-mix(in srgb,var(--c-cyan) 26%,transparent),
    0 0 0 1px color-mix(in srgb,var(--c-cyan) 60%,transparent) inset,
    0 0 34px color-mix(in srgb,var(--c-cyan) 55%,transparent);
  animation:ps-glow 1.4s var(--ease) infinite;
  transition:box-shadow .2s var(--ease), outline-color .2s var(--ease);
}
@keyframes ps-glow{
  0%,100%{ outline-color:color-mix(in srgb,var(--c-cyan) 80%,transparent);
           box-shadow:0 0 0 5px color-mix(in srgb,var(--c-cyan) 24%,transparent), 0 0 0 1px color-mix(in srgb,var(--c-cyan) 55%,transparent) inset, 0 0 30px color-mix(in srgb,var(--c-cyan) 45%,transparent); }
  50%{ outline-color:var(--c-cyan);
       box-shadow:0 0 0 8px color-mix(in srgb,var(--c-cyan) 16%,transparent), 0 0 0 1px color-mix(in srgb,var(--c-cyan) 75%,transparent) inset, 0 0 46px color-mix(in srgb,var(--c-cyan) 65%,transparent); }
}

@media (prefers-reduced-motion:reduce){
  .ps-light--red::after,.ps-tour-glow{ animation:none; }
}