/* KOOK 高系统绘制 —— 全局样式 */
:root{
  --green:#8BE51F;
  --green-hi:#A9F53B;
  --green-lo:#57B000;
  --ink:#0A0B0A;
  --white:#F7F8F5;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;min-height:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  color:var(--ink);
  background:var(--green);
  -webkit-font-smoothing:antialiased;
}
a{color:inherit}

/* ---------------- 欢迎动画页 ---------------- */
.splash{
  min-height:100vh;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  position:relative;overflow:hidden;
  background:radial-gradient(120% 90% at 50% 28%, var(--green-hi) 0%, #86E015 46%, var(--green-lo) 100%);
  transition:opacity .42s ease, transform .42s ease;
}
.splash.leave{opacity:0;transform:scale(1.06)}
.splash::after{
  content:"";position:absolute;inset:-30%;
  background:radial-gradient(closest-side, rgba(255,255,255,.55), transparent 70%);
  opacity:.5;animation:pulse 3.4s ease-in-out infinite;pointer-events:none;
}
@keyframes pulse{0%,100%{transform:scale(.9);opacity:.35}50%{transform:scale(1.05);opacity:.6}}

.logo-wrap{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;gap:24px;padding:0 20px}
.logo-box{
  background:var(--ink);
  border-radius:16px;
  padding:18px 34px 20px;
  transform:skewX(-8deg) scale(.86);
  opacity:0;
  box-shadow:0 30px 55px -14px rgba(0,0,0,.6), 0 0 0 3px var(--ink);
  animation:boxIn .5s cubic-bezier(.2,1.3,.4,1) forwards;
}
@keyframes boxIn{to{opacity:1;transform:skewX(-8deg) scale(1)}}

.logo-text{display:flex;gap:1px;line-height:.92}
.logo-text span{
  display:inline-block;
  font-family:"Arial Black","Arial Bold",Impact,Haettenschweiler,"Segoe UI Black",sans-serif;
  font-weight:900;font-style:italic;
  font-size:clamp(52px,14.5vw,104px);
  color:var(--white);
  letter-spacing:-3px;
  text-shadow:0 4px 0 rgba(0,0,0,.55);
  animation:pop .66s cubic-bezier(.18,1.6,.36,1) both;
  animation-delay:var(--d);
  will-change:transform;
}
@keyframes pop{
  0%{opacity:0;transform:translateY(-150px) scale(.45) rotate(-16deg)}
  55%{opacity:1;transform:translateY(9px) scale(1.16) rotate(4deg)}
  78%{transform:translateY(-4px) scale(.98) rotate(-1deg)}
  100%{opacity:1;transform:translateY(0) scale(1) rotate(0)}
}
.logo-text span.bounce{
  animation:jump .74s ease-in-out infinite;
  animation-delay:var(--b);
}
@keyframes jump{
  0%,100%{transform:translateY(0) scale(1)}
  42%{transform:translateY(-18px) scale(1.05)}
  60%{transform:translateY(2px) scale(.97)}
}

.subtitle{
  font-size:clamp(17px,4.6vw,24px);
  font-weight:900;letter-spacing:.18em;
  color:#fff;
  -webkit-text-stroke:3.5px var(--ink);
  paint-order:stroke fill;
  text-shadow:0 5px 0 rgba(0,0,0,.22);
  opacity:0;animation:fadeUp .7s 2.05s forwards;
}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}

.hint{
  position:relative;z-index:2;margin-top:34px;font-size:13px;letter-spacing:.14em;
  color:rgba(10,11,10,.66);font-weight:600;
  opacity:0;animation:fadeUp .6s 2.4s forwards;
}
.hint b{font-variant-numeric:tabular-nums;color:var(--ink)}

.bar{position:fixed;left:0;right:0;bottom:0;height:4px;background:rgba(10,11,10,.14);z-index:3}
.bar i{display:block;height:100%;width:0;background:var(--ink);animation:grow 10s linear forwards;border-radius:0 3px 3px 0}
@keyframes grow{to{width:100%}}

/* ---------------- 主页 ---------------- */
.home{
  min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:16px;padding:34px 22px 46px;
  background:radial-gradient(130% 85% at 50% 0%, var(--green-hi) 0%, #7EDB10 52%, #4FA300 100%);
  position:relative;overflow:hidden;
}
.home .brand{margin-bottom:6px;display:flex;flex-direction:column;align-items:center;gap:14px}
.mini-logo{
  background:var(--ink);border-radius:11px;padding:10px 20px 12px;transform:skewX(-8deg);
  box-shadow:0 16px 28px -14px rgba(0,0,0,.75)
}
.mini-logo b{
  display:block;transform:skewX(0deg);
  font-family:"Arial Black","Arial Bold",Impact,sans-serif;font-style:italic;font-weight:900;
  font-size:34px;letter-spacing:-1px;color:#fff;line-height:1;
  animation:logoBreath 3.2s ease-in-out infinite;
}
@keyframes logoBreath{0%,100%{transform:scale(1)}50%{transform:scale(1.04)}}
.brand p{
  margin:0;font-size:14px;font-weight:900;letter-spacing:.22em;color:#fff;
  -webkit-text-stroke:2.6px var(--ink);paint-order:stroke fill;
}

.home-card{
  width:100%;max-width:430px;display:flex;flex-direction:column;gap:14px;
  background:rgba(255,255,255,.14);border:2px solid rgba(10,11,10,.14);
  border-radius:26px;padding:18px;
  backdrop-filter:blur(6px);
}
.btn-big{
  width:100%;border:0;border-radius:16px;padding:19px 20px;
  font-family:inherit;font-size:18px;font-weight:800;letter-spacing:.04em;
  display:flex;align-items:center;justify-content:center;gap:10px;cursor:pointer;
  transition:transform .12s ease,box-shadow .12s ease,filter .12s;
  position:relative;overflow:hidden;
}
.btn-big:active{transform:translateY(2px) scale(.988)}
.btn-big .ic{font-size:20px;line-height:1}
.btn-dark{background:var(--ink);color:#fff;box-shadow:0 16px 26px -14px rgba(0,0,0,.8),inset 0 -3px 0 rgba(255,255,255,.07)}
.btn-dark:hover{filter:brightness(1.12)}
.btn-white{background:#fff;color:var(--ink);box-shadow:0 16px 26px -16px rgba(0,0,0,.55),inset 0 0 0 2px var(--ink)}
.btn-white:hover{filter:brightness(.98)}
.btn-big small{display:block;font-size:11px;font-weight:600;opacity:.6;letter-spacing:.02em;margin-top:3px}
.btn-inner{display:flex;flex-direction:column;align-items:flex-start;line-height:1.15}
.btn-row{display:flex;align-items:center;gap:10px;width:100%;justify-content:center}

.tips{font-size:12px;color:rgba(10,11,10,.62);text-align:center;line-height:1.7;max-width:400px;margin:4px 0 0}

/* ---------------- 弹窗 ---------------- */
.mask{
  position:fixed;inset:0;background:rgba(6,10,4,.62);backdrop-filter:blur(3px);
  display:none;align-items:center;justify-content:center;padding:20px;z-index:50;
}
.mask.on{display:flex;animation:fadeIn .18s ease}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.sheet{
  width:100%;max-width:400px;background:#fff;border-radius:22px;padding:24px 22px 20px;
  box-shadow:0 30px 70px -20px rgba(0,0,0,.6);
  animation:sheetIn .26s cubic-bezier(.2,1.3,.4,1);
}
@keyframes sheetIn{from{opacity:0;transform:translateY(22px) scale(.96)}to{opacity:1;transform:none}}
.sheet h3{margin:0 0 6px;font-size:19px;letter-spacing:.02em}
.sheet .desc{margin:0 0 16px;font-size:12.5px;color:#6b6f63;line-height:1.65}
.field{width:100%;border:2px solid #e2e6dc;border-radius:13px;padding:14px 14px;font-size:16px;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.06em;text-align:center;
  outline:none;transition:border-color .15s,box-shadow .15s;background:#fafcf7}
.field:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(139,229,31,.24)}
.err{min-height:18px;color:#d33;font-size:12.5px;margin:8px 0 4px;text-align:center}
.sheet-btns{display:flex;gap:10px;margin-top:6px}
.btn{padding:13px 16px;border-radius:13px;border:0;font-family:inherit;font-size:15px;font-weight:800;cursor:pointer;flex:1;
  transition:transform .1s,filter .12s}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{filter:brightness(1.15)}
.btn-ghost{background:#eef1ea;color:#3a3f36}
.btn-ghost:hover{filter:brightness(.97)}
.btn:disabled{opacity:.55;cursor:not-allowed}

/* ---------------- 后台 ---------------- */
.admin{min-height:100vh;background:#0c100a;color:#e9efe3;padding:0;
  background-image:radial-gradient(90% 60% at 50% -10%, rgba(139,229,31,.16), transparent 60%);
}
.admin-top{display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:14px 20px;border-bottom:1px solid rgba(255,255,255,.08);flex-wrap:wrap}
.admin-top .t{display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.06em}
.badge{background:var(--green);color:#0a0b0a;font-size:11px;font-weight:900;padding:3px 8px;border-radius:999px;letter-spacing:.08em}
.wrap{max-width:1120px;margin:0 auto;padding:22px}
.login-box{max-width:380px;margin:12vh auto 0;background:#12170f;border:1px solid rgba(255,255,255,.09);
  border-radius:22px;padding:28px 24px;box-shadow:0 30px 70px -30px #000}
.login-box h2{margin:0 0 4px;font-size:20px}
.login-box p{margin:0 0 20px;font-size:12.5px;color:#8b9583}
.inp{width:100%;background:#0a0e08;border:1.5px solid rgba(255,255,255,.1);border-radius:12px;
  padding:13px 14px;color:#fff;font-size:15px;font-family:inherit;outline:none;margin-bottom:12px;transition:border-color .15s,box-shadow .15s}
.inp:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(139,229,31,.16)}
.btn-g{background:var(--green);color:#0a0b0a;border:0;border-radius:12px;padding:13px 18px;font-weight:900;
  font-family:inherit;font-size:15px;cursor:pointer;transition:filter .12s,transform .1s}
.btn-g:hover{filter:brightness(1.08)}
.btn-g:active{transform:translateY(1px)}
.btn-g:disabled{opacity:.5;cursor:not-allowed}
.btn-w{background:rgba(255,255,255,.08);color:#dfe6d8;border:1px solid rgba(255,255,255,.1);border-radius:12px;
  padding:11px 16px;font-weight:700;font-family:inherit;font-size:14px;cursor:pointer}
.btn-w:hover{background:rgba(255,255,255,.14)}
.btn-d{background:rgba(255,86,86,.14);color:#ff8e8e;border:1px solid rgba(255,86,86,.3);border-radius:12px;
  padding:11px 16px;font-weight:700;font-family:inherit;font-size:14px;cursor:pointer}
.btn-d:hover{background:rgba(255,86,86,.22)}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-bottom:18px}
.stat{background:#12170f;border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:16px 18px}
.stat span{display:block;font-size:11.5px;letter-spacing:.12em;color:#87917d;font-weight:700}
.stat b{display:block;font-size:26px;margin-top:6px;font-variant-numeric:tabular-nums;color:#fff}
.stat b.g{color:var(--green)}

.panel{background:#12170f;border:1px solid rgba(255,255,255,.08);border-radius:18px;padding:18px;margin-bottom:18px}
.panel h3{margin:0 0 14px;font-size:15px;letter-spacing:.04em;display:flex;align-items:center;gap:8px}
.panel h3 i{width:8px;height:8px;border-radius:50%;background:var(--green);display:inline-block}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.row .inp{margin:0;max-width:160px;text-align:center}

.tbl-wrap{overflow:auto;border-radius:14px;border:1px solid rgba(255,255,255,.07)}
table{width:100%;border-collapse:collapse;font-size:13px;min-width:720px}
th,td{padding:11px 12px;text-align:left;white-space:nowrap}
th{background:rgba(255,255,255,.05);font-size:11.5px;letter-spacing:.08em;color:#9aa391;font-weight:800;position:sticky;top:0}
tbody tr{border-top:1px solid rgba(255,255,255,.05)}
tbody tr:hover{background:rgba(139,229,31,.05)}
td.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.04em;color:#dff5c6}
.pill{display:inline-block;padding:2.5px 9px;border-radius:999px;font-size:11px;font-weight:800}
.pill.ok{background:rgba(255,86,86,.16);color:#ff9a9a}
.pill.new{background:rgba(139,229,31,.18);color:#a9f53b}
.mini{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);color:#dfe6d8;
  border-radius:8px;padding:5px 10px;font-size:12px;cursor:pointer;font-family:inherit;font-weight:700}
.mini:hover{background:rgba(255,255,255,.16)}
.mini.del{color:#ff9a9a;border-color:rgba(255,86,86,.28)}
.mini.del:hover{background:rgba(255,86,86,.2)}
.empty{padding:36px;text-align:center;color:#7d8773;font-size:13.5px}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;justify-content:space-between;margin-bottom:12px}
.toolbar .left{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
select.sel{background:#0a0e08;border:1.5px solid rgba(255,255,255,.1);color:#e9efe3;border-radius:10px;
  padding:10px 12px;font-family:inherit;font-size:13px;outline:none}
.toast{position:fixed;left:50%;bottom:34px;transform:translate(-50%,20px);background:#0a0b0a;color:#c6ff8f;
  padding:12px 22px;border-radius:999px;font-size:13.5px;font-weight:700;opacity:0;pointer-events:none;
  transition:opacity .22s,transform .22s;z-index:99;box-shadow:0 16px 34px -12px #000;border:1px solid rgba(139,229,31,.35)}
.toast.on{opacity:1;transform:translate(-50%,0)}
.hide{display:none !important}
.gen-result{margin-top:14px;background:#0a0e08;border:1px solid rgba(139,229,31,.22);border-radius:12px;padding:14px;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;line-height:1.9;color:#cdf7a2;
  max-height:230px;overflow:auto;white-space:pre-wrap;word-break:break-all}
.hint-line{font-size:12px;color:#87917d;margin:10px 0 0;line-height:1.7}

/* 跳过按钮 */
.skip{
  position:fixed;right:16px;bottom:22px;z-index:4;
  font-size:12.5px;font-weight:800;letter-spacing:.1em;text-decoration:none;
  color:rgba(10,11,10,.55);padding:9px 15px;border-radius:999px;
  background:rgba(10,11,10,.08);transition:background .16s,color .16s;
}
.skip:hover{background:rgba(10,11,10,.16);color:#0A0B0A}
/* ---------------- 主页雨滴背景 ---------------- */
#rain{
  position:fixed;inset:0;width:100%;height:100%;display:block;
  pointer-events:none;z-index:0;
}
.home .brand,.home .home-card{position:relative;z-index:1}
.home .brand{animation:softIn .55s .04s ease both}
.home .home-card{animation:softIn .55s .14s ease both}
@keyframes softIn{from{opacity:0}to{opacity:1}}
@media (prefers-reduced-motion: reduce){
  .home .brand,.home .home-card{animation:none}
  .logo-text span,.logo-text span.bounce{animation:none}
  .splash .subtitle,.splash .hint{animation:none;opacity:1}
}