/* koudaiyaoguai.cn — field journal / adventure notebook */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --paper:#faf6ee;--cream:#f3ebe0;--card:#fffef9;
  --red:#e3350d;--red-d:#c62828;--blue:#3b4cca;--blue-d:#2a3a9a;
  --ink:#2d2a26;--mute:#6b6560;--line:#d9cfc0;
  --gold:#f5c518;--green:#4caf6e;
  --shadow:0 4px 20px rgba(45,42,38,.08);
  --display:"ZCOOL KuaiLe","Noto Sans SC",system-ui,sans-serif;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"Noto Sans SC",system-ui,sans-serif;
  background:var(--paper);color:var(--ink);line-height:1.65;
  overflow-x:hidden;width:100%;
  background-image:repeating-linear-gradient(0deg,transparent,transparent 27px,var(--line) 27px,var(--line) 28px);
  background-size:100% 28px;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
.shell{max-width:1140px;margin:0 auto;padding:0 20px}

/* ribbon nav */
.ribbon{
  position:sticky;top:0;z-index:300;
  background:var(--red);border-bottom:4px solid var(--red-d);
  box-shadow:0 4px 16px rgba(227,53,13,.25);
}
.ribbon-inner{display:flex;align-items:center;gap:16px;padding:10px 0}
.ribbon-brand{display:flex;align-items:center;gap:10px;font-family:var(--display);font-size:1.1rem;color:#fff;font-weight:400}
.ribbon-brand img{border-radius:8px;border:2px solid #fff;box-shadow:0 2px 0 rgba(0,0,0,.15)}
.ribbon-nav{flex:1;display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
.ribbon-nav::-webkit-scrollbar{display:none}
.ribbon-nav a{
  padding:6px 14px;color:rgba(255,255,255,.85);font-size:.82rem;font-weight:600;
  border-radius:999px;white-space:nowrap;transition:.2s;
}
.ribbon-nav a:hover{background:rgba(255,255,255,.15);color:#fff}
.ribbon-dl{
  flex-shrink:0;padding:8px 20px;background:#fff;color:var(--red);
  font-weight:900;font-size:.82rem;border-radius:999px;
  border:2px solid var(--red-d);box-shadow:0 3px 0 var(--red-d);transition:.15s;
}
.ribbon-dl:hover{transform:translateY(2px);box-shadow:0 1px 0 var(--red-d)}

/* opener */
.opener{padding:clamp(48px,8vh,80px) 0 clamp(56px,8vh,88px)}
.opener-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,48px);align-items:center}
.stamp-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.stamp{
  font-size:.68rem;font-weight:800;letter-spacing:.1em;
  padding:4px 12px;border:2px dashed var(--red);color:var(--red);
  border-radius:4px;transform:rotate(-2deg);
}
.stamp--blue{border-color:var(--blue);color:var(--blue);transform:rotate(1deg)}
.opener h1{font-family:var(--display);font-size:clamp(2.8rem,6vw,4rem);font-weight:400;line-height:1.1;color:var(--red)}
.opener-sub{font-size:1rem;color:var(--mute);margin-top:10px;font-weight:600}
.opener-intro{margin-top:20px}
.opener-intro p{font-size:.88rem;color:var(--mute);line-height:1.8;margin-bottom:10px}
.opener-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}
.opener-tags span{
  font-size:.72rem;font-weight:700;padding:5px 12px;
  background:var(--cream);border:1px solid var(--line);border-radius:999px;color:var(--mute);
}

/* polaroid stack */
.polaroid-stack{position:relative;padding:20px 20px 40px}
.polaroid{
  background:var(--card);border:1px solid var(--line);padding:10px 10px 28px;
  box-shadow:var(--shadow);position:relative;
}
.polaroid img{aspect-ratio:16/10;object-fit:cover;width:100%;border:1px solid var(--line)}
.polaroid figcaption{
  position:absolute;bottom:8px;left:14px;font-size:.68rem;font-weight:700;
  color:var(--mute);font-family:var(--display);
}
.polaroid--main{z-index:3;transform:rotate(-1deg)}
.polaroid--sm{padding:8px 8px 12px;width:42%}
.polaroid--a{position:absolute;top:0;right:0;transform:rotate(4deg);z-index:2}
.polaroid--b{position:absolute;bottom:0;left:0;transform:rotate(-5deg);z-index:1}

/* section labels */
.sec-label{
  font-size:.72rem;font-weight:800;color:var(--mute);letter-spacing:.08em;
  margin-bottom:20px;
}
.sec-label span{color:var(--red);margin-right:8px}
.sec-label--center{text-align:center;margin-bottom:28px}

/* route track */
.route-sec{padding:clamp(48px,7vh,72px) 0;background:var(--cream);border-top:2px dashed var(--line);border-bottom:2px dashed var(--line)}
.route-track{
  list-style:none;display:flex;gap:0;counter-reset:route;
  border:2px solid var(--line);border-radius:12px;background:var(--card);
  overflow:hidden;box-shadow:var(--shadow);
}
.route-stop{
  flex:1;position:relative;padding:20px 16px;
  border-right:2px dashed var(--line);
}
.route-stop:last-child{border-right:none}
.route-pin{
  width:36px;height:36px;border-radius:50%;background:var(--red);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--display);font-size:.85rem;margin-bottom:12px;
  border:3px solid var(--red-d);box-shadow:0 2px 0 var(--red-d);
}
.route-body strong{display:block;font-size:.88rem;font-weight:800;margin-bottom:6px}
.route-body p{font-size:.76rem;color:var(--mute);line-height:1.6}

/* binder */
.binder-sec{padding:clamp(48px,7vh,72px) 0}
.binder-sheet{
  display:grid;grid-template-columns:repeat(3,1fr);gap:14px;
  background:var(--cream);border:3px solid var(--line);border-radius:12px;
  padding:20px;box-shadow:inset 0 2px 8px rgba(45,42,38,.04);
}
.pocket-slot{
  background:var(--card);border:2px solid var(--line);border-radius:8px;
  padding:10px;position:relative;
  box-shadow:inset 0 -8px 0 var(--cream),var(--shadow);
}
.pocket-hd{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.pocket-hd span{font-size:.65rem;font-weight:800;color:var(--mute)}
.pocket-hd em{font-size:.6rem;font-weight:800;font-style:normal;padding:2px 6px;border-radius:3px;color:#fff;background:var(--blue)}
.pocket-slot img{aspect-ratio:1;object-fit:cover;width:100%;border-radius:4px;border:1px solid var(--line);margin-bottom:8px}
.pocket-slot h3{font-size:.88rem;font-weight:800;margin-bottom:4px}
.pocket-slot p{font-size:.72rem;color:var(--mute);line-height:1.55}

/* gym */
.gym-sec{padding:clamp(48px,7vh,72px) 0;background:var(--card);border-top:1px solid var(--line)}
.gym-layout{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,48px);align-items:center;margin-bottom:32px}
.gym-text h2{font-size:clamp(1.4rem,3vw,1.8rem);font-weight:900;margin-bottom:14px}
.gym-text p{font-size:.88rem;color:var(--mute);line-height:1.75;margin-bottom:12px}
.gym-perks{list-style:none;margin-top:16px;display:grid;gap:8px}
.gym-perks li{
  font-size:.84rem;color:var(--mute);padding:10px 14px;
  background:var(--paper);border:1px solid var(--line);border-radius:8px;
  border-left:4px solid var(--red);
}
.gym-visual{border:2px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:var(--shadow)}
.gym-visual img{aspect-ratio:16/10;object-fit:cover;width:100%}
.gym-visual figcaption{
  padding:10px 14px;font-size:.68rem;font-weight:700;color:var(--mute);
  background:var(--cream);border-top:1px solid var(--line);
}
.badge-row{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.badge-item{
  display:flex;flex-direction:column;align-items:center;gap:6px;
  width:72px;padding:12px 8px;background:var(--paper);
  border:2px solid var(--line);border-radius:50%;aspect-ratio:1;
  transition:.2s;
}
.badge-item:hover{border-color:var(--red);transform:translateY(-3px)}
.badge-icon{font-size:1.4rem;line-height:1}
.badge-item span{font-size:.62rem;font-weight:700;color:var(--mute)}
.badge-item--gold{border-color:var(--gold);background:linear-gradient(135deg,#fff8e0,var(--paper))}

/* journal */
.journal-sec{padding:clamp(48px,7vh,72px) 0}
.journal-book{
  background:var(--card);border:2px solid var(--line);border-radius:12px;
  padding:clamp(20px,3vw,32px);box-shadow:var(--shadow);
  display:grid;grid-template-columns:repeat(2,1fr);gap:16px;
}
.journal-entry{
  padding:16px;background:var(--paper);border:1px solid var(--line);
  border-radius:8px;border-left:4px solid var(--blue);
}
.journal-hd{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:8px}
.journal-hd time{font-size:.65rem;font-weight:700;color:var(--mute);font-variant-numeric:tabular-nums}
.journal-author{font-size:.78rem;font-weight:800;color:var(--red)}
.journal-entry p{font-size:.84rem;color:var(--mute);line-height:1.7}

/* codes */
.codes-sec{padding:clamp(48px,7vh,72px) 0;background:var(--cream);border-top:2px dashed var(--line)}
.codes-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:18px}
.code-card{
  background:var(--card);border:2px solid var(--line);border-radius:10px;
  padding:16px;box-shadow:var(--shadow);
}
.code-copy{
  display:block;width:100%;font-family:ui-monospace,monospace;
  font-size:1rem;font-weight:900;padding:10px 12px;
  background:var(--red);color:#fff;border:2px solid var(--red-d);
  border-radius:6px;cursor:pointer;margin-bottom:10px;
  box-shadow:0 3px 0 var(--red-d);transition:.15s;
}
.code-copy:hover{transform:translateY(2px);box-shadow:0 1px 0 var(--red-d)}
.code-copy.copied{background:var(--green);border-color:#3d8b5a;box-shadow:0 3px 0 #3d8b5a}
.code-card p{font-size:.8rem;color:var(--mute);line-height:1.55}
.code-vip{
  background:var(--card);border:2px dashed var(--gold);border-radius:12px;
  padding:22px;margin-bottom:12px;
}
.code-vip-tag{
  display:inline-block;font-size:.72rem;font-weight:800;color:var(--red-d);
  background:linear-gradient(135deg,#fff8e0,var(--cream));
  border:1px solid var(--gold);padding:4px 12px;border-radius:999px;margin-bottom:10px;
}
.code-vip h3{font-size:1.05rem;font-weight:900;margin-bottom:8px}
.code-vip p{font-size:.86rem;color:var(--mute);line-height:1.7;margin-bottom:14px}
.code-vip-btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 24px;background:var(--red);color:#fff;font-weight:900;font-size:.88rem;
  border-radius:999px;border:2px solid var(--red-d);box-shadow:0 4px 0 var(--red-d);transition:.15s;
}
.code-vip-btn:hover{transform:translateY(2px);box-shadow:0 2px 0 var(--red-d)}
.codes-tip{font-size:.72rem;color:var(--mute);text-align:center}

/* download */
.dl-sec{padding:clamp(56px,8vh,80px) 0;background:var(--card);border-top:1px solid var(--line)}
.dl-split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,64px);align-items:center}
.dl-left .logo-sm{border-radius:12px;border:2px solid var(--line);margin-bottom:16px;box-shadow:var(--shadow)}
.dl-left h2{font-size:clamp(1.5rem,3vw,2rem);font-weight:900;margin-bottom:10px}
.dl-left .desc{color:var(--mute);font-size:.92rem;line-height:1.75;margin-bottom:20px}
.dl-list{list-style:none;display:grid;gap:10px}
.dl-list li{display:flex;align-items:flex-start;gap:10px;font-size:.84rem;color:var(--mute)}
.dl-list li::before{content:"✓";color:var(--red);font-weight:900;flex-shrink:0}
.dl-right{
  background:var(--paper);border:2px solid var(--line);border-radius:16px;
  padding:clamp(28px,4vw,40px);text-align:center;box-shadow:var(--shadow);
  position:relative;overflow:hidden;
}
.dl-right::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--red),var(--gold),var(--blue));
}
.dl-right .game-name{font-size:1.1rem;font-weight:900;margin-bottom:4px}
.dl-right .corp{font-size:.75rem;color:var(--mute);margin-bottom:24px}
.dl-btns{display:grid;gap:12px}
.btn-dl{
  display:flex;align-items:center;justify-content:center;gap:10px;
  padding:16px 24px;border-radius:12px;font-weight:800;font-size:.95rem;transition:.2s;
}
.btn-dl svg{width:22px;height:22px;flex-shrink:0}
.btn-android{background:var(--ink);color:#fff}
.btn-android:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(45,42,38,.2)}
.btn-ios{background:var(--card);color:var(--ink);border:2px solid var(--line)}
.btn-ios:hover{border-color:var(--blue);transform:translateY(-2px);box-shadow:var(--shadow)}
.dl-note{margin-top:16px;font-size:.72rem;color:var(--mute)}

/* footer */
.ft{padding:32px 0;text-align:center;font-size:.72rem;color:var(--mute);line-height:1.9;border-top:1px solid var(--line);background:var(--paper)}
.ft a{color:var(--blue);font-weight:600}

/* fab */
.fab-dl{
  position:fixed;right:16px;bottom:20px;z-index:400;
  animation:fab-in .5s ease backwards;
}
.fab-dl-body{
  display:block;padding:14px 22px;background:var(--red);color:#fff;
  font-weight:900;font-size:.88rem;border-radius:999px;
  border:3px solid #fff;box-shadow:0 4px 0 var(--red-d),0 8px 24px rgba(227,53,13,.4);
  transition:.15s;
}
.fab-dl:hover .fab-dl-body{transform:translateY(2px);box-shadow:0 2px 0 var(--red-d),0 4px 16px rgba(227,53,13,.45)}
@keyframes fab-in{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}

[data-r]{opacity:0;transform:translateY(18px);transition:.55s ease}
[data-r].on{opacity:1;transform:none}

@media(max-width:900px){
  .ribbon-nav a:not(:nth-child(-n+3)){display:none}
  .opener-grid,.gym-layout,.dl-split,.journal-book,.binder-sheet,.codes-grid{grid-template-columns:1fr}
  .route-track{flex-direction:column}
  .route-stop{border-right:none;border-bottom:2px dashed var(--line)}
  .route-stop:last-child{border-bottom:none}
  .polaroid-stack{padding:0;margin-top:20px}
  .polaroid--a,.polaroid--b{position:relative;width:48%;display:inline-block;margin-top:12px}
  .polaroid--a{float:right}
  .polaroid--b{float:left}
  .polaroid--main{transform:none}
  .badge-row{gap:8px}
  .badge-item{width:64px;padding:10px 6px}
  .code-vip-btn,.fab-dl-body{width:100%;text-align:center}
  .fab-dl{right:12px;bottom:16px;left:12px}
  .fab-dl-body{display:block;width:100%;box-sizing:border-box}
}

@media(max-width:480px){
  .ribbon-brand span{display:none}
  .opener h1{font-size:2.4rem}
  .journal-book{grid-template-columns:1fr}
}