/* CCPOKER — 信封流 hero（信封+抄送分支）+ Peta CC 抄送分支图. 墨蓝黑 #12151A × 樱花粉 #FFC9F0 */
:root{
  --bg:#12151A;--panel:#181C23;--panel2:#1F252E;--text:#F4EDF4;--muted:#AA9DB2;
  --accent:#FFC9F0;--accent-deep:#D98FB8;--gold:#FFD98A;--bcc:#8E8399;--ink:#0B0D11;
  --glow:0 0 12px rgba(255,201,240,.4),0 0 26px rgba(255,201,240,.2);
  --grad-panel:linear-gradient(150deg,#1F252E 0%,#12151A 100%);
  --font-h:'Jacques Francois',serif;--font-b:'Alumni Sans',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--font-b);font-weight:500;line-height:1.7;font-size:16px}
img,svg{max-width:100%;vertical-align:middle}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.container{width:100%;max-width:1160px;margin:0 auto;padding:0 16px}
.container.narrow{max-width:840px}
.center{text-align:center}
.site-header{position:sticky;top:0;z-index:50;background:rgba(18,21,26,.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,201,240,.35)}
.header-in{display:flex;align-items:center;gap:14px;min-height:60px}
.brand{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-h);font-weight:400;font-size:1.15rem;color:var(--text);white-space:nowrap;letter-spacing:.03em}
.brand:hover{text-decoration:none}
.nav-desktop{display:none;margin-left:auto;gap:18px}
.nav-desktop a{color:var(--muted);font-weight:600;font-size:.95rem}
.nav-desktop a:hover{color:var(--accent);text-decoration:none}
.header-cta{display:flex;gap:8px;margin-left:auto}
.nav-desktop+.header-cta{margin-left:0}
.btn{display:inline-block;padding:10px 20px;border-radius:10px;font-family:var(--font-b);font-weight:700;font-size:.9rem;cursor:pointer;border:1px solid transparent;transition:transform .15s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:linear-gradient(135deg,#FFC9F0,#D98FB8);color:#12151A;box-shadow:var(--glow)}
.btn-secondary{background:transparent;color:var(--accent);border-color:rgba(255,201,240,.55)}
.btn-block{display:block;width:100%;text-align:center}
.pulse{animation:pulse-glow 2s infinite}
@keyframes pulse-glow{0%,100%{box-shadow:0 0 8px rgba(255,201,240,.4)}50%{box-shadow:0 0 22px rgba(255,201,240,.8)}}
.nav-toggle{display:none}
.burger{display:flex;flex-direction:column;gap:4px;cursor:pointer;padding:6px;margin-left:4px}
.burger span{width:22px;height:2px;background:var(--accent);border-radius:2px}
.m-nav{display:none;background:var(--panel);border-bottom:1px solid rgba(255,201,240,.3)}
.m-nav-group{padding:10px 16px}
.m-nav-group h3{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);margin-bottom:6px;font-weight:700}
.m-nav-group a{display:block;padding:6px 0;color:var(--text)}
.nav-toggle:checked~.m-nav{display:block}
/* 信封流 hero：信封 + 抄送分支 */
.mail-hero{padding:44px 0 6px;background:radial-gradient(60% 70% at 50% 0%,rgba(255,201,240,.13) 0%,rgba(18,21,26,0) 70%)}
.mail-head{text-align:center}
.mail-head h1{font-family:var(--font-h);font-weight:400;font-size:clamp(2.2rem,7vw,3.8rem);letter-spacing:.05em;text-shadow:0 2px 0 #5E4053,0 0 26px rgba(255,201,240,.45)}
.hero-sub{max-width:660px;margin:12px auto 20px;color:var(--muted)}
.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.mail-stage{position:relative;max-width:620px;margin:26px auto 0;height:322px}
.env-wrap{position:absolute;left:50%;top:8px;transform:translateX(-50%);width:220px;animation:env-float 5.5s ease-in-out infinite}
.envelope{position:relative;width:220px;height:140px}
.env-body{position:absolute;inset:0;border:2px solid rgba(255,201,240,.55);border-radius:12px;background:linear-gradient(180deg,#222834,#1A1F27);box-shadow:0 12px 32px rgba(0,0,0,.5),0 0 26px rgba(255,201,240,.14)}
.env-folds{position:absolute;inset:0;width:100%;height:100%}
.env-flap{position:absolute;left:0;right:0;top:0;height:72px;background:linear-gradient(180deg,#2B3240,#232A35);clip-path:polygon(0 0,100% 0,50% 94%);border-radius:12px 12px 0 0}
.env-seal{position:absolute;left:50%;top:54px;transform:translateX(-50%);width:38px;height:38px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#FFE6B0,#D98FB8 72%);display:flex;align-items:center;justify-content:center;box-shadow:0 0 16px rgba(255,217,138,.55),0 2px 6px rgba(0,0,0,.5);z-index:2}
.env-seal span{font-family:var(--font-h);font-size:.72rem;color:#12151A;letter-spacing:.04em}
@keyframes env-float{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(-10px)}}
.flow-svg{position:absolute;left:0;right:0;top:146px;width:100%;height:150px;overflow:visible}
.fl{fill:none;stroke-width:2.5}
.fl-to{stroke:var(--gold)}
.fl-cc,.fl-cc2{stroke:var(--accent)}
.fl-bcc{stroke:var(--bcc)}
.fl-to,.fl-cc,.fl-cc2{stroke-dasharray:8 10;animation:flow-dash 2.6s linear infinite}
.fl-bcc{stroke-dasharray:5 8;animation:flow-dash 3.6s linear infinite}
@keyframes flow-dash{to{stroke-dashoffset:-36}}
.fl-dot{filter:drop-shadow(0 0 5px rgba(255,201,240,.6))}
.route-chip{position:absolute;bottom:0;transform:translateX(-50%);display:inline-flex;align-items:center;gap:6px;font-size:.72rem;font-weight:700;letter-spacing:.05em;padding:4px 12px;border-radius:99px;border:1px solid;background:rgba(18,21,26,.88);white-space:nowrap}
.route-chip::before{content:"";width:8px;height:8px;border-radius:50%;flex:0 0 auto}
.rc-to{left:16%;color:#FFE6B0;border-color:rgba(255,217,138,.5)}
.rc-to::before{background:var(--gold);box-shadow:0 0 8px rgba(255,217,138,.8)}
.rc-cc{left:48%;color:var(--accent);border-color:rgba(255,201,240,.5)}
.rc-cc::before{background:var(--accent);box-shadow:0 0 8px rgba(255,201,240,.8)}
.rc-bcc{left:84%;color:#C9BFD3;border-color:rgba(142,131,153,.55);border-style:dashed}
.rc-bcc::before{background:var(--bcc);box-shadow:0 0 8px rgba(142,131,153,.7)}
.stage-chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:16px 0 4px}
.chip{font-size:.78rem;letter-spacing:.06em;color:var(--accent);border:1px solid rgba(255,201,240,.4);border-radius:99px;padding:3px 14px;background:rgba(18,21,26,.6)}
.chip-warm{color:#FFE9C9;border-color:#8A6B4A}
.section{padding:38px 0}
.section-alt{background:rgba(24,28,35,.55)}
.sec-title{font-family:var(--font-h);font-weight:400;font-size:1.55rem;margin-bottom:18px;text-align:center}
.sec-sub{color:var(--muted);text-align:center;max-width:680px;margin:-8px auto 18px;font-size:.92rem}
.grid-2,.grid-3,.grid-4{display:grid;gap:16px;grid-template-columns:1fr;margin-bottom:8px}
.glow-card{display:block;background:var(--grad-panel);border:1px solid rgba(255,201,240,.35);border-radius:14px;padding:18px;color:var(--text);transition:border-color .15s,box-shadow .15s}
.glow-card:hover{border-color:var(--accent);box-shadow:var(--glow);text-decoration:none}
.glow-card h3{font-size:1.05rem;margin-bottom:6px;color:var(--accent)}
.glow-card p{color:var(--muted);font-size:.92rem}
.nc-icon{font-size:1.5rem;display:block;margin-bottom:8px}
/* Peta CC 抄送分支图（特色板块） */
.peta-grid{display:grid;gap:16px;grid-template-columns:1fr;margin-bottom:16px}
.peta-card{background:var(--grad-panel);border:1px solid rgba(255,201,240,.35);border-radius:14px;padding:18px;position:relative}
.peta-card::before{content:"";position:absolute;top:0;left:14px;right:14px;height:3px;border-radius:99px}
.pc-to{border-color:rgba(255,217,138,.45)} .pc-to::before{background:linear-gradient(90deg,transparent,#FFD98A,transparent)}
.pc-cc{border-color:rgba(255,201,240,.5)} .pc-cc::before{background:linear-gradient(90deg,transparent,#FFC9F0,transparent)}
.pc-bcc{border-style:dashed;border-color:rgba(142,131,153,.55)} .pc-bcc::before{background:linear-gradient(90deg,transparent,#8E8399,transparent)}
.pc-tag{display:block;font-size:.66rem;letter-spacing:.16em;font-weight:700;margin-bottom:8px}
.pc-to .pc-tag{color:#FFD98A} .pc-cc .pc-tag{color:#FFC9F0} .pc-bcc .pc-tag{color:#B4A9BE}
.peta-card h3{font-family:var(--font-h);font-weight:400;font-size:1.3rem;margin-bottom:6px}
.pc-to h3{color:#FFD98A} .pc-cc h3{color:#FFC9F0} .pc-bcc h3{color:#C9BFD3}
.pc-def{color:var(--muted);font-size:.92rem;margin-bottom:10px}
.pc-tip{border-left:3px solid var(--gold);border-radius:0 8px 8px 0;background:rgba(255,217,138,.07);color:var(--text);font-size:.88rem;padding:8px 12px}
.pc-tip strong{color:var(--gold)}
.trust-zone p{max-width:640px;margin:10px auto;color:var(--muted)}
.trust-zone .pill-18{margin:6px 0 12px}
.prose .note{color:var(--muted);font-size:.9rem}
.page-head{padding-top:22px}
.page-head h1,.prose h1{font-family:var(--font-h);font-weight:400;font-size:clamp(1.5rem,4.5vw,2.3rem);line-height:1.3}
.prose h2{font-family:var(--font-h);font-weight:400;font-size:1.4rem;margin:26px 0 10px;line-height:1.35}
.prose h3{font-size:1.08rem;font-weight:700;margin:20px 0 8px;color:var(--accent)}
.prose p{margin:0 0 14px}
.prose ul,.prose ol{margin:0 0 14px 22px}
.prose li{margin-bottom:6px}
.steps li{margin-bottom:10px}
.steps li strong{color:var(--accent)}
.edu-fig{margin:18px 0}
.edu-fig img{width:100%;height:auto;border-radius:12px;border:1px solid rgba(255,201,240,.35);box-shadow:0 0 18px rgba(255,201,240,.14)}
.edu-fig figcaption{font-size:.85rem;color:var(--muted);margin-top:8px;text-align:center}
.quick-form{display:grid;gap:8px;max-width:360px;margin:12px 0}
.quick-form label{font-size:.85rem;color:var(--muted)}
.quick-form input{background:#171B21;border:1px solid rgba(255,201,240,.4);border-radius:8px;padding:10px 12px;color:var(--text);font-family:var(--font-b)}
.quick-form input:focus{outline:none;border-color:var(--accent)}
.kamus-grid{display:grid;gap:10px;margin:14px 0}
.kamus-item{background:var(--grad-panel);border:1px solid rgba(255,201,240,.3);border-radius:10px;overflow:hidden}
.kamus-item summary{cursor:pointer;padding:13px 16px;font-weight:700;list-style:none;position:relative}
.kamus-item summary::-webkit-details-marker{display:none}
.kamus-item summary::after{content:"+";position:absolute;right:16px;color:var(--accent)}
.kamus-item[open] summary::after{content:"−"}
.kamus-item p{padding:0 16px 14px;color:var(--muted);font-size:.95rem}
.err-wrap{padding:70px 16px}
.err-code{font-family:var(--font-h);font-size:5rem;color:var(--accent);text-shadow:var(--glow)}
.err-wrap .btn{margin:18px 0}
.crumbs{padding:12px 0 0;font-size:.82rem;color:var(--muted)}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px}
.crumbs li+li::before{content:"›";margin-right:6px;color:var(--accent)}
.site-footer{background:var(--panel);border-top:1px solid rgba(255,201,240,.35);padding:36px 0 92px;margin-top:30px}
.foot-grid{display:grid;gap:24px;grid-template-columns:1fr}
.foot-brand p{color:var(--muted);font-size:.9rem;margin:10px 0}
.foot-col h3{font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);margin-bottom:8px;font-weight:700}
.foot-col a{display:block;color:var(--muted);padding:3px 0;font-size:.92rem}
.foot-col a:hover{color:var(--accent);text-decoration:none}
.pill-18{display:inline-block;border:1px solid var(--accent);color:var(--accent);border-radius:999px;padding:2px 12px;font-weight:700;font-size:.85rem}
.foot-bottom{margin-top:24px;padding-top:16px;border-top:1px solid rgba(255,201,240,.25);color:var(--muted);font-size:.85rem}
.float-cta{position:fixed;left:0;right:0;bottom:0;z-index:60;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:rgba(18,21,26,.92);backdrop-filter:blur(8px);border-top:1px solid rgba(255,201,240,.4)}
.flow{margin:16px 0;padding:20px;display:block}
.flow>*{border-radius:10px;padding:11px 14px;margin-bottom:9px;font-size:.95rem;background:rgba(18,21,26,.55);border:1px solid rgba(255,201,240,.35)}
.flow-step strong{color:var(--accent)}
.flow-end{border:1px dashed rgba(255,201,240,.5);color:var(--muted)}
@media (max-width:767px){
  .header-in{gap:8px}
  .brand{font-size:1rem}
  .brand .logo-mark{width:26px;height:26px}
  .header-cta{gap:6px}
  .header-cta .btn{padding:8px 13px;font-size:.85rem}
  .burger{padding:5px}
  .route-chip{font-size:.64rem;padding:3px 8px;gap:4px}
  .env-wrap{width:190px}
  .envelope{width:190px;height:122px}
  .env-flap{height:62px}
  .mail-stage{height:298px}
  .flow-svg{top:128px;height:146px}
}
@media (min-width:768px){
  .grid-2{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(3,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .peta-grid{grid-template-columns:repeat(3,1fr)}
  .foot-grid{grid-template-columns:2fr 1fr 1.4fr 1fr}
  .nav-desktop{display:flex}
  .header-cta{margin-left:0}
  .burger{display:none}
  .m-nav{display:none!important}
  .float-cta{left:auto;right:18px;bottom:18px;border-radius:12px;border:1px solid rgba(255,201,240,.5)}
  .float-cta .btn-block{width:auto}
}
@media (min-width:1024px){.grid-4{grid-template-columns:repeat(4,1fr)}}
@media (prefers-reduced-motion:reduce){.pulse,.env-wrap,.fl-to,.fl-cc,.fl-cc2,.fl-bcc{animation:none}}

/* ===== Float CTA Jackpot v2 (2026-09-17): 底部居中 + 闪烁 ===== */
.float-cta{left:50%;right:auto;transform:translateX(-50%);width:100%;max-width:600px;margin:0;display:block}
.float-inner{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}
.jackpot-tag{display:inline-flex;align-items:center;gap:6px;font-weight:800;font-size:1rem;letter-spacing:.02em;color:#FFE066;text-shadow:0 0 10px rgba(255,224,102,.6)}
.jackpot-blink{animation:jackpot-blink 1.1s ease-in-out infinite}
@keyframes jackpot-blink{0%,100%{opacity:1;text-shadow:0 0 10px rgba(255,224,102,.85),0 0 22px rgba(255,224,102,.45)}50%{opacity:.5;text-shadow:0 0 4px rgba(255,224,102,.3)}}
.masuk-btn{position:relative;overflow:hidden;white-space:nowrap;flex:0 0 auto;font-weight:800;letter-spacing:.02em;animation:masuk-glow 1.4s ease-in-out infinite}
.masuk-btn::after{content:"";position:absolute;top:0;left:-80%;width:55%;height:100%;background:linear-gradient(105deg,rgba(255,255,255,0) 0%,rgba(255,255,255,.55) 50%,rgba(255,255,255,0) 100%);transform:skewX(-20deg);animation:masuk-shine 1.8s linear infinite}
@keyframes masuk-shine{0%{left:-80%}55%,100%{left:130%}}
@keyframes masuk-glow{0%,100%{box-shadow:0 0 8px rgba(255,201,240,.55)}50%{box-shadow:0 0 24px rgba(255,201,240,.95),0 0 40px rgba(217,143,184,.5)}}
.jp-spark{display:inline-block;animation:spark-twinkle 1s ease-in-out infinite}
@keyframes spark-twinkle{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(.55) rotate(18deg);opacity:.45}}
@media (prefers-reduced-motion:reduce){.jackpot-blink,.masuk-btn,.masuk-btn::after,.jp-spark{animation:none}}