/* REXUS88 — 骨架剪影 hero（龙骨+地层）+ Kerangka Pop 骨架卡. 深苔绿黑 #0E1410 × 荧光苔绿 #BFE86A */
:root{
  --bg:#0E1410;--panel:#131B15;--panel2:#18231B;--text:#EDF3E4;--muted:#9FB49A;
  --accent:#BFE86A;--accent-deep:#7CA53C;--line:#E8D174;--ink:#060906;
  --glow:0 0 12px rgba(191,232,106,.4),0 0 26px rgba(191,232,106,.2);
  --grad-panel:linear-gradient(150deg,#18231B 0%,#0E1410 100%);
  --font-h:'Jacques Francois Shadow',serif;--font-b:'Pompiere',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);line-height:1.7;font-size:17px}
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(14,20,16,.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(191,232,106,.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:1rem}
.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:600;font-size:1rem;cursor:pointer;border:1px solid transparent;transition:transform .15s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:linear-gradient(135deg,#BFE86A,#7CA53C);color:#0A0F0B;box-shadow:var(--glow)}
.btn-secondary{background:transparent;color:var(--accent);border-color:rgba(191,232,106,.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(191,232,106,.4)}50%{box-shadow:0 0 22px rgba(191,232,106,.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(191,232,106,.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;font-family:var(--font-b)}
.m-nav-group a{display:block;padding:6px 0;color:var(--text)}
.nav-toggle:checked~.m-nav{display:block}
/* 骨架剪影 hero：龙骨 + 地层 */
.rex-hero{padding:44px 0 6px;background:radial-gradient(60% 70% at 50% 0%,rgba(191,232,106,.12) 0%,rgba(14,20,16,0) 70%)}
.rex-head{text-align:center}
.rex-head h1{font-family:var(--font-h);font-weight:400;font-size:clamp(2.1rem,6.5vw,3.7rem);letter-spacing:.04em;text-shadow:0 2px 0 #2E4318,0 0 26px rgba(191,232,106,.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}
.rex-stage{position:relative;height:272px;max-width:640px;margin:26px auto 0;overflow:hidden;border:1px solid rgba(191,232,106,.3);border-radius:16px;
  background:
   repeating-linear-gradient(0deg,rgba(191,232,106,.035) 0 1px,rgba(0,0,0,0) 1px 22px),
   radial-gradient(120% 90% at 50% 100%,rgba(191,232,106,.08),rgba(14,20,16,0) 55%),
   linear-gradient(180deg,#111812 0%,#0C110D 100%)}
.dig-glow{position:absolute;left:18%;right:18%;top:6%;bottom:30%;background:radial-gradient(52% 60% at 50% 46%,rgba(191,232,106,.16) 0%,rgba(191,232,106,.05) 55%,rgba(14,20,16,0) 100%);animation:dig-breathe 4.5s ease-in-out infinite}
@keyframes dig-breathe{0%,100%{opacity:1}50%{opacity:.65}}
.sk{position:absolute;background:linear-gradient(180deg,#D6F493,#8FBC46);border-radius:3px;box-shadow:0 0 10px rgba(191,232,106,.55)}
.sk-tail{left:3%;top:132px;width:29%;height:13px;border-radius:6px 2px 2px 6px;transform:rotate(-7deg);transform-origin:right center;clip-path:polygon(100% 42%,70% 0,42% 12%,18% 32%,0 50%,18% 68%,42% 88%,70% 100%,100% 58%);background:repeating-linear-gradient(90deg,rgba(6,9,6,.4) 0 5px,rgba(214,244,147,0) 5px 12px),linear-gradient(180deg,#D6F493,#8FBC46)}
.sk-spine{left:29%;top:126px;width:31%;height:7px;transform:rotate(-9deg);transform-origin:right center;background:repeating-linear-gradient(90deg,rgba(6,9,6,.4) 0 4px,rgba(214,244,147,0) 4px 11px),linear-gradient(180deg,#D6F493,#8FBC46)}
.sk-rib{width:44px;height:66px;background:transparent;border-left:3px solid #A9D855;border-radius:50%;box-shadow:-2px 0 8px rgba(191,232,106,.35)}
.sk-rib.r1{left:33%;top:136px;transform:rotate(4deg)}
.sk-rib.r2{left:39%;top:133px;transform:rotate(-2deg) scaleX(.94);height:62px}
.sk-rib.r3{left:45%;top:130px;transform:rotate(-8deg) scaleX(.86);height:56px}
.sk-hips{left:30.5%;top:147px;width:13px;height:13px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#D6F493,#7CA53C)}
.sk-neck{left:57%;top:104px;width:13%;height:6px;transform:rotate(-36deg);transform-origin:left center}
.sk-skull{left:66.5%;top:56px;width:88px;height:48px;border-radius:4px;background:linear-gradient(180deg,#D6F493,#8FBC46);clip-path:polygon(0 40%,14% 22%,30% 8%,52% 0,76% 4%,100% 22%,97% 42%,80% 46%,86% 62%,66% 58%,58% 72%,40% 66%,26% 76%,10% 62%,2% 52%)}
.sk-skull::after{content:"";position:absolute;left:34%;top:26%;width:11px;height:11px;border-radius:50%;background:#10170F;box-shadow:0 0 6px rgba(214,244,147,.6) inset}
.sk-arm{width:6px;border-radius:3px}
.sk-arm.a1{left:60%;top:128px;height:26px;transform:rotate(26deg)}
.sk-arm.a2{left:63%;top:126px;height:22px;transform:rotate(8deg)}
.sk-leg.femur{left:38%;top:158px;width:12px;height:64px;transform:rotate(20deg);transform-origin:top center;border-radius:6px}
.sk-leg.tibia{left:44.5%;top:204px;width:9px;height:50px;transform:rotate(-8deg);transform-origin:top center}
.sk-foot{left:41%;top:244px;width:44px;height:9px;border-radius:5px 3px 3px 5px}
.sk-foot::before{content:"";position:absolute;right:-7px;top:-4px;width:0;height:0;border-left:9px solid #A9D855;border-top:4px solid transparent;border-bottom:4px solid transparent}
.sk-foot::after{content:"";position:absolute;right:-4px;top:6px;width:0;height:0;border-left:7px solid #8FBC46;border-top:3px solid transparent;border-bottom:3px solid transparent}
.scan-beam{position:absolute;top:0;bottom:30px;left:-30px;width:26px;background:linear-gradient(90deg,rgba(232,209,116,0) 0%,rgba(232,209,116,.22) 50%,rgba(232,209,116,0) 100%);filter:blur(1px);animation:scan-sweep 6.5s ease-in-out infinite}
@keyframes scan-sweep{0%,100%{transform:translateX(0)}50%{transform:translateX(620px)}}
.strata{position:absolute;left:0;right:0;bottom:0;height:30px}
.st{display:block;width:100%}
.st.s1{height:6px;background:repeating-linear-gradient(90deg,rgba(191,232,106,.26) 0 28px,rgba(191,232,106,.08) 28px 44px)}
.st.s2{height:5px;background:rgba(191,232,106,.09)}
.st.s3{height:8px;background:repeating-linear-gradient(90deg,rgba(191,232,106,.18) 0 36px,rgba(0,0,0,0) 36px 52px)}
.st.s4{height:11px;background:linear-gradient(180deg,rgba(6,9,6,.55),rgba(6,9,6,.8))}
.bone{position:absolute;width:26px;height:4px;border-radius:2px;background:rgba(232,209,116,.7);box-shadow:0 0 6px rgba(232,209,116,.4)}
.bone.b1{left:16%;bottom:9px;transform:rotate(-12deg)}
.bone.b2{right:20%;bottom:15px;transform:rotate(8deg)}
.stage-chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:16px 0 4px}
.chip{font-size:.8rem;letter-spacing:.06em;color:var(--accent);border:1px solid rgba(191,232,106,.4);border-radius:99px;padding:3px 14px;background:rgba(14,20,16,.6)}
.chip-warm{color:#F4E7B0;border-color:#8A7C3A}
.section{padding:38px 0}
.section-alt{background:rgba(19,27,21,.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:.95rem}
.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(191,232,106,.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:1.08rem;margin-bottom:6px;color:var(--accent);font-weight:600}
.glow-card p{color:var(--muted);font-size:.94rem}
.nc-icon{font-size:1.5rem;display:block;margin-bottom:8px}
/* Kerangka Pop 恐龙骨架卡（特色板块） */
.kp-grid{display:grid;gap:14px;grid-template-columns:1fr;margin-bottom:8px}
.kp-card{background:var(--grad-panel);border:1px solid rgba(191,232,106,.35);border-radius:14px;overflow:hidden}
.kp-bar{display:flex;align-items:center;gap:8px;padding:8px 14px;font-size:.7rem;letter-spacing:.16em;font-weight:700;color:var(--accent);background:rgba(6,9,6,.72);border-bottom:1px solid rgba(191,232,106,.25)}
.kp-dot{width:8px;height:8px;border-radius:50%;background:#E8D174;flex:0 0 auto;animation:amber-blink 1.4s steps(1) infinite}
@keyframes amber-blink{50%{opacity:.15}}
.kp-card h3{font-family:var(--font-h);font-weight:400;font-size:1.2rem;color:var(--accent);padding:12px 16px 2px}
.kp-card p{padding:0 16px;color:var(--muted);font-size:.92rem;margin:6px 0 14px}
.kp-card .kp-les{border-left:3px solid var(--line);border-radius:0 8px 8px 0;background:rgba(232,209,116,.07);color:var(--text);font-size:.88rem;padding:8px 12px;margin:0 16px 16px}
.kp-les strong{color:var(--line)}
.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:1.45rem;margin:26px 0 10px;line-height:1.35}
.prose h3{font-size:1.12rem;font-weight:600;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(191,232,106,.35);box-shadow:0 0 18px rgba(191,232,106,.14)}
.edu-fig figcaption{font-size:.88rem;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:.9rem;color:var(--muted)}
.quick-form input{background:#0C110D;border:1px solid rgba(191,232,106,.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(191,232,106,.3);border-radius:10px;overflow:hidden}
.kamus-item summary{cursor:pointer;padding:13px 16px;font-weight:600;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:.96rem}
.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:.84rem;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(191,232,106,.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;font-family:var(--font-b)}
.foot-col a{display:block;color:var(--muted);padding:3px 0;font-size:.94rem}
.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(191,232,106,.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(14,20,16,.92);backdrop-filter:blur(8px);border-top:1px solid rgba(191,232,106,.4)}
@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:.9rem}
  .burger{padding:5px}
  .rex-stage{height:220px}
  .sk-tail{top:106px}
  .sk-spine{top:101px}
  .sk-rib.r1{top:110px}
  .sk-rib.r2{top:107px}
  .sk-rib.r3{top:105px}
  .sk-hips{top:119px}
  .sk-neck{top:83px}
  .sk-skull{top:44px;width:74px}
  .sk-arm.a1{top:104px}
  .sk-arm.a2{top:102px}
  .sk-leg.femur{top:128px;height:52px}
  .sk-leg.tibia{top:166px;height:42px}
  .sk-foot{top:199px;width:38px}
}
@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)}
  .kp-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(191,232,106,.5)}
  .float-cta .btn-block{width:auto}
}
@media (min-width:1024px){.grid-4{grid-template-columns:repeat(4,1fr)}.kp-grid{grid-template-columns:repeat(5,1fr)}.kp-card p{font-size:.86rem}}
@media (prefers-reduced-motion:reduce){.pulse,.dig-glow,.scan-beam,.kp-dot{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(191,232,106,.55)}50%{box-shadow:0 0 24px rgba(191,232,106,.95),0 0 40px rgba(124,165,60,.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}}