/* GAMA4D — 按键宏流 hero + Rangkaian Makro 宏链路卡. 暗夜蓝 #0F141B × 荧光薄荷绿 #7FFF9E */
:root{
  --bg:#0F141B;--panel:#16202B;--panel2:#1C2A38;--text:#EAF4EC;--muted:#9DB3A6;
  --accent:#7FFF9E;--accent-deep:#3FA35F;--line:#FFD166;--ink:#070B10;
  --glow:0 0 12px rgba(127,255,158,.4),0 0 26px rgba(127,255,158,.2);
  --grad-panel:linear-gradient(150deg,#1C2A38 0%,#0F141B 100%);
  --font-h:'Norican',cursive;--font-b:'Viga',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);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(15,20,27,.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(127,255,158,.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:1.45rem;color:var(--text);white-space:nowrap;letter-spacing:.05em}
.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,#7FFF9E,#3FA35F);color:#0A1410;box-shadow:var(--glow)}
.btn-secondary{background:transparent;color:var(--accent);border-color:rgba(127,255,158,.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(127,255,158,.4)}50%{box-shadow:0 0 22px rgba(127,255,158,.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(127,255,158,.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}
/* 按键宏流 hero（按键流+回路） */
.mk-hero{padding:44px 0 6px;background:radial-gradient(60% 70% at 50% 0%,rgba(127,255,158,.11) 0%,rgba(15,20,27,0) 70%)}
.mk-head{text-align:center}
.mk-head h1{font-family:var(--font-h);font-weight:400;font-size:clamp(2.6rem,8vw,4.2rem);letter-spacing:.08em;text-shadow:0 2px 0 #2E5B3C,0 0 26px rgba(127,255,158,.45)}
.hero-sub{max-width:680px;margin:12px auto 20px;color:var(--muted)}
.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.mk-stage{position:relative;height:280px;max-width:620px;margin:26px auto 0;overflow:hidden}
.mk-glow{position:absolute;left:14%;right:14%;top:8%;bottom:16%;background:radial-gradient(52% 60% at 50% 45%,rgba(127,255,158,.34) 0%,rgba(127,255,158,.08) 55%,rgba(15,20,27,0) 100%);animation:mk-hum 4.5s ease-in-out infinite}
.mk-loop{position:absolute;left:8%;right:8%;top:27%;bottom:21%;border:2px dashed rgba(127,255,158,.45);border-radius:120px}
.mk-keys{position:absolute;left:0;right:0;top:14%;display:flex;justify-content:center;gap:13px}
.mk-key{position:relative;width:60px;height:54px;border-radius:10px;background:linear-gradient(180deg,#223041,#141E29);border:1px solid rgba(127,255,158,.5);border-bottom:4px solid #2E5B3C;box-shadow:0 4px 10px rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--text);font-size:1.02rem;animation:mk-press 3.3s ease-in-out infinite}
.mk-key.k2{animation-delay:.55s}
.mk-key.k3{animation-delay:1.1s}
.mk-key.k4{animation-delay:1.65s}
.mk-key.k5{animation-delay:2.2s;color:var(--accent)}
@keyframes mk-press{0%,16%,100%{transform:translateY(0);box-shadow:0 4px 10px rgba(0,0,0,.45);color:inherit;border-bottom-width:4px}6%{transform:translateY(3px);box-shadow:0 0 18px rgba(127,255,158,.8);color:var(--accent);border-bottom-width:2px}}
.mk-center{position:absolute;left:50%;top:50%;transform:translate(-50%,-42%);font-size:.78rem;letter-spacing:.22em;color:var(--muted);border:1px solid rgba(127,255,158,.3);border-radius:999px;padding:4px 16px;background:rgba(15,20,27,.78)}
.mk-pulse{position:absolute;width:10px;height:10px;border-radius:50%;background:var(--line);box-shadow:0 0 12px rgba(255,209,102,.9);left:8%;top:27%;transform:translate(-50%,-50%);animation:mk-run 6.6s linear infinite}
@keyframes mk-run{0%{left:8%;top:27%}34%{left:92%;top:27%}42%{left:92%;top:79%}76%{left:8%;top:79%}84%,100%{left:8%;top:27%}}
@keyframes mk-hum{0%,100%{opacity:1}50%{opacity:.72}}
.mk-floor{position:absolute;left:2%;right:2%;bottom:0;height:12px;border-radius:99px;background:repeating-linear-gradient(90deg,#223041 0 30px,#0F141B 30px 42px);box-shadow:0 4px 0 #070B10}
.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(127,255,158,.4);border-radius:99px;padding:3px 14px;background:rgba(15,20,27,.6)}
.chip-warm{color:#FFEFC2;border-color:#8A6B4A}
.section{padding:38px 0}
.section-alt{background:rgba(22,32,43,.55)}
.sec-title{font-family:var(--font-h);font-weight:400;font-size:1.85rem;margin-bottom:18px;text-align:center}
.sec-sub{color:var(--muted);text-align:center;max-width:700px;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(127,255,158,.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}
/* Rangkaian Makro 宏链路卡（特色板块） */
.rk-grid{display:grid;gap:14px;grid-template-columns:1fr;margin-bottom:8px}
.rk-card{background:var(--grad-panel);border:1px solid rgba(127,255,158,.35);border-radius:14px;overflow:hidden}
.rk-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(7,11,16,.72);border-bottom:1px solid rgba(127,255,158,.25)}
.rk-dot{width:8px;height:8px;border-radius:50%;background:var(--line);flex:0 0 auto;animation:rec-blink 1.2s steps(1) infinite}
.rk-io{margin-left:auto;font-size:.95rem;letter-spacing:.2em;color:var(--accent-deep);font-weight:400}
.rk-card h3{font-family:var(--font-h);font-weight:400;font-size:1.3rem;color:var(--accent);padding:12px 16px 2px}
.rk-card p{padding:0 16px;color:var(--muted);font-size:.9rem;margin:6px 0 10px}
.rk-card .rk-les{border-left:3px solid var(--accent);border-radius:0 8px 8px 0;background:rgba(127,255,158,.07);color:var(--text);font-size:.86rem;padding:8px 12px;margin:0 16px 14px}
.rk-les strong{color:var(--accent)}
@keyframes rec-blink{50%{opacity:.15}}
.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(1.7rem,4.5vw,2.5rem);line-height:1.3}
.prose h2{font-family:var(--font-h);font-weight:400;font-size:1.55rem;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(127,255,158,.35);box-shadow:0 0 18px rgba(127,255,158,.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:#0B1118;border:1px solid rgba(127,255,158,.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(127,255,158,.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(127,255,158,.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(127,255,158,.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(15,20,27,.92);backdrop-filter:blur(8px);border-top:1px solid rgba(127,255,158,.4)}
@media (max-width:767px){
  .header-in{gap:8px}
  .brand{font-size:1.2rem}
  .brand .logo-mark{width:26px;height:26px}
  .header-cta{gap:6px}
  .header-cta .btn{padding:8px 13px;font-size:.85rem}
  .burger{padding:5px}
  .mk-key{width:52px;height:48px;font-size:.92rem}
  .mk-keys{gap:10px}
}
@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)}
  .rk-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(127,255,158,.5)}
  .float-cta .btn-block{width:auto}
}
@media (min-width:1024px){.grid-4{grid-template-columns:repeat(4,1fr)}.rk-grid{grid-template-columns:repeat(5,1fr)}.rk-card p{font-size:.84rem}}
@media (prefers-reduced-motion:reduce){.pulse,.mk-glow,.mk-key,.mk-pulse,.rk-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(127,255,158,.55)}50%{box-shadow:0 0 24px rgba(127,255,158,.95),0 0 40px rgba(63,163,95,.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}}