/* UNGGUL88 — 深谷回升曲线 valley hero + drawdown 回本数学板. 深谷青 #0C1F26 × 翡翠霓虹 #06D6A0 */
:root{
  --bg:#0C1F26;--panel:#102A33;--panel2:#143540;--text:#EEF6F3;--muted:#9FBDB4;
  --accent:#06D6A0;--accent-deep:#0A8F6C;--glow:0 0 12px rgba(6,214,160,.4),0 0 26px rgba(6,214,160,.2);
  --grad-panel:linear-gradient(150deg,#143540 0%,#0C1F26 100%);
  --font-h:'Ibarra Real Nova',serif;--font-b:'Assistant',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(12,31,38,.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(6,214,160,.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:700;font-size:1.15rem;color:var(--text);white-space:nowrap;letter-spacing:.02em}
.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,#06D6A0,#0A8F6C);color:#071318;box-shadow:var(--glow)}
.btn-secondary{background:transparent;color:var(--accent);border-color:rgba(6,214,160,.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(6,214,160,.4)}50%{box-shadow:0 0 22px rgba(6,214,160,.85)}}
.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(6,214,160,.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}
/* valley hero — 深谷回升曲线（纯 CSS） */
.valley-hero{padding:44px 0 6px;background:radial-gradient(60% 70% at 50% 0%,rgba(6,214,160,.13) 0%,rgba(12,31,38,0) 70%)}
.valley-head{text-align:center}
.valley-head h1{font-family:var(--font-h);font-weight:700;font-size:clamp(2.3rem,7vw,3.8rem);letter-spacing:.04em;text-shadow:0 2px 0 #0A8F6C,0 0 26px rgba(6,214,160,.45)}
.hero-sub{max-width:640px;margin:12px auto 20px;color:var(--muted)}
.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.valley-stage{position:relative;height:250px;max-width:620px;margin:28px auto 0}
.vbaseline{position:absolute;left:2%;right:2%;top:46px;border-top:2px dashed rgba(238,246,243,.28)}
.vbaseline .bl-label{position:absolute;right:0;top:-24px;font-size:.66rem;letter-spacing:.14em;color:var(--muted);font-weight:600}
.valley-arc{position:absolute;left:50%;bottom:32px;transform:translateX(-50%);width:min(420px,82%);height:160px;border:3px solid rgba(6,214,160,.5);border-top:none;border-radius:0 0 50% 50%/0 0 100% 100%}
.climb-arc{position:absolute;left:50%;bottom:32px;transform:translateX(-50%);width:min(420px,82%);height:212px;border:3px solid transparent;border-right:3px solid var(--accent);border-radius:0 0 50% 50%/0 0 100% 100%;filter:drop-shadow(0 0 6px rgba(6,214,160,.55));animation:climb-breathe 3.2s ease-in-out infinite}
@keyframes climb-breathe{0%,100%{filter:drop-shadow(0 0 4px rgba(6,214,160,.35))}50%{filter:drop-shadow(0 0 12px rgba(6,214,160,.8))}}
.vdot{position:absolute;left:50%;bottom:35px;transform:translateX(-50%);width:12px;height:12px;border-radius:50%;background:var(--accent);animation:vdot-pulse 2.2s ease-in-out infinite}
@keyframes vdot-pulse{0%,100%{box-shadow:0 0 8px 2px rgba(6,214,160,.45)}50%{box-shadow:0 0 20px 7px rgba(6,214,160,.9)}}
.vtag{position:absolute;font-size:.7rem;font-weight:700;letter-spacing:.05em;padding:2px 9px;border-radius:6px;background:rgba(7,19,24,.85);border:1px solid rgba(6,214,160,.4);color:var(--accent);white-space:nowrap}
.vtag-down{left:4%;bottom:150px;color:var(--text);border-color:rgba(238,246,243,.3)}
.vtag-up{right:3%;top:8px}
.fall-dot{position:absolute;left:20%;top:58px;width:7px;height:7px;border-radius:50%;background:rgba(238,246,243,.75);animation:fall-drip 2.6s ease-in infinite}
@keyframes fall-drip{0%{transform:translateY(0);opacity:0}15%{opacity:.9}70%{transform:translateY(118px);opacity:.5}100%{transform:translateY(150px);opacity:0}}
.rise-dot{position:absolute;right:14%;bottom:130px;width:7px;height:7px;border-radius:50%;background:var(--accent);opacity:0;animation:rise-up 2.4s ease-out infinite}
.r2{animation-delay:.5s}.r3{animation-delay:1s}
@keyframes rise-up{0%{transform:translateY(0);opacity:0}25%{opacity:.95}100%{transform:translateY(-105px);opacity:0}}
.track-stats{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:6px 0 10px}
.ts{font-size:.78rem;letter-spacing:.06em;color:var(--accent);border:1px solid rgba(6,214,160,.4);border-radius:99px;padding:3px 14px;background:rgba(12,31,38,.6)}
.ts-soft{color:var(--muted);border-color:rgba(159,189,180,.4)}
.section{padding:38px 0}
.section-alt{background:rgba(16,42,51,.55)}
.sec-title{font-family:var(--font-h);font-weight:600;font-size:1.5rem;margin-bottom:18px;text-align:center}
.sec-sub{color:var(--muted);text-align:center;max-width:640px;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(6,214,160,.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}
.glow-card.feat{text-align:center;padding:22px 16px}
.feat-num{display:block;font-family:var(--font-h);font-weight:600;font-size:2.1rem;color:var(--accent);text-shadow:0 0 18px rgba(6,214,160,.45);margin-bottom:6px}
/* papan hitung drawdown — 回本数学板 */
.dd-board{max-width:760px;margin:0 auto;background:var(--grad-panel);border:1px solid rgba(6,214,160,.4);border-radius:14px;padding:16px;box-shadow:var(--glow)}
.dd-head{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:12px}
.dd-badge{font-size:.68rem;font-weight:700;letter-spacing:.1em;color:#071318;background:var(--accent);border-radius:6px;padding:3px 10px}
.dd-head p{color:var(--muted);font-size:.82rem;margin:0}
.dd-row{display:grid;grid-template-columns:74px 1fr 100px;gap:10px;align-items:center;padding:8px 0;border-top:1px solid rgba(6,214,160,.16)}
.dd-chip{font-size:.72rem;font-weight:700;letter-spacing:.04em;text-align:center;color:var(--text);border:1px solid rgba(238,246,243,.3);border-radius:8px;padding:4px 2px;background:rgba(7,19,24,.5)}
.dd-chip-w{border-color:rgba(6,214,160,.35);color:var(--accent)}
.dd-bars{display:flex;flex-direction:column;gap:5px}
.bar{display:block;height:8px;border-radius:99px;min-width:4px}
.bar-loss{background:linear-gradient(90deg,rgba(238,246,243,.85),rgba(238,246,243,.45))}
.bar-gain{background:linear-gradient(90deg,#06D6A0,#0A8F6C);box-shadow:0 0 8px rgba(6,214,160,.5)}
.dd-need{font-size:.8rem;color:var(--muted);text-align:right;white-space:nowrap}
.dd-need strong{color:var(--accent)}
.dd-foot{margin:10px 0 0;font-size:.86rem;color:var(--muted)}
.formula{text-align:center;padding:18px}
.formula p{margin:0;font-size:1.02rem}
.flow{margin:16px 0;padding:20px;display:block}
.flow>*{border-radius:10px;padding:11px 14px;margin-bottom:9px;font-size:.95rem;background:rgba(7,19,24,.55);border:1px solid rgba(6,214,160,.35)}
.flow-step strong{color:var(--accent)}
.flow-end{border:1px dashed rgba(6,214,160,.5);color:var(--muted)}
.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:600;font-size:clamp(1.6rem,4.5vw,2.3rem);line-height:1.3}
.prose h2{font-family:var(--font-h);font-weight:600;font-size:1.4rem;margin:26px 0 10px}
.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)}
.two-col{display:grid;gap:20px}
.form-card{background:var(--grad-panel);border:1px solid rgba(6,214,160,.4);border-radius:14px;padding:22px;box-shadow:var(--glow)}
.form-card h2{font-family:var(--font-h);font-weight:600;font-size:1.35rem;margin-bottom:8px}
.form-note{color:var(--muted);font-size:.92rem;margin-bottom:14px}
.form-safe{color:var(--muted);font-size:.84rem;margin-top:12px}
.side-col h2{font-family:var(--font-h);font-weight:600;font-size:1.35rem}
.age-note{color:var(--muted);font-size:.88rem}
.trust-strip{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:16px;padding:12px 14px;border:1px solid rgba(6,214,160,.35);border-radius:12px;background:rgba(7,19,24,.55)}
.trust-strip span{color:var(--muted);font-size:.9rem}
.trust-strip a{font-size:.9rem;font-weight:600}
.kamus-grid{display:grid;gap:10px;margin:14px 0}
.kamus-item{background:var(--grad-panel);border:1px solid rgba(6,214,160,.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(6,214,160,.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(6,214,160,.25);color:var(--muted);font-size:.85rem}
.float-cta{position:fixed;left:50%;bottom:calc(12px + env(safe-area-inset-bottom));transform:translateX(-50%);z-index:60;display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px 12px;max-width:calc(100vw - 24px);padding:9px 10px 9px 16px;background:rgba(7,19,24,.94);backdrop-filter:blur(8px);border:1px solid rgba(6,214,160,.5);border-radius:14px;box-shadow:0 8px 22px rgba(0,0,0,.45),0 0 12px rgba(6,214,160,.4),0 0 26px rgba(6,214,160,.2)}
.float-cta-text{font-family:var(--font-h);font-weight:600;font-size:.95rem;color:var(--accent);white-space:nowrap;text-shadow:0 0 12px rgba(6,214,160,.5)}
.float-cta .btn{flex:none;white-space:nowrap;animation:cta-blink 1.6s ease-in-out infinite}
@keyframes cta-blink{
  0%,100%{box-shadow:0 0 8px rgba(6,214,160,.45);transform:scale(1)}
  50%{box-shadow:0 0 22px rgba(6,214,160,.95),0 0 44px rgba(6,214,160,.45);transform:scale(1.04)}
}
@media (max-width:767px){
  .header-in{gap:8px}
  .brand{font-size:1.05rem}
  .brand .logo-mark{width:26px;height:26px}
  .header-cta{gap:6px}
  .header-cta .btn{padding:8px 14px;font-size:.85rem}
  .burger{padding:5px}
  .valley-stage{height:230px}
  .vtag-down{bottom:135px}
}
@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)}
  .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}
}
@media (min-width:900px){.two-col{grid-template-columns:minmax(280px,380px) 1fr}}
@media (min-width:1024px){.grid-4{grid-template-columns:repeat(4,1fr)}}
@media (prefers-reduced-motion:reduce){.pulse,.vdot,.climb-arc,.fall-dot,.rise-dot,.float-cta .btn{animation:none}}

/* ===== Float CTA Jackpot v2 (2026-09-13): 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(255,215,80,.55)}50%{box-shadow:0 0 24px rgba(255,215,80,.95),0 0 40px rgba(255,180,40,.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}}