/* =====================================================================
   RITCOIN · wallet.css — premium fintech identity
   bg #090B10 · panel #11151D · card #171D27 · ink #F4F6FA
   accent #8b6cff · secondary #4aa8ff · dark-first + light theme
   ===================================================================== */
@font-face{font-family:"RitmScript";
  src:url("assets/fonts/ritm-script.woff") format("woff");
  font-style:normal;font-weight:400;font-display:swap}
:root{
  --font-sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-display:"Space Grotesk","Inter",system-ui,sans-serif;
  --font-fa:"Vazirmatn","Inter",system-ui,sans-serif;
  --font-serif:"Instrument Serif",Georgia,serif;
  --r-sm:14px;--r-md:20px;--r-lg:28px;
  --ease-out:cubic-bezier(.16,1,.3,1);
  --ease-spring:cubic-bezier(.34,1.56,.64,1);
}
html[data-theme="dark"]{
  --bg:#07070a;--bg2:#0c0c12;--card:#121218;
  --ink:#f4f5f9;--ink2:#b6b9c6;--ink3:#7e8296;
  --line:rgba(255,255,255,.10);--line-strong:rgba(255,255,255,.20);
  --acc:#a48bff;--acc2:#4aa8ff;--danger:#ff6b7a;
  --glass-bg:linear-gradient(150deg,rgba(255,255,255,.10),rgba(255,255,255,.035) 48%,rgba(255,255,255,.065));
  --glass-border:rgba(255,255,255,.14);
  --glass-shadow:0 24px 70px -24px rgba(0,0,0,.9),inset 0 1px 0 rgba(255,255,255,.26),inset 0 -1px 0 rgba(255,255,255,.05);
  --up:#3ddc97;--down:#ff6b7a;
  --glow:rgba(139,108,255,.38);
  --grid-line:rgba(255,255,255,.06);
  color-scheme:dark;
}
html[data-theme="light"]{
  --bg:#eef0f6;--bg2:#f9fafd;--card:#ffffff;
  --ink:#101117;--ink2:#4b4e5d;--ink3:#787c8e;
  --line:rgba(16,17,23,.10);--line-strong:rgba(16,17,23,.18);
  --acc:#5b3df0;--acc2:#1f7fff;--danger:#e5484d;
  --glass-bg:linear-gradient(150deg,rgba(255,255,255,.92),rgba(255,255,255,.62) 48%,rgba(255,255,255,.82));
  --glass-border:rgba(255,255,255,.95);
  --glass-shadow:0 24px 60px -28px rgba(28,32,58,.38),inset 0 1px 0 #fff,inset 0 -1px 0 rgba(255,255,255,.7);
  --up:#0fa97e;--down:#e5484d;
  --glow:rgba(107,77,255,.25);
  --grid-line:rgba(16,17,23,.05);
  color-scheme:light;
}
html[lang="fa"] body{font-family:var(--font-fa)}
html[lang="fa"] .serif{
  font-family:"RitmScript",var(--font-fa);font-style:normal;font-weight:400;
  font-size:1.26em;line-height:1;padding:.10em .04em .24em;margin:0 -.04em;
}
html[lang="en"] .serif{font-family:var(--font-serif);font-style:italic;font-size:1.28em;line-height:1}
*{box-sizing:border-box}
[hidden]{display:none !important}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--ink);font-family:var(--font-sans);
  font-size:15px;line-height:1.65;-webkit-font-smoothing:antialiased;min-height:100vh;
  transition:background .3s,color .3s}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit}
.skip{position:absolute;inset-inline-start:-999px}
.skip:focus{position:fixed;inset-inline-start:1rem;top:1rem;z-index:300;
  background:var(--acc);color:#06231A;padding:.5rem 1rem;border-radius:10px}

/* ---------- background ---------- */
.bg{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
.bg-glow{position:absolute;border-radius:50%;filter:blur(100px);opacity:.20}
.bg-glow--a{width:46vw;height:46vw;background:#8b6cff;top:-16%;inset-inline-start:-10%}
.bg-glow--b{width:40vw;height:40vw;background:#4aa8ff;bottom:-22%;inset-inline-end:-14%;opacity:.16}
.bg-grid{position:absolute;inset:0;
  background-image:linear-gradient(var(--grid-line) 1px,transparent 1px),
                   linear-gradient(90deg,var(--grid-line) 1px,transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(ellipse 85% 70% at 50% 0%,#000 25%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 85% 70% at 50% 0%,#000 25%,transparent 78%)}
.bg-vignette{position:absolute;inset:0;
  background:radial-gradient(ellipse 120% 90% at 50% 45%,transparent 58%,rgba(0,0,0,.34))}
html[data-theme="light"] .bg-vignette{background:radial-gradient(ellipse 120% 90% at 50% 45%,transparent 60%,rgba(28,32,58,.10))}

/* ---------- nav island ---------- */
.nav-wrap{position:fixed;top:14px;inset-inline:0;z-index:100;
  display:flex;justify-content:center;padding:0 1rem}
.island{
  width:100%;max-width:1180px;
  display:flex;align-items:center;gap:1rem;
  padding:.45rem .85rem;border-radius:999px;
  background:var(--glass-bg);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);
  border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);
}
.brand{display:flex;align-items:center;gap:.55rem}
.brand svg{width:30px;height:30px}
.brand-text{font-family:var(--font-display);font-weight:700;font-size:1rem;color:var(--ink)}
.brand-text small{color:var(--acc);font-weight:600;font-size:.72rem;
  display:block;line-height:1;margin-top:2px}
.nav-links{display:flex;gap:.15rem;margin-inline-start:.8rem}
.nav-links a{
  padding:.42rem .8rem;border-radius:999px;color:var(--ink2);
  font-size:.82rem;font-weight:600;transition:background .2s,color .2s;
}
.nav-links a:hover{color:var(--ink)}
.nav-links a.is-active{background:rgba(164,139,255,.14);color:var(--acc)}
.nav-actions{margin-inline-start:auto;display:flex;align-items:center;gap:.5rem}
.lang-switch{display:flex;gap:2px;padding:2px;border-radius:999px;border:1px solid var(--line)}
.lang-btn{border:none;background:transparent;color:var(--ink3);
  min-width:30px;height:26px;border-radius:999px;font-size:.66rem;
  font-family:var(--font-display);font-weight:700}
.lang-btn.is-active{background:rgba(164,139,255,.18);color:var(--acc)}
.theme-switch{width:44px;height:28px;border-radius:999px;display:grid;place-items:center;
  border:1px solid var(--line);background:rgba(127,127,160,.06)}
.ts-knob{width:18px;height:18px;border-radius:999px;background:var(--acc);
  transition:transform .35s var(--ease-spring)}
html[data-theme="light"] .ts-knob{transform:translateX(8px)}
.ritid-chip{
  font-family:var(--font-display);font-size:.7rem;font-weight:700;letter-spacing:.05em;
  color:var(--acc);padding:.3rem .6rem;border-radius:999px;
  border:1px solid rgba(164,139,255,.35);background:rgba(164,139,255,.08)}

/* ---------- layout ---------- */
.container{max-width:1180px;margin:0 auto;padding:0 1.2rem}
.page{padding:clamp(110px,15vh,170px) 1.2rem 3rem}
.page-head{margin-bottom:2rem}
.eyebrow{color:var(--acc);font-size:.78rem;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;margin:0 0 .5rem}
.page-title{font-family:var(--font-display);font-weight:700;
  font-size:clamp(2.2rem,5.5vw,3.6rem);line-height:1.08;margin:0 0 .6rem;
  letter-spacing:-.02em}
.lede{color:var(--ink2);font-size:1rem;margin:0;max-width:38rem}

[data-reveal]{opacity:0;transform:translateY(26px);
  transition:opacity .7s var(--ease-out),transform .7s var(--ease-out);
  transition-delay:calc(var(--i,0) * 80ms)}
[data-reveal].in{opacity:1;transform:none}

/* ---------- cards / glass ---------- */
.card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:1.3rem 1.4rem;
  transition:border-color .25s,transform .25s var(--ease-out);
}
.card:hover{border-color:var(--line-strong)}
.card.glass{
  background:var(--glass-bg);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border:1px solid var(--glass-border);box-shadow:var(--glass-shadow)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  height:46px;padding:0 1.4rem;border-radius:12px;border:none;
  font-weight:700;font-size:.92rem;
  transition:filter .15s,transform .1s,background .15s}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--acc);color:#06231A}
.btn-primary:hover{filter:brightness(1.08)}
.btn-primary:disabled{opacity:.5;cursor:default}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--ink2)}
.btn-ghost:hover{color:var(--ink);border-color:var(--line-strong)}
.btn-danger{background:rgba(255,107,122,.12);color:var(--danger);
  border:1px solid rgba(255,107,122,.35)}
.btn-sm{height:38px;padding:0 1rem;font-size:.84rem;border-radius:10px}

.field{display:grid;gap:.35rem;margin-bottom:1rem}
.field label{font-size:.76rem;font-weight:600;color:var(--ink2)}
.field input,.field textarea,.field select{
  height:46px;padding:0 .95rem;border-radius:12px;
  background:var(--bg2);border:1px solid var(--line);color:var(--ink);
  font-size:.92rem;outline:none;transition:border-color .2s,box-shadow .2s;
}
.field textarea{height:auto;min-height:80px;padding:.8rem .95rem;resize:vertical}
.field input:focus,.field textarea:focus{
  border-color:var(--acc);box-shadow:0 0 0 3px rgba(164,139,255,.14)}

.msg{font-size:.82rem;margin:.6rem 0 0}
.msg.ok{color:var(--acc)}.msg.bad{color:var(--danger)}

/* ---------- balance hero ---------- */
.balance-card{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  background:var(--card);border:1px solid var(--glass-border);
  padding:2rem 2.2rem;margin-bottom:1.4rem;
}
.balance-card::before{content:"";position:absolute;inset:0;
  background:linear-gradient(150deg,rgba(164,139,255,.10),transparent 42%,
             rgba(74,168,255,.10) 70%,transparent);pointer-events:none}
.balance-label{font-size:.8rem;color:var(--ink3);display:flex;
  align-items:center;gap:.6rem;margin-bottom:.5rem}
.eye-btn{background:none;border:none;color:var(--ink3);display:grid;place-items:center;
  padding:.2rem;border-radius:8px}
.eye-btn:hover{color:var(--ink)}
.eye-btn svg{width:16px;height:16px}
.balance-value{font-family:var(--font-display);font-weight:700;
  font-size:clamp(2.4rem,6vw,3.8rem);line-height:1;letter-spacing:-.02em;
  color:var(--ink)}
.balance-value .unit{font-size:.45em;color:var(--acc);margin-inline-start:.3em}
.balance-toman{color:var(--ink3);font-size:.9rem;margin-top:.55rem}
.balance-actions{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.6rem}
.balance-actions .btn{min-width:130px}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:.8rem;margin-bottom:1.4rem}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:.95rem 1.1rem}
.stat-v{font-family:var(--font-display);font-weight:700;font-size:1.12rem}
.stat-v.up{color:var(--up)}.stat-v.down{color:var(--down)}
.stat-k{font-size:.72rem;color:var(--ink3);margin-top:.1rem}

/* ---------- chart ---------- */
.chart-card{background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:1.2rem 1.3rem;margin-bottom:1.4rem}
.chart-card h3{margin:0 0 .8rem;font-size:.92rem;color:var(--ink2);
  font-weight:600}
.chart-card svg{width:100%;height:170px;display:block}

/* ---------- tx list ---------- */
.tx-list{display:grid;gap:.55rem}
.tx-row{
  display:grid;grid-template-columns:auto 1fr auto;gap:.9rem;align-items:center;
  padding:.8rem 1rem;border-radius:14px;border:1px solid var(--line);
  background:var(--card);cursor:pointer;
  transition:border-color .2s,transform .15s;
}
.tx-row:hover{border-color:var(--line-strong);transform:translateY(-1px)}
.tx-ico{width:38px;height:38px;border-radius:12px;display:grid;place-items:center}
.tx-ico svg{width:17px;height:17px}
.tx-ico.in{background:rgba(164,139,255,.12);color:var(--up)}
.tx-ico.out{background:rgba(255,107,122,.12);color:var(--down)}
.tx-main{min-width:0}
.tx-name{font-size:.88rem;font-weight:600;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tx-date{font-size:.72rem;color:var(--ink3)}
.tx-side{text-align:end}
.tx-amt{font-family:var(--font-display);font-weight:700;font-size:.92rem}
.tx-amt.in{color:var(--up)}.tx-amt.out{color:var(--down)}
.tx-fee{font-size:.68rem;color:var(--ink3)}

/* ---------- sections / tabs ---------- */
.section{display:none}
.section.is-active{display:block}
.sub-head{display:flex;align-items:center;gap:.7rem;margin-bottom:1.3rem}
.sub-head h2{font-family:var(--font-display);font-size:1.3rem;margin:0}
.back-btn{display:inline-flex;align-items:center;gap:.4rem;color:var(--ink3);
  font-size:.8rem;font-weight:600;background:none;border:1px solid var(--line);
  padding:.4rem .8rem;border-radius:999px}
.back-btn:hover{color:var(--ink);border-color:var(--line-strong)}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;z-index:200;display:none;place-items:center;
  background:rgba(3,5,9,.72);backdrop-filter:blur(6px);padding:1.2rem}
.modal.is-open{display:grid}
.modal-card{width:min(480px,94vw);background:var(--bg2);color:var(--ink);
  border:1px solid var(--line);border-radius:var(--r-lg);padding:1.8rem;
  box-shadow:0 40px 120px -30px rgba(0,0,0,.8);
  animation:modalIn .3s var(--ease-out)}
@keyframes modalIn{from{opacity:0;transform:translateY(18px) scale(.97)}to{opacity:1;transform:none}}
.kv{display:grid;gap:.55rem}
.kv-row{display:flex;justify-content:space-between;gap:1rem;font-size:.84rem}
.kv-row span:first-child{color:var(--ink3)}
.kv-row span:last-child{font-weight:600;word-break:break-all;text-align:end}

/* ---------- QR ---------- */
.qr-box{background:#fff;padding:1rem;border-radius:var(--r-md);width:fit-content;
  margin:0 auto}
.ritid-big{font-family:var(--font-display);font-weight:700;font-size:1.6rem;
  letter-spacing:.08em;text-align:center;color:var(--acc);margin:.9rem 0 .4rem}

/* ---------- skeleton ---------- */
.skeleton{position:relative;overflow:hidden;border-radius:12px;
  background:var(--card);min-height:60px}
.skeleton::after{content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.06),transparent);
  animation:shimmer 1.2s infinite}
@keyframes shimmer{from{transform:translateX(-100%)}to{transform:translateX(100%)}}

/* ---------- auth ---------- */
.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:5rem 1.2rem 2rem}
.auth-card{width:min(420px,94vw);background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:2.2rem 2rem 1.8rem}
.auth-tabs{display:flex;gap:.4rem;margin-bottom:1.4rem;background:var(--bg2);
  padding:.25rem;border-radius:999px}
.auth-tab{flex:1;height:38px;border:none;border-radius:999px;background:transparent;
  color:var(--ink3);font-weight:700;font-size:.85rem}
.auth-tab.is-active{background:var(--acc);color:#06231A}
.brand-hero{display:grid;justify-items:center;margin-bottom:1.6rem}
.brand-hero svg{width:56px;height:56px}
.brand-hero h1{font-family:var(--font-display);font-size:1.3rem;margin:.7rem 0 .1rem}
.brand-hero p{color:var(--ink3);font-size:.8rem;margin:0}

/* ---------- admin ---------- */
.admin-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.admin-stat{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:1rem 1.2rem}
.switch{position:relative;width:46px;height:26px;border-radius:999px;
  background:rgba(127,127,160,.25);border:none;transition:background .2s}
.switch::after{content:"";position:absolute;top:3px;inset-inline-start:3px;
  width:20px;height:20px;border-radius:999px;background:#fff;
  transition:transform .25s var(--ease-spring)}
.switch[aria-checked="true"]{background:var(--acc)}
.switch[aria-checked="true"]::after{transform:translateX(-20px)}
html[dir="ltr"] .switch[aria-checked="true"]::after{transform:translateX(20px)}

/* ---------- bottom nav (mobile) ---------- */
.bottom-nav{position:fixed;bottom:12px;inset-inline:0;z-index:100;
  display:none;justify-content:center;padding:0 .8rem}
.bottom-nav .inner{
  display:flex;gap:.2rem;padding:.35rem;border-radius:999px;
  background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border:1px solid var(--glass-border);box-shadow:var(--glass-shadow)}
.bottom-nav a{display:grid;justify-items:center;gap:.15rem;padding:.45rem .9rem;
  border-radius:999px;color:var(--ink3);font-size:.6rem;font-weight:600;
  transition:background .2s,color .2s}
.bottom-nav a svg{width:17px;height:17px}
.bottom-nav a.is-active{background:rgba(164,139,255,.14);color:var(--acc)}

/* ---------- footer ---------- */
.footer{border-top:1px solid var(--line);padding:1.3rem 0 2rem;margin-top:2.5rem}
.footer-inner{display:flex;flex-wrap:wrap;gap:1.1rem;align-items:center}
.footer a{color:var(--ink3);font-size:.78rem}
.footer a:hover{color:var(--ink)}
.footer .flex{flex:1}
.disclaimer{color:var(--ink3);font-size:.7rem;line-height:1.6;max-width:46rem}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .stats{grid-template-columns:1fr 1fr}
  .admin-grid{grid-template-columns:1fr}
}
@media (max-width:640px){
  .nav-links{display:none}
  .bottom-nav{display:flex}
  .page{padding:104px .9rem calc(90px + env(safe-area-inset-bottom,0px))}
  .balance-card{padding:1.5rem 1.4rem}
}

/* ---------- v2: golden logo, section animation, convert ---------- */
.brand-gold{width:34px;height:34px;object-fit:contain;
  filter:drop-shadow(0 2px 10px rgba(212,160,60,.4))}
.hero-gold{width:150px;height:150px;object-fit:contain;
  display:block;margin:0 auto 1.4rem;
  filter:drop-shadow(0 16px 50px rgba(212,160,60,.5)) drop-shadow(0 4px 14px rgba(0,0,0,.6));
  animation:float 6s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.section.is-active{animation:secIn .38s var(--ease-out)}
@keyframes secIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.nav-links a{position:relative;overflow:hidden}
.nav-links a::after{content:"";position:absolute;bottom:.2rem;inset-inline-start:50%;
  width:0;height:2px;border-radius:2px;background:var(--acc);
  transition:width .3s var(--ease-out),inset-inline-start .3s var(--ease-out)}
.nav-links a.is-active::after,.nav-links a:hover::after{width:55%;inset-inline-start:22.5%}
.bottom-nav .inner{transition:transform .3s var(--ease-out)}
.nav-wrap{animation:navIn .6s var(--ease-out)}
@keyframes navIn{from{opacity:0;transform:translateY(-16px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){
  .hero-gold,.nav-wrap{animation:none}
  .section.is-active{animation:none}
}
@media (max-width:640px){
  .bottom-nav .inner{flex-wrap:nowrap}
  .bottom-nav a{padding:.4rem .55rem}
}

/* ================= landing v3 — luxury ================= */
:root{--gold:#E9B857;--gold-2:#9C7423}
.gold-text{background:linear-gradient(115deg,#F7DC9A 0%,var(--gold) 42%,var(--gold-2) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.btn-lg{height:52px;padding:0 1.9rem;font-size:1rem;border-radius:16px}
.btn.btn-primary{background:linear-gradient(135deg,#a48bff,#7c5cff);box-shadow:0 10px 30px -10px rgba(164,139,255,.55)}
.btn.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px -12px rgba(164,139,255,.7)}

/* hero */
.lp-hero{text-align:center;padding:clamp(2rem,6vh,4rem) 0 2rem;display:grid;justify-items:center}
.lp-hero .hero-gold{margin-bottom:1.2rem}
[data-hero]{opacity:0;transform:translateY(22px);
  animation:heroIn .8s var(--ease-out) forwards;animation-delay:var(--d,0s)}
@keyframes heroIn{to{opacity:1;transform:none}}
.lp-chip{display:inline-flex;align-items:center;gap:.5rem;margin:0 0 1.3rem;
  padding:.45rem 1rem;border-radius:999px;font-size:.78rem;font-weight:600;color:var(--ink2);
  background:rgba(255,255,255,.04);border:1px solid var(--line);backdrop-filter:blur(8px)}
.lp-chip-dot{width:7px;height:7px;border-radius:50%;background:var(--gold);
  box-shadow:0 0 10px 2px rgba(233,184,87,.6);animation:pulse 2.2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.45}}
.lp-title{font-family:var(--font-display);font-size:clamp(2.5rem,6.5vw,4.4rem);
  line-height:1.12;margin:0 0 1.1rem;letter-spacing:-.02em}
.lp-title .serif{font-size:1.08em}
.lp-lede{max-width:44rem;color:var(--ink3);font-size:1.02rem;line-height:1.9;margin:0 0 1.9rem}
.lp-cta{display:flex;gap:.8rem;flex-wrap:wrap;justify-content:center;margin-bottom:1.6rem}
.lp-rate{display:inline-flex;align-items:baseline;gap:.7rem;flex-wrap:wrap;justify-content:center;
  padding:.8rem 1.4rem;border-radius:18px;border:1px solid rgba(233,184,87,.28);
  background:linear-gradient(120deg,rgba(233,184,87,.08),rgba(233,184,87,.02));
  font-size:.92rem}
.lp-rate strong{font-family:var(--font-display);font-size:1.25rem}
.lp-rate-label{color:var(--ink3);font-size:.8rem}
.lp-rate-note{color:var(--ink3);font-size:.72rem;opacity:.75}

/* section scaffolding */
.lp-sec{margin-top:clamp(2.8rem,7vh,4.6rem)}
.lp-h2{font-family:var(--font-display);font-size:clamp(1.6rem,3.4vw,2.2rem);
  margin:0 0 .5rem;letter-spacing:-.01em}
.lp-hsub{color:var(--ink3);font-size:.94rem;margin:0 0 1.8rem}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.step{position:relative;padding:1.6rem 1.4rem;border-radius:20px;overflow:hidden;
  transition:transform .3s var(--ease-out),border-color .3s}
.step:hover{transform:translateY(-4px);border-color:rgba(233,184,87,.4)}
.step-num{display:block;font-size:2.6rem;line-height:1;margin-bottom:.7rem;opacity:.95}
.step h3{margin:0 0 .45rem;font-size:1.02rem}
.step p{margin:0;color:var(--ink3);font-size:.87rem;line-height:1.8}

/* features */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.feat{padding:1.5rem 1.4rem;border-radius:20px;transition:transform .3s var(--ease-out),border-color .3s}
.feat:hover{transform:translateY(-4px);border-color:rgba(164,139,255,.4)}
.feat-ico{display:grid;place-items:center;width:44px;height:44px;border-radius:13px;
  font-size:1.25rem;margin-bottom:.9rem;
  background:linear-gradient(135deg,rgba(164,139,255,.16),rgba(233,184,87,.10));
  border:1px solid var(--line)}
.feat h3{margin:0 0 .4rem;font-size:1rem}
.feat p{margin:0;color:var(--ink3);font-size:.86rem;line-height:1.8}

/* economy */
.econ-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:1rem}
.econ-card{padding:1.7rem 1.6rem;border-radius:22px}
.econ-card h3{margin:0 0 1.1rem;font-size:1rem}
.econ-card--rate{display:grid;justify-items:start;align-content:start;gap:.55rem;
  border-color:rgba(233,184,87,.3);
  background:linear-gradient(150deg,rgba(233,184,87,.07),rgba(255,255,255,.015))}
.econ-rate{font-family:var(--font-display);font-size:clamp(1.7rem,3vw,2.3rem)}
.fee-row{display:flex;justify-content:space-between;align-items:center;gap:1rem;
  padding:.85rem 0;border-bottom:1px dashed var(--line);font-size:.92rem;color:var(--ink2)}
.fee-row:last-of-type{border-bottom:0}
.fee-row strong{font-family:var(--font-display);color:var(--gold);font-size:1.05rem}
.fee-note{color:var(--ink3);font-size:.76rem;line-height:1.7;margin:.9rem 0 0}

/* security panel */
.sec-panel{display:flex;gap:1.3rem;align-items:flex-start;padding:2rem 1.9rem;border-radius:24px;
  border:1px solid var(--line);
  background:linear-gradient(140deg,rgba(164,139,255,.06),rgba(74,168,255,.05) 60%,transparent)}
.sec-ico{flex:0 0 auto;display:grid;place-items:center;width:56px;height:56px;border-radius:16px;
  font-size:1.5rem;background:rgba(164,139,255,.12);border:1px solid rgba(164,139,255,.3)}

/* cta band */
.cta-band{text-align:center;padding:clamp(2.2rem,5vh,3.4rem) 1.6rem;border-radius:26px;
  border:1px solid rgba(233,184,87,.35);
  background:
    radial-gradient(120% 160% at 50% -30%,rgba(233,184,87,.16),transparent 55%),
    linear-gradient(140deg,#131820,#0d1117);
  display:grid;justify-items:center;gap:.7rem}
.cta-band h2{font-family:var(--font-display);font-size:clamp(1.5rem,3.4vw,2.1rem);margin:.2rem 0 0}
.cta-band p{color:var(--ink3);font-size:.95rem;margin:0 0 .8rem}

/* reveal-on-scroll */
[data-reveal]{opacity:0;transform:translateY(26px);
  transition:opacity .8s var(--ease-out),transform .8s var(--ease-out)}
[data-reveal].in{opacity:1;transform:none}

@media (max-width:900px){
  .steps,.feat-grid{grid-template-columns:1fr 1fr}
  .econ-grid{grid-template-columns:1fr}
}
@media (max-width:600px){
  .steps,.feat-grid{grid-template-columns:1fr}
  .lp-cta .btn{width:100%;justify-content:center;text-align:center}
  .sec-panel{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){
  [data-hero],[data-reveal]{animation:none!important;transition:none!important;opacity:1!important;transform:none!important}
}

/* ================= landing v4 — split hero + wallet mock ================= */
.lp-hero--split{display:grid;grid-template-columns:1.12fr .88fr;gap:2.5rem;align-items:center;
  text-align:right;padding:clamp(2.5rem,7vh,4.5rem) 0 2.5rem}
.lp-hero--split .lp-hero-text{display:grid;justify-items:start;gap:0}
.lp-hero--split .lp-title{margin:.9rem 0 1rem}
.lp-hero--split .lp-lede{margin:0 0 1.6rem}
.lp-hero--split .lp-cta{justify-content:flex-start;margin-bottom:1.3rem}
.lp-rate{background:none;border:0;padding:0;font-size:.9rem;color:var(--ink3)}
.lp-rate strong{font-family:var(--font-display);font-size:1.15rem;margin-inline-start:.35rem}
.lp-hero--split .lp-chip{margin-bottom:0}

/* wallet mockup card */
.lp-hero-visual{position:relative;display:grid;justify-items:center}
.wallet-mock{position:relative;z-index:2;width:min(360px,100%);
  padding:1.5rem 1.6rem 1.4rem;border-radius:26px;
  background:linear-gradient(155deg,rgba(23,29,39,.92),rgba(13,17,23,.96));
  border:1px solid rgba(233,184,87,.35);
  box-shadow:0 30px 70px -25px rgba(0,0,0,.8),0 0 0 1px rgba(255,255,255,.03) inset;
  backdrop-filter:blur(14px);
  display:grid;gap:.45rem;
  animation:wmFloat 7s ease-in-out infinite}
@keyframes wmFloat{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-10px) rotate(-.6deg)}}
.wm-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:.5rem}
.wm-head img{width:38px;height:38px;object-fit:contain;
  filter:drop-shadow(0 2px 10px rgba(212,160,60,.45))}
.wm-tag{font-size:.66rem;font-weight:600;color:var(--ink3);
  padding:.25rem .7rem;border-radius:999px;border:1px solid var(--line)}
.wm-ritid{font-family:var(--font-display);font-size:.8rem;letter-spacing:.14em;
  color:var(--ink3);text-align:start}
.wm-label{font-size:.72rem;color:var(--ink3);margin-top:.55rem}
.wm-balance{font-family:var(--font-display);font-size:2.5rem;font-weight:700;
  color:var(--ink);line-height:1.1}
.wm-balance small{font-size:1.05rem;color:var(--gold);font-weight:600}
.wm-toman{font-size:.82rem;color:var(--ink3);margin-bottom:.7rem}
.wm-row{display:flex;align-items:center;justify-content:space-between;gap:.8rem;
  padding:.6rem .75rem;border-radius:12px;background:rgba(255,255,255,.035);
  border:1px solid var(--line)}
.wm-chip{font-family:var(--font-display);font-size:.8rem;font-weight:600;color:var(--ink2)}
.wm-chip--in{color:var(--acc)}
.wm-date{font-size:.72rem;color:var(--ink3)}
.wm-glow{position:absolute;inset:auto 10% 6% 10%;height:55%;z-index:1;
  background:radial-gradient(60% 70% at 50% 45%,rgba(233,184,87,.22),transparent 70%);
  filter:blur(30px);animation:pulse 4s ease-in-out infinite}
@media (max-width:960px){
  .lp-hero--split{grid-template-columns:1fr;text-align:center;gap:2.2rem}
  .lp-hero--split .lp-hero-text{justify-items:center}
  .lp-hero--split .lp-cta{justify-content:center}
  .lp-hero-visual{margin-top:.4rem}
}
@media (prefers-reduced-motion:reduce){
  .wallet-mock{animation:none}
}

/* ================= app v2 — clean dashboard, mobile-first polish ================= */
.nav-ico{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  font-size:1rem;color:var(--ink2);background:transparent;border:1px solid transparent;
  transition:background .2s,border-color .2s}
.nav-ico:hover{background:rgba(255,255,255,.05);border-color:var(--line)}
.balance-card::before{background:
  radial-gradient(60% 90% at 85% -10%,rgba(164,139,255,.12),transparent 55%),
  radial-gradient(50% 80% at 10% 110%,rgba(74,168,255,.09),transparent 55%)}
.balance-label{margin-bottom:1.1rem}
.balance-label .flex{flex:1}
.balance-value{font-size:clamp(2.6rem,7vw,4rem);margin:.2rem 0 .9rem}
.balance-meta{display:grid;grid-template-columns:1fr 1fr;gap:.7rem;margin:0 0 1.5rem}
.bmeta{padding:.7rem .9rem;border-radius:13px;background:rgba(255,255,255,.04);
  border:1px solid var(--line);display:grid;gap:.15rem}
.bmeta-k{font-size:.68rem;color:var(--ink3)}
.bmeta-v{font-family:var(--font-display);font-weight:600;font-size:.9rem;color:var(--ink);line-height:1.5;overflow-wrap:anywhere}
.bmeta-v small{font-size:.7rem;color:var(--ink3);font-weight:400}
.balance-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:.7rem}
.balance-actions .btn{min-width:0;width:100%;justify-content:center;text-align:center;height:46px}
.ritid-chip{font-family:var(--font-display);font-size:.74rem;font-weight:600;
  letter-spacing:.1em;color:var(--ink2);padding:.3rem .75rem;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--line)}

/* stats: real presence */
.stat{padding:1rem 1.1rem;border-radius:15px;position:relative;overflow:hidden}
.stat::after{content:"";position:absolute;inset-inline-start:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--acc),transparent);opacity:.55;border-radius:3px}
.stat:nth-child(2)::after{background:linear-gradient(180deg,var(--down),transparent)}
.stat:nth-child(3)::after{background:linear-gradient(180deg,var(--acc2,#4aa8ff),transparent)}
.stat:nth-child(4)::after{background:linear-gradient(180deg,var(--gold),transparent)}
.stat-v{font-size:1.22rem}
.stat-k{margin-top:.25rem}

/* chart */
.chart-card{border-radius:16px}
.chart-card svg{height:150px;border-radius:10px}

/* mobile app */
@media (max-width:640px){
  .island{padding:.5rem .7rem;min-height:0;gap:.5rem}
  .brand-text{font-size:.88rem}
  .nav-actions{gap:.3rem}
  .nav-actions .lang-switch,.nav-actions .theme-switch{display:none} /* they live in Settings */
  .nav-actions .btn.btn-ghost.btn-sm{padding:.35rem .6rem;font-size:.72rem}
  .balance-card{padding:1.4rem 1.2rem;border-radius:22px}
  .balance-actions{gap:.55rem}
  .balance-actions .btn{height:44px;font-size:.85rem}
  .balance-meta{gap:.55rem}
  .stats{gap:.6rem;margin-bottom:1.1rem}
  .stat{padding:.85rem .9rem}
  .stat-v{font-size:1.05rem}
  .chart-card{padding:1rem 1rem}
  .chart-card svg{height:120px}
  .page{padding:96px .8rem calc(92px + env(safe-area-inset-bottom,0px))}
  .bottom-nav a{padding:.4rem .62rem;font-size:.58rem}
  .bottom-nav a svg{width:16px;height:16px}
}


/* main-site glass feel: sheen + hover glint (like RITM core .glass) */
.glass{position:relative;isolation:isolate}
.glass::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:var(--sheen,linear-gradient(150deg,rgba(255,255,255,.20),transparent 34%,transparent 68%,rgba(255,255,255,.07)));
  opacity:.5;transition:opacity .5s var(--ease-out);z-index:0}
.glass:hover::after{opacity:1}
.glass>*{position:relative;z-index:1}

/* ================= buy RTC ================= */
.buy-hint{color:var(--ink3);font-size:.82rem;line-height:1.8;margin:0 0 1rem}
.buy-small{color:var(--ink3);font-size:.7rem;margin-top:.35rem;display:block}
.buy-preview{width:100%;max-height:220px;object-fit:contain;border-radius:12px;
  border:1px solid var(--line);margin-top:.6rem;background:rgba(0,0,0,.25)}
.purchase-side{display:flex;gap:.4rem;align-items:center}
.p-thumb{height:34px;padding:0 .8rem;border-radius:10px;font-size:.75rem;font-weight:600;
  color:var(--acc2);background:rgba(74,168,255,.08);border:1px solid rgba(74,168,255,.3)}
.p-thumb:hover{background:rgba(74,168,255,.16)}