/* ============ سایت معرفی حساب۲۴ — هم‌رنگ Mini App ============ */

@font-face{font-family:'Shabnam';font-weight:400;font-display:swap;src:url("fonts/shabnam-regular.woff2") format("woff2")}
@font-face{font-family:'Shabnam';font-weight:500 600;font-display:swap;src:url("fonts/shabnam-medium.woff2") format("woff2")}
@font-face{font-family:'Shabnam';font-weight:700 800;font-display:swap;src:url("fonts/shabnam-bold.woff2") format("woff2")}

:root{
  --bg1:#071e1b;
  --bg2:#020a09;
  --card:#0a2a25;
  --card2:#0e352e;
  --bd:rgba(255,255,255,.075);
  --bd2:rgba(18,214,160,.32);
  --ac:#12d6a0;
  --ac2:#0a9e77;
  --ac-soft:rgba(18,214,160,.12);
  --tx:#eaf7f2;
  --mu:#7fa89b;
  --gold:#f3c26b;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --r:16px;
  --w:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;background:var(--bg2)}
body{
  font-family:'Shabnam',Tahoma,sans-serif;
  color:var(--tx);
  background:radial-gradient(1200px 600px at 80% -10%,rgba(18,214,160,.14),transparent 60%),
             linear-gradient(180deg,var(--bg1),var(--bg2));
  background-attachment:fixed;
  line-height:1.9;
  min-height:100vh;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--w);margin:0 auto;padding:0 20px}
.ltr{direction:ltr;unicode-bidi:isolate}

/* ---------- هدر ---------- */
header{
  position:sticky;top:0;z-index:10;
  background:rgba(4,18,16,.78);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--bd);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;white-space:nowrap;flex-shrink:0}
.brand img{width:40px;height:40px;flex-shrink:0}
.links{display:flex;gap:24px;font-weight:500;color:var(--mu)}
.links a:hover{color:var(--ac)}
.nav-end{display:flex;align-items:center;gap:8px}

/* ---------- دکمهٔ منوی سه‌خط (فقط موبایل) ---------- */
.menu-btn{
  display:none;width:42px;height:42px;padding:0;border-radius:12px;cursor:pointer;
  background:var(--card);border:1px solid var(--bd2);
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.menu-btn span{display:block;width:20px;height:2px;border-radius:2px;background:var(--ac);transition:transform .25s,opacity .2s}
.menu-open .menu-btn span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-open .menu-btn span:nth-child(2){opacity:0}
.menu-open .menu-btn span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- دکمه‌ها ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;font-weight:700;font-size:1rem;
  transition:transform .15s,box-shadow .15s,background .15s;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--ac),var(--ac2));color:#022019;box-shadow:0 8px 24px rgba(18,214,160,.3)}
.btn-ghost{border:1px solid var(--bd2);color:var(--ac);background:var(--ac-soft)}
.btn-sm{padding:8px 18px;font-size:.92rem}
.tg{width:20px;height:20px;fill:currentColor}

/* ---------- هیرو ---------- */
.hero{padding:80px 0 60px}
.hero .wrap{display:grid;grid-template-columns:1.2fr 1fr;align-items:center;gap:48px}
.badge{
  display:inline-block;padding:6px 14px;border-radius:999px;margin-bottom:18px;
  background:var(--ac-soft);border:1px solid var(--bd2);color:var(--ac);font-size:.9rem;font-weight:600;
}
.hero h1{font-size:clamp(2rem,4.4vw,3.1rem);line-height:1.45;font-weight:800;margin-bottom:18px}
.hero h1 span{color:var(--ac)}
.hero p{color:var(--mu);font-size:1.12rem;margin-bottom:30px;max-width:560px}
.cta{display:flex;flex-wrap:wrap;gap:12px}
.hero p{margin-bottom:16px}
.platforms{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.platforms a{
  padding:6px 14px;border-radius:12px;font-weight:700;font-size:.95rem;
  background:var(--card);border:1px solid var(--bd2);transition:background .15s;
}
.platforms a:hover{background:var(--ac-soft)}
.hero-art{position:relative;justify-self:center}
.hero-art img{
  width:min(380px,80vw);height:auto;aspect-ratio:1;border-radius:50%;
  box-shadow:0 0 0 8px rgba(18,214,160,.10),0 24px 70px rgba(18,214,160,.28);
}

/* ---------- بخش‌ها ---------- */
section{padding:70px 0;scroll-margin-top:68px}   /* عنوان بخش زیر هدر چسبان نرود */
.title{text-align:center;margin-bottom:44px}
.title h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;margin-bottom:8px}
.title p{color:var(--mu)}

.card{
  background:linear-gradient(180deg,var(--card2),var(--card));
  border:1px solid var(--bd);border-radius:var(--r);padding:26px;
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.05);
}
.grid{display:grid;gap:18px}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

.feature .ic{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:1.6rem;
  background:var(--ac-soft);border:1px solid var(--bd2);margin-bottom:16px;
}
.feature h3{font-size:1.12rem;margin-bottom:6px}
.feature p{color:var(--mu);font-size:.95rem}

/* ---------- وب اپ ---------- */
.webapp{display:grid;grid-template-columns:1.3fr 1fr;gap:48px;align-items:center}
.webapp h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;margin-bottom:10px}
.webapp .lead{color:var(--mu);margin-bottom:22px}
.ways{list-style:none;display:grid;gap:12px;margin-bottom:20px}
.ways li{display:flex;gap:14px;align-items:flex-start;padding:14px 16px;border-radius:14px;background:var(--card);border:1px solid var(--bd)}
.ways li>span{font-size:1.5rem;line-height:1.5}
.ways b{display:block;color:var(--tx)}
.ways div{color:var(--mu);font-size:.95rem}
.ways a,.login a{color:var(--ac)}
.login{padding:14px 16px;border-radius:14px;margin-bottom:24px;background:var(--ac-soft);border:1px dashed var(--bd2);color:var(--mu);font-size:.95rem}
.login b{color:var(--tx);display:block;margin-bottom:2px}

.phone{
  justify-self:center;width:280px;padding:12px;border-radius:38px;
  background:linear-gradient(160deg,#1b3d37,#061513);border:1px solid var(--bd2);
  box-shadow:0 30px 80px rgba(0,0,0,.5),0 0 60px rgba(18,214,160,.12);
}
.screen{border-radius:28px;padding:16px 14px 18px;background:linear-gradient(180deg,var(--bg1),var(--bg2));font-size:.82rem}
.ph-top{display:flex;align-items:center;gap:8px;font-weight:800;margin-bottom:12px}
.ph-bal{text-align:center;padding:14px;border-radius:16px;background:linear-gradient(135deg,var(--card2),var(--card));border:1px solid var(--bd2)}
.ph-bal small{display:block;color:var(--mu)}
.ph-bal b{display:block;font-size:1.45rem;color:var(--ac);line-height:1.6}
.ph-row{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:8px 0 12px}
.ph-row>div{padding:8px 10px;border-radius:12px;background:var(--card);border:1px solid var(--bd);font-weight:700}
.ph-row small{display:block;color:var(--mu);font-weight:400}
.ph-in{color:#34e0a6}.ph-out{color:#ff7d6e}
.ph-title{font-weight:700;margin:10px 0 6px}
.ph-tx{display:flex;justify-content:space-between;padding:7px 10px;border-radius:10px;background:var(--card);margin-bottom:5px}
.ph-tx .up{color:#34e0a6}.ph-tx .dn{color:#ff7d6e}
.ph-tx .up,.ph-tx .dn{direction:ltr;unicode-bidi:isolate}

/* ---------- نحوه کار ---------- */
.step{text-align:center}
.step .num{
  width:56px;height:56px;margin:0 auto 14px;border-radius:50%;display:grid;place-items:center;
  font-size:1.4rem;font-weight:800;color:#022019;background:linear-gradient(135deg,var(--ac),var(--ac2));
}
.step h3{margin-bottom:6px}
.step p{color:var(--mu);font-size:.95rem}
.example{
  margin-top:10px;display:inline-block;padding:4px 12px;border-radius:8px;
  background:rgba(0,0,0,.25);border:1px solid var(--bd);color:var(--tx);font-size:.9rem;
}

/* ---------- قیمت‌ها ---------- */
.trial{
  text-align:center;margin-bottom:28px;padding:18px;border-radius:var(--r);
  background:var(--ac-soft);border:1px dashed var(--bd2);
}
.trial strong{color:var(--ac)}
.plan{text-align:center;position:relative;display:flex;flex-direction:column}
.plan h3{font-size:1.2rem;color:var(--mu);font-weight:600}
.plan .price{font-size:2rem;font-weight:800;margin:10px 0 0}
.plan .unit{color:var(--mu);font-size:.9rem}
.plan .per{margin:14px 0 22px;color:var(--mu);font-size:.92rem;flex:1}
.plan.best{border-color:var(--bd2);box-shadow:0 0 0 1px var(--bd2),0 20px 50px rgba(18,214,160,.18)}
.ribbon{
  position:absolute;top:-13px;right:50%;transform:translateX(50%);
  padding:2px 14px;border-radius:999px;font-size:.82rem;font-weight:700;
  background:var(--gold);color:#3a2700;white-space:nowrap;
}
.save{color:var(--gold);font-weight:700}
.note{text-align:center;color:var(--mu);font-size:.92rem;margin-top:22px}

/* ---------- سؤالات متداول ---------- */
.faq{max-width:800px;margin:0 auto;display:grid;gap:12px}
details{
  background:var(--card);border:1px solid var(--bd);border-radius:14px;padding:4px 22px;
}
details[open]{border-color:var(--bd2)}
summary{cursor:pointer;list-style:none;padding:14px 0;font-weight:700;display:flex;justify-content:space-between;gap:12px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--ac);font-size:1.4rem;line-height:1;transition:transform .2s}
details[open] summary::after{transform:rotate(45deg)}
details p{color:var(--mu);padding-bottom:16px}

/* ---------- پشتیبانی و فوتر ---------- */
.contact{text-align:center;padding:44px 26px}
.contact h2{font-size:1.7rem;margin-bottom:8px}
.contact p{color:var(--mu);margin-bottom:24px}
.contact .cta{justify-content:center}
footer{border-top:1px solid var(--bd);padding:26px 0;color:var(--mu);font-size:.9rem}
footer .wrap{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}

/* ---------- واکنش‌گرا ---------- */
@media (max-width:960px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  header{position:sticky}
  .menu-btn{display:flex}
  .links{
    display:flex;flex-direction:column;gap:2px;
    position:absolute;top:100%;inset-inline:0;padding:8px 16px 14px;
    background:rgba(4,18,16,.97);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
    border-bottom:1px solid var(--bd2);box-shadow:0 20px 40px rgba(0,0,0,.45);
    visibility:hidden;opacity:0;transform:translateY(-8px);transition:opacity .2s,transform .2s,visibility .2s;
  }
  .links a{padding:13px 12px;border-radius:10px;color:var(--tx);font-size:1rem}
  .links a:active,.links a:hover{background:var(--ac-soft);color:var(--ac)}
  .menu-open .links{visibility:visible;opacity:1;transform:none}
  body{background-attachment:scroll}
  .webapp{grid-template-columns:1fr;gap:36px}
  .webapp .cta .btn{flex:1 1 100%}
  .hero{padding:48px 0 30px}
  .hero .wrap{grid-template-columns:1fr;text-align:center}
  .hero p{margin-left:auto;margin-right:auto}
  .hero .cta,.platforms{justify-content:center}
  .hero-art{order:-1}
  .hero-art img{width:200px;box-shadow:0 0 0 6px rgba(18,214,160,.10),0 16px 44px rgba(18,214,160,.28)}
  .hero h1{font-size:1.75rem}
  .hero p{font-size:1rem}
  section{padding:50px 0}
}
@media (max-width:420px){
  .wrap{padding:0 16px}
  .nav-end{gap:6px}
  .nav-end .btn-sm{padding:8px 12px;font-size:.88rem}
  .nav{height:60px}
  .brand{font-size:1.05rem}
  .brand img{width:34px;height:34px}
  .hero .cta .btn{flex:1 1 100%}
}
@media (max-width:560px){
  .g3,.g4{grid-template-columns:1fr}
  .plan.best{margin-top:8px}
}