/* ============================================================
   AI NEXT B2C Store — self-contained theme (store.ainextdev.com)
   ============================================================ */
:root{
  --bg:#0a0a0f; --bg-2:#0d0d14; --panel:rgba(255,255,255,.04);
  --border:rgba(255,255,255,.09); --text:#eef1f7; --muted:#9aa3b2;
  --cyan:#00f0ff; --purple:#b000ff; --green:#25d366;
  --grad:linear-gradient(135deg,#00f0ff,#7b5cff);
  --shadow:0 20px 60px rgba(0,0,0,.35);
  --radius:18px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter','Segoe UI',Tahoma,Arial,system-ui,sans-serif;
  background:var(--bg);color:var(--text);line-height:1.6;
  min-height:100vh;-webkit-font-smoothing:antialiased;
}
body[dir="rtl"]{font-family:'Tajawal','Inter','Segoe UI',Tahoma,Arial,sans-serif}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}
.gradient-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}

/* bg accents */
body::before{content:'';position:fixed;inset:0;z-index:-1;
  background:
    radial-gradient(60% 50% at 20% 0%,rgba(0,240,255,.08),transparent 60%),
    radial-gradient(50% 50% at 90% 10%,rgba(176,0,255,.08),transparent 60%);
  pointer-events:none}

/* header */
.hdr{position:sticky;top:0;z-index:50;backdrop-filter:blur(12px);
  background:rgba(10,10,15,.72);border-bottom:1px solid var(--border)}
.hdr .container{display:flex;align-items:center;justify-content:space-between;height:68px;gap:1rem}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:800;font-size:1.15rem}
.brand img{height:34px;width:auto}
.hdr-actions{display:flex;align-items:center;gap:.4rem}
.lang-btn,.cart-btn{display:inline-flex;align-items:center;gap:.4rem;padding:.5rem .8rem;
  border:1px solid var(--border);border-radius:10px;background:var(--panel);
  color:var(--text);font-size:.85rem;font-weight:600;cursor:pointer;white-space:nowrap;transition:.2s}
.lang-btn:hover,.cart-btn:hover{border-color:rgba(0,240,255,.4);color:var(--cyan)}
.cart-btn .badge{background:var(--grad);color:#04121a;border-radius:999px;
  min-width:20px;height:20px;display:inline-flex;align-items:center;justify-content:center;
  font-size:.72rem;font-weight:800;padding:0 5px}

/* hero */
.hero{text-align:center;padding:4rem 0 2.5rem}
.hero .tag{display:inline-flex;align-items:center;gap:.5rem;font-size:.8rem;font-weight:600;
  color:var(--cyan);border:1px solid rgba(0,240,255,.25);background:rgba(0,240,255,.06);
  padding:.4rem .9rem;border-radius:999px;margin-bottom:1.2rem}
.hero h1{font-size:clamp(1.9rem,5vw,3rem);font-weight:900;line-height:1.15;letter-spacing:-.02em}
.hero p{color:var(--muted);max-width:620px;margin:1rem auto 0;font-size:1.05rem}

/* trust row */
.trust{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;margin-top:1.8rem}
.trust span{display:inline-flex;align-items:center;gap:.5rem;color:var(--muted);font-size:.85rem;
  border:1px solid var(--border);background:var(--panel);padding:.5rem .9rem;border-radius:10px}
.trust i{color:var(--cyan)}

/* product grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;padding:2rem 0 4rem}
.card{position:relative;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);
  padding:1.6rem;display:flex;flex-direction:column;transition:.25s;overflow:hidden}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);opacity:0;transition:.25s}
.card:hover{transform:translateY(-6px);border-color:rgba(0,240,255,.2);box-shadow:var(--shadow)}
.card:hover::before{opacity:1}
.card .ic{width:54px;height:54px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  font-size:1.4rem;margin-bottom:1rem}
.card h3{font-size:1.2rem;font-weight:800;margin-bottom:.25rem}
.card .tagline{color:var(--muted);font-size:.9rem;margin-bottom:.9rem}
.card ul{list-style:none;margin:.4rem 0 1.1rem;display:flex;flex-direction:column;gap:.4rem}
.card li{font-size:.86rem;color:var(--muted);display:flex;gap:.5rem;align-items:flex-start}
.card li::before{content:'✓';color:var(--cyan);font-weight:800}
.card .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:.6rem}
.price{font-size:1.35rem;font-weight:900}
.price small{font-size:.75rem;color:var(--muted);font-weight:600}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.8rem 1.3rem;border-radius:12px;font-weight:700;font-size:.92rem;cursor:pointer;
  border:none;font-family:inherit;transition:.2s;white-space:nowrap}
.btn-primary{background:var(--grad);color:#04121a;box-shadow:0 0 24px rgba(0,240,255,.25)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 40px rgba(0,240,255,.4)}
.btn-add{background:rgba(0,240,255,.1);color:var(--cyan);border:1px solid rgba(0,240,255,.35)}
.btn-add:hover{background:rgba(0,240,255,.18)}
.btn-add.added{background:var(--green);color:#04121a;border-color:transparent}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--border)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.btn-block{width:100%}

/* cart page */
.page{padding:2.5rem 0 4rem;min-height:60vh}
.page h1{font-size:2rem;font-weight:900;margin-bottom:1.5rem}
.cart-row{display:grid;grid-template-columns:1fr auto auto auto;align-items:center;gap:1rem;
  background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:1rem 1.2rem;margin-bottom:.8rem}
.cart-row .nm{font-weight:700}
.cart-row .tg{color:var(--muted);font-size:.82rem}
.qty{display:inline-flex;align-items:center;border:1px solid var(--border);border-radius:10px;overflow:hidden}
.qty button{background:transparent;color:var(--text);border:none;width:34px;height:34px;font-size:1.1rem;cursor:pointer}
.qty button:hover{color:var(--cyan)}
.qty span{min-width:34px;text-align:center;font-weight:700}
.rm{background:transparent;border:none;color:var(--muted);cursor:pointer;font-size:1rem}
.rm:hover{color:#ff5470}
.summary{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:1.5rem;margin-top:1.5rem;max-width:420px;margin-left:auto}
body[dir="rtl"] .summary{margin-left:0;margin-right:auto}
.summary .line{display:flex;justify-content:space-between;padding:.4rem 0}
.summary .tot{border-top:1px solid var(--border);margin-top:.6rem;padding-top:.8rem;font-size:1.2rem;font-weight:900}
.vat{color:var(--muted);font-size:.8rem;margin-top:.4rem}
.empty{text-align:center;color:var(--muted);padding:3rem 1rem}
.empty i{font-size:3rem;color:var(--cyan);opacity:.5;margin-bottom:1rem;display:block}

/* success */
.result{max-width:560px;margin:0 auto;text-align:center;padding:3rem 0}
.result .ok{width:84px;height:84px;border-radius:50%;background:rgba(37,211,102,.12);
  color:var(--green);display:flex;align-items:center;justify-content:center;font-size:2.4rem;margin:0 auto 1.4rem}
.result h1{font-size:2rem;font-weight:900;margin-bottom:.6rem}
.result p{color:var(--muted)}
.result .ordbox{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:1.2rem;margin:1.6rem 0;text-align:start}
.result .ordbox div{display:flex;justify-content:space-between;padding:.3rem 0}

/* legal/content pages */
.doc{max-width:820px;margin:0 auto;padding:2.5rem 0 4rem}
.doc h1{font-size:2rem;font-weight:900;margin-bottom:1rem}
.doc h2{font-size:1.2rem;font-weight:800;margin:1.8rem 0 .6rem;color:var(--cyan)}
.doc p,.doc li{color:var(--muted);margin-bottom:.7rem}
.doc ul{padding-inline-start:1.2rem}
.doc .upd{color:var(--muted);font-size:.85rem;margin-bottom:2rem}

/* footer */
.ftr{border-top:1px solid var(--border);background:rgba(10,10,15,.6);margin-top:2rem}
.ftr .container{padding:2.5rem 1.5rem;display:grid;grid-template-columns:2fr 1fr 1fr;gap:2rem}
.ftr h4{font-size:.95rem;margin-bottom:.8rem}
.ftr a,.ftr p{color:var(--muted);font-size:.88rem;display:block;margin-bottom:.5rem}
.ftr a:hover{color:var(--cyan)}
.ftr-brand p{max-width:320px}
.pay-badges{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:.8rem;color:var(--muted);font-size:1.5rem}
.ftr-bottom{border-top:1px solid var(--border);text-align:center;color:var(--muted);font-size:.82rem;padding:1.2rem}
@media(max-width:760px){.ftr .container{grid-template-columns:1fr}.cart-row{grid-template-columns:1fr auto;row-gap:.6rem}}

.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);
  background:#12121a;border:1px solid rgba(0,240,255,.3);color:var(--text);
  padding:.8rem 1.3rem;border-radius:12px;font-weight:600;font-size:.9rem;opacity:0;
  transition:.3s;z-index:100;box-shadow:var(--shadow)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}