:root{
  --bg:#07060f;
  --bg-raised:rgba(255,255,255,0.06);
  --line-solid:rgba(255,255,255,0.14);
  --text:#f5f0ff;
  --text-dim:#b3a8d9;
  --accent:#c14fff;
  --accent2:#22d3ee;
  --accent3:#ff4fc3;
  --gold:#ffd166;
  --danger:#ff5577;
  --radius:20px;
  --mono:'JetBrains Mono', monospace;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:
    radial-gradient(900px 600px at 10% -10%, #8b2ff855 0%, transparent 60%),
    radial-gradient(900px 700px at 95% 10%, #ff2fd655 0%, transparent 55%),
    radial-gradient(900px 700px at 50% 100%, #22d3ee44 0%, transparent 55%),
    radial-gradient(700px 500px at 60% 40%, #4f7cff33 0%, transparent 60%),
    var(--bg);
  color:var(--text);
  font-family:'Vazirmatn', sans-serif;
  min-height:100vh;
  line-height:1.7;
}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
a{color:inherit;text-decoration:none}

.pulse-dot{
  display:inline-block;width:10px;height:10px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent3),var(--accent2));
  box-shadow:0 0 0 0 rgba(193,79,255,.6);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(193,79,255,.55)}
  70%{box-shadow:0 0 0 10px rgba(193,79,255,0)}
  100%{box-shadow:0 0 0 0 rgba(193,79,255,0)}
}
@media (prefers-reduced-motion: reduce){.pulse-dot{animation:none}}

.topbar{border-bottom:1px solid var(--line-solid);position:sticky;top:0;background:#07060fb0;backdrop-filter:blur(14px);z-index:10}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;gap:14px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;flex-shrink:0}
.brand-mark{width:34px;height:34px;border-radius:12px;background:var(--bg-raised);backdrop-filter:blur(10px);border:1px solid var(--line-solid);display:flex;align-items:center;justify-content:center}
.brand-accent{background:linear-gradient(135deg,var(--accent3),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent}
.nav{display:flex;align-items:center;gap:18px;font-size:.94rem;color:var(--text-dim);
  overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;-ms-overflow-style:none;
  max-width:100%;white-space:nowrap;
  mask-image:linear-gradient(to left,#000 0,#000 calc(100% - 24px),transparent 100%);
  -webkit-mask-image:linear-gradient(to left,#000 0,#000 calc(100% - 24px),transparent 100%)}
.nav::-webkit-scrollbar{display:none}
.nav a,.nav .wallet-chip,.nav .cta-small{flex-shrink:0}
.nav a:hover{color:var(--text)}
.nav-admin{color:var(--gold)}
.wallet-chip{background:var(--bg-raised);backdrop-filter:blur(10px);border:1px solid var(--line-solid);border-radius:999px;padding:5px 14px;font-family:var(--mono);font-size:.82rem;color:var(--accent2)}
.cta-small{background:linear-gradient(135deg,var(--accent),var(--accent3));color:#0c0616;padding:8px 16px;border-radius:12px;font-weight:700}

.flash-stack{margin:20px 0 0;display:flex;flex-direction:column;gap:8px}
.flash{padding:12px 16px;border-radius:14px;font-size:.92rem;border:1px solid var(--line-solid);backdrop-filter:blur(10px)}
.flash-success{background:rgba(40,200,140,.12);border-color:rgba(40,200,140,.35);color:#8ff0c8}
.flash-danger{background:rgba(255,80,100,.12);border-color:rgba(255,80,100,.35);color:var(--danger)}
.flash-warning{background:rgba(255,209,102,.12);border-color:rgba(255,209,102,.35);color:var(--gold)}
.flash-info{background:var(--bg-raised);color:var(--text-dim)}

.hero{padding:80px 0 44px;text-align:center}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--accent2);font-family:var(--mono);font-size:.8rem;letter-spacing:.05em;background:var(--bg-raised);backdrop-filter:blur(10px);border:1px solid var(--line-solid);padding:6px 16px;border-radius:999px;margin-bottom:24px}
.hero h1{font-size:2.6rem;font-weight:800;margin:0 0 16px;line-height:1.35;
  background:linear-gradient(100deg,#fff 30%,var(--accent3) 55%,var(--accent2) 85%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p{color:var(--text-dim);max-width:560px;margin:0 auto;font-size:1.02rem}

.plan-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin:40px 0;perspective:1000px}

/* --- signature: holographic glass 3D tilt card with gradient edge glow --- */
.plan-card,.card{
  background:linear-gradient(160deg, rgba(255,255,255,.14), rgba(255,255,255,.04));
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border:1px solid var(--line-solid);
  border-radius:var(--radius);
  padding:26px;
  position:relative;
  transform-style:preserve-3d;
  transition:transform .12s ease-out, box-shadow .12s ease-out, border-color .2s;
  will-change:transform;
  overflow:hidden;
}
.plan-card::after{
  content:'';position:absolute;inset:-1px;border-radius:inherit;padding:1px;pointer-events:none;
  background:linear-gradient(135deg, var(--accent), var(--accent3), var(--accent2));
  -webkit-mask:linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  opacity:.35;transition:opacity .2s;
}
.plan-card:hover::after{opacity:1}
.plan-card{display:flex;flex-direction:column;gap:14px}
.plan-card::before,.card::before{
  content:'';position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:radial-gradient(240px circle at var(--mx,50%) var(--my,50%), rgba(255,255,255,.4), transparent 45%);
  opacity:0;transition:opacity .2s;
}
.plan-card:hover::before,.card:hover::before{opacity:1}
.plan-card:hover,.card:hover{
  border-color:rgba(193,79,255,.5);
  box-shadow:0 20px 45px -10px rgba(140,40,220,.5), 0 0 30px -5px rgba(34,211,238,.25);
}
.plan-gb{font-size:2rem;font-weight:800}
.plan-gb small{font-size:1rem;color:var(--text-dim);font-weight:500}
.plan-meta{display:flex;gap:10px;color:var(--text-dim);font-size:.86rem}
.plan-price{font-family:var(--mono);font-size:1.15rem;color:var(--accent2);margin-top:auto}
.btn{display:inline-block;text-align:center;background:linear-gradient(135deg,var(--accent),var(--accent3) 55%,var(--accent2));color:#0c0616;padding:11px 18px;border-radius:12px;font-weight:700;border:none;cursor:pointer;font-family:inherit;font-size:.95rem;background-size:200% 100%;transition:background-position .3s, filter .2s}
.btn:hover{filter:brightness(1.1);background-position:100% 0}
.btn-outline{background:rgba(255,255,255,.06);backdrop-filter:blur(10px);border:1px solid var(--line-solid);color:var(--text)}
.btn-danger{background:var(--danger);color:#2a0a10}
.btn-sm{padding:7px 12px;font-size:.82rem;border-radius:10px}
.btn-block{display:block;width:100%}

.card h2,.card h3{margin-top:0}
.form-row{margin-bottom:16px;display:flex;flex-direction:column;gap:6px}
.form-row label{font-size:.86rem;color:var(--text-dim)}
input[type=text],input[type=password],input[type=number],input[type=file],textarea,select{
  background:rgba(7,6,15,.55);border:1px solid var(--line-solid);color:var(--text);
  padding:11px 13px;border-radius:12px;font-family:inherit;font-size:.95rem;width:100%;
  backdrop-filter:blur(6px);
}
input:focus,textarea:focus,select:focus{outline:2px solid var(--accent2);outline-offset:1px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.auth-shell{max-width:400px;margin:60px auto}

.config-box{background:rgba(7,6,15,.6);border:1px solid var(--line-solid);border-radius:12px;padding:14px;font-family:var(--mono);font-size:.82rem;word-break:break-all;color:var(--accent2);margin:8px 0}
.config-box.copyable{cursor:pointer;position:relative;transition:border-color .15s, background .15s}
.config-box.copyable:hover{border-color:var(--accent2);background:rgba(34,211,238,.06)}
.config-box.copyable:active{transform:scale(.995)}
.copy-hint{font-size:.72rem;color:var(--accent2);opacity:.75}
.copied-badge{position:absolute;top:50%;left:12px;transform:translateY(-50%);
  background:var(--accent2);color:#04182b;font-family:'Vazirmatn',sans-serif;font-weight:700;
  font-size:.78rem;padding:3px 10px;border-radius:8px;opacity:0;pointer-events:none;transition:opacity .2s}
.config-box.show-copied .copied-badge{opacity:1}
.status-pill{display:inline-flex;align-items:center;gap:6px;font-size:.78rem;padding:4px 10px;border-radius:999px;border:1px solid var(--line-solid)}
.status-pending{color:var(--gold)}
.status-verified{color:var(--accent2)}
.status-rejected{color:var(--danger)}

table{width:100%;border-collapse:collapse;font-size:.9rem}
th,td{padding:11px 10px;border-bottom:1px solid var(--line-solid);text-align:right}
th{color:var(--text-dim);font-weight:600;font-size:.8rem}
.receipt-thumb{max-width:220px;border-radius:12px;border:1px solid var(--line-solid);display:block;margin:10px 0}

.muted{color:var(--text-dim)}
.section-title{font-size:1.3rem;font-weight:800;margin:36px 0 6px}
.footer{border-top:1px solid var(--line-solid);color:var(--text-dim);font-size:.82rem;padding:26px 0;margin-top:60px;text-align:center}
.badge{font-family:var(--mono);font-size:.72rem;background:var(--bg-raised);border:1px solid var(--line-solid);padding:2px 8px;border-radius:6px;color:var(--text-dim)}
.empty{text-align:center;color:var(--text-dim);padding:40px 0}
.admin-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:20px}
.admin-tabs a{padding:8px 16px;border-radius:12px;border:1px solid var(--line-solid);font-size:.88rem;color:var(--text-dim);background:var(--bg-raised);backdrop-filter:blur(8px)}
.admin-tabs a.active{background:linear-gradient(135deg,var(--accent),var(--accent3));color:#0c0616;border-color:transparent;font-weight:700}

@media (max-width:640px){
  .grid-2{grid-template-columns:1fr}
  .hero h1{font-size:1.7rem}
  .nav{gap:10px;font-size:.85rem}
  .wallet-chip{display:none}
}

/* ================================================================
   SITE THEME SYSTEM — technique skins (site_themes.py TECHNIQUES)
   Each gives .hero and .plan-card a distinct visual treatment on
   top of whichever color palette is active. Buttons already pick
   up --accent/--accent2/--accent3 automatically via CSS variables.
   ================================================================ */

body.theme-light{
  background:var(--bg) !important;
}

@keyframes theme-spin{to{transform:rotate(360deg)}}

/* ---- T1: holographic spinning ---- */
body.theme-holo .hero{position:relative;overflow:hidden;border-radius:24px;isolation:isolate}
body.theme-holo .hero::before{
  content:'';position:absolute;inset:-60%;z-index:-1;
  background:conic-gradient(from 0deg,#ff4fc3,#c14fff,#4f7cff,#22d3ee,#4ade80,#fde047,#ff4fc3);
  filter:blur(60px) saturate(1.6);animation:theme-spin 16s linear infinite;
}
body.theme-holo .plan-card{background:rgba(255,255,255,.06);backdrop-filter:blur(14px)}
body.theme-holo .btn{background:linear-gradient(135deg,#ff4fc3,#7c3aed,#22d3ee);background-size:200% 200%}

/* ---- T2: iridescent rotating border on plan cards ---- */
body.theme-iri .plan-card{position:relative;border:none;background:var(--bg)}
body.theme-iri .plan-card::before{
  content:'';position:absolute;inset:-2px;border-radius:inherit;z-index:-1;
  background:conic-gradient(from 0deg,#a5f3fc,#fbcfe8,#c4b5fd,#bbf7d0,#a5f3fc);
  animation:theme-spin 8s linear infinite;opacity:1;
}
body.theme-iri .plan-card{margin:2px}

/* ---- T3: liquid chrome sheen ---- */
@keyframes theme-sheen{0%{background-position:0% 0%}100%{background-position:100% 100%}}
body.theme-chrome .plan-card{position:relative;overflow:hidden}
body.theme-chrome .plan-card::before{
  content:'';position:absolute;inset:0;z-index:0;pointer-events:none;
  background:linear-gradient(115deg,transparent 20%,rgba(255,255,255,.22) 35%,rgba(180,200,255,.3) 45%,transparent 60%);
  background-size:250% 250%;animation:theme-sheen 5s ease infinite;opacity:1;
}
body.theme-chrome .plan-card > *{position:relative;z-index:1}
body.theme-chrome .btn{background:linear-gradient(135deg,#e2e8f0,#94a3b8,#f1f5f9);color:#12121a}

/* ---- T4: aurora floating blobs behind hero ---- */
@keyframes theme-float1{0%,100%{transform:translate(0,0)}50%{transform:translate(20px,25px)}}
@keyframes theme-float2{0%,100%{transform:translate(0,0)}50%{transform:translate(-15px,-20px)}}
body.theme-aurora .hero{position:relative;overflow:hidden;border-radius:24px;isolation:isolate}
body.theme-aurora .hero::before,body.theme-aurora .hero::after{
  content:'';position:absolute;width:260px;height:260px;border-radius:50%;filter:blur(60px);opacity:.5;z-index:-1;
}
body.theme-aurora .hero::before{background:#22d3ee;top:-80px;right:-40px;animation:theme-float1 9s ease-in-out infinite}
body.theme-aurora .hero::after{background:#a855f7;bottom:-80px;left:-30px;animation:theme-float2 11s ease-in-out infinite}

/* ---- T5: cyberpunk glass + glitch ---- */
body.theme-cyber .hero h1{text-shadow:2px 0 #ff2fd6,-2px 0 #22d3ee}
body.theme-cyber .plan-card{border:1px solid #ff2fd6;box-shadow:0 0 0 1px #22d3ee55,0 0 30px #ff2fd655,inset 0 0 40px #22d3ee11;position:relative;overflow:hidden}
body.theme-cyber .plan-card::before{
  content:'';position:absolute;inset:0;pointer-events:none;z-index:0;
  background:repeating-linear-gradient(0deg,rgba(255,255,255,.035) 0 2px,transparent 2px 4px);opacity:1;
}
body.theme-cyber .plan-card > *{position:relative;z-index:1}
body.theme-cyber .btn{background:#ff2fd6;color:#050208;box-shadow:0 0 18px #ff2fd688}

/* ---- T6: holo sticker stripes ---- */
body.theme-sticker .hero{position:relative;overflow:hidden;border-radius:24px;isolation:isolate}
body.theme-sticker .hero::before{
  content:'';position:absolute;inset:-30%;z-index:-1;opacity:.28;filter:saturate(1.4);
  background:repeating-linear-gradient(35deg,#ff9dea 0 8%,#ffe29d 8% 16%,#9dffb0 16% 24%,#9de3ff 24% 32%,#c39dff 32% 40%);
}

/* ---- T7: bold duotone split ---- */
body.theme-duo .plan-card{position:relative;overflow:hidden;border:none}
body.theme-duo .plan-card::before{
  content:'';position:absolute;inset:0;z-index:-1;
  background:linear-gradient(115deg,var(--accent) 0 48%,var(--accent2) 52% 100%);opacity:1;
}

/* ---- T8: prism refraction ---- */
body.theme-prism .hero{position:relative;overflow:hidden;border-radius:24px;isolation:isolate}
body.theme-prism .hero::before{
  content:'';position:absolute;top:35%;right:15%;width:280px;height:280px;z-index:-1;filter:blur(2px);opacity:.35;
  background:conic-gradient(from 200deg at 0% 0%,#ff4fc3,#ffd166,#4ade80,#22d3ee,#7c3aed,transparent 60%);
}
body.theme-prism .btn{background:linear-gradient(135deg,#ff4fc3,#ffd166,#22d3ee);color:#040406}

@media (prefers-reduced-motion:reduce){
  body.theme-holo .hero::before,body.theme-iri .plan-card::before,body.theme-chrome .plan-card::before,
  body.theme-aurora .hero::before,body.theme-aurora .hero::after{animation:none}
}

/* ---- support chat thread ---- */
.chat-thread{display:flex;flex-direction:column;gap:12px;max-height:520px;overflow-y:auto;padding:6px 4px;margin-bottom:16px}
.msg{max-width:78%;padding:11px 15px;border-radius:16px;font-size:.92rem;line-height:1.6;position:relative}
.msg-user{align-self:flex-end;background:linear-gradient(135deg,var(--accent),var(--accent3));color:#0c0616;border-bottom-left-radius:4px}
.msg-admin{align-self:flex-start;background:var(--bg-raised);backdrop-filter:blur(10px);border:1px solid var(--line-solid);border-bottom-right-radius:4px}
.msg-time{display:block;font-size:.68rem;opacity:.65;margin-top:4px}
.chat-input-row{display:flex;gap:10px}
.chat-input-row textarea{flex:1;resize:none}
.ticket-row{display:flex;justify-content:space-between;align-items:center;padding:14px 4px;border-bottom:1px solid var(--line-solid)}
.ticket-row:last-child{border-bottom:none}

/* ---- config lookup: progress bars + usage breakdown ---- */
.progress-wrap{margin:22px 0 8px}
.progress-block{margin-bottom:22px}
.progress-block:last-child{margin-bottom:0}
.progress-header{display:flex;justify-content:space-between;align-items:baseline;font-size:.92rem;margin-bottom:8px}
.progress-header b{font-weight:700}
.progress-percent{font-family:var(--mono);color:var(--accent2);font-weight:700;font-size:1rem}
.progress-track{width:100%;height:16px;border-radius:999px;background:rgba(255,255,255,.07);
  border:1px solid var(--line-solid);overflow:hidden;position:relative}
.progress-fill{height:100%;border-radius:999px;
  background:linear-gradient(90deg,var(--accent),var(--accent3));
  transition:width .4s ease;}
.progress-fill.progress-warn{background:linear-gradient(90deg,var(--gold),#ffe0a3);}
.progress-fill.progress-danger{background:linear-gradient(90deg,var(--danger),#ff9fb3);
  --ring-color:var(--danger);color:var(--danger);}
.progress-danger .progress-percent{color:var(--danger)}
.progress-warn .progress-percent{color:var(--gold)}
.progress-caption{margin-top:7px;font-size:.8rem;color:var(--text-dim)}

.usage-rows{max-width:360px;margin:20px auto 0}
.stat-row{display:flex;justify-content:space-between;align-items:center;padding:10px 4px;border-bottom:1px solid var(--line-solid);font-size:.9rem}
.stat-row:last-child{border-bottom:none}
.stat-row .stat-value{font-family:var(--mono);color:var(--accent2)}
.srv-metrics{margin-top:8px}
.srv-metrics .progress-block{margin-bottom:14px}
.srv-loading{padding:6px 0;font-size:.85rem}

/* ---- live speed chart ---- */
.speed-legend{display:flex;gap:20px;font-size:.85rem;margin-bottom:8px;color:var(--text-dim)}
.speed-legend b{color:var(--text);font-family:var(--mono)}
.speed-legend .dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-left:4px;vertical-align:middle}
.dot-down{background:var(--accent2)}
.dot-up{background:var(--accent3)}
.speed-chart{width:100%;height:140px;display:block;background:rgba(255,255,255,.03);
  border:1px solid var(--line-solid);border-radius:12px}
.speed-chart .line-down{stroke:var(--accent2);stroke-width:2;vector-effect:non-scaling-stroke}
.speed-chart .line-up{stroke:var(--accent3);stroke-width:2;vector-effect:non-scaling-stroke}
.speed-chart .grid-line{stroke:rgba(255,255,255,.06);stroke-width:1;vector-effect:non-scaling-stroke}
.speed-chart .grad-down-top{stop-color:var(--accent2);stop-opacity:.28}
.speed-chart .grad-down-bottom{stop-color:var(--accent2);stop-opacity:0}
.speed-chart .grad-up-top{stop-color:var(--accent3);stop-opacity:.22}
.speed-chart .grad-up-bottom{stop-color:var(--accent3);stop-opacity:0}
.chart-scale{margin-inline-start:auto;font-size:.75rem}