/* ── Reset & Base ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --bg:#0A0A0F;
  --bg-card:#111118;
  --bg-surf:#1A1A24;
  --bg-hover:#1F1F2E;
  --border:rgba(255,255,255,.08);
  --border-md:rgba(255,255,255,.14);
  --accent:#3D7EFF;
  --accent-dim:#1A3570;
  --accent-glow:rgba(61,126,255,.16);
  --gold:#F5A623;
  --gold-dim:rgba(245,166,35,.11);
  --text-1:#F0F0F8;
  --text-2:#8888A4;
  --text-3:#50506A;
  --success:#22C87A;
  --warn:#F5A623;
  --warn-bg:rgba(245,166,35,.09);
  --red:#FF4D4D;
  --radius-sm:8px;
  --radius-md:12px;
  --radius-lg:18px;
  --mono:'SF Mono','Fira Code','Cascadia Code',monospace;
}

html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text-1);
  font-family:'Segoe UI','Helvetica Neue',Arial,sans-serif;
  font-size:15px;
  line-height:1.7;
  min-height:100vh;
}
.page{max-width:540px;margin:0 auto;padding:0 16px 64px}

/* ── Hero ── */
.hero{text-align:center;padding:44px 0 28px}
.hero-logo{display:inline-flex;align-items:center;gap:10px;margin-bottom:18px}
.logo-img{width:42px;height:42px;border-radius:12px;object-fit:cover}
.logo-name{font-size:22px;font-weight:700;letter-spacing:-.4px;color:var(--text-1)}
.logo-name em{font-style:normal;color:var(--accent)}
.hero-badge{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--gold-dim);border:1px solid rgba(245,166,35,.22);
  border-radius:99px;padding:5px 14px;
  font-size:12px;font-weight:600;color:var(--gold);
  letter-spacing:.3px;margin-bottom:14px;
}
.badge-dot{
  width:6px;height:6px;border-radius:50%;background:var(--gold);
  animation:pulse 1.8s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.65)}}
.hero-title{font-size:25px;font-weight:700;letter-spacing:-.4px;color:var(--text-1);margin-bottom:7px;line-height:1.3}
.hero-sub{font-size:14px;color:var(--text-2)}

/* ── Credentials card ── */
.creds-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--radius-lg);overflow:hidden;margin-bottom:24px;
}
.creds-header{
  display:flex;align-items:center;gap:8px;
  padding:13px 18px;border-bottom:1px solid var(--border);
  background:rgba(61,126,255,.055);
}
.creds-dot{width:8px;height:8px;border-radius:50%;background:var(--accent)}
.creds-header-label{font-size:12px;font-weight:600;color:var(--accent);letter-spacing:.4px;text-transform:uppercase}
.creds-header-label em{font-style:normal;font-weight:700;color:var(--text-1);font-size:13px;letter-spacing:0;margin-right:4px}
.cred-row{display:flex;align-items:center;gap:12px;padding:13px 18px;border-bottom:1px solid var(--border)}
.cred-row:last-child{border-bottom:none}
.cred-icon{
  width:32px;height:32px;border-radius:8px;background:var(--bg-surf);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.cred-icon svg{width:16px;height:16px;stroke:var(--text-2);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.cred-info{flex:1;min-width:0}
.cred-label{font-size:11px;color:var(--text-3);margin-bottom:1px}
.cred-value{font-family:var(--mono);font-size:14px;color:var(--text-1);font-weight:500;word-break:break-all}
.cred-value.link-val{color:var(--accent);font-size:12px}
.copy-btn{
  flex-shrink:0;width:32px;height:32px;border-radius:8px;
  background:var(--bg-surf);border:1px solid var(--border);
  cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:background .15s,border-color .15s,color .15s;color:var(--text-2);
}
.copy-btn:hover{background:var(--bg-hover);border-color:var(--border-md);color:var(--text-1)}
.copy-btn.done{background:rgba(34,200,122,.11);border-color:rgba(34,200,122,.3);color:var(--success)}
.copy-btn svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* ── Section label ── */
.section-label{font-size:11px;font-weight:600;color:var(--text-3);letter-spacing:.7px;text-transform:uppercase;margin-bottom:10px}

/* ── Tabs ── */
.tabs-wrap{margin-bottom:24px}
.tab-pills{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px}
.tab-pill{
  display:flex;align-items:center;gap:7px;
  padding:7px 13px;border-radius:var(--radius-sm);
  background:var(--bg-card);border:1px solid var(--border);
  cursor:pointer;transition:all .15s;
  font-size:13px;color:var(--text-2);font-weight:500;
  white-space:nowrap;user-select:none;
}
.tab-pill:hover{background:var(--bg-surf);color:var(--text-1);border-color:var(--border-md)}
.tab-pill.active{background:var(--accent-glow);border-color:var(--accent);color:var(--accent)}
.tab-pill-img{width:20px;height:20px;border-radius:5px;object-fit:cover;flex-shrink:0}
.tab-pane{display:none}
.tab-pane.active{display:block}

/* ── Guide card ── */
.guide-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}
.guide-head{
  padding:15px 18px 13px;border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:12px;
}
.guide-head-img{width:44px;height:44px;border-radius:11px;object-fit:cover;flex-shrink:0}
.guide-head-text{flex:1}
.guide-head-title{font-size:15px;font-weight:700;color:var(--text-1)}
.guide-head-sub{font-size:12px;color:var(--text-2);margin-top:1px}

/* ── Download button ── */
.dl-btn{
  display:flex;align-items:center;gap:10px;
  padding:11px 16px;
  background:var(--bg-surf);border:1px solid var(--border);
  border-radius:var(--radius-sm);text-decoration:none;
  color:var(--text-1);font-size:13px;font-weight:500;
  margin:14px 18px 0;transition:border-color .15s,background .15s;
}
.dl-btn:hover{border-color:var(--accent);background:var(--accent-glow)}
.dl-btn-arrow{margin-right:auto;color:var(--text-3);font-size:18px}
.dl-pair{display:flex;gap:8px;padding:0 18px;margin-top:14px}
.dl-pair .dl-btn{margin:0;flex:1;flex-direction:column;align-items:flex-start;gap:3px}

/* ── Data block ── */
.data-block{
  background:var(--bg-surf);border:1px solid var(--border);
  border-radius:var(--radius-sm);padding:12px 14px;
  margin:10px 18px 0;
}
.data-block-label{font-size:10px;font-weight:600;color:var(--text-3);letter-spacing:.6px;text-transform:uppercase;margin-bottom:8px}
.data-row{
  display:flex;align-items:center;justify-content:space-between;
  gap:8px;padding:6px 0;border-bottom:1px solid var(--border);
}
.data-row:last-child{border-bottom:none}
.data-row-key{font-size:11px;color:var(--text-2);white-space:nowrap;flex-shrink:0}
.data-row-val{font-family:var(--mono);font-size:13px;color:var(--text-1);font-weight:500;text-align:left;direction:ltr;word-break:break-all}
.data-row-val.accent{color:var(--accent);font-size:11.5px}
.mini-copy{
  flex-shrink:0;width:26px;height:26px;border-radius:6px;
  background:var(--bg-hover);border:1px solid var(--border);
  cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:all .15s;color:var(--text-3);
}
.mini-copy:hover{border-color:var(--border-md);color:var(--text-1)}
.mini-copy.done{background:rgba(34,200,122,.1);border-color:rgba(34,200,122,.28);color:var(--success)}
.mini-copy svg{width:13px;height:13px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* ── Steps ── */
.steps{padding:16px 18px 18px}
.step{display:flex;gap:11px;margin-bottom:14px}
.step:last-child{margin-bottom:0}
.step-num{
  width:24px;height:24px;border-radius:50%;
  background:var(--accent-dim);border:1px solid rgba(61,126,255,.45);
  color:var(--accent);font-size:11px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;margin-top:1px;
}
.step-body{flex:1;font-size:14px;color:var(--text-1);line-height:1.6}
.step-body b{font-weight:600}
.code-tag{
  display:inline;background:var(--bg-surf);border:1px solid var(--border-md);
  border-radius:5px;padding:1px 7px;
  font-family:var(--mono);font-size:12px;color:var(--accent);white-space:nowrap;
}
.step-link{color:var(--accent);text-decoration:none;font-family:var(--mono);font-size:13px;display:inline-block;margin-top:3px}
.step-link:hover{text-decoration:underline}

/* ── Warning ── */
.warn-box{
  display:flex;gap:9px;align-items:flex-start;
  background:var(--warn-bg);border:1px solid rgba(245,166,35,.2);
  border-radius:var(--radius-sm);padding:10px 14px;
  margin:12px 18px 0;font-size:13px;color:var(--warn);line-height:1.55;
}
.warn-icon{font-size:15px;flex-shrink:0;margin-top:2px}
.seller-tag{
  display:inline-flex;align-items:center;gap:5px;
  background:rgba(255,77,77,.09);border:1px solid rgba(255,77,77,.2);
  border-radius:5px;padding:2px 9px;
  font-family:var(--mono);font-size:12px;color:var(--red);
}
.spacer{height:16px}

/* ── Footer ── */
.footer{text-align:center;padding-top:30px;font-size:12px;color:var(--text-3)}