/* ============================================================
   BigShortAds Auth — Shared Login Page
   ============================================================ */

:root{
  --bsa-cyan:#06B6D4;
  --bsa-teal:#0EA5E9;
  --bsa-blue:#3B82F6;
  --bsa-indigo:#4F46E5;
  --bsa-violet:#7C3AED;
  --bsa-white:#FFFFFF;
  --bsa-bg:#F8FAFC;
  --bsa-text:#0F172A;
  --bsa-muted:#64748B;
  --bsa-subtle:#94A3B8;
  --bsa-border:#E2E8F0;
  --bsa-error:#EF4444;
  --bsa-success:#10B981;
  --bsa-radius:12px;
  --bsa-radius-lg:18px;
  --bsa-radius-xl:24px;
  --bsa-font:Inter,"Noto Sans Bengali","Noto Sans Arabic","Noto Sans Devanagari","Noto Sans",system-ui,-apple-system,BlinkMacSystemFont,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{height:100%}

body.bsa-body{
  font-family:var(--bsa-font);
  -webkit-font-smoothing:antialiased;
  margin:0;padding:24px;
  min-height:100vh;
  display:flex;align-items:center;justify-content:center;
  background:#F1F5F9;
  background-image:radial-gradient(ellipse 60% 50% at 85% 0%,rgba(6,182,212,0.09),transparent 60%),radial-gradient(ellipse 50% 40% at 15% 100%,rgba(79,70,229,0.07),transparent 60%);
  color:var(--bsa-text);
  line-height:1.5;
}

/* ---- Shell ---- */
.bsa-shell{
  display:flex;
  width:min(1100px,calc(100vw - 48px));
  background:var(--bsa-white);
  border-radius:var(--bsa-radius-xl);
  box-shadow:0 1px 3px rgba(0,0,0,0.04),0 4px 12px rgba(0,0,0,0.04),0 16px 48px rgba(0,0,0,0.06);
  overflow:hidden;
  min-height:700px;
  position:relative;z-index:1;
}

/* ============================================================
   LEFT — AUTH CARD
   ============================================================ */
.bsa-auth{
  flex:0 0 50%;
  display:flex;align-items:center;justify-content:center;
  padding:48px 52px;
  order:1;
}
.bsa-auth-inner{width:100%;max-width:400px}
.bsa-auth-logo-mob{display:none;text-align:center;margin-bottom:16px}
.bsa-auth-logo-mob img{max-height:30px;object-fit:contain}.bsa-auth-logo-mob .bsa-brand-name{font-size:18px;font-weight:700;color:var(--bsa-text);margin-top:6px}
.bsa-auth-logo-mob .bsa-brand-icon{width:36px;height:36px;margin:0 auto 4px}
.bsa-auth-badge{
  display:inline-block;font-size:10.5px;font-weight:700;
  text-transform:uppercase;letter-spacing:0.1em;
  color:var(--bsa-blue);background:rgba(59,130,246,0.08);
  padding:5px 12px;border-radius:999px;margin-bottom:16px;
}
.bsa-auth-inner h2{font-size:26px;font-weight:700;color:var(--bsa-text);margin:0 0 6px;line-height:1.2}
.bsa-auth-sub{font-size:13.5px;color:var(--bsa-muted);margin:0 0 28px;line-height:1.5}

.bsa-alert{padding:11px 15px;border-radius:10px;font-size:13px;margin-bottom:20px;font-weight:500}
.bsa-alert-error{background:#FEF2F2;color:var(--bsa-error);border:1px solid #FECACA}
.bsa-alert-success{background:#ECFDF5;color:var(--bsa-success);border:1px solid #A7F3D0}

.bsa-form{margin:0}
.bsa-field{margin-bottom:18px}
.bsa-field label{display:block;font-size:13px;font-weight:600;color:var(--bsa-text);margin-bottom:5px}
.bsa-input-wrap{position:relative;display:flex;align-items:center}
.bsa-input-icon{position:absolute;left:13px;pointer-events:none;z-index:2;opacity:0.6}
.bsa-input-wrap input[type="text"],.bsa-input-wrap input[type="email"],.bsa-input-wrap input[type="password"]{
  width:100%;padding:12px 44px 12px 40px;
  background:var(--bsa-bg);border:1.5px solid var(--bsa-border);
  border-radius:var(--bsa-radius);font-size:14.5px;color:var(--bsa-text);
  outline:none;transition:border 0.2s,box-shadow 0.2s;font-family:var(--bsa-font);
}
.bsa-input-wrap input:focus{border-color:var(--bsa-blue);box-shadow:0 0 0 3px rgba(59,130,246,0.1)}
.bsa-input-wrap input::placeholder{color:#C4C8D0}

.bsa-pw-toggle{position:absolute;right:10px;background:none;border:none;cursor:pointer;padding:6px;z-index:2;border-radius:8px;display:flex;align-items:center;transition:opacity 0.15s}
.bsa-pw-toggle:hover{opacity:0.7}

.bsa-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.bsa-check{display:flex;align-items:center;gap:7px;font-size:13px;color:var(--bsa-muted);cursor:pointer}
.bsa-check input[type="checkbox"]{accent-color:var(--bsa-blue);width:15px;height:15px;margin:0;cursor:pointer}
.bsa-link{font-size:13px;font-weight:600;color:var(--bsa-blue);text-decoration:none}
.bsa-link:hover{text-decoration:underline}

.bsa-btn{width:100%;padding:13px;background:linear-gradient(135deg,var(--bsa-blue),var(--bsa-indigo));border:none;border-radius:var(--bsa-radius);color:#fff;font-size:15px;font-weight:700;cursor:pointer;position:relative;overflow:hidden;transition:box-shadow 0.25s,transform 0.15s}
.bsa-btn:hover{box-shadow:0 8px 28px rgba(59,130,246,0.35);transform:translateY(-1px)}
.bsa-btn:active{transform:translateY(0)}
.bsa-btn .bsa-spinner{display:none;width:20px;height:20px;border:2.5px solid rgba(255,255,255,0.3);border-top-color:#fff;border-radius:50%;position:absolute;top:calc(50% - 10px);left:calc(50% - 10px);animation:bsa-spin 0.7s linear infinite}
.bsa-btn.bsa-loading .bsa-btn-text{visibility:hidden}
.bsa-btn.bsa-loading .bsa-spinner{display:block}
@keyframes bsa-spin{to{transform:rotate(360deg)}}

.bsa-footer-link{text-align:center;margin-top:22px;font-size:13.5px;color:var(--bsa-muted)}
.bsa-footer-link a{color:var(--bsa-blue);font-weight:600;text-decoration:none}
.bsa-footer-link a:hover{text-decoration:underline}

/* ============================================================
   RIGHT — ILLUSTRATION PANEL
   ============================================================ */
.bsa-visual{
  flex:1;
  background:linear-gradient(160deg,#06B6D4 0%,#0EA5E9 20%,#3B82F6 45%,#4F46E5 70%,#7C3AED 100%);
  position:relative;
  display:flex;flex-direction:column;
  align-items:center;
  overflow:hidden;
  padding:32px 36px 28px;
  order:2;
}
.bsa-visual::before{
  content:'';position:absolute;inset:0;z-index:0;
  background:radial-gradient(ellipse 70% 50% at 30% 10%,rgba(255,255,255,0.16),transparent 60%),radial-gradient(ellipse 60% 50% at 70% 90%,rgba(6,182,212,0.3),transparent 60%);
}
.bsa-visual::after{
  content:'';position:absolute;inset:0;z-index:0;
  background-image:radial-gradient(rgba(255,255,255,0.04) 1px,transparent 1px);
  background-size:30px 30px;
}
.bsa-visual>*{position:relative;z-index:1}

/* ---- LOGO — centered, clean ---- */
.bsa-brand-top{
  text-align:center;
  margin-bottom:18px;
  width:100%;
  z-index:2;
  flex-shrink:0;
}
.bsa-brand-logo{
  display:block;
  margin:0 auto;
  max-width:180px;
  max-height:54px;
  width:auto;height:auto;
  object-fit:contain;
  opacity:1;
}
.bsa-brand-fallback{
  max-width:140px;
  max-height:44px;
}
/* Fallback: icon badge + dynamic site name (only when no admin logo) */
.bsa-brand-icon{
  display:block;
  margin:0 auto 8px;
  width:40px;height:40px;
  border-radius:12px;
}
.bsa-brand-name{
  font-size:18px;font-weight:700;
  color:#fff;line-height:1.2;
  margin:0;
}
.bsa-brand-tag{
  font-size:11.5px;color:rgba(255,255,255,0.55);
  margin-top:3px;font-weight:500;
  letter-spacing:0.02em;
}

/* ============================================================
   SOCIAL STAGE — bounded orbit container
   Cards centered inside; icons orbit around card boundaries
   z-index: lines(1) < cards(10) < flow(15) < nodes(20)
   ============================================================ */
.bsa-social-stage{
  position:relative;
  width:min(480px,100%);
  height:420px;
  margin:0 auto;
  display:flex;flex-direction:column;
  align-items:center;justify-content:center;
  gap:10px;
  z-index:1;
  overflow:visible;
}

/* Decorative connecting rings */
.bsa-stage-lines{
  position:absolute;inset:0;
  width:100%;height:100%;
  z-index:1;
  pointer-events:none;
}

/* ---- CARDS — z-10, high contrast readable text ---- */
.bsa-card{
  background:rgba(255,255,255,0.2);
  border:1px solid rgba(255,255,255,0.22);
  border-radius:var(--bsa-radius-lg);
  padding:22px 24px;
  backdrop-filter:blur(6px);
  width:100%;max-width:370px;
  z-index:10;
  position:relative;
}
.bsa-inbox-card{margin:0}
.bsa-ai-card{padding:16px 22px;margin:0}

.bsa-card-head{display:flex;align-items:center;gap:8px;margin-bottom:14px}
.bsa-card-dots{display:flex;gap:5px}
.bsa-dot{width:8px;height:8px;border-radius:50%}
.bsa-dot-c{background:#22D3EE;box-shadow:0 0 8px rgba(34,211,238,0.5)}
.bsa-dot-b{background:#60A5FA;box-shadow:0 0 8px rgba(96,165,250,0.5)}
.bsa-dot-i{background:#A78BFA;box-shadow:0 0 8px rgba(167,139,250,0.5)}
.bsa-card-label{font-size:14px;font-weight:700;color:#fff;flex:1;line-height:1.45}
.bsa-card-badge{font-size:11px;font-weight:700;color:#22D3EE;background:rgba(34,211,238,0.22);padding:3px 10px;border-radius:999px}
.bsa-pulse{animation:bsa-badge-pulse 2s ease-in-out infinite}
@keyframes bsa-badge-pulse{0%,100%{box-shadow:0 0 0 0 rgba(34,211,238,0.4)}50%{box-shadow:0 0 0 8px rgba(34,211,238,0)}}

.bsa-thread{display:flex;align-items:flex-start;gap:10px;padding:8px 0}
.bsa-thread+.bsa-thread{border-top:1px solid rgba(255,255,255,0.12)}
.bsa-avatar{width:30px;height:30px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:#fff;flex-shrink:0}
.bsa-av-fb{background:linear-gradient(135deg,#1877F2,#0EA5E9)}
.bsa-av-ig{background:linear-gradient(135deg,#F58529,#DD2A7B)}
.bsa-thread-body{flex:1;min-width:0}
.bsa-thread-from{font-size:13px;font-weight:600;color:rgba(255,255,255,0.88);margin-bottom:2px;line-height:1.45}
.bsa-thread-msg{font-size:12.5px;color:rgba(255,255,255,0.72);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.45}
.bsa-thread-time{font-size:11px;color:rgba(255,255,255,0.5);flex-shrink:0;padding-top:2px}
.bsa-chan-fb{color:#60A5FA}
.bsa-chan-ig{color:#F472B6}

.bsa-ai-row{display:flex;align-items:center;gap:12px}
.bsa-ai-icon{width:32px;height:32px;border-radius:10px;background:rgba(167,139,250,0.25);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.bsa-ai-body{flex:1;min-width:0}
.bsa-ai-label{font-size:13px;font-weight:700;color:#fff;line-height:1.45}
.bsa-ai-msg{font-size:12px;color:rgba(255,255,255,0.72);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.45}
.bsa-ai-check{flex-shrink:0}

/* ---- FLOW — z-15 with blinking pulse on dots ---- */
.bsa-flow{display:flex;align-items:center;gap:0;width:100%;margin-top:auto;padding-top:6px;flex-shrink:0;z-index:15}
.bsa-flow-step{display:flex;align-items:center;gap:6px}
.bsa-flow-dot{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,0.25);flex-shrink:0}
.bsa-flow-done .bsa-flow-dot{
  background:#34D399;
  animation:bsa-flow-pulse 2.4s ease-in-out infinite;
}
@keyframes bsa-flow-pulse{
  0%,100%{box-shadow:0 0 4px rgba(52,211,153,0.4)}
  50%{box-shadow:0 0 18px rgba(52,211,153,0.9),0 0 28px rgba(52,211,153,0.3)}
}
.bsa-flow-label{font-size:10.5px;color:rgba(255,255,255,0.5);white-space:nowrap}
.bsa-flow-done .bsa-flow-label{color:rgba(255,255,255,0.78)}
.bsa-flow-line{flex:1;height:1.5px;background:rgba(255,255,255,0.12);margin:0 10px;min-width:22px;position:relative;overflow:hidden}
.bsa-flow-active::after{content:'';position:absolute;left:0;top:0;width:40%;height:100%;background:rgba(52,211,153,0.6);animation:bsa-flow-line 2s ease-in-out infinite}
@keyframes bsa-flow-line{0%{transform:translateX(-100%)}100%{transform:translateX(350%)}}

/* ============================================================
   SOCIAL NODES — z-20 above cards
   True 360° continuous circular orbit via rotate+translateX
   ============================================================ */
.bsa-nodes{
  position:absolute;inset:0;
  z-index:20;
  pointer-events:none;
  overflow:visible;
}
/* Each node anchored to center; its chip orbits via animation */
.bsa-node{
  position:absolute;
  top:50%;left:50%;
  display:flex;flex-direction:column;
  align-items:center;gap:4px;
  /* no extra float — orbit provides all movement */
}

/* The chip performs the orbit */
.bsa-node-chip{
  position:relative;
  width:52px;height:52px;
  border-radius:50%;
  animation:bsa-orbit-spin 24s linear infinite;
  z-index:1;
}
.bsa-node-chip svg{
  display:block;
  width:52px;height:52px;
  filter:drop-shadow(0 4px 14px rgba(0,0,0,0.3));
  transition:transform 0.3s;
}
.bsa-node-chip:hover svg{transform:scale(1.12)}

/* Pulse ring on each chip — ::after with scale+opacity */
.bsa-node-chip::after{
  content:'';
  position:absolute;
  inset:-6px;
  border-radius:50%;
  border:2px solid rgba(255,255,255,0.5);
  animation:bsa-pulse-ring 2.8s ease-out infinite;
}
@keyframes bsa-pulse-ring{
  0%{transform:scale(0.85);opacity:0.5}
  70%{transform:scale(1.45);opacity:0}
  100%{transform:scale(1.45);opacity:0}
}

/* Tooltip label */
.bsa-node-tt{
  font-size:10px;font-weight:600;
  color:rgba(255,255,255,0.85);
  white-space:nowrap;letter-spacing:0.04em;
  text-shadow:0 1px 4px rgba(0,0,0,0.25);
  position:relative;z-index:21;
}

/* ---- 6 nodes, 360°/6 = 60° apart ---- */
/* Each uses negative animation-delay to set its starting angle */
/* delay = -(N * duration/6)  →  -(N * 4s)  for 24s cycle */

.bsa-n-fb .bsa-node-chip{ animation-delay: 0s; }
.bsa-n-msg .bsa-node-chip{ animation-delay: -4s; }
.bsa-n-ig .bsa-node-chip{ animation-delay: -8s; }
.bsa-n-wa .bsa-node-chip{ animation-delay: -12s; }
.bsa-n-tg .bsa-node-chip{ animation-delay: -16s; }
.bsa-n-yt .bsa-node-chip{ animation-delay: -20s; }

/* Stagger the pulse ring too so they don't blink in sync */
.bsa-n-fb .bsa-node-chip::after{ animation-delay: 0s; }
.bsa-n-msg .bsa-node-chip::after{ animation-delay: 0.5s; }
.bsa-n-ig .bsa-node-chip::after{ animation-delay: 1s; }
.bsa-n-wa .bsa-node-chip::after{ animation-delay: 1.5s; }
.bsa-n-tg .bsa-node-chip::after{ animation-delay: 2s; }
.bsa-n-yt .bsa-node-chip::after{ animation-delay: 0.3s; }

/* ---- TRUE 360° ORBIT ---- */
/* rotate(θ) translateX(R) rotate(-θ) keeps icon upright */
/* R=210px → 420px diameter, tight around 340px cards (~40px side clearance) */
@keyframes bsa-orbit-spin{
  0%   { transform: rotate(0deg) translateX(210px) rotate(0deg); }
  100% { transform: rotate(360deg) translateX(210px) rotate(-360deg); }
}

/* ---- FLOW DOT PULSE staggered ---- */
.bsa-flow-step:nth-child(1) .bsa-flow-dot{ animation-delay: 0s; }
.bsa-flow-step:nth-child(3) .bsa-flow-dot{ animation-delay: 0.8s; }
.bsa-flow-step:nth-child(5) .bsa-flow-dot{ animation-delay: 1.6s; }

/* ============================================================
   REGISTER PAGE — same brand colors as login
   ============================================================ */

/* Same gradient as login, no orange. Grid layout ensures no empty space. */
.bsa-visual-register{
  background:
    radial-gradient(circle at 80% 15%,rgba(47,196,255,.22),transparent 32%),
    radial-gradient(circle at 15% 75%,rgba(92,99,255,.22),transparent 35%),
    linear-gradient(145deg,#0B1025 0%,#132B5C 48%,#3949C9 100%);
  display:grid;
  grid-template-rows:auto 1fr auto;
  gap:18px;
  padding:28px 32px 24px;
  align-items:stretch;
}
/* Hide tooltip labels on register — they overlap cards */
.bsa-visual-register .bsa-node-tt{display:none}
/* Darker, more professional cards */
.bsa-visual-register .bsa-card{
  background:rgba(20,35,75,.92);
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 8px 32px rgba(0,0,0,.25);
}
.bsa-visual-register .bsa-ai-card{
  background:rgba(20,35,75,.92);
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 8px 32px rgba(0,0,0,.25);
}
.bsa-visual-register .bsa-journey-card{
  background:rgba(20,35,75,.92);
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 8px 32px rgba(0,0,0,.25);
}
.bsa-visual-register .bsa-brand-top{
  margin-bottom:0;
  align-self:start;
}
.bsa-visual-register .bsa-social-stage{
  height:auto;
  min-height:0;
  align-self:center;
  width:min(480px,100%);
  margin:0 auto;
}
.bsa-visual-register .bsa-journey-card{
  align-self:end;
  width:calc(100% - 56px);
  min-height:110px;
  margin:0 auto;
}

/* Blue badge matches login */
.bsa-auth-badge-register{
  color:var(--bsa-blue);
  background:rgba(59,130,246,0.08);
}

/* Same button gradient as login — NO orange */
.bsa-btn-register{
  background:linear-gradient(135deg,var(--bsa-blue),var(--bsa-indigo));
}
.bsa-btn-register:hover{
  box-shadow:0 8px 28px rgba(59,130,246,0.35);
}

/* ---- Captcha professional badge ---- */
.bsa-captcha-row{
  display:flex;align-items:center;gap:12px;
  margin-bottom:18px;
}
.bsa-captcha-badge{
  display:flex;align-items:center;gap:8px;
  padding:10px 16px;
  background:var(--bsa-bg);
  border:1.5px solid var(--bsa-border);
  border-radius:var(--bsa-radius);
  font-size:14px;font-weight:600;color:var(--bsa-text);
  white-space:nowrap;flex-shrink:0;
}
.bsa-captcha-badge svg{flex-shrink:0}
.bsa-captcha-row .bsa-input-wrap{flex:1}

/* ---- Terms row — spacious ---- */
.bsa-terms-row{
  display:flex;align-items:flex-start;gap:10px;
  margin-bottom:22px;min-height:44px;
}
.bsa-terms-row input[type="checkbox"]{
  width:18px;height:18px;margin-top:2px;
  accent-color:var(--bsa-blue);flex-shrink:0;cursor:pointer;
}
.bsa-terms-row label{
  font-size:13px;color:var(--bsa-muted);line-height:1.5;cursor:pointer;
}
.bsa-terms-row label a{
  color:var(--bsa-blue);font-weight:600;text-decoration:none;
}
.bsa-terms-row label a:hover{text-decoration:underline}

/* ---- Marketing opt-in (optional, separate from Terms) ---- */
.bsa-marketing-optin{
  margin:-8px 0 22px;padding:12px 14px;
  background:var(--bsa-surface, #F8FAFC);border:1px solid var(--bsa-border, #E2E8F0);
  border-radius:10px;min-height:auto;
}
.bsa-marketing-optin label{font-size:12.5px;}

/* ---- Automation Journey card ---- */
.bsa-journey-card{
  background:rgba(255,255,255,0.12);
  border:1px solid rgba(255,255,255,0.15);
  border-radius:var(--bsa-radius-lg);
  padding:22px 24px;
  backdrop-filter:blur(8px);
  display:flex;flex-direction:column;
  justify-content:center;
  gap:14px;
}
.bsa-journey-head{
  display:flex;align-items:center;gap:8px;
}
.bsa-journey-head-label{
  font-size:13px;font-weight:700;
  color:#fff;
  flex:1;line-height:1.45;
}
.bsa-journey-badge{
  font-size:10px;font-weight:700;
  color:#34D399;
  background:rgba(52,211,153,0.15);
  padding:3px 10px;border-radius:999px;
  animation:bsa-badge-pulse 2.4s ease-in-out infinite;
}
.bsa-journey-steps{
  display:flex;align-items:center;gap:0;
}
.bsa-journey-node{
  display:flex;align-items:center;gap:7px;
}
.bsa-journey-dot{
  width:10px;height:10px;border-radius:50%;flex-shrink:0;
  background:#34D399;
  box-shadow:0 0 8px rgba(52,211,153,0.5);
}
.bsa-journey-label{
  font-size:11px;font-weight:500;
  color:rgba(255,255,255,0.82);white-space:nowrap;
}
.bsa-journey-line{
  flex:1;height:1.5px;
  background:rgba(255,255,255,0.1);
  margin:0 8px;min-width:14px;
  position:relative;overflow:hidden;
}
.bsa-journey-line::after{
  content:'';
  position:absolute;left:0;top:0;
  width:50%;height:100%;
  background:rgba(52,211,153,0.5);
  animation:bsa-journey-flow 2.5s ease-in-out infinite;
}
@keyframes bsa-journey-flow{
  0%{transform:translateX(-100%)}
  100%{transform:translateX(300%)}
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
/* ============================================================
   RESPONSIVE — Mobile (<768px): hide visual panel entirely
   ============================================================ */
@media(max-width:767px){
  .bsa-shell{flex-direction:column;min-height:auto;width:min(520px,calc(100vw - 48px))}
  .bsa-auth{order:1;padding:32px 20px 40px;flex:auto;display:flex}
  .bsa-visual{display:none!important}
  .bsa-nodes{display:none!important}
  .bsa-social-stage{display:none!important}
  .bsa-flow{display:none!important}
  .bsa-brand-top{display:none!important}
  .bsa-auth-logo-mob{display:block;margin-bottom:8px}
  .bsa-auth-logo-mob img{max-height:38px;object-fit:contain}
  .bsa-auth-inner{max-width:100%}
  .bsa-auth-inner h2{font-size:22px}
  .bsa-register-features{display:none}
  .bsa-register-proof{display:none}
  .bsa-journey-card{display:none}
  .bsa-visual-register{display:none!important}
}

/* Tablet (768-860px): compact visual */
@media(min-width:768px) and (max-width:860px){
  .bsa-shell{flex-direction:column;min-height:auto;width:min(520px,calc(100vw - 48px))}
  .bsa-auth{order:2;padding:36px 32px 44px;flex:auto}
  .bsa-visual{order:1;padding:28px 24px;flex:auto}
  .bsa-social-stage{height:320px;width:min(380px,100%)}
  .bsa-card{max-width:280px;padding:14px 16px}
  .bsa-ai-card{padding:10px 14px}
  .bsa-flow{display:none}
  .bsa-brand-top{margin-bottom:10px}
  .bsa-brand-logo{max-width:130px;max-height:38px}
  .bsa-brand-icon{width:32px;height:32px}
  .bsa-brand-name{font-size:16px}
  .bsa-brand-tag{font-size:10px}
  .bsa-nodes{display:block}
  @keyframes bsa-orbit-spin-tablet{
    0%   { transform: rotate(0deg) translateX(155px) rotate(0deg); }
    100% { transform: rotate(360deg) translateX(155px) rotate(-360deg); }
  }
  .bsa-node-chip{animation-name:bsa-orbit-spin-tablet}
}
@media(max-width:520px){
  body.bsa-body{padding:0}
  .bsa-shell{width:100%;border-radius:0;min-height:100vh}
  .bsa-auth{padding:32px 20px 40px}
  .bsa-auth-inner h2{font-size:20px}
  .bsa-auth-logo-mob img{max-height:30px}
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media(prefers-reduced-motion:reduce){
  .bsa-node-chip{animation:none!important}
  .bsa-node-chip::after{animation:none!important;display:none}
  .bsa-pulse{animation:none!important}
  .bsa-flow-done .bsa-flow-dot{animation:none!important}
  .bsa-flow-active::after{animation:none!important;display:none}
  .bsa-btn{transition:none!important}
}

/* BigShortAds split auth: members use Facebook, administrators use email. */
.bsa-btn-facebook{
  display:flex;align-items:center;justify-content:center;gap:11px;
  text-decoration:none;background:linear-gradient(135deg,#1877F2,#0C63D4);
}
.bsa-btn-facebook:hover{color:#fff;text-decoration:none;box-shadow:0 8px 28px rgba(24,119,242,.3)}
.bsa-facebook-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:25px;height:25px;border-radius:50%;background:#fff;color:#1877F2;
  font:800 20px/1 Arial,sans-serif;padding-top:4px;
}
.bsa-auth-note{margin:14px 4px 0;text-align:center;color:var(--bsa-muted);font-size:12.5px;line-height:1.55}