/* ══════════════════════════════════════════════════════════════
   TTDX AUTH v3 — Premium · Mobile-first
   ══════════════════════════════════════════════════════════════ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
:root{
  --blue:#0071e3;--blue-d:#005bbf;--blue-p:rgba(0,113,227,.08);--blue-glow:rgba(0,113,227,.22);
  --green:#16a34a;--red:#dc2626;--amber:#d97706;
  --ink:#1d1d1f;--ink-2:#3a3a3c;--ink-3:#6e6e73;--ink-4:#aeaeb2;--ink-5:#c7c7cc;
  --bg:#f2f2f7;--surface:#ffffff;--surface-2:#fafafa;--line:rgba(0,0,0,.07);--line-md:rgba(0,0,0,.10);
  --r12:12px;--r16:16px;--r20:20px;--r24:24px;--r32:32px;
  --shadow-xs:0 1px 3px rgba(0,0,0,.05);
  --shadow-sm:0 2px 12px rgba(0,0,0,.07),0 0 0 .5px rgba(0,0,0,.03);
  --shadow-md:0 8px 32px rgba(0,0,0,.10),0 0 0 .5px rgba(0,0,0,.04);
  --shadow-lg:0 20px 56px rgba(0,0,0,.14),0 0 0 .5px rgba(0,0,0,.05);
  --ease:cubic-bezier(.4,0,.2,1);--spring:cubic-bezier(.34,1.3,.64,1);
  --font-h:'Sora',-apple-system,sans-serif;
  --font-b:'DM Sans',-apple-system,sans-serif;
}
html,body{height:100%;font-family:var(--font-b);background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;font-size:14px;-webkit-tap-highlight-color:transparent;}

/* ── Layout ─────────────────────────────────────────────────── */
.auth-page{display:grid;grid-template-columns:1fr 1fr;min-height:100vh;}

/* ── Left panel ─────────────────────────────────────────────── */
.auth-left{
  background:#08090f;
  position:relative;overflow:hidden;
  display:flex;flex-direction:column;justify-content:center;align-items:flex-start;
  padding:60px 56px;
}
/* Mesh background */
.auth-left::before{
  content:'';position:absolute;inset:0;
  background-image:
    radial-gradient(ellipse 70% 80% at 15% 40%, rgba(0,113,227,.25) 0%, transparent 55%),
    radial-gradient(ellipse 50% 60% at 85% 70%, rgba(124,58,237,.14) 0%, transparent 55%),
    radial-gradient(ellipse 40% 40% at 60% 10%, rgba(6,182,212,.10) 0%, transparent 55%);
  pointer-events:none;
  animation:mesh-shift 20s ease-in-out infinite;
}
@keyframes mesh-shift{
  0%,100%{opacity:1;}
  50%{opacity:.7;transform:scale(1.04) translate(10px,8px);}
}
/* Dot grid */
.auth-left-grid{
  position:absolute;inset:0;
  background-image:radial-gradient(circle,rgba(255,255,255,.04) 1px,transparent 0);
  background-size:36px 36px;
  mask-image:radial-gradient(ellipse 80% 80% at 50% 50%,black 20%,transparent 80%);
  pointer-events:none;
}
/* Floating orbs */
.orb{position:absolute;border-radius:50%;filter:blur(40px);pointer-events:none;}
.orb-1{width:280px;height:280px;background:rgba(0,113,227,.18);top:-60px;left:-80px;animation:orb-float 16s ease-in-out infinite;}
.orb-2{width:200px;height:200px;background:rgba(139,92,246,.12);bottom:-40px;right:20px;animation:orb-float 22s ease-in-out infinite reverse;}
@keyframes orb-float{0%,100%{transform:translate(0,0);}50%{transform:translate(30px,40px);}}

.left-content{position:relative;z-index:2;width:100%;}
.left-logo{display:inline-flex;align-items:center;gap:11px;margin-bottom:52px;text-decoration:none;}
.left-logo-mark{
  width:40px;height:40px;
  background:linear-gradient(135deg,#0071e3,#2b6aff);
  border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-h);font-size:19px;font-weight:800;color:#fff;letter-spacing:-.5px;
  box-shadow:0 4px 16px rgba(0,113,227,.5);
}
.left-logo-text{font-family:var(--font-h);font-size:20px;font-weight:800;color:#fff;letter-spacing:-.03em;}
.left-logo-text span{color:#60a5fa;}

.left-headline{
  font-family:var(--font-h);
  font-size:clamp(26px,3vw,40px);font-weight:800;
  color:#fff;letter-spacing:-.03em;line-height:1.1;margin-bottom:16px;
}
.left-headline em{
  font-style:normal;
  background:linear-gradient(135deg,#60a5fa 0%,#a78bfa 50%,#38bdf8 100%);
  background-size:200% auto;
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  animation:gflow 6s linear infinite;
}
@keyframes gflow{to{background-position:200% center}}

.left-sub{font-size:14.5px;color:rgba(255,255,255,.44);line-height:1.7;margin-bottom:44px;max-width:340px;}

.left-features{display:flex;flex-direction:column;gap:12px;margin-bottom:44px;}
.left-feature{
  display:flex;align-items:center;gap:12px;
  color:rgba(255,255,255,.72);font-size:13.5px;font-weight:500;
  padding:10px 14px;border-radius:14px;
  background:rgba(255,255,255,.04);
  border:.5px solid rgba(255,255,255,.06);
  transition:background .2s;
}
.left-feature:hover{background:rgba(255,255,255,.07);}
.left-feature-icon{
  width:32px;height:32px;border-radius:9px;
  background:rgba(255,255,255,.06);border:.5px solid rgba(255,255,255,.1);
  display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0;
}

.left-stats{
  display:flex;gap:0;
  border:.5px solid rgba(255,255,255,.09);
  border-radius:18px;overflow:hidden;
  background:rgba(255,255,255,.03);
  backdrop-filter:blur(12px);
}
.left-stat{flex:1;padding:14px 20px;text-align:center;}
.left-stat+.left-stat{border-left:.5px solid rgba(255,255,255,.07);}
.left-stat-n{font-family:var(--font-h);font-size:21px;font-weight:800;color:#fff;letter-spacing:-.03em;line-height:1;margin-bottom:4px;}
.left-stat-l{font-size:9px;color:rgba(255,255,255,.32);letter-spacing:.08em;text-transform:uppercase;font-weight:600;}

/* ── Right panel ─────────────────────────────────────────────── */
.auth-right{
  display:flex;flex-direction:column;
  justify-content:center;align-items:center;
  padding:48px 32px;background:var(--bg);overflow-y:auto;
}
.auth-card{
  width:100%;max-width:448px;
  background:var(--surface);
  border-radius:var(--r32);
  padding:36px 36px 30px;
  box-shadow:var(--shadow-md);
  border:.5px solid var(--line);
  animation:card-up .45s cubic-bezier(0,.8,.2,1) both;
}
@keyframes card-up{from{opacity:0;transform:translateY(22px);}to{opacity:1;transform:translateY(0);}}

/* ── Auth tabs ──────────────────────────────────────────────── */
.auth-tabs{
  display:flex;gap:2px;
  background:#f2f2f7;
  border-radius:100px;
  padding:4px;
  margin-bottom:28px;
}
.auth-tab{
  flex:1;padding:9px 16px;
  font-family:var(--font-b);font-size:13.5px;font-weight:600;
  color:var(--ink-3);background:transparent;
  border:none;border-radius:100px;cursor:pointer;
  transition:all .2s var(--ease);
  letter-spacing:-.01em;
}
.auth-tab:hover{color:var(--ink-2);}
.auth-tab.active{
  background:#fff;color:var(--blue);
  box-shadow:0 2px 8px rgba(0,0,0,.08),0 0 0 .5px rgba(0,0,0,.04);
}

.tab-pane{display:none;}
.tab-pane.active{display:block;animation:pane-in .25s var(--ease) both;}
@keyframes pane-in{from{opacity:0;transform:translateY(5px);}to{opacity:1;transform:translateY(0);}}

/* ── Alert ──────────────────────────────────────────────────── */
.auth-alert{
  display:flex;align-items:flex-start;gap:10px;
  padding:12px 14px;border-radius:var(--r12);
  font-size:12.5px;line-height:1.55;
  margin-bottom:20px;
}
.auth-alert i{font-size:13px;flex-shrink:0;margin-top:1px;}
.auth-alert-error  {background:#fef2f2;color:#b91c1c;border:.5px solid rgba(239,68,68,.2);}
.auth-alert-success{background:#f0fdf4;color:#15803d;border:.5px solid rgba(34,197,94,.2);}

/* ── Google button ──────────────────────────────────────────── */
.btn-google{
  display:flex;align-items:center;justify-content:center;gap:10px;
  width:100%;padding:12px 20px;
  background:#fff;color:var(--ink);
  border:1.5px solid var(--line);
  border-radius:var(--r16);
  font-family:var(--font-b);font-size:13.5px;font-weight:600;
  cursor:pointer;text-decoration:none;
  transition:all .2s var(--ease);
  box-shadow:var(--shadow-xs);
  letter-spacing:-.01em;
}
.btn-google:hover{border-color:rgba(0,0,0,.14);box-shadow:0 4px 16px rgba(0,0,0,.09);transform:translateY(-1px);}
.btn-google svg{width:18px;height:18px;flex-shrink:0;}

.auth-divider{
  display:flex;align-items:center;gap:12px;
  margin:18px 0;font-size:11.5px;color:var(--ink-4);font-weight:500;
}
.auth-divider::before,.auth-divider::after{content:'';flex:1;height:.5px;background:var(--line);}

/* ── Form fields ────────────────────────────────────────────── */
.form-group{margin-bottom:16px;position:relative;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.field-label{
  display:block;font-size:10.5px;font-weight:700;
  color:var(--ink-3);text-transform:uppercase;letter-spacing:.06em;
  margin-bottom:6px;
}
.field-wrap{position:relative;}
.field-icon-l{
  position:absolute;left:13px;top:50%;transform:translateY(-50%);
  font-size:13.5px;color:var(--ink-4);pointer-events:none;
  transition:color .18s;z-index:1;
}
.field-icon-r{
  position:absolute;right:12px;top:50%;transform:translateY(-50%);
  font-size:13px;cursor:pointer;color:var(--ink-4);
  background:none;border:none;padding:3px 5px;transition:color .18s;z-index:1;
}
.field-icon-r:hover{color:var(--ink-2);}
.form-control{
  width:100%;
  padding:11px 14px 11px 40px;
  border:1.5px solid rgba(0,0,0,.08);
  border-radius:var(--r16);
  font-family:var(--font-b);font-size:13.5px;
  color:var(--ink);background:#fff;
  outline:none;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background .15s;
  -webkit-appearance:none;
}
.form-control:hover:not(:disabled){border-color:rgba(0,0,0,.13);}
.form-control:focus{
  border-color:var(--blue);
  box-shadow:0 0 0 3.5px rgba(0,113,227,.11);
  background:#fafcff;
}
.form-control:focus+.field-icon-l,.field-wrap:focus-within .field-icon-l{color:var(--blue);}
.form-control.is-valid {border-color:#22c55e;}
.form-control.is-valid:focus{box-shadow:0 0 0 3.5px rgba(34,197,94,.11);}
.form-control.is-error {border-color:#ef4444;background:#fff8f8;}
.form-control.is-error:focus{box-shadow:0 0 0 3.5px rgba(239,68,68,.11);}
.form-control.no-icon{padding-left:14px;}
.form-control:disabled{opacity:.5;cursor:not-allowed;background:var(--surface-2);}

/* Floating label placeholder effect */
.form-control::placeholder{color:var(--ink-5);transition:opacity .15s;}
.form-control:focus::placeholder{opacity:.5;}

.field-feedback{
  font-size:11px;margin-top:5px;min-height:14px;
  display:flex;align-items:center;gap:4px;
  transition:all .18s var(--ease);
}
.field-feedback.ok {color:#16a34a;}
.field-feedback.err{color:#dc2626;}
.field-feedback.hint{color:var(--ink-4);}
.field-feedback i{font-size:10.5px;}

/* Password strength */
.strength-bar{height:3px;background:rgba(0,0,0,.06);border-radius:100px;margin:8px 0 4px;overflow:hidden;}
.strength-fill{height:100%;width:0%;border-radius:100px;transition:width .3s var(--ease),background .3s;}
.strength-label{font-size:10.5px;color:var(--ink-4);font-weight:500;}

/* Checkbox row */
.check-row{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:20px;font-size:12.5px;
}
.check-label{
  display:flex;align-items:center;gap:8px;
  cursor:pointer;color:var(--ink-3);user-select:none;
}
.check-label input[type=checkbox]{
  width:15px;height:15px;
  accent-color:var(--blue);cursor:pointer;flex-shrink:0;
}
.check-label a{color:var(--blue);text-decoration:none;font-weight:600;}
.check-label a:hover{text-decoration:underline;}
.forgot-btn{
  background:none;border:none;font-size:12.5px;color:var(--blue);
  font-weight:600;cursor:pointer;font-family:var(--font-b);
  padding:2px 0;transition:opacity .15s;
}
.forgot-btn:hover{opacity:.7;}

/* ── Primary button ─────────────────────────────────────────── */
.btn-primary{
  display:flex;align-items:center;justify-content:center;gap:8px;
  width:100%;padding:13px 20px;
  background:linear-gradient(135deg,#0071e3,#2563eb);
  color:#fff;border:none;border-radius:var(--r16);
  font-family:var(--font-b);font-size:14px;font-weight:700;
  cursor:pointer;text-decoration:none;
  transition:all .22s var(--spring);
  box-shadow:0 4px 16px rgba(0,113,227,.38);
  position:relative;overflow:hidden;letter-spacing:-.01em;
}
.btn-primary::before{
  content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.12),transparent);
  transition:left .5s;
}
.btn-primary:hover::before{left:100%;}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,113,227,.48);}
.btn-primary:active{transform:scale(.98);}
.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none;}
.btn-primary .spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;display:none;flex-shrink:0;}
.btn-primary.loading .btn-text{display:none;}
.btn-primary.loading .spinner{display:block;}
@keyframes spin{to{transform:rotate(360deg);}}

.btn-secondary{
  background:#fff;border:1.5px solid var(--line);color:var(--blue);
  padding:11px 22px;border-radius:40px;font-weight:600;cursor:pointer;
  transition:all .2s;font-family:var(--font-b);font-size:13px;
  display:inline-flex;align-items:center;gap:6px;
}
.btn-secondary:hover{border-color:var(--blue);box-shadow:0 2px 10px rgba(0,113,227,.15);}

/* ── Footer link ─────────────────────────────────────────────── */
.auth-footer{margin-top:22px;text-align:center;font-size:12.5px;color:var(--ink-4);}
.auth-footer a{color:var(--blue);text-decoration:none;font-weight:500;}
.auth-footer a:hover{text-decoration:underline;}

/* ── Verification card ──────────────────────────────────────── */
.verification-card{
  border:1.5px solid rgba(0,113,227,.12);border-radius:var(--r24);
  padding:20px;margin-bottom:22px;
  background:linear-gradient(180deg,#f7faff 0%,#eef3ff 100%);
  box-shadow:0 4px 16px rgba(0,113,227,.06);
}
.verification-head{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:16px;}
.verification-avatar{
  width:50px;height:50px;border-radius:16px;overflow:hidden;
  background:linear-gradient(135deg,#dde8ff,#c7d9ff);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;color:var(--blue);font-size:20px;flex-shrink:0;
}
.verification-info{flex:1;min-width:180px;}
.verification-title{font-family:var(--font-h);font-size:15px;font-weight:700;color:var(--ink);}
.verification-sub{font-size:12px;color:var(--ink-3);margin-top:3px;line-height:1.5;}
.verification-actions a{font-size:12px;font-weight:600;color:var(--ink-4);text-decoration:none;display:flex;align-items:center;gap:4px;}
.verification-actions a:hover{color:var(--red);}

.v-summary{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px;margin-bottom:16px;}
.v-summary-item{background:#fff;border-radius:12px;padding:10px 12px;border:.5px solid rgba(0,0,0,.06);}
.v-summary-label{font-size:9.5px;text-transform:uppercase;letter-spacing:.07em;color:var(--ink-4);margin-bottom:3px;font-weight:600;}
.v-summary-value{font-size:13px;font-weight:600;color:var(--ink);}

.v-msg-success{
  display:flex;align-items:center;gap:8px;padding:10px 14px;border-radius:12px;
  background:#f0fdf4;color:#15803d;border:.5px solid rgba(34,197,94,.2);
  font-size:12.5px;font-weight:500;margin-bottom:14px;
}
.v-msg-error{
  display:flex;align-items:center;gap:8px;padding:10px 14px;border-radius:12px;
  background:#fef2f2;color:#b91c1c;border:.5px solid rgba(239,68,68,.2);
  font-size:12.5px;font-weight:500;margin-bottom:10px;
}

/* OTP input */
.otp-input{
  font-size:20px;font-weight:700;letter-spacing:.25em;
  text-align:center;color:var(--ink);
  padding:13px 14px;border-radius:var(--r16);
}

/* Mobile required block */
.mobile-required-block{
  margin:4px 0 16px;padding:16px;
  border:1.5px solid rgba(0,113,227,.14);border-radius:var(--r20);
  background:linear-gradient(180deg,#ffffff,#f7fbff);
}
.mobile-required-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:12px;}
.mobile-required-title{font-family:var(--font-h);font-size:13.5px;font-weight:700;color:var(--ink);}
.mobile-required-copy{font-size:12px;color:var(--ink-3);line-height:1.55;margin-top:3px;}
.mobile-required-badge{
  display:inline-flex;align-items:center;gap:5px;
  padding:5px 10px;border-radius:40px;
  background:rgba(0,113,227,.1);color:var(--blue);
  font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap;flex-shrink:0;
}

.v-buttons{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:14px;}
.v-resend{background:none;border:none;color:var(--blue);font-weight:600;cursor:pointer;font-size:13px;font-family:var(--font-b);padding:0;transition:opacity .15s;}
.v-resend:hover{opacity:.7;}

/* Google pending summary */
.google-summary{
  border:1.5px solid rgba(0,113,227,.14);border-radius:var(--r24);
  padding:18px;margin-bottom:20px;
  background:linear-gradient(135deg,#f8faff,#f0f6ff);
}
.google-summary-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.google-summary-av{
  width:44px;height:44px;border-radius:50%;overflow:hidden;flex-shrink:0;
  border:2px solid rgba(0,113,227,.2);box-shadow:0 3px 10px rgba(0,0,0,.1);
}
.google-summary-av img{width:100%;height:100%;object-fit:cover;}
.google-summary-av-ph{
  width:44px;height:44px;border-radius:50%;
  background:linear-gradient(135deg,var(--blue),#5856D6);
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px;
}
.google-summary-name{font-weight:700;color:var(--ink);font-size:14px;}
.google-summary-sub{font-size:12px;color:var(--ink-3);margin-top:2px;}
.google-summary-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px;}
.google-summary-item{background:#fff;border-radius:12px;padding:10px 12px;border:.5px solid var(--line);}
.google-summary-item .label{font-size:9.5px;text-transform:uppercase;letter-spacing:.07em;color:var(--ink-4);margin-bottom:3px;font-weight:600;}
.google-summary-item .value{font-size:12.5px;font-weight:600;color:var(--ink);}

/* ── Forgot Password Modal ───────────────────────────────────── */
.modal-overlay{
  position:fixed;inset:0;z-index:9000;
  background:rgba(0,0,0,0);
  backdrop-filter:blur(0px);-webkit-backdrop-filter:blur(0px);
  display:flex;align-items:center;justify-content:center;padding:20px;
  opacity:0;pointer-events:none;
  transition:all .28s var(--ease);
}
.modal-overlay.open{opacity:1;pointer-events:all;background:rgba(0,0,0,.4);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);}
.modal-card{
  background:#fff;border-radius:var(--r32);padding:32px 32px 28px;
  max-width:400px;width:100%;
  box-shadow:var(--shadow-lg);border:.5px solid var(--line);
  transform:translateY(18px) scale(.96);
  transition:transform .32s var(--spring),opacity .28s var(--ease);opacity:0;
  position:relative;
}
.modal-overlay.open .modal-card{transform:translateY(0) scale(1);opacity:1;}
.modal-close{
  position:absolute;top:14px;right:14px;
  width:28px;height:28px;border-radius:50%;
  background:rgba(0,0,0,.05);border:none;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  font-size:12px;color:var(--ink-3);transition:all .15s;
}
.modal-close:hover{background:rgba(0,0,0,.1);color:var(--ink);}
.modal-icon{
  width:52px;height:52px;border-radius:16px;margin:0 auto 18px;
  background:linear-gradient(135deg,#dbeafe,#bfdbfe);
  display:flex;align-items:center;justify-content:center;font-size:22px;
  border:.5px solid rgba(0,113,227,.15);
}
.modal-title{font-family:var(--font-h);font-size:17px;font-weight:700;color:var(--ink);letter-spacing:-.02em;margin-bottom:6px;text-align:center;}
.modal-sub{font-size:12.5px;color:var(--ink-3);text-align:center;line-height:1.65;margin-bottom:22px;}
.modal-success-state{text-align:center;padding:8px 0;}
.modal-success-icon{font-size:42px;margin-bottom:14px;}
.modal-success-state p{font-size:13px;color:var(--ink-3);line-height:1.65;}

/* ── Mobile ─────────────────────────────────────────────────── */
@media(max-width:900px){
  .auth-page{grid-template-columns:1fr;}
  .auth-left{display:none;}
  .auth-right{
    padding:32px 16px;
    background:linear-gradient(180deg,#f5f5f7 0%,#eeeef2 100%);
    min-height:100vh;
    /* Safe area for notched phones */
    padding-top:max(32px,env(safe-area-inset-top));
    padding-bottom:max(32px,env(safe-area-inset-bottom));
  }
  .auth-card{border-radius:var(--r24);padding:26px 22px 22px;}
}
@media(max-width:480px){
  .auth-right{padding:20px 12px;}
  .auth-card{border-radius:var(--r20);padding:22px 16px 18px;}
  .form-row{grid-template-columns:1fr;gap:0;}
  .check-row{flex-direction:column;align-items:flex-start;gap:10px;}
  .v-summary{grid-template-columns:1fr 1fr;}
  .v-buttons{flex-direction:column;}
  .v-buttons .btn-primary,.v-buttons .btn-secondary{width:100%;justify-content:center;}
  .google-summary-grid{grid-template-columns:1fr 1fr;}
}
@media(max-width:360px){
  .auth-card{padding:18px 14px 16px;border-radius:var(--r16);}
  .auth-tabs .auth-tab{font-size:12.5px;padding:8px 10px;}
}