*{box-sizing:border-box;margin:0;padding:0}
:root{
  --green:#0d9488;
  --green-hover:#14b8a6;--green-dim:rgba(13,148,136,0.14);--green-border:rgba(13,148,136,0.35);
  --green-text:#14b8a6;--green-accent:#00ff88;
  /* REG-FIX4-001 fix (S-qa-auth-publicsite-2026-05-30 T-fix8-B):
     бренд-синий из brand_palette.md (Закон 15.22 brand-palette-via-vars).
     theme.css не подключён к /auth/, поэтому --blue декларируется локально.
     Значения совпадают с brand_palette.md разделом 1 (dark) и 2 (light). */
  --blue:#0369a1;--blue-hover:#0284c7;--blue-text:#0369a1;
  --bg:#0b0e11;--bg2:#161a1e;--bg3:#1e2329;
  --border:#2a2e39;--text:#d1d4dc;--muted:#848e9c;
  --red:#f6465d;--red-dim:rgba(246,70,93,0.12);
  --strong:#ffffff;--placeholder:#3a4050;
  --shadow:rgba(0,0,0,0.4);
  --yellow:#f7c948;
  --yellow-text: var(--yellow);
}
[data-theme="light"]{
  --green:#0d9488;
  --green-hover:#14b8a6;--green-dim:rgba(13,148,136,0.10);--green-border:rgba(13,148,136,0.35);
  --green-text:#0f766e;--green-accent:#00b86b;
  /* REG-FIX4-001 fix: light-варианты бренд-синего из brand_palette.md §2. */
  --blue:#0369a1;--blue-hover:#075985;--blue-text:#075985;
  --bg:#e8ecf2;--bg2:#f6f8fb;--bg3:#dde2ea;
  --border:#b8c2d0;--text:#0f1117;--muted:#606878;
  --red:#c82b45;--red-dim:rgba(200,43,69,0.10);
  --strong:#000000;--placeholder:#a0a8b8;
  --shadow:rgba(0,0,0,0.15);
  --yellow:#d4a017;
  --yellow-text: #7a5900;
}
body{background:var(--bg);color:var(--text);font-family:'Lato',sans-serif;min-height:100vh}

/* ── Layout ──────────────────────────────────────────── */
.auth-wrap{
  display:flex;align-items:center;justify-content:center;
  min-height:100vh;padding:20px;
}
.auth-box{
  background:var(--bg2);border:1px solid var(--border);border-radius:12px;
  padding:40px;max-width:420px;width:100%;text-align:center;
  position:relative;
}
.auth-box .brand{
  font-family:'Urbanist',sans-serif;font-size:26px;color:var(--strong);
  display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:6px;
  text-decoration:none;transition:color 0.2s;
}
.auth-box .brand:hover{color:var(--green-text)}
.auth-box .brand:focus-visible{outline:2px solid var(--green);outline-offset:4px;border-radius:4px}
.auth-box .brand i{color:var(--green-text)}
.auth-box .brand-sub{font-size:12px;color:var(--muted);margin-bottom:28px}

/* ── Back to landing ─────────────────────────────────── */
.back-to-home-corner{
  position:absolute;top:14px;left:14px;
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  background:none;border:1px solid var(--border);border-radius:6px;
  color:var(--muted);text-decoration:none;padding:5px 12px 5px 10px;font-size:13px;
  transition:color 0.2s,border-color 0.2s;
}
.back-to-home-corner span{font-weight:600}
.back-to-home-corner:hover{color:var(--strong);border-color:var(--text)}
.back-to-home-corner:focus-visible{outline:2px solid var(--green);outline-offset:2px}

/* ── Fix browser autofill (Chrome подсвечивает поля жёлто-белым) ── */
/* Без этого Email/Password после автозаполнения выглядят светлыми
   на тёмной форме. Стандартный webkit-хак. */
.auth-input:-webkit-autofill,
.auth-input:-webkit-autofill:hover,
.auth-input:-webkit-autofill:focus,
.auth-input:-webkit-autofill:active{
  -webkit-box-shadow:0 0 0 1000px var(--bg) inset !important;
  -webkit-text-fill-color:var(--text) !important;
  caret-color:var(--text);
  border:1px solid var(--border) !important;
  transition:background-color 5000s ease-in-out 0s;
}

/* ── Theme toggle ────────────────────────────────────── */
.theme-toggle-corner{
  position:absolute;top:14px;right:14px;
  background:none;border:1px solid var(--border);border-radius:6px;
  color:var(--muted);cursor:pointer;padding:5px 8px;font-size:13px;
  transition:color 0.2s,border-color 0.2s;
}
.theme-toggle-corner:hover{color:var(--strong);border-color:var(--text)}

/* ── Tabs ────────────────────────────────────────────── */
.auth-tabs{
  display:flex;gap:0;margin-bottom:24px;
  border:1px solid var(--border);border-radius:8px;overflow:hidden;
}
.auth-tab{
  flex:1;padding:10px;background:transparent;border:none;
  color:var(--muted);font-family:'Lato',sans-serif;font-size:13px;font-weight:700;
  cursor:pointer;transition:all 0.2s;
}
.auth-tab:hover{color:var(--text);background:var(--bg3)}
.auth-tab.active{color:var(--green-text);background:var(--green-dim)}

/* ── Form ────────────────────────────────────────────── */
.auth-form{display:none}
.auth-form.active{display:block}

.field{margin-bottom:14px;text-align:left}
.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:5px;font-weight:700}
.auth-input{
  width:100%;padding:12px 16px;background:var(--bg);border:1px solid var(--border);
  border-radius:8px;color:var(--text);font-family:'Lato',sans-serif;font-size:14px;
  outline:none;transition:border 0.2s;
}
.auth-input:focus{border-color:var(--green-text)}
.auth-input::placeholder{color:var(--placeholder)}

.auth-btn{
  width:100%;padding:12px;margin-top:6px;border:none;border-radius:8px;
  font-family:'Lato',sans-serif;font-size:14px;font-weight:700;cursor:pointer;
  transition:background 0.2s,opacity 0.2s;
}
.auth-btn.primary{background:var(--green);color:#fff}
.auth-btn.primary:hover{opacity:0.85}
.auth-btn:disabled{opacity:0.4;cursor:not-allowed}

/* ── Remember me ─────────────────────────────────────── */
.remember-row{
  display:flex;align-items:center;gap:8px;margin:12px 0 4px;
  cursor:pointer;user-select:none;
}
.remember-row input[type="checkbox"]{
  width:16px;height:16px;accent-color:var(--green-text);cursor:pointer;
}
.remember-row label{font-size:12px;color:var(--muted);cursor:pointer;font-weight:600}

/* ── GDPR consent checkbox (Subtask D, Закон 19) ─────── */
.checkbox-row{
  display:flex;align-items:flex-start;gap:10px;cursor:pointer;
  font-size:12px;color:var(--muted);line-height:1.5;
}
.checkbox-row input[type="checkbox"]{
  flex-shrink:0;margin-top:2px;width:16px;height:16px;
  accent-color:var(--green-text);cursor:pointer;
}
.checkbox-row a{color:var(--green-text);text-decoration:underline}
.checkbox-row a:hover{opacity:0.8}

.auth-error{
  color:var(--red);font-size:12px;margin-top:10px;min-height:18px;text-align:center;
}
.auth-success{
  color:var(--green-text);font-size:12px;margin-top:10px;min-height:18px;text-align:center;
}

/* ── Брутфорс: счётчик попыток и таймер ─────────────── */
.auth-attempts{
  font-size:11px;color:var(--muted);text-align:center;margin-top:6px;
  min-height:16px;transition:color 0.2s;
}
.auth-attempts.warning{color:var(--yellow-text)}
.auth-attempts.danger{color:var(--red)}
.auth-lock-timer{
  text-align:center;padding:16px;margin-top:10px;
  background:var(--red-dim);border:1px solid rgba(246,70,93,0.3);
  border-radius:8px;display:none;
}
.auth-lock-timer .lock-icon{font-size:28px;color:var(--red);margin-bottom:8px}
.auth-lock-timer .lock-msg{font-size:13px;color:var(--text);margin-bottom:6px}
.auth-lock-timer .lock-countdown{
  font-size:24px;font-weight:900;color:var(--red);
  font-family:'Urbanist',sans-serif;
}
.auth-lock-permanent{
  text-align:center;padding:20px;margin-top:10px;
  background:var(--red-dim);border:1px solid rgba(246,70,93,0.3);
  border-radius:8px;display:none;
}
.auth-lock-permanent .lock-icon{font-size:36px;color:var(--red);margin-bottom:10px}
.auth-lock-permanent .lock-msg{font-size:13px;color:var(--text);line-height:1.6}

/* ── Pending screen ──────────────────────────────────── */
.pending-screen{display:none;text-align:center;padding:20px 0}
.pending-screen i{font-size:48px;color:var(--yellow-text);margin-bottom:16px}
.pending-screen h2{font-family:'Urbanist',sans-serif;font-size:18px;color:var(--strong);margin-bottom:12px}
.pending-screen p{font-size:13px;color:var(--muted);line-height:1.6;margin-bottom:20px}
.pending-screen .auth-btn{margin-top:0}

/* ── Password visibility toggle ──────────────────────── */
.password-wrap{position:relative}
.password-wrap .auth-input{padding-right:42px}
.pw-toggle{
  position:absolute;right:12px;top:50%;transform:translateY(-50%);
  background:none;border:none;color:var(--muted);cursor:pointer;font-size:14px;
  padding:4px;transition:color 0.2s;
}
.pw-toggle:hover{color:var(--text)}

/* ── Extra fields toggle ─────────────────────────────── */
.extra-toggle{
  font-size:12px;color:var(--muted);cursor:pointer;
  padding:6px 0;margin:2px 0 10px;text-align:left;
  display:flex;align-items:center;gap:6px;
  transition:color 0.2s;user-select:none;
  background:none;border:none;font-family:inherit;width:100%;
}
.extra-toggle:hover{color:var(--text)}
.extra-toggle i{font-size:10px;transition:transform 0.25s}
.extra-toggle i.open{transform:rotate(180deg)}
.extra-fields{padding-top:2px}

/* ── Kill-switch UI ─────────────────────────────────── */
.auth-blocked-message{
  text-align:center;padding:32px 16px;color:var(--muted);
}
.auth-warn-banner{
  padding:12px 14px;margin-bottom:16px;
  background:var(--bg2);border:1px solid var(--yellow);
  border-radius:8px;font-size:13px;color:var(--text);line-height:1.5;
}

/* ── Loading spinner ─────────────────────────────────── */
.spinner{display:inline-block;width:16px;height:16px;border:2px solid var(--bg);border-top-color:transparent;border-radius:50%;animation:spin 0.6s linear infinite;vertical-align:middle;margin-right:6px}
@keyframes spin{to{transform:rotate(360deg)}}


/* Screen-reader only — WCAG 2.1 AA (1.3.1) */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* REAUDIT-FE-005: skip-link доступен при фокусе (клавиатурная навигация) */
/* STYLE-P1-002 fix (S-qa-auth-publicsite-2026-05-30): --accent не объявлена, hardcoded HEX #4f7fff срабатывал. Заменено на бренд-палитру --blue (Закон 15.22). */
.skip-link:focus{position:static;width:auto;height:auto;padding:8px 12px;margin:0;overflow:visible;clip:auto;white-space:normal;background:var(--blue);color:#fff;border-radius:4px;display:inline-block;z-index:10000}

/* ── Ссылка-кнопка (Забыли пароль?, Назад к входу и др.) ── */
.auth-link-btn{
  background:transparent;border:none;
  color:var(--green-text);
  font-family:'Lato',sans-serif;font-size:14px;
  padding:6px 12px;cursor:pointer;
  text-decoration:none;transition:opacity 0.2s;
  display:block;margin:8px auto 0;
}
.auth-link-btn:hover{opacity:0.8;text-decoration:underline}
.auth-link-btn:focus-visible{outline:2px solid var(--green-text);outline-offset:2px;border-radius:4px}

/* ── CAPTCHA fallback (сбой загрузки или сетевая ошибка) ── */
.captcha-error{
  background:rgba(255,165,0,0.1);
  border:1px solid rgba(255,165,0,0.3);
  border-radius:6px;padding:12px;margin:12px 0;
  display:flex;flex-direction:column;gap:8px;
  font-size:13px;color:var(--text);
}
.captcha-error-icon{font-size:18px}
/* STYLE-P1-002 fix (S-qa-auth-publicsite-2026-05-30): --accent-warn не объявлена, hardcoded HEX #ffa500 срабатывал. Заменено на бренд-палитру --yellow-text (Закон 15.22). */
.captcha-error-text strong{color:var(--yellow-text)}
.captcha-retry-btn{
  background:var(--green);color:#fff;border:none;
  padding:6px 14px;border-radius:4px;cursor:pointer;
  font-size:12px;font-weight:700;align-self:flex-start;margin-top:4px;
}
.captcha-retry-btn:hover{opacity:0.9}

/* R3-P1-3 fix (S-qa-auth-publicsite-2026-05-30): GDPR Art. 13(2)(b) — раскрывающийся блок прав юзера под consent */
.gdpr-rights{margin-top:8px}
.gdpr-rights summary{
  cursor:pointer;font-size:12px;color:var(--green-text, #0d9488);
  user-select:none;padding:4px 0;
  list-style:disclosure-closed;
}
.gdpr-rights[open] summary{list-style:disclosure-open}
.gdpr-rights summary:hover{text-decoration:underline}
.gdpr-rights summary:focus-visible{outline:2px solid var(--green, #0d9488);outline-offset:2px;border-radius:3px}
.gdpr-rights-text{
  font-size:12px;color:var(--muted, #666);line-height:1.5;
  margin:8px 0 6px;
}
.gdpr-rights-list{
  font-size:12px;color:var(--muted, #666);line-height:1.6;
  padding-left:20px;margin:6px 0;
}
.gdpr-rights-list li{margin-bottom:3px}

/* S-auth-captcha-reset-v2 (2026-06-02): manual refresh button — visible fallback if auto-reset didn't work */
.captcha-refresh-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  padding: 6px 12px;
  background: transparent;
  border: 1px solid var(--border, #1f2937);
  color: var(--green);
  font-size: 12.5px;
  border-radius: 6px;
  cursor: pointer;
  transition: background .2s, border-color .2s;
}
.captcha-refresh-btn:hover {
  background: rgba(13, 148, 136, 0.12);
  border-color: var(--green);
}
.captcha-refresh-btn:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}
.captcha-refresh-btn i { font-size: 11px; }

/* ─── LFND-AUTH-MOBILE (S-mobile-wave4 2026-06-02) ─── */
/* Mobile responsive: ≤768px (Founder approve LFND-FINDINGS_MOBILE_ROUND3.md).
   Цель: критический путь /auth/?mode=register на 375px viewport.
   Touch targets ≥44px (WCAG 2.5.5), captcha widget не вылазит. */
@media (max-width: 768px) {
  /* Wrap — убрать большой padding, дать boxу дышать */
  .auth-wrap {
    padding: 12px;
    align-items: flex-start;
    padding-top: 16px;
  }

  /* Box — full-width minus padding, уменьшенный внутренний padding */
  .auth-box {
    padding: 24px 18px 22px;
    border-radius: 10px;
    max-width: 100%;
  }

  /* Угловые кнопки — компактнее, не давят на контент */
  .back-to-home-corner,
  .theme-toggle-corner {
    top: 10px;
    padding: 6px 10px;
    font-size: 12px;
    min-height: 32px;
  }
  .back-to-home-corner { left: 10px; }
  .theme-toggle-corner { right: 10px; }

  /* Брендинг — оставить место для угловых кнопок */
  .auth-box .brand {
    font-size: 22px;
    margin-top: 24px;
    margin-bottom: 4px;
  }
  .auth-box .brand-sub {
    font-size: 11px;
    margin-bottom: 20px;
  }

  /* Tabs — touch-friendly высота */
  .auth-tab {
    padding: 12px 8px;
    min-height: 44px;
    font-size: 13px;
  }

  /* Поля формы — touch target 44px, spacing 14px */
  .field {
    margin-bottom: 14px;
  }
  .field label {
    font-size: 12px;
    margin-bottom: 6px;
  }
  .auth-input {
    padding: 12px 14px;
    min-height: 44px;
    font-size: 16px; /* >=16px чтобы iOS Safari не зумил при focus */
    border-radius: 8px;
  }
  /* Кнопка показа пароля — touch target */
  .pw-toggle {
    min-width: 44px;
    min-height: 44px;
    right: 4px;
    font-size: 16px;
  }
  .password-wrap .auth-input {
    padding-right: 48px;
  }

  /* Submit кнопки — full width, touch target, читаемый шрифт */
  .auth-btn {
    width: 100%;
    padding: 14px;
    min-height: 48px;
    font-size: 15px;
    border-radius: 8px;
  }

  /* Remember / GDPR checkbox rows — touch target на checkbox + достаточный tap-area на label */
  .remember-row,
  .checkbox-row {
    margin: 14px 0 8px;
    gap: 10px;
    min-height: 32px;
  }
  .remember-row input[type="checkbox"],
  .checkbox-row input[type="checkbox"] {
    width: 20px;
    height: 20px;
  }
  .remember-row label,
  .checkbox-row {
    font-size: 13px;
    line-height: 1.5;
  }

  /* Extra-toggle — touch */
  .extra-toggle {
    padding: 10px 0;
    min-height: 44px;
    font-size: 13px;
  }

  /* Auth link button (Забыли пароль?, Назад к входу) — touch target */
  .auth-link-btn {
    padding: 12px 16px;
    min-height: 44px;
    font-size: 14px;
    margin-top: 10px;
  }

  /* Error/Success/Attempts — комфортная читаемость */
  .auth-error,
  .auth-success {
    font-size: 13px;
    line-height: 1.5;
    margin-top: 12px;
  }
  .auth-attempts {
    font-size: 12px;
    margin-top: 8px;
  }

  /* Lock screens — компактные на mobile */
  .auth-lock-timer,
  .auth-lock-permanent {
    padding: 14px 12px;
  }
  .auth-lock-timer .lock-icon { font-size: 24px; }
  .auth-lock-permanent .lock-icon { font-size: 32px; }
  .auth-lock-timer .lock-countdown { font-size: 22px; }

  /* Pending screen */
  .pending-screen { padding: 16px 0; }
  .pending-screen i { font-size: 40px; margin-bottom: 12px; }
  .pending-screen h2 { font-size: 17px; }
  .pending-screen p { font-size: 13px; }

  /* CAPTCHA widget container — не вылазит за viewport (Cloudflare Turnstile ≈300px) */
  [id^="captcha-container-"] {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-left: -8px;
    margin-right: -8px;
    padding-left: 8px;
    padding-right: 8px;
  }
  /* CAPTCHA error fallback — компактнее */
  .captcha-error {
    padding: 10px;
    font-size: 12px;
  }
  .captcha-refresh-btn {
    min-height: 36px;
    padding: 8px 12px;
  }

  /* GDPR rights раскрывашка — touch summary */
  .gdpr-rights summary {
    padding: 8px 0;
    min-height: 32px;
    font-size: 13px;
  }
}

/* Очень узкие экраны (iPhone SE ≈320px) — дополнительный squeeze */
@media (max-width: 360px) {
  .auth-wrap { padding: 8px; padding-top: 12px; }
  .auth-box { padding: 20px 14px 18px; }
  .auth-box .brand { font-size: 20px; }
  .auth-tab { font-size: 12px; padding: 11px 6px; }
}

/* ── UX-pack 2026-06-05: подсказки/ошибки полей + disabled-кнопка ─────── */
.field-hint{font-size:12px;color:var(--muted);margin:4px 0 0;line-height:1.35}
.field-error{font-size:12px;color:var(--danger,#e5484d);margin:4px 0 0;line-height:1.35;min-height:0}
.field-error:empty{display:none}
.field-error:not(:empty){display:block;margin-top:5px}
.auth-btn.primary[disabled],.auth-btn.primary:disabled{opacity:.55;cursor:not-allowed;filter:saturate(.65);box-shadow:none}
.auth-btn.primary[disabled]:hover,.auth-btn.primary:disabled:hover{transform:none}

/* ── UX-pack 2026-06-05 (live-valid): индикатор силы пароля и live-валидация полей ─── */
.pw-strength{margin-top:6px;font-size:12px}
.pw-strength-bar{display:flex;gap:3px;margin-bottom:4px}
.pw-strength-seg{flex:1;height:4px;background:var(--border);border-radius:2px;transition:background .2s}
.pw-strength-seg.filled{background:var(--pw-color,var(--green))}
.pw-strength-label{font-weight:600;color:var(--pw-color,var(--green))}
.pw-checks{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px;font-size:11px;color:var(--muted)}
.pw-checks .check{display:inline-flex;align-items:center;gap:3px}
.pw-checks .check.ok{color:var(--green-text)}
.pw-checks .check.ok::before{content:"\2713";font-weight:700}
.pw-checks .check:not(.ok)::before{content:"\25CB"}
.auth-input.invalid{border-color:var(--danger,#e5484d) !important}
.auth-input.valid{border-color:var(--green-text) !important}
.field-error.success{color:var(--green-text)}

/* UX-pack 2026-06-05-err: status-баннер для системных ошибок регистрации + cooldown-стиль кнопки + блок-помощник про капчу. */
.reg-status-banner { padding: 10px 12px; border-radius: 6px; margin-top: 12px; font-size: 13px; line-height: 1.4; }
.reg-status-banner.error-rate-limit { background: rgba(239, 68, 68, 0.10); border: 1px solid rgba(239, 68, 68, 0.3); color: #f87171; }
.reg-status-banner.error-captcha { background: rgba(245, 158, 11, 0.10); border: 1px solid rgba(245, 158, 11, 0.3); color: #fbbf24; }
.reg-status-banner.error-server { background: rgba(239, 68, 68, 0.10); border: 1px solid rgba(239, 68, 68, 0.3); color: #f87171; }
.auth-btn.primary[data-cooldown="1"] { cursor: wait !important; opacity: 0.6 !important; }
.auth-help-captcha { margin-top: 16px; padding: 10px 12px; background: rgba(255,255,255,0.03); border-radius: 6px; font-size: 12px; }
.auth-help-captcha summary { cursor: pointer; color: var(--green, #0d9488); user-select: none; }
.auth-help-captcha ul { margin: 8px 0 0 18px; padding: 0; color: var(--text-dim, #94a3b8); }
.auth-help-captcha li { margin-bottom: 4px; }