/* ============================================================
   BizStubs Design System — components
   Ported from the ranktorent-family component vocabulary (fn-*),
   renamed bz-*. Requires bz-tokens.css to be loaded first.
   ============================================================ */

html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  color: var(--fg);
  background: var(--paper);
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
*, *::before, *::after { box-sizing: border-box; }

/* ---------- Container ---------- */
.bz-container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }

/* ---------- Buttons ---------- */
.bz-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 44px; padding: 0 18px;
  border-radius: 6px;
  font: 500 14.5px var(--font-sans);
  letter-spacing: -0.005em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background var(--dur) var(--ease-out), color var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
  text-decoration: none;
  white-space: nowrap;
}
.bz-btn--primary { background: var(--accent); color: var(--paper); }
.bz-btn--primary:hover { background: var(--accent-hover); }
.bz-btn--primary:focus-visible { outline: none; box-shadow: var(--ring-focus); }
.bz-btn--primary:disabled { background: var(--ink-200); color: var(--fg-faint); cursor: not-allowed; }
.bz-btn--secondary { background: var(--paper); color: var(--fg); border-color: var(--border); }
.bz-btn--secondary:hover { background: var(--ink-50); border-color: var(--border-strong); }
.bz-btn--ghost { background: transparent; color: var(--fg); }
.bz-btn--ghost:hover { background: var(--ink-100); }
.bz-btn--lg { height: 48px; padding: 0 22px; font-size: 15px; }
.bz-btn--sm { height: 32px; padding: 0 12px; font-size: 13px; }
.bz-btn--block { width: 100%; }

/* ---------- Type ---------- */
.bz-eyebrow {
  font: 500 12px var(--font-sans);
  color: var(--accent-fg);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.bz-h1   { font: 600 36px/1.1 var(--font-sans); letter-spacing: -0.025em; color: var(--fg); margin: 0; }
.bz-h2   { font: 600 24px/1.2 var(--font-sans); letter-spacing: -0.018em; color: var(--fg); margin: 0; }
.bz-h3   { font: 600 18px/1.3 var(--font-sans); letter-spacing: -0.01em; color: var(--fg); margin: 0; }
.bz-lede { font: 400 15px/1.55 var(--font-sans); color: var(--fg-muted); margin: 0; }
.bz-mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; letter-spacing: -0.01em; }

/* ---------- Bits ---------- */
.bz-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: 999px;
  background: var(--honey-50); border: 1px solid var(--honey-200);
  font: 500 12px var(--font-sans); color: var(--honey-800); letter-spacing: 0.02em;
}
.bz-pill__dot { width: 6px; height: 6px; border-radius: 999px; background: var(--accent); }

.bz-wordmark {
  display: inline-flex; align-items: center; gap: 10px;
  font: 600 19px var(--font-sans); letter-spacing: -0.02em; color: var(--fg); text-decoration: none;
}
.bz-wordmark__mark {
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--accent);
  font-size: 22px;
  flex-shrink: 0;
}

.bz-link { color: var(--fg); text-decoration: none; transition: color var(--dur-fast) var(--ease-out); }
.bz-link:hover { color: var(--accent-hover); }
.bz-link--accent { color: var(--accent); font-weight: 500; }
.bz-link--accent:hover { color: var(--accent-hover); }

/* ---------- Background variants ---------- */
.bz-bg-subtle { background: var(--bg-subtle); }
.bz-bg-warm { background: var(--bg-warm); border-block: 1px solid var(--honey-200); }

/* ---------- Card ---------- */
.bz-card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
}

/* ---------- Form inputs ---------- */
.bz-input {
  height: 44px;
  padding: 0 14px;
  font: 400 15px var(--font-sans);
  color: var(--fg);
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 6px;
  outline: none;
  transition: border-color var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
  width: 100%;
}
.bz-input::placeholder { color: var(--fg-faint); }
.bz-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(45,91,184,0.18); }
.bz-input--error { border-color: var(--danger-600); }
.bz-input--error:focus { box-shadow: 0 0 0 3px rgba(220,38,38,0.14); }

.bz-label {
  display: block;
  font: 500 13px var(--font-sans);
  color: var(--fg);
  margin-bottom: 6px;
}

.bz-field { margin-bottom: 18px; }
.bz-field-hint { font: 400 12.5px var(--font-sans); color: var(--fg-subtle); margin-top: 6px; }
.bz-field-error { font: 400 12.5px var(--font-sans); color: var(--danger-600); margin-top: 6px; }

.bz-checkbox-row { display: flex; align-items: flex-start; gap: 10px; }
.bz-checkbox-row input[type="checkbox"] { margin-top: 3px; width: 16px; height: 16px; accent-color: var(--accent); flex-shrink: 0; }
.bz-checkbox-row label { font: 400 13px/1.5 var(--font-sans); color: var(--fg-muted); }

/* ---------- Divider ---------- */
.bz-rule { height: 1px; background: var(--border); border: 0; margin: 0; }
.bz-rule-or {
  display: flex; align-items: center; gap: 12px;
  color: var(--fg-faint); font: 500 12px var(--font-sans); text-transform: uppercase; letter-spacing: 0.06em;
  margin: 22px 0;
}
.bz-rule-or::before, .bz-rule-or::after { content: ""; flex: 1; height: 1px; background: var(--border); }

/* ---------- Misc ---------- */
.bz-tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 8px; border-radius: 4px;
  font: 500 11px var(--font-sans); letter-spacing: 0.04em; text-transform: uppercase;
  background: var(--honey-100); color: var(--honey-800);
}
.bz-tag--success { background: var(--success-100); color: var(--success-700); }
.bz-tag--info    { background: var(--info-100);    color: var(--info-700); }
.bz-tag--danger  { background: var(--danger-100);  color: var(--danger-700); }
.bz-tag--ink     { background: var(--ink-100);     color: var(--fg-muted); }

/* ---------- Alert banner ----------
   Styled against the exact Bootstrap-style classes AlertMessage::get_html()
   emits (alert / alert-success / alert-danger / alert-warning / alert-info /
   alert-dismissible / btn-close), so server-rendered messages look right on
   pages that no longer load Bootstrap's CSS. Used for client-side JS
   messages too, for one consistent look. */
.alert {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 12px 14px; border-radius: 8px;
  font: 400 13.5px/1.5 var(--font-sans);
  margin-bottom: 20px;
  border: 1px solid transparent;
}
.alert i, .alert i.fa, .alert i.fa-solid { margin-top: 1px; }
.alert-danger  { background: var(--danger-50);  color: var(--danger-700);  border-color: var(--danger-100); }
.alert-success { background: var(--success-50); color: var(--success-700); border-color: var(--success-100); }
.alert-warning { background: var(--warning-50); color: var(--warning-700); border-color: var(--warning-100); }
.alert-info    { background: var(--info-50);    color: var(--info-700);    border-color: var(--info-100); }
.alert-dismissible { position: relative; padding-right: 40px; }
.alert .btn-close {
  position: absolute; top: 10px; right: 10px;
  width: 18px; height: 18px; padding: 0;
  border: 0; background: transparent; cursor: pointer;
  opacity: 0.5; font-size: 0;
}
.alert .btn-close::before {
  content: "\00d7"; font-size: 18px; line-height: 18px; color: inherit;
}
.alert .btn-close:hover { opacity: 0.8; }

/* ---------- Animations ---------- */
@keyframes bz-fade-up {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.bz-anim-in { animation: bz-fade-up 480ms var(--ease-out) both; }

@keyframes bz-spin { to { transform: rotate(360deg); } }
.bz-spinner {
  width: 16px; height: 16px; border-radius: 999px;
  border: 2px solid rgba(255,255,255,0.4); border-top-color: #fff;
  animation: bz-spin 700ms linear infinite;
  display: inline-block;
}

/* ============================================================
   Auth page shell — replaces the old split-screen/stock-photo
   auth-left.php layout. Single centered card, minimal chrome.
   ============================================================ */
.bz-auth-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--bg-subtle);
  padding: 40px 20px;
}
.bz-auth-page__brand { margin-bottom: 28px; }
.bz-auth-page__card {
  width: 100%;
  max-width: 420px;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow-2);
  padding: 36px 32px;
}
.bz-auth-page__card--wide { max-width: 460px; }
.bz-auth-page__heading { margin-bottom: 26px; text-align: center; }
.bz-auth-page__heading .bz-h2 { margin-bottom: 6px; }
.bz-auth-page__foot {
  margin-top: 22px;
  text-align: center;
  font: 400 13.5px var(--font-sans);
  color: var(--fg-muted);
}
.bz-auth-page__legal {
  margin-top: 28px;
  max-width: 420px;
  text-align: center;
  font: 400 12px/1.6 var(--font-sans);
  color: var(--fg-faint);
}

/* ---------- Google button ---------- */
.bz-btn-google {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  height: 44px; width: 100%;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--paper);
  font: 500 14.5px var(--font-sans);
  color: var(--fg);
  cursor: pointer;
  transition: background var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out);
}
.bz-btn-google:hover { background: var(--ink-50); border-color: var(--border-strong); }
.bz-btn-google svg { flex-shrink: 0; }

/* ---------- OTP / verification code input ---------- */
.bz-otp-group {
  display: flex; gap: 10px; justify-content: center; margin: 4px 0 4px;
}
.bz-otp-input {
  width: 46px; height: 54px;
  text-align: center;
  font: 600 22px var(--font-mono);
  color: var(--fg);
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 8px;
  outline: none;
  transition: border-color var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}
.bz-otp-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(45,91,184,0.18); }
.bz-otp-input--error { border-color: var(--danger-600); }