/* =============================================================
   Forfirm Login — production styles
   ============================================================= */

/* ---------- Root & layout ---------- */
.fflogin {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: var(--fs-16);
  line-height: var(--lh-normal);
}

.fflogin__topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  padding: 0 40px;
  flex-shrink: 0;
}

.fflogin__main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 40px 48px;
}

.fflogin__column {
  width: 100%;
  max-width: 380px;
}

.fflogin__column[data-density="compact"] { max-width: 340px; }
.fflogin__column[data-density="generous"] { max-width: 420px; }

.fflogin__head {
  padding-bottom: 28px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--border-default);
}

.fflogin__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 14px;
}

.fflogin__title {
  margin: 0;
  font-size: 30px;
  font-weight: var(--fw-semibold);
  line-height: var(--lh-snug);
  letter-spacing: -0.015em;
  color: var(--text-primary);
}

.fflogin__footer {
  display: flex;
  align-items: center;
  height: 56px;
  padding: 0 40px;
  border-top: 1px solid var(--border-subtle);
  flex-shrink: 0;
}
.fflogin__footer[data-align="center"] { justify-content: center; }
.fflogin__footer[data-align="split"] { justify-content: space-between; }

.fflogin__footer-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: var(--fs-12);
  color: var(--text-tertiary);
}
.fflogin__footer-meta a {
  color: inherit;
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-out);
}
.fflogin__footer-meta a:hover { color: var(--text-primary); }
.fflogin__footer-meta .dot { opacity: 0.5; }
.fflogin__footer-meta .ver { font-family: var(--font-mono); }

/* ---------- Wordmark (official logo) ---------- */
.ff-wordmark {
  display: inline-flex;
  align-items: center;
  user-select: none;
  line-height: 1;
}
.ff-wordmark__img {
  height: 28px;
  width: auto;
  display: block;
}
/* Logo is white-on-transparent; invert for light theme per DS guidance */
:root:not([data-theme="dark"]) .ff-wordmark__img {
  filter: invert(1) hue-rotate(180deg);
}

/* ---------- Icon button (theme toggle) ---------- */
.ff-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  background: var(--surface-1);
  color: var(--text-secondary);
  cursor: pointer;
  transition:
    background var(--dur-fast) var(--ease-out),
    border-color var(--dur-fast) var(--ease-out),
    color var(--dur-fast) var(--ease-out),
    transform var(--dur-fast) var(--ease-out);
}
.ff-icon-btn:hover {
  background: var(--surface-2);
  border-color: var(--border-strong);
  color: var(--text-primary);
}
.ff-icon-btn:active { transform: scale(0.96); }
.ff-icon-btn:focus-visible { outline: none; box-shadow: var(--focus-ring); }

.ff-icon-btn__icon {
  display: inline-flex;
  transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
}

/* ---------- Form ---------- */
.fflogin__form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.fflogin__field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.fflogin__label-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.fflogin__label {
  font-size: 13px;
  font-weight: var(--fw-medium);
  color: var(--text-secondary);
}

.fflogin__forgot {
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  border-bottom: 1px solid var(--border-default);
  padding-bottom: 1px;
  transition: color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}
.fflogin__forgot:hover {
  color: var(--text-primary);
  border-color: var(--text-tertiary);
}
.fflogin__forgot:focus-visible {
  outline: none;
  border-radius: 2px;
  box-shadow: var(--focus-ring);
}

/* ---------- Inputs ---------- */
.fflogin__input-wrap {
  position: relative;
}

.fflogin__input {
  width: 100%;
  box-sizing: border-box;
  height: 40px;
  padding: 0 12px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--text-primary);
  background: var(--surface-1);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  outline: none;
  transition:
    border-color var(--dur-fast) var(--ease-out),
    box-shadow var(--dur-fast) var(--ease-out),
    background var(--dur-fast) var(--ease-out);
}
.fflogin__input::placeholder { color: var(--text-tertiary); }
.fflogin__input:hover { border-color: var(--border-strong); }
.fflogin__input:focus {
  border-color: var(--brand);
  box-shadow: var(--focus-ring);
}
.fflogin__input[data-has-trail="true"] { padding-right: 40px; }
.fflogin__input[aria-invalid="true"] {
  border-color: var(--error);
}
.fflogin__input[aria-invalid="true"]:focus {
  box-shadow: 0 0 0 3px rgba(220,38,38,0.20);
}
.fflogin__input:disabled {
  background: var(--surface-2);
  color: var(--text-tertiary);
  cursor: not-allowed;
}

.fflogin__input-trail {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-tertiary);
  border-radius: 4px;
  transition: color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.fflogin__input-trail:hover {
  color: var(--text-primary);
  background: var(--surface-2);
}
.fflogin__input-trail:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

/* inline hint below a field */
.fflogin__hint {
  font-size: 12px;
  line-height: 1.45;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  gap: 6px;
  min-height: 0;
}
.fflogin__hint--error { color: var(--error); }
.fflogin__hint--warn  { color: var(--warning); }

/* ---------- Error banner ---------- */
.fflogin__alert {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  background: var(--error-soft);
  border: 1px solid var(--error);
  border-radius: var(--radius-md);
  color: var(--error);
  font-size: 13px;
  line-height: 1.45;
  animation: fflogin-alert-in var(--dur-base) var(--ease-out);
}
.fflogin__alert-icon {
  flex-shrink: 0;
  margin-top: 1px;
  display: inline-flex;
}
@keyframes fflogin-alert-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---------- Remember-me checkbox ---------- */
.fflogin__check {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
  margin-top: 2px;
}
.fflogin__check input {
  width: 16px;
  height: 16px;
  accent-color: var(--brand);
  margin: 0;
  cursor: pointer;
}

/* ---------- Submit button ---------- */
.fflogin__submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  height: 44px;
  padding: 0 20px;
  margin-top: 4px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: var(--fw-medium);
  color: var(--text-on-brand);
  background: var(--brand);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition:
    background var(--dur-fast) var(--ease-out),
    transform 100ms var(--ease-out),
    color var(--dur-fast) var(--ease-out);
}
.fflogin__submit:hover { background: var(--brand-hover); }
.fflogin__submit:active { transform: scale(0.985); }
.fflogin__submit:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}
.fflogin__submit:disabled,
.fflogin__submit[aria-busy="true"] {
  background: var(--surface-2);
  color: var(--text-tertiary);
  cursor: default;
  pointer-events: none;
}

/* ---------- Support note ---------- */
.fflogin__note {
  margin: 0;
  font-size: 12px;
  line-height: 1.55;
  color: var(--text-tertiary);
}

/* ---------- Success overlay ---------- */
.fflogin__success {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--success-soft);
  border: 1px solid var(--success);
  border-radius: var(--radius-md);
  color: var(--success);
  font-size: 13px;
  animation: fflogin-alert-in var(--dur-base) var(--ease-out);
}

/* ---------- Spinner ---------- */
@keyframes fflogin-spin { to { transform: rotate(360deg); } }
.ff-spinner {
  animation: fflogin-spin 0.8s linear infinite;
  transform-origin: 50% 50%;
}