/* ─── LOGIN PAGE ─── */
.login-page {
  min-height: 100vh;
  width: 100vw;
  display: flex;
  background: var(--bg-page);
}

/* ── Left: Brand Panel ── */
.login-brand {
  width: 42%;
  min-height: 100vh;
  background: var(--bg-deep);
  border-right: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 52px;
  position: relative;
  overflow: hidden;
}

/* Subtle background glow */
.login-brand::before {
  content: '';
  position: absolute;
  top: -80px;
  left: -80px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(56,200,208,0.07) 0%, transparent 70%);
  pointer-events: none;
}

.login-brand::after {
  content: '';
  position: absolute;
  bottom: -60px;
  right: -60px;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(91,160,232,0.05) 0%, transparent 70%);
  pointer-events: none;
}

.login-brand-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 340px;
}

.login-logo {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-page);
  margin-bottom: 20px;
  box-shadow: 0 4px 16px rgba(56,200,208,0.3);
}

.login-app-name {
  font-family: var(--font-sans);
  font-size: 26px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.login-tagline {
  font-size: var(--fs-md);
  color: var(--text-sec);
  line-height: 1.7;
  margin-bottom: 40px;
}

.login-features {
  display: flex;
  flex-direction: column;
  gap: var(--gap-md);
  margin-bottom: 48px;
}

.login-feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--gap-sm);
  font-size: var(--fs-base);
  color: var(--text-dim);
  line-height: 1.5;
}

.login-feature-item svg {
  flex-shrink: 0;
  color: var(--teal);
  margin-top: 2px;
}

.login-brand-footer {
  display: flex;
  align-items: center;
  gap: var(--gap-xs);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-dim);
}

.login-version {
  background: var(--bg-card2);
  border: 1px solid var(--border-light);
  padding: 1px 6px;
  border-radius: 4px;
}

.login-brand-sep {
  color: var(--border);
}

/* ── Right: Form Panel ── */
.login-form-panel {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 40px;
}

.login-form-wrap {
  width: 100%;
  max-width: 400px;
}

.login-form-header {
  margin-bottom: 32px;
}

.login-form-title {
  font-family: var(--font-sans);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.login-form-sub {
  font-size: var(--fs-base);
  color: var(--text-sec);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: var(--gap-lg);
}

.login-field {
  display: flex;
  flex-direction: column;
  gap: var(--gap-xs);
}

.login-label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--text-sec);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.login-input {
  width: 100%;
  background: var(--bg-inset);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 11px 14px;
  font-size: var(--fs-md);
  color: var(--text-primary);
  font-family: var(--font-sans);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  box-sizing: border-box;
}

.login-input:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(56,200,208,0.1);
}

.login-input::placeholder {
  color: var(--text-dim);
}

.login-input-wrap {
  position: relative;
}

.login-input-wrap .login-input {
  padding-right: 42px;
}

.login-toggle-vis {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  padding: 2px;
  transition: color 0.15s;
}

.login-toggle-vis:hover {
  color: var(--text-sec);
}

.login-error {
  background: var(--red-bg);
  border: 1px solid var(--red-dim);
  border-radius: 7px;
  padding: 9px 13px;
  font-size: var(--fs-base);
  color: var(--red);
}

.login-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--gap-sm);
  padding: 12px 20px;
  background: var(--teal);
  color: var(--bg-page);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--fs-md);
  font-weight: 700;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: opacity 0.15s, transform 0.1s;
  margin-top: var(--space-xs);
}

.login-btn:hover:not(:disabled) {
  opacity: 0.9;
}

.login-btn:active:not(:disabled) {
  transform: scale(0.99);
}

.login-btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.login-btn.loading {
  pointer-events: none;
}

/* Spinner */
.login-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(0,0,0,0.2);
  border-top-color: var(--bg-page);
  border-radius: 50%;
  animation: login-spin 0.7s linear infinite;
}

@keyframes login-spin {
  to { transform: rotate(360deg); }
}

/* Security note */
.login-security-note {
  display: flex;
  align-items: flex-start;
  gap: var(--gap-xs);
  margin-top: 28px;
  font-size: var(--fs-sm);
  color: var(--text-dim);
  line-height: 1.5;
}

.login-security-note svg {
  flex-shrink: 0;
  margin-top: 1px;
  color: var(--green);
}