/**
 * Admin login — Rhodium brand + dynamic theme from Settings.
 */
.login-page {
    font-family: var(--font-family, system-ui, sans-serif);
    font-size: var(--font-size-base, 1rem);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    color: var(--text-color, #4C1717);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    background:
        radial-gradient(900px circle at 0% 0%, color-mix(in srgb, var(--primary-color) 18%, transparent), transparent 45%),
        radial-gradient(900px circle at 100% 100%, color-mix(in srgb, var(--accent-color) 14%, transparent), transparent 45%),
        var(--background-color, #D9D9D9);
}

.login-page.dark-mode {
    background:
        radial-gradient(900px circle at 0% 0%, color-mix(in srgb, var(--primary-color) 25%, transparent), transparent 45%),
        var(--background-color, #121212);
}

.login-page.dark-mode .login-field__control {
    background: color-mix(in srgb, var(--modal-background, #1e1e1e) 92%, #fff);
    border-color: var(--border-color, #333);
}

.login-page.dark-mode .login-field__control:focus-within {
    background: var(--modal-background, #1e1e1e);
}

.login-page.dark-mode .login-field__input:-webkit-autofill,
.login-page.dark-mode .login-field__input:-webkit-autofill:hover,
.login-page.dark-mode .login-field__input:-webkit-autofill:focus {
    -webkit-text-fill-color: var(--text-color);
    box-shadow: 0 0 0 1000px var(--modal-background, #1e1e1e) inset;
}

.login-shell {
    display: flex;
    width: 100%;
    max-width: 980px;
    min-height: 580px;
    background: var(--modal-background, #fff);
    border-radius: calc(var(--border-radius, 0.375rem) * 4);
    box-shadow: 0 24px 60px -16px rgba(76, 23, 23, 0.22), var(--box-shadow, 0 1px 3px rgba(0,0,0,0.08));
    overflow: hidden;
    border: 1px solid var(--border-color, #E8E4E4);
    opacity: 0;
    transform: translateY(16px);
    animation: loginShellIn 0.55s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes loginShellIn {
    to { opacity: 1; transform: translateY(0); }
}

/* Brand panel */
.brand-panel {
    flex: 1 1 44%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 2.75rem 2.5rem;
    background: linear-gradient(165deg, var(--primary-color) 0%, var(--primary-dark) 50%, color-mix(in srgb, var(--primary-dark) 80%, #000) 100%);
    color: var(--on-primary-color, #fff);
    position: relative;
    overflow: hidden;
}

.brand-panel::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 85% 12%, rgba(255,255,255,0.14), transparent 42%),
        radial-gradient(circle at 8% 88%, rgba(255,255,255,0.08), transparent 48%);
    pointer-events: none;
}

.brand-panel > * { position: relative; z-index: 1; }

.brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.12rem;
    letter-spacing: 0.02em;
}

.brand-logo .logo-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: rgba(255,255,255,0.16);
    border: 1px solid rgba(255,255,255,0.28);
    font-size: 1.25rem;
    backdrop-filter: blur(4px);
}

.brand-copy h2 {
    font-size: 1.75rem;
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 0.65rem;
    letter-spacing: -0.03em;
}

.brand-copy p {
    font-size: 0.92rem;
    opacity: 0.88;
    max-width: 320px;
    line-height: 1.55;
}

.brand-points {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin: 0;
    padding: 0;
}

.brand-points li {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    font-size: 0.82rem;
    opacity: 0.92;
}

.brand-points li i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 9px;
    background: rgba(255,255,255,0.14);
    font-size: 0.72rem;
    flex-shrink: 0;
}

/* Form panel */
.form-panel {
    flex: 1 1 56%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2.75rem 3rem;
    background: var(--modal-background, #fff);
}

.form-panel__inner {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.form-panel__brand {
    text-align: center;
    margin-bottom: 0.25rem;
}

.form-panel #loginForm,
.form-panel #twoFactorForm {
    width: 100%;
}

.login-brand-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    object-fit: contain;
}

.form-head {
    text-align: center;
    margin-bottom: 1.5rem;
}

.form-head h1 {
    font-size: 1.65rem;
    font-weight: 700;
    color: var(--text-color);
    letter-spacing: -0.02em;
    margin-bottom: 0.35rem;
}

.form-head p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0;
    line-height: 1.5;
}

/* Alerts */
.login-page .alert {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    padding: 0.85rem 1rem;
    border-radius: calc(var(--border-radius) * 2.5);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 1.15rem;
    animation: loginAlertIn 0.3s ease;
}

@keyframes loginAlertIn {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
}

.login-page .alert-error {
    background: var(--error-bg, #FFEBEE);
    border: 1px solid color-mix(in srgb, var(--danger-color) 35%, transparent);
    color: var(--danger-color);
}

.login-page .alert-success {
    background: var(--success-bg, #E8F5E9);
    border: 1px solid color-mix(in srgb, var(--success-color) 35%, transparent);
    color: var(--success-color);
}

/* Login fields — flex shell (icon sits beside text, never overlaps) */
.login-page .login-field {
    margin-bottom: 1.25rem;
}

.login-page .login-field__label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.login-page .login-field__control {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-height: 3.125rem;
    padding: 0 1rem;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.login-page .login-field__control:hover {
    border-color: #cbd5e1;
    background: #fff;
}

.login-page .login-field__control:focus-within {
    background: #fff;
    border-color: color-mix(in srgb, var(--primary-color) 55%, #cbd5e1);
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary-color) 12%, transparent);
}

.login-page .login-field__icon {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 1.125rem;
    color: #94a3b8;
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

.login-page .login-field__control:focus-within .login-field__icon {
    color: var(--primary-color);
}

.login-page .login-field__input {
    flex: 1 1 auto;
    min-width: 0;
    width: 100%;
    padding: 0.65rem 0;
    border: none;
    background: transparent;
    font-size: 0.9375rem;
    font-family: inherit;
    font-weight: 500;
    line-height: 1.4;
    color: var(--text-color);
    outline: none;
    box-shadow: none;
    -webkit-appearance: none;
    appearance: none;
}

.login-page .login-field__input::placeholder {
    color: #94a3b8;
    font-weight: 400;
}

.login-page .login-field__input:-webkit-autofill,
.login-page .login-field__input:-webkit-autofill:hover,
.login-page .login-field__input:-webkit-autofill:focus {
    -webkit-text-fill-color: var(--text-color);
    caret-color: var(--text-color);
    box-shadow: 0 0 0 1000px #f8fafc inset;
    transition: background-color 9999s ease-out 0s;
}

.login-page .login-field__control:focus-within .login-field__input:-webkit-autofill {
    box-shadow: 0 0 0 1000px #fff inset;
}

.login-page .login-field__control--password {
    padding-right: 0.35rem;
}

.login-page .login-field__toggle {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border: none;
    border-radius: 8px;
    background: transparent;
    color: #94a3b8;
    cursor: pointer;
    font-size: 0.9rem;
    transition: color 0.15s ease, background 0.15s ease;
}

.login-page .login-field__toggle:hover {
    color: var(--primary-color);
    background: color-mix(in srgb, var(--primary-color) 8%, transparent);
}

.login-page .login-field__toggle:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 1px;
}

.login-page .login-field__hint {
    display: block;
    margin-top: 0.45rem;
    font-size: 0.78rem;
    color: var(--text-secondary);
    line-height: 1.45;
}

.login-page .login-field__control--otp {
    justify-content: center;
    padding: 0 1.25rem;
}

.login-page .login-field__input--otp {
    text-align: center;
    letter-spacing: 0.45em;
    font-size: 1.35rem !important;
    font-weight: 700;
    padding: 0.75rem 0;
}

.login-page .capslock-hint {
    display: none;
    margin-top: 0.45rem;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--warning-color);
}

.login-page .capslock-hint.show { display: block; }

.login-page .form-options {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    margin: 0.15rem 0 1.35rem;
    font-size: 0.875rem;
}

.login-page .checkbox-group {
    display: flex;
    align-items: center;
    gap: 0.55rem;
}

.login-page .checkbox-group input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    margin: 0;
    accent-color: var(--primary-color);
    cursor: pointer;
    border-radius: 4px;
}

.login-page .checkbox-group label {
    color: var(--text-secondary);
    cursor: pointer;
    font-weight: 500;
    user-select: none;
}

/* Submit */
.login-page .btn-submit {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    padding: 0.9rem 1.5rem;
    border: none;
    border-radius: 12px;
    background: var(--primary-color);
    color: var(--on-primary-color, #fff);
    font-size: 0.9375rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease, opacity 0.15s;
    box-shadow: 0 4px 14px color-mix(in srgb, var(--primary-color) 28%, transparent);
    letter-spacing: 0.01em;
}

.login-page .btn-submit:hover:not(:disabled) {
    transform: translateY(-1px);
    background: var(--primary-dark, var(--primary-color));
    box-shadow: 0 6px 18px color-mix(in srgb, var(--primary-color) 32%, transparent);
}

.login-page .btn-submit:disabled { opacity: 0.7; cursor: not-allowed; }

.login-page .btn-submit .spinner {
    display: none;
    width: 17px;
    height: 17px;
    border: 2px solid rgba(255,255,255,0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: loginSpin 0.7s linear infinite;
}

.login-page .btn-submit.loading .spinner { display: inline-block; }

@keyframes loginSpin { to { transform: rotate(360deg); } }

.login-page .form-footer {
    margin-top: 1.5rem;
    padding-top: 1.15rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
    font-size: 0.84rem;
    color: var(--text-secondary);
}

.login-page .form-footer a {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
}

.login-page .form-footer a:hover { text-decoration: underline; }

.login-page .compliance-note {
    margin-top: 0.75rem;
    font-size: 0.72rem;
    color: var(--text-secondary);
    opacity: 0.85;
}

/* 2FA */
.login-page .verify-head { text-align: center; margin-bottom: 1.5rem; }

.login-page .verify-head .verify-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 18px;
    background: color-mix(in srgb, var(--primary-color) 12%, var(--modal-background));
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

@media (max-width: 860px) {
    .login-shell { flex-direction: column; min-height: auto; max-width: 440px; }
    .brand-panel { padding: 1.75rem 1.5rem; flex: 0 0 auto; }
    .brand-copy h2 { font-size: 1.3rem; }
    .brand-points { display: none; }
    .form-panel { padding: 2rem 1.5rem 2.25rem; align-items: stretch; }
    .form-panel__inner { max-width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
    .login-shell, .login-page .alert { animation: none; opacity: 1; transform: none; }
}