/* Login — modern, minimal, muted brand */

:root {
    --login-bg: #f3f4f6;
    --login-card: #ffffff;
    --login-border: #e5e7eb;
    --login-text: #111827;
    --login-text-secondary: #6b7280;
    --login-text-muted: #9ca3af;
    --login-brand: #9b1428;
    --login-brand-hover: #7f1021;
    --login-focus: rgba(155, 20, 40, 0.12);
    --login-radius: 14px;
    --login-shadow: 0 1px 3px rgba(15, 23, 42, 0.06), 0 8px 24px rgba(15, 23, 42, 0.04);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--login-text);
    background: var(--login-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 16px;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(155, 20, 40, 0.04), transparent),
        var(--login-bg);
}

.auth-shell {
    width: 100%;
    max-width: 420px;
}

.auth-card {
    background: var(--login-card);
    border: 1px solid var(--login-border);
    border-radius: var(--login-radius);
    box-shadow: var(--login-shadow);
    padding: 36px 32px 32px;
}

.auth-brand-top {
    text-align: center;
    margin-bottom: 28px;
}

.auth-brand-top .brand-logo-wrap {
    width: 52px;
    height: 52px;
    margin: 0 auto 14px;
    border-radius: 12px;
    background: #fafafa;
    border: 1px solid var(--login-border);
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-brand-top .brand-logo-wrap img {
    width: 36px;
    height: 36px;
    object-fit: contain;
}

.auth-brand-top h1 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--login-text);
    letter-spacing: -0.02em;
}

.auth-brand-top p {
    margin: 4px 0 0;
    font-size: 0.8125rem;
    color: var(--login-text-muted);
    letter-spacing: 0.02em;
}

.auth-heading {
    margin-bottom: 24px;
}

.auth-heading h2 {
    margin: 0 0 6px;
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--login-text);
    letter-spacing: -0.02em;
}

.auth-heading p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--login-text-secondary);
    line-height: 1.5;
}

.card-body {
    padding: 0;
}

.form-field {
    margin-bottom: 16px;
}

.form-field label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--login-text);
    margin-bottom: 6px;
}

.input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrap .input-icon {
    position: absolute;
    left: 14px;
    color: var(--login-text-muted);
    font-size: 15px;
    pointer-events: none;
    transition: color 0.15s ease;
}

.input-wrap input {
    width: 100%;
    height: 46px;
    padding: 0 44px 0 42px;
    border: 1px solid var(--login-border);
    border-radius: 10px;
    font-size: 0.9375rem;
    font-family: inherit;
    color: var(--login-text);
    background: #fafafa;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
    outline: none;
}

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

.input-wrap input:hover {
    border-color: #d1d5db;
    background: #fff;
}

.input-wrap input:focus {
    border-color: #cbd5e1;
    background: #fff;
    box-shadow: 0 0 0 3px var(--login-focus);
}

.input-wrap:focus-within .input-icon {
    color: var(--login-text-secondary);
}

.input-wrap .toggle-password {
    position: absolute;
    right: 10px;
    background: transparent;
    border: 0;
    color: var(--login-text-muted);
    cursor: pointer;
    padding: 6px 8px;
    font-size: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: color 0.15s ease, background 0.15s ease;
}

.input-wrap .toggle-password:hover {
    color: var(--login-text-secondary);
    background: #f3f4f6;
}

#twofa-section {
    padding: 14px;
    background: #f9fafb;
    border: 1px solid var(--login-border);
    border-radius: 10px;
    margin-bottom: 16px;
}

#twofa-section label {
    color: var(--login-text);
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8125rem;
    font-weight: 500;
    margin-bottom: 8px;
}

#twofa-section .input-group {
    display: flex;
    gap: 8px;
}

#twofa_code {
    flex: 1;
    height: 46px;
    padding: 0 14px;
    border: 1px solid var(--login-border);
    border-radius: 10px;
    font-family: 'SF Mono', Monaco, 'Courier New', monospace;
    font-size: 1.125rem;
    text-align: center;
    letter-spacing: 6px;
    font-weight: 600;
    color: var(--login-text);
    background: #fff;
    outline: none;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

#twofa_code:focus {
    border-color: #cbd5e1;
    box-shadow: 0 0 0 3px var(--login-focus);
}

#refresh-2fa {
    height: 46px;
    width: 46px;
    border: 1px solid var(--login-border);
    background: #fff;
    color: var(--login-text-secondary);
    border-radius: 10px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s ease, color 0.15s ease;
}

#refresh-2fa:hover {
    background: #f3f4f6;
    color: var(--login-text);
}

#twofa-section .form-text {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 8px;
    font-size: 0.75rem;
    color: var(--login-text-secondary);
}

.form-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 22px;
    margin-top: 2px;
}

.checkbox-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
}

.checkbox-wrap input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    cursor: pointer;
    position: relative;
    transition: all 0.15s ease;
    background: #fff;
    flex-shrink: 0;
}

.checkbox-wrap input[type="checkbox"]:checked {
    background: var(--login-brand);
    border-color: var(--login-brand);
}

.checkbox-wrap input[type="checkbox"]:checked::after {
    content: '';
    position: absolute;
    left: 4px;
    top: 1px;
    width: 4px;
    height: 8px;
    border: solid #fff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-wrap label {
    font-size: 0.8125rem;
    color: var(--login-text-secondary);
    cursor: pointer;
    margin: 0;
}

.forgot-link {
    font-size: 0.8125rem;
    color: var(--login-text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.15s ease;
}

.forgot-link:hover {
    color: var(--login-brand);
}

.btn-submit {
    width: 100%;
    height: 46px;
    background: var(--login-brand);
    color: #fff;
    border: 0;
    border-radius: 10px;
    font-family: inherit;
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-submit:hover:not(:disabled) {
    background: var(--login-brand-hover);
}

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

.btn-submit:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    background: #9ca3af;
}

.message-alert {
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 0.8125rem;
    margin-bottom: 16px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    border: 1px solid transparent;
    animation: loginSlideIn 0.25s ease;
}

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

.message-alert.alert-danger {
    background: #fef2f2;
    border-color: #fecaca;
    color: #991b1b;
}

.message-alert.alert-success {
    background: #f0fdf4;
    border-color: #bbf7d0;
    color: #166534;
}

.message-alert.alert-warning {
    background: #fffbeb;
    border-color: #fde68a;
    color: #92400e;
}

.message-alert.alert-info {
    background: #f9fafb;
    border-color: var(--login-border);
    color: var(--login-text-secondary);
}

.auth-foot {
    margin-top: 22px;
    padding-top: 20px;
    border-top: 1px solid #f3f4f6;
    text-align: center;
    font-size: 0.8125rem;
    color: var(--login-text-muted);
}

.auth-foot a {
    color: var(--login-text-secondary);
    text-decoration: none;
    font-weight: 500;
}

.auth-foot a:hover {
    color: var(--login-brand);
}

.auth-copyright {
    margin: 20px 0 0;
    text-align: center;
    font-size: 0.75rem;
    color: var(--login-text-muted);
}

.fa-spin-custom {
    animation: fa-spin 1s infinite linear;
}

@keyframes fa-spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(359deg);
    }
}

@media (max-width: 480px) {
    .auth-card {
        padding: 28px 20px 24px;
    }

    .auth-heading h2 {
        font-size: 1.25rem;
    }
}