/**
 * Enterprise Login Page Styles
 * Split layout: branding panel + form panel. Responsive, accessible.
 */

/* ---------------------------------------------------------------------------
   Variables (login page only; can be overridden by theme.css if loaded)
   --------------------------------------------------------------------------- */
.enterprise-login-page {
    --login-brand-bg: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #0f172a 100%);
    --login-brand-text: #ffffff;
    --login-brand-muted: rgba(255, 255, 255, 0.75);
    --login-form-bg: #f8fafc;
    --login-form-card-bg: #ffffff;
    --login-form-text: #1e293b;
    --login-form-muted: #64748b;
    --login-border: #e2e8f0;
    --login-input-bg: #ffffff;
    --login-input-focus-border: #2563eb;
    --login-input-focus-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
    --login-primary-bg: #1e3a5f;
    --login-primary-hover: #163052;
    --login-primary-text: #ffffff;
    --login-link-color: #2563eb;
    --login-link-hover: #1d4ed8;
    --login-divider: #cbd5e1;
    --login-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.06);
    --login-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.06);
    --login-font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* ---------------------------------------------------------------------------
   Base layout
   --------------------------------------------------------------------------- */
.enterprise-login-page {
    margin: 0;
    min-height: 100vh;
    font-family: var(--login-font);
    display: flex;
    flex-direction: column;
    background: var(--login-form-bg);
}

.enterprise-login-page .enterprise-login {
    display: flex;
    flex-grow: 1;
    min-height: 100vh;
    flex-wrap: wrap;
}

/* ---------------------------------------------------------------------------
   Brand panel (left)
   --------------------------------------------------------------------------- */
.enterprise-login-page .enterprise-login__brand {
    flex: 1 1 42%;
    min-height: 280px;
    background: var(--login-brand-bg);
    color: var(--login-brand-text);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
}

.enterprise-login-page .enterprise-login__brand::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -30%;
    width: 80%;
    height: 160%;
    background: radial-gradient(ellipse, rgba(255, 255, 255, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.enterprise-login-page .enterprise-login__brand-inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 360px;
}

.enterprise-login-page .enterprise-login__logo {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0 0 1rem;
    line-height: 1.2;
}

.enterprise-login-page .enterprise-login__logo a {
    color: var(--login-brand-text);
    text-decoration: none;
}

.enterprise-login-page .enterprise-login__logo a:hover {
    color: var(--login-brand-text);
    opacity: 0.9;
}

.enterprise-login-page .enterprise-login__tagline {
    font-size: 0.9375rem;
    color: var(--login-brand-muted);
    line-height: 1.5;
    margin: 0;
}

/* ---------------------------------------------------------------------------
   Form panel (right)
   --------------------------------------------------------------------------- */
.enterprise-login-page .enterprise-login__form-panel {
    flex: 1 1 58%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1.5rem;
}

.enterprise-login-page .enterprise-login__form-card {
    width: 100%;
    max-width: 400px;
    background: var(--login-form-card-bg);
    border-radius: 12px;
    box-shadow: var(--login-shadow-lg);
    border: 1px solid var(--login-border);
    padding: 2.25rem;
}

.enterprise-login-page .enterprise-login__form-title {
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--login-form-text);
    margin: 0 0 0.5rem;
    letter-spacing: -0.01em;
}

.enterprise-login-page .enterprise-login__form-subtitle {
    font-size: 0.875rem;
    color: var(--login-form-muted);
    margin: 0 0 1.75rem;
}

/* ---------------------------------------------------------------------------
   Form elements
   --------------------------------------------------------------------------- */
.enterprise-login-page .enterprise-login__field {
    margin-bottom: 1.25rem;
}

.enterprise-login-page .enterprise-login__input-wrap {
    display: flex;
    align-items: stretch;
    background: var(--login-input-bg);
    border: 1px solid var(--login-border);
    border-radius: 8px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.enterprise-login-page .enterprise-login__input-wrap:focus-within {
    border-color: var(--login-input-focus-border);
    box-shadow: var(--login-input-focus-shadow);
}

.enterprise-login-page .enterprise-login__input-wrap .form-control {
    border: none;
    background: transparent;
    padding: 0.75rem 1rem;
    font-size: 0.9375rem;
    font-family: inherit;
    color: var(--login-form-text);
}

.enterprise-login-page .enterprise-login__input-wrap .form-control::placeholder {
    color: var(--login-form-muted);
}

.enterprise-login-page .enterprise-login__input-wrap .form-control:focus {
    outline: none;
    box-shadow: none;
}

.enterprise-login-page .enterprise-login__input-icon {
    display: flex;
    align-items: center;
    padding: 0 1rem;
    color: var(--login-form-muted);
    font-size: 0.875rem;
}

.enterprise-login-page .enterprise-login__input-wrap.is-invalid {
    border-color: #dc2626;
}

.enterprise-login-page .enterprise-login__field .invalid-feedback {
    font-size: 0.8125rem;
    margin-top: 0.375rem;
    display: none;
}

.enterprise-login-page .enterprise-login__input-wrap.is-invalid + .invalid-feedback {
    display: block;
    color: #991b1b;
}

/* ---------------------------------------------------------------------------
   Remember + Forgot row
   --------------------------------------------------------------------------- */
.enterprise-login-page .enterprise-login__options {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.enterprise-login-page .enterprise-login__remember {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--login-form-text);
}

.enterprise-login-page .enterprise-login__remember input {
    width: 1rem;
    height: 1rem;
    accent-color: var(--login-primary-bg);
}

.enterprise-login-page .enterprise-login__remember label {
    margin: 0;
    cursor: pointer;
}

.enterprise-login-page .enterprise-login__forgot {
    font-size: 0.875rem;
    color: var(--login-link-color);
    text-decoration: none;
}

.enterprise-login-page .enterprise-login__forgot:hover {
    color: var(--login-link-hover);
    text-decoration: underline;
}

/* ---------------------------------------------------------------------------
   Primary button (Sign In)
   --------------------------------------------------------------------------- */
.enterprise-login-page .enterprise-login__submit {
    width: 100%;
    padding: 0.75rem 1.25rem;
    font-size: 0.9375rem;
    font-weight: 600;
    font-family: inherit;
    border: none;
    border-radius: 8px;
    background: var(--login-primary-bg);
    color: var(--login-primary-text) !important;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.enterprise-login-page .enterprise-login__submit:hover {
    background: var(--login-primary-hover);
    color: var(--login-primary-text) !important;
}

.enterprise-login-page .enterprise-login__submit:focus {
    outline: none;
    box-shadow: var(--login-input-focus-shadow);
}

/* ---------------------------------------------------------------------------
   Divider
   --------------------------------------------------------------------------- */
.enterprise-login-page .enterprise-login__divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 1.5rem 0;
    font-size: 0.75rem;
    color: var(--login-form-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.enterprise-login-page .enterprise-login__divider::before,
.enterprise-login-page .enterprise-login__divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--login-divider);
}

/* ---------------------------------------------------------------------------
   Secondary actions
   --------------------------------------------------------------------------- */
.enterprise-login-page .enterprise-login__back-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    font-family: inherit;
    border: 1px solid var(--login-border);
    border-radius: 8px;
    background: var(--login-form-card-bg);
    color: var(--login-form-text);
    text-decoration: none;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.enterprise-login-page .enterprise-login__back-link:hover {
    background: var(--login-form-bg);
    border-color: var(--login-form-muted);
    color: var(--login-form-text);
}

.enterprise-login-page .enterprise-login__signup-wrap {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--login-border);
}

.enterprise-login-page .enterprise-login__signup-text {
    font-size: 0.875rem;
    color: var(--login-form-muted);
    margin: 0 0 0.75rem;
}

.enterprise-login-page .enterprise-login__signup-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    font-family: inherit;
    border: 1px solid var(--login-input-focus-border);
    border-radius: 8px;
    background: transparent;
    color: var(--login-link-color);
    text-decoration: none;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.enterprise-login-page .enterprise-login__signup-btn:hover {
    background: rgba(37, 99, 235, 0.08);
    color: var(--login-link-hover);
}

/* ---------------------------------------------------------------------------
   Alerts (validation errors)
   --------------------------------------------------------------------------- */
.enterprise-login-page .enterprise-login__alert {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    margin-bottom: 1.25rem;
    font-size: 0.875rem;
}

.enterprise-login-page .enterprise-login__alert.alert-danger {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
}

.enterprise-login-page .enterprise-login__alert ul {
    margin: 0;
    padding-left: 1.25rem;
}

.enterprise-login-page .enterprise-login__alert.alert-warning {
    background: #fffbeb;
    border: 1px solid #fde68a;
    color: #92400e;
}

.enterprise-login-page .enterprise-login__alert.alert-success {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #166534;
}

.enterprise-login-page .enterprise-login__alert-dismiss {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    background: none;
    border: none;
    color: inherit;
    opacity: 0.7;
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
}

.enterprise-login-page .enterprise-login__alert-dismiss:hover {
    opacity: 1;
}

.enterprise-login-page .enterprise-login__alert.enterprise-login__alert--dismissible {
    position: relative;
    padding-right: 2.25rem;
}

/* ---------------------------------------------------------------------------
   OTP page: intro, timer, actions row, security card
   --------------------------------------------------------------------------- */
.enterprise-login-page .enterprise-login__intro {
    font-size: 0.875rem;
    color: var(--login-form-muted);
    margin: 0 0 1.25rem;
    line-height: 1.5;
}

.enterprise-login-page .enterprise-login__icon-heading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.enterprise-login-page .enterprise-login__icon-heading .fa-shield-alt {
    color: var(--login-primary-bg);
    font-size: 1.25rem;
}

.enterprise-login-page .enterprise-login__icon-heading .enterprise-login__form-title {
    margin: 0;
}

.enterprise-login-page .enterprise-login__timer-wrap {
    text-align: center;
    margin-bottom: 1.25rem;
}

.enterprise-login-page .enterprise-login__timer {
    font-size: 0.875rem;
    color: var(--login-form-muted);
}

.enterprise-login-page .enterprise-login__timer-value {
    font-weight: 600;
    color: var(--login-primary-bg);
}

.enterprise-login-page .enterprise-login__timer-value.timer-expired {
    color: #dc2626;
}

.enterprise-login-page .enterprise-login__actions-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.enterprise-login-page .enterprise-login__resend-btn {
    width: 100%;
    padding: 0.75rem 1.25rem;
    font-size: 0.9375rem;
    font-weight: 500;
    font-family: inherit;
    border: 1px solid var(--login-border);
    border-radius: 8px;
    background: var(--login-form-card-bg);
    color: var(--login-form-text) !important;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.enterprise-login-page .enterprise-login__resend-btn:hover:not(:disabled) {
    background: var(--login-form-bg);
    border-color: var(--login-form-muted);
    color: var(--login-form-text) !important;
}

.enterprise-login-page .enterprise-login__resend-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.enterprise-login-page .enterprise-login__back-link-wrap {
    text-align: center;
    margin-top: 1rem;
}

.enterprise-login-page .enterprise-login__back-link-wrap .enterprise-login__back-link {
    width: auto;
    display: inline-flex;
}

.enterprise-login-page .enterprise-login__security-card {
    margin-top: 1.5rem;
    padding: 1rem 1.25rem;
    background: #fffbeb;
    border: 1px solid #fde68a;
    border-radius: 8px;
    font-size: 0.8125rem;
}

.enterprise-login-page .enterprise-login__security-card-title {
    font-weight: 600;
    color: #92400e;
    margin: 0 0 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.enterprise-login-page .enterprise-login__security-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.enterprise-login-page .enterprise-login__security-list li {
    padding: 0.35rem 0;
    color: var(--login-form-text);
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    line-height: 1.4;
}

.enterprise-login-page .enterprise-login__security-list li i {
    margin-top: 0.2rem;
    flex-shrink: 0;
}

.enterprise-login-page .enterprise-login__security-list .fa-check {
    color: #16a34a;
}

.enterprise-login-page .enterprise-login__security-list .fa-shield-alt {
    color: #ca8a04;
}

.enterprise-login-page .enterprise-login__security-list .fa-exclamation-triangle {
    color: #dc2626;
}

/* ---------------------------------------------------------------------------
   Responsive: stack on small screens
   --------------------------------------------------------------------------- */
@media (max-width: 767px) {
    .enterprise-login-page .enterprise-login {
        flex-direction: column;
    }

    .enterprise-login-page .enterprise-login__brand {
        min-height: 200px;
        padding: 2rem 1.5rem;
    }

    .enterprise-login-page .enterprise-login__logo {
        font-size: 1.5rem;
    }

    .enterprise-login-page .enterprise-login__form-panel {
        padding: 1.5rem 1rem;
        align-items: flex-start;
    }

    .enterprise-login-page .enterprise-login__form-card {
        padding: 1.75rem;
    }

    .enterprise-login-page .enterprise-login__options {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .enterprise-login-page .enterprise-login__form-card {
        padding: 1.5rem;
    }

    .enterprise-login-page .enterprise-login__actions-row {
        grid-template-columns: 1fr;
    }
}