/* ============================================
   Security Operations Portal - Styles
   ============================================ */

:root {
    --portal-bg: #0a0e17;
    --card-bg: #141a2a;
    --card-border: #1e2940;
    --accent-blue: #0d6efd;
    --accent-glow: rgba(13, 110, 253, 0.15);
    --text-primary: #e8eaed;
    --text-secondary: #8b92a5;
    --input-bg: #0f1420;
    --input-border: #2a3350;
    --input-focus-border: #0d6efd;
    --error-bg: rgba(220, 53, 69, 0.1);
    --error-border: rgba(220, 53, 69, 0.3);
    --transition-speed: 0.3s;
}

/* ---- Base ---- */
body {
    background-color: var(--portal-bg);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ---- Views ---- */
.view {
    animation: fadeIn var(--transition-speed) ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ---- Login Container ---- */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 1rem;
}

.login-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2.5rem;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo {
    font-size: 3rem;
    color: var(--accent-blue);
    display: block;
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 20px var(--accent-glow));
}

.mfa-icon {
    color: #ffc107;
    filter: drop-shadow(0 0 20px rgba(255, 193, 7, 0.15));
}

.login-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.login-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0;
}

/* ---- Form Inputs ---- */
.form-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-control {
    background-color: var(--input-bg);
    border-color: var(--input-border);
    color: var(--text-primary);
    padding: 0.6rem 0.75rem;
    font-size: 0.95rem;
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.form-control:focus {
    background-color: var(--input-bg);
    border-color: var(--input-focus-border);
    color: var(--text-primary);
    box-shadow: 0 0 0 0.2rem var(--accent-glow);
}

.form-control::placeholder {
    color: #4a5270;
}

.input-group-text {
    background-color: var(--input-bg);
    border-color: var(--input-border);
    color: var(--text-secondary);
}

/* ---- MFA Input ---- */
.mfa-input {
    font-size: 1.5rem;
    letter-spacing: 0.5rem;
    font-weight: 600;
    font-family: 'Courier New', monospace;
}

/* ---- Buttons ---- */
.btn-login {
    padding: 0.65rem;
    font-weight: 600;
    font-size: 0.95rem;
    margin-top: 0.5rem;
    border-radius: 8px;
    transition: all var(--transition-speed);
}

.btn-login:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px var(--accent-glow);
}

.btn-login:active {
    transform: translateY(0);
}

/* ---- Error Alert ---- */
.alert-danger {
    background-color: var(--error-bg);
    border-color: var(--error-border);
    color: #f8d7da;
    font-size: 0.875rem;
    border-radius: 8px;
}

/* ---- Navbar ---- */
.navbar {
    background-color: var(--card-bg) !important;
    border-bottom-color: var(--card-border) !important;
}

.navbar-brand {
    font-weight: 600;
    font-size: 1.1rem;
}

.navbar-brand .bi {
    color: var(--accent-blue);
}

/* ---- Tile Cards ---- */
.tile-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    text-decoration: none;
    color: var(--text-primary);
    display: block;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.tile-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--tile-colour, var(--accent-blue));
    opacity: 0;
    transition: opacity var(--transition-speed);
}

.tile-card:hover {
    transform: translateY(-4px);
    border-color: var(--tile-colour, var(--accent-blue));
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3),
                0 0 24px color-mix(in srgb, var(--tile-colour, var(--accent-blue)) 15%, transparent);
    color: var(--text-primary);
    text-decoration: none;
}

.tile-card:hover::before {
    opacity: 1;
}

.tile-card:hover .tile-icon {
    transform: scale(1.1);
}

.tile-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
    transition: transform var(--transition-speed);
}

.tile-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.tile-description {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.tile-launch {
    font-size: 0.8rem;
    color: var(--text-secondary);
    transition: color var(--transition-speed);
}

.tile-card:hover .tile-launch {
    color: var(--tile-colour, var(--accent-blue));
}

/* ---- No Access ---- */
#no-access .bi {
    opacity: 0.3;
}

/* ---- Footer ---- */
footer {
    background-color: var(--card-bg) !important;
    border-top-color: var(--card-border) !important;
}

/* ---- Loading Overlay ---- */
#loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--portal-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

#loading-overlay .spinner-border {
    width: 3rem;
    height: 3rem;
}

/* ---- Responsive ---- */
@media (max-width: 576px) {
    .login-card {
        padding: 1.5rem;
        border-radius: 12px;
    }

    .tile-card {
        padding: 1.5rem;
    }

    .tile-icon {
        font-size: 2.5rem;
    }
}

/* ---- Tile Column Sizing ---- */
.tile-col {
    max-width: 320px;
}

@media (min-width: 992px) {
    .tile-col {
        flex: 0 0 auto;
        width: 300px;
    }
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--portal-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--card-border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #2a3350;
}