:root {
    --bg-color: #050505;
    --sidebar-bg: #0a0a0a;
    --card-bg: #111111;
    --border-color: #222;
    --text-primary: #ffffff;
    --text-secondary: #888;
    --accent-color: #86bf27;
    --hover-color: #1a1a1a;
    --danger-color: #ff4757;
    --success-color: #2cc985;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    height: 100vh;
    display: flex;
    overflow: hidden;
}

/* Top Bar */
.top-bar {
    width: 100%;
    height: 50px;
    background-color: var(--sidebar-bg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 15px;
    flex-shrink: 0;
}

.brand {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-right: 15px;
    padding: 0;
}

.brand-logo-img {
    width: 24px;
    height: 24px;
    object-fit: contain;
    border-radius: 4px;
}

.brand-name {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.nav-menu {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 4px;
    background-color: #0a0a0a;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 3px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 4px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 12px;
    font-weight: 500;
    border: none;
}

.nav-item:hover {
    color: var(--text-primary);
    background-color: rgba(255,255,255,0.05);
}

.nav-item.active {
    background-color: var(--accent-color);
    color: #000;
    font-weight: 600;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.nav-item i {
    font-size: 12px;
}

/* User Profile Pill */
.user-profile-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: #0a0a0a;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 3px 4px;
    height: 36px;
}

.user-info-group {
    display: flex;
    align-items: center;
    gap: 8px;
    padding-right: 8px;
    border-right: 1px solid #222;
    margin-right: 4px;
}

.user-avatar {
    width: 28px;
    height: 28px;
    border-radius: 4px;
    object-fit: cover;
}

.user-name {
    font-size: 12px;
    font-weight: 600;
    color: #fff;
}

.logout-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 4px;
    color: #666;
    transition: all 0.2s;
    text-decoration: none;
}

.logout-btn:hover {
    background-color: var(--danger-color);
    color: #fff;
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    background-color: var(--bg-color);
}

.view-section {
    display: none;
    max-width: 900px;
    margin: 0 auto;
    animation: fadeIn 0.3s ease;
}

.view-section.active {
    display: block;
}

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

/* Cards & Layout */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    margin-top: 15px;
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: transform 0.2s;
}

/* Tables */
.data-table-container {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    overflow: hidden;
    margin-top: 20px;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

th, td {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 14px;
}

th {
    background-color: rgba(255,255,255,0.03);
    color: var(--text-primary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: 1px;
}

tr:last-child td {
    border-bottom: none;
}

tr:hover td {
    background-color: rgba(255,255,255,0.02);
}

/* Forms & Inputs */
.input-group {
    margin-bottom: 20px;
    width: 100%;
    text-align: left;
}

label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
}

input[type="text"], input[type="number"], select, input[type="file"] {
    width: 100%;
    padding: 12px 16px;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: white;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
}

input:focus {
    border-color: var(--text-secondary);
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border-radius: 4px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    font-size: 14px;
    transition: opacity 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
    text-decoration: none;
}

.btn:hover {
    opacity: 0.9;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #000;
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

.btn-success {
    background-color: var(--success-color);
    color: #000;
}

.btn-secondary {
    background-color: #333;
    color: white;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

/* Status Badges */
.badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-active {
    background-color: rgba(44, 201, 133, 0.1);
    color: var(--success-color);
}

.badge-revoked {
    background-color: rgba(255, 71, 87, 0.1);
    color: var(--danger-color);
}

/* Hero Section */
.hero-card {
    background: linear-gradient(180deg, var(--card-bg) 0%, #0a0a0a 100%);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 30px;
    text-align: center;
    max-width: 450px;
    margin: 20px auto;
}

.hero-icon {
    width: 50px;
    height: 50px;
    background-color: #222;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.hero-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 10px;
}

.hero-text {
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.4;
    font-size: 13px;
}

.action-bar {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #444;
}

/* Modal */
.modal {
    display: none; 
    position: fixed; 
    z-index: 1000; 
    left: 0;
    top: 0;
    width: 100%; 
    height: 100%; 
    overflow: auto; 
    background-color: rgba(0,0,0,0.8); 
    /* backdrop-filter: blur(5px); REMOVED */
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--card-bg);
    margin: auto;
    padding: 30px;
    border: 1px solid var(--border-color);
    width: 90%;
    max-width: 500px;
    border-radius: 4px;
    position: relative;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    animation: modalPop 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes modalPop {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
}

.close:hover,
.close:focus {
    color: #fff;
    text-decoration: none;
    cursor: pointer;
}