:root {
    --primary: #f59e0b;
    --primary-hover: #d97706;
    --bg-main: #f8fafc;
    --bg-card: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.5;
}

.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.auth-card {
    background: var(--bg-card);
    width: 100%;
    max-width: 400px;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    border: 1px solid var(--border);
}

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

.logo-icon {
    width: 3rem;
    height: 3rem;
    background: #fff7ed;
    color: var(--primary);
    padding: 0.75rem;
    border-radius: 0.75rem;
    margin: 0 auto 1rem;
}

.auth-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
}

.auth-subtitle {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.input {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border);
    font-size: 0.875rem;
    transition: all 0.2s;
}

.input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.btn {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

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

.btn-primary:hover {
    background: var(--primary-hover);
}

.btn-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}

.link:hover {
    text-decoration: underline;
}

/* Dashboard Styles */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
}

@media (max-width: 1024px) {
    .dashboard-layout {
        flex-direction: column;
    }
}

.sidebar {
    width: 280px;
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    padding: 1.5rem;
    position: fixed;
    height: 100vh;
    transition: transform 0.3s ease;
    z-index: 100;
}

@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .sidebar-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 99;
    }

    .sidebar-overlay.active {
        display: block;
    }
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--primary);
    margin-bottom: 2.5rem;
}

.nav-list {
    list-style: none;
}

.nav-item {
    margin-bottom: 0.5rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s;
}

.nav-link:hover {
    background: #f1f5f9;
    color: var(--text-main);
}

.nav-link.active {
    background: #fff7ed;
    color: var(--primary);
}

.nav-link svg {
    width: 1.25rem;
    height: 1.25rem;
}

.main-content {
    flex: 1;
    margin-left: 280px;
    padding: 2.5rem;
    min-width: 0;
}

@media (max-width: 1024px) {
    .main-content {
        margin-left: 0;
        padding: 1.5rem;
    }
}

.header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    gap: 1rem;
}

@media (max-width: 640px) {
    .header-row {
        flex-direction: row;
        flex-wrap: wrap;
        align-items: flex-start;
    }
}

.welcome-section h1 {
    font-size: 1.875rem;
    font-weight: 700;
}

.welcome-section p {
    color: var(--text-muted);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

@media (max-width: 640px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

.stat-card {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: 1rem;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stat-icon {
    width: 3rem;
    height: 3rem;
    padding: 0.75rem;
    border-radius: 0.75rem;
    background: #f8fafc;
    color: var(--primary);
}

.stat-info .stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    display: block;
}

.stat-info .stat-value {
    font-size: 1.5rem;
    font-weight: 700;
}

.card-container {
    background: var(--bg-card);
    border-radius: 1rem;
    border: 1px solid var(--border);
    overflow: hidden;
}

.card-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    font-weight: 700;
}

.table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th {
    background: #f8fafc;
    padding: 0.75rem 1.5rem;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
}

.table td {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border);
    font-size: 0.875rem;
}

.badge {
    padding: 0.25rem 0.5rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-success {
    background: #dcfce7;
    color: #166534;
}

.badge-warning {
    background: #fef3c7;
    color: #92400e;
}

.action-btn {
    padding: 0.5rem;
    border-radius: 0.375rem;
    border: 1px solid var(--border);
    background: white;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-muted);
}

.action-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: #fff7ed;
}

.logout-btn {
    margin-top: auto;
    width: 100%;
    padding: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--danger);
    background: transparent;
    border: 1px solid transparent;
    border-radius: 0.5rem;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s;
}

.logout-btn:hover {
    background: #fef2f2;
}

/* Professional Tab Navigation */
.tab-nav {
    display: flex;
    gap: 0.5rem;
    padding: 0.25rem;
    background: #f1f5f9;
    border-radius: 0.75rem;
    width: fit-content;
    margin-bottom: 0.5rem;
    border: 1px solid var(--border);
}

.tab-btn {
    padding: 0.6rem 1.25rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-muted);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
}

.tab-btn:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.5);
}

.tab-btn.active {
    background: var(--bg-card);
    color: var(--primary);
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}

/* Modal System */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-container {
    background: var(--bg-card);
    width: 100%;
    max-width: 500px;
    border-radius: 1rem;
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    border: 1px solid var(--border);
    overflow: hidden;
    animation: modalSlide 0.3s ease-out;
}

@keyframes modalSlide {
    from {
        transform: translateY(20px);
        opacity: 0;
    }

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

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 0.375rem;
    display: flex;
    align-items: center;
    transition: all 0.2s;
}

.modal-close:hover {
    background: #f1f5f9;
    color: var(--text-main);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1rem 1.5rem;
    background: #f8fafc;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

/* Loading State System */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading-spinner {
    width: 32px;
    height: 32px;
    border: 3.5px solid rgba(251, 146, 60, 0.15);
    border-top: 3.5px solid var(--primary);
    border-radius: 50%;
    animation: spin 0.7s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.api-loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 50;
    border-radius: inherit;
}

.btn-loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;
}

.btn-loading::after {
    content: "";
    position: absolute;
    width: 18px;
    height: 18px;
    top: 50%;
    left: 50%;
    margin-top: -9px;
    margin-left: -9px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 0.7s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

/* Professional Filter Select */
.filter-select {
    appearance: none;
    -webkit-appearance: none;
    background-color: var(--bg-card);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2394a3b8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.5rem center;
    background-size: 1.25rem;
    padding: 0.35rem 2rem 0.35rem 0.75rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-main);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.2s;
    outline: none;
    box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
}

.filter-select:hover {
    border-color: #cbd5e1;
    background-color: #f8fafc;
}

.filter-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(251, 146, 60, 0.1);
}

/* Auth Pages Responsive */
@media (max-width: 480px) {
    .auth-container {
        padding: 1rem;
    }

    .auth-card {
        padding: 1.5rem;
    }

    .auth-title {
        font-size: 1.25rem;
    }
}

/* Internal Pages Table Fix */
@media (max-width: 768px) {

    .table td,
    .table th {
        padding: 0.75rem;
        font-size: 0.8rem;
    }

    .badge {
        font-size: 0.7rem;
    }
}