@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --bg-main: #0b0f19;
    --bg-surface: rgba(255, 255, 255, 0.03);
    --bg-surface-hover: rgba(255, 255, 255, 0.07);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-glow: rgba(139, 92, 246, 0.3);
    
    --color-text: #f3f4f6;
    --color-text-muted: #9ca3af;
    --color-primary: #8b5cf6;
    --color-primary-gradient: linear-gradient(135deg, #8b5cf6, #3b82f6);
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --border-radius: 12px;
    --transition-speed: 0.2s;
}

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

body {
    background-color: var(--bg-main);
    color: var(--color-text);
    font-family: var(--font-family);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    background-image: 
        radial-gradient(at 0% 0%, rgba(139, 92, 246, 0.15) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(59, 130, 246, 0.1) 0px, transparent 50%);
}

/* Auth Page layout */
.auth-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.auth-card {
    background: rgba(17, 24, 39, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px 30px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    text-align: center;
}

.auth-logo {
    font-size: 24px;
    font-weight: 700;
    background: var(--color-primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 30px;
    display: inline-block;
}

/* Standard Header / Navigation Layout */
.app-container {
    display: flex;
    min-height: 100vh;
    width: 100%;
}

.sidebar {
    width: 260px;
    background: rgba(17, 24, 39, 0.8);
    backdrop-filter: blur(10px);
    border-right: 1px solid var(--border-color);
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 40px;
    text-decoration: none;
    background: var(--color-primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    border-radius: var(--border-radius);
    color: var(--color-text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-speed);
}

.sidebar-link:hover, .sidebar-link.active {
    background: var(--bg-surface-hover);
    color: var(--color-text);
    border-left: 3px solid var(--color-primary);
}

.sidebar-footer {
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.user-badge {
    font-size: 13px;
    color: var(--color-text-muted);
    margin-bottom: 12px;
    word-break: break-all;
}

.main-content {
    flex-grow: 1;
    padding: 40px;
    overflow-y: auto;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* Page Headers */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.page-title {
    font-size: 28px;
    font-weight: 600;
}

.page-subtitle {
    font-size: 14px;
    color: var(--color-text-muted);
    margin-top: 4px;
}

/* Glass Card */
.card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 24px;
    margin-bottom: 24px;
    backdrop-filter: blur(8px);
}

.card-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--color-text);
    font-family: var(--font-family);
    font-size: 14px;
    transition: all var(--transition-speed);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px var(--border-color-glow);
    background: rgba(255, 255, 255, 0.08);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%239ca3af'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 16px;
    padding-right: 40px;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.checkbox-group input {
    width: 16px;
    height: 16px;
    border-radius: 4px;
    accent-color: var(--color-primary);
}

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

.btn-primary {
    background: var(--color-primary-gradient);
    color: #fff;
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--color-text);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-surface-hover);
}

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

.btn-danger:hover {
    opacity: 0.9;
}

.btn-sm {
    padding: 8px 14px;
    font-size: 12px;
}

/* Table Style */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

.table th {
    background: rgba(255, 255, 255, 0.02);
    padding: 14px 16px;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text-muted);
    border-bottom: 2px solid var(--border-color);
    text-align: left;
}

.table td {
    padding: 16px;
    font-size: 14px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.table tr:hover td {
    background: rgba(255, 255, 255, 0.01);
}

/* Badges / Statuses */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.badge-success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--color-success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--color-warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--color-danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.badge-info {
    background: rgba(59, 130, 246, 0.15);
    color: #3b82f6;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

/* Alert Notification */
.alert {
    padding: 16px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    border: 1px solid transparent;
    font-size: 14px;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.2);
    color: var(--color-success);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
    color: var(--color-danger);
}

/* Filter controls bar */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: flex-end;
    margin-bottom: 24px;
}

.filter-group {
    flex: 1;
    min-width: 180px;
}

/* Grid for dashboards */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 24px;
}

.stats-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.stats-val {
    font-size: 36px;
    font-weight: 700;
    margin-top: 8px;
    color: #fff;
}

/* Submission details specific styling */
.submission-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
}

.detail-table {
    width: 100%;
}

.detail-table td {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
}

.detail-label {
    font-weight: 600;
    color: var(--color-text-muted);
    width: 30%;
}

.history-item {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    font-size: 13px;
}

.history-item:last-child {
    border-bottom: none;
}

.history-time {
    color: var(--color-text-muted);
    font-size: 11px;
    margin-bottom: 4px;
}

/* Dialog Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 100;
    padding: 20px;
}

.modal-content {
    background: #0f172a;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    width: 100%;
    max-width: 550px;
    padding: 30px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.modal-close {
    cursor: pointer;
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-size: 20px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 24px;
}

/* Copy token field styling */
.copy-group {
    display: flex;
    gap: 8px;
}

.copy-group input {
    font-family: monospace;
    font-size: 13px;
}

/* Responsive sidebar */
@media (max-width: 768px) {
    .app-container {
        flex-direction: column;
    }
    .sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    .main-content {
        padding: 20px;
    }
    .submission-grid {
        grid-template-columns: 1fr;
    }
}