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

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: var(--font-body);
    background: var(--bg-primary);
    background-image: var(--grid-bg);
    color: var(--text-primary);
    font-size: 13.5px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    transition: background var(--transition-slow), color var(--transition-slow);
    letter-spacing: 0.01em;
}

body { min-width: 1280px; }

a { color: var(--text-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent); }

button, .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 7px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 12.5px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    line-height: 1;
    letter-spacing: 0.02em;
    position: relative;
    overflow: hidden;
}
button::after, .btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent);
    opacity: 0;
    transition: opacity var(--transition);
}
button:hover, .btn:hover {
    border-color: var(--border-hover);
    color: var(--text-primary-hover);
    box-shadow: var(--shadow);
    transform: var(--hover-lift);
}
button:active, .btn:active { transform: translateY(0); }

.btn-primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
    font-weight: 600;
}
.btn-primary::after { opacity: 0; }
.btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    color: #fff;
    box-shadow: 0 0 20px var(--accent-glow), 0 4px 16px rgba(0,0,0,0.3);
}

.btn-sm { padding: 4px 10px; font-size: 11.5px; }

.btn-danger { border-color: var(--danger); color: var(--danger); }
.btn-danger:hover { background: var(--danger); color: #fff; border-color: var(--danger); box-shadow: 0 0 16px var(--danger-glow); }

input, textarea, select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-input);
    color: var(--text-primary-hover);
    font-family: var(--font-body);
    font-size: 13px;
    outline: none;
    transition: all var(--transition);
}
input:focus, textarea:focus, select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
input::placeholder, textarea::placeholder { color: var(--text-dim); }
textarea { resize: vertical; min-height: 80px; }

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 20px;
    transition: all var(--transition);
}
.card:hover { border-color: var(--border-hover); box-shadow: var(--shadow); }

.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    animation: fadeIn 0.25s ease;
}

.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-modal);
    padding: 24px;
    min-width: 420px;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 16px 48px rgba(0,0,0,0.5);
    animation: scaleIn 0.25s ease;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}
.modal-title { font-size: 15px; font-weight: 600; color: var(--text-primary-hover); letter-spacing: 0.03em; }
.modal-footer { display: flex; justify-content: flex-end; gap: 8px; margin-top: 20px; padding-top: 12px; border-top: 1px solid var(--border-color); }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes scaleIn { from { opacity: 0; transform: scale(0.96); } to { opacity: 1; transform: scale(1); } }
@keyframes slideUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 20px;
    color: var(--text-dim);
    text-align: center;
    font-size: 13px;
}   
.empty-state svg, .empty-state .empty-icon { opacity: 0.3; margin-bottom: 10px; }

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 10.5px;
    font-weight: 500;
    background: var(--bg-input);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    letter-spacing: 0.03em;
}

.loading {
    display: inline-block;
    width: 20px; height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.hidden { display: none !important; }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-dim { color: var(--text-dim); }
.text-mono { font-family: var(--font-mono); font-size: 0.92em; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }