:root {
    --bg-color: #0f172a;
    --card-bg: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --danger: #ef4444;
    --success: #22c55e;
    --border: #334155;
}

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

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

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
}

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

h1 {
    font-size: 1.5rem;
    font-weight: 700;
}

.btn {
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    border: none;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
}

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

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

.btn.secondary {
    background-color: var(--border);
    color: var(--text-primary);
}

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

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.card {
    background-color: var(--card-bg);
    border-radius: 0.75rem;
    border: 1px solid var(--border);
    padding: 1.5rem;
}

.account-card {
    background-color: var(--card-bg);
    border-radius: 0.75rem;
    border: 1px solid var(--border);
    overflow: hidden;
    transition: transform 0.2s;
}

.account-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
}

.account-header {
    padding: 1rem 1.5rem;
    background-color: rgba(0, 0, 0, 0.2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
}

.account-body {
    padding: 1.5rem;
}

.channel-list {
    margin-top: 1rem;
    display: grid;
    gap: 0.5rem;
}

.channel-item {
    background-color: var(--bg-color);
    padding: 0.75rem;
    border-radius: 0.375rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid var(--border);
}

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 0.75rem;
    width: 100%;
    max-width: 400px;
}

.hidden {
    display: none;
}

.form-group {
    margin-bottom: 1rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

input {
    width: 100%;
    background-color: var(--bg-color);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.5rem 0.75rem;
    border-radius: 0.375rem;
}

.status {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 1rem;
}

.status.online {
    background-color: rgba(34, 197, 94, 0.2);
    color: var(--success);
}

.status.offline {
    background-color: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}