/* Базовые стили для T-Invest Auto Trading */

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --danger: #dc2626;
    --danger-bg: #fee2e2;
    --success: #16a34a;
    --warning: #f59e0b;
    --bg: #f8fafc;
    --card-bg: #ffffff;
    --text: #1e293b;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    margin: 0;
    padding: 0;
    min-height: 100vh;
}

header {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow);
}

header h1 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--primary);
}

nav a {
    margin-left: 1rem;
    text-decoration: none;
    color: var(--text);
    font-size: 0.9rem;
}

nav a:hover {
    color: var(--primary);
}

.container {
    max-width: 960px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
}

.card h2 {
    margin-top: 0;
    font-size: 1.125rem;
}

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

label {
    display: block;
    margin-bottom: 0.25rem;
    font-weight: 500;
    font-size: 0.875rem;
}

input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    font-size: 0.9rem;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

button,
.btn {
    background: var(--primary);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    cursor: pointer;
    font-size: 0.9rem;
    text-decoration: none;
    display: inline-block;
}

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

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

.alert {
    padding: 0.75rem 1rem;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
}

.alert-error {
    background: var(--danger-bg);
    color: var(--danger);
    border: 1px solid var(--danger);
}

.alert-success {
    background: #dcfce7;
    color: var(--success);
    border: 1px solid var(--success);
}

.mode-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.mode-sandbox {
    background: #dbeafe;
    color: #1e40af;
}

.mode-production {
    background: var(--danger-bg);
    color: var(--danger);
}

.warning-box {
    background: #fff7ed;
    border: 1px solid var(--warning);
    color: #92400e;
    padding: 1rem;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

table th,
table td {
    border: 1px solid var(--border);
    padding: 0.5rem 0.75rem;
    text-align: left;
}

table th {
    background: var(--bg);
    font-weight: 600;
}

.settings-table th {
    width: 40%;
}