/* Базовые стили */

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

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.header-left h1 {
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    margin-bottom: 8px;
    color: var(--text-primary);
    line-height: 1;
}

.header-left .subtitle {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    font-weight: 400;
    letter-spacing: 0.02em;
}

/* Кнопки */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--accent);
    color: white;
    font-weight: 500;
}

.btn:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

/* Инпуты */
input, select, textarea {
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-family);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
}

/* Загрузка */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 60px 20px;
}

/* Hidden */
.hidden {
    display: none !important;
}

/* Сообщения */
.messages-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    max-width: 400px;
}

.message {
    padding: 12px 16px;
    border-radius: var(--border-radius);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 12px var(--shadow);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.message.success {
    background: var(--success-bg);
    color: var(--success);
}

.message.warning {
    background: var(--warning-bg);
    color: var(--warning);
}

.message.error {
    background: var(--danger-bg);
    color: var(--danger);
}

/* API Status */
.api-status {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
}

.api-status:hover {
    border-color: var(--accent);
    transform: translateY(-1px);
}

.api-status-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--text-tertiary);
    position: relative;
    transition: all 0.3s ease;
}

.api-status.checking .api-status-indicator {
    background: var(--warning);
    animation: pulse 1.5s ease-in-out infinite;
}

.api-status.connected .api-status-indicator {
    background: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.api-status.error .api-status-indicator {
    background: var(--danger);
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(0.9);
    }
}

.api-status-text {
    color: var(--text-secondary);
}

.api-status.connected .api-status-text {
    color: var(--success);
}

.api-status.error .api-status-text {
    color: var(--danger);
}

.api-status.checking .api-status-text {
    color: var(--warning);
}

/* Theme Toggle */
.theme-toggle {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--bg-secondary);
    padding: 8px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.theme-btn {
    background: transparent;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    font-weight: 500;
}

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

.theme-btn:hover:not(.active) {
    color: var(--text-primary);
}