/*
 * Страница входа — Стили
 */

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: 
        radial-gradient(ellipse at top, rgba(0, 212, 170, 0.08) 0%, transparent 50%),
        var(--bg-primary);
}

.login-container {
    width: 100%;
    max-width: 400px;
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 32px;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: 8px;
}

.login-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-input {
    padding: 14px 16px;
    background: var(--bg-card);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 16px;
    font-family: inherit;
    transition: all 0.15s ease;
}

.form-input:hover {
    border-color: rgba(255, 255, 255, 0.2);
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.15);
}

.form-input::placeholder {
    color: var(--text-muted);
}

.error-message {
    padding: 12px 16px;
    background: rgba(255, 68, 102, 0.1);
    border: 1px solid rgba(255, 68, 102, 0.3);
    border-radius: var(--radius-sm);
    color: var(--accent-danger);
    font-size: 14px;
    text-align: center;
}

.error-message.hidden {
    display: none;
}

.login-btn {
    padding: 16px 24px;
    background: var(--accent-primary);
    border: none;
    border-radius: var(--radius-md);
    color: var(--bg-primary);
    font-size: 16px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.15s ease;
    margin-top: 8px;
}

.login-btn:hover {
    background: #00e6b8;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(0, 212, 170, 0.3);
}

.login-btn:active {
    transform: translateY(0);
}

.login-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.login-btn .btn-loading.hidden {
    display: none;
}

.login-btn.loading .btn-text {
    display: none;
}

.login-btn.loading .btn-loading {
    display: inline;
}

.login-footer {
    margin-top: 32px;
    text-align: center;
}

.back-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.15s ease;
}

.back-link:hover {
    color: var(--accent-primary);
}

/* Анимация shake для ошибки */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-4px); }
    20%, 40%, 60%, 80% { transform: translateX(4px); }
}

.login-container.shake {
    animation: shake 0.5s ease-in-out;
}

/* Адаптивность */
@media (max-width: 480px) {
    .login-container {
        padding: 32px 24px;
    }
    
    .login-title {
        font-size: 28px;
    }
}