/* Login page enhancements – доп. стили для страницы входа */

.login-header .logo {
    flex-direction: column;
}

.logo-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    line-height: 1.2;
}

.logo-main {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.logo-sub {
    font-size: 0.875rem;
    font-weight: 500;
    opacity: 0.9;
}

/* Анимация заголовка */
.typing-effect {
    overflow: hidden;
    white-space: nowrap;
    border-right: 2px solid rgba(255, 255, 255, 0.8);
    animation: typing 2s steps(20, end), blink 0.75s step-end infinite;
    display: inline-block;
    max-width: 100%;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blink {
    50% { border-color: transparent; }
}

/* Поля формы на странице входа */
.login-form .form-group {
    transition: opacity 0.3s ease, transform 0.2s ease;
}

.login-form .form-control {
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.login-form .form-control:focus {
    border-color: var(--primary-color, #3b82f6);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

/* Кнопка входа */
.login-form .btn-primary {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.login-form .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

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

/* Анимация тряски при ошибке */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-6px); }
    20%, 40%, 60%, 80% { transform: translateX(6px); }
}

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