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

        body {
            font-family: 'Montserrat', sans-serif;
            background: linear-gradient(135deg, var(--primary-50) 0%, var(--accent-mint) 50%, var(--accent-sky) 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: var(--spacing-md);
        }

        .login-container {
            display: flex;
            width: 100%;
            max-width: 1000px;
            background: var(--white);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-xl);
            overflow: hidden;
            min-height: 600px;
        }

        .login-hero {
            flex: 1;
            background: var(--gradient-primary);
            padding: var(--spacing-2xl);
            display: flex;
            flex-direction: column;
            justify-content: center;
            color: var(--white);
            position: relative;
            overflow: hidden;
        }

        .login-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -50%;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
            background-size: 20px 20px;
            transform: rotate(30deg);
        }

        .hero-content {
            position: relative;
            z-index: 2;
        }

        .hero-title {
            font-size: var(--text-4xl);
            font-weight: 700;
            margin-bottom: var(--spacing-md);
            line-height: 1.2;
        }

        .hero-subtitle {
            font-size: var(--text-lg);
            opacity: 0.9;
            line-height: var(--leading-relaxed);
        }

        .login-form {
            flex: 1;
            padding: var(--spacing-2xl);
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .form-header {
            text-align: center;
            margin-bottom: var(--spacing-2xl);
        }

        .form-title {
            font-size: var(--text-3xl);
            font-weight: 700;
            color: var(--gray-900);
            margin-bottom: var(--spacing-sm);
        }

        .form-subtitle {
            color: var(--gray-600);
            font-size: var(--text-base);
        }

        .input-group {
            position: relative;
            margin-bottom: var(--spacing-lg);
        }

        .input-icon {
            position: absolute;
            left: var(--spacing-md);
            top: 50%;
            transform: translateY(-50%);
            color: var(--gray-500);
            z-index: 2;
            transition: color var(--transition-fast);
        }

        .form-input {
            width: 100%;
            padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) calc(var(--spacing-md) * 2 + 16px);
            border: 2px solid var(--gray-200);
            border-radius: var(--radius-lg);
            font-size: var(--text-base);
            font-family: inherit;
            background: var(--white);
            transition: all var(--transition-fast);
            position: relative;
        }

        .form-input:focus {
            outline: none;
            border-color: var(--primary-500);
            box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
        }

        .form-input:focus + .input-icon {
            color: var(--primary-500);
        }

        .form-input::placeholder {
            color: var(--gray-400);
        }

        .submit-btn {
            width: 100%;
            padding: var(--spacing-md) var(--spacing-lg);
            background: var(--gradient-primary);
            color: var(--white);
            border: none;
            border-radius: var(--radius-lg);
            font-size: var(--text-base);
            font-weight: 600;
            font-family: inherit;
            cursor: pointer;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: var(--spacing-sm);
        }

        .submit-btn:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

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

        .error-message {
            background: var(--error-50);
            color: var(--error-700);
            padding: var(--spacing-md);
            border-radius: var(--radius-md);
            border-left: 4px solid var(--error-500);
            margin-bottom: var(--spacing-lg);
            font-size: var(--text-sm);
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .error-message::before {
            content: "⚠️";
        }

        .form-footer {
            text-align: center;
            margin-top: var(--spacing-xl);
            padding-top: var(--spacing-lg);
            border-top: 1px solid var(--gray-200);
        }

        .footer-text {
            color: var(--gray-600);
            font-size: var(--text-sm);
        }

        .footer-link {
            color: var(--primary-600);
            text-decoration: none;
            font-weight: 500;
            transition: color var(--transition-fast);
        }

        .footer-link:hover {
            color: var(--primary-700);
            text-decoration: underline;
        }

        /* Анимации */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .login-form > * {
            animation: fadeInUp 0.6s ease-out;
        }

        .login-form > *:nth-child(1) { animation-delay: 0.1s; }
        .login-form > *:nth-child(2) { animation-delay: 0.2s; }
        .login-form > *:nth-child(3) { animation-delay: 0.3s; }
        .login-form > *:nth-child(4) { animation-delay: 0.4s; }
        .login-form > *:nth-child(5) { animation-delay: 0.5s; }

        /* Адаптивность */
        @media (max-width: 768px) {
            .login-container {
                flex-direction: column;
                max-width: 400px;
            }

            .login-hero {
                padding: var(--spacing-xl);
                text-align: center;
            }

            .hero-title {
                font-size: var(--text-2xl);
            }

            .login-form {
                padding: var(--spacing-xl);
            }
        }

        /* Дополнительные стили для иконок */
        .bi {
            width: 18px;
            height: 18px;
        }

        /* Стили для состояний */
        .input-group:focus-within .input-icon {
            color: var(--primary-500);
        }

        .loading {
            opacity: 0.7;
            pointer-events: none;
        }

        .loading::after {
            content: "";
            width: 16px;
            height: 16px;
            border: 2px solid transparent;
            border-top: 2px solid var(--white);
            border-radius: 50%;
            animation: spin 1s linear infinite;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }