.container-login {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f1419 0%, #1a1f2e 50%, #2d3748 100%);
    padding: 20px;
    position: relative;
}

.container-login::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(56, 189, 248, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 60%, rgba(236, 72, 153, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.login-card {
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 40px;
    width: 100%;
    max-width: 480px;
    box-shadow: 
        0 25px 50px -12px rgba(0, 0, 0, 0.25),
        0 0 0 1px rgba(255, 255, 255, 0.05);
    position: relative;
    animation: slideInUp 0.8s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.logo-section {
    text-align: center;
    margin-bottom: 40px;
}

.company-logo {
    width: 80px;
    height: auto;
    margin-bottom: 20px;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
    transition: transform 0.3s ease;
}

.company-logo:hover {
    transform: scale(1.05);
}

.logo-section h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 8px;
    letter-spacing: -0.025em;
    line-height: 1.2;
}

.welcome-text {
    color: #64748b;
    font-size: 1rem;
    font-weight: 500;
    margin: 0;
}

.form-group {
    margin-bottom: 24px;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 16px;
    color: #64748b;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

.input-wrapper input {
    width: 100%;
    padding: 9px 16px 9px 50px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    background-color: #f8fafc;
    font-size: 1.3rem;
    font-weight: 500;
    color: #1e293b;
    transition: all 0.3s ease;
    letter-spacing: 0.025em;
}

.input-wrapper input:focus {
    outline: none;
    border-color: #3b82f6;
    background-color: #ffffff;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.input-wrapper input:focus + .input-icon,
.input-wrapper input:focus ~ .input-icon {
    color: #3b82f6;
}

.input-wrapper:focus-within .input-icon {
    color: #3b82f6;
}

.login-button {
    width: 100%;
    padding: 16px 24px;
    color: white;
    border: 1px solid #fff;
    border-radius: 12px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.025em;
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: #00000000;
}

.login-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.login-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.2);
}

.login-button:hover::before {
    left: 100%;
}

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

.login-button i {
    transition: transform 0.3s ease;
}

.login-button:hover i {
    transform: translateX(4px);
}

.verification-badge {
    text-align: center;
    margin-top: 24px;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.verification-badge:hover {
    opacity: 1;
}

.verification-badge img {
    max-width: 100px;
    height: auto;
    filter: grayscale(0.2);
    transition: filter 0.3s ease;
}

.verification-badge:hover img {
    filter: grayscale(0);
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    .container-login {
        padding: 16px;
    }

    .login-card {
        padding: 32px 24px;
        border-radius: 16px;
        max-width: 400px;
    }

    .logo-section h1 {
        font-size: 1.5rem;
        line-height: 1.3;
    }

    .company-logo {
        width: 100px;
        margin-bottom: 16px;
    }
}

@media screen and (max-width: 480px) {
    .container-login {
        padding: 12px;
    }

    .login-card {
        padding: 28px 20px;
        border-radius: 12px;
    }

    .logo-section {
        margin-bottom: 32px;
    }

    .logo-section h1 {
        font-size: 1.3rem;
    }

    .form-group {
        margin-bottom: 20px;
    }

    .input-wrapper input {
        padding: 14px 14px 14px 46px;
        font-size: 0.95rem;
    }

    .input-icon {
        left: 14px;
        font-size: 1rem;
    }

    .login-button {
        padding: 14px 20px;
        font-size: 0.95rem;
    }
}

/* Animaciones adicionales
.form-group {
    animation: fadeInUp 0.6s ease-out;
    animation-fill-mode: both;
}

.form-group:nth-child(1) {
    animation-delay: 0.1s;
}

.form-group:nth-child(2) {
    animation-delay: 0.2s;
}

.login-button {
    animation: fadeInUp 0.6s ease-out 0.3s both;
}
 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Estados de carga */
.login-button.loading {
    pointer-events: none;
    opacity: 0.8;
}

.login-button.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid #ffffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 8px;
}

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