/* ========================================
   LOGIN PAGE
   ======================================== */

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #3da35d 0%, #2d8a4a 100%);
    position: relative;
    overflow: hidden;
}

/* Círculos decorativos */
.login-container::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    top: -250px;
    right: -250px;
    animation: float 6s ease-in-out infinite;
}

.login-container::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    bottom: -150px;
    left: -150px;
    animation: float 8s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

.login-box {
    background: white;
    border-radius: 24px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
    padding: 50px 40px;
    width: 450px;
    max-width: 90%;
    position: relative;
    z-index: 1;
    animation: slideUp 0.6s ease-out;
}

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

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

.login-logo img {
    height: 60px;
    width: auto;
    margin-bottom: 20px;
    animation: fadeIn 0.8s ease-out;
}

.login-logo h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.login-logo p {
    font-size: 15px;
    color: var(--gray-500);
}

.login-form {
    margin-top: 30px;
}

.form-group {
    margin-bottom: 25px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    padding-left: 50px;
    border: 2px solid var(--gray-200);
    border-radius: 12px;
    font-size: 15px;
    transition: var(--transition);
    font-family: inherit;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(61, 163, 93, 0.1);
}

.input-wrapper {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
    color: var(--gray-400);
}

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

.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 25px;
    font-size: 14px;
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-checkbox input {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

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

.form-link:hover {
    color: var(--primary-dark);
}

.login-button {
    width: 100%;
    padding: 16px;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 8px 20px rgba(61, 163, 93, 0.3);
}

.login-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(61, 163, 93, 0.4);
}

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

.login-footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid var(--gray-200);
    font-size: 13px;
    color: var(--gray-500);
}

.alert {
    padding: 14px 18px;
    border-radius: 12px;
    margin-bottom: 20px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

/* Loading spinner */
.btn-loading {
    position: relative;
    color: transparent !important;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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