@import url('base.css');

/* Estilos específicos para la página de login */
body {
    background: var(--white);
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 15px;
    overflow: hidden;
    position: relative;
}

/* Fondo decorativo con gradientes sutiles */
body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(0, 157, 128, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 107, 87, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(87, 87, 86, 0.03) 0%, transparent 50%);
    z-index: -1;
}

.login-container {
    background: var(--white);
    border-radius: 24px;
    padding: 40px 35px;
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.08),
        0 0 0 1px rgba(0, 157, 128, 0.1);
    width: 100%;
    max-width: 420px;
    text-align: center;
    animation: slideInUp 0.8s ease-out;
    position: relative;
    backdrop-filter: blur(10px);
}

.login-header {
    margin-bottom: 35px;
}

.login-header h1 {
    color: var(--fft-primaryGray);
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.login-header p {
    color: var(--fft-primaryGray);
    font-size: 1rem;
    margin: 0;
    opacity: 0.85;
    font-weight: 500;
}

.login-header p:last-child {
    font-size: 0.9rem;
    margin-top: 10px;
    opacity: 0.7;
    font-weight: 400;
}

.form-group {
    margin-bottom: 22px;
    text-align: left;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--fft-primaryGray);
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input {
    width: 100%;
    padding: 15px 18px;
    border: 2px solid var(--fft-secondaryGray2);
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-sizing: border-box;
    background: var(--white);
    color: var(--fft-primaryGray);
    font-weight: 500;
}

.form-group input:focus {
    outline: none;
    border-color: var(--fft-primaryGreen);
    box-shadow: 
        0 0 0 4px rgba(0, 157, 128, 0.1),
        0 8px 25px rgba(0, 157, 128, 0.15);
    transform: translateY(-2px);
}

.form-group input::placeholder {
    color: var(--fft-primaryGray);
    opacity: 0.5;
    font-weight: 400;
}

.form-group input:focus::placeholder {
    opacity: 0.3;
    transform: translateX(5px);
}

.btn-login {
    width: 100%;
    background: linear-gradient(135deg, var(--fft-primaryGreen) 0%, var(--fft-secondaryGreen) 100%);
    color: var(--white);
    padding: 16px;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    margin-top: 15px;
    box-shadow: 
        0 8px 25px rgba(0, 157, 128, 0.3),
        0 0 0 1px rgba(0, 157, 128, 0.1);
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.btn-login::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 0.6s;
}

.btn-login:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 
        0 15px 35px rgba(0, 157, 128, 0.4),
        0 0 0 1px rgba(0, 157, 128, 0.2);
}

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

.btn-login:active {
    transform: translateY(-1px) scale(1.01);
}

.error-message {
    background: linear-gradient(135deg, #fee 0%, #fcc 100%);
    color: #c33;
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    border-left: 4px solid #c33;
    text-align: left;
    box-shadow: 0 4px 15px rgba(204, 51, 51, 0.1);
    animation: shake 0.5s ease-in-out;
}

.success-message {
    background: linear-gradient(135deg, #efe 0%, #dfd 100%);
    color: #363;
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    border-left: 4px solid #363;
    text-align: left;
    box-shadow: 0 4px 15px rgba(51, 102, 51, 0.1);
    animation: slideInDown 0.5s ease-out;
}

.login-footer {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 2px solid var(--fft-secondaryGray1);
}

.login-footer p {
    color: var(--fft-primaryGray);
    font-size: 0.95rem;
    margin: 0;
    opacity: 0.8;
    font-weight: 500;
}

.login-footer a {
    color: var(--fft-primaryGreen);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
}

.login-footer a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--fft-primaryGreen), var(--fft-secondaryGreen));
    transition: width 0.3s ease;
}

.login-footer a:hover {
    color: var(--fft-secondaryGreen);
}

.login-footer a:hover::after {
    width: 100%;
}

/* Animaciones mejoradas */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Estados de validación */
.form-group input:invalid {
    border-color: #dc3545;
}

.form-group input:valid {
    border-color: var(--fft-primaryGreen);
}

/* Loading state para el botón */
.btn-login.loading {
    background: var(--fft-primaryGray);
    cursor: not-allowed;
    pointer-events: none;
}

.btn-login.loading::after {
    content: '';
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--white);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s ease-in-out infinite;
    margin-left: 10px;
}

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

/* Responsive mejorado */
@media (max-width: 480px) {
    body {
        padding: 10px;
    }
    
    .login-container {
        padding: 30px 25px;
        max-width: 100%;
        border-radius: 20px;
    }
    
    .login-header h1 {
        font-size: 1.8rem;
    }
    
    .login-header p {
        font-size: 0.9rem;
    }
    
    .login-header p:last-child {
        font-size: 0.85rem;
    }
    
    .btn-login {
        padding: 14px;
        font-size: 1rem;
    }
    
    .form-group input {
        padding: 12px 15px;
        font-size: 0.95rem;
    }
}

/* Efectos de partículas decorativas */
.login-container::after {
    content: '';
    position: absolute;
    top: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: radial-gradient(circle, rgba(0, 157, 128, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(180deg); }
}

/* Efecto de brillo en el borde superior */
.login-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, 
        var(--fft-primaryGreen) 0%, 
        var(--fft-secondaryGreen) 25%, 
        var(--fft-primaryGray) 50%, 
        var(--fft-secondaryGreen) 75%, 
        var(--fft-primaryGreen) 100%);
    border-radius: 24px 24px 0 0;
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}