/* Preloader Elegante */
.preloader-elegant {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #000000, #1A1A1A);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.preloader-content-elegant {
    text-align: center;
    color: white;
}

.preloader-logo {
    margin-bottom: 2rem;
}

.preloader-logo i {
    font-size: 4rem;
    color: #D4A017;
    animation: crown-pulse 2s ease-in-out infinite;
}

.preloader-text {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 3rem;
}

.preloader-text span {
    font-family: 'Playfair Display', serif;
    font-weight: 900;
    font-size: 2rem;
    color: #FFFFFF;
}

.preloader-text .subtitle {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    font-size: 1rem;
    color: #D4A017;
    letter-spacing: 2px;
}

.loading-bar-elegant {
    width: 300px;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
}

.loading-progress-elegant {
    height: 100%;
    background: linear-gradient(90deg, #D4A017, #F4D03F);
    border-radius: 3px;
    animation: loading-elegant 3s ease-in-out infinite;
}

@keyframes crown-pulse {
    0%, 100% { 
        transform: scale(1) rotate(0deg); 
    }
    50% { 
        transform: scale(1.1) rotate(5deg); 
    }
}

@keyframes loading-elegant {
    0% { width: 0%; }
    50% { width: 80%; }
    100% { width: 100%; }
}

/* Fondo Animado */
.background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(212, 160, 23, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(154, 3, 30, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(212, 160, 23, 0.05) 0%, transparent 50%);
    animation: particle-float 20s ease-in-out infinite;
}

.gradient-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(154, 3, 30, 0.3), rgba(212, 160, 23, 0.1));
}

@keyframes particle-float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

/* Contenedor Principal */
.login-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1;
}

/* Header del Login */
.login-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .7rem 4rem;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(212, 160, 23, 0.2);
}

/* Para pantallas grandes, el login-header-top actúa como contenedor invisible */
.login-header-top {
    display: contents; /* Los elementos se comportan como si no existiera el contenedor */
}

/* Contenedor del Formulario */
.login-form-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.login-card {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 3rem;
    width: 100%;
    max-width: 450px;
    border: 1px solid rgba(212, 160, 23, 0.2);
    box-shadow: var(--shadow-heavy);
    position: relative;
    overflow: hidden;
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gold-gradient);
}

/* Header del Card */
.login-header-card {
    text-align: center;
    margin-bottom: 2rem;
}

.login-icon {
    width: 80px;
    height: 80px;
    background: var(--gold-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-gold);
}

.login-icon i {
    font-size: 2rem;
    color: var(--black);
}

.login-title {
    font-family: var(--font-playfair);
    font-weight: 900;
    font-size: 2rem;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.login-subtitle {
    color: var(--off-white);
    opacity: 0.8;
    font-size: 1rem;
}

/* Formulario */
.login-form {
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

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

.input-icon {
    position: absolute;
    left: 1rem;
    color: var(--dark-gold);
    font-size: 1.1rem;
    z-index: 2;
}

.form-input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(212, 160, 23, 0.2);
    border-radius: 12px;
    color: var(--white);
    font-size: 1rem;
    transition: var(--transition-smooth);
    outline: none;
}

.form-input::placeholder {
    color: var(--off-white);
    opacity: 0.6;
}

.form-input:focus {
    border-color: var(--dark-gold);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.1);
}

.password-toggle {
    position: absolute;
    right: 1rem;
    background: none;
    border: none;
    color: var(--dark-gold);
    cursor: pointer;
    font-size: 1.1rem;
    transition: var(--transition-smooth);
}

.password-toggle:hover {
    color: var(--white);
}

/* Opciones del Formulario */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.checkbox-container input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(212, 160, 23, 0.3);
    border-radius: 4px;
    position: relative;
    transition: var(--transition-smooth);
}

.checkbox-container input[type="checkbox"]:checked + .checkmark {
    background: var(--gold-gradient);
    border-color: var(--dark-gold);
}

.checkbox-container input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--black);
    font-size: 0.8rem;
    font-weight: bold;
}

.checkbox-text {
    color: var(--off-white);
    font-size: 0.9rem;
}

.forgot-password {
    color: var(--dark-gold);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.forgot-password:hover {
    color: var(--white);
    text-decoration: underline;
}

/* Botón de Login */
.login-btn {
    width: 100%;
    padding: 1rem;
    background: var(--gold-gradient);
    border: none;
    border-radius: 12px;
    color: var(--black);
    font-family: var(--font-inter);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

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

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

.btn-loader {
    display: none;
}

.login-btn.loading .btn-text {
    display: none;
}

.login-btn.loading .btn-loader {
    display: block;
}

/* Notificaciones */
.notification-container {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 1000;
}

.notification {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(212, 160, 23, 0.3);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    margin-bottom: 1rem;
    color: var(--white);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transform: translateX(100%);
    transition: var(--transition-smooth);
    max-width: 300px;
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    border-color: #10B981;
}

.notification.error {
    border-color: #EF4444;
}

.notification i {
    font-size: 1.1rem;
}

.notification.success i {
    color: #10B981;
}

.notification.error i {
    color: #EF4444;
}

/* Responsive Design */
@media (max-width: 768px) {
    .login-header {
        padding: 0.5rem 1rem;
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
        align-items: stretch;
    }
    
    /* Primera fila: Logo y navegación */
    .login-header-top {
        display: flex !important; /* Forzar flex en responsive */
        justify-content: space-between;
        align-items: center;
        width: 100%;
    }
    
    .logo-text {
        display: none;
    }
    
    .header-nav {
        display: flex;
        justify-content: center;
        width: 100%;
        gap: 1rem;
        margin: 0;
    }
    
    .nav-link {
        font-size: 0.9rem;
        padding: 0.3rem 0.8rem;
    }
    
    .login-form-container {
        padding: 1rem;
    }
    
    .login-card {
        padding: 2rem;
    }
    
    .form-options {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .login-header {
        padding: 0.4rem 1rem;
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
        align-items: stretch;
    }
    
    /* Primera fila: Logo y navegación SIEMPRE en la misma línea */
    .login-header-top {
        display: flex !important; /* Forzar flex en responsive */
        justify-content: space-between;
        align-items: center;
        width: 100%;
        min-height: 40px;
    }
    
    .logo {
        flex-shrink: 0;
    }
    
    .logo-icon {
        width: 40px;
        height: 40px;
        flex-shrink: 0;
    }
    
    .logo-icon i {
        font-size: 1.2rem;
    }
    
    .logo-text {
        display: none;
    }
    
    .header-nav {
        flex-shrink: 0;
        display: flex;
        justify-content: space-around;
        width: 100%;
        gap: 0.5rem;
        margin: 0;
    }
    
    .nav-link {
        font-size: 0.8rem;
        padding: 0.2rem 0.5rem;
        white-space: nowrap;
        flex: 1;
        text-align: center;
    }
    
    .login-card {
        padding: 1.5rem;
    }
    
    .login-title {
        font-size: 1.5rem;
    }
}

/* Breakpoint específico para evitar problemas en pantallas muy pequeñas */
@media (max-width: 360px) {
    .login-header {
        padding: 0.3rem 0.5rem;
    }
    
    .nav-link {
        font-size: 0.7rem;
        padding: 0.2rem 0.3rem;
    }
}