/* Estilos comunes */
:root {
    --color1: #A3B4BF;
    --color2: #034001;
    --color3: #022601;
    --color4: #317302;
    --color5: #BFBA69;
    --dark: #121212;
    --darker: #0A0A0A;
    --light: #F0F0F0;
    --card-bg: rgba(30, 30, 30, 0.7);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(135deg, var(--color3), var(--darker));
    color: var(--light);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Menú Superior */
.navbar {
    background: rgba(2, 38, 1, 0.9);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 2rem;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    border-bottom: 1px solid var(--color4);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color5);
}

.logo i {
    color: var(--color4);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--color1);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a.active, .nav-links a:hover {
    background: rgba(49, 115, 2, 0.2);
    color: var(--color5);
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--color5);
    border-radius: 3px;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.user-actions {
    display: flex;
    gap: 1rem;
}

.user-actions i {
    font-size: 1.3rem;
    color: var(--color1);
    cursor: pointer;
    transition: color 0.3s ease;
}

.user-actions i:hover {
    color: var(--color5);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    cursor: pointer;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color4);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: var(--light);
}

/* Contenedor principal de páginas */
.page-container {
    display: none;
    padding: 6rem 2rem 2rem;
    min-height: 100vh;
}

.page-container.active {
    display: block;
}

.page-title {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--color5);
    text-align: center;
    position: relative;
    padding-bottom: 15px;
}

.page-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: var(--color4);
}

/* Estilos para la página de login */
#login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, var(--color3), #000), 
                 url('https://images.unsplash.com/photo-1593111774240-d529f12e7c0b?ixlib=rb-4.0.3') no-repeat center center;
    background-size: cover;
    background-blend-mode: multiply;
}

.login-container {
    background: rgba(2, 38, 1, 0.85);
    border-radius: 15px;
    padding: 2.5rem;
    width: 100%;
    max-width: 450px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(49, 115, 2, 0.3);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.login-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, var(--color4), transparent);
    animation: animate 6s linear infinite;
    z-index: -1;
}

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

.login-title {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--color5);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.input-group {
    position: relative;
}

.input-group i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color1);
}

.input-group input {
    width: 100%;
    padding: 12px 15px 12px 45px;
    background: rgba(30, 30, 30, 0.5);
    border: 1px solid rgba(49, 115, 2, 0.3);
    border-radius: 8px;
    color: var(--light);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.input-group input:focus {
    outline: none;
    border-color: var(--color4);
    box-shadow: 0 0 10px rgba(49, 115, 2, 0.5);
}

.login-btn {
    background: linear-gradient(90deg, var(--color4), var(--color5));
    color: var(--color3);
    border: none;
    padding: 12px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.login-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(191, 186, 105, 0.4);
}

.login-footer {
    margin-top: 1.5rem;
    color: var(--color1);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 576px) {
    .login-container {
        padding: 2rem 1.5rem;
    }
    
    .login-title {
        font-size: 1.8rem;
    }
    
    .input-group input {
        padding: 12px 15px 12px 40px;
    }
}