/* =============================================
   NAVBAR.CSS — Estilos compartidos para navegación.
   ============================================= */

header {
    background-color: var(--header-bg, var(--card-bg, #ffffff));
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex: 1;
    justify-content: flex-end;
}

/* --- Logo --- */
.logo {
    font-family: var(--font-heading, 'Newsreader', serif);
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color, var(--nav-hover, #1a4da1));
    transition: color 0.3s;
}

[data-theme='dark'] .logo {
    color: var(--accent-color, #38bdf8);
}

/* --- Navegación --- */
nav ul {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

nav a {
    text-decoration: none;
    color: var(--text-color, #1a1a1a);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--primary-color, var(--nav-hover, #1a4da1));
}

[data-theme='dark'] nav a:hover {
    color: var(--accent-color, #38bdf8);
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color, var(--nav-hover, #1a4da1));
    transition: width 0.3s;
}

[data-theme='dark'] nav a::after {
    background-color: var(--accent-color, #38bdf8);
}

nav a:hover::after {
    width: 100%;
}

/* --- Controles (theme toggle, etc.) --- */
.controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.controls button {
    background: none;
    border: none;
    font-size: 1.2rem;
    color: var(--text-color);
    cursor: pointer;
}

#theme-toggle {
    background: none;
    border: 1px solid var(--accent-color, #0dccf2);
    color: var(--accent-color, #0dccf2);
    padding: 0.5rem;
    cursor: pointer;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

[data-theme='dark'] #theme-toggle {
    border-color: var(--accent-color, #38bdf8);
    color: var(--accent-color, #38bdf8);
}

#theme-toggle:hover {
    background-color: var(--accent-color, #0dccf2);
    color: white;
}

[data-theme='dark'] #theme-toggle:hover {
    background-color: var(--accent-color, #38bdf8);
}

/* --- Estilos Menú Móvil --- */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-color, #1a1a1a);
    cursor: pointer;
    z-index: 1001;
}

.nav-icon {
    display: none;
}

@media (max-width: 768px) {
    header {
        flex-direction: row;
        gap: 0;
    }

    .mobile-menu-btn {
        display: block;
        margin-left: auto;
    }

    .nav-wrapper {
        position: fixed;
        top: 0;
        right: -100%;
        width: 250px;
        height: 100vh;
        background-color: var(--card-bg, #f8f9fa);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        display: flex;
        flex-direction: column;
        padding: 5rem 2rem 2rem;
        transition: right 0.3s ease;
        z-index: 999;
        justify-content: flex-start;
        /* Ensure elements flow from top */
    }

    .nav-wrapper.active {
        right: 0;
    }

    nav ul {
        flex-direction: column;
        gap: 1.5rem;
        align-items: flex-start;
    }

    .controls {
        margin-top: 2rem;
        flex-direction: row;
        justify-content: flex-start;
    }

    .nav-icon {
        display: inline-block;
        margin-right: 0.8rem;
        width: 20px;
        text-align: center;
        color: var(--accent-color, var(--primary-color, #0dccf2));
    }
}