/* ====== Header y Navbar ====== */
header {
    background: rgba(20, 33, 61, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--color-white);
    border-bottom: 4px solid var(--color-secondary);
    position: sticky;
    top: 0;
    z-index: var(--z-index-header);
    padding: 0;
    margin: 0;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-slow) ease;
    -webkit-transition: all var(--transition-slow) ease;
}

header.scrolled {
    background: rgba(20, 33, 61, 0.95);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    box-shadow: var(--shadow-xl);
}

.navbar-jabrascan {
    background-color: transparent;
    padding: var(--spacing-md) var(--spacing-xxl) 1.25rem var(--spacing-xxl);
    overflow: visible;
}

.navbar-jabrascan .navbar-nav {
    gap: 0.7rem;
}

.navbar-jabrascan .nav-item {
    margin-bottom: 0.2rem;
    margin-right: 0.2rem;
    margin-left: 0.2rem;
}

.navbar-jabrascan .nav-separator {
    align-self: center;
}

.navbar-jabrascan .nav-search.form-control {
    min-width: 220px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(252, 163, 17, 0.4);
    color: var(--color-white);
    margin-right: var(--spacing-sm);
    margin-left: 0.2rem;
}

.nav-search::placeholder {
    color: rgba(255, 255, 255, 0.8);
}

.nav-search:focus {
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    border-color: rgba(252, 163, 17, 0.8);
    box-shadow: 0 0 0 0.15rem rgba(252, 163, 17, 0.25);
}

.navbar-jabrascan .navbar-brand {
    font-size: var(--font-size-xxxl);
    font-weight: 700;
    color: var(--color-white);
    gap: 0.75rem;
}

.navbar-jabrascan .navbar-brand:hover,
.navbar-jabrascan .navbar-brand:focus {
    color: var(--color-secondary);
}

.navbar-jabrascan .navbar-brand-logo {
    width: 44px;
    height: 44px;
    border-radius: var(--border-radius-full);
    border: 2px solid rgba(252, 163, 17, 0.8);
    object-fit: cover;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
}

.navbar-jabrascan .brand-text {
    display: inline-flex;
    flex-direction: column;
    line-height: 1.1;
}

.navbar-jabrascan .nav-link {
    color: var(--color-secondary);
    font-weight: bold;
    transition: all var(--transition-slow) ease;
    -webkit-transition: all var(--transition-slow) ease;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    position: relative;
}

.navbar-jabrascan .nav-link.active {
    color: var(--color-white);
    background: rgba(252, 163, 17, 0.2);
    text-shadow: var(--shadow-glow);
    transform: scale(1.05);
    -webkit-transform: scale(1.05);
}

.navbar-jabrascan .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10%;
    right: 10%;
    height: 3px;
    background: var(--color-secondary);
    border-radius: 2px;
    box-shadow: 0 0 10px var(--color-secondary);
}

.navbar-jabrascan .nav-link:hover,
.navbar-jabrascan .nav-link:focus {
    color: var(--color-white);
    background: rgba(252, 163, 17, 0.1);
    text-shadow: 0 0 5px var(--color-secondary);
    transform: scale(1.03);
    -webkit-transform: scale(1.03);
}

.navbar-jabrascan .nav-link.inactive {
    display: none;
}

.navbar-jabrascan .nav-item.position-relative {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    overflow: visible;
    padding-bottom: 0.25rem;
}

.navbar-jabrascan .dropdown-menu {
    background: var(--color-blue);
    border: 1px solid rgba(252, 163, 17, 0.3);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
    padding: var(--spacing-sm);
}

.navbar-jabrascan .dropdown-menu::before {
    content: "";
    position: absolute;
    top: -10px;
    right: var(--spacing-lg);
    width: 18px;
    height: 10px;
    background: linear-gradient(135deg, transparent 50%, var(--color-blue) 50%), linear-gradient(225deg, transparent 50%, var(--color-blue) 50%);
    filter: drop-shadow(0 -2px 2px rgba(0, 0, 0, 0.35));
}

.navbar-jabrascan .dropdown-item {
    color: var(--color-secondary);
    font-weight: 600;
    border-radius: var(--border-radius-md);
    padding: 0.6rem var(--spacing-md);
    transition: all var(--transition-slow) ease;
    -webkit-transition: all var(--transition-slow) ease;
}

.navbar-jabrascan .dropdown-item:hover,
.navbar-jabrascan .dropdown-item:focus {
    background: rgba(252, 163, 17, 0.2);
    color: var(--color-white);
    transform: translateX(4px);
    -webkit-transform: translateX(4px);
    box-shadow: 0 2px 8px rgba(252, 163, 17, 0.3);
}

.navbar-jabrascan .dropdown-item:active {
    background: rgba(252, 163, 17, 0.3);
}

.navbar-jabrascan .dropdown-toggle.show {
    color: var(--color-white);
    background: rgba(252, 163, 17, 0.2);
    border-radius: var(--border-radius-md);
}

.navbar-jabrascan .dropdown-divider {
    border-top-color: rgba(255, 255, 255, 0.1);
}

.navbar-toggler {
    border-color: rgba(255, 255, 255, 0.3);
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.15rem rgba(252, 163, 17, 0.4);
}

/* Dropdown navegación */
.dropdown-mainnav {
    position: relative;
    display: inline-block;
}

.dropbtn-mainnav {
    background-color: transparent;
    border: none;
    cursor: pointer;
    font-size: inherit;
    padding: 0;
    color: var(--color-white);
}

.dropdown-mainnav-content {
    display: none;
    position: absolute;
    background-color: var(--color-light-gray-bg);
    min-width: 160px;
    z-index: var(--z-index-dropdown);
    box-shadow: 0px 8px 16px rgba(0, 0, 0, 0.2);
}

.dropdown-mainnav-content a {
    color: var(--color-black);
    padding: 10px 16px;
    text-decoration: none;
    display: block;
}

.dropdown-mainnav-content a:hover {
    background-color: var(--color-light-gray-alt);
}

.dropdown-mainnav:hover .dropdown-mainnav-content {
    display: block;
}

/* Último capítulo leído */
.main-ultimoCapituloleido {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
    font-family: var(--font-family-base);
    font-size: 0.55rem;
    color: rgba(252, 163, 17, 0.65);
    padding: 0;
    margin-top: 0.1rem;
    background: transparent;
    border-radius: 0;
    z-index: var(--z-index-dropdown);
    pointer-events: none;
    line-height: 1;
    font-weight: 300;
    letter-spacing: 0.02em;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.main-ultimoCapituloleido:empty {
    display: none;
}

/* Brand iconos */
.brand-iconos {
    margin-left: var(--spacing-sm);
    transition: opacity var(--transition-slow) ease;
    background: transparent;
    border: none;
}

.user-avatar {
    max-width: 4em;
    background-color: var(--color-light-gray);
}