/* ========================================
   Layout - Navbar & Footer (Dark Theme)
   ======================================== */

/* --- Navbar --- */
.navbar-main {
    padding: 1rem 0;
    transition: all var(--transition-base);
    background: transparent;
    z-index: 1030;
}

.navbar-main.scrolled {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 0.6rem 0;
}

/* --- Brand Logo --- */
.navbar-main .brand-logo {
    height: 75px;
    width: auto;
    object-fit: contain;
    transition: height var(--transition-base);
}

.navbar-main.scrolled .brand-logo {
    height: 45px;
}

.navbar-main .nav-link {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
    padding: 0.5rem 1rem !important;
    transition: color var(--transition-fast);
    position: relative;
}

.navbar-main .nav-link:hover,
.navbar-main .nav-link.active {
    color: var(--text-primary);
}

.navbar-main .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 1rem;
    right: 1rem;
    height: 2px;
    background: var(--gradient-brand-horizontal);
    border-radius: 1px;
}

.navbar-main .dropdown-menu {
    background: var(--bg-secondary);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 0.5rem;
    margin-top: 0.5rem;
}

.navbar-main .dropdown-item {
    font-size: var(--text-sm);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
}

.navbar-main .dropdown-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.navbar-main .dropdown-divider {
    border-color: var(--border-subtle);
}

.navbar-main .btn-gradient {
    padding: 0.5rem 1.5rem;
    font-size: var(--text-sm);
}

.navbar-toggler {
    border: 1px solid var(--border-default);
    padding: 0.25rem 0.5rem;
    color: var(--text-primary);
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28241, 241, 243, 0.8%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

@media (max-width: 991.98px) {
    .navbar-main .brand-logo {
        height: 45px;
    }
    .navbar-main .navbar-collapse {
        background: var(--bg-secondary);
        border: 1px solid var(--border-default);
        border-radius: var(--radius-lg);
        padding: 1rem;
        margin-top: 0.5rem;
    }
}

@media (max-width: 575.98px) {
    .navbar-main .brand-logo {
        height: 40px;
    }
}

/* --- Footer --- */
.footer {
    background: var(--bg-secondary);
    color: var(--text-tertiary);
    border-top: 1px solid var(--border-subtle);
}

.footer-main {
    padding: 4rem 0 3rem;
}

.footer .footer-brand {
    margin-bottom: 1rem;
}

.footer .footer-brand img,
.footer .footer-brand .footer-logo {
    height: 4rem;
    width: auto;
    object-fit: contain;
    margin-bottom: 1rem;
}

@media (max-width: 767.98px) {
    .footer .footer-brand img,
    .footer .footer-brand .footer-logo {
        height: 3.5rem;
    }
}

.footer .footer-tagline {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    line-height: 1.6;
    max-width: 280px;
}

.footer .footer-social {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.footer .footer-social a {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
}

.footer .footer-social a:hover {
    background: var(--color-blue);
    border-color: var(--color-blue);
    color: #fff;
    box-shadow: var(--glow-blue);
}

.footer h6 {
    color: var(--text-primary);
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1.25rem;
}

.footer .footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer .footer-links li {
    margin-bottom: 0.625rem;
}

.footer .footer-links a {
    color: var(--text-tertiary);
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
}

.footer .footer-links a:hover {
    color: var(--text-primary);
}

.footer .footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    margin-bottom: 0.75rem;
    font-size: var(--text-sm);
}

.footer .footer-contact i {
    color: var(--color-blue);
    margin-top: 0.2rem;
}

.footer-bottom {
    padding: 1.5rem 0;
    position: relative;
}

.footer-bottom::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-brand-horizontal);
    opacity: 0.4;
}

.footer-bottom p {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    margin: 0;
}

.footer-bottom a {
    color: var(--text-tertiary);
    transition: color var(--transition-fast);
}

.footer-bottom a:hover {
    color: var(--text-primary);
}

/* --- Page Hero (inner pages) --- */
.page-hero {
    padding: 8rem 0 4rem;
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-brand-horizontal);
    opacity: 0.5;
}

.page-hero::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.page-hero h1 {
    font-size: var(--text-5xl);
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.page-hero p {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    max-width: 600px;
    position: relative;
    z-index: 1;
}

@media (max-width: 767.98px) {
    .page-hero {
        padding: 6rem 0 2.5rem;
    }
    .page-hero h1 {
        font-size: var(--text-2xl);
    }
    .page-hero::after {
        width: 300px;
        height: 300px;
        right: -30%;
    }
}