/*
 * navigation.css — Global Header, Navigation & Footer
 * Digital Apache v3
 *
 * PURPOSE: Header, top bar, main navigation (desktop base),
 * footer layout, and floating elements (WhatsApp).
 *
 * DEPENDENCIES: tokens.css → layout.css → components.css → navigation.css
 * LOAD ORDER: Sixth.
 */

/* ============================================
   TOP BAR
============================================ */

.top-bar {
    background-color: var(--color-dark);
    color: var(--color-white);
    height: var(--nav-height-topbar);
    display: flex;
    align-items: center;
    font-size: var(--text-xs);
    letter-spacing: var(--tracking-wide);
    border-bottom: 1px solid var(--color-border-dark);
}

/* Top Bar Layout */
.top-bar__left {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.top-bar__center {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    min-width: 0;
}

.top-bar__right {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.top-bar__phone {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-white);
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    text-decoration: none;
    transition: var(--transition-base);
}

.top-bar__phone:hover {
    color: var(--color-primary);
}

.top-bar__phone i {
    color: var(--color-primary);
}

.top-bar__badge {
    background-color: var(--color-secondary);
    color: var(--color-white);
    font-size: var(--text-xs);
    font-weight: var(--weight-bold);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-pill);
    letter-spacing: var(--tracking-wide);
}

.top-bar__tagline {
    color: var(--color-white);
    font-size: var(--text-xs);
    opacity: 0.84;
}

.top-bar__status-label {
    color: var(--color-accent);
    font-weight: var(--weight-bold);
    font-size: var(--text-xs);
    letter-spacing: var(--tracking-wide);
}

.top-bar__status-text {
    color: var(--color-white);
    font-size: var(--text-xs);
    opacity: 0.84;
}

/* ============================================
   HEADER (Sticky Base)
============================================ */

.header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background-color: var(--color-white);
    box-shadow: var(--shadow-md);
    border-bottom: 1px solid var(--color-border);
    height: var(--nav-height-main);
    display: flex;
    align-items: center;
    transition: var(--transition-base);
}

.header__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    gap: var(--space-8);
}

.header__logo img {
    max-height: var(--space-10);
    width: auto;
    display: block;
}

.header__brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: var(--space-1);
    text-decoration: none;
}

.header__tagline {
    font-size: var(--text-xs);
    color: var(--color-secondary);
    font-style: italic;
    letter-spacing: var(--tracking-wide);
    line-height: var(--leading-tight);
    text-transform: uppercase;
}

/* ============================================
   MAIN NAVIGATION (Desktop Base)
   Mobile collapsing handled in responsive.css
============================================ */

.nav-main__list {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-main__item {
    position: relative;
    display: flex;
    align-items: center;
}

.nav-main__link {
    color: var(--color-text-dark);
    font-weight: var(--weight-semibold);
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    padding: var(--space-3) 0;
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    line-height: var(--leading-tight);
    position: relative;
    text-decoration: none;
    transition: var(--transition-base);
}

.nav-main__link::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 2px;
    border-radius: var(--radius-pill);
    background-color: var(--color-secondary);
    transform: scaleX(0);
    transform-origin: left center;
    transition: var(--transition-base);
}

.nav-main__link:hover,
.nav-main__item--active>.nav-main__link,
.nav-main__link--active {
    color: var(--color-secondary);
}

.nav-main__link:hover::after,
.nav-main__item--active>.nav-main__link::after,
.nav-main__link--active::after {
    transform: scaleX(1);
}

/* Nav CTA margin adjustment */
.nav-main__item--cta {
    margin-left: var(--space-2);
}

.nav-main__item--cta>.nav-main__link {
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-pill);
    background-color: var(--color-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.nav-main__item--cta>.nav-main__link::after {
    content: none;
}

.nav-main__item--cta>.nav-main__link:hover,
.nav-main__item--cta.nav-main__item--active>.nav-main__link,
.nav-main__item--cta>.nav-main__link--active {
    color: var(--color-white);
    background-color: var(--color-dark);
    box-shadow: var(--shadow-md);
}

/* ============================================
   DROPDOWN (Services)
============================================ */

.nav-main__submenu {
    position: absolute;
    top: calc(100% + var(--space-3));
    left: 0;
    min-width: 260px;
    background-color: var(--color-white);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-3) 0;
    z-index: var(--z-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(var(--space-2));
    transition: var(--transition-base);
    list-style: none;
    margin: 0;
    overflow: hidden;
}

.nav-main__item:hover>.nav-main__submenu,
.nav-main__item.is-focused>.nav-main__submenu,
.nav-main__item.is-open>.nav-main__submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-main__subitem {
    display: block;
}

.nav-main__sublink {
    display: block;
    padding: var(--space-3) var(--space-6);
    color: var(--color-text-body);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    white-space: nowrap;
    transition: var(--transition-base);
    text-decoration: none;
}

.nav-main__sublink:hover,
.nav-main__sublink--active {
    color: var(--color-secondary);
    background-color: var(--color-bg-light);
}

.nav-main__dropdown-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: var(--space-8);
    height: var(--space-8);
    margin-left: var(--space-2);
    border: 0;
    background: none;
    color: var(--color-text-dark);
    cursor: pointer;
    transition: var(--transition-base);
}

.nav-main__dropdown-toggle:hover,
.nav-main__dropdown-toggle:focus-visible {
    color: var(--color-secondary);
}

.nav-main__chevron {
    font-size: var(--text-xs);
    transition: transform var(--duration-normal) var(--ease-default);
}

.nav-main__item.is-open .nav-main__chevron,
.nav-main__item.is-focused .nav-main__chevron,
.nav-main__item:hover .nav-main__chevron {
    transform: rotate(180deg);
}

/* ============================================
   MOBILE MENU TRIGGERS & OVERLAY
============================================ */

.open-nav {
    background: none;
    border: none;
    color: var(--color-text-dark);
    font-size: var(--text-2xl);
    cursor: pointer;
    display: none;
    /* Hidden on desktop */
}

.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-black);
    z-index: var(--z-overlay);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
}

.nav-overlay.is-active {
    opacity: 0.5;
    visibility: visible;
}

/* ============================================
   FOOTER
============================================ */

.footer {
    background-color: var(--color-bg-footer);
    padding-top: var(--section-padding-y);
    padding-bottom: var(--space-8);
    color: var(--color-text-body);
}

.footer__title {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    color: var(--color-text-dark);
    font-weight: var(--weight-bold);
    margin-bottom: var(--space-6);
}

.footer .footer__col-subheading {
    font-weight: var(--weight-bold);
    color: var(--color-text-muted);
    margin: 0 0 var(--space-3);
}

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

.footer__list-item {
    margin-bottom: var(--space-3);
}

.footer__link {
    color: var(--color-text-body);
    font-size: var(--text-base);
    transition: var(--transition-base);
}

.footer__link:hover {
    color: var(--color-secondary);
}

.footer__contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    font-size: var(--text-base);
}

.footer__contact-icon {
    color: var(--color-secondary);
    font-size: var(--text-lg);
    margin-top: var(--space-1);
}

.footer__bottom {
    margin-top: var(--space-12);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border-dark);
    text-align: center;
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

/* Footer Social Buttons */
.footer__social {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-top: var(--space-4);
}

.footer__social-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-5);
    border-radius: var(--radius-pill);
    color: var(--color-white);
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    transition: var(--transition-base);
    text-decoration: none;
}

.footer__social-link:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.footer__social-link i {
    font-size: var(--text-lg);
}

.footer__social-link--linkedin {
    background-color: #0077b5;
}

.footer__social-link--facebook {
    background-color: #1877f2;
}

.footer__social-link--instagram {
    background: linear-gradient(45deg,
            #f09433,
            #e6683c,
            #dc2743,
            #cc2366,
            #bc1888);
}

/* ============================================
   FLOATING ELEMENTS (WhatsApp)
============================================ */

.floating-contact {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    z-index: var(--z-toast);
    width: var(--space-16);
    height: var(--space-16);
    background-color: var(--color-whatsapp);
    color: var(--color-white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-3xl);
    box-shadow: var(--shadow-lg);
    transition: var(--transition-base);
}

.floating-contact:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

/* End of navigation.css */