/* ============================================================
   LOMCOS - Corporate Navbar
   Floating island style with Bootstrap 5 + custom enhancements
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Poppins:wght@600;700;800&display=swap');

/* --- CSS Variables --- */
:root {
    --nav-bg: #ffffff;
    --nav-shadow: 0 8px 32px rgba(15, 23, 42, 0.08);
    --nav-border: rgba(226, 232, 240, 0.7);
    --nav-radius: 40px;
    --nav-top: 20px;
    --nav-padding: 10px 28px;
    --link-color: #334155;
    --link-hover: #2563EB;
    --link-active-bg: rgba(37, 99, 235, 0.08);
    --dropdown-shadow: 0 24px 48px rgba(15, 23, 42, 0.12);
    --dropdown-radius: 18px;
    --accent-blue: #2563EB;
    --accent-green: #22C55E;
    --btn-book-bg: #0F172A;
    --font-body: 'Inter', sans-serif;
    --transition-fast: all 0.18s ease-out;
    --transition-medium: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================================
   NAVBAR WRAPPER
   ============================================================ */
#main-navbar {
    position: fixed;
    top: var(--nav-top);
    left: 50%;
    transform: translateX(-50%);
    width: 94%;
    max-width: 1160px;
    z-index: 1050;
    background: var(--nav-bg);
    border-radius: var(--nav-radius);
    border: 1px solid var(--nav-border);
    box-shadow: var(--nav-shadow);
    padding: var(--nav-padding);
    transition: var(--transition-medium);
    font-family: var(--font-body);
}

#main-navbar.scrolled {
    --nav-top: 12px;
    top: 12px;
    box-shadow: 0 12px 40px rgba(15, 23, 42, 0.13);
}

/* Inner flex row */
#main-navbar .nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0;
    min-height: 54px;
}

/* ============================================================
   LOGO
   ============================================================ */
.navbar-brand-logo {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    text-decoration: none;
}

.navbar-brand-logo img {
    height: 36px;
    width: auto;
    display: block;
}

/* ============================================================
   DESKTOP LINKS 
   ============================================================ */
.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 4px;
}

.nav-menu>li {
    position: relative;
}

.nav-menu>li>a,
.nav-menu>li>.nav-trigger,
.nav-menu>li>.nav-link-item {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 8px 14px;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--link-color);
    text-decoration: none;
    cursor: pointer;
    border: none;
    background: none;
    transition: var(--transition-fast);
    white-space: nowrap;
    line-height: 1.4;
    font-family: var(--font-body);
}

.nav-menu>li>a:hover,
.nav-menu>li>.nav-trigger:hover,
.nav-menu>li>.nav-link-item:hover {
    color: var(--link-hover);
    background: var(--link-active-bg);
}

.nav-menu>li>a.active,
.nav-menu>li>.nav-trigger.active,
.nav-menu>li>.nav-link-item.active {
    color: var(--link-hover);
    background: var(--link-active-bg);
    font-weight: 600;
}

/* Chevron icon in trigger */
.nav-trigger .chevron-icon {
    width: 14px;
    height: 14px;
    stroke: currentColor;
    fill: none;
    transition: transform 0.25s ease;
    flex-shrink: 0;
    stroke-width: 2.5;
}

.nav-menu>li:hover>.nav-trigger .chevron-icon,
.nav-menu>li.open>.nav-trigger .chevron-icon {
    transform: rotate(180deg);
}

/* ============================================================
   MEGA / DROPDOWN MENU
   ============================================================ */
.dropdown-nav {
    position: absolute;
    top: calc(100% + 14px);
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    background: #fff;
    border-radius: var(--dropdown-radius);
    border: 1px solid rgba(226, 232, 240, 0.8);
    box-shadow: var(--dropdown-shadow);
    min-width: 600px;
    /* Wider for grid */
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0s 0.22s;
    z-index: 1100;
}

.dd-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

/* Hover bridge */
.dropdown-nav::before {
    content: '';
    position: absolute;
    top: -16px;
    left: 0;
    right: 0;
    height: 16px;
}

.nav-menu>li:hover>.dropdown-nav,
.nav-menu>li.open>.dropdown-nav {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0s 0s;
}

/* Dropdown items */
.dd-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 11px 14px;
    border-radius: 12px;
    text-decoration: none;
    color: var(--link-color);
    transition: var(--transition-fast);
}

.dd-item:hover {
    background: #f8fafc;
    color: var(--accent-blue);
    transform: translateX(4px);
}

.dd-item:hover .dd-icon {
    background: #dbeafe;
    color: var(--accent-blue);
}

.dd-icon {
    width: 40px;
    height: 40px;
    border-radius: 11px;
    background: #f1f5f9;
    color: #64748b;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition-fast);
}

.dd-icon svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
}

.dd-text-group h6 {
    font-size: 0.875rem;
    font-weight: 600;
    margin: 0 0 2px;
    color: inherit;
}

.dd-text-group p {
    font-size: 0.75rem;
    color: #94a3b8;
    margin: 0;
    line-height: 1.4;
}

.dd-divider {
    height: 1px;
    background: #f1f5f9;
    margin: 6px 4px;
}

/* ============================================================
   CTA BUTTON
   ============================================================ */
.btn-book-call {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--btn-book-bg);
    color: #fff !important;
    font-weight: 600;
    font-size: 0.875rem;
    padding: 10px 22px;
    border-radius: 30px;
    text-decoration: none;
    white-space: nowrap;
    border: none;
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: var(--font-body);
    flex-shrink: 0;
}

.btn-book-call:hover {
    background: #1e293b;
    transform: scale(1.03);
    box-shadow: 0 6px 20px rgba(15, 23, 42, 0.2);
}

.btn-book-call svg {
    width: 15px;
    height: 15px;
    stroke: #fff;
    fill: none;
    stroke-width: 2.2;
    flex-shrink: 0;
}

/* ============================================================
   MOBILE HAMBURGER TOGGLE
   ============================================================ */
.navbar-toggler-custom {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 42px;
    height: 42px;
    border: none;
    background: #f1f5f9;
    border-radius: 10px;
    cursor: pointer;
    gap: 5px;
    padding: 0;
    flex-shrink: 0;
    transition: var(--transition-fast);
}

.navbar-toggler-custom:hover {
    background: #e2e8f0;
}

.toggler-bar {
    display: block;
    width: 20px;
    height: 2px;
    background: #334155;
    border-radius: 2px;
    transition: all 0.25s ease;
    transform-origin: center;
}

.navbar-toggler-custom.open .toggler-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.navbar-toggler-custom.open .toggler-bar:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.navbar-toggler-custom.open .toggler-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ============================================================
   MOBILE DRAWER
   ============================================================ */
#mobile-drawer {
    display: none;
    position: fixed;
    top: 0;
    right: -100%;
    width: min(340px, 85vw);
    height: 100dvh;
    background: #fff;
    box-shadow: -8px 0 40px rgba(15, 23, 42, 0.12);
    z-index: 1200;
    transition: right 0.32s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    padding: 0;
    flex-direction: column;
}

#mobile-drawer.open {
    right: 0;
}

/* Drawer header */
.drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px;
    border-bottom: 1px solid #f1f5f9;
}

.drawer-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f1f5f9;
    border: none;
    border-radius: 9px;
    cursor: pointer;
    color: #64748b;
    transition: var(--transition-fast);
}

.drawer-close:hover {
    background: #e2e8f0;
    color: #0f172a;
}

.drawer-close svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
}

/* Drawer nav */
.drawer-nav {
    padding: 12px;
    flex: 1;
}

.drawer-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 13px 16px;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--link-color);
    text-decoration: none;
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    font-family: var(--font-body);
    transition: var(--transition-fast);
}

.drawer-link:hover,
.drawer-link.active {
    background: var(--link-active-bg);
    color: var(--link-hover);
}

.drawer-link svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.drawer-link.sub-open svg {
    transform: rotate(180deg);
}

/* Drawer sub-items */
.drawer-sub {
    display: none;
    padding: 4px 0 4px 12px;
}

.drawer-sub.open {
    display: block;
}

.drawer-sub-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: 10px;
    font-size: 0.875rem;
    color: #64748b;
    text-decoration: none;
    transition: var(--transition-fast);
}

.drawer-sub-item:hover {
    background: #f8fafc;
    color: var(--accent-blue);
}

.drawer-sub-icon {
    width: 32px;
    height: 32px;
    background: #f1f5f9;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.drawer-sub-icon svg {
    width: 15px;
    height: 15px;
    stroke: #64748b;
    fill: none;
    stroke-width: 2;
}

.drawer-footer {
    padding: 16px 22px 28px;
    border-top: 1px solid #f1f5f9;
}

.drawer-footer .btn-book-call {
    width: 100%;
    justify-content: center;
}

/* Backdrop */
#drawer-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.35);
    backdrop-filter: blur(3px);
    z-index: 1199;
    opacity: 0;
    transition: opacity 0.3s ease;
}

#drawer-backdrop.open {
    opacity: 1;
}

/* ============================================================
   PAGE BODY OFFSET (space for floating navbar)
   ============================================================ */
.navbar-offset {
    padding-top: 110px;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 991px) {
    .nav-menu {
        display: none;
    }

    .navbar-toggler-custom {
        display: flex;
    }

    #mobile-drawer {
        display: flex;
    }

    #main-navbar {
        width: 92%;
        padding: 10px 20px;
        --nav-radius: 28px;
    }

    #main-navbar .nav-inner {
        min-height: 50px;
    }
}

@media (max-width: 575px) {
    #main-navbar {
        width: 95%;
        top: 12px;
        padding: 8px 16px;
        --nav-radius: 20px;
    }

    .btn-book-call {
        display: none;
        /* hidden on very small screens — shown in drawer */
    }
}

@media (min-width: 992px) {
    .navbar-toggler-custom {
        display: none;
    }

    #mobile-drawer {
        display: none !important;
    }
}