/* =============================================================
   JAI AMBEY ROADLINE — navbar.css
   Sticky navbar, transparent hero state, scrolled white state
   ============================================================= */

/* ---------------------------------------------------------------
   1. SITE HEADER WRAPPER
--------------------------------------------------------------- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    display: flex;
    flex-direction: column-reverse; /* top-bar above nav visually */
    transition: all var(--transition-base);
}

/* ---------------------------------------------------------------
   2. TOP INFO BAR
--------------------------------------------------------------- */
.top-bar {
    background: var(--color-secondary-dark);
    padding: 0.4rem 0;
    font-size: var(--fs-xs);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: all var(--transition-base);
}

.top-bar-inner {
    min-height: 34px;
}

.top-bar-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: rgba(255,255,255,0.72);
    font-size: var(--fs-xs);
    font-family: var(--font-secondary);
    text-decoration: none;
    transition: color var(--transition-base);
}

.top-bar-link:hover {
    color: var(--color-white);
}

.top-bar-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    color: rgba(255,255,255,0.55);
    font-size: var(--fs-xs);
    font-family: var(--font-secondary);
}

.top-bar-social {
    border-left: 1px solid rgba(255,255,255,0.1);
    padding-left: 0.75rem;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    color: rgba(255,255,255,0.55);
    background: rgba(255,255,255,0.06);
    transition: all var(--transition-base);
    text-decoration: none;
}

.social-link:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

/* ---------------------------------------------------------------
   3. MAIN NAVBAR — Transparent State (on Hero)
--------------------------------------------------------------- */
#main-navbar {
    background: rgba(11, 42, 91, 0.55);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 1.1rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    transition: all 0.4s ease;
}

/* Nav Links — transparent state */
#main-navbar .nav-link {
    font-family: var(--font-primary);
    font-size: var(--fs-sm);
    font-weight: 500;
    color: rgba(255,255,255,0.9);
    padding: 0.5rem 0.85rem;
    border-radius: var(--radius-sm);
    position: relative;
    transition: all var(--transition-base);
    letter-spacing: 0.02em;
}

#main-navbar .nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 0.85rem;
    right: 0.85rem;
    height: 2px;
    background: var(--color-primary);
    border-radius: var(--radius-full);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

#main-navbar .nav-link:hover,
#main-navbar .nav-link.active {
    color: var(--color-white);
    background: rgba(255,255,255,0.08);
}

#main-navbar .nav-link:hover::after,
#main-navbar .nav-link.active::after {
    transform: scaleX(1);
}

/* Logo — show light on transparent, hide dark */
.nav-logo--light { display: block; }
.nav-logo--dark  { display: none; filter: url(#logo-theme-blue); }

/* ---------------------------------------------------------------
   4. SCROLLED STATE — White Navbar
--------------------------------------------------------------- */
.site-header.scrolled #main-navbar {
    background: var(--color-white);
    box-shadow: 0 4px 24px rgba(11,42,91,0.10);
    padding: 0.65rem 0;
    border-bottom: 1px solid var(--color-gray-100);
}

/* Top bar hides on scroll */
.site-header.scrolled .top-bar {
    max-height: 0;
    overflow: hidden;
    padding: 0;
    opacity: 0;
}

/* Nav link color — scrolled (white bg) */
.site-header.scrolled #main-navbar .nav-link {
    color: var(--color-secondary);
}

.site-header.scrolled #main-navbar .nav-link:hover,
.site-header.scrolled #main-navbar .nav-link.active {
    color: var(--color-primary);
    background: rgba(213,0,0,0.06);
}

/* Logo swap on scroll */
.site-header.scrolled .nav-logo--light { display: none; }
.site-header.scrolled .nav-logo--dark  { display: block; filter: url(#logo-theme-blue); }

/* Phone — scrolled */
.site-header.scrolled .nav-phone {
    color: var(--color-secondary);
}

.site-header.scrolled .phone-icon-wrap {
    background: rgba(213, 0, 0, 0.08);
}

.site-header.scrolled .nav-phone:hover .phone-icon-wrap {
    background: var(--color-primary);
}

.site-header.scrolled .nav-phone:hover {
    color: var(--color-primary);
}

/* ---------------------------------------------------------------
   5. NAVBAR BRAND
--------------------------------------------------------------- */
.navbar-brand {
    padding: 0;
    margin-right: 2rem;
    flex-shrink: 0;
}

.nav-logo {
    height: 52px;
    width: auto;
    transition: opacity 0.3s ease, filter 0.3s ease;
}

/* ---------------------------------------------------------------
   6. MOBILE TOGGLER
--------------------------------------------------------------- */
.navbar-toggler {
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius-sm);
    padding: 0.5rem 0.65rem;
    transition: background var(--transition-base);
    min-width: 44px;
    min-height: 44px;
}

.navbar-toggler:focus {
    box-shadow: none;
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.navbar-toggler:hover {
    background: rgba(255,255,255,0.2);
}

.site-header.scrolled .navbar-toggler {
    background: var(--color-light-gray);
}

.site-header.scrolled .navbar-toggler:hover {
    background: var(--color-gray-100);
}

/* Hamburger lines */
.toggler-icon {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 22px;
    height: 20px;
    position: relative;
}

.toggler-icon span {
    display: block;
    width: 100%;
    height: 2.5px;
    background: var(--color-white);
    border-radius: 2px;
    transition: all var(--transition-base);
    transform-origin: center;
}

/* Hamburger → X when menu is open */
.navbar-toggler[aria-expanded="true"] .toggler-icon span:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
}

.navbar-toggler[aria-expanded="true"] .toggler-icon span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.navbar-toggler[aria-expanded="true"] .toggler-icon span:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
}

.site-header.scrolled .toggler-icon span {
    background: var(--color-secondary);
}

/* ---------------------------------------------------------------
   7. NAVBAR ACTIONS (Phone + CTA)
--------------------------------------------------------------- */
.navbar-actions {
    margin-left: 1.5rem;
    flex-shrink: 0;
}

/* Phone block */
.nav-phone {
    text-decoration: none;
    color: rgba(255,255,255,0.85);
    line-height: 1.3;
    transition: color var(--transition-base);
}

.nav-phone:hover {
    color: var(--color-white);
}

.phone-icon-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.12);
    flex-shrink: 0;
    transition: background var(--transition-base);
}

.nav-phone:hover .phone-icon-wrap {
    background: var(--color-primary);
}

.phone-text {
    display: flex;
    flex-direction: column;
    font-family: var(--font-primary);
}

.phone-text small {
    font-size: 10px;
    font-weight: 400;
    opacity: 0.7;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.phone-text strong,
.phone-text:not(small) {
    font-size: var(--fs-sm);
    font-weight: 700;
    line-height: 1;
}

/* CTA Button in nav */
.nav-cta {
    font-size: var(--fs-xs) !important;
    padding: 0.6rem 1.25rem !important;
    font-weight: 700;
    letter-spacing: 0.03em;
}

/* ---------------------------------------------------------------
   8. DROPDOWN MENU
--------------------------------------------------------------- */
.nav-dropdown {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 0.75rem;
    min-width: 240px;
    background: var(--color-white);
    margin-top: 0.5rem;
    border: 1px solid var(--color-gray-100);
    animation: dropdownFadeIn 0.2s ease;
}

@keyframes dropdownFadeIn {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.nav-dropdown .dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.6rem 0.9rem;
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--color-gray-800);
    transition: all var(--transition-base);
}

.nav-dropdown .dropdown-item:hover {
    background: rgba(213,0,0,0.06);
    color: var(--color-primary);
    padding-left: 1.15rem;
}

.nav-dropdown .dropdown-divider {
    margin: 0.5rem 0.9rem;
    border-color: var(--color-gray-100);
}

.nav-dropdown .dropdown-item.view-all {
    background: var(--color-light-gray);
    color: var(--color-secondary);
    font-weight: 600;
    margin-top: 0.25rem;
}

.nav-dropdown .dropdown-item.view-all:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.dropdown-icon {
    width: 16px;
    height: 16px;
    color: var(--color-primary);
    flex-shrink: 0;
}

/* ---------------------------------------------------------------
   9. MOBILE COLLAPSE MENU
--------------------------------------------------------------- */
@media (max-width: 991.98px) {
    .site-header {
        flex-direction: column;
    }

    .top-bar {
        display: none !important;
    }

    #main-navbar {
        background: var(--color-secondary) !important;
        padding: 0.85rem 0 !important;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }

    .nav-logo--light { display: block !important; }
    .nav-logo--dark  { display: none !important; }

    .toggler-icon span {
        background: var(--color-white) !important;
    }

    #navbarMain {
        background: var(--color-secondary-dark);
        border-radius: var(--radius-lg);
        margin-top: 0.75rem;
        padding: 1rem;
        border: 1px solid rgba(255,255,255,0.08);
    }

    #main-navbar .nav-link {
        color: rgba(255,255,255,0.85) !important;
        padding: 0.7rem 0.85rem;
    }

    #main-navbar .nav-link:hover,
    #main-navbar .nav-link.active {
        color: var(--color-white) !important;
        background: rgba(255,255,255,0.08) !important;
    }

    #main-navbar .nav-link::after {
        display: none;
    }

    .navbar-actions {
        margin-left: 0;
        margin-top: 1rem;
        padding-top: 0.75rem;
        border-top: 1px solid rgba(255,255,255,0.1);
        flex-direction: column;
        width: 100%;
    }

    .nav-cta {
        width: 100%;
        justify-content: center;
    }

    .nav-dropdown {
        background: rgba(255,255,255,0.06);
        border: 1px solid rgba(255,255,255,0.1);
        box-shadow: none;
        margin-top: 0.25rem;
    }

    .nav-dropdown .dropdown-item {
        color: rgba(255,255,255,0.8);
    }

    .nav-dropdown .dropdown-item:hover {
        background: rgba(213,0,0,0.2);
        color: var(--color-white);
    }

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

    .nav-dropdown .dropdown-item.view-all {
        background: rgba(255,255,255,0.08);
        color: rgba(255,255,255,0.9);
    }

    .nav-dropdown .dropdown-item.view-all:hover {
        background: var(--color-primary);
        color: var(--color-white);
    }

    .dropdown-icon {
        color: rgba(255,255,255,0.6);
    }

    /* scrolled state mobile */
    .site-header.scrolled #main-navbar {
        background: var(--color-secondary) !important;
    }
}

/* ---------------------------------------------------------------
   10. BODY PADDING FOR FIXED HEADER
--------------------------------------------------------------- */
body {
    /* top-bar ~34px + nav ~78px = ~112px total */
    padding-top: 112px;
}

/* Pages with hero full-screen don't need this offset
   (hero itself has padding-top built in) */
body.has-hero {
    padding-top: 0;
}

@media (max-width: 991.98px) {
    body {
        padding-top: 78px;
    }
}