/* ============================================
   PDMTI - Navbar Styles
   ============================================ */

/* --- Navbar --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--white);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    height: var(--navbar-height);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

/* --- Logo --- */
.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    flex-shrink: 0;
}

.navbar-brand .logo-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--accent-orange), #f5a623);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--white);
    font-family: var(--font-heading);
}

.navbar-brand .brand-name {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--primary-blue);
    letter-spacing: 1.5px;
}

/* --- Nav Links --- */
.navbar-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.navbar-nav li {
    list-style: none;
}

.dropdown-menu {
    list-style: none;
    margin: 0;
    padding-inline-start: 0;
}

.navbar-nav .nav-link {
    color: var(--dark-text);
    font-size: 0.88rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
    white-space: nowrap;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--accent-orange);
    background: rgba(232, 131, 12, 0.08);
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 20px;
    height: 2px;
    background: var(--accent-orange);
    border-radius: 2px;
    transition: transform var(--transition-base);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

/* --- Dropdown --- */
.nav-dropdown {
    position: relative;
}

.nav-dropdown .dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-dropdown .dropdown-toggle .dropdown-arrow {
    font-size: 0.65rem;
    transition: transform var(--transition-fast);
}

.nav-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.nav-dropdown .dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--white);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--radius-lg);
    padding: 8px;
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50%) translateY(10px);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-xl);
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-menu .dropdown-item {
    display: block;
    padding: 10px 16px;
    color: var(--dark-text);
    font-size: 0.85rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.dropdown-menu .dropdown-item:hover {
    background: rgba(232, 131, 12, 0.08);
    color: var(--accent-orange);
}

/* --- Right Actions --- */
.navbar-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-shrink: 0;
}

.navbar-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--dark-text);
    font-size: 0.88rem;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.navbar-phone:hover {
    color: var(--accent-orange);
}

.navbar-phone .phone-icon {
    width: 32px;
    height: 32px;
    background: rgba(232, 131, 12, 0.12);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
}

.navbar-actions .btn-primary {
    padding: 9px 22px;
    font-size: 0.83rem;
}

/* --- Mobile Toggle --- */
.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
    cursor: pointer;
    z-index: 1001;
}

.navbar-toggle span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--primary-blue);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.navbar-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.navbar-toggle.active span:nth-child(2) {
    opacity: 0;
}

.navbar-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* --- Mobile Styles --- */
@media (max-width: 1024px) {
    .navbar {
        height: auto;
        min-height: var(--navbar-height);
    }

    .navbar .container {
        flex-wrap: wrap;
    }

    .navbar-nav {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        padding: 10px 0 20px;
        gap: 0;
        order: 3;
        border-top: 1px solid rgba(0, 0, 0, 0.08);
    }

    .navbar-nav.open {
        display: flex;
    }

    .navbar-nav .nav-link {
        display: block;
        width: 100%;
        padding: 14px 16px;
        font-size: 1rem;
        font-weight: 500;
        text-align: center;
        border-bottom: 1px solid rgba(0, 0, 0, 0.04);
        color: var(--dark-text);
    }

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

    .nav-dropdown {
        width: 100%;
    }

    .nav-dropdown .dropdown-toggle {
        display: block;
        text-align: center;
    }

    .navbar-toggle {
        display: flex;
    }

    .navbar-phone {
        display: none;
    }

    .navbar-actions .btn-primary {
        display: none;
    }

    /* Mobile dropdown */
    .nav-dropdown .dropdown-menu {
        position: static !important;
        transform: none !important;
        left: auto !important;
        opacity: 1;
        visibility: visible;
        background: rgba(0, 0, 0, 0.02);
        border: none;
        box-shadow: none;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-base);
        min-width: 100%;
        width: 100%;
    }

    .nav-dropdown:hover .dropdown-menu {
        transform: none !important;
    }

    .nav-dropdown.open .dropdown-menu {
        max-height: 500px;
    }

    .dropdown-menu .dropdown-item {
        text-align: center;
        padding: 10px 16px;
    }

    .dropdown-menu .dropdown-item:hover {
        padding-left: 16px !important;
    }
}

@media (max-width: 480px) {
    .navbar-brand img {
        height: 55px !important;
    }
}

/* --- Mobile Nav Overlay --- */
.nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.nav-overlay.active {
    display: block;
    opacity: 1;
}