/* ===== NAVBAR ===== */
.navbar-custom {
    padding: 20px 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: transparent !important;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1050;
}

.navbar-custom.scrolled {
    background: rgba(255, 255, 255, 0.97) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 10px 0;
    box-shadow: 0 4px 30px rgba(30, 27, 75, 0.08);
}

.navbar-brand-custom {
    font-size: 1.6rem;
    font-weight: 700;
    color: #ffffff !important;
    letter-spacing: -0.5px;
    transition: color 0.4s ease;
    text-decoration: none;
}

.navbar-custom .nav-link {
    color: rgba(255, 255, 255, 0.85) !important;
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 0.3px;
    padding: 8px 18px !important;
    transition: all 0.3s ease;
    position: relative;
}

/* Underline effect */
.navbar-custom .nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 18px;
    right: 18px;
    height: 2.5px;
    background: #4ade80;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.3s ease;
    border-radius: 2px;
}

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

.navbar-custom.scrolled .nav-link {
    color: #14532d !important;
}

.navbar-custom .nav-link:hover {
    color: #ffffff !important;
}

.navbar-custom.scrolled .nav-link:hover {
    color: #16a34a !important;
}

.navbar-custom.scrolled .nav-link.active {
    color: #16a34a !important;
}

/* ===== DROPDOWN TOGGLE ===== */
.navbar-custom .dropdown-toggle::after {
    transition: transform 0.3s ease;
    margin-left: 6px;
}

/* Desktop - hover par open */
@media (min-width: 992px) {
    .navbar-custom .mega-dropdown:hover .dropdown-toggle::after {
        transform: rotate(180deg);
    }
}

/* Mobile - click par open */
@media (max-width: 991px) {
    .navbar-custom .dropdown-toggle.show::after {
        transform: rotate(180deg);
    }
}

/* ===== MEGA MENU ===== */
.navbar-custom .mega-dropdown {
    position: static !important;
}

/* Desktop Mega Menu */
@media (min-width: 992px) {
    .navbar-custom .mega-menu {
        background: rgba(11, 36, 58, 0.97);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border: 1px solid rgba(255,255,255,0.06);
        border-radius: 16px;
        padding: 30px 35px 25px;
        min-width: 780px;
        width: 100%;
        max-width: 860px;
        box-shadow: 0 30px 80px rgba(0,0,0,0.5);
        margin-top: 12px;
        display: block;
        opacity: 0;
        visibility: hidden;
        transform: translateY(10px);
        transition: all 0.3s ease;
        left: 50% !important;
        transform: translateX(-50%) translateY(10px) !important;
    }

    .navbar-custom .mega-dropdown:hover .mega-menu {
        opacity: 1;
        visibility: visible;
        transform: translateX(-50%) translateY(0) !important;
    }
}

/* Mobile Mega Menu - By default closed */
@media (max-width: 991px) {
    .navbar-custom .mega-menu {
        background: transparent !important;
        backdrop-filter: none !important;
        border: none !important;
        box-shadow: none !important;
        padding: 0 0 0 20px !important;
        margin-top: 0 !important;
        opacity: 0 !important;
        visibility: hidden !important;
        transform: none !important;
        position: static !important;
        float: none !important;
        min-width: auto !important;
        width: 100% !important;
        max-width: 100% !important;
        left: auto !important;
        border-radius: 0 !important;
        transition: all 0.3s ease !important;
        display: none !important;
        height: 0 !important;
        overflow: hidden !important;
        padding: 0 !important;
    }

    .navbar-custom .mega-menu.show {
        opacity: 1 !important;
        visibility: visible !important;
        display: block !important;
        height: auto !important;
        padding: 10px 0 0 20px !important;
        overflow: visible !important;
    }

    .mega-menu-container {
        display: block !important;
        grid-template-columns: none !important;
        gap: 0 !important;
    }

    .mega-column {
        margin-bottom: 16px;
    }

    .mega-heading {
        color: #4ade80 !important;
        font-size: 0.75rem !important;
        border-bottom: 1px solid rgba(255,255,255,0.06);
        padding: 8px 0 6px;
    }

    .mega-list li a {
        color: rgba(255,255,255,0.6) !important;
        font-size: 0.85rem !important;
        padding: 4px 8px !important;
    }

    .mega-list li a:hover {
        background: rgba(255,255,255,0.03) !important;
        color: #4ade80 !important;
        padding-left: 14px !important;
    }

    .navbar-custom.scrolled .mega-heading {
        color: #4ade80 !important;
    }

    .navbar-custom.scrolled .mega-list li a {
        color: rgba(255,255,255,0.6) !important;
    }

    .navbar-custom.scrolled .mega-list li a:hover {
        color: #4ade80 !important;
    }
}

/* Grid */
.mega-menu-container {
    display: grid;
    grid-template-columns: 1.1fr 1.8fr 1.1fr;
    gap: 30px;
}

.mega-column {
    min-width: 0;
}

.mega-heading {
    color: #4ade80;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 10px;
    padding-bottom: 6px;
    border-bottom: 2px solid rgba(74, 222, 128, 0.15);
}

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

.mega-list li {
    margin-bottom: 1px;
}

.mega-list li a {
    color: rgba(255,255,255,0.75);
    text-decoration: none;
    font-size: 0.88rem;
    padding: 5px 8px;
    display: block;
    border-radius: 4px;
    transition: all 0.25s ease;
}

.mega-list li a:hover {
    background: rgba(74, 222, 128, 0.08);
    color: #4ade80;
    padding-left: 14px;
}

/* ===== SCROLLED STATE ===== */
.navbar-custom.scrolled .mega-menu {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(0,0,0,0.06);
    box-shadow: 0 30px 80px rgba(0,0,0,0.1);
}

.navbar-custom.scrolled .mega-heading {
    color: #15803d;
    border-bottom-color: rgba(22, 163, 74, 0.15);
}

.navbar-custom.scrolled .mega-list li a {
    color: #14532d;
}

.navbar-custom.scrolled .mega-list li a:hover {
    background: rgba(22, 163, 74, 0.06);
    color: #16a34a;
}

/* ===== GET A QUOTE BUTTON ===== */
.btn-get-in-touch {
    background: #15803d;
    color: #ffffff !important;
    border: none;
    padding: 10px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.3px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(70, 229, 97, 0.35);
}

.btn-get-in-touch:hover {
    background: #14532d;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(70, 229, 97, 0.35);
    color: #ffffff !important;
}

/* ===== HAMBURGER MENU ===== */
.navbar-toggler {
    border: 1.5px solid rgba(255,255,255,0.4);
    padding: 8px 12px;
    transition: all 0.3s ease;
    position: relative;
    width: 50px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: rgba(255,255,255,0.05);
}

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

.navbar-toggler-icon {
    background-image: none !important;
    width: 28px;
    height: 22px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.3s ease;
}

.navbar-toggler-icon span {
    display: block;
    height: 2.5px;
    width: 100%;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 2px;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    transform-origin: center;
}

.navbar-custom.scrolled .navbar-toggler {
    border-color: #86efac;
    background: rgba(0,0,0,0.03);
}

.navbar-custom.scrolled .navbar-toggler-icon span {
    background: #14532d;
}

/* X Animation */
.navbar-toggler.collapsed .navbar-toggler-icon span:nth-child(1) {
    transform: translateY(0) rotate(0deg);
}

.navbar-toggler.collapsed .navbar-toggler-icon span:nth-child(2) {
    opacity: 1;
    transform: scaleX(1);
}

.navbar-toggler.collapsed .navbar-toggler-icon span:nth-child(3) {
    transform: translateY(0) rotate(0deg);
}

.navbar-toggler:not(.collapsed) .navbar-toggler-icon span:nth-child(1) {
    transform: translateY(9.75px) rotate(45deg);
}

.navbar-toggler:not(.collapsed) .navbar-toggler-icon span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.navbar-toggler:not(.collapsed) .navbar-toggler-icon span:nth-child(3) {
    transform: translateY(-9.75px) rotate(-45deg);
}

/* ===== MOBILE MENU ===== */
@media (max-width: 991px) {
    .navbar-collapse {
        position: fixed;
        top: 0;
        left: -100%;
        width: 320px;
        height: 100vh;
        background: rgba(11, 36, 58, 0.98);
        backdrop-filter: blur(20px);
        padding: 80px 30px 30px;
        transition: left 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        border-radius: 0;
        margin-top: 0;
        box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
        overflow-y: auto;
        z-index: 1040;
    }

    .navbar-collapse.show {
        left: 0;
    }

    .navbar-collapse.show::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: -1;
    }

    .navbar-custom .nav-link {
        color: rgba(255, 255, 255, 0.85) !important;
        font-size: 1.1rem;
        padding: 14px 20px !important;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        display: block;
        position: relative;
    }

    .navbar-custom .nav-link:hover {
        color: #4ade80 !important;
        background: rgba(255, 255, 255, 0.05);
        border-radius: 0;
        padding-left: 28px !important;
    }

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

    .navbar-custom .nav-link.active {
        color: #4ade80 !important;
        background: rgba(255, 255, 255, 0.05);
        border-left: 3px solid #4ade80;
        padding-left: 28px !important;
    }

    .navbar-custom .btn-get-in-touch {
        margin-top: 20px;
        width: 100%;
        text-align: center;
    }

    .navbar-toggler {
        z-index: 1050;
    }

    .navbar-collapse .navbar-nav {
        width: 100%;
    }
}

/* ===== LOGO SWITCHING ===== */
.navbar-brand-custom .logo-dark {
    display: none !important;
}
.navbar-brand-custom .logo-white {
    display: inline-block !important;
}

.navbar-custom.scrolled .navbar-brand-custom .logo-white {
    display: none !important;
}
.navbar-custom.scrolled .navbar-brand-custom .logo-dark {
    display: inline-block !important;
}

/* Mobile menu logo */
@media (max-width: 991px) {
    .navbar-collapse .mobile-menu-logo {
        display: block !important;
        text-align: center;
        margin-bottom: 20px;
        padding-bottom: 20px;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    .navbar-collapse .mobile-menu-logo img {
        width: 150px;
    }
}