/* --- Hero Gradient & Text Animation --- */
        .hero-gradient {
            background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)),
                        url("background2.png");
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }
        .dropping-texts {
            display: inline-flex;
            flex-direction: column;
            height: 36px;
            overflow: hidden;
            font-weight: 600;
        }
        .dropping-texts div {
            animation: drop 8s infinite ease-in-out;
            color: #22d3ee; 
        }
        @keyframes drop {
            0% { transform: translateY(0); }
            10% { transform: translateY(0); }
            25% { transform: translateY(-36px); } 
            35% { transform: translateY(-36px); }
            50% { transform: translateY(-72px); }
            60% { transform: translateY(-72px); }
            75% { transform: translateY(-108px); }
            85% { transform: translateY(-108px); }
            100% { transform: translateY(0); }
        }
        .py-6{
            background-color: aliceblue;
        }

        /* --- 3D Earth Container --- */
        #earth-container {
            cursor: grab;
        }
        #earth-container:active {
            cursor: grabbing;
        }

        /* --- Mobile Menu --- */
        .mobile-menu {
            transform: translateX(-100%);
            transition: transform 0.3s ease-in-out;
        }
        .mobile-menu.open {
            transform: translateX(0);
        }
        .hamburger-line {
            transition: all 0.3s ease-in-out;
        }
        .hamburger.active .hamburger-line:nth-child(1) {
            transform: translateY(8px) rotate(45deg);
        }
        .hamburger.active .hamburger-line:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active .hamburger-line:nth-child(3) {
            transform: translateY(-8px) rotate(-45deg);
        }

        /* --- Card Hover Effect --- */
        .card-hover {
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .card-hover:hover {
            transform: translateY(-8px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }

        /* --- LINEAR "SERVICES" SLIDER (FIXED) --- */
        @keyframes scroll {
            0% { transform: translateX(0); }
            100% { transform: translateX(-50%); }
        }
        #services .slider-container {
            width: 100%; 
        }
        #services .slider-viewport {
            overflow: hidden;
            -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
            mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
        }
        #services .slider-track {
            display: flex;
            width: max-content;
            animation: scroll 60s linear infinite; 
        }
        #services .slider-track:hover {
            animation-play-state: paused;
        }
        #services .track-paused {
            animation-play-state: paused !important;
        }
        #services .slider-slide {
            flex-shrink: 0;
            width: clamp(250px, 30vw, 400px); 
            box-sizing: border-box;
            padding: 0 10px;
        }
        #services .slider-slide img {
            width: 100%;
            height: 100%; 
            object-fit: cover; 
            border-radius: 8px;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
        }
        @media (max-width: 768px) {
            #services .slider-slide {
                width: 50vw; 
                padding: 0 5px;
            }
            #services .slider-slide img {
                height: 200px; 
            }
        }
        
        /* --- PAGINATED "CAMPUS" SLIDER --- */
        #campusSlider.slider-track {
            display: flex;
            transition: transform 0.5s ease-in-out;
        }
        #campusSlider .slide {
            min-width: 100%; 
            box-sizing: border-box;
            padding: 0 8px; 
        }
        #campusSlider .slide img {
             cursor: pointer;
        }
        
        /* --- LIGHTBOX CSS --- */
        .lightbox {
            position: fixed;
            z-index: 1000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.9);
            display: grid;
            place-items: center;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease, visibility 0.3s ease;
        }
        .lightbox-show {
            opacity: 1;
            visibility: visible;
        }
        .lightbox-content {
            max-width: 90%;
            max-height: 90%;
            object-fit: contain;
        }
        .lightbox-close {
            position: absolute;
            top: 20px;
            right: 35px;
            color: #f1f1f1;
            font-size: 40px;
            font-weight: bold;
            cursor: pointer;
        }
        .w-50 {
            width: 25rem;
        }

        .h-50 {
            height: 11rem;
        }

        /* --- SWIPER MILESTONES SLIDER STYLES --- */
        .slider-container {
            max-width: 1200px;
            width: 100%;
            margin: 0 auto;
            padding: 40px 20px;
            position: relative;
        }
        .swiper {
            width: 100%;
            padding: 50px 0;
            overflow: hidden; 
            perspective: 1200px;
        }
        .swiper-slide {
            aspect-ratio: 1 / 1;
            border-radius: 20px;
            overflow: hidden;
            background: #fff;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            transition: opacity 0.4s ease, transform 0.4s ease;
            opacity: 0; 
            pointer-events: none;
            z-index: 0;
        }
        .swiper-slide-visible {
            opacity: 0.6;
            pointer-events: auto;
            z-index: 1;
        }
        .swiper-slide-active {
            opacity: 1;
            box-shadow: 0 25px 50px -12px rgba(0,0,0,0.3);
            z-index: 2;
        }
        .swiper-slide img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }
        .swiper-button-next,
        .swiper-button-prev {
            color: #1e3a8a;
            background: rgba(255,255,255,0.9);
            width: 50px;
            height: 50px;
            border-radius: 50%;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            transition: all 0.3s ease;
            z-index: 10; 
        }
        .swiper-button-next:hover,
        .swiper-button-prev:hover {
            background: #ffffff;
            transform: scale(1.1);
        }
        .swiper-button-next:after,
        .swiper-button-prev:after {
            font-size: 20px;
            font-weight: bold;
        }

        /* Hide Swiper Navigation Buttons on Mobile */
        @media (max-width: 768px) {
            .swiper-button-next,
            .swiper-button-prev {
                display: none;
            }
        }

        /* --- PROFILE BOOK SLIDER STYLES (Integrated from provided code) --- */
        .profile-book-scene {
            perspective: 1800px;
            width: 100%;
            max-width: 380px;
            height: 460px;
            position: relative;
            cursor: pointer;
            margin: 0 auto;
            flex-shrink: 0;
        }
        .profile-book-scene.dragging { cursor: grabbing; }
        .profile-book {
            width: 100%; height: 100%; position: relative; transform-style: preserve-3d;
        }
        .profile-pages-stack {
            position: absolute; inset: 0; border-radius: 4px; overflow: hidden;
        }
        .profile-page {
            position: absolute; inset: 0; background: #fff; border-radius: 4px;
            transform-origin: left center; transform-style: preserve-3d;
            box-shadow: 4px 0 24px rgba(0,0,0,0.18), 0 2px 8px rgba(0,0,0,0.10);
            will-change: transform; backface-visibility: hidden;
        }
        .profile-page.turned { visibility: hidden; transform: rotateY(-180deg); z-index: 0 !important; }
        .profile-page.revealing { visibility: visible; }
        .profile-page-front, .profile-page-back {
            position: absolute; inset: 0; backface-visibility: hidden; border-radius: 12px; overflow: hidden;
        }
        .profile-page-back { transform: rotateY(180deg); background: #f8f8f8; }
        .profile-page-front img {
            width: 100%; height: ; object-fit: cover; display: block;
            border-radius: 4px; pointer-events: none; user-select: none;
        }
        .profile-page-front::after {
            content: '';
            position: absolute; top: 0; right: 0; width: 20px; height: 100%;
            background: linear-gradient(to left, rgba(0,0,0,0.07), transparent);
            pointer-events: none;
        }
        #profileFsBtn {
            position: absolute; top: 8px; right: 8px; z-index: 20;
            background: rgba(0,0,0,0.45); border: none; color: #fff;
            width: 32px; height: 32px; border-radius: 6px;
            cursor: pointer; display: flex; align-items: center; justify-content: center;
            backdrop-filter: blur(2px);
        }
        #profileFsBtn:hover { background: rgba(0,0,0,0.7); }
        #profileFsOverlay {
            display: none; position: fixed; inset: 0; z-index: 9999;
            background: rgba(0,0,0,0.92);
            align-items: center; justify-content: center;
            flex-direction: column;
        }
        #profileFsOverlay.active { display: flex; }
        #profileFsImg { max-width: 92vw; max-height: 85vh; border-radius: 8px; object-fit: contain; }
        #profileFsClose {
            position: fixed; top: 20px; right: 24px;
            background: rgba(255,255,255,0.2); border: none; color: #fff;
            font-size: 28px; width: 44px; height: 44px; border-radius: 50%;
            cursor: pointer; display: flex; align-items: center; justify-content: center;
            font-weight: bold;
        }
        #profileFsPrev, #profileFsNext {
            position: fixed; top: 50%; transform: translateY(-50%);
            background: rgba(205, 201, 231, 0.226); border: none; color: #fff;
            font-size: 32px; width: 52px; height: 52px; border-radius: 50%;
            cursor: pointer; display: flex; align-items: center; justify-content: center;
        }
        #profileFsPrev { left: 18px; } #profileFsNext { right: 18px; }
        #profileFsCount {
            position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%);
            color: rgba(255,255,255,0.7); font-size: 14px;
            background: rgba(0,0,0,0.5); padding: 4px 14px; border-radius: 30px;
        }
        @media (max-width: 640px) {
            .profile-book-scene { height: 380px; max-width: 300px; }
        }

        /* --- VIDEO SIZING CLASS TO MATCH BOOK SLIDER --- */
        .video-match {
            width: 100%;
            max-width: 380px;
            height: 460px;
            margin: 0 auto;
        }
        @media (max-width: 640px) {
            .video-match { height: 380px; max-width: 300px; }
        }