/* ========================================
   DILIGENT EDUCATIONS - 3D STYLES
   Three.js & 3D Effect Styling
   ======================================== */

/* ==========================================
   3D CANVAS CONTAINER
   ========================================== */
#webgl-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

#hero3dScene {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    /* Precise half split for balance */
    height: 100%;
    z-index: 1;
    pointer-events: none;
    /* Let clicks pass through to buttons */
}

/* #globeContainer removed as it is now handled by Three.js directly in hero3dScene */

/* ==========================================
   3D CARD EFFECTS
   ========================================== */
.tilt-card {
    transform-style: preserve-3d;
    perspective: 1000px;
    transition: transform 0.6s cubic-bezier(0.23, 1, 0.32, 1);
}

.tilt-card:hover {
    transform: perspective(1000px) rotateX(5deg) rotateY(5deg);
}

.tilt-card .card-content,
.tilt-card .service-card-inner {
    transform: translateZ(20px);
    transition: transform 0.3s ease;
}

.tilt-card:hover .card-content,
.tilt-card:hover .service-card-inner {
    transform: translateZ(40px);
}

/* 3D Button Effect */
.btn-3d {
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.3s ease;
}

.btn-3d::before {
    content: '';
    position: absolute;
    top: 100%;
    left: 5%;
    width: 90%;
    height: 10px;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.2), transparent);
    border-radius: 50%;
    filter: blur(5px);
    transform: translateY(5px);
    transition: all 0.3s ease;
}

.btn-3d:hover {
    transform: translateY(-5px);
}

.btn-3d:hover::before {
    transform: translateY(10px);
    opacity: 0.5;
}

/* ==========================================
   FLOATING 3D ELEMENTS
   ========================================== */
.float-element {
    animation: float3d 6s ease-in-out infinite;
}

@keyframes float3d {

    0%,
    100% {
        transform: translateY(0) rotateX(0deg) rotateY(0deg);
    }

    25% {
        transform: translateY(-10px) rotateX(2deg) rotateY(-2deg);
    }

    50% {
        transform: translateY(-20px) rotateX(0deg) rotateY(0deg);
    }

    75% {
        transform: translateY(-10px) rotateX(-2deg) rotateY(2deg);
    }
}

.float-card {
    animation: floatCard 4s ease-in-out infinite;
}

@keyframes floatCard {

    0%,
    100% {
        transform: translateY(0) rotate3d(1, 1, 0, 0deg);
    }

    50% {
        transform: translateY(-15px) rotate3d(1, 1, 0, 3deg);
    }
}

/* ==========================================
   3D ICON EFFECTS
   ========================================== */
.icon-3d {
    position: relative;
    transform-style: preserve-3d;
}

.icon-3d::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: inherit;
    transform: translate(-50%, -50%) translateZ(-10px);
    filter: blur(20px);
    opacity: 0.5;
}

/* ==========================================
   PERSPECTIVE CONTAINERS
   ========================================== */
.perspective-container {
    perspective: 1200px;
    perspective-origin: center;
}

.perspective-child {
    transform-style: preserve-3d;
    backface-visibility: hidden;
}

/* ==========================================
   3D TRANSFORMS ON SCROLL
   ========================================== */
.parallax-3d {
    will-change: transform;
    transition: transform 0.1s ease-out;
}

.depth-1 {
    transform: translateZ(20px);
}

.depth-2 {
    transform: translateZ(40px);
}

.depth-3 {
    transform: translateZ(60px);
}

.depth-4 {
    transform: translateZ(80px);
}

/* ==========================================
   ROTATING BADGE
   ========================================== */
.rotate-badge {
    animation: rotateBadge3d 20s linear infinite;
}

@keyframes rotateBadge3d {
    0% {
        transform: rotate(0deg) rotateX(0deg);
    }

    50% {
        transform: rotate(180deg) rotateX(5deg);
    }

    100% {
        transform: rotate(360deg) rotateX(0deg);
    }
}

/* ==========================================
   3D CARD STACK
   ========================================== */
.card-stack-3d {
    position: relative;
    transform-style: preserve-3d;
    perspective: 1000px;
}

.card-stack-3d .stack-card {
    position: absolute;
    transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

.card-stack-3d .stack-card:nth-child(1) {
    transform: translateZ(0px) rotateY(-5deg);
}

.card-stack-3d .stack-card:nth-child(2) {
    transform: translateZ(30px) rotateY(0deg);
}

.card-stack-3d .stack-card:nth-child(3) {
    transform: translateZ(60px) rotateY(5deg);
}

/* ==========================================
   3D HOVER EFFECTS
   ========================================== */
.hover-3d {
    transition: transform 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    transform-style: preserve-3d;
}

.hover-3d:hover {
    transform:
        perspective(1000px) rotateX(5deg) rotateY(-5deg) translateZ(20px);
}

/* ==========================================
   LAYERED 3D BACKGROUND
   ========================================== */
.bg-3d-layers {
    position: relative;
    overflow: hidden;
}

.bg-3d-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    will-change: transform;
}

.bg-3d-layer:nth-child(1) {
    transform: translateZ(-100px) scale(1.5);
}

.bg-3d-layer:nth-child(2) {
    transform: translateZ(-50px) scale(1.25);
}

.bg-3d-layer:nth-child(3) {
    transform: translateZ(0) scale(1);
}

/* ==========================================
   3D TEXT EFFECTS
   ========================================== */
.text-3d {
    text-shadow:
        1px 1px 1px rgba(0, 0, 0, 0.2),
        2px 2px 2px rgba(0, 0, 0, 0.15),
        3px 3px 3px rgba(0, 0, 0, 0.1),
        4px 4px 4px rgba(0, 0, 0, 0.05);
}

.text-emboss {
    text-shadow:
        0 1px 0 rgba(255, 255, 255, 0.1),
        0 -1px 0 rgba(0, 0, 0, 0.3);
}

/* ==========================================
   RESPONSIVE 3D ADJUSTMENTS
   ========================================== */
@media (max-width: 992px) {
    #hero3dScene {
        width: 100%;
        opacity: 0.6;
        /* Increased visibility */
        right: auto;
        left: 0;
    }

    .tilt-card:hover {
        transform: none;
    }

    .hover-3d:hover {
        transform: translateY(-5px);
    }
}

@media (max-width: 768px) {
    #globeContainer {
        width: 300px;
        height: 300px;
    }

    .float-element,
    .float-card {
        animation: none;
    }
}

/* ==========================================
   REDUCED MOTION
   ========================================== */
@media (prefers-reduced-motion: reduce) {

    .float-element,
    .float-card,
    .rotate-badge {
        animation: none;
    }

    .tilt-card:hover,
    .hover-3d:hover {
        transform: none;
    }
}