/* ===== HERO ===== */
.sr-hero{background:var(--navy);padding:140px 0 40px;text-align:center;position:relative;overflow:hidden}
.sr-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(232,114,12,.05) 0%,transparent 60%)}
.sr-hero .container{position:relative;z-index:2}
.sr-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(232,114,12,.12);border:1px solid rgba(232,114,12,.25);border-radius:100px;padding:8px 20px;margin-bottom:24px}
.sr-badge span{color:var(--orange);font-family:var(--font-heading);font-size:.72rem;letter-spacing:.5px;text-transform:uppercase}
.sr-badge svg{width:18px;height:18px;fill:var(--orange)}
.sr-hero h1{font-family:var(--font-heading);font-size:clamp(2rem,4vw,3.2rem);color:var(--white);margin-bottom:16px}
.sr-hero h1 em{color:var(--orange);font-style:normal}
.sr-hero>p,.sr-hero .container>p{color:rgba(255,255,255,.5);font-size:1rem;max-width:600px;margin:0 auto 32px;line-height:1.7}
.sr-feats{display:flex;justify-content:center;gap:36px;flex-wrap:wrap;margin-bottom:16px}
.sr-feat{display:flex;align-items:center;gap:8px}
.sr-feat svg{width:18px;height:18px;stroke:var(--orange);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.sr-feat span{color:rgba(255,255,255,.6);font-size:.82rem;font-weight:500}

/* ===== 3D ORBIT CAROUSEL ===== */
.orbit-section{background:var(--navy);padding:20px 0 60px;position:relative;overflow:hidden}
.orbit-section>.container{max-width:100%;padding:0 20px}

/* Particles */
.particles{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.particle{position:absolute;width:2px;height:2px;background:rgba(232,114,12,.3);border-radius:50%;animation:floatParticle linear infinite}
@keyframes floatParticle{0%{transform:translateY(0) translateX(0);opacity:0}10%{opacity:1}90%{opacity:1}100%{transform:translateY(-400px) translateX(50px);opacity:0}}

.orbit-wrap{position:relative;width:100%;max-width:100%;margin:0 auto;height:800px;perspective:1200px;padding:0 20px}

/* Cards container */
.orbit-stage{position:relative;width:100%;height:100%;transform-style:preserve-3d}

.orbit-card{position:absolute;top:50%;left:50%;width:320px;height:440px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);border-radius:20px;transform:translate(-50%,-50%);cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;overflow:hidden;text-decoration:none;contain:layout}
.orbit-wrap:not(.dragging) .orbit-card{transition-property:width,height,background,border-color,box-shadow;transition-duration:.3s;transition-timing-function:linear}
.orbit-card::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(232,114,12,.02),transparent);border-radius:20px;pointer-events:none}
.orbit-card.active{width:520px;height:650px;background:radial-gradient(ellipse at center,rgba(255,255,255,.18) 0%,rgba(255,255,255,.06) 50%,rgba(232,114,12,.06) 100%);border-color:rgba(232,114,12,.35);box-shadow:0 24px 80px rgba(232,114,12,.2),0 0 100px rgba(232,114,12,.06);z-index:10}
.orbit-card.active .card-3d svg{opacity:.6;width:140px;height:140px}
.orbit-card.active .card-info{opacity:1}
.orbit-card .card-badge{position:absolute;top:14px;right:14px;background:var(--orange);color:var(--white);padding:5px 12px;border-radius:8px;font-family:var(--font-heading);font-size:.62rem;letter-spacing:.5px;opacity:1;box-shadow:0 4px 12px rgba(232,114,12,.3)}
.orbit-card .card-series{position:absolute;top:14px;left:14px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);color:rgba(255,255,255,.4);padding:3px 8px;border-radius:6px;font-family:var(--font-heading);font-size:.5rem;letter-spacing:.5px}

/* 3D placeholder */
.card-3d{position:relative;display:flex;align-items:center;justify-content:center}
.card-3d svg{width:60px;height:60px;stroke:var(--orange);fill:none;stroke-width:1.2;stroke-linecap:round;stroke-linejoin:round;opacity:.2;transition:all .6s}

/* 3D Model Canvas inside card (three.js) */
.card-3d .product-canvas{background:transparent;outline:none;display:block}
.orbit-card .card-3d .product-canvas{width:220px;height:220px;pointer-events:none}
.orbit-card.active .card-3d .product-canvas{width:440px;height:440px;pointer-events:auto}

/* Card info — visible on all cards, slightly dimmed on non-active */
.card-info{text-align:center;opacity:.8;transition:opacity .25s linear;padding-bottom:8px}
.card-info h3{font-family:var(--font-heading);font-size:.8rem;color:var(--white);margin-bottom:4px}
.card-info p{font-size:.75rem;color:rgba(255,255,255,.45);margin-bottom:8px;line-height:1.3;padding:0 16px}
.card-info .card-btn{display:inline-flex;align-items:center;gap:6px;background:var(--orange);color:var(--white);padding:10px 24px;border-radius:10px;font-size:.78rem;font-weight:600;transition:all .3s;box-shadow:0 6px 20px rgba(232,114,12,.35);border:2px solid var(--orange)}
.card-info .card-btn:hover{background:var(--orange-dark);border-color:var(--orange-dark);transform:translateY(-2px);box-shadow:0 8px 30px rgba(232,114,12,.5)}

/* Grab cursor for drag */
.orbit-wrap{cursor:grab}
.orbit-wrap.dragging{cursor:grabbing}

/* Drag hint — desktop */
.drag-hint{position:absolute;right:32px;bottom:24px;display:flex;align-items:center;gap:10px;background:rgba(232,114,12,.2);border:1px solid rgba(232,114,12,.4);border-radius:100px;padding:12px 28px;z-index:30;pointer-events:none;animation:hintPulse 3s ease-in-out 3}
.drag-hint svg{width:22px;height:22px;stroke:var(--orange);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
.drag-hint span{color:rgba(255,255,255,.8);font-size:.82rem;font-weight:600;white-space:nowrap}
.drag-hint .hint-arrows{display:flex;align-items:center;gap:2px}
.drag-hint .hint-arrows svg{width:16px;height:16px;animation:hintSlide 1.5s ease-in-out infinite}
@keyframes hintSlide{0%,100%{transform:translateX(0);opacity:.4}50%{transform:translateX(6px);opacity:1}}
@keyframes hintPulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.05);opacity:.85}}

/* Swipe hint — mobile */
.swipe-hint{display:none;position:relative;z-index:50;pointer-events:none;flex-direction:column;align-items:center;gap:8px;margin-top:16px;animation:swipeFadeIn .5s ease-out}
.swipe-hint-arrows{display:flex;align-items:center;gap:24px}
.swipe-hint-arrows svg{width:40px;height:40px;stroke:var(--orange);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 2px 8px rgba(232,114,12,.4))}
.swipe-hint-arrows .arrow-left{animation:swipeLeft 1.5s ease-in-out infinite}
.swipe-hint-arrows .arrow-right{animation:swipeRight 1.5s ease-in-out infinite}
.swipe-hint span{color:rgba(255,255,255,.7);font-size:.82rem;font-weight:500;background:rgba(0,0,0,.4);padding:6px 16px;border-radius:100px}
@keyframes swipeLeft{0%,100%{transform:translateX(0);opacity:.3}50%{transform:translateX(-12px);opacity:1}}
@keyframes swipeRight{0%,100%{transform:translateX(0);opacity:.3}50%{transform:translateX(12px);opacity:1}}
@keyframes swipeFadeIn{from{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}

/* Navigation arrows */
.orbit-nav{position:absolute;top:50%;transform:translateY(-50%);width:56px;height:56px;border-radius:50%;background:rgba(232,114,12,.18);border:1px solid rgba(232,114,12,.35);color:var(--orange);display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:250;padding:0;transition:background .2s,border-color .2s,box-shadow .2s;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.orbit-nav:hover{background:rgba(232,114,12,.35);border-color:rgba(232,114,12,.6);box-shadow:0 6px 24px rgba(232,114,12,.3)}
.orbit-nav:active{background:rgba(232,114,12,.5)}
.orbit-nav svg{width:24px;height:24px}
.orbit-nav-prev{left:24px}
.orbit-nav-next{right:24px}

/* Dots */
.orbit-dots{display:flex;justify-content:center;gap:10px;margin-top:32px;position:relative;z-index:5}
.orbit-dot{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.15);cursor:pointer;transition:all .3s}
.orbit-dot.active{background:var(--orange);border-color:var(--orange);transform:scale(1.2)}

/* ===== GALLERY ===== */
.sr-gallery{padding:100px 0;background:var(--bg)}
.sr-gallery .container{text-align:center}

.how-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.how-step{padding:32px 24px;text-align:center}
.how-num{width:48px;height:48px;background:var(--orange);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-family:var(--font-heading);font-size:1.1rem;font-weight:800;color:var(--white)}
.how-step h4{font-family:var(--font-heading);font-size:.85rem;color:var(--navy);margin-bottom:8px}
.how-step p{color:#64748b;font-size:.88rem;line-height:1.6}

/* ===== RESPONSIVE ===== */
@media(max-width:1024px){
  .orbit-wrap{height:700px}
  .orbit-card{width:260px;height:360px}
  .orbit-card.active{width:400px;height:520px}
  .orbit-card .card-3d .product-canvas{width:180px;height:180px}
  .orbit-card.active .card-3d .product-canvas{width:320px;height:320px}
  .how-grid{grid-template-columns:1fr}
}
@media(max-width:768px){
  .orbit-wrap{height:auto;perspective:none;padding:0;cursor:default}
  .orbit-stage{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:16px;padding:16px 24px;height:auto;transform-style:flat;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .orbit-stage::-webkit-scrollbar{display:none}
  .orbit-card{position:relative;top:auto;left:auto;transform:none!important;opacity:1!important;flex:0 0 85vw;width:85vw;height:auto;min-height:420px;scroll-snap-align:center;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:20px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:24px 16px}
  .orbit-card.active{width:85vw;height:auto;min-height:420px;box-shadow:none;background:rgba(255,255,255,.06);border-color:rgba(232,114,12,.3)}
  .orbit-card .card-badge{opacity:1}
  .orbit-card .card-series{display:none}
  .orbit-card .card-3d .product-canvas{width:75vw;height:280px;pointer-events:auto}
  .orbit-card.active .card-3d .product-canvas{width:75vw;height:280px}
  .orbit-card .card-info{opacity:1!important;transform:none!important;pointer-events:auto}
  .orbit-card .card-btn{pointer-events:auto;position:relative;z-index:10}
  .orbit-card .card-3d svg{width:100px;height:100px;opacity:.4}
  .orbit-card.active .card-3d svg{width:100px;height:100px}
  .orbit-dots{display:none}
  .orbit-nav{display:none}
  .drag-hint{display:none}
  .swipe-hint{display:flex}
  .particles{display:none}
  .orbit-section>.container{padding:0}
  .sr-feats{flex-direction:column;align-items:center;gap:12px}
}