/* ===== KidoTrack — Noise Junior-style Product Page ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--primary:#505AF0;--primary-hover:#898FE4;--green:#22D143;--pink:#FF4D8D;--yellow:#FFD23F;--red:#FF3B3B;--orange:#FF7A2F;--purple:#A855F7;--cyan:#00D4FF;--text:#000;--text-mid:#444;--text-light:#6d7482;--bg:#fff;--border:#eee;--radius:12px}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;color:var(--text);background:var(--bg);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.container{width:92%;max-width:1200px;margin:0 auto}

/* ===== HEADER ===== */
.header{position:fixed;top:0;left:0;right:0;z-index:100;background:#000;padding:14px 0}
.header-inner{display:flex;align-items:center;justify-content:space-between;width:92%;max-width:1200px;margin:0 auto}
.logo{font-size:1.4rem;font-weight:900;color:#fff;letter-spacing:-.5px}
.logo span{color:var(--primary)}
.header-nav{display:none;gap:24px}
.header-nav a{color:#b9b9b9;font-size:.85rem;font-weight:600;transition:color .2s}
.header-nav a:hover{color:#fff}
.header-cart{background:var(--primary);color:#fff;padding:8px 20px;border-radius:100px;font-size:.8rem;font-weight:700;transition:background .2s}
.header-cart:hover{background:var(--primary-hover)}

/* ===== STICKY BAR ===== */
.sticky-bar{position:fixed;bottom:0;left:0;right:0;z-index:99;background:var(--green);color:#fff;padding:10px 16px;display:flex;align-items:center;justify-content:center;gap:12px;font-size:.82rem;font-weight:700}
.sticky-btn{background:#fff;color:var(--green);padding:6px 18px;border-radius:100px;font-size:.78rem;font-weight:800;transition:transform .15s}
.sticky-btn:hover{transform:scale(1.05)}

/* ===== PRODUCT HERO ===== */
.product-hero{position:relative;padding:70px 0 40px;overflow:hidden}
.product-hero-bg{position:absolute;inset:0;background:linear-gradient(180deg,#FDF4B0 0%,#79DCF3 100%);z-index:0}
.product-layout{position:relative;z-index:1;display:flex;flex-direction:column;width:92%;max-width:1200px;margin:0 auto;gap:24px}

/* Gallery */
.product-gallery{position:relative}
.gallery-main{position:relative;aspect-ratio:1;max-width:420px;margin:0 auto;display:flex;align-items:center;justify-content:center}
.img-placeholder{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center}
.placeholder-watch{width:55%;max-width:180px;filter:drop-shadow(0 16px 32px rgba(0,0,0,.15))}
.img-label{text-align:center;font-size:.75rem;color:rgba(0,0,0,.35);margin-top:12px;font-weight:600}
.img-label small{font-size:.65rem;font-weight:400}
.gallery-thumbs{display:flex;gap:8px;justify-content:center;margin-top:12px}
.thumb{width:52px;height:52px;background:rgba(255,255,255,.6);border:2px solid transparent;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:.6rem;font-weight:700;color:var(--text-light);cursor:pointer;transition:border-color .2s}
.thumb.active,.thumb:hover{border-color:var(--primary);background:#fff}

/* Stickers */
.sticker{position:absolute;z-index:3;background:#fff;border-radius:100px;padding:8px 14px;font-size:.65rem;font-weight:800;text-align:center;line-height:1.2;box-shadow:0 4px 16px rgba(0,0,0,.1);animation:stickerFloat 4s ease-in-out infinite}
.sticker-1{top:10%;left:5%;background:var(--primary);color:#fff;animation-delay:0s}
.sticker-2{top:15%;right:5%;background:var(--cyan);color:#fff;animation-delay:.8s}
.sticker-3{bottom:18%;right:8%;background:var(--green);color:#fff;animation-delay:1.6s}
@keyframes stickerFloat{0%,100%{transform:translateY(0) rotate(-3deg)}50%{transform:translateY(-8px) rotate(3deg)}}

/* Product Info */
.product-info{padding:0 4%}
.product-tag{display:inline-block;background:var(--yellow);color:#92400E;padding:5px 14px;border-radius:100px;font-size:.7rem;font-weight:800;letter-spacing:1px;margin-bottom:12px}
.product-title{font-size:2rem;font-weight:900;letter-spacing:-.5px;margin-bottom:4px}
.product-subtitle{font-size:.92rem;color:var(--text-mid);margin-bottom:16px}
.product-rating{display:flex;align-items:center;gap:8px;margin-bottom:16px}
.stars-filled{color:var(--yellow);font-size:1rem;letter-spacing:2px}
.rating-text{font-size:.85rem;font-weight:700;color:var(--text)}
.product-price{display:flex;align-items:center;gap:10px;margin-bottom:20px;flex-wrap:wrap}
.price-current{font-size:1.8rem;font-weight:900;color:var(--text)}
.price-original{font-size:1rem;color:var(--text-light);text-decoration:line-through}
.price-badge{background:var(--red);color:#fff;padding:4px 12px;border-radius:100px;font-size:.7rem;font-weight:800}

/* Variants */
.variant-section{margin-bottom:20px}
.variant-label{font-size:.85rem;color:var(--text-mid);margin-bottom:8px}
.variant-pills{display:flex;gap:8px;flex-wrap:wrap}
.variant-pill{padding:8px 18px;border-radius:100px;border:2px solid var(--border);background:#fff;font-size:.78rem;font-weight:700;cursor:pointer;position:relative;transition:border-color .2s;font-family:inherit;color:var(--text)}
.variant-pill::before{content:'';width:10px;height:10px;border-radius:50%;background:var(--vc);display:inline-block;margin-right:6px;vertical-align:middle}
.variant-pill.active{border-color:var(--primary);background:#F0F0FF}

/* Buy Button */
.btn-buy{display:block;width:100%;text-align:center;padding:16px;background:var(--primary);color:#fff;border:none;border-radius:100px;font-size:1rem;font-weight:800;font-family:inherit;cursor:pointer;transition:background .2s,transform .1s;box-shadow:0 4px 20px rgba(80,90,240,.3)}
.btn-buy:hover{background:var(--primary-hover);transform:translateY(-1px)}
.shipping-note{text-align:center;font-size:.78rem;color:var(--text-light);margin-top:10px;margin-bottom:24px}

/* Accordion */
.accordion{border-top:1px solid var(--border)}
.acc-item{border-bottom:1px solid var(--border)}
.acc-trigger{width:100%;display:flex;justify-content:space-between;align-items:center;padding:16px 0;background:none;border:none;font-size:.92rem;font-weight:700;font-family:inherit;color:var(--text);cursor:pointer}
.acc-icon{font-size:1.2rem;color:var(--text-light);transition:transform .3s}
.acc-trigger.active .acc-icon{transform:rotate(45deg)}
.acc-content{max-height:0;overflow:hidden;transition:max-height .35s ease}
.acc-content.open{max-height:600px}
.acc-content ul{padding:0 0 16px}
.acc-content li{padding:6px 0;font-size:.85rem;color:var(--text-mid);padding-left:20px;position:relative}
.acc-content li::before{content:'•';position:absolute;left:0;color:var(--primary);font-weight:700}
.spec-table{width:100%;margin-bottom:16px}
.spec-table td{padding:8px 0;font-size:.85rem;border-bottom:1px solid #f5f5f5}
.spec-table td:first-child{font-weight:600;color:var(--text);width:40%}
.spec-table td:last-child{color:var(--text-mid)}

/* Cert Grid */
.cert-grid{display:flex;flex-direction:column;gap:14px;padding-bottom:16px}
.cert-item{display:flex;align-items:flex-start;gap:12px}
.cert-badge{width:44px;height:44px;border-radius:10px;background:#f0f0ff;color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:.65rem;font-weight:900;flex-shrink:0}
.cert-item strong{font-size:.85rem}
.cert-item small{font-size:.75rem;color:var(--text-light)}

/* ===== FEATURE HIGHLIGHTS ===== */
.feature-highlights{padding:60px 0;background:#fff}
.feature-highlights h2{text-align:center;font-size:1.8rem;font-weight:900;margin-bottom:8px}
.feature-highlights h2 span{color:var(--primary)}
.fh-sub{text-align:center;color:var(--text-mid);font-size:.92rem;margin-bottom:36px;max-width:500px;margin-left:auto;margin-right:auto}
.feature-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.fcard{background:#fff;border-radius:var(--radius);overflow:hidden;border:1px solid #f0f0f0;transition:transform .2s,box-shadow .2s}
.fcard:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(0,0,0,.08)}
.fcard-visual{height:120px;display:flex;align-items:center;justify-content:center}
.fcard-emoji{font-size:2.5rem;filter:grayscale(0) brightness(1.2)}
.fcard h3{padding:14px 14px 4px;font-size:.88rem;font-weight:800}
.fcard p{padding:0 14px 14px;font-size:.78rem;color:var(--text-light);line-height:1.5}

/* ===== BENTO BANNER ===== */
.bento-banner{padding:48px 0;background:#FAFAFA}
.bento-grid{display:grid;grid-template-columns:1fr;gap:14px}
.bento-item{border-radius:var(--radius);overflow:hidden;padding:24px;min-height:180px;display:flex;flex-direction:column;justify-content:flex-end}
.bento-large{min-height:260px}
.bento-text h3{font-size:1.3rem;font-weight:900;margin-bottom:6px}
.bento-text p{font-size:.85rem;color:var(--text-mid)}
.bento-placeholder{margin-top:16px;padding:32px;background:rgba(255,255,255,.5);border-radius:8px;text-align:center;font-size:.75rem;color:rgba(0,0,0,.3);font-weight:600;border:2px dashed rgba(0,0,0,.1)}
.bento-placeholder.small{padding:24px;margin-top:0;margin-bottom:8px}
.bento-caption{font-size:.8rem;font-weight:700;color:var(--text-mid)}

/* ===== REVIEWS ===== */
.reviews{padding:60px 0;background:#fff}
.reviews h2{text-align:center;font-size:1.5rem;font-weight:900;margin-bottom:32px}
.reviews h2 span{color:var(--green)}
.review-carousel{display:grid;grid-template-columns:1fr;gap:14px}
.review-card{background:#FAFAFA;border-radius:var(--radius);padding:24px;border:1px solid #f0f0f0}
.review-header{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.review-avatar{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:900;flex-shrink:0}
.review-header strong{font-size:.88rem}
.review-loc{display:block;font-size:.7rem;color:var(--green);font-weight:600}
.review-stars{margin-left:auto;color:var(--yellow);font-size:.85rem;letter-spacing:1px}
.review-card p{font-size:.85rem;color:var(--text-mid);font-style:italic;line-height:1.6;margin-bottom:8px}
.review-time{font-size:.72rem;color:var(--text-light)}

/* ===== COMPARISON ===== */
.comparison{padding:60px 0;background:#FAFAFA}
.comparison h2{text-align:center;font-size:1.5rem;font-weight:900;margin-bottom:28px}
.comparison h2 span{color:var(--primary)}
.comp-table-wrap{overflow-x:auto;border-radius:var(--radius);box-shadow:0 8px 32px rgba(0,0,0,.06)}
.comp-table{width:100%;border-collapse:collapse;background:#fff;font-size:.82rem;min-width:480px}
.comp-table thead{background:#000;color:#fff}
.comp-table th{padding:16px 12px;font-weight:700;font-size:.75rem}
.comp-table th small{display:block;opacity:.6;margin-top:2px;font-weight:500}
.comp-table td{padding:12px;text-align:center;border-bottom:1px solid #f5f5f5}
.comp-table td:first-child{text-align:left;font-weight:600;padding-left:16px}
.col-hl{background:#F0F0FF !important}
thead .col-hl{background:var(--primary) !important}
.yes{color:var(--green);font-weight:900;font-size:1.1rem}
.no{color:var(--red);font-weight:700}
.muted{color:var(--text-light);font-size:.78rem}

/* ===== FAQ ===== */
.faq-section{padding:60px 0;background:#fff}
.faq-section h2{text-align:center;font-size:1.5rem;font-weight:900;margin-bottom:28px}
.faq-section h2 span{color:var(--primary)}
.faq-list{max-width:680px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--border)}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;padding:16px 0;background:none;border:none;font-size:.9rem;font-weight:700;font-family:inherit;color:var(--text);cursor:pointer;text-align:left;gap:12px}
.faq-q span{font-size:1.2rem;color:var(--primary);transition:transform .3s;flex-shrink:0}
.faq-item.active .faq-q span{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 0 16px;font-size:.85rem;color:var(--text-mid);line-height:1.7}

/* ===== PRE-ORDER ===== */
.preorder-section{padding:60px 0;background:linear-gradient(135deg,#0F0020,#0F172A)}
.preorder-wrap{display:flex;flex-direction:column;gap:32px}
.preorder-left{color:#fff}
.preorder-left h2{font-size:1.6rem;font-weight:900;margin-bottom:8px}
.preorder-left>p{color:rgba(255,255,255,.7);font-size:.9rem;margin-bottom:20px}
.preorder-price{display:flex;align-items:center;gap:10px;margin-bottom:20px;flex-wrap:wrap}
.po-old{color:rgba(255,255,255,.4);text-decoration:line-through;font-size:.9rem}
.po-new{font-size:2rem;font-weight:900;color:#fff}
.po-badge{background:var(--green);color:#fff;padding:4px 14px;border-radius:100px;font-size:.72rem;font-weight:800}
.preorder-perks li{color:rgba(255,255,255,.85);font-size:.85rem;padding:4px 0;font-weight:600}
.preorder-right{background:#fff;border-radius:16px;padding:28px 24px;box-shadow:0 16px 48px rgba(0,0,0,.2)}
.fg{margin-bottom:14px}
.fg label{display:block;font-size:.8rem;font-weight:700;margin-bottom:4px;color:var(--text)}
.fg input,.fg select{width:100%;padding:12px 14px;border:2px solid #eee;border-radius:10px;font-size:.9rem;font-family:inherit;transition:border-color .2s;color:var(--text);background:#FAFAFA}
.fg input:focus,.fg select:focus{outline:none;border-color:var(--primary);background:#fff}
.form-note{text-align:center;font-size:.72rem;color:var(--text-light);margin-top:10px}
.form-success{display:none;text-align:center;padding:32px 16px}
.success-check{width:56px;height:56px;background:var(--green);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:900;margin:0 auto 12px}
.form-success h3{font-size:1.2rem;margin-bottom:6px}
.form-success p{font-size:.88rem;color:var(--text-mid)}

/* ===== FOOTER ===== */
.footer{background:#000;color:#fff;padding:48px 0 20px}
.footer-logo{display:inline-block;margin-bottom:8px;font-size:1.3rem}
.footer-grid{display:grid;grid-template-columns:1fr;gap:28px;margin-bottom:28px}
.footer h4{font-size:.82rem;font-weight:800;margin-bottom:10px;letter-spacing:.5px}
.footer p,.footer a{font-size:.82rem;color:#999}
.footer a:hover{color:#fff}
.footer ul li{margin-bottom:8px}
.footer-bottom{border-top:1px solid #222;padding-top:16px;text-align:center;font-size:.75rem;color:#555}

/* ===== ANIMATIONS ===== */
.fade-up{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}

/* ===== TABLET 640px ===== */
@media(min-width:640px){
  .header-nav{display:flex}
  .product-layout{flex-direction:row;align-items:flex-start}
  .product-gallery{flex:1;max-width:50%}
  .product-info{flex:1;padding:0}
  .gallery-main{max-width:100%}
  .feature-cards{grid-template-columns:repeat(3,1fr)}
  .bento-grid{grid-template-columns:1fr 1fr}
  .bento-large{grid-column:span 2}
  .review-carousel{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:2fr 1fr 1fr 1fr}
}

/* ===== DESKTOP 1024px ===== */
@media(min-width:1024px){
  .product-title{font-size:2.4rem}
  .feature-highlights h2{font-size:2.2rem}
  .gallery-main{max-width:480px}
  .placeholder-watch{max-width:200px}
  .preorder-wrap{flex-direction:row;align-items:center}
  .preorder-left,.preorder-right{flex:1}
  .cert-grid{flex-direction:row}
}

/* Bottom padding for sticky bar */
body{padding-bottom:50px}