/* === Language Toggle Button === */
.lang-toggle{
  font-family:var(--sans);font-size:0.78rem;letter-spacing:0.15em;
  background:transparent;border:1px solid var(--line);
  padding:8px 14px;cursor:pointer;color:var(--ink);
  transition:border-color .2s,background .2s;
}
.lang-toggle:hover{border-color:var(--ink);background:var(--bg-2)}
.lang-toggle b{font-weight:600}

/* === Portfolio Demo Banner (top of page) === */
.demo-banner{
  background:#1A1F36;color:#fff;
  padding:10px 20px;text-align:center;
  font-family:-apple-system,BlinkMacSystemFont,'Inter',sans-serif;
  font-size:0.78rem;letter-spacing:0.02em;line-height:1.5;
  display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;
  border-bottom:1px solid #2D3548;
  position:relative;
}
.demo-banner::before{
  content:'';position:absolute;left:0;top:0;bottom:0;width:4px;
  background:linear-gradient(180deg,#635BFF,#FF8B6B);
}
.demo-banner__pill{
  background:#635BFF;color:#fff;
  padding:4px 10px;border-radius:3px;
  font-size:0.62rem;font-weight:700;letter-spacing:0.15em;
  flex-shrink:0;
}
.demo-banner__text{font-weight:500}
.demo-banner__text-en{
  font-style:italic;opacity:0.6;font-size:0.72rem;
  display:block;width:100%;margin-top:2px;
}
@media(max-width:720px){
  .demo-banner{font-size:0.72rem;padding:8px 14px;gap:8px}
  .demo-banner__text-en{display:none}
}

/* === Buy Button DEMO tag === */
#buy-btn{position:relative}
.buy-btn__demo-tag{
  display:inline-block;
  background:#635BFF;color:#fff;
  font-size:0.6rem;font-weight:700;letter-spacing:0.15em;
  padding:3px 8px;border-radius:3px;
  margin-right:10px;vertical-align:middle;
  font-family:-apple-system,BlinkMacSystemFont,'Inter',sans-serif;
}

/* === Stripe Demo Modal Demo Ribbon === */
.stripe-demo__demo-ribbon{
  position:absolute;top:0;left:0;right:0;
  background:#FF8B6B;color:#fff;
  text-align:center;padding:6px 14px;
  font-size:0.66rem;font-weight:700;letter-spacing:0.12em;
  z-index:3;
}
.stripe-demo .stripe-demo__header{padding-top:36px}

/* === Stripe Test Notice === */
.stripe-notice{
  background:#FAF6EE;border-left:3px solid #635BFF;
  padding:14px 18px;margin:16px 0 28px;
  font-family:var(--sans);font-size:0.78rem;line-height:1.6;
}
.stripe-notice__title{font-weight:600;color:#1A1F36;margin-bottom:6px;font-size:0.82rem;letter-spacing:0.05em}
.stripe-notice__body{color:#3C4257;line-height:1.7}
.stripe-notice__body code{background:#fff;padding:2px 8px;border-radius:3px;font-family:'Menlo',monospace;font-size:0.78rem;color:#635BFF;border:1px solid #E3E8EE;display:inline-block;margin:2px 0}

/* === Stripe Demo Modal (mimics real Stripe Checkout UI) === */
.stripe-demo-overlay{
  position:fixed;inset:0;z-index:9999;
  background:rgba(15,23,42,0.6);backdrop-filter:blur(4px);
  display:grid;place-items:center;
  opacity:0;transition:opacity .3s ease;
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
}
.stripe-demo-overlay.is-shown{opacity:1}
.stripe-demo{
  background:#fff;border-radius:14px;width:min(440px,92vw);
  box-shadow:0 30px 60px rgba(0,0,0,0.3);
  transform:translateY(20px) scale(0.96);transition:transform .35s cubic-bezier(.2,.9,.3,1);
  overflow:hidden;position:relative;
}
.stripe-demo-overlay.is-shown .stripe-demo{transform:translateY(0) scale(1)}
.stripe-demo__close{
  position:absolute;top:12px;right:12px;
  width:32px;height:32px;border:none;background:rgba(255,255,255,0.25);
  border-radius:50%;font-size:18px;line-height:1;cursor:pointer;
  color:#fff;z-index:2;
}
.stripe-demo__close:hover{background:rgba(255,255,255,0.4)}
.stripe-demo__header{
  background:linear-gradient(135deg,#635BFF 0%,#7B73FF 100%);
  color:#fff;padding:24px 28px 20px;
  display:flex;align-items:center;gap:12px;position:relative;
}
.stripe-demo__brand{
  font-family:'Sohne','Inter',-apple-system,sans-serif;
  font-weight:700;font-size:1.4rem;letter-spacing:-0.02em;
}
.stripe-demo__test{
  font-size:0.62rem;letter-spacing:0.15em;font-weight:600;
  background:rgba(255,255,255,0.25);padding:4px 10px;border-radius:3px;
  margin-left:auto;
}
.stripe-demo__body{padding:24px 28px 28px}
.stripe-demo__merchant{
  display:flex;flex-direction:column;gap:4px;
  padding-bottom:18px;border-bottom:1px solid #E3E8EE;margin-bottom:18px;
  font-family:inherit;
}
.stripe-demo__merchant strong{font-size:0.92rem;color:#1A1F36;font-weight:600}
.stripe-demo__merchant span{font-size:0.82rem;color:#697386}
.stripe-demo__total{
  display:flex;justify-content:space-between;align-items:baseline;
  padding:14px 16px;background:#F7FAFC;border-radius:8px;margin-bottom:22px;
}
.stripe-demo__total span{font-size:0.82rem;color:#697386}
.stripe-demo__total b{font-size:1.4rem;color:#1A1F36;font-weight:600}
.stripe-demo__field{margin-bottom:14px}
.stripe-demo__field label{
  display:block;font-size:0.72rem;font-weight:600;color:#1A1F36;
  margin-bottom:6px;letter-spacing:0.02em;
}
.stripe-demo__field input{
  width:100%;padding:12px 14px;font-size:0.92rem;
  border:1px solid #E3E8EE;border-radius:6px;
  font-family:inherit;color:#1A1F36;
  transition:border-color .15s,box-shadow .15s;
}
.stripe-demo__field input:focus{
  outline:none;border-color:#635BFF;
  box-shadow:0 0 0 3px rgba(99,91,255,0.18);
}
.stripe-demo__row{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}
.stripe-demo__pay{
  width:100%;padding:14px;margin-top:8px;
  background:#635BFF;color:#fff;border:none;border-radius:6px;
  font-size:0.95rem;font-weight:600;letter-spacing:0.02em;cursor:pointer;
  transition:background .15s;font-family:inherit;
}
.stripe-demo__pay:hover{background:#5851DB}
.stripe-demo__pay:disabled{background:#A5A0FF;cursor:wait}
.stripe-demo__note{
  font-size:0.7rem;color:#697386;text-align:center;margin-top:14px;line-height:1.5;
}

/* === Product Detail Page === */

.pdp{padding:60px 0 120px;background:var(--bg)}
.bread{font-size:0.72rem;letter-spacing:0.15em;color:var(--ink-soft);margin-bottom:48px;display:flex;gap:10px;align-items:center;text-transform:uppercase;flex-wrap:wrap}
.bread a{color:var(--ink-soft);transition:color .2s}
.bread a:hover{color:var(--clay)}
.bread span:not(.kicker){opacity:0.5}

.pdp__layout{display:grid;grid-template-columns:1.2fr 1fr;gap:80px;align-items:flex-start}

/* Gallery */
.pdp__gallery{position:sticky;top:120px}
.gal__main{aspect-ratio:1/1;background:var(--bg-2);overflow:hidden;margin-bottom:16px}
.gal__main img{width:100%;height:100%;object-fit:cover;transition:opacity .3s}
.gal__thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.thumb{aspect-ratio:1/1;background:var(--bg-2);overflow:hidden;border:2px solid transparent;cursor:pointer;padding:0;transition:border-color .2s}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb:hover{border-color:var(--clay)}
.thumb.is-active{border-color:var(--ink)}

/* Info */
.pdp__cat{font-size:0.7rem;letter-spacing:0.3em;text-transform:uppercase;color:var(--clay-d);margin-bottom:14px;font-weight:500}
.pdp__title{font-family:var(--serif);font-weight:400;font-size:clamp(2rem,3.5vw,2.8rem);line-height:1.2;letter-spacing:0.02em;margin-bottom:10px}
.pdp__sub{font-family:var(--serif);font-style:italic;font-size:1rem;color:var(--clay);letter-spacing:0.05em;margin-bottom:24px}

.pdp__rating{display:flex;align-items:center;gap:14px;font-size:0.85rem;margin-bottom:32px}
.stars{color:var(--gold);letter-spacing:0.1em;font-size:0.95rem}
.rating-num{font-family:var(--serif);color:var(--ink)}
.pdp__rating a{color:var(--ink-soft);text-decoration:underline;text-underline-offset:3px}

.pdp__price{font-family:var(--serif);font-size:2rem;color:var(--ink);font-weight:400;margin-bottom:28px;letter-spacing:0.02em}
.pdp__price small{font-family:var(--sans);font-size:0.7rem;color:var(--ink-soft);letter-spacing:0.15em;margin-left:10px}

.pdp__lead{font-family:var(--jp-serif);font-size:0.95rem;line-height:2.1;color:var(--ink-soft);margin-bottom:40px;padding-bottom:32px;border-bottom:1px solid var(--line)}

/* Options */
.pdp__opts{margin-bottom:36px}
.opt-label{font-size:0.72rem;letter-spacing:0.25em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:14px;font-weight:500}
.opt-row{display:flex;gap:10px;flex-wrap:wrap}
.opt{
  font-family:var(--sans);padding:14px 22px;
  border:1px solid var(--line);background:var(--paper);color:var(--ink);
  font-size:0.85rem;cursor:pointer;transition:all 0.2s;
  display:inline-flex;flex-direction:column;align-items:flex-start;gap:4px;line-height:1;
}
.opt small{font-size:0.72rem;color:var(--ink-soft);letter-spacing:0.05em}
.opt:hover{border-color:var(--ink)}
.opt.is-active{border-color:var(--ink);background:var(--ink);color:var(--bg)}
.opt.is-active small{color:rgba(255,255,255,0.7)}

/* Quantity & Add */
.pdp__qty-row{display:grid;grid-template-columns:auto 1fr;gap:14px;margin-bottom:36px}
.qty{display:inline-flex;align-items:center;border:1px solid var(--line);background:var(--paper);height:62px}
.qty button{width:42px;height:100%;font-size:1.2rem;color:var(--ink);transition:background .2s}
.qty button:hover{background:var(--bg-2)}
.qty span{width:36px;text-align:center;font-family:var(--serif);font-size:1.1rem}

.btn--full{width:100%;height:62px;line-height:1;display:flex;align-items:center;justify-content:center}

/* Perks */
.pdp__perks{display:flex;flex-direction:column;gap:8px;font-size:0.82rem;color:var(--ink-soft);margin-bottom:48px}
.pdp__perks li{display:flex;align-items:baseline;gap:10px}
.pdp__perks span{color:var(--clay);font-size:0.7rem}

/* Tabs */
.pdp__tabs{border-top:1px solid var(--line);padding-top:24px}
.tab-heads{display:flex;gap:0;border-bottom:1px solid var(--line);margin-bottom:32px;overflow-x:auto}
.th{
  font-family:var(--sans);font-size:0.78rem;letter-spacing:0.18em;text-transform:uppercase;font-weight:500;
  color:var(--ink-soft);padding:14px 24px 14px 0;margin-right:32px;
  position:relative;flex-shrink:0;
}
.th:hover{color:var(--ink)}
.th.is-active{color:var(--ink)}
.th.is-active::after{content:'';position:absolute;bottom:-1px;left:0;right:24px;height:1px;background:var(--ink)}

.tab-panel{display:none;animation:fade .4s}
.tab-panel.is-active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.tab-panel h3{font-family:var(--serif);font-size:1.15rem;font-weight:400;margin-bottom:20px}
.dot-list,.num-list{display:flex;flex-direction:column;gap:14px;font-family:var(--jp-serif);font-size:0.92rem;line-height:2;color:var(--ink-soft)}
.dot-list li{padding-left:24px;position:relative}
.dot-list li::before{content:'·';position:absolute;left:0;top:-4px;color:var(--clay);font-size:1.6rem;line-height:1}
.num-list{counter-reset:n}
.num-list li{padding-left:36px;position:relative;counter-increment:n}
.num-list li::before{content:counter(n,decimal-leading-zero);position:absolute;left:0;top:0;font-family:var(--serif);font-style:italic;color:var(--clay);font-size:0.95rem}
.dot-list b,.num-list b{color:var(--ink);font-weight:500}
.ingredients{font-family:var(--sans);font-size:0.85rem;line-height:2;color:var(--ink-soft);background:var(--bg);padding:24px;border:1px solid var(--line)}
.note{font-size:0.78rem;color:var(--ink-soft);margin-top:16px;font-style:italic}

/* Routine */
.routine{padding:120px 0;background:var(--bg-2)}
.routine__row{display:flex;align-items:stretch;gap:14px;justify-content:center;flex-wrap:wrap}
.step-card{flex:1;min-width:170px;max-width:220px;background:var(--paper);padding:24px 18px;text-align:center;position:relative;border:1px solid var(--line);transition:transform 0.3s,border-color 0.3s}
.step-card:hover{transform:translateY(-4px);border-color:var(--clay)}
.step-card.is-current{border-color:var(--ink);background:var(--ink);color:var(--bg)}
.step-card.is-current .pcard__cat{color:var(--gold)}
.step-card.is-current .pcard__name{color:var(--bg)}
.step-card.is-current .pcard__price{color:var(--bg)}
.step-card.is-current .step-num{color:var(--gold)}
.step-card img{width:100%;aspect-ratio:1/1;object-fit:cover;margin-bottom:16px}
.step-num{position:absolute;top:14px;right:14px;font-family:var(--serif);font-style:italic;font-size:1rem;color:var(--clay);letter-spacing:0.1em}
.step-card .pcard__cat{font-size:0.64rem;margin-bottom:6px}
.step-card .pcard__cat i{font-style:italic;color:var(--clay);font-size:0.7em}
.step-card .pcard__name{font-size:0.95rem;margin-bottom:8px;font-family:var(--serif)}
.step-card .pcard__price{font-family:var(--serif);font-size:0.95rem}
.arrow{align-self:center;font-size:1.4rem;color:var(--clay-d);font-family:var(--serif)}
.routine__total{text-align:center;margin-top:56px;font-family:var(--serif);font-size:1.1rem;letter-spacing:0.05em;color:var(--ink)}
.routine__total b{color:var(--clay-d);font-size:1.2em;margin:0 4px}
.routine__total small{font-size:0.75em;color:var(--ink-soft);letter-spacing:0.1em;font-family:var(--sans)}

/* Reviews */
.reviews{padding:120px 0}
.reviews__head{text-align:center;margin-bottom:64px}
.reviews__rating{display:flex;flex-direction:column;align-items:center;gap:8px;margin-top:24px}
.rating-big{font-family:var(--serif);font-size:3.5rem;font-weight:400;color:var(--ink);line-height:1}
.stars--lg{font-size:1.3rem;letter-spacing:0.15em}
.rating-meta{color:var(--ink-soft);font-size:0.85rem;margin-top:6px}
.reviews__list{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.rv{background:var(--paper);padding:36px 32px;border:1px solid var(--line)}
.rv__head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.rv__head .stars{font-size:0.85rem}
.rv__date{font-family:var(--serif);font-style:italic;font-size:0.78rem;color:var(--ink-soft);letter-spacing:0.1em}
.rv__title{font-family:var(--serif);font-size:1.1rem;font-weight:400;margin-bottom:14px;line-height:1.5}
.rv__txt{font-family:var(--jp-serif);font-size:0.88rem;line-height:2;color:var(--ink-soft);margin-bottom:18px}
.rv__by{font-size:0.78rem;color:var(--clay-d);letter-spacing:0.05em;border-top:1px solid var(--line);padding-top:14px}

@media(max-width:1023px){
  .pdp__layout{grid-template-columns:1fr;gap:48px}
  .pdp__gallery{position:static}
  .reviews__list{grid-template-columns:1fr;gap:20px;max-width:520px;margin:0 auto}
  .routine__row{flex-direction:column;align-items:center}
  .arrow{transform:rotate(90deg)}
  .step-card{max-width:280px;width:100%}
}
@media(max-width:600px){
  .gal__thumbs{grid-template-columns:repeat(4,1fr)}
  .pdp__qty-row{grid-template-columns:1fr;gap:12px}
  .qty{width:fit-content}
}