.portfolio-section { background: var(--soft-blue); }
.product-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: clamp(8px, 1.2vw, 14px); }
.portfolio-card { overflow: hidden; display: flex; min-width: 0; flex-direction: column; border: 0; border-radius: 16px; background: var(--paper); color: var(--ink); text-decoration: none; transition: transform .2s ease, box-shadow .2s ease; }
.portfolio-card:hover { transform: translateY(-4px); box-shadow: 0 0 0 2px var(--blue), 0 18px 36px rgba(0, 0, 0, .08); }
.portfolio-card__visual { overflow: hidden; aspect-ratio: 1; margin: 6px; border: 0; border-radius: 11px; background: var(--paper); }
.portfolio-card__visual img { width: 100%; height: 100%; border-radius: 10px; object-fit: cover; }
.portfolio-card--product .portfolio-card__visual img { object-fit: contain; }
.portfolio-card__placeholder { display: grid; aspect-ratio: 1; margin: 6px; place-items: center; border: 2px solid var(--blue); border-radius: 11px; background: radial-gradient(circle at 50% 42%, rgba(255, 255, 255, .96), rgba(31, 91, 255, .12)); color: var(--blue); font-size: 12px; font-weight: 700; }
.portfolio-card__copy { flex: 1; display: flex; flex-direction: column; padding: 8px 11px 14px; }
.portfolio-card__copy small { margin-bottom: 10px; color: var(--blue); font-size: 10px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.portfolio-card__copy h3 { margin-bottom: 8px; font-size: clamp(15px, 1.45vw, 19px); line-height: 1.08; letter-spacing: -.025em; overflow-wrap: anywhere; }
.portfolio-card__copy p { display: -webkit-box; overflow: hidden; margin-bottom: 12px; color: rgba(0,0,0,.68); font-size: 12px; line-height: 1.35; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.portfolio-card__copy strong { margin-top: auto; padding-top: 4px; border-top: 0; color: var(--blue); font-size: clamp(11px, 1vw, 13px); font-weight: 500; line-height: 1.2; }
.product-grid__action { min-width: 0; min-height: 0; align-self: stretch; display: grid; place-items: center; padding: 24px 14px; border: 0; border-radius: 16px; background: var(--paper); color: var(--blue); font: inherit; font-size: 14px; font-weight: 600; line-height: 1.2; text-align: center; text-decoration: none; cursor: pointer; transition: transform .2s ease, box-shadow .2s ease; }
.product-grid__action:hover, .product-grid__action:focus-visible { outline: 0; transform: translateY(-4px); box-shadow: 0 0 0 2px var(--blue), 0 18px 36px rgba(0,0,0,.08); }
.portfolio-related-section .portfolio-card, .portfolio-related-section .product-grid__action { background: var(--soft-blue); }
.portfolio-empty { max-width: 900px; padding: clamp(30px, 6vw, 64px); border: 1px solid var(--ink); border-radius: var(--radius-card); background: var(--paper); }
.portfolio-empty h2 { max-width: 760px; }
.portfolio-empty p { max-width: 700px; font-size: 19px; }
.portfolio-hero { padding-block: 58px 88px; background: radial-gradient(circle at 80% 18%, rgba(31, 91, 255, .12), transparent 30rem); }
.portfolio-hero__grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(380px, 1.1fr); gap: clamp(40px, 7vw, 88px); align-items: center; }
.portfolio-hero__grid--text { grid-template-columns: minmax(0, 850px); }
.portfolio-hero h1 { max-width: 100%; font-size: clamp(48px, 6vw, 82px); overflow-wrap: anywhere; }
.portfolio-hero__price { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px; margin-top: 34px; padding-top: 22px; border-top: 1px solid var(--line); }
.portfolio-hero__price span { flex-basis: 100%; color: rgba(0,0,0,.62); font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.portfolio-hero__price strong { color: var(--blue); font-size: clamp(30px, 3.6vw, 48px); line-height: 1; letter-spacing: -.035em; }
.portfolio-hero__price small { color: rgba(0,0,0,.62); font-size: 15px; }
.portfolio-frame { overflow: hidden; padding: 12px; border: 2px solid var(--blue); border-radius: 26px; background: var(--paper); }
.portfolio-hero__visual { margin: 0; }
.portfolio-hero__visual img, .portfolio-gallery .portfolio-frame img { display: block; width: 100%; height: auto; aspect-ratio: 1; border-radius: 16px; object-fit: cover; }
.portfolio-story { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(40px, 7vw, 88px); align-items: start; }
.portfolio-story h2 { max-width: 640px; }
.portfolio-story > div > p:last-child { max-width: 650px; font-size: 19px; }
.portfolio-facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 0; padding: 0; list-style: none; }
.portfolio-facts li { min-height: 124px; display: flex; align-items: flex-end; padding: 20px; border: 1px solid var(--ink); border-radius: var(--radius-control); background: var(--paper); font-weight: 700; }
.portfolio-technology-section { padding-top: clamp(56px, 7vw, 88px); }
.portfolio-technology { display: grid; grid-template-columns: minmax(160px, .42fr) minmax(0, .95fr) minmax(0, 1.25fr); gap: clamp(22px, 3.2vw, 52px); align-items: start; padding: clamp(28px, 5vw, 52px); border: 1px solid var(--ink); border-radius: var(--radius-card); background: var(--soft-blue); }
.portfolio-technology > * { min-width: 0; }
.portfolio-technology h2, .portfolio-technology p { margin: 0; }
.portfolio-technology h2 { max-width: 760px; font-size: clamp(42px, 4vw, 76px); line-height: .96; overflow-wrap: anywhere; }
.portfolio-technology > p:last-child { max-width: 760px; font-size: 19px; }
.portfolio-price { box-shadow: 18px 18px 0 var(--soft-blue); }
.portfolio-gallery-section { background: var(--soft-blue); }
.portfolio-gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.portfolio-gallery figure { margin: 0; }
.portfolio-gallery figcaption { padding: 10px 6px 0; color: rgba(0, 0, 0, .64); font-size: 13px; }
.portfolio-gallery--enhanced { grid-template-columns:minmax(0,1fr); gap:12px; }
.portfolio-gallery__stage { position:relative; overflow:hidden; width:100%; padding:0; border:0; border-radius:24px; background:var(--paper); color:var(--paper); cursor:zoom-in; }
.portfolio-gallery__stage img { width:100%; height:min(68vw,720px); object-fit:cover; }
.portfolio-gallery__stage > span { position:absolute; right:0; bottom:0; left:0; padding:72px 24px 20px; background:linear-gradient(transparent,rgba(0,0,0,.76)); font-size:15px; line-height:1.45; text-align:left; }
.portfolio-gallery__stage:focus-visible,.portfolio-gallery__thumb:focus-visible { outline:3px solid var(--blue); outline-offset:3px; }
.portfolio-gallery__rail { display:grid; grid-auto-columns:minmax(150px,1fr); grid-auto-flow:column; gap:10px; overflow-x:auto; padding:3px 3px 12px; scroll-snap-type:x proximity; overscroll-behavior-inline:contain; }
.portfolio-gallery__thumb { min-width:0; padding:5px; border:1px solid transparent; border-radius:14px; background:rgba(255,255,255,.72); color:var(--ink); scroll-snap-align:start; cursor:zoom-in; }
.portfolio-gallery__thumb:hover { border-color:var(--blue); }
.portfolio-gallery__thumb img { width:100%; aspect-ratio:1; border-radius:9px; object-fit:cover; }
.portfolio-gallery__thumb span { display:-webkit-box; overflow:hidden; margin:7px 3px 3px; color:rgba(0,0,0,.64); font-size:11px; line-height:1.3; text-align:left; -webkit-box-orient:vertical; -webkit-line-clamp:2; }
.gallery-lightbox { width:100vw; max-width:none; height:100dvh; max-height:none; margin:0; padding:0; border:0; background:#000; color:#fff; }
.gallery-lightbox::backdrop { background:#000; }
.gallery-lightbox__surface { position:relative; display:grid; width:100%; height:100%; grid-template-columns:64px minmax(0,1fr) 64px; place-items:center; padding:max(20px,env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) max(20px,env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left)); }
.gallery-lightbox figure { display:grid; width:100%; height:100%; min-height:0; margin:0; grid-template-rows:minmax(0,1fr) auto; place-items:center; }
.gallery-lightbox figure img { max-width:100%; max-height:calc(100dvh - 116px); object-fit:contain; }
.gallery-lightbox figcaption { max-width:900px; padding:12px 20px 0; color:rgba(255,255,255,.76); font-size:14px; line-height:1.45; text-align:center; }
.gallery-lightbox button { z-index:2; display:grid; width:48px; height:48px; place-items:center; padding:0; border:1px solid rgba(255,255,255,.36); border-radius:50%; background:rgba(0,0,0,.36); color:#fff; font:400 24px/1 inherit; cursor:pointer; }
.gallery-lightbox button:hover,.gallery-lightbox button:focus-visible { outline:0; border-color:#fff; background:#fff; color:#000; }
.gallery-lightbox__close { position:absolute; top:max(16px,env(safe-area-inset-top)); right:max(16px,env(safe-area-inset-right)); }
.gallery-lightbox__counter { position:absolute; top:max(28px,env(safe-area-inset-top)); left:50%; color:rgba(255,255,255,.7); font-size:12px; transform:translateX(-50%); }
.has-gallery-lightbox { overflow:hidden; }
.portfolio-schemes-section { background: var(--paper); }
.portfolio-scheme-groups { display: grid; gap: clamp(54px, 7vw, 88px); }
.portfolio-scheme-group h3 { margin-bottom: 24px; font-size: clamp(28px, 3.2vw, 46px); line-height: 1; letter-spacing: -.035em; }
.portfolio-scheme-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.portfolio-scheme-grid figure { min-width: 0; margin: 0; padding: 10px; border: 1px solid var(--ink); border-radius: var(--radius-control); background: var(--paper); }
.portfolio-scheme-grid img { width: 100%; height: auto; aspect-ratio: 1500 / 980; object-fit: contain; background: var(--paper); }
.portfolio-scheme-grid figcaption { padding: 9px 3px 1px; color: rgba(0,0,0,.62); font-size: 12px; }
.portfolio-sticky-cta { position: fixed; left: 0; right: 0; bottom: 0; z-index: 9; width: 100%; padding: 14px 0 max(14px, env(safe-area-inset-bottom)); border-top: 1px solid rgba(0,0,0,.2); background: rgba(255,255,255,.82); box-shadow: 0 -14px 44px rgba(0,0,0,.1); -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px); opacity: 0; pointer-events: none; transform: translateY(100%); transition: opacity .28s ease, transform .38s cubic-bezier(.22,1,.36,1); }
.portfolio-sticky-cta.is-visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.portfolio-sticky-cta__inner { display: grid; grid-template-columns: minmax(220px, 1fr) max-content max-content; gap: 14px; align-items: center; }
.portfolio-sticky-cta__inner p { margin: 0; color: var(--ink); font-size: 16px; font-weight: 700; }
.portfolio-sticky-cta__secondary { border-color: var(--blue); background: rgba(255,255,255,.46); color: var(--blue); }
@media (max-width: 900px) {
  .product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .portfolio-gallery, .portfolio-scheme-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .portfolio-hero__grid, .portfolio-story, .portfolio-technology { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .portfolio-gallery, .portfolio-facts, .portfolio-scheme-grid { grid-template-columns: 1fr; }
  .portfolio-card__copy { padding: 7px 8px 11px; }
  .portfolio-card__copy h3 { font-size: 14px; }
  .portfolio-card__copy p { font-size: 11px; -webkit-line-clamp: 2; }
  .portfolio-card__copy strong { font-size: 11px; }
  .product-grid__action { padding: 20px 10px; font-size: 13px; }
  .portfolio-hero { padding-block: 42px 62px; }
  .portfolio-frame { padding: 9px; border-radius: 22px; }
  .portfolio-frame img { border-radius: 14px; }
  .portfolio-gallery__stage img { height:calc(100vw - 28px); }
  .portfolio-gallery__stage > span { padding:56px 16px 14px; font-size:13px; }
  .portfolio-gallery__rail { grid-auto-columns:112px; }
  .gallery-lightbox__surface { grid-template-columns:1fr; padding-inline:8px; }
  .gallery-lightbox__previous,.gallery-lightbox__next { position:absolute; bottom:max(18px,env(safe-area-inset-bottom)); }
  .gallery-lightbox__previous { left:14px; }
  .gallery-lightbox__next { right:14px; }
  .gallery-lightbox figcaption { padding-inline:54px; font-size:12px; }
  .portfolio-sticky-cta { padding-block: 12px max(12px, env(safe-area-inset-bottom)); }
  .portfolio-sticky-cta__inner { grid-template-columns: 1fr; gap: 8px; }
  .portfolio-sticky-cta__inner .button { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .portfolio-card { transition: none; }
  .portfolio-sticky-cta { transition: none; }
}