@media (max-width: 720px) {
  :root {
    --mobile-edge: 18px;
  }

  html {
    scroll-padding-top: 78px;
    background: #20211d;
    max-width: 100%;
    overflow-x: hidden;
  }

  body {
    background: #20211d;
    max-width: 100%;
    overflow-x: hidden;
  }

  body * {
    min-width: 0;
  }

  .hero-copy h1,
  .manifesto p,
  .section-head h2,
  .about-copy h2,
  .contact h2,
  .detail-copy h1 {
    letter-spacing: 0;
  }

  a,
  button,
  .work {
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
  }

  .preview-note {
    display: none;
  }

  .home,
  .detail {
    min-height: 100svh;
    max-width: 100%;
    background: linear-gradient(180deg, #fbf8f2 0%, #f4f0e8 54%, #ece4d7 100%);
  }

  .home {
    padding-bottom: calc(82px + env(safe-area-inset-bottom));
  }

  .header {
    top: 0;
    z-index: 70;
    padding: calc(12px + env(safe-area-inset-top)) 16px 12px;
    background: rgba(251, 248, 242, 0.92);
    backdrop-filter: blur(18px);
    box-shadow: 0 10px 34px rgba(32, 33, 29, 0.08);
  }

  .brand {
    font-size: 14px;
    letter-spacing: 0.11em;
  }

  .menu-toggle {
    min-height: 40px;
    padding: 0 13px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.32);
    font-size: 14px;
    letter-spacing: 0.06em;
  }

  .mobile-nav {
    position: fixed;
    top: calc(60px + env(safe-area-inset-top));
    left: 12px;
    right: 12px;
    z-index: 80;
    padding: 8px 16px;
    background: rgba(251, 248, 242, 0.97);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 18px 48px rgba(32, 33, 29, 0.18);
  }

  .mobile-nav.open {
    display: flex;
  }

  .mobile-nav a {
    display: flex;
    align-items: center;
    min-height: 48px;
    padding: 0;
    border-bottom: 1px solid var(--line);
    font-size: 14px;
    letter-spacing: 0.06em;
  }

  .mobile-nav a:last-child {
    border-bottom: 0;
  }

  .hero {
    display: grid;
    align-items: stretch;
    min-height: calc(100svh - 70px);
    padding: 18px 16px 28px;
    max-width: 100%;
    border-bottom: 0;
  }

  .hero-layout {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 20px;
    max-width: 520px;
    width: 100%;
  }

  .hero-art {
    order: 1;
    width: 100%;
    margin: 0;
  }

  .hero-frame {
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 18px 48px rgba(41, 34, 26, 0.16);
  }

  .hero-frame img {
    aspect-ratio: 4 / 3;
    border-radius: 5px;
  }

  .hero-art figcaption {
    padding-top: 10px;
    font-size: 12px;
    letter-spacing: 0.04em;
  }

  .hero-copy {
    order: 2;
    max-width: none;
    width: 100%;
  }

  .overline,
  .kicker {
    font-size: 14px;
    letter-spacing: 0.06em;
  }

  .hero-copy h1 {
    font-size: clamp(36px, 9.6vw, 39px);
    line-height: 1.02;
    margin: 14px 0 16px;
    overflow-wrap: normal;
    text-wrap: balance;
  }

  .hero-copy .intro {
    font-size: 18px;
    line-height: 1.45;
    margin: 0 0 18px;
    overflow-wrap: anywhere;
  }

  .text-link {
    min-height: 46px;
    gap: 20px;
    padding: 0 0 8px;
    font-size: 14px;
    letter-spacing: 0.06em;
  }

  .manifesto {
    padding: 54px var(--mobile-edge);
    grid-template-columns: 30px 1fr;
    gap: 16px;
  }

  .manifesto p {
    font-size: 29px;
    line-height: 1.18;
  }

  .collection {
    padding: 58px 0 72px;
  }

  .section-head {
    padding: 0 var(--mobile-edge);
    gap: 18px;
    margin-bottom: 24px;
  }

  .section-head h2 {
    font-size: 39px;
    line-height: 1.04;
  }

  .section-head p {
    font-size: 15px;
    line-height: 1.62;
    max-width: none;
  }

  .grid {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(78%, 1fr);
    grid-template-columns: none;
    gap: 16px;
    max-width: none;
    margin: 0;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding: 4px var(--mobile-edge) 16px;
    scrollbar-width: none;
  }

  .grid::-webkit-scrollbar {
    display: none;
  }

  .work:nth-child(n),
  .work:nth-child(2n) {
    grid-column: auto;
    margin: 0;
    width: auto;
  }

  .work {
    scroll-snap-align: center;
    padding: 10px;
    background: #fbf8f2;
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 16px 42px rgba(41, 34, 26, 0.12);
  }

  .work-media {
    border-radius: 6px;
  }

  .work:nth-child(n) .work-media {
    aspect-ratio: 4 / 5;
  }

  .work h3 {
    font-size: 25px;
  }

  .work small {
    font-size: 12px;
    line-height: 1.55;
    letter-spacing: 0.04em;
  }

  .work-meta {
    grid-template-columns: 1fr;
    gap: 8px;
    margin-top: 0;
    padding: 14px 2px 0;
    border-top: 0;
  }

  .work-price {
    font-size: 17px;
  }

  .work-view {
    font-size: 14px;
    letter-spacing: 0.06em;
    margin-top: 10px;
  }

  .about {
    margin: 0;
    background: #20211d;
  }

  .about-visual {
    min-height: 44svh;
  }

  .about-label {
    left: 18px;
    bottom: 18px;
    font-size: 12px;
    letter-spacing: 0.04em;
  }

  .about-copy {
    padding: 48px var(--mobile-edge) 56px;
  }

  .about-copy h2 {
    font-size: 39px;
    margin: 13px 0 24px;
  }

  .about-copy .lead {
    font-size: 21px;
    line-height: 1.42;
  }

  .about-copy p {
    font-size: 15px;
    line-height: 1.75;
  }

  .about-copy .placeholder {
    display: none;
  }

  .contact {
    padding: 56px var(--mobile-edge) calc(116px + env(safe-area-inset-bottom));
    gap: 22px;
  }

  .contact h2 {
    font-size: 39px;
    line-height: 1.06;
  }

  .contact-copy p {
    font-size: 15px;
    line-height: 1.65;
  }

  .contact-links {
    margin-top: 24px;
  }

  .contact-links a {
    align-items: center;
    min-height: 58px;
    font-size: 19px;
    word-break: break-word;
  }

  .footer {
    display: none;
  }

  .mobile-dock {
    position: fixed;
    box-sizing: border-box;
    left: 12px;
    right: 12px;
    width: auto;
    max-width: calc(100vw - 24px);
    bottom: max(10px, env(safe-area-inset-bottom));
    z-index: 90;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    height: 66px;
    padding: 6px;
    background: rgba(32, 33, 29, 0.91);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 8px;
    color: #f7f0e7;
    box-shadow: 0 18px 55px rgba(0, 0, 0, 0.28);
    backdrop-filter: blur(18px);
  }

  .mobile-dock a {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    min-width: 0;
    border-radius: 6px;
    font-size: 12px;
    line-height: 1;
    color: rgba(247, 240, 231, 0.72);
  }

  .mobile-dock a.active {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
  }

  .dock-mark {
    display: grid;
    place-items: center;
    width: 21px;
    height: 21px;
    border: 1px solid rgba(247, 240, 231, 0.32);
    border-radius: 50%;
    font-family: var(--serif);
    font-size: 12px;
  }

  .mobile-dock a.active .dock-mark {
    border-color: #d6c09a;
    background: #d6c09a;
    color: #20211d;
  }

  .detail {
    padding-bottom: calc(22px + env(safe-area-inset-bottom));
  }

  .detail-header {
    position: sticky;
    top: 0;
    z-index: 75;
    grid-template-columns: 1fr auto;
    padding: calc(12px + env(safe-area-inset-top)) 16px 12px;
    background: rgba(251, 248, 242, 0.94);
    backdrop-filter: blur(18px);
    box-shadow: 0 10px 34px rgba(32, 33, 29, 0.08);
  }

  .back {
    display: inline-flex;
    align-items: center;
    min-height: 40px;
    font-size: 14px;
    letter-spacing: 0.04em;
  }

  .detail-header .brand {
    font-size: 14px;
    letter-spacing: 0.08em;
  }

  .detail-visual {
    min-height: auto;
    padding: 16px;
    background: #ebe5da;
  }

  .detail-visual img {
    max-height: 50svh;
    border-radius: 8px;
    box-shadow: 0 18px 45px rgba(41, 34, 26, 0.16);
  }

  .detail-copy {
    padding: 24px var(--mobile-edge) 0;
  }

  .detail-copy h1 {
    font-size: 40px;
    line-height: 1.02;
    margin: 12px 0 24px;
  }

  .detail-row {
    grid-template-columns: 86px 1fr;
    padding: 14px 0;
  }

  .detail-row span:first-child {
    font-size: 14px;
    letter-spacing: 0.04em;
  }

  .detail-row span:last-child {
    font-size: 16px;
  }

  .detail-desc {
    font-size: 15px;
    line-height: 1.72;
    margin: 24px 0;
  }

  .purchase-block {
    position: sticky;
    bottom: calc(10px + env(safe-area-inset-bottom));
    z-index: 80;
    margin: 28px 0 18px;
    padding: 14px;
    background: rgba(251, 248, 242, 0.96);
    backdrop-filter: blur(18px);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 18px 50px rgba(32, 33, 29, 0.18);
  }

  .purchase-top {
    align-items: center;
    margin-bottom: 10px;
  }

  .purchase-label {
    font-size: 14px;
    letter-spacing: 0.04em;
  }

  .detail-price {
    font-size: 23px;
  }

  .buy {
    min-height: 52px;
    padding: 0 18px;
    border-radius: 6px;
    background: #20211d;
    color: #f4f0e8;
    font-size: 14px;
    letter-spacing: 0.06em;
  }

  .shipping {
    font-size: 14px;
    letter-spacing: 0.02em;
  }

  .more {
    padding: 54px var(--mobile-edge) 70px;
  }

  .more h2 {
    font-size: 33px;
  }

  .mini-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .mini img {
    border-radius: 8px;
  }
}

@media (min-width: 721px) {
  .mobile-dock {
    display: none;
  }
}