/* Custom Properties */
    :root {
      --seto-blue:  #5ba4c8;
      --seto-deep:  #2d6b9e;
      --shim-deep:  #3d7a58;
      --gold:       #c8a865;
      --gold-light: #f0dfa8;
      --gold-deep:  #9e7c3a;
      --cream:      #faf7f2;
      --cream-dark: #f2ede4;
      --dark-bg:    #0b1e30;
      --dark-deep:  #071525;
      --text-dark:  #2c2418;
      --text-mid:   #5a4f3e;
      --text-light: #8a7f72;
      --white:      #ffffff;
      --ease-expo:  cubic-bezier(0.22, 1, 0.36, 1);
    }

    /* Reset */
    *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
    img    { display: block; max-width: 100%; }
    button { cursor: pointer; }
    a      { text-decoration: none; }

    body {
      font-family: "Noto Serif JP", serif;
      background: var(--cream);
      color: var(--text-dark);
      font-size: 16px;
      line-height: 1.8;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

    /* Layout */
    .container    { max-width: 900px; margin: 0 auto; }
    .section-header { text-align: center; margin-bottom: 48px; }

    .section-eyebrow {
      display: block;
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.35em;
      text-transform: uppercase;
      color: var(--seto-blue);
      margin-bottom: 10px;
    }
    .section-title {
      font-family: "Zen Antique Soft", "Noto Serif JP", serif;
      font-size: clamp(22px, 4vw, 34px);
      font-weight: 400;
      letter-spacing: 0.06em;
      color: var(--text-dark);
      margin-bottom: 16px;
    }
    .section-rule {
      width: 48px; height: 2px;
      background: linear-gradient(90deg, var(--seto-blue), var(--gold));
      margin: 0 auto 14px;
      border-radius: 2px;
    }
    .section-rule--left { margin: 0 0 12px; }

    /* Fade-in */
    .fade-in {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity 0.65s var(--ease-expo), transform 0.65s var(--ease-expo);
    }
    .fade-in.is-visible { opacity: 1; transform: none; }

    /* ------------------------------------------------------------------ */
    /* Early Bird Bar */
    /* ------------------------------------------------------------------ */
    .early-bird {
      background: linear-gradient(135deg, #071525 0%, #0e2d4a 50%, #071525 100%);
      color: var(--white);
      border-bottom: 2px solid rgba(200, 168, 101, 0.4);
    }
    .early-bird__inner {
      width: 100%;
      padding: 16px 32px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .early-bird__col {
      flex: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      gap: 6px;
    }
    .early-bird__col--center { flex: 1.2; }
    .early-bird__sep {
      width: 1px; height: 60px;
      background: rgba(200, 168, 101, 0.3);
      flex-shrink: 0;
      margin: 0 16px;
    }
    .early-bird__label {
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 0.15em;
      color: var(--gold-light);
      background: rgba(200, 168, 101, 0.15);
      border: 1px solid rgba(200, 168, 101, 0.4);
      padding: 3px 12px;
      border-radius: 20px;
    }
    .early-bird__deal {
      font-family: "M PLUS 1", sans-serif;
      font-size: 24px;
      font-weight: 800;
      line-height: 1;
    }
    .early-bird__deal em   { font-style: normal; color: var(--gold-light); font-size: 38px; }
    .early-bird__period    { font-family: "Noto Serif JP", serif; font-size: 13px; color: rgba(255,255,255,0.85); }
    .early-bird__period strong { color: var(--gold-light); font-size: 15px; }
    .early-bird__timer {
      display: inline-block;
      background: rgba(200, 168, 101, 0.2);
      border: 1px solid rgba(200, 168, 101, 0.5);
      color: var(--gold-light);
      font-family: "M PLUS 1", sans-serif;
      font-size: 13px;
      font-weight: 700;
      padding: 4px 16px;
      border-radius: 20px;
    }
    .early-bird__days      { font-size: 22px; font-weight: 800; margin: 0 4px; }
    .early-bird__cond-label {
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.15em;
      color: var(--gold-light);
      opacity: 0.7;
    }
    .early-bird__cond { font-size: 13px; color: rgba(255,255,255,0.6); line-height: 1.7; }

    /* ------------------------------------------------------------------ */
    /* Hero */
    /* ------------------------------------------------------------------ */
    .hero {
      position: relative;
      min-height: 380px;
      background: linear-gradient(160deg, #9dcff0 0%, #c2e8f8 30%, #e4f4fb 55%, #f0ece0 78%, #e8dfc8 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      overflow: hidden;
      padding: 72px 20px 84px;
    }
    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(ellipse 65% 50% at 15% 60%, rgba(91,164,200,0.28) 0%, transparent 65%),
        radial-gradient(ellipse 55% 45% at 85% 25%, rgba(200,168,101,0.14) 0%, transparent 65%),
        radial-gradient(ellipse 40% 60% at 60% 90%, rgba(100,190,220,0.18) 0%, transparent 70%);
    }
    .hero::after {
      content: "";
      position: absolute;
      bottom: -1px; left: 0; right: 0;
      height: 72px;
      background: url("data:image/svg+xml,%3Csvg viewBox='0 0 1440 72' xmlns='http://www.w3.org/2000/svg' preserveAspectRatio='none'%3E%3Cpath d='M0,36 C180,72 360,0 540,36 C720,72 900,0 1080,36 C1260,72 1350,18 1440,36 L1440,72 L0,72 Z' fill='%230b1e30'/%3E%3C/svg%3E");
      background-size: cover;
      z-index: 2;
    }

    /* ------------------------------------------------------------------ */
    /* Hero decorations — dot grid + orbs + rings + particles */
    /* ------------------------------------------------------------------ */
    .hero__deco { position: absolute; inset: 0; pointer-events: none; overflow: hidden; z-index: 1; }

    /* Dot grid */
    .hero__dots {
      position: absolute;
      inset: 0;
      background-image: radial-gradient(circle, rgba(45,107,158,0.3) 1.5px, transparent 1.5px);
      background-size: 26px 26px;
      opacity: 0.7;
    }

    /* Ripple rings — 水面の波紋：拡大しながらフェードアウト */
    .hero__ring {
      position: absolute;
      border-radius: 50%;
      border: 2px solid var(--ring-color, rgba(91, 164, 200, 0.7));
      box-shadow: 0 0 12px var(--ring-glow, rgba(91, 164, 200, 0.3));
      animation: ringRipple var(--dur, 5s) var(--delay, 0s) ease-out infinite;
    }
    @keyframes ringRipple {
      0%   { transform: scale(0.25); opacity: 0.9; }
      60%  { opacity: 0.3; }
      100% { transform: scale(1.9); opacity: 0; }
    }

    /* Floating particles — グロー付きで大きく */
    .hero__particle {
      position: absolute;
      border-radius: 50%;
      background: var(--bg, rgba(91, 164, 200, 0.8));
      box-shadow: 0 0 var(--glow, 10px) var(--glow-c, rgba(91, 164, 200, 0.55));
      animation: particleFloat var(--dur, 8s) var(--delay, 0s) ease-in-out infinite;
    }
    @keyframes particleFloat {
      0%, 100% { transform: translate(0, 0) scale(1); opacity: var(--op, 0.75); }
      50%       { transform: translate(var(--tx, 6px), -16px) scale(1.3); opacity: 1; }
    }

    .hero__inner { position: relative; z-index: 3; width: 100%; }

    /* ShopServe対策: ヒーロー内テキストのmargin/paddingをゼロリセット
       ただし .hero__badge は除外（独自のpadding/marginを保持） */
    .hero__inner h1,
    .hero__inner p,
    .hero__inner span:not(.hero__badge):not(.hero__title__row):not(.hero__title__accent):not(.hero__title__new),
    .hero__inner strong {
      margin: 0 !important;
      padding: 0 !important;
    }

    .hero__badge {
      display: inline-block;
      position: relative;
      overflow: hidden;
      background: linear-gradient(135deg, var(--seto-blue), var(--seto-deep));
      color: var(--white);
      font-family: "Noto Serif JP", serif;
      font-size: 29px;
      font-weight: 400;
      letter-spacing: 0.2em;
      padding: 14px 40px;
      border-radius: 36px;
      margin-top: 20px;
      margin-bottom: 20px;
      box-shadow: 0 4px 20px rgba(45,107,158,0.32);
      animation: heroFadeUp 0.9s 0.05s var(--ease-expo) both;
    }
    .hero__badge::after {
      content: "";
      position: absolute;
      top: 0; left: -80%; width: 50%; height: 100%;
      background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3) 50%, transparent);
      animation: badgeShimmer 3.5s 1s infinite;
    }
    .hero__title {
      font-family: "Zen Antique Soft", "Noto Serif JP", sans-serif !important;
      font-size: clamp(20px, 3.5vw, 38px) !important;
      font-weight: 400 !important;
      letter-spacing: 0.01em !important;
      line-height: 1 !important;        /* <br>ではなくspanで折り返すためline-heightは1に */
      color: var(--text-dark) !important;
      margin-bottom: 16px !important;
      animation: heroFadeUp 1.1s var(--ease-expo) both;
    }
    /* 1行ずつ <span class="hero__title__row"> で折り返し制御 */
    .hero__title__row {
      display: block !important;
      line-height: 1.75 !important;
      margin: 0 !important;
      padding: 0 !important;
      animation: titleWave 4s ease-in-out infinite !important;
    }
    .hero__title__row:last-child {
      animation-delay: 0.55s !important;
    }
    @keyframes titleWave {
      0%, 100% { transform: translateY(0px); }
      50%       { transform: translateY(-7px); }
    }
    .hero__title__accent {
      display: inline !important;
    }
    .hero__title__new {
      display: inline-flex !important;
      align-items: center !important;
      justify-content: center !important;
      width: 1.55em !important;
      height: 1.55em !important;
      border-radius: 50% !important;
      background: #fff !important;
      color: #1a3060 !important;
      -webkit-text-fill-color: #1a3060 !important;
      font-size: 1em !important;
      font-weight: 400 !important;
      line-height: 1 !important;
      letter-spacing: 0 !important;
      vertical-align: 0.08em !important;
      margin: 0 0.22em !important;
      flex-shrink: 0 !important;
      animation: none !important;
    }
    .hero__sub {
      display: block !important;
      font-size: clamp(13px, 2vw, 16px) !important;
      line-height: 1.8 !important;
      color: var(--text-mid) !important;
      letter-spacing: 0.06em !important;
      margin-bottom: 0 !important;
      animation: heroFadeUp 1.3s 0.2s var(--ease-expo) both;
    }
    .hero__sub + .hero__sub { margin-top: 6px !important; }
    .hero__sub strong { color: var(--seto-deep) !important; font-weight: 700 !important; }

    /* ------------------------------------------------------------------ */
    /* Hero Key Visual — 商品キービジュアル3点 */
    /* ------------------------------------------------------------------ */
    .hero-kv {
      background: var(--dark-bg);
      padding: 0 20px 64px;
    }
    .hero-kv__main {
      max-width: 880px;
      margin: 0 auto 16px;
    }
    .hero-kv__main img {
      width: 100%;
      border-radius: 12px;
      box-shadow: 0 8px 48px rgba(0,0,0,0.52);
      display: block;
    }
    .hero-kv__duo {
      max-width: 880px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .hero-kv__duo img {
      width: 100%;
      border-radius: 10px;
      box-shadow: 0 6px 32px rgba(0,0,0,0.42);
      display: block;
    }

    /* ------------------------------------------------------------------ */
    /* Carousel */
    /* ------------------------------------------------------------------ */
    .carousel-section { background: var(--dark-bg); padding: 72px 20px; }
    .carousel-section .section-eyebrow { color: var(--white) !important; }
    .carousel-section .section-title   { color: var(--white) !important; }
    .carousel-section .section-rule    { background: linear-gradient(90deg, var(--gold), var(--seto-blue)); }

    .carousel {
      position: relative;
      max-width: 800px;
      margin: 0 auto 14px;
      border-radius: 18px;
      overflow: hidden;
      box-shadow: 0 12px 60px rgba(0,0,0,0.55);
    }
    .carousel__track { display: flex; transition: transform 0.52s cubic-bezier(0.4,0,0.2,1); will-change: transform; }
    .carousel__slide { min-width: 100%; position: relative; }
    .carousel__slide img { width: 100%; aspect-ratio: 4/3; object-fit: contain; background: var(--dark-deep); }
    .carousel__caption {
      position: absolute;
      bottom: 0; left: 0; right: 0;
      padding: 32px 28px 22px;
      background: linear-gradient(0deg, rgba(8,16,10,0.9) 0%, rgba(8,16,10,0.45) 55%, transparent 100%);
    }
    .carousel__tag {
      display: inline-block;
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.15em;
      padding: 3px 13px;
      border-radius: 20px;
      margin-bottom: 9px;
    }
    .tag--seto     { background: rgba(91,164,200,0.88);  color: var(--white); }
    .tag--shimanto { background: rgba(122,173,140,0.88); color: var(--white); }
    .tag--mix      { background: rgba(200,168,101,0.88); color: #1a1a10; }
    .carousel__caption p {
      font-size: 15px;
      font-weight: 500;
      color: rgba(255,255,255,0.93);
      line-height: 1.85;
      letter-spacing: 0.08em;
    }
    .carousel__btn {
      position: absolute;
      top: 50%; transform: translateY(-50%);
      background: rgba(0,0,0,0.35);
      border: 1px solid rgba(255,255,255,0.2);
      color: var(--white);
      font-size: 18px;
      width: 40px; height: 40px;
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      transition: background 0.2s;
      z-index: 2;
    }
    .carousel__btn:hover { background: rgba(0,0,0,0.6); }
    .carousel__btn--prev { left: 12px; }
    .carousel__btn--next { right: 12px; }
    .carousel__dots { display: flex; justify-content: center; gap: 8px; margin-top: 16px; }
    .carousel__dot {
      width: 8px; height: 8px;
      border-radius: 50%;
      background: rgba(255,255,255,0.25);
      border: none; padding: 0;
      transition: all 0.3s;
    }
    .carousel__dot.is-active { background: var(--gold); transform: scale(1.3); }

    /* ------------------------------------------------------------------ */
    /* Commitment */
    /* ------------------------------------------------------------------ */
    .commitment-section { padding: 72px 20px; background: var(--cream-dark); }
    .commitment-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
      max-width: 900px;
      margin: 0 auto;
    }
    .commitment-item__img { width: 100%; border-radius: 12px; box-shadow: 0 4px 24px rgba(44,36,24,0.08); margin-bottom: 16px; }
    .commitment-item__title {
      font-size: 20px;
      font-weight: 700;
      letter-spacing: 0.1em;
      margin: 8px 0;
    }
    .commitment-item__text { font-size: 14px; line-height: 2; color: var(--text-mid); }

    /* ------------------------------------------------------------------ */
    /* Lineup / Products */
    /* ------------------------------------------------------------------ */
    .lineup-section { background: var(--cream); padding: 80px 20px; }
    .lineup-section .section-header::after {
      content: "◇";
      display: block;
      color: var(--gold);
      font-size: 14px;
      margin-top: 12px;
      opacity: 0.6;
    }

    /* Filter tabs */
    .filter-group { max-width: 900px; margin: 0 auto 40px; display: flex; flex-direction: column; gap: 12px; }
    .filter-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
    .filter-row__label {
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.18em;
      color: var(--text-light);
      white-space: nowrap;
      min-width: 36px;
    }
    .filter-tabs { display: flex; gap: 8px; flex-wrap: wrap; }
    .filter-tab {
      font-size: 13px;
      font-weight: 500;
      letter-spacing: 0.1em;
      padding: 9px 22px;
      border-radius: 30px;
      border: 1.5px solid var(--text-light);
      background: transparent;
      color: var(--text-mid);
      transition: all 0.25s;
    }
    .filter-tab:hover { opacity: 0.75; }

    /* Category active states */
    .filter-tab--cat[data-active="all"]      { background: var(--text-dark); border-color: var(--text-dark); color: var(--white); }
    .filter-tab--cat[data-active="seto"]     { background: var(--seto-deep); border-color: var(--seto-deep); color: var(--white); }
    .filter-tab--cat[data-active="shimanto"] { background: var(--shim-deep); border-color: var(--shim-deep); color: var(--white); }
    .filter-tab--cat[data-active="mix"]      { background: var(--gold-deep); border-color: var(--gold-deep); color: var(--white); }

    /* Price active state */
    .filter-tab--price[data-active] { background: var(--seto-deep); border-color: var(--seto-deep); color: var(--white); }

    /* No results */
    .filter-empty {
      grid-column: 1 / -1;
      text-align: center;
      padding: 48px 0;
      font-family: "Noto Serif JP", serif;
      font-size: 15px;
      color: var(--text-light);
      letter-spacing: 0.08em;
    }

    /* Product grid */
    .product-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
      max-width: 900px;
      margin: 0 auto;
    }

    /* Product card */
    .product-card {
      background: var(--white);
      border-radius: 16px;
      overflow: hidden;
      box-shadow: 0 8px 40px rgba(44,36,24,0.12);
      display: flex;
      flex-direction: column;
      transition: transform 0.3s, box-shadow 0.3s;
    }
    .product-card:hover { transform: translateY(-6px); box-shadow: 0 16px 56px rgba(44,36,24,0.17); }
    .product-card__img-wrap { position: relative; aspect-ratio: 1; overflow: hidden; background: var(--white); }
    .product-card__img-wrap img { width: 100%; height: 100%; object-fit: contain; transition: transform 0.4s; }
    .product-card:hover .product-card__img-wrap img { transform: scale(1.04); }
    .product-card__type {
      position: absolute;
      bottom: 10px; left: 10px;
      font-size: 10px;
      font-weight: 700;
      letter-spacing: 0.12em;
      padding: 3px 11px;
      border-radius: 20px;
      color: var(--white);
      z-index: 2;
    }
    .type--seto     { background: rgba(45,107,158,0.88); }
    .type--shimanto { background: rgba(61,122,88,0.88); }
    .type--mix      { background: rgba(158,124,58,0.88); }

    .product-card__body { padding: 20px 20px 16px; flex: 1; display: flex; flex-direction: column; }
    .product-card__name {
      font-family: "Noto Serif JP", serif;
      font-size: 16px;
      font-weight: 700;
      letter-spacing: 0.06em;
      color: var(--text-dark);
      margin-bottom: 8px;
      line-height: 1.5;
    }
    .product-card__divider {
      height: 1px;
      background: linear-gradient(90deg, transparent, var(--cream-dark) 20%, var(--cream-dark) 80%, transparent);
      margin-bottom: 12px;
    }
    .product-card__contents { font-size: 13px; color: var(--text-mid); line-height: 1.8; margin-bottom: 10px; flex: 1; }
    .product-card__price-row {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 8px;
      margin-bottom: 16px;
    }
    .product-card__price {
      font-family: "M PLUS 1", sans-serif;
      font-size: 30px;
      font-weight: 800;
      color: var(--text-dark);
      letter-spacing: -0.01em;
      line-height: 1;
    }
    .product-card__price span { font-size: 14px; font-weight: 500; color: var(--text-mid); margin-left: 2px; }
    .product-card__price-tax  { font-size: 12px; color: var(--text-light); margin-top: 3px; }
    .product-card__qty        { font-size: 12px; color: var(--text-mid); text-align: right; line-height: 1.6; }
    .product-card__cta-wrap { padding-top: 12px; }
    .product-card__cart-form { margin: 0; padding: 0; }
    .product-card__cta {
      display: block;
      width: 100%;
      padding: 16px 0;
      border-radius: 10px;
      font-size: 16px;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-align: center;
      border: none;
      background: linear-gradient(135deg, var(--gold-deep) 0%, var(--gold) 100%);
      color: var(--white);
      transition: all 0.25s;
    }
    .product-card__cta:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(200,168,101,0.45);
      filter: brightness(1.07);
    }

    /* Noshi */
    .noshi { text-align: center; margin: 40px auto 0; max-width: 900px; }
    .noshi__caption { font-size: 13px; color: var(--text-light); margin-bottom: 12px; letter-spacing: 0.06em; }
    .noshi__img { max-width: 380px; width: 100%; border-radius: 10px; box-shadow: 0 4px 24px rgba(44,36,24,0.08); margin: 0 auto; }

    /* Lineup Note / CTA Banner */
    .lineup-note {
      max-width: 900px;
      margin: 48px auto 0;
      background: linear-gradient(160deg, #0a1e34 0%, #071525 55%, #0e2d4a 100%);
      border-radius: 20px;
      padding: 56px 32px 52px;
      text-align: center;
      border: 1px solid rgba(200,168,101,0.35);
      box-shadow: 0 12px 48px rgba(0,0,0,0.22);
    }
    .lineup-note__eyecatch {
      display: inline-block;
      background: rgba(200,168,101,0.22);
      border: 1px solid rgba(200,168,101,0.5);
      color: var(--gold-light);
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.22em;
      padding: 5px 18px;
      border-radius: 20px;
      margin-bottom: 20px;
    }
    .lineup-note__headline {
      font-family: "M PLUS 1", sans-serif;
      font-size: clamp(32px, 8vw, 72px);
      font-weight: 800;
      color: var(--white);
      line-height: 1;
      margin-bottom: 20px;
      letter-spacing: -0.01em;
    }
    .lineup-note__headline em { font-style: normal; color: var(--gold-light); }
    .lineup-note__period {
      font-size: 15px;
      color: rgba(255,255,255,0.9);
      margin-bottom: 6px;
      letter-spacing: 0.05em;
    }
    .lineup-note__cond { font-size: 12px; color: rgba(255,255,255,0.45); margin-bottom: 40px; }
    .lineup-note__cta {
      display: inline-flex;
      flex-direction: column;
      align-items: center;
      gap: 5px;
      background: linear-gradient(135deg, var(--gold-deep), var(--gold));
      color: var(--white) !important;
      padding: 22px 72px;
      border-radius: 50px;
      transition: all 0.3s;
      box-shadow: 0 8px 32px rgba(200,168,101,0.5);
      animation: ctaPulse 2.4s 2s infinite;
      min-width: 280px;
    }
    .lineup-note__cta-main {
      font-family: "M PLUS 1", sans-serif;
      font-size: 22px;
      font-weight: 800;
      letter-spacing: 0.1em;
      color: var(--white) !important;
    }
    .lineup-note__cta-sub { font-size: 12px; opacity: 0.8; letter-spacing: 0.08em; color: var(--white) !important; }
    .lineup-note__cta:hover { transform: translateY(-3px); box-shadow: 0 12px 40px rgba(200,168,101,0.65); animation: none; }

    /* Animations */
    @keyframes heroFadeUp { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: none; } }
    @keyframes badgeShimmer { to { left: 130%; } }
    @keyframes ctaPulse   { 0%, 100% { box-shadow: 0 6px 24px rgba(200,168,101,0.45); } 50% { box-shadow: 0 6px 36px rgba(200,168,101,0.7); } }

    /* Responsive */
    @media (min-width: 900px) {
      .product-grid { grid-template-columns: repeat(3, 1fr); gap: 28px; }
    }
    @media (max-width: 640px) {
      .commitment-grid { grid-template-columns: 1fr; }
    }
    @media (max-width: 480px) {
      /* Hero */
      .hero__sub            { font-size: 11px !important; letter-spacing: 0.02em; }

      /* Carousel section title — 各行を1行に収める */
      .carousel-section .section-title { font-size: 15px !important; }

      /* Product grid */
      .product-grid         { gap: 14px; }
      .product-card__body   { padding: 14px; }
      .product-card__name   { font-size: 14px; }
      .product-card__price  { font-size: 24px; }
      .product-card__cta    { font-size: 14px; padding: 14px 0; }

      /* CTA banner */
      .lineup-note          { padding: 40px 20px; }
      .lineup-note__cta     { padding: 18px 24px; min-width: 0; width: 90%; }
      .lineup-note__cta-main{ font-size: 18px; }

      /* Carousel */
      .carousel__btn        { display: none; }

      /* Early bird bar — 縦積みにして1行ずつ確保 */
      .early-bird__inner    { flex-direction: column; padding: 16px; gap: 12px; }
      .early-bird__sep      { display: none; }
      .early-bird__col      { flex: 0 0 100%; }
      .early-bird__deal     { font-size: 20px; }
      .early-bird__deal em  { font-size: 32px; }

      /* Hero badge */
      .hero__badge          { font-size: 21px !important; font-weight: 400 !important; padding: 10px 20px; letter-spacing: 0.12em; }

      /* Hero KV */
      .hero-kv              { padding: 0 14px 44px; }
      .hero-kv__duo         { grid-template-columns: 1fr; gap: 12px; }
    }
    @media (max-width: 360px) {
      .product-grid { grid-template-columns: 1fr; }
    }

    /* ------------------------------------------------------------------ */
    /* Wave divider */
    /* ------------------------------------------------------------------ */
    .wave-divider {
      display: block;
      line-height: 0;
      margin-top: -2px;
      background: var(--cream-dark);
    }
    .wave-divider svg { display: block; width: 100%; height: 48px; }

    /* ------------------------------------------------------------------ */
    /* Popular badge */
    /* ------------------------------------------------------------------ */
    .product-card__badge {
      position: absolute;
      top: 10px; right: 10px;
      background: linear-gradient(135deg, #d14b2a 0%, #c03848 100%);
      color: var(--white);
      font-size: 10px;
      font-weight: 800;
      letter-spacing: 0.12em;
      padding: 3px 11px;
      border-radius: 20px;
      z-index: 3;
      box-shadow: 0 2px 8px rgba(193,56,72,0.4);
    }

    /* ------------------------------------------------------------------ */
    /* Commitment hover */
    /* ------------------------------------------------------------------ */
    .commitment-item__img {
      transition: transform 0.45s var(--ease-expo), box-shadow 0.45s;
    }
    .commitment-item__img:hover {
      transform: scale(1.025) translateY(-3px);
      box-shadow: 0 10px 36px rgba(44,36,24,0.18);
    }

    /* ------------------------------------------------------------------ */
    /* Service Strip */
    /* ------------------------------------------------------------------ */
    .service-strip {
      background: var(--dark-bg);
      border-top: 1px solid rgba(200,168,101,0.18);
    }
    .service-strip__inner {
      max-width: 900px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
    }
    .service-item {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 8px;
      padding: 28px 12px;
      text-align: center;
      border-right: 1px solid rgba(255,255,255,0.07);
    }
    .service-item:last-child { border-right: none; }
    .service-item__icon {
      width: 44px; height: 44px;
      border-radius: 50%;
      background: rgba(200,168,101,0.18);
      border: 1px solid rgba(200,168,101,0.35);
      color: var(--gold-light);
      font-size: 15px;
      font-weight: 700;
      display: flex; align-items: center; justify-content: center;
      letter-spacing: 0;
    }
    .service-item__title {
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.1em;
      color: var(--gold-light);
    }
    .service-item__desc {
      font-size: 11px;
      color: rgba(255,255,255,0.48);
      line-height: 1.7;
    }
    @media (max-width: 480px) {
      .service-strip__inner { grid-template-columns: repeat(2, 1fr); }
      .service-item { border-bottom: 1px solid rgba(255,255,255,0.07); padding: 20px 10px; }
      .service-item:nth-child(2n) { border-right: none; }
      .service-item:nth-last-child(-n+2) { border-bottom: none; }
    }

    /* ------------------------------------------------------------------ */
    /* FAQ Section */
    /* ------------------------------------------------------------------ */
    .faq-section { background: var(--cream-dark); padding: 72px 20px; }
    .faq-list {
      max-width: 800px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 2px;
      border-radius: 14px;
      overflow: hidden;
      box-shadow: 0 8px 40px rgba(44,36,24,0.1);
    }
    .faq-item { overflow: hidden; }
    .faq-q {
      width: 100%;
      background: var(--white);
      border: none;
      padding: 20px 24px;
      text-align: left;
      display: flex;
      align-items: center;
      gap: 14px;
      cursor: pointer;
      transition: background 0.2s;
    }
    .faq-q:hover { background: #f8f5f0; }
    .faq-q__mark {
      flex-shrink: 0;
      width: 28px; height: 28px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--seto-blue), var(--seto-deep));
      color: var(--white);
      font-size: 12px;
      font-weight: 800;
      display: flex; align-items: center; justify-content: center;
      letter-spacing: 0;
    }
    .faq-q__text {
      flex: 1;
      font-size: 15px;
      font-weight: 700;
      letter-spacing: 0.04em;
      color: var(--text-dark);
      line-height: 1.6;
    }
    .faq-q__arrow {
      flex-shrink: 0;
      width: 20px; height: 20px;
      border-radius: 50%;
      background: var(--cream-dark);
      display: flex; align-items: center; justify-content: center;
      font-size: 11px;
      color: var(--text-light);
      transition: transform 0.35s var(--ease-expo), background 0.2s;
    }
    .faq-item.is-open .faq-q__arrow { transform: rotate(180deg); background: var(--seto-blue); color: var(--white); }
    .faq-a {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.4s var(--ease-expo);
      background: var(--white);
    }
    .faq-a__inner {
      padding: 4px 24px 22px 66px;
      font-size: 14px;
      line-height: 2;
      color: var(--text-mid);
      border-top: 1px solid var(--cream-dark);
      padding-top: 16px;
    }
    @media (max-width: 480px) {
      .faq-q { padding: 18px 16px; gap: 10px; }
      .faq-q__text { font-size: 14px; }
      .faq-a__inner { padding: 14px 16px 18px 54px; }
    }

    /* ------------------------------------------------------------------ */
    /* Footer */
    /* ------------------------------------------------------------------ */
    .site-footer {
      background: var(--dark-deep);
      color: rgba(255,255,255,0.45);
      padding: 48px 20px 32px;
      text-align: center;
      border-top: 1px solid rgba(200,168,101,0.2);
    }
    .site-footer__inner { max-width: 900px; margin: 0 auto; }
    .site-footer__logo {
      font-family: "Zen Antique Soft", "Noto Serif JP", serif;
      font-size: 20px;
      font-weight: 400;
      letter-spacing: 0.25em;
      color: var(--white);
      margin-bottom: 6px;
    }
    .site-footer__brand {
      font-size: 11px;
      letter-spacing: 0.25em;
      color: rgba(255,255,255,0.3);
      margin-bottom: 24px;
    }
    .site-footer__rule {
      width: 40px; height: 1px;
      background: rgba(200,168,101,0.35);
      margin: 0 auto 20px;
    }
    .site-footer__note {
      font-size: 11px;
      line-height: 2.2;
      color: rgba(255,255,255,0.32);
      margin-bottom: 24px;
      max-width: 640px;
      margin-left: auto;
      margin-right: auto;
    }
    .site-footer__copy {
      font-size: 10px;
      letter-spacing: 0.1em;
      color: rgba(255,255,255,0.22);
    }

    /* ------------------------------------------------------------------ */
    /* Early bird price on product card */
    /* ------------------------------------------------------------------ */
    .product-card__early-price {
      display: inline-flex;
      align-items: center;
      gap: 5px;
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.04em;
      background: rgba(200,168,101,0.12);
      border: 1px solid rgba(200,168,101,0.35);
      color: var(--gold-deep);
      padding: 2px 9px 2px 7px;
      border-radius: 4px;
      white-space: nowrap;
    }
    .product-card__early-price--hidden { visibility: hidden; }
    .product-card__early-price::before {
      content: "早割";
      background: var(--gold-deep);
      color: var(--white);
      font-size: 9px;
      padding: 1px 4px;
      border-radius: 3px;
      letter-spacing: 0.08em;
    }

    /* ------------------------------------------------------------------ */
    /* Sticky Mobile CTA */
    /* ------------------------------------------------------------------ */
    .sticky-order {
      display: none;
      position: fixed;
      bottom: 0; left: 0; right: 0;
      z-index: 200;
      padding: 10px 16px 20px;
      background: linear-gradient(0deg, rgba(7,21,37,0.97) 0%, rgba(7,21,37,0.88) 100%);
      backdrop-filter: blur(10px);
      -webkit-backdrop-filter: blur(10px);
      border-top: 1px solid rgba(200,168,101,0.28);
    }
    .sticky-order__btn {
      display: block;
      width: 100%;
      padding: 15px;
      border-radius: 12px;
      background: linear-gradient(135deg, var(--gold-deep) 0%, var(--gold) 100%);
      color: var(--white);
      font-size: 16px;
      font-weight: 700;
      letter-spacing: 0.12em;
      text-align: center;
      box-shadow: 0 4px 20px rgba(200,168,101,0.45);
      transition: filter 0.25s, box-shadow 0.25s;
    }
    .sticky-order__btn:hover { filter: brightness(1.08); box-shadow: 0 6px 28px rgba(200,168,101,0.6); }

    /* ------------------------------------------------------------------ */
    /* Lineup Alert（商品種別の案内） */
    /* ------------------------------------------------------------------ */
    .lineup-alert {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      background: rgba(255,255,255,0.05);
      border: 1px solid rgba(255,255,255,0.14);
      border-left: 3px solid var(--seto-mid, #4a9eff);
      border-radius: 6px;
      padding: 13px 16px;
      margin-bottom: 28px;
      font-size: clamp(12px, 1.6vw, 13.5px);
      color: var(--text-light, rgba(255,255,255,0.72));
      line-height: 1.65;
    }
    .lineup-alert__icon {
      flex-shrink: 0;
      font-size: 16px;
      margin-top: 1px;
    }
    .lineup-alert strong {
      color: var(--white, #fff);
      font-weight: 600;
    }

    /* ------------------------------------------------------------------ */
    /* Back to Top */
    /* ------------------------------------------------------------------ */
    .back-top {
      position: fixed;
      right: 20px; bottom: 28px;
      width: 44px; height: 44px;
      border-radius: 50%;
      background: var(--seto-deep);
      color: var(--white);
      border: none;
      font-size: 20px;
      line-height: 1;
      display: flex; align-items: center; justify-content: center;
      box-shadow: 0 4px 16px rgba(45,107,158,0.4);
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.3s, transform 0.3s;
      z-index: 199;
    }
    .back-top.is-visible { opacity: 1; pointer-events: auto; }
    .back-top:hover { transform: translateY(-3px); }

    @media (max-width: 640px) {
      .sticky-order   { display: block; }
      body            { padding-bottom: 76px; }
      .back-top       { bottom: 96px; }
    }