/* --------------------------------------------------
       Global Design Tokens & Reset
       Palette: Strictly keyed to #f1f4ff with pure aesthetic accents
       Target Audience: Young Global Creatives, Museum Gifts & Indie Shops
    -------------------------------------------------- */
    :root {
      --bg-canvas: #f1f4ff;
      --card-bg: #ffffff;
      --card-border: rgba(184, 198, 235, 0.45);
      --text-main: #1f2744;
      --text-muted: #5e6b8c;
      --text-light: #8b99bd;
      --accent: #5b76cf;
      --accent-soft: rgba(91, 118, 207, 0.08);
      --shadow-soft: 0 10px 30px rgba(31, 39, 68, 0.06);
      --shadow-hover: 0 16px 36px rgba(91, 118, 207, 0.12);
      --radius-sm: 12px;
      --radius-md: 18px;
      --radius-lg: 24px;
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    body {
      background-color: var(--bg-canvas);
      color: var(--text-main);
      font-family: var(--font-stack);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      padding: 0;
    }

    .page-wrapper {
      max-width: 1240px;
      margin: 0 auto;
      padding: 40px 20px 80px;
    }

    /* --------------------------------------------------
       Header Banner (Hero) - Pure Display, No Links/Buttons
    -------------------------------------------------- */
    .hero-header {
      text-align: center;
      padding: 40px 20px 50px;
      margin-bottom: 40px;
    }

    .hero-badge {
      display: inline-block;
      font-size: 0.82rem;
      letter-spacing: 0.18em;
      text-transform: uppercase;
      font-weight: 700;
      color: var(--accent);
      background: #ffffff;
      padding: 8px 20px;
      border-radius: 999px;
      border: 1px solid var(--card-border);
      box-shadow: 0 4px 12px rgba(91, 118, 207, 0.08);
      margin-bottom: 18px;
    }

    .hero-title {
      font-size: clamp(2rem, 4vw, 3.2rem);
      font-weight: 800;
      line-height: 1.25;
      color: var(--text-main);
      margin-bottom: 16px;
      letter-spacing: -0.02em;
    }

    .hero-desc {
      font-size: clamp(1rem, 1.8vw, 1.18rem);
      color: var(--text-muted);
      max-width: 780px;
      margin: 0 auto;
      font-weight: 400;
    }

    /* --------------------------------------------------
       Section Common Architecture
    -------------------------------------------------- */
    .section-block {
      margin-bottom: 64px;
    }

    .section-head {
      margin-bottom: 28px;
      text-align: center;
    }

    .section-tag {
      font-size: 0.78rem;
      text-transform: uppercase;
      letter-spacing: 0.16em;
      color: var(--accent);
      font-weight: 700;
      margin-bottom: 6px;
    }

    .section-heading {
      font-size: clamp(1.4rem, 2.5vw, 1.9rem);
      font-weight: 700;
      color: var(--text-main);
      letter-spacing: -0.01em;
    }

    .section-subtext {
      font-size: 0.95rem;
      color: var(--text-muted);
      margin-top: 6px;
    }

    /* --------------------------------------------------
       Responsive Image Grids (Universal Desktop & Mobile)
    -------------------------------------------------- */
    .gallery-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 22px;
    }

    @media (max-width: 1024px) {
      .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 18px;
      }
    }

    @media (max-width: 600px) {
      .gallery-grid {
        grid-template-columns: 1fr;
        gap: 16px;
      }
    }

    /* Showcase Card */
    .gallery-card {
      background: var(--card-bg);
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--card-border);
      box-shadow: var(--shadow-soft);
      transition: transform 0.28s ease, box-shadow 0.28s ease;
      display: flex;
      flex-direction: column;
    }

    .gallery-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
    }

    .card-media {
      position: relative;
      width: 100%;
      padding-top: 100%; /* Strict 1:1 Aspect Ratio */
      background: var(--bg-canvas);
      overflow: hidden;
    }

    .card-media img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.4s ease;
    }

    .gallery-card:hover .card-media img {
      transform: scale(1.03);
    }

    .card-label-badge {
      position: absolute;
      top: 12px;
      left: 12px;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(8px);
      color: var(--text-main);
      font-size: 0.72rem;
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 999px;
      border: 1px solid rgba(184, 198, 235, 0.4);
      letter-spacing: 0.04em;
    }

    .card-info {
      padding: 16px 18px 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .card-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
      line-height: 1.35;
    }

    .card-meta {
      font-size: 0.84rem;
      color: var(--text-muted);
      line-height: 1.45;
    }

    /* --------------------------------------------------
       Product Specification Highlights Bar
    -------------------------------------------------- */
    .spec-strip {
      background: var(--card-bg);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-lg);
      padding: 28px 24px;
      box-shadow: var(--shadow-soft);
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-bottom: 64px;
      text-align: center;
    }

    @media (max-width: 860px) {
      .spec-strip {
        grid-template-columns: repeat(3, 1fr);
      }
    }

    @media (max-width: 680px) {
      .spec-strip {
        grid-template-columns: 1fr;
      }
    }

    .spec-item {
      padding: 10px 14px;
    }

    .spec-item-title {
      font-size: 0.8rem;
      text-transform: uppercase;
      letter-spacing: 0.12em;
      color: var(--text-light);
      font-weight: 700;
      margin-bottom: 6px;
    }

    .spec-item-value {
      font-size: 1.15rem;
      font-weight: 800;
      color: var(--text-main);
    }

    /* --------------------------------------------------
       FAQ Module
    -------------------------------------------------- */
    .faq-wrapper {
      background: var(--card-bg);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-lg);
      padding: 40px 32px;
      box-shadow: var(--shadow-soft);
    }

    @media (max-width: 600px) {
      .faq-wrapper {
        padding: 28px 20px;
      }
    }

    .faq-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .faq-item {
      border: 1px solid rgba(184, 198, 235, 0.4);
      border-radius: var(--radius-sm);
      background: #fafbff;
      overflow: hidden;
      transition: background 0.2s ease, border-color 0.2s ease;
    }

    .faq-item:hover {
      background: #ffffff;
      border-color: var(--accent);
    }

    .faq-question {
      padding: 18px 22px;
      font-size: 1.02rem;
      font-weight: 700;
      color: var(--text-main);
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      user-select: none;
    }

    .faq-question::after {
      content: "+";
      font-size: 1.3rem;
      color: var(--accent);
      font-weight: 400;
      transition: transform 0.2s ease;
      margin-left: 14px;
    }

    details[open] .faq-question::after {
      content: "\2212";
      transform: rotate(180deg);
    }

    .faq-answer {
      padding: 0 22px 18px;
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* --------------------------------------------------
       Footer Pure Display
    -------------------------------------------------- */
    .footer-display {
      text-align: center;
      margin-top: 60px;
      padding-top: 30px;
      border-top: 1px solid var(--card-border);
      color: var(--text-light);
      font-size: 0.85rem;
    }