:root {
      --bg: #eee4cf;
      --paper: #fffdf7;
      --paper-warm: #fbf5ea;
      --paper-blue: #eef8fa;
      --text: #171511;
      --text-soft: #252118;
      --muted: #645d52;
      --blue-deep: #3f8192;
      --green: #2f5b24;
      --green-deep: #24471c;
      --shadow: rgba(43, 39, 27, 0.12);
      --pin-red: #9d5a54;
      --pin-gold: #cab48b;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; font-size: 15px; }

    body {
      margin: 0;
      color: var(--text);
      font-family: 'Shippori Mincho', serif;
      line-height: 2.02;
      letter-spacing: 0.04em;
      background:
        radial-gradient(circle at 14px 14px, rgba(116,101,76,0.20) 0 2px, transparent 2.3px),
        linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02)),
        linear-gradient(180deg, #f1e8d6 0%, #eadfc8 100%);
      background-size: 28px 28px, 100% 100%, 100% 100%;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      opacity: 0.18;
      background-image:
        radial-gradient(rgba(255,255,255,0.35) 0.5px, transparent 0.5px),
        radial-gradient(rgba(117,100,73,0.10) 0.6px, transparent 0.6px);
      background-size: 16px 16px, 24px 24px;
      background-position: 4px 4px, 0 0;
      mix-blend-mode: multiply;
    }

    a { color: inherit; text-decoration: none; }

    header {
      position: sticky;
      top: 0;
      z-index: 50;
      height: 56px;
      padding: 0 2.6rem;
      background: rgba(241, 232, 214, 0.92);
      border-bottom: 1px solid rgba(118, 193, 210, 0.38);
      backdrop-filter: blur(8px);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .site-name {
      color: var(--green-deep);
      font-size: 0.88rem;
      font-weight: 600;
      letter-spacing: 0.14em;
    }

    nav {
      display: flex;
      gap: 1.5rem;
    }

    nav a {
      color: #696253;
      font-size: 0.73rem;
      letter-spacing: 0.12em;
      font-weight: 500;
    }

    nav a.active,
    nav a:hover {
      color: var(--blue-deep);
      font-weight: 600;
    }

    main {
      position: relative;
      z-index: 1;
      padding-bottom: 5rem;
    }

    .hero {
      max-width: 1100px;
      margin: 0 auto;
      padding: 8.6vh 2.8rem 6.2vh;
      display: grid;
      grid-template-columns: minmax(0, 1.12fr) 350px;
      gap: 4.2rem;
      align-items: start;
    }

    .hero-kicker {
      color: var(--blue-deep);
      font-size: 1rem;
      letter-spacing: 0.14em;
      margin-bottom: 1.6rem;
      font-weight: 600;
      line-height: 1.9;
    }

    h1 {
      margin: 0;
      color: #15130f;
      font-size: clamp(2.45rem, 4.6vw, 4.2rem);
      font-weight: 500;
      line-height: 1.18;
      letter-spacing: 0.08em;
      white-space: nowrap;
    }

    .hero-copy {
      margin-top: 2.35rem;
      max-width: 650px;
      font-size: 0.95rem;
      line-height: 2.3;
      color: var(--text-soft);
      font-weight: 500;
    }

    .hero-copy p { margin: 0; }
    .hero-copy p + p { margin-top: 1.08rem; }

    .hero-mark {
      display: inline-block;
      margin-top: 2.2rem;
      padding: 0.38rem 0.98rem;
      border: 1px solid rgba(86, 163, 181, 0.45);
      color: var(--blue-deep);
      background: rgba(216, 240, 245, 0.78);
      border-radius: 999px;
      font-size: 0.78rem;
      letter-spacing: 0.11em;
      font-weight: 600;
    }

    .cover-card {
      padding: 0.82rem;
      background: rgba(255, 253, 246, 0.94);
      border: 1px solid rgba(71, 66, 50, 0.17);
      box-shadow: 0 16px 34px var(--shadow);
    }

    .cover-card img {
      display: block;
      width: 100%;
      height: auto;
      border: 1px solid rgba(71, 66, 50, 0.16);
    }

    .cover-note {
      margin-top: 0.95rem;
      text-align: center;
      color: #5c564b;
      font-size: 0.76rem;
      letter-spacing: 0.12em;
      font-weight: 500;
    }

    .section {
      max-width: 1100px;
      margin: 0 auto;
      padding: 2vh 2.8rem 7.2vh;
    }

    .section-head {
      position: relative;
      margin-bottom: 2.45rem;
      padding-bottom: 1.3rem;
      display: flex;
      justify-content: space-between;
      align-items: baseline;
      gap: 1.5rem;
    }

    .section-head::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: min(100%, 620px);
      height: 12px;
      background:
        linear-gradient(180deg, rgba(86,163,181,0.14) 0%, rgba(86,163,181,0.30) 20%, rgba(86,163,181,0.86) 20%, rgba(86,163,181,0.86) 80%, rgba(86,163,181,0.28) 80%, rgba(86,163,181,0.12) 100%);
      border-radius: 18px 9px 15px 12px / 75% 50% 65% 45%;
      transform: rotate(-0.35deg);
      opacity: 0.95;
      box-shadow: 0 1px 0 rgba(255,255,255,0.45) inset;
    }

    .section-head h2 {
      position: relative;
      z-index: 1;
      margin: 0;
      color: var(--green-deep);
      font-family: 'Cormorant', serif;
      font-size: clamp(2rem, 3.7vw, 2.9rem);
      font-weight: 400;
      letter-spacing: 0.08em;
    }

    .section-note {
      position: relative;
      z-index: 1;
      color: var(--blue-deep);
      font-size: 0.95rem;
      letter-spacing: 0.08em;
      font-weight: 600;
    }

    .letters {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 1.9rem;
      align-items: start;
    }

    .letter {
      position: relative;
      min-height: 250px;
      padding: 1.35rem 1.45rem 1.2rem;
      background:
        radial-gradient(circle at 12% 20%, rgba(141,203,215,0.12), transparent 22%),
        radial-gradient(circle at 78% 86%, rgba(176,151,100,0.10), transparent 24%),
        repeating-linear-gradient(0deg, rgba(71,66,50,0.025) 0 1px, transparent 1px 7px),
        linear-gradient(180deg, rgba(255,255,255,0.56), rgba(255,255,255,0.10)),
        var(--paper);
      border: 1px solid rgba(71, 66, 50, 0.18);
      box-shadow: 0 18px 32px rgba(43, 39, 27, 0.11);
      transform-origin: 14% 5%;
    }

    .letter:nth-child(1) { transform: rotate(-3.4deg); }
    .letter:nth-child(2) { transform: rotate(2.7deg); }
    .letter:nth-child(3) { transform: rotate(2.1deg); }
    .letter:nth-child(4) { transform: rotate(-2.6deg); }
    .letter:nth-child(5) { transform: rotate(3.1deg); }
    .letter:nth-child(6) { transform: rotate(-1.9deg); }
    .letter:nth-child(7) { transform: rotate(-2.2deg); }
    .letter:nth-child(8) { transform: rotate(2.4deg); }
    .letter:nth-child(9) { transform: rotate(1.5deg); }
    .letter:nth-child(10) { transform: rotate(-3.0deg); }

    .letter:nth-child(even) {
      background:
        radial-gradient(circle at 10% 18%, rgba(141,203,215,0.15), transparent 22%),
        radial-gradient(circle at 82% 85%, rgba(176,151,100,0.09), transparent 24%),
        repeating-linear-gradient(0deg, rgba(71,66,50,0.024) 0 1px, transparent 1px 7px),
        linear-gradient(180deg, rgba(255,255,255,0.44), rgba(255,255,255,0.07)),
        var(--paper-warm);
    }

    .letter::before {
      content: "";
      position: absolute;
      inset: 7px;
      border: 1px solid rgba(128, 196, 210, 0.20);
      pointer-events: none;
    }

    .letter::after {
      content: "";
      position: absolute;
      right: 1.15rem;
      top: 1.15rem;
      width: 42px;
      height: 52px;
      border: 1px solid rgba(128, 196, 210, 0.44);
      opacity: 0.58;
      background:
        linear-gradient(rgba(128,196,210,0.48), rgba(128,196,210,0.48)) 8px 15px / 26px 1px no-repeat,
        linear-gradient(rgba(128,196,210,0.48), rgba(128,196,210,0.48)) 8px 22px / 20px 1px no-repeat,
        linear-gradient(rgba(128,196,210,0.48), rgba(128,196,210,0.48)) 8px 29px / 24px 1px no-repeat;
    }

    .pin {
      position: absolute;
      top: -12px;
      left: 18px;
      width: 20px;
      height: 20px;
      border-radius: 50%;
      background:
        radial-gradient(circle at 35% 35%, rgba(255,255,255,0.82) 0 18%, transparent 19%),
        radial-gradient(circle at 45% 42%, #c77870 0 42%, var(--pin-red) 43% 100%);
      box-shadow:
        0 1px 0 rgba(255,255,255,0.35) inset,
        0 3px 6px rgba(0,0,0,0.18);
      z-index: 2;
    }

    .pin::after {
      content: "";
      position: absolute;
      left: 9px;
      top: 16px;
      width: 2px;
      height: 18px;
      background: linear-gradient(180deg, var(--pin-gold), #8f7b52);
      border-radius: 2px;
      transform: rotate(10deg);
      box-shadow: 0 1px 2px rgba(0,0,0,0.18);
    }

    .letter-no {
      margin-bottom: 0.65rem;
      color: var(--blue-deep);
      font-family: 'Cormorant', serif;
      font-style: italic;
      font-size: 1.3rem;
      line-height: 1.2;
      letter-spacing: 0.14em;
      font-weight: 400;
    }

    .letter-poem {
      margin: 0 3.1rem 0 0;
      color: #15140f;
      font-size: clamp(1.46rem, 2.05vw, 1.76rem);
      line-height: 1.62;
      letter-spacing: 0.035em;
      font-weight: 500;
      word-break: keep-all;
      overflow-wrap: normal;
    }

    .letter-poem .nowrap { white-space: nowrap; }

    /* 1人が2句選んだ場合：letter-poem を2つ続けて置けば自然に並びます */
    .letter-poem + .letter-poem {
      margin-top: 0.48rem;
    }

    .contributor {
      margin-top: 1rem;
      padding-top: 0.8rem;
      padding-right: 8.2rem;
      border-top: 1px solid rgba(71, 66, 50, 0.14);
      display: flex;
      align-items: center;
      gap: 0.85rem;
      min-height: 64px;
    }

    .letter-portrait {
      width: 60px;
      height: 60px;
      flex: 0 0 60px;
      overflow: hidden;
      border-radius: 50%;
      border: 1px solid rgba(86, 163, 181, 0.38);
      background: var(--paper-blue);
      box-shadow: 0 4px 10px rgba(43,39,27,0.08);
    }

    .letter-portrait img {
      display: block;
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .letter-portrait-placeholder {
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--blue-deep);
      font-size: 0.66rem;
      letter-spacing: 0.08em;
      font-weight: 600;
    }

    .contributor-copy { min-width: 0; }

    .contributor-name {
      color: var(--green-deep);
      font-size: 1.32rem;
      line-height: 1.42;
      font-weight: 600;
      letter-spacing: 0.08em;
    }

    .contributor-role {
      margin-top: 0.2rem;
      color: #5d574c;
      font-size: 1rem;
      line-height: 1.42;
      letter-spacing: 0.08em;
      font-weight: 500;
    }

    .read-link {
      position: absolute;
      right: 1.45rem;
      bottom: 1.2rem;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 112px;
      padding: 0.58rem 0.95rem;
      color: var(--blue-deep);
      background: rgba(216, 240, 245, 0.78);
      border: 1px solid rgba(86, 163, 181, 0.55);
      border-radius: 999px;
      font-size: 1.04rem;
      letter-spacing: 0.10em;
      font-weight: 600;
      transition: transform 0.15s ease, background 0.15s ease;
    }

    .read-link:hover {
      background: rgba(216, 240, 245, 1);
      transform: translateY(-1px);
    }

    .sample-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 286px;
      gap: 2.6rem;
      align-items: start;
    }

    .sample-article-wrap { min-width: 0; }

    .sample-article {
      background:
        repeating-linear-gradient(0deg, rgba(71,66,50,0.024) 0 1px, transparent 1px 7px),
        var(--paper);
      border: 1px solid rgba(71, 66, 50, 0.16);
      padding: 2rem 1.8rem 1.6rem;
      box-shadow: 0 14px 26px rgba(43, 39, 27, 0.07);
      width: 100%;
      max-width: 720px;
      min-height: 0;
      overflow: hidden;
    }

    .sample-kicker {
      color: var(--blue-deep);
      font-size: 1.08rem;
      letter-spacing: 0.10em;
      margin-bottom: 1.25rem;
      font-weight: 600;
    }

    .featured-poem {
      position: relative;
      margin: 0 0 2.35rem;
      padding: 0 0 1.2rem;
      border-bottom: 12px solid rgba(86, 163, 181, 0.66);
    }

    .featured-poem::after {
      content: "";
      position: absolute;
      left: 0.25rem;
      bottom: -8px;
      width: 72%;
      height: 7px;
      background: rgba(86, 163, 181, 0.32);
      border-radius: 18px 8px 14px 8px / 65% 45% 70% 42%;
      transform: rotate(-0.3deg);
    }

    .featured-poem h3 {
      margin: 0;
      color: #11100d;
      font-size: clamp(1.5rem, 2.45vw, 2.2rem);
      font-weight: 500;
      line-height: 1.8;
      letter-spacing: 0.08em;
      white-space: normal;
      word-break: keep-all;
      overflow-wrap: anywhere;
    }

    /* 個別ページで2句を載せる場合は h3 を2つ続ける */
    .featured-poem h3 + h3 {
      margin-top: 0.85rem;
    }

    .sample-article p {
      margin: 0 0 1.2rem;
      font-size: 0.92rem;
      line-height: 2.25;
      color: var(--text-soft);
      font-weight: 500;
      overflow-wrap: anywhere;
      word-break: break-word;
    }

    .profile-box {
      padding: 1.25rem;
      background:
        radial-gradient(circle at 15% 20%, rgba(141,203,215,0.15), transparent 30%),
        var(--paper-blue);
      border: 1px solid rgba(128,196,210,0.40);
      box-shadow: 0 10px 20px rgba(43, 39, 27, 0.05);
      position: sticky;
      top: 82px;
      align-self: start;
    }

    .profile-photo {
      width: 110px;
      aspect-ratio: 1 / 1;
      margin: 0 auto 1.05rem;
      border-radius: 50%;
      border: 1px solid rgba(86, 163, 181, 0.38);
      background:
        radial-gradient(circle at 50% 38%, rgba(86,163,181,0.26) 0 16%, transparent 16.5%),
        radial-gradient(circle at 50% 78%, rgba(86,163,181,0.22) 0 29%, transparent 29.5%),
        linear-gradient(135deg, rgba(255,255,255,0.50), rgba(216,240,245,0.82));
      display: flex;
      align-items: end;
      justify-content: center;
      padding: 0 0 0.72rem;
      color: var(--blue-deep);
      font-size: 0.66rem;
      letter-spacing: 0.08em;
      font-weight: 600;
      text-align: center;
    }



    .profile-photo-with-image {
      padding: 0;
      overflow: hidden;
      align-items: stretch;
      justify-content: stretch;
    }

    .profile-photo-with-image img {
      display: block;
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: center 42%;
    }

    .profile-box-title {
      color: var(--green-deep);
      font-size: clamp(1.28rem, 2.2vw, 1.65rem);
      line-height: 1.45;
      letter-spacing: 0.08em;
      margin-bottom: 0.35rem;
      font-weight: 600;
    }

    .profile-box p {
      margin: 0;
      color: #302d25;
      font-size: 0.80rem;
      line-height: 2.1;
      font-weight: 500;
    }

    .profile-links {
      display: grid;
      gap: 0.7rem;
      margin-top: 1.2rem;
      padding-top: 1rem;
      border-top: 1px solid rgba(86, 163, 181, 0.28);
    }

    .profile-link {
      display: flex;
      align-items: center;
      gap: 0.7rem;
      color: var(--blue-deep);
      font-size: 0.78rem;
      letter-spacing: 0.08em;
      font-weight: 600;
    }

    .profile-link-icon {
      width: 24px;
      height: 24px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    .profile-link-icon img {
      display: block;
      width: 18px;
      height: 18px;
    }

    .purchase {
      display: grid;
      grid-template-columns: 130px minmax(0, 1fr) auto;
      gap: 1.8rem;
      align-items: center;
      padding: 2rem 0;
      border-top: 1px solid rgba(118, 193, 210, 0.55);
      border-bottom: 1px solid rgba(118, 193, 210, 0.55);
    }

    .mini-cover {
      padding: 0.35rem;
      background: rgba(255,253,246,0.80);
      border: 1px solid rgba(71,66,50,0.14);
      box-shadow: 0 9px 18px rgba(43,39,27,0.07);
    }

    .mini-cover img {
      display: block;
      width: 100%;
      height: auto;
      border: 1px solid rgba(71,66,50,0.13);
    }

    .purchase-copy h3 {
      margin: 0 0 0.52rem;
      color: var(--green-deep);
      font-size: 1.1rem;
      letter-spacing: 0.11em;
      font-weight: 600;
    }

    .purchase-copy p {
      margin: 0;
      color: var(--text-soft);
      font-size: 0.87rem;
      line-height: 2.05;
      font-weight: 500;
    }

    .button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 150px;
      padding: 0.74rem 1.18rem;
      background: var(--green);
      color: var(--bg);
      border: 1px solid var(--green);
      border-radius: 999px;
      font-size: 0.79rem;
      letter-spacing: 0.12em;
      white-space: nowrap;
      font-weight: 600;
    }

    footer {
      margin-top: 3rem;
      padding: 3rem 2rem;
      text-align: center;
      color: #6a6458;
      border-top: 1px solid rgba(128,196,210,0.32);
      font-size: 0.73rem;
      letter-spacing: 0.14em;
      font-weight: 500;
    }

    @media (max-width: 980px) {
      .hero {
        grid-template-columns: 1fr;
        gap: 2.8rem;
      }

      .cover-card {
        width: min(350px, 82vw);
      }

      .letters {
        grid-template-columns: 1fr;
      }

      .sample-layout {
        grid-template-columns: 1fr;
      }

      .sample-article {
        min-height: auto;
        max-width: none;
      }

      .profile-box {
        position: static;
        max-width: 360px;
      }

      .purchase {
        grid-template-columns: 105px minmax(0, 1fr);
      }

      .purchase .button {
        grid-column: 1 / -1;
        justify-self: start;
      }
    }

    @media (max-width: 640px) {
      header {
        height: 50px;
        padding: 0 0.9rem;
        gap: 0.8rem;
        overflow: hidden;
      }

      .site-name {
        font-size: 0.78rem;
        white-space: nowrap;
      }

      nav {
        flex: 1;
        gap: 0.85rem;
        overflow-x: auto;
        scrollbar-width: none;
      }

      nav::-webkit-scrollbar { display: none; }

      nav a {
        white-space: nowrap;
        font-size: 0.62rem;
        letter-spacing: 0.05em;
      }

      .hero,
      .section {
        padding-left: 1.2rem;
        padding-right: 1.2rem;
      }

      .hero { padding-top: 5.6vh; }

      .hero-kicker {
        font-size: 0.82rem;
        line-height: 1.9;
        letter-spacing: 0.08em;
      }

      h1 {
        font-size: clamp(1.75rem, 8vw, 2.55rem);
        white-space: normal;
        letter-spacing: 0.04em;
      }

      .hero-copy {
        font-size: 0.88rem;
        line-height: 2.2;
      }

      .section-head { display: block; }

      .section-head::after {
        width: 80%;
        height: 10px;
      }

      .section-note {
        margin-top: 0.45rem;
        font-size: 0.83rem;
      }

      .letter {
        min-height: 238px;
        padding: 1.25rem 1.15rem 1.1rem;
      }

      .letter:nth-child(1) { transform: rotate(-1.8deg); }
      .letter:nth-child(2) { transform: rotate(1.6deg); }
      .letter:nth-child(3) { transform: rotate(1.2deg); }
      .letter:nth-child(4) { transform: rotate(-1.4deg); }
      .letter:nth-child(5) { transform: rotate(1.9deg); }
      .letter:nth-child(6) { transform: rotate(-1.1deg); }
      .letter:nth-child(7) { transform: rotate(-1.4deg); }
      .letter:nth-child(8) { transform: rotate(1.3deg); }
      .letter:nth-child(9) { transform: rotate(1.1deg); }
      .letter:nth-child(10) { transform: rotate(-1.5deg); }

      .letter-poem {
        margin-right: 1.7rem;
        font-size: 1.4rem;
        line-height: 1.62;
        letter-spacing: 0.01em;
      }

      .contributor {
        padding-right: 0;
        padding-bottom: 3.2rem;
        gap: 0.72rem;
      }

      .letter-portrait {
        width: 56px;
        height: 56px;
        flex-basis: 56px;
      }

      .contributor-name { font-size: 1.24rem; }
      .contributor-role { font-size: 0.96rem; }

      .read-link {
        right: 1.2rem;
        bottom: 1.15rem;
        min-width: 118px;
        font-size: 1rem;
      }

      .sample-article {
        padding: 1.35rem 1.15rem 1.2rem;
      }

      .sample-kicker { font-size: 0.92rem; }

      .featured-poem {
        padding-bottom: 1rem;
        border-bottom-width: 10px;
      }

      .featured-poem h3 {
        font-size: clamp(1.25rem, 6.6vw, 1.7rem);
        line-height: 1.85;
        letter-spacing: 0.04em;
      }

      .sample-article p { font-size: 0.86rem; }

      .profile-photo { width: 88px; }

      .purchase {
        grid-template-columns: 82px minmax(0, 1fr);
        gap: 1.1rem;
      }

      .purchase-copy p { font-size: 0.81rem; }
    }

/* ===== 実ページ用の追加スタイル ===== */
.article-section { padding-top: 6vh; }
.back-link {
  display: inline-block;
  margin-bottom: 1.8rem;
  color: var(--blue-deep);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  font-weight: 600;
  border-bottom: 1px solid rgba(86, 163, 181, 0.6);
}
.article-body p {
  margin: 0 0 1.2rem;
  font-size: 0.92rem;
  line-height: 2.25;
  color: var(--text-soft);
  font-weight: 500;
  overflow-wrap: anywhere;
  word-break: break-word;
}
.profile-role {
  margin: 0 0 1rem;
  color: var(--green-deep);
  font-size: 0.78rem;
  line-height: 1.8;
  font-weight: 600;
  letter-spacing: 0.08em;
}
@media (max-width: 640px) {
  .article-body p { font-size: 0.86rem; }
}


/* No-photo variants */
.contributor-no-photo {
  grid-template-columns: 1fr;
}
.profile-box-no-photo {
  padding-top: 1.5rem;
}


/* preview placeholder cards */
.letter-placeholder {
  opacity: 0.62;
  background: linear-gradient(145deg, rgba(255,255,255,0.78), rgba(231,244,247,0.88));
}
.placeholder-poem {
  color: var(--blue-deep);
}
.placeholder-name {
  color: #5f5a4f;
}
.read-link-disabled {
  cursor: default;
  opacity: 0.72;
  pointer-events: none;
}