/* =========================================================
   ダウンロードページ専用スタイル（色・フォントは style.css のトークンを使う）
   ========================================================= */

/* ---------- 配布状況（ヒーロー） ---------- */
.dl-hero {
  position: relative; padding: 130px 0 90px; overflow: hidden;
  background:
    radial-gradient(50% 60% at 80% 30%, color-mix(in srgb, var(--cyan) 12%, transparent), transparent 70%),
    radial-gradient(40% 50% at 10% 90%, color-mix(in srgb, var(--green) 9%, transparent), transparent 70%),
    var(--bg);
}
.dl-hero-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: center; }
.breadcrumb { display: flex; gap: 10px; font-size: 0.78rem; color: var(--text-3); margin-bottom: 22px; }
.breadcrumb a { color: var(--text-2); text-decoration: none; }
.breadcrumb a:hover { color: var(--cyan); }
.eyebrow { display: flex; align-items: center; gap: 10px; }
.pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 0 color-mix(in srgb, var(--cyan) 60%, transparent); animation: pulse 1.8s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 10px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }
.dl-title { font-size: 64px; font-weight: 900; line-height: 1.2; }
.dl-lead { margin-top: 22px; color: var(--text-2); font-size: 1.02rem; max-width: 540px; }
.dl-chips { list-style: none; padding: 0; margin: 28px 0 0; display: flex; flex-wrap: wrap; gap: 10px; font-size: 0.74rem; letter-spacing: 0.06em; }
.dl-chips li { display: flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line-2); background: var(--glass); color: var(--text-2); }

/* 配布カード */
.dl-card {
  position: relative; padding: 28px; border-radius: 22px; background: var(--surface);
  border: 1px solid var(--line-2); box-shadow: var(--shadow);
}
.dl-card::before {
  content: ""; position: absolute; inset: -1px; border-radius: 22px; padding: 1px; pointer-events: none;
  background: linear-gradient(135deg, color-mix(in srgb, var(--cyan) 60%, transparent), transparent 40%, transparent 60%, color-mix(in srgb, var(--green) 50%, transparent));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); mask-composite: exclude;
}
.dl-card-top { display: flex; justify-content: space-between; align-items: center; }
.dl-status {
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.12em; padding: 4px 12px; border-radius: 999px;
  color: var(--amber); background: color-mix(in srgb, var(--amber) 14%, transparent); border: 1px solid color-mix(in srgb, var(--amber) 45%, transparent);
}
.dl-card.is-available .dl-status { color: var(--green); background: color-mix(in srgb, var(--green) 14%, transparent); border-color: color-mix(in srgb, var(--green) 50%, transparent); }
.dl-card-mark { display: flex; animation: float 4s ease-in-out infinite; }
.dl-card-mark img { width: 56px; height: 56px; }
@keyframes float { 50% { transform: translateY(-6px); } }
.dl-card-logo { margin: 18px 0 10px; height: 52px; }
.dl-card-logo img { height: 52px; width: auto; }
.dl-message { color: var(--text-2); font-size: 0.92rem; }

.dl-btn {
  display: flex; align-items: center; justify-content: center; gap: 10px; margin-top: 20px;
  padding: 15px 20px; border-radius: 14px; font-weight: 700; text-decoration: none;
  background: var(--cyan); color: var(--on-accent); box-shadow: 0 12px 30px color-mix(in srgb, var(--cyan) 35%, transparent);
  transition: transform .2s, box-shadow .2s;
}
.dl-btn svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.dl-btn:not([aria-disabled="true"]):hover { background: var(--accent-2); transform: translateY(-2px); box-shadow: 0 16px 36px color-mix(in srgb, var(--cyan) 45%, transparent); }
.dl-btn[aria-disabled="true"] { cursor: not-allowed; background: var(--surface-2); color: var(--text-3); box-shadow: none; border: 1px dashed var(--line-2); }
.dl-notes { display: inline-block; margin-top: 12px; font-size: 0.86rem; color: var(--cyan); }
/* 配布前は hidden 属性で隠す（display 指定より優先させる） */
.dl-notes[hidden], .dl-hash[hidden] { display: none; }

.dl-specs { display: grid; grid-template-columns: auto 1fr; gap: 10px 18px; margin: 24px 0 0; padding-top: 20px; border-top: 1px solid var(--line); font-size: 0.88rem; }
.dl-specs dt { color: var(--text-3); }
.dl-specs dd { margin: 0; color: var(--text); }
.dl-specs dd.is-pending { color: var(--text-3); }

.dl-hash { margin-top: 18px; }
.dl-hash > p { font-size: 0.72rem; color: var(--text-3); margin-bottom: 6px; }
.dl-hash-row { display: flex; gap: 8px; align-items: stretch; }
.dl-hash-row code {
  flex: 1; min-width: 0; padding: 10px 12px; border-radius: 10px; font-size: 0.74rem; word-break: break-all;
  background: var(--surface-2); border: 1px solid var(--line); color: var(--text-2);
}
.dl-copy {
  flex: none; padding: 0 14px; border-radius: 10px; cursor: pointer; font-size: 0.8rem; font-weight: 700;
  border: 1px solid var(--line-2); background: var(--surface); color: var(--text-2);
}
.dl-copy:hover { color: var(--cyan); border-color: var(--cyan); }

/* ---------- 必要な環境 ---------- */
.req-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.req {
  padding: 24px 22px; border-radius: 18px; background: var(--surface); border: 1px solid var(--line);
  border-top: 3px solid var(--accent); transition: transform .3s, box-shadow .3s, opacity .8s;
}
.req:hover { transform: translateY(-4px); box-shadow: 0 18px 40px color-mix(in srgb, var(--accent) 16%, transparent); }
.req:nth-child(2) { transition-delay: .06s; } .req:nth-child(3) { transition-delay: .12s; } .req:nth-child(4) { transition-delay: .18s; }
.req-tag { font-size: 0.7rem; letter-spacing: 0.1em; color: var(--accent); }
.req h3 { font-size: 1.08rem; margin: 8px 0 8px; }
.req p { color: var(--text-2); font-size: 0.9rem; }

/* ---------- 導入から解析まで ---------- */
.setup { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; max-width: 900px; }
.setup-step {
  display: grid; grid-template-columns: 64px 1fr auto; gap: 18px; align-items: center;
  padding: 20px 24px; border-radius: 16px; background: var(--surface); border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
}
.setup-no { font-size: 1.6rem; font-weight: 600; color: var(--accent); }
.setup-step h3 { font-size: 1.08rem; margin-bottom: 4px; }
.setup-step p { color: var(--text-2); font-size: 0.92rem; }
.setup-who { font-size: 0.7rem; letter-spacing: 0.12em; padding: 4px 10px; border-radius: 999px; color: var(--text-3); border: 1px solid var(--line-2); }
.setup-step.auto { background: linear-gradient(110deg, color-mix(in srgb, var(--cyan) 8%, var(--surface)), color-mix(in srgb, var(--green) 10%, var(--surface))); border-color: color-mix(in srgb, var(--green) 40%, var(--line)); }
.setup-step.auto .setup-who { color: var(--green); border-color: var(--green); }
.setup-more { margin-top: 22px; color: var(--text-2); }
.setup-more a, .faq a { color: var(--cyan); }

/* ---------- 安全に使うために ---------- */
.safety {
  display: grid; grid-template-columns: 96px 1fr; gap: 28px; padding: 36px; border-radius: 22px;
  background: color-mix(in srgb, var(--rose) 6%, var(--surface)); border: 1px solid color-mix(in srgb, var(--rose) 40%, var(--line));
}
.safety-icon svg { width: 80px; height: 80px; fill: color-mix(in srgb, var(--rose) 12%, transparent); stroke: var(--rose); stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.safety h2 { font-size: 1.8rem; font-weight: 900; }
.safety-lead { margin-top: 10px; color: var(--text-2); }
.safety-list { margin: 16px 0 0; padding-left: 1.2em; color: var(--text); }
.safety-list li { padding: 3px 0; }
.safety-list li::marker { color: var(--rose); }

/* ---------- FAQ ---------- */
/* 左端はほかのセクションと揃え、FAQ の幅だけを抑える */
.faq { max-width: 900px; }
.faq { display: flex; flex-direction: column; gap: 12px; }
.faq details { border-radius: 14px; background: var(--surface); border: 1px solid var(--line); padding: 0 22px; }
.faq summary { cursor: pointer; list-style: none; padding: 18px 0; font-weight: 700; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--font-mono); color: var(--cyan); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details > p { color: var(--text-2); padding-bottom: 18px; }
.faq .dl-hash-row { padding-bottom: 20px; }

/* ---------- ページ末尾の導線 ---------- */
.dl-actions { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; padding: 10px 0 60px; }

/* ---------- レスポンシブ ---------- */
@media (max-width: 1000px) {
  .dl-hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .req-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .dl-hero { padding-top: 100px; }
  .dl-title { font-size: 40px; }
  .req-grid { grid-template-columns: 1fr; }
  .setup-step { grid-template-columns: 44px 1fr; }
  .setup-who { grid-column: 2; justify-self: start; }
  .safety { grid-template-columns: 1fr; padding: 26px; }
  .safety-icon svg { width: 56px; height: 56px; }
  .dl-card-logo, .dl-card-logo img { height: 40px; }
}