/* ══════════════════════════════════════
   ecosystem.css — 平台生態頁面專屬樣式
══════════════════════════════════════ */

/* ── Ecosystem Map ── */
.eco-map-section { background: var(--surface); }

.eco-map {
  position: relative;
  width: 420px;
  height: 420px;
  margin: 0 auto;
}

/* Hub */
.emap-hub {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 120px; height: 120px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #ff9035);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 8px rgba(255,107,53,0.12), 0 0 0 20px rgba(255,107,53,0.06);
  z-index: 2;
}
.emap-hub-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
}
.emap-hub-zh {
  font-family: var(--ff-serif);
  font-size: 20px;
  font-weight: 900;
  color: #fff;
  line-height: 1;
}
.emap-hub-en {
  font-family: var(--ff-mono);
  font-size: 9px;
  color: rgba(255,255,255,0.8);
  letter-spacing: 1px;
}
.emap-hub-sub {
  font-size: 9px;
  color: rgba(255,255,255,0.6);
}

/* Spokes + nodes */
.emap-spoke {
  position: absolute;
  display: flex;
  align-items: center;
  z-index: 1;
}
.emap-spoke--tl { top: 50%; left: 20px; flex-direction: row-reverse; transform: translateY(-50%); }
.emap-spoke--tr { top: 50%; right: 20px; transform: translateY(-50%); }


.emap-line {
  width: 60px; height: 1px;
  background: linear-gradient(90deg, var(--line), var(--accent));
  opacity: 0.5;
}
.emap-spoke--tl .emap-line {
  background: linear-gradient(270deg, var(--line), var(--accent));
}

.emap-node {
  width: 100px; height: 100px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  border: 1px solid var(--line);
  background: var(--ink);
  transition: transform 0.25s, border-color 0.25s;
  cursor: default;
}
.emap-node:hover { transform: scale(1.06); border-color: var(--accent2); }
.emap-node-icon { font-size: 24px; line-height: 1; }
.emap-node-name {
  font-family: var(--ff-serif);
  font-size: 12px;
  font-weight: 700;
  color: var(--text-1);
}
.emap-node-sub {
  font-size: 10px;
  color: var(--text-3);
}

/* Node accent colors */
.emap-node--swap { border-color: rgba(255,107,53,0.3); }
.emap-node--kiki { border-color: rgba(74,144,217,0.3); }

/* ── Platform Sections ── */
.platform-section { padding: 96px 0; }
.platform-section--dark  { background: var(--ink); }
.platform-section--light { background: var(--surface); }

.platform-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.platform-grid--rev { direction: rtl; }
.platform-grid--rev > * { direction: ltr; }

.platform-badge {
  display: inline-block;
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 3px 12px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.platform-badge--main {
  background: rgba(255,107,53,0.15);
  border: 1px solid rgba(255,107,53,0.35);
  color: var(--accent);
}

.platform-icon-big { font-size: 48px; margin-bottom: 12px; line-height: 1; }
.platform-title {
  font-family: var(--ff-serif);
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 900;
  color: var(--text-1);
  margin-bottom: 6px;
  line-height: 1.2;
}
.platform-url {
  font-family: var(--ff-mono);
  font-size: 12px;
  color: var(--accent2);
  margin-bottom: 20px;
}
.platform-desc {
  font-size: 14.5px;
  color: var(--text-2);
  line-height: 1.8;
  margin-bottom: 14px;
}
.platform-cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

/* Platform features */
.pf-title {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.pf-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.pf-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: border-color 0.25s;
}
.platform-section--light .pf-card { background: var(--ink); }
.pf-card:hover { border-color: rgba(255,107,53,0.3); }
.pf-icon { font-size: 22px; }
.pf-card strong { font-size: 13.5px; color: var(--text-1); }
.pf-card p { font-size: 12.5px; color: var(--text-2); line-height: 1.6; margin: 0; }

/* Platform stats */
.platform-stats {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin: 20px 0 24px;
}
.platform-section--light .platform-stats { background: var(--surface); }
.ps-item {
  flex: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.ps-num {
  font-family: var(--ff-serif);
  font-size: 26px;
  font-weight: 900;
  color: var(--text-1);
}
.ps-label { font-size: 11px; color: var(--text-3); }
.ps-divider {
  width: 1px; height: 36px;
  background: var(--line);
  flex-shrink: 0;
}

/* Forum categories */
.forum-categories { display: flex; flex-direction: column; gap: 12px; }
.fc-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  transition: border-color 0.2s;
}
.platform-section--light .fc-item { background: var(--surface); }
.fc-item:hover { border-color: rgba(74,144,217,0.3); }
.fc-icon { font-size: 22px; flex-shrink: 0; }
.fc-item strong { display: block; font-size: 13.5px; color: var(--text-1); margin-bottom: 2px; }
.fc-item span { font-size: 12px; color: var(--text-3); }

/* ── How to Choose Table ── */
.choose-section { background: var(--surface); }
.choose-table-wrap { overflow-x: auto; border-radius: var(--radius-lg); border: 1px solid var(--line); }
.choose-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.choose-table th {
  background: var(--ink);
  color: var(--text-2);
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 14px 20px;
  text-align: left;
  white-space: nowrap;
}
.choose-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  color: var(--text-2);
  vertical-align: middle;
}
.choose-table tr:last-child td { border-bottom: none; }
.choose-table tr:hover td { background: rgba(255,255,255,0.02); }

.ct-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 100px;
  white-space: nowrap;
}
.ct-badge--swap  { background: rgba(255,107,53,0.15); color: var(--accent); border: 1px solid rgba(255,107,53,0.3); }
.ct-badge--kiki  { background: rgba(74,144,217,0.12); color: var(--accent2); border: 1px solid rgba(74,144,217,0.25); }
.ct-badge--main  { background: rgba(200,168,75,0.12); color: #c8a84b; border: 1px solid rgba(200,168,75,0.25); }

/* ── Join CTA ── */
.eco-join-section {
  background: var(--ink);
  padding: 72px 0;
  border-top: 1px solid var(--line);
}
.eco-join-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.eco-join-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 20px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: border-color 0.25s, transform 0.25s, background 0.25s;
}
.eco-join-card:hover {
  border-color: rgba(255,107,53,0.4);
  transform: translateY(-3px);
  background: rgba(255,107,53,0.05);
}
.ej-icon { font-size: 28px; flex-shrink: 0; }
.eco-join-card strong { display: block; font-size: 13.5px; color: var(--text-1); margin-bottom: 3px; }
.eco-join-card span { font-size: 12px; color: var(--text-3); line-height: 1.5; }
.ej-arrow {
  margin-left: auto;
  font-size: 18px;
  color: var(--accent);
  flex-shrink: 0;
  transition: transform 0.2s;
}
.eco-join-card:hover .ej-arrow { transform: translateX(4px); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .eco-map { width: 340px; height: 340px; }
  .emap-hub { width: 96px; height: 96px; }
  .emap-hub-zh { font-size: 16px; }
  .emap-node { width: 82px; height: 82px; }
  .emap-node-icon { font-size: 20px; }
  .emap-line { width: 44px; }

  .eco-map { width: 280px; height: 280px; }
  .platform-grid { grid-template-columns: 1fr; gap: 36px; }
  .platform-grid--rev { direction: ltr; }
  .pf-grid { grid-template-columns: 1fr 1fr; }
  .eco-join-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .eco-map-section .container { overflow: hidden; }
  .eco-map { width: 260px; height: 260px; }
  .emap-node { width: 72px; height: 72px; }
  .emap-node-name { font-size: 10px; }
  .emap-node-sub { display: none; }
  .emap-line { width: 28px; }

  .pf-grid { grid-template-columns: 1fr; }
  .eco-join-grid { grid-template-columns: 1fr; }
  .platform-section { padding: 64px 0; }
  .platform-title { font-size: 26px; }
  .eco-join-section { padding: 48px 0; }
  .platform-cta-row { flex-direction: column; align-items: stretch; }
  .platform-cta-row .btn { justify-content: center; }
  .platform-stats { flex-wrap: wrap; gap: 8px; padding: 12px 16px; }
  .ps-divider { display: none; }
  .ps-item { flex: 1 1 45%; }
}
@media (max-width: 480px) {
  .choose-table th, .choose-table td { padding: 10px 14px; font-size: 12px; }
  .choose-table-wrap { overflow-x: auto; }
  .platform-section { padding: 48px 0; }
  .platform-title { font-size: 22px; }
  .platform-desc { font-size: 13px; }
  .pf-card { padding: 16px; }
  .pf-card strong { font-size: 13px; }
  .pf-card p { font-size: 12px; }
  .forum-categories { gap: 8px; }
  .fc-item { padding: 12px; }
  .fc-item strong { font-size: 13px; }
  .fc-item span { font-size: 11px; }
  .choose-section { padding: 48px 0; }
  .platform-stats { flex-direction: column; gap: 8px; padding: 12px; }
  .platform-stats .ps-item { flex: 1; }
  .platform-icon-big { font-size: 36px; }
}
@media (max-width: 380px) {
  .eco-map { width: 220px; height: 220px; }
  .emap-node { width: 64px; height: 64px; }
  .emap-node-icon { font-size: 16px; }
  .emap-line { width: 22px; }
  .platform-section { padding: 36px 0; }
  .platform-title { font-size: 20px; }
  .platform-cta-row { flex-direction: column; align-items: stretch; }
  .platform-cta-row .btn { justify-content: center; }
  .eco-join-card { padding: 14px 12px; }
  .eco-join-card strong { font-size: 12px; }
  .eco-join-section { padding: 32px 0; }
  .choose-table th, .choose-table td { padding: 8px 10px; font-size: 11px; }
  .choose-table th, .choose-table td { white-space: nowrap; }
}