body[data-page="keke"] {
  --keke-surface: color-mix(in srgb, var(--bg) 90%, white 10%);
  --keke-line: color-mix(in srgb, var(--line) 78%, transparent);
  --keke-cool: #8a9acf;
  --keke-cool-soft: rgba(138, 154, 207, 0.14);
  --keke-warm: #c0a278;
  --keke-warm-soft: rgba(192, 162, 120, 0.14);
}

html[data-theme="dark"] body[data-page="keke"] {
  --keke-surface: color-mix(in srgb, var(--bg) 88%, white 12%);
  --keke-cool: #a0afe0;
  --keke-warm: #d2b183;
}

body[data-page="keke"] .project-page { overflow: hidden; }
body[data-page="keke"] .project-page::after { top: 18%; opacity: 0.3; }

.case-shell {
  width: min(calc(100% - 40px), 1180px);
  margin-inline: auto;
}

.keke-showcase {
  display: grid;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
  padding: 78px 0 112px;
}

.keke-summary {
  position: sticky;
  top: 98px;
  align-self: start;
}

.keke-kicker {
  margin: 0 0 18px;
  color: var(--keke-warm);
  font-size: 0.76rem;
  font-weight: 650;
  letter-spacing: 0.13em;
}

.keke-summary h1 {
  margin: 0;
  font-size: clamp(2.6rem, 5.2vw, 4.2rem);
  font-weight: 700;
  letter-spacing: -0.075em;
  line-height: 0.95;
}

.keke-lead {
  margin: 16px 0 0;
  color: var(--text);
  font-size: clamp(1.05rem, 1.8vw, 1.28rem);
  font-weight: 520;
  line-height: 1.5;
}

.keke-body {
  max-width: 34rem;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.85;
}

.keke-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 28px 0 0;
  overflow: hidden;
  border: 1px solid var(--keke-line);
  border-radius: 18px;
  background: var(--keke-line);
}

.keke-meta div {
  min-height: 72px;
  padding: 16px 18px;
  background: color-mix(in srgb, var(--bg) 94%, transparent);
}

.keke-meta dt,
.keke-meta dd { margin: 0; }
.keke-meta dt { margin-bottom: 8px; color: var(--quiet); font-size: 0.68rem; }
.keke-meta dd { color: var(--text); font-size: 0.85rem; font-weight: 620; }

.case-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.case-action {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 18px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--text);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

.case-action.is-primary {
  border-color: color-mix(in srgb, var(--keke-warm) 46%, var(--line));
  background: color-mix(in srgb, var(--keke-warm) 12%, transparent);
}

.case-action:hover,
.case-action:focus-visible {
  border-color: var(--keke-warm);
  background: color-mix(in srgb, var(--keke-warm) 10%, transparent);
  outline: none;
  transform: translateY(-2px);
}

.product-viewer {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: color-mix(in srgb, var(--keke-surface) 92%, transparent);
  box-shadow: 0 24px 80px rgba(35, 43, 68, 0.08);
}

.product-viewer-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
}

.product-viewer-tabs { display: flex; flex-wrap: wrap; gap: 6px; }

.product-viewer-tab {
  min-height: 34px;
  padding: 0 14px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--quiet);
  font-size: 0.76rem;
  font-weight: 600;
  transition: background-color 180ms ease, color 180ms ease;
}

.product-viewer-tab[aria-selected="true"] {
  background: color-mix(in srgb, var(--keke-cool) 14%, transparent);
  color: var(--text);
}

.product-viewer-tab:focus-visible { outline: 1px solid var(--keke-cool); outline-offset: 2px; }
.product-viewer-caption { color: var(--quiet); font-size: 0.67rem; }

.product-viewer-stage {
  position: relative;
  min-height: 620px;
  padding: clamp(20px, 3.5vw, 38px);
  background:
    radial-gradient(circle at 16% 12%, var(--keke-cool-soft), transparent 38%),
    radial-gradient(circle at 86% 86%, var(--keke-warm-soft), transparent 42%),
    color-mix(in srgb, var(--bg) 92%, transparent);
}

.product-viewer-panel[hidden] { display: none; }
.product-viewer-panel { min-height: 540px; }

.overview-stage {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(280px, 360px);
  gap: clamp(20px, 3vw, 32px);
  align-items: center;
  min-height: 540px;
}

.overview-mark {
  display: grid;
  gap: 22px;
  align-content: center;
  justify-items: start;
  padding: clamp(20px, 2vw, 28px);
}

.overview-mark img {
  width: 82px;
  height: 82px;
  border-radius: 24px;
  box-shadow: 0 20px 50px rgba(68, 79, 108, 0.12);
}

.overview-name {
  margin: 0;
  font-size: clamp(2.3rem, 4.2vw, 3.6rem);
  font-weight: 700;
  letter-spacing: -0.065em;
  line-height: 0.98;
}

.overview-phrase {
  max-width: 22rem;
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.8;
}

.keke-widget-demo {
  width: min(100%, 360px);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 26px;
  background: rgba(247, 249, 253, 0.92);
  box-shadow: 0 28px 80px rgba(45, 53, 79, 0.18), 0 0 0 1px rgba(97, 112, 160, 0.08);
  color: #1f2533;
  backdrop-filter: blur(20px);
}

.keke-widget-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 22px 16px;
  border-bottom: 1px solid rgba(67, 79, 112, 0.1);
}

.keke-widget-title-row { display: flex; align-items: center; gap: 8px; }
.keke-widget-title-row strong { font-size: 0.92rem; font-weight: 690; }

.keke-today-badge {
  padding: 3px 7px;
  border-radius: 999px;
  background: #e8edf9;
  color: #6376ad;
  font-size: 0.58rem;
  font-weight: 700;
}

.keke-widget-date { margin: 7px 0 0; color: #7a8397; font-size: 0.68rem; }
.keke-widget-time { color: #4e5d85; font-size: 1rem; font-variant-numeric: tabular-nums; font-weight: 650; }

.keke-widget-focus {
  margin: 14px;
  padding: 20px;
  border: 1px solid rgba(111, 132, 187, 0.17);
  border-radius: 20px;
  background: linear-gradient(145deg, rgba(224, 233, 253, 0.92), rgba(246, 242, 234, 0.86));
}

.keke-widget-focus .focus-label { margin: 0; color: #6f7fa9; font-size: 0.62rem; font-weight: 720; letter-spacing: 0.08em; }
.keke-widget-focus h2 { margin: 10px 0 8px; font-size: 1.55rem; letter-spacing: -0.035em; line-height: 1.16; }
.keke-widget-focus p { margin: 4px 0 0; color: #687186; font-size: 0.7rem; line-height: 1.55; }

.keke-countdown {
  display: inline-flex;
  margin-top: 16px !important;
  padding: 6px 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  color: #6d7690 !important;
  font-weight: 620;
}

.keke-following { padding: 4px 22px 22px; }
.keke-following > p { margin: 0 0 10px; color: #8b92a2; font-size: 0.61rem; letter-spacing: 0.08em; }
.keke-following ol { display: grid; gap: 9px; margin: 0; padding: 0; list-style: none; }
.keke-following li { display: grid; grid-template-columns: 42px minmax(0, 1fr); gap: 12px; align-items: center; }
.keke-following time { color: #8790a4; font-size: 0.67rem; font-variant-numeric: tabular-nums; }
.keke-following strong,
.keke-following small { display: block; }
.keke-following strong { overflow: hidden; color: #343c4f; font-size: 0.72rem; font-weight: 640; text-overflow: ellipsis; white-space: nowrap; }
.keke-following small { margin-top: 2px; color: #969dad; font-size: 0.59rem; }

.settings-window {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  min-height: 540px;
  overflow: hidden;
  border: 1px solid rgba(93, 102, 124, 0.14);
  border-radius: 18px;
  background: #f7f8fa;
  color: #222735;
  box-shadow: 0 28px 70px rgba(34, 42, 62, 0.14);
}

.settings-sidebar { padding: 20px 14px; border-right: 1px solid #e2e5eb; background: #f0f2f6; }
.settings-brand { display: flex; align-items: center; gap: 10px; padding: 4px 8px 20px; font-size: 0.84rem; font-weight: 680; }
.settings-brand img { width: 30px; height: 30px; border-radius: 9px; }

.settings-schedule-picker {
  padding: 11px 12px;
  border: 1px solid #dde1e9;
  border-radius: 10px;
  background: white;
  font-size: 0.7rem;
  font-weight: 620;
}

.settings-menu { display: grid; gap: 4px; margin-top: 18px; }
.settings-menu span { padding: 10px 12px; border-radius: 9px; color: #687083; font-size: 0.69rem; }
.settings-menu span.is-active { background: #e2e8f5; color: #42547f; font-weight: 650; }
.settings-content { min-width: 0; padding: 24px; }
.settings-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 20px; }
.settings-heading h3 { margin: 0; font-size: 1.15rem; }
.settings-heading p { margin: 5px 0 0; color: #7f8798; font-size: 0.66rem; }
.settings-week-switch { padding: 7px 10px; border-radius: 8px; background: #eef1f7; color: #65718d; font-size: 0.63rem; }
.week-grid { display: grid; grid-template-columns: repeat(7, minmax(74px, 1fr)); gap: 6px; }
.week-column { min-width: 0; padding: 8px; border: 1px solid #e5e8ee; border-radius: 11px; background: white; }
.week-column > strong { display: block; margin-bottom: 8px; color: #778095; font-size: 0.62rem; text-align: center; }
.week-course { margin-top: 6px; padding: 8px; border-radius: 8px; background: var(--course-color, #dfe8fb); }
.week-course strong,
.week-course small { display: block; }
.week-course strong { overflow: hidden; font-size: 0.61rem; line-height: 1.35; text-overflow: ellipsis; white-space: nowrap; }
.week-course small { margin-top: 4px; color: #697184; font-size: 0.53rem; }

.import-window {
  max-width: 900px;
  min-height: 540px;
  margin-inline: auto;
  padding: 28px;
  border: 1px solid #e0e4eb;
  border-radius: 18px;
  background: #f8f9fb;
  color: #222735;
  box-shadow: 0 28px 70px rgba(34, 42, 62, 0.12);
}

.import-window h3 { margin: 0; font-size: 1.15rem; }
.import-window > p { margin: 7px 0 20px; color: #778094; font-size: 0.7rem; }
.import-picker-demo { padding: 18px; border: 1px dashed #cbd2de; border-radius: 12px; background: white; }
.import-picker-demo strong,
.import-picker-demo span { display: block; }
.import-picker-demo strong { font-size: 0.76rem; }
.import-picker-demo span { margin-top: 5px; color: #858d9d; font-size: 0.62rem; }
.import-summary-demo { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 14px 0; }
.import-summary-demo div { padding: 13px; border: 1px solid #e1e5ec; border-radius: 10px; background: white; }
.import-summary-demo span,
.import-summary-demo strong { display: block; }
.import-summary-demo span { color: #858d9d; font-size: 0.57rem; }
.import-summary-demo strong { margin-top: 6px; font-size: 0.78rem; }
.import-course-demo { display: grid; gap: 8px; }
.import-course-demo article { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 13px 15px; border: 1px solid #e1e5ec; border-radius: 10px; background: white; }
.import-course-demo strong,
.import-course-demo small { display: block; }
.import-course-demo strong { font-size: 0.7rem; }
.import-course-demo small { margin-top: 4px; color: #858d9d; font-size: 0.59rem; }
.import-state { flex: 0 0 auto; color: #66816b; font-size: 0.6rem; }

@media (max-width: 980px) {
  .keke-showcase { grid-template-columns: 1fr; padding-top: 60px; }
  .keke-summary { position: static; }
}

@media (max-width: 820px) {
  .case-shell { width: min(calc(100% - 32px), 1180px); }
  .overview-stage { grid-template-columns: 1fr; justify-items: center; text-align: center; }
  .overview-mark { justify-items: center; }
  .product-viewer-stage,
  .product-viewer-panel,
  .settings-window,
  .import-window { min-height: 500px; }
  .settings-window { grid-template-columns: 170px minmax(620px, 1fr); overflow-x: auto; }
  .product-viewer-stage { overflow-x: auto; }
}

@media (max-width: 560px) {
  .case-shell { width: min(calc(100% - 28px), 1180px); }
  .keke-showcase { gap: 26px; padding: 42px 0 74px; }
  .keke-summary h1 { font-size: clamp(2.4rem, 14vw, 3.5rem); }
  .keke-meta { grid-template-columns: 1fr 1fr; }
  .keke-meta div { min-height: 68px; padding: 14px 15px; }
  .case-actions { display: grid; }
  .case-action { width: 100%; }
  .product-viewer-toolbar { flex-direction: column; align-items: flex-start; gap: 10px; }
  .product-viewer-stage { min-height: 460px; padding: 16px; }
  .product-viewer-panel,
  .settings-window,
  .import-window { min-height: 460px; }
  .keke-widget-demo { width: min(100%, 340px); }
  .import-window { min-width: 620px; }
}

@media (prefers-reduced-motion: reduce) {
  .case-action,
  .product-viewer-tab { transition: none; }
}