/* ============================================================
   EMPOWER.TW · Capability Topo Map
   淺色＝日行地形圖（霧綠紙），深色＝夜攀模式（頭燈）
   ============================================================ */

:root {
  --paper: #f4f7f1;
  --paper-raised: #fdfefb;
  --ink: #1e3d33;
  --ink-strong: #0d261e;
  --annot: #5f7d70;
  --accent: #cf3b2a;          /* 路線紅：登山地圖的路徑標記色 */
  --accent-hover: #a92e20;
  --accent-ink: #ffffff;
  --contour: rgba(30, 80, 60, 0.16);
  --contour-strong: rgba(30, 80, 60, 0.34);
  --line: rgba(20, 60, 45, 0.16);
  --line-strong: rgba(20, 60, 45, 0.42);

  --font-display-en: 'Fraunces', 'Noto Serif TC', serif;
  --font-display-zh: 'Noto Serif TC', 'Noto Sans TC', serif;
  --font-zh: 'Noto Sans TC', 'PingFang TC', 'Microsoft JhengHei', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0b1d16;
    --paper-raised: #12281f;
    --ink: #d7e5db;
    --ink-strong: #ffffff;
    --annot: #8aa596;
    --accent: #ff6a4d;
    --accent-hover: #ff8a70;
    --accent-ink: #1c0d08;
    --contour: rgba(190, 230, 205, 0.13);
    --contour-strong: rgba(190, 230, 205, 0.30);
    --line: rgba(200, 235, 215, 0.16);
    --line-strong: rgba(200, 235, 215, 0.42);
  }
}

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

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--font-zh);
  font-size: 17px;
  line-height: 1.75;
  /* 等高線紙感：極淡的同心圓場 */
  background-image:
    radial-gradient(circle at 85% 12%, transparent 0 119px, var(--contour) 119px 120px, transparent 120px 179px, var(--contour) 179px 180px, transparent 180px 249px, var(--contour) 249px 250px, transparent 250px),
    radial-gradient(circle at 8% 88%, transparent 0 99px, var(--contour) 99px 100px, transparent 100px 169px, var(--contour) 169px 170px, transparent 170px);
  background-attachment: fixed;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

.mono {
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  font-size: 0.78rem;
}

h1, h2, h3 { color: var(--ink-strong); font-family: var(--font-display-zh); font-weight: 900; line-height: 1.3; }
h2 { font-size: clamp(1.7rem, 3.6vw, 2.4rem); margin-bottom: 1rem; }
h3 { font-size: 1.2rem; }

a { color: inherit; }

.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 0.9rem;
}

.section-lead { max-width: 42em; color: var(--ink); margin-bottom: 2.2rem; }
.section-note { max-width: 42em; color: var(--annot); margin-top: 2.2rem; }

/* ---------- header ---------- */

.site-header {
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(8px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}

.logo { text-decoration: none; display: flex; align-items: center; gap: 8px; }
.logo-mark { color: var(--accent); font-size: 0.9rem; }
.logo-text {
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--ink-strong);
}
.logo-tld { color: var(--annot); }

.site-nav { display: flex; gap: 22px; align-items: center; }
.site-nav a {
  text-decoration: none;
  font-size: 0.92rem;
  color: var(--ink);
}
.site-nav a:hover { color: var(--accent); }
.nav-cta {
  border: 1px solid var(--accent);
  color: var(--accent) !important;
  padding: 5px 14px;
}
.nav-cta:hover { background: var(--accent); color: var(--accent-ink) !important; }

/* ---------- hero ---------- */

.hero { padding: 72px 0 40px; overflow: hidden; }

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 48px;
  align-items: center;
}

.hero-title { margin: 0.4rem 0 1.2rem; }
.hero-en {
  display: block;
  font-family: var(--font-display-en);
  font-weight: 600;
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.15;
  color: var(--annot);
}
.hero-en-strong { font-weight: 700; color: var(--ink-strong); }
.hero-en-strong::after { content: ''; display: inline-block; width: 0.45em; height: 0.45em; margin-left: 0.18em; background: var(--accent); clip-path: polygon(50% 0, 100% 100%, 0 100%); }

.hero-zh {
  font-family: var(--font-display-zh);
  font-weight: 700;
  font-size: clamp(1.2rem, 2.4vw, 1.5rem);
  color: var(--ink-strong);
  margin-bottom: 1rem;
}

.hero-sub { max-width: 34em; margin-bottom: 1.8rem; }

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 1.4rem; }

.hero-note { color: var(--annot); text-transform: uppercase; }

.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-ink);
  border: 1px solid var(--accent);
  font-family: var(--font-zh);
  font-size: 1rem;
  font-weight: 700;
  padding: 12px 26px;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover { background: var(--accent-hover); border-color: var(--accent-hover); }

.btn-ghost {
  display: inline-block;
  background: transparent;
  color: var(--ink-strong);
  border: 1px solid var(--line-strong);
  font-size: 1rem;
  font-weight: 700;
  padding: 12px 26px;
  text-decoration: none;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* hero map */

.hero-map svg { width: 100%; height: auto; display: block; }

.contours path {
  stroke: var(--contour);
  stroke-width: 1;
}
.contours .contour-index { stroke: var(--contour-strong); stroke-width: 1.4; }

.route {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2.4;
  stroke-dasharray: 7 6;
  stroke-linecap: round;
}

.camp circle {
  fill: var(--paper-raised);
  stroke: var(--accent);
  stroke-width: 2.4;
}
.camp .summit { fill: var(--accent); }
.camp-lv {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  fill: var(--ink-strong);
}
.camp-alt {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  fill: var(--annot);
}

.camp { opacity: 0; animation: camp-in 0.5s ease-out forwards; }
.camp-1 { animation-delay: 0.15s; }
.camp-2 { animation-delay: 0.45s; }
.camp-3 { animation-delay: 0.75s; }
.camp-4 { animation-delay: 1.05s; }
.camp-5 { animation-delay: 1.35s; }
@keyframes camp-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .camp { opacity: 1; }
}

.map-title { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.18em; fill: var(--ink-strong); }
.map-sub   { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; fill: var(--annot); }
.compass { fill: none; stroke: var(--annot); stroke-width: 1.2; }

/* ---------- sections ---------- */

.section { padding: 84px 0; border-top: 1px solid var(--line); }
.section-alt { background: color-mix(in srgb, var(--paper-raised) 55%, var(--paper)); }

/* cards */

.card {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  padding: 26px 26px 30px;
}
.card-label { color: var(--annot); text-transform: uppercase; margin-bottom: 0.8rem; }
.accent-text { color: var(--accent); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.contrast-grid { max-width: 860px; }
.card-dim { color: var(--annot); }
.card-dim .plain-list li::marker { color: var(--annot); }
.card-lift { border-color: var(--accent); border-width: 1.5px; }

.plain-list { list-style: none; }
.plain-list li { padding: 7px 0; border-bottom: 1px dashed var(--line); }
.plain-list li:last-child { border-bottom: none; }

/* ---------- ecosystem ---------- */

.eco-flow {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  counter-reset: eco;
}

.eco-node {
  position: relative;
  border: 1px solid var(--line);
  background: var(--paper-raised);
  padding: 18px 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.eco-node > a {
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.eco-node:not(:last-child)::after {
  content: '→';
  position: absolute;
  right: -15px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--annot);
  font-family: var(--font-mono);
  z-index: 1;
}
.eco-node:hover { border-color: var(--accent); }
.eco-node-final { border: 1.5px solid var(--accent); }

.eco-domain { color: var(--annot); font-size: 0.72rem; }
.eco-task {
  font-family: var(--font-display-zh);
  font-weight: 900;
  font-size: 1.25rem;
  color: var(--ink-strong);
}
.eco-node-final .eco-task { color: var(--accent); }
.eco-value { color: var(--annot); font-size: 0.88rem; }

/* ---------- competency levels ---------- */

.levels { list-style: none; border-left: 2px dashed var(--accent); }

.level {
  position: relative;
  padding: 0 0 44px 36px;
}
.level:last-child { padding-bottom: 0; }

.level::before {
  content: '';
  position: absolute;
  left: -9px;
  top: 6px;
  width: 12px;
  height: 12px;
  background: var(--paper-raised);
  border: 2.4px solid var(--accent);
  border-radius: 50%;
}
.level-summit::before {
  border-radius: 0;
  background: var(--accent);
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
  border: none;
  width: 16px;
  height: 14px;
  left: -10px;
}

.level-meta {
  display: flex;
  gap: 16px;
  align-items: baseline;
  margin-bottom: 0.4rem;
}
.level-alt { color: var(--annot); }
.level-no { color: var(--accent); }

.level h3 { display: flex; gap: 14px; align-items: baseline; flex-wrap: wrap; margin-bottom: 0.9rem; font-family: var(--font-display-en); font-weight: 700; font-size: 1.45rem; }
.level-zh { font-family: var(--font-zh); font-weight: 500; font-size: 0.95rem; color: var(--annot); }

.level-detail { max-width: 40em; }
.level-detail > div {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 12px;
  padding: 7px 0;
  border-bottom: 1px dashed var(--line);
}
.level-detail > div:last-child { border-bottom: none; }
.level-detail dt { color: var(--accent); }
.level-detail dd { color: var(--ink); }

/* ---------- paths ---------- */

.path-card h3 { margin-bottom: 0.4rem; }
.path-desc { color: var(--annot); font-size: 0.95rem; margin-bottom: 1.1rem; }

.route-steps {
  list-style: none;
  counter-reset: step;
  margin-bottom: 1.4rem;
}
.route-steps li {
  counter-increment: step;
  position: relative;
  padding: 7px 0 7px 30px;
  border-bottom: 1px dashed var(--line);
  font-size: 0.95rem;
}
.route-steps li:last-child { border-bottom: none; }
.route-steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 9px;
  width: 19px;
  height: 19px;
  border: 1.4px solid var(--accent);
  border-radius: 50%;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.path-link { color: var(--accent); text-decoration: none; }
.path-link:hover { text-decoration: underline; }

/* ---------- challenges ---------- */

.challenge-days { color: var(--accent); font-size: 1.05rem; margin-bottom: 0.5rem; }
.challenge-card h3 { margin-bottom: 0.5rem; }
.challenge-card p { font-size: 0.95rem; }

.badge {
  display: inline-block;
  margin-top: 1rem;
  border: 1px solid var(--line-strong);
  color: var(--annot);
  padding: 3px 10px;
  font-size: 0.7rem;
  text-transform: uppercase;
}

/* ---------- academy ---------- */

.academy-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 48px;
  align-items: center;
}

.academy-list { list-style: none; }
.academy-list li {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 14px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line);
  align-items: baseline;
}
.academy-list li:last-child { border-bottom: none; }
.academy-list .mono { color: var(--accent); }

.academy-panel {
  background: var(--paper-raised);
  border: 1px solid var(--line-strong);
  box-shadow: 8px 8px 0 var(--line);
}

.panel-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
}
.panel-dot { width: 9px; height: 9px; border-radius: 50%; border: 1.4px solid var(--annot); }
.panel-title { color: var(--annot); margin-left: 6px; font-size: 0.68rem; }

.panel-body { padding: 22px 22px 26px; font-size: 0.85rem; line-height: 2.1; }
.panel-line { white-space: nowrap; overflow: hidden; }
.panel-divider { border-top: 1px dashed var(--line-strong); margin: 10px 0; }
.panel-coach { color: var(--accent); white-space: normal; }
.panel-next { color: var(--ink-strong); }

.bar {
  display: inline-block;
  width: 110px;
  height: 9px;
  border: 1px solid var(--line-strong);
  vertical-align: middle;
}
.bar i { display: block; height: 100%; background: var(--accent); }

/* ---------- waitlist ---------- */

.section-cta { border-top: 2px solid var(--accent); }
.waitlist-inner { max-width: 640px; }

.lead-form { margin-top: 1rem; }
.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--annot);
  margin-bottom: 5px;
  text-transform: uppercase;
}
.field input {
  width: 100%;
  background: var(--paper-raised);
  border: 1px solid var(--line-strong);
  color: var(--ink-strong);
  font-family: var(--font-zh);
  font-size: 1rem;
  padding: 11px 14px;
}
.field input:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: var(--accent); }
.field input::placeholder { color: var(--annot); opacity: 0.7; }

.hp-field { position: absolute; left: -9999px; top: -9999px; }

.lead-form .btn { width: 100%; margin-top: 6px; }
.form-note { color: var(--annot); margin-top: 12px; }
.form-msg { margin-top: 10px; font-weight: 700; color: var(--accent); min-height: 1.5em; }

/* ---------- footer ---------- */

.site-footer { border-top: 1px solid var(--line); padding: 44px 0; }
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-tagline { color: var(--annot); font-size: 0.85rem; }
.footer-nav { display: flex; gap: 18px; flex-wrap: wrap; }
.footer-nav a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--annot);
  text-decoration: none;
}
.footer-nav a:hover { color: var(--accent); }
.footer-copy { color: var(--annot); font-size: 0.7rem; }

/* ---------- responsive ---------- */

@media (max-width: 960px) {
  .eco-flow { grid-template-columns: 1fr 1fr; }
  .eco-node:not(:last-child)::after { display: none; }
  .eco-node-final { grid-column: 1 / -1; }
}

@media (max-width: 860px) {
  .hero { padding-top: 48px; }
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .academy-grid { grid-template-columns: 1fr; gap: 32px; }
  .section { padding: 60px 0; }
  .site-nav { gap: 14px; }
  .site-nav a:not(.nav-cta) { display: none; }
}

@media (max-width: 480px) {
  body { font-size: 16px; }
  .eco-flow { grid-template-columns: 1fr; }
  .level { padding-left: 26px; }
  .level-detail > div { grid-template-columns: 52px 1fr; }
}