/* ============================================================
   Ancraft 工具站 — 共用樣式
   Minecraft 中文工具包：深色 + 草地綠 + 地獄紫
   ============================================================ */

:root {
  --bg: #0d1310;
  --bg-2: #121a15;
  --panel: #18221c;
  --panel-2: #1f2c24;
  --border: #2b3d31;
  --border-2: #3a5143;
  --text: #eaf1ec;
  --muted: #9db3a4;
  --accent: #5ecf4d;        /* 草地綠 */
  --accent-dim: #3d9a31;
  --nether: #c084fc;        /* 地獄紫 */
  --gold: #f5c542;          /* 金 */
  --danger: #ef6a6a;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --font: system-ui, -apple-system, "Segoe UI", "PingFang TC",
          "Microsoft JhengHei", "Noto Sans TC", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; }

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- 導覽列 ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(13, 19, 16, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}
.brand {
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text);
  letter-spacing: 0.5px;
}
.brand:hover { text-decoration: none; }
.brand .dot { color: var(--accent); }
.brand .badge-sm {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--nether);
  border: 1px solid var(--nether);
  border-radius: 999px;
  padding: 1px 8px;
  margin-left: 6px;
  vertical-align: 2px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a { color: var(--muted); font-size: 0.95rem; }
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-cta { display: inline-block; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-2);
  color: var(--text);
  font-size: 1.3rem;
  border-radius: 8px;
  width: 40px;
  height: 40px;
  cursor: pointer;
}

@media (max-width: 720px) {
  .nav-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--bg-2);
    border-bottom: 1px solid var(--border);
    padding: 8px 0;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 12px 24px; }
}

/* ---------- 按鈕 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border-2);
  background: var(--panel);
  color: var(--text);
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 0.95rem;
  font-family: inherit;
  cursor: pointer;
  transition: transform 0.12s ease, background 0.12s ease, border-color 0.12s ease;
}
.btn:hover { text-decoration: none; background: var(--panel-2); }
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #0b1f08;
  font-weight: 700;
}
.btn-primary:hover { background: #6fdd5d; }
.btn-gold {
  background: var(--gold);
  border-color: var(--gold);
  color: #2b1f00;
  font-weight: 700;
}
.btn-gold:hover { background: #ffd95c; }
.btn-ghost {
  background: transparent;
  border-color: var(--border-2);
  color: var(--muted);
}
.btn-ghost:hover { color: var(--text); }
.btn-sm { padding: 6px 12px; font-size: 0.85rem; border-radius: 8px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------- 卡片 / 網格 ---------- */
.grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}
.card:hover {
  transform: translateY(-3px);
  border-color: var(--border-2);
  box-shadow: var(--shadow);
}
.card h3 { margin: 10px 0 6px; font-size: 1.1rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.92rem; }
.card .icon { font-size: 1.8rem; line-height: 1; }
.card .go { color: var(--accent); font-size: 0.85rem; display: inline-block; margin-top: 12px; }

/* ---------- Hero ---------- */
.hero {
  text-align: center;
  padding: 72px 20px 60px;
  background:
    radial-gradient(600px 300px at 20% 0%, rgba(94, 207, 77, 0.12), transparent),
    radial-gradient(600px 300px at 80% 10%, rgba(192, 132, 252, 0.10), transparent),
    var(--bg);
  border-bottom: 1px solid var(--border);
}
.hero h1 {
  font-size: clamp(1.9rem, 5vw, 3rem);
  margin: 0 0 14px;
  letter-spacing: 1px;
}
.hero p {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 640px;
  margin: 0 auto 28px;
}
.hero .cta-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero .stats {
  display: flex;
  gap: 36px;
  justify-content: center;
  margin-top: 44px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.9rem;
}
.hero .stats b { color: var(--text); font-size: 1.3rem; display: block; }

/* ---------- 段落 ---------- */
.section { padding: 56px 20px; }
.section-alt { background: var(--bg-2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section h2 { font-size: 1.6rem; margin: 0 0 8px; }
.section .sub { color: var(--muted); margin: 0 0 28px; }

/* ---------- 工具 UI ---------- */
.tool-shell {
  max-width: 860px;
  margin: 0 auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.tool-header { margin-bottom: 22px; }
.tool-header h1 { margin: 6px 0 8px; font-size: 1.6rem; }
.tool-header p { color: var(--muted); margin: 0; font-size: 0.95rem; }
.breadcrumb { color: var(--muted); font-size: 0.85rem; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--text); }

.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 18px 0; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 0.9rem; color: var(--muted); margin-bottom: 6px; }
select, input[type="text"], input[type="number"], textarea {
  width: 100%;
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  color: var(--text);
  border-radius: 10px;
  padding: 10px 12px;
  font-family: inherit;
  font-size: 0.95rem;
}
select:focus, input:focus, textarea:focus { outline: 2px solid var(--accent-dim); outline-offset: 1px; }
textarea { min-height: 90px; resize: vertical; }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 180px; }

.output {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  min-height: 60px;
  margin-top: 14px;
}
.output-list { list-style: none; margin: 0; padding: 0; }
.output-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 8px;
  background: var(--panel);
  border: 1px solid var(--border);
  margin-bottom: 8px;
}
.output-list li .name { font-family: var(--mono); }
.muted { color: var(--muted); font-size: 0.85rem; }
.pro-note {
  margin-top: 18px;
  padding: 12px 14px;
  border: 1px dashed var(--gold);
  border-radius: 10px;
  color: var(--muted);
  font-size: 0.9rem;
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}
.pro-note .lock { color: var(--gold); }

/* ---------- 比較表 ---------- */
.compare { max-width: 720px; margin: 0 auto; }
.compare table { width: 100%; border-collapse: collapse; }
.compare th, .compare td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}
.compare th { color: var(--muted); font-weight: 600; }
.compare td.yes { color: var(--accent); }
.compare td.no { color: #55655b; }
.compare .price { font-size: 1.6rem; font-weight: 800; }
.compare .price small { font-size: 0.8rem; color: var(--muted); font-weight: 400; }

/* ---------- FAQ ---------- */
.faq { max-width: 720px; margin: 0 auto; }
.faq details {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 18px;
  margin-bottom: 10px;
}
.faq summary { cursor: pointer; font-weight: 600; }
.faq details p { color: var(--muted); margin: 10px 0 0; font-size: 0.95rem; }

/* ---------- Toast ---------- */
#toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border-2);
  border-radius: 10px;
  padding: 10px 18px;
  font-size: 0.9rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 100;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- 頁尾 ---------- */
.footer {
  border-top: 1px solid var(--border);
  padding: 34px 20px;
  color: var(--muted);
  font-size: 0.88rem;
  text-align: center;
}
.footer a { color: var(--muted); }
.footer a:hover { color: var(--text); }
.footer .sep { margin: 0 8px; opacity: 0.5; }

/* ---------- 工具頁內容區 ---------- */
.tool-main { padding: 40px 20px 64px; }
.tool-article { max-width: 760px; margin: 0 auto; }
.tool-article h2 { font-size: 1.3rem; margin-top: 30px; }
.tool-article p, .tool-article li { color: var(--muted); }
.tool-article code {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1px 6px;
  font-family: var(--mono);
  font-size: 0.85em;
  color: var(--accent);
}

/* ---------- 授權狀態 ---------- */
.lic-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
  border: 1px solid var(--border-2);
}
.lic-status.pro { color: var(--gold); border-color: var(--gold); }
.lic-status.free { color: var(--muted); }