/* =====================================================================
   CCNP 題庫筆記 · 設計系統 (Persimmon × Leaf)
   柿子橘 × 葉綠 · 親切又專業
   ---------------------------------------------------------------------
   多網域：整套橘/綠色階由 --brand-primary / --brand-accent 兩個品牌色
   以 color-mix() 推導。每個網域只要在 template <head> 覆寫這兩個變數
   （取自 SiteSetting.brand_primary_color / brand_accent_color）即可換整站色系。
   ===================================================================== */

/* ---------- Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@400;500;700;900&family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@500;700&display=swap');

/* ---------- Design Tokens ---------- */
:root {
  /* 品牌雙色（會被 template inline 依網域覆寫）。預設＝柿子橘 × 葉綠 */
  --brand-primary: #EF792F;
  --brand-accent:  #6BA02A;

  /* Brand · Persimmon (primary) — 由 --brand-primary 推導 */
  /* 每色階兩行式：第1行＝設計稿原始手調 hex（舊/in-app 瀏覽器兜底），
     第2行＝color-mix 動態推導（支援的瀏覽器覆寫，並隨網域品牌色變化）。
     兜底 hex 取自 design_handoff_landing/css/system.css，調色盤更新時須同步。 */
  --persimmon-500: #EF792F;
  --persimmon-500: var(--brand-primary);
  --persimmon-600: #DD6417;
  --persimmon-600: color-mix(in oklab, var(--brand-primary) 86%, black);
  --persimmon-700: #B84F12;
  --persimmon-700: color-mix(in oklab, var(--brand-primary) 72%, black);
  --persimmon-800: #8E3D11;
  --persimmon-800: color-mix(in oklab, var(--brand-primary) 55%, black);
  --persimmon-900: #6A2F0F;
  --persimmon-900: color-mix(in oklab, var(--brand-primary) 42%, black);
  --persimmon-400: #F28C4C;
  --persimmon-400: color-mix(in oklab, var(--brand-primary) 85%, white);
  --persimmon-300: #F6A572;
  --persimmon-300: color-mix(in oklab, var(--brand-primary) 62%, white);
  --persimmon-200: #FAC6A3;
  --persimmon-200: color-mix(in oklab, var(--brand-primary) 40%, white);
  --persimmon-100: #FDE3D1;
  --persimmon-100: color-mix(in oklab, var(--brand-primary) 22%, white);
  --persimmon-50:  #FEF4EC;
  --persimmon-50:  color-mix(in oklab, var(--brand-primary) 10%, white);

  /* Leaf (secondary / success) — 由 --brand-accent 推導 */
  --leaf-500: #6BA02A;
  --leaf-500: var(--brand-accent);
  --leaf-600: #54801F;
  --leaf-600: color-mix(in oklab, var(--brand-accent) 84%, black);
  --leaf-700: #416419;
  --leaf-700: color-mix(in oklab, var(--brand-accent) 66%, black);
  --leaf-400: #84B936;
  --leaf-400: color-mix(in oklab, var(--brand-accent) 84%, white);
  --leaf-300: #A6D258;
  --leaf-300: color-mix(in oklab, var(--brand-accent) 60%, white);
  --leaf-200: #C4E289;
  --leaf-200: color-mix(in oklab, var(--brand-accent) 38%, white);
  --leaf-100: #DEEFBF;
  --leaf-100: color-mix(in oklab, var(--brand-accent) 20%, white);
  --leaf-50:  #F2F8E7;
  --leaf-50:  color-mix(in oklab, var(--brand-accent) 10%, white);

  /* Cheek (soft tertiary highlight) */
  --cheek: #F4CBC2;
  --cheek-soft: #FBEAE5;

  /* Warm neutrals */
  --ink-900: #241E1B;
  --ink-700: #4A403B;
  --ink-500: #7A6F67;
  --ink-400: #9C9189;
  --ink-300: #C3B9B0;
  --bg:        #FBF8F4;       /* warm off-white page */
  --bg-sunk:   #F4EEE6;
  --surface:   #FFFFFF;
  --line:      #ECE4DA;
  --line-soft: #F4EFE8;

  /* Typography */
  --font-zh: "Noto Sans TC", system-ui, sans-serif;
  --font-display: "Space Grotesk", "Noto Sans TC", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  /* Radii */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 28px;
  --r-pill: 999px;

  /* Shadows (warm-tinted) */
  --shadow-sm: 0 1px 2px rgba(74, 46, 20, .06), 0 2px 6px rgba(74, 46, 20, .05);
  --shadow-md: 0 4px 10px rgba(74, 46, 20, .07), 0 14px 30px rgba(74, 46, 20, .07);
  --shadow-lg: 0 10px 24px rgba(74, 46, 20, .10), 0 30px 60px rgba(74, 46, 20, .10);
  --shadow-pop: 4px 4px 0 var(--ink-900);  /* sticker-style hard shadow */

  --maxw: 1120px;
}

/* ---------- Reset / Base ---------- */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-zh);
  background: var(--bg);
  color: var(--ink-900);
  line-height: 1.65;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { line-height: 1.2; margin: 0; font-weight: 900; letter-spacing: .005em; }
p { margin: 0; text-wrap: pretty; }

/* ---------- Type scale ---------- */
.display   { font-size: clamp(2.6rem, 5.5vw, 4.1rem); font-weight: 900; line-height: 1.08; letter-spacing: -.01em; }
.h1        { font-size: clamp(2rem, 3.6vw, 2.7rem); }
.h2        { font-size: clamp(1.5rem, 2.6vw, 2rem); }
.h3        { font-size: 1.25rem; }
.lead      { font-size: clamp(1.05rem, 1.6vw, 1.22rem); color: var(--ink-700); font-weight: 400; }
.eyebrow   { font-family: var(--font-mono); font-size: .8rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--persimmon-600); }
.mono      { font-family: var(--font-mono); }
.num       { font-family: var(--font-display); font-feature-settings: "tnum" 1; }
.muted     { color: var(--ink-500); }

/* ---------- Layout helpers ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.section { padding: 88px 0; }
.section-sm { padding: 56px 0; }
.center { text-align: center; }
.grid { display: grid; gap: 24px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--font-zh); font-weight: 700; font-size: 1rem;
  padding: 13px 24px; border-radius: var(--r-pill); border: 1.5px solid transparent;
  cursor: pointer; transition: transform .14s ease, box-shadow .14s ease, background .14s ease, border-color .14s ease;
  white-space: nowrap; line-height: 1;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--persimmon-500); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--persimmon-600); box-shadow: var(--shadow-md); transform: translateY(-1px); }
.btn-leaf { background: var(--leaf-500); color: #fff; }
.btn-leaf:hover { background: var(--leaf-600); transform: translateY(-1px); }
.btn-outline { background: var(--surface); color: var(--ink-900); border-color: var(--ink-900); }
.btn-outline:hover { background: var(--ink-900); color: #fff; }
.btn-ghost { background: transparent; color: var(--ink-700); }
.btn-ghost:hover { background: var(--persimmon-50); color: var(--persimmon-700); }
.btn-google { background: #fff; color: var(--ink-900); border-color: var(--line); box-shadow: var(--shadow-sm); font-weight: 700; }
.btn-google:hover { border-color: var(--ink-300); box-shadow: var(--shadow-md); transform: translateY(-1px); }
.btn-lg { padding: 16px 30px; font-size: 1.08rem; }
.btn-sm { padding: 9px 16px; font-size: .9rem; }

/* ---------- Badges / Chips ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-weight: 700; font-size: .76rem; letter-spacing: .04em;
  padding: 5px 11px; border-radius: var(--r-pill);
}
.badge-persimmon { background: var(--persimmon-100); color: var(--persimmon-700); }
.badge-leaf { background: var(--leaf-100); color: var(--leaf-700); }
.badge-ink { background: var(--ink-900); color: #fff; }
.badge-soft { background: var(--bg-sunk); color: var(--ink-700); }
.badge-dot::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* ---------- Cards ---------- */
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm); padding: 28px;
}
.card-pad-lg { padding: 36px; }
.card-hover { transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease; }
.card-hover:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--persimmon-200); }

/* sticker treatment — echoes the mascot's bold outline */
.sticker { border: 2px solid var(--ink-900); border-radius: var(--r-lg); box-shadow: var(--shadow-pop); background: var(--surface); }

/* ---------- Stat tile ---------- */
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat .val { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.9rem, 3vw, 2.5rem); color: var(--persimmon-600); line-height: 1; }
.stat .lbl { font-size: .92rem; color: var(--ink-500); }

/* ---------- Table ---------- */
.qtable { width: 100%; border-collapse: collapse; font-size: .98rem; }
.qtable thead th {
  text-align: left; font-weight: 700; font-size: .82rem; letter-spacing: .03em;
  color: var(--persimmon-700); background: var(--persimmon-50);
  padding: 12px 16px; border-bottom: 1px solid var(--persimmon-100);
}
.qtable thead th:first-child { border-top-left-radius: var(--r-sm); }
.qtable thead th:last-child { border-top-right-radius: var(--r-sm); text-align: right; }
.qtable tbody td { padding: 13px 16px; border-bottom: 1px solid var(--line-soft); }
.qtable tbody td:last-child { text-align: right; font-family: var(--font-display); font-weight: 600; }
.qtable tbody td:nth-child(2) { font-family: var(--font-display); color: var(--ink-700); text-align: right; }
.qtable tbody tr:last-child td { border-bottom: none; font-weight: 700; }
.qtable tbody tr.total { background: var(--leaf-50); }
.qtable tbody tr.total td { color: var(--leaf-700); }

/* ---------- Swatch (style guide) ---------- */
.swatch { border-radius: var(--r-md); overflow: hidden; border: 1px solid var(--line); background: var(--surface); }
.swatch .chip { height: 84px; }
.swatch .meta { padding: 10px 12px; font-size: .8rem; }
.swatch .meta .name { font-weight: 700; }
.swatch .meta .hex { font-family: var(--font-mono); color: var(--ink-500); font-size: .76rem; }

/* ---------- Logo lockup ---------- */
.logo { display: inline-flex; align-items: center; gap: 10px; }
.logo img { width: 38px; height: 38px; }
.logo .name { font-family: var(--font-display); font-weight: 700; font-size: 1.18rem; letter-spacing: -.01em; white-space: nowrap; }
.logo .name b { color: var(--persimmon-600); }

/* ---------- Divider tick (leaf check) ---------- */
.tick { display: inline-flex; width: 22px; height: 22px; border-radius: 50%; background: var(--leaf-100); color: var(--leaf-700); align-items: center; justify-content: center; flex: none; }

/* ---------- Utility ---------- */
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; } .gap-12 { gap: 12px; } .gap-16 { gap: 16px; } .gap-24 { gap: 24px; }
.wrapflex { flex-wrap: wrap; }
.mt-8{margin-top:8px;} .mt-16{margin-top:16px;} .mt-24{margin-top:24px;} .mt-40{margin-top:40px;}
