/* ===========================================================
   PRISNNATRIX — 編劇團隊品牌網站
   風格：黑白電影感 + 暖金強調色
   =========================================================== */

:root {
  --bg:        #0b0b0d;
  --bg-soft:   #141417;
  --bg-card:   #16161a;
  --line:      #2a2a30;
  --text:      #ececf0;
  --text-dim:  #9a9aa3;
  --accent:    #c9a14a;   /* 暖金 */
  --accent-2:  #e7c878;
  --max:       1180px;
  --radius:    14px;
  --ease:      cubic-bezier(.2,.7,.2,1);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei",
               system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
[hidden] { display: none !important; }   /* 確保 hidden 屬性一定生效（覆蓋 flex/grid） */

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }

.serif {
  font-family: "Noto Serif TC", "Songti TC", Georgia, serif;
}

/* ---------- 標題與通用區段 ---------- */
.eyebrow {
  display: inline-block;
  font-size: .8rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}
.section { padding: 110px 0; border-top: 1px solid var(--line); }
.section h2 {
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: .02em;
  margin-bottom: 18px;
}
.section .lead { color: var(--text-dim); max-width: 620px; font-size: 1.05rem; }

/* ---------- 導覽列 ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(11,11,13,.72);
  border-bottom: 1px solid var(--line);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.brand {
  font-weight: 700; letter-spacing: .22em; font-size: 1.05rem;
  display: flex; align-items: center; gap: 10px;
}
.brand .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 14px var(--accent); }
.nav-links { display: flex; gap: 34px; align-items: center; }
.nav-links a {
  font-size: .95rem; color: var(--text-dim); position: relative;
  transition: color .25s var(--ease);
}
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links a.active::after {
  content: ""; position: absolute; left: 0; bottom: -8px;
  width: 100%; height: 2px; background: var(--accent);
}
.nav-cta {
  border: 1px solid var(--accent); color: var(--accent);
  padding: 8px 18px; border-radius: 999px; font-size: .9rem;
  transition: all .25s var(--ease);
}
.nav-cta:hover { background: var(--accent); color: #111; }

.burger { display: none; background: none; border: 0; cursor: pointer; width: 46px; height: 46px; margin-right: -10px; position: relative; }
.burger span { position: absolute; left: 12px; height: 2px; width: 22px; background: var(--text); transition: .3s var(--ease); }
.burger span:nth-child(1) { top: 16px; }
.burger span:nth-child(2) { top: 22px; }
.burger span:nth-child(3) { top: 28px; }
.burger.open span:nth-child(1) { top: 22px; transform: rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { top: 22px; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 130px 0 120px; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(60% 80% at 75% 10%, rgba(201,161,74,.14), transparent 60%),
    radial-gradient(50% 60% at 10% 90%, rgba(201,161,74,.07), transparent 60%);
  pointer-events: none;
}
.hero h1 {
  font-size: clamp(2.6rem, 7vw, 5rem);
  line-height: 1.08; font-weight: 800; letter-spacing: .01em;
  margin-bottom: 26px; max-width: 14ch;
}
.hero h1 .hl { color: var(--accent); }
.hero p { color: var(--text-dim); font-size: 1.2rem; max-width: 560px; margin-bottom: 38px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 28px; border-radius: 999px; font-weight: 600;
  transition: all .25s var(--ease); border: 1px solid transparent;
}
.btn-primary { background: var(--accent); color: #111; }
.btn-primary:hover { background: var(--accent-2); transform: translateY(-2px); }
.btn-ghost { border-color: var(--line); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.hero-meta { margin-top: 64px; display: flex; gap: 48px; flex-wrap: wrap; }
.hero-meta .stat .num { font-size: 2rem; font-weight: 800; color: var(--text); }
.hero-meta .stat .lbl { color: var(--text-dim); font-size: .9rem; letter-spacing: .05em; }

/* ---------- 卡片網格 ---------- */
.grid { display: grid; gap: 26px; margin-top: 54px; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 30px; transition: all .3s var(--ease);
}
.card:hover { transform: translateY(-4px); border-color: var(--accent); }
.card .tag { font-size: .78rem; letter-spacing: .12em; color: var(--accent); text-transform: uppercase; }
.card h3 { font-size: 1.25rem; margin: 12px 0 10px; }
.card p { color: var(--text-dim); font-size: .98rem; }

/* ---------- 作品卡 ---------- */
.work {
  position: relative; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); background: var(--bg-soft);
  aspect-ratio: 4 / 3; display: flex; flex-direction: column; justify-content: flex-end;
  transition: all .3s var(--ease);
}
.work:hover { border-color: var(--accent); transform: translateY(-4px); }
.work .poster {
  position: absolute; inset: 0;
  background: linear-gradient(160deg, #1d1d22, #0d0d10);
  display: flex; align-items: center; justify-content: center;
  color: #34343c; font-size: 4rem; font-weight: 800; letter-spacing: .1em;
}
.work .meta {
  position: relative; padding: 22px;
  background: linear-gradient(transparent, rgba(8,8,10,.92));
}
.work .meta .kind { font-size: .76rem; letter-spacing: .14em; color: var(--accent); text-transform: uppercase; }
.work .meta h3 { font-size: 1.2rem; margin-top: 6px; }
.work .meta .yr { color: var(--text-dim); font-size: .85rem; }

/* ---------- 團隊 ---------- */
.member { text-align: center; }
.member .avatar {
  width: 120px; height: 120px; border-radius: 50%; margin: 0 auto 18px;
  background: linear-gradient(140deg, #26262c, #14141a);
  border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; font-weight: 800; color: var(--accent);
}
.member h3 { font-size: 1.15rem; }
.member .role { color: var(--accent); font-size: .85rem; letter-spacing: .08em; margin: 4px 0 10px; }
.member p { color: var(--text-dim); font-size: .92rem; }

/* ---------- 服務流程 ---------- */
.steps { counter-reset: step; display: grid; gap: 22px; margin-top: 50px; }
.step {
  display: grid; grid-template-columns: 64px 1fr; gap: 22px; align-items: start;
  padding: 26px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--bg-card);
}
.step .n {
  width: 56px; height: 56px; border-radius: 50%;
  border: 1px solid var(--accent); color: var(--accent);
  display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 1.3rem;
}
.step h3 { font-size: 1.2rem; margin-bottom: 6px; }
.step p { color: var(--text-dim); }

/* ---------- 聯絡表單 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; margin-top: 50px; }
.contact-single { max-width: 600px; margin: 40px auto 0; }
.field { margin-bottom: 20px; }
.field label { display: block; font-size: .9rem; color: var(--text-dim); margin-bottom: 8px; }
.field input, .field textarea {
  width: 100%; background: var(--bg-soft); border: 1px solid var(--line);
  border-radius: 10px; padding: 13px 15px; color: var(--text); font: inherit;
  transition: border-color .2s var(--ease);
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--accent); }
.field textarea { min-height: 140px; resize: vertical; }
.contact-info .row { display: flex; gap: 14px; align-items: center; padding: 16px 0; border-bottom: 1px solid var(--line); }
.contact-info .row .k { color: var(--text-dim); width: 88px; font-size: .9rem; }
.contact-info .row .v { font-weight: 600; }

/* ---------- 社群 ---------- */
.socials { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 26px; }
.socials a {
  border: 1px solid var(--line); border-radius: 999px; padding: 10px 20px;
  font-size: .9rem; color: var(--text-dim); transition: all .25s var(--ease);
}
.socials a:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- CTA 區 ---------- */
.cta-band { text-align: center; }
.cta-band h2 { margin-bottom: 14px; }
.cta-band p { color: var(--text-dim); margin-bottom: 30px; }

/* ---------- 頁尾 ---------- */
.footer { border-top: 1px solid var(--line); padding: 50px 0 40px; color: var(--text-dim); }
.footer .wrap { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; align-items: center; }
.footer .brand { color: var(--text); font-size: 1rem; }
.footer .links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer .links a:hover { color: var(--accent); }
.footer small { display: block; margin-top: 8px; font-size: .82rem; }

/* ---------- 進場動畫 ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: all .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- 首頁宣言（Hero Article） ---------- */
.hero-article {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 120px 0 90px;
  text-align: center;
}
.hero-article .wrap { max-width: 780px; width: 100%; margin: 0 auto; }
.hero-article .article-title,
.hero-article .creed { margin-left: auto; margin-right: auto; }
.hero-article .hero-actions { justify-content: center; margin-top: 8px; }

.article-title {
  font-style: italic; font-weight: 600;
  font-size: clamp(1rem, 1.9vw, 1.3rem);
  letter-spacing: .2em; color: var(--accent-2);
  margin-bottom: 38px;
}
.article-title::after {
  content: ""; display: block; width: 58px; height: 1px;
  margin: 22px auto 0;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.manifesto {
  font-style: italic; font-weight: 400;
  font-size: clamp(1.05rem, 1.9vw, 1.5rem);
  line-height: 1.78; letter-spacing: .012em;
  max-width: 30ch; margin: 0 auto 38px; color: var(--text);
}
.creed {
  font-size: clamp(.92rem, 1.7vw, 1.18rem);
  font-weight: 700; letter-spacing: .14em;
  color: var(--accent); margin-bottom: 36px;
}
.creed .neg {
  margin-left: .55em; font-weight: 400; letter-spacing: .03em;
  color: var(--text-dim);
  text-decoration: line-through; text-decoration-thickness: 1.5px;
  text-decoration-color: rgba(201,161,74,.5);
}
.manifesto-cn {
  font-size: clamp(.9rem, 1.35vw, 1.04rem);
  line-height: 2.15; color: var(--text-dim);
  max-width: 600px; margin: 0 auto 46px; letter-spacing: .02em;
}
/* 棱鏡光譜強調字 */
.prism {
  background: linear-gradient(100deg, #e7c878 0%, #7ed0ff 38%, #b48cff 64%, #ff9ec4 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  font-weight: 700;
}
.manifesto-cn .prism, .manifesto-cn .gold { font-weight: 600; }
.gold { color: var(--accent-2); font-weight: 700; }

/* ---------- 響應式 ---------- */
@media (max-width: 900px) {
  .grid.cols-3 { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 34px; }
}
@media (max-width: 720px) {
  .burger { display: block; }
  .nav-links {
    position: fixed; inset: 70px 0 auto 0;
    flex-direction: column; gap: 0; align-items: stretch;
    background: rgba(11,11,13,.99); backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--line); box-shadow: 0 22px 44px rgba(0,0,0,.45);
    max-height: 0; overflow: hidden; transition: max-height .35s var(--ease);
  }
  .nav-links.open { max-height: 84vh; }
  .nav-links a {
    padding: 18px 24px; border-top: 1px solid var(--line);
    font-size: 1.08rem; color: var(--text);
  }
  .nav-links a:active { background: rgba(255,255,255,.05); }
  .nav-links a.active { color: var(--accent); }
  .nav-links a.active::after { display: none; }
  .nav-cta {
    margin: 0; border: 0; border-top: 1px solid var(--line);
    border-radius: 0; padding: 18px 24px; text-align: left; color: var(--accent);
  }
  .nav-cta:hover, .nav-cta:active { background: rgba(201,161,74,.12); color: var(--accent); }
  .section { padding: 80px 0; }
  .grid.cols-3, .grid.cols-2 { grid-template-columns: 1fr; }
  .hero-meta { gap: 32px; }
  .hero-article { padding: 100px 0 70px; min-height: auto; }
  .manifesto { max-width: none; }
  .creed .neg { display: inline-block; }
}