/* Amen 官網 — 深黑・經文金・深海藍 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+TC:wght@500;700&family=Noto+Sans+TC:wght@400;500;700&display=swap');

:root {
  --ground: #000000;
  --surface: #0c0f11;
  --surface-2: #12171a;
  --ink: #f2f4f5;
  --ink-2: #9aa4aa;
  --ink-3: #5f6a70;
  --rule: #1d2429;
  --gold: #d9ad4e;
  --gold-deep: #9a7a2e;
  --deep: #0b3349;
  --deep-soft: rgba(11, 51, 73, .55);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: 'Noto Sans TC', 'PingFang TC', 'Helvetica Neue', sans-serif;
  font-size: 16px;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; }
a { color: var(--gold); text-decoration: none; }
a:hover, a:focus-visible { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 2px; }

.wrap { max-width: 68rem; margin: 0 auto; padding: 0 1.5rem; }
.serif { font-family: 'Noto Serif TC', 'Songti TC', serif; }

/* ── 導覽 ── */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(0, 0, 0, .82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
}
.nav .wrap { display: flex; align-items: center; gap: 1.2rem; height: 3.6rem; }
.brand { display: flex; align-items: center; gap: .6rem; color: var(--ink); font-weight: 700; letter-spacing: .28em; font-size: .95rem; }
.brand img { width: 1.7rem; height: 1.7rem; border-radius: 6px; display: block; }
.nav nav { margin-left: auto; display: flex; flex-wrap: wrap; gap: .2rem 1.3rem; font-size: .9rem; }
.nav nav a { color: var(--ink-2); }
.nav nav a:hover { color: var(--gold); text-decoration: none; }
.nav nav a.cta {
  color: #000; background: var(--gold); font-weight: 700;
  padding: .35rem .95rem; border-radius: 999px;
}
.nav nav a.cta:hover { text-decoration: none; filter: brightness(1.08); }

/* ── 頁首(hero):還原 App 經文卡頁面 ── */
.hero { position: relative; overflow: hidden; padding: 5.5rem 0 4.5rem; }
.hero::before {          /* 深海水光 */
  content: ''; position: absolute; inset: -30%;
  background:
    radial-gradient(42% 34% at 62% 38%, var(--deep-soft), transparent 70%),
    radial-gradient(36% 30% at 30% 72%, rgba(11, 51, 73, .35), transparent 70%);
  pointer-events: none;
}
.hero .wrap {
  position: relative;
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 26rem);
  gap: 3.5rem; align-items: center;
}
.eyebrow {
  font-size: .76rem; font-weight: 700; letter-spacing: .34em;
  color: var(--gold); margin: 0 0 1.1rem;
}
.hero h1 {
  font-family: 'Noto Serif TC', serif;
  font-size: clamp(2.1rem, 4.6vw, 3.2rem);
  line-height: 1.32; letter-spacing: .05em; font-weight: 700;
  margin: 0 0 1.1rem; text-wrap: balance;
}
.hero .lede { color: var(--ink-2); font-size: 1.05rem; max-width: 30rem; margin: 0 0 1.6rem; }
.hero .lede strong { color: var(--ink); font-weight: 500; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; align-items: center; }
.btn {
  display: inline-block; padding: .72rem 1.6rem; border-radius: 999px;
  font-weight: 700; font-size: .95rem;
}
.btn-gold { background: var(--gold); color: #000; }
.btn-gold:hover { text-decoration: none; filter: brightness(1.08); }
.btn-ghost { border: 1px solid var(--rule); color: var(--ink-2); }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); text-decoration: none; }
.hero-note { color: var(--ink-3); font-size: .84rem; margin: 1rem 0 0; }

/* 卡片:3D 翻轉,點擊翻面(還原 App 抽卡) */
.card-stage { position: relative; display: grid; place-items: center; perspective: 1200px; }
.flip { position: relative; width: 100%; max-width: 17rem; aspect-ratio: 1080 / 1543; cursor: pointer; outline: none; }
.flip-inner {
  position: absolute; inset: 0;
  transform-style: preserve-3d;
  transition: transform .8s cubic-bezier(.2, .7, .2, 1);
}
.flip.flipped .flip-inner { transform: rotateY(180deg); }
.face {
  position: absolute; inset: 0;
  border-radius: 16px; overflow: hidden;
  backface-visibility: hidden; -webkit-backface-visibility: hidden;
  box-shadow: 0 24px 70px rgba(0, 0, 0, .75), 0 0 0 1px rgba(255, 255, 255, .05);
}
.face.back { transform: rotateY(180deg); }
.face img { width: 100%; height: 100%; object-fit: cover; display: block; }
/* 卡背白字內容:照 App 內容頁排版 */
.verse {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 12% 12%;
  color: #fff; background: #000;             /* 卡背即素材底色 */
}
.verse::before { content: ''; position: absolute; inset: 0; background: url('assets/card-back.png') center/cover; opacity: .9; }
.verse > * { position: relative; }
.verse .kicker { font-size: .62rem; letter-spacing: .3em; opacity: .6; margin-bottom: .9rem; }
.verse .title { font-family: 'Noto Serif TC', serif; font-weight: 700; font-size: 1.6rem; margin: 0 0 .7rem; }
.verse .msg { font-family: 'Noto Serif TC', serif; font-size: .95rem; line-height: 2; opacity: .92; margin: 0 0 1rem; }
.verse .ref { font-size: .76rem; font-weight: 600; opacity: .62; }
.verse .bless { font-size: .7rem; opacity: .45; margin-top: .9rem; }
.flip-hint { color: var(--ink-3); font-size: .8rem; text-align: center; margin-top: 1.1rem; letter-spacing: .12em; }

/* ── 分節 ── */
section { padding: 4.5rem 0; border-top: 1px solid var(--rule); }
.sec-head { margin-bottom: 2.4rem; }
.sec-head .kicker { font-size: .74rem; font-weight: 700; letter-spacing: .32em; color: var(--gold); margin: 0 0 .6rem; }
.sec-head h2 {
  font-family: 'Noto Serif TC', serif;
  font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 700; letter-spacing: .06em;
  margin: 0 0 .5rem; text-wrap: balance;
}
.sec-head p { color: var(--ink-2); margin: 0; max-width: 44rem; }

/* 功能 */
.grid { display: grid; gap: 1rem; }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); }
.feat {
  background: var(--surface); border: 1px solid var(--rule); border-radius: 10px;
  padding: 1.5rem 1.6rem;
}
.feat .icon { color: var(--gold); font-size: 1.35rem; margin-bottom: .7rem; font-family: 'Noto Serif TC', serif; }
.feat h3 { margin: 0 0 .45rem; font-size: 1.02rem; letter-spacing: .04em; }
.feat p { margin: 0; color: var(--ink-2); font-size: .92rem; line-height: 1.8; }

/* 金魚會員 */
.member { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 22rem); gap: 3rem; align-items: center; }
.perks { list-style: none; margin: 0 0 1.6rem; padding: 0; }
.perks li { display: flex; gap: .8rem; padding: .68rem 0; border-bottom: 1px solid var(--rule); font-size: .96rem; color: var(--ink-2); }
.perks li::before { content: '✦'; color: var(--gold); flex: none; }
.perks li strong { color: var(--ink); font-weight: 500; }
.price-tag { display: flex; align-items: baseline; gap: .6rem; margin-bottom: 1.4rem; }
.price { font-family: 'Noto Serif TC', serif; font-size: 2.4rem; font-weight: 700; color: var(--gold); }
.price-unit { color: var(--ink-3); font-size: .88rem; }
.member-cards { display: flex; gap: .8rem; justify-content: center; }
.member-cards img {
  width: 32%; border-radius: 8px;
  box-shadow: 0 14px 40px rgba(0, 0, 0, .7), 0 0 0 1px rgba(255, 255, 255, .04);
}
.member-cards img.free { outline: 2px solid var(--gold); outline-offset: 3px; }
.member-note { color: var(--ink-3); font-size: .82rem; margin-top: 1rem; text-align: center; }

/* 隱私承諾 */
.promise { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); }
.p-card { text-align: center; padding: 1.6rem 1.2rem; background: var(--surface); border: 1px solid var(--rule); border-radius: 10px; }
.promise .p-icon { font-family: 'Noto Serif TC', serif; color: var(--gold); font-size: 1.5rem; margin-bottom: .6rem; }
.promise h3 { margin: 0 0 .4rem; font-size: .98rem; }
.promise p { margin: 0; color: var(--ink-2); font-size: .86rem; }

/* 頁尾 */
footer { border-top: 1px solid var(--rule); padding: 2.6rem 0 3.2rem; color: var(--ink-3); font-size: .86rem; }
footer .wrap { display: flex; flex-wrap: wrap; gap: .6rem 2rem; align-items: baseline; }
footer nav { margin-left: auto; display: flex; gap: 1.4rem; }
footer nav a { color: var(--ink-2); }
footer nav a:hover { color: var(--gold); }

/* ── 法務頁(隱私權政策/服務條款)── */
.legal-wrap { max-width: 46rem; margin: 0 auto; padding: 4rem 1.5rem 6rem; }
.lang-switch { display: flex; gap: .4rem; justify-content: flex-end; margin-bottom: 2.4rem; font-size: .84rem; }
.lang-switch a { padding: .3rem .9rem; border: 1px solid var(--rule); border-radius: 999px; color: var(--ink-2); }
.lang-switch a[aria-current='true'] { background: var(--gold); border-color: var(--gold); color: #000; font-weight: 700; }

.lang-toggle { display: flex; gap: .35rem; font-size: .8rem; }
.lang-toggle a { padding: .25rem .75rem; border: 1px solid var(--rule); border-radius: 999px; color: var(--ink-2); }
.lang-toggle a:hover { color: var(--gold); text-decoration: none; }
.lang-toggle a[aria-current='true'] { background: var(--gold); border-color: var(--gold); color: #000; font-weight: 700; }
.lang-toggle a[aria-current='true']:hover { color: #000; }
.legal-wrap h1 {
  font-family: 'Noto Serif TC', serif; font-size: 2rem; font-weight: 700;
  letter-spacing: .05em; margin: 0 0 .5rem;
}
.legal-meta { color: var(--ink-3); font-size: .88rem; margin-bottom: 2.6rem; }
.legal-wrap h2 {
  font-family: 'Noto Serif TC', serif; font-size: 1.18rem; font-weight: 700; letter-spacing: .05em;
  margin: 2.4rem 0 .9rem; padding-bottom: .5rem; border-bottom: 1px solid var(--rule);
}
.legal-wrap p, .legal-wrap li { color: var(--ink-2); line-height: 1.95; }
.legal-wrap p { margin: 0 0 .9rem; }
.legal-wrap ul { margin: 0 0 1rem; padding-left: 1.4rem; }
.legal-wrap li { margin: .4rem 0; }
.legal-wrap strong { color: var(--ink); font-weight: 500; }
.legal-foot { margin-top: 3.4rem; padding-top: 1.3rem; border-top: 1px solid var(--rule); color: var(--ink-3); font-size: .84rem; }

/* 四語切換列變寬後,中等寬度先收起連結導覽,只留品牌 + 語言切換 */
@media (max-width: 64rem) {
  .nav nav { display: none; }
}
@media (max-width: 56rem) {
  .hero .wrap { grid-template-columns: 1fr; gap: 3rem; }
  .card-stage { order: -1; padding-top: 1rem; }
  .member { grid-template-columns: 1fr; }
  .member-cards { padding-top: .5rem; }
}
@media (max-width: 40rem) {
  .nav nav { display: none; }
  .hero { padding-top: 3.5rem; }
}