/* ==========================================================================
   Leeder Portfolio — 卡牌主題單頁作品集
   色彩：粉紅英雄區 / 米白卡牌牆 / 長春花藍頁尾（依 reference 截圖）
   ========================================================================== */

:root {
  /* 色彩 tokens */
  --pink: #F4AECB;
  --pink-deep: #E88BB4;
  --ink: #17141A;          /* 近黑，主要文字 */
  --ink-soft: #4A4350;
  --cream: #FAF6EF;        /* 卡牌牆底 */
  --white: #FFFFFF;
  --periwinkle: #7B8FD4;   /* 頁尾框景藍 */
  --periwinkle-deep: #5F74C4;
  --navy: #1E2438;
  --amber: #F2B722;
  --sky: #A8CDEB;
  --rose: #E9526F;
  --paper: #EFE9DC;

  /* 字體 */
  --font-display: "Space Grotesk", "Noto Sans TC", sans-serif;
  --font-body: "Noto Sans TC", "PingFang TC", sans-serif;

  /* 間距（寬鬆節奏） */
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 40px;
  --space-5: 64px;
  --space-6: 96px;

  /* 動效 */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 200ms;
  --dur-med: 320ms;
  --dur-slow: 640ms;

  --radius-card: 16px;
  --radius-frame: 36px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }

a { color: inherit; }

:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ===== 進場 reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ==========================================================================
   導覽列
   ========================================================================== */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px clamp(20px, 4vw, 48px);
  mix-blend-mode: normal;
  pointer-events: none;
}
.nav > * { pointer-events: auto; }

.nav__logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.02em;
  text-decoration: none;
  padding: 6px 14px;
  border-radius: 999px;
  transition: background var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.nav.is-scrolled .nav__logo,
.nav.is-scrolled .nav__links a:not(.nav__cta) {
  background: rgba(250, 246, 239, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 4px 16px rgba(30, 25, 20, 0.08);
}
.nav__logo-dot { color: var(--rose); }

.nav__links {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2.5vw, 28px);
  font-size: 15px;
  font-weight: 500;
}
.nav__links a {
  text-decoration: none;
  padding: 10px 14px;          /* 觸控目標 ≥44px 高 */
  border-radius: 999px;
  position: relative;
  transition: opacity var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.nav__links a:hover { opacity: 0.6; }

.nav__cta {
  background: var(--ink);
  color: var(--white) !important;
  padding: 10px 20px !important;
  border-radius: 999px;
  transition: transform var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.nav__cta:hover { opacity: 1 !important; transform: translateY(-2px); background: #000; }

.nav__lang {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border: none;
  border-radius: 999px;
  background: rgba(30, 25, 20, 0.06);
  color: inherit;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.nav__lang svg { width: 16px; height: 16px; flex-shrink: 0; }
.nav__lang:hover { background: rgba(30, 25, 20, 0.14); transform: translateY(-2px); }
.nav.is-scrolled .nav__lang {
  background: rgba(250, 246, 239, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 4px 16px rgba(30, 25, 20, 0.08);
}

/* --- 語言下拉選單 --- */
.nav__lang-wrap {
  position: relative;
}
.nav__lang[aria-expanded="true"] {
  background: rgba(30, 25, 20, 0.14);
}
.nav__lang-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 132px;
  list-style: none;
  background: var(--white);
  border-radius: 14px;
  box-shadow: 0 16px 40px rgba(30, 25, 20, 0.18);
  padding: 6px;
  z-index: 200;
}
.nav__lang-menu[hidden] { display: none; }
.nav__lang-menu li {
  padding: 9px 12px;
  border-radius: 9px;
  font-family: var(--font-display);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-out);
}
.nav__lang-menu li:hover,
.nav__lang-menu li:focus-visible {
  background: rgba(30, 25, 20, 0.08);
  outline: none;
}
.nav__lang-menu li[aria-selected="true"] {
  background: var(--ink);
  color: var(--white);
}

/* ==========================================================================
   英雄區 — 粉紅、極簡、手牌互動（reference 1.png）
   ========================================================================== */
.hero {
  min-height: 100dvh;
  background: var(--pink);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 110px clamp(20px, 5vw, 64px) var(--space-5);
  position: relative;
}

.hero__eyebrow {
  font-family: var(--font-display);
  font-size: clamp(12px, 1.4vw, 14px);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: var(--space-2);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(56px, 11vw, 128px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: var(--space-2);
}

.hero__subtitle {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--ink-soft);
  max-width: 34em;
  margin-bottom: var(--space-5);
}

/* --- 手牌 --- */
.hero__hand {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  perspective: 1200px;
  margin-bottom: var(--space-4);
}

.hcard {
  width: clamp(120px, 18vw, 190px);
  aspect-ratio: 5 / 7;
  cursor: pointer;
  position: relative;
  transition: transform 420ms var(--ease-out), filter 420ms var(--ease-out);
  transform-origin: 50% 100%;
  will-change: transform;
  /* 進場前狀態：由 JS 發牌 */
  opacity: 0;
  transform: translateY(80px) rotate(0deg);
}
.hcard.is-dealt { opacity: 1; }

.hcard--1.is-dealt { transform: rotate(-10deg) translateY(10px); z-index: 1; }
.hcard--2.is-dealt { transform: rotate(0deg) translateY(0); z-index: 2; }
.hcard--3.is-dealt { transform: rotate(10deg) translateY(10px); z-index: 1; }
.hcard--1 { margin-right: -28px; }
.hcard--3 { margin-left: -28px; }

/* 浮起（hover / focus / 觸控後 .is-raised） */
.hcard.is-dealt:hover,
.hcard.is-dealt:focus-visible,
.hcard.is-dealt.is-raised {
  transform: rotate(0deg) translateY(-34px) scale(1.06);
  z-index: 5;
}

/* 金光呼吸（追加於既有上浮效果之上，不取代 filter / transform） */
.hcard.is-dealt:hover,
.hcard.is-dealt:focus-visible,
.hcard.is-dealt.is-raised {
  animation: hcardGoldBreathe 2.8s ease-in-out infinite;
}
@keyframes hcardGoldBreathe {
  0%, 100% {
    box-shadow:
      0 0 18px 0 rgba(255, 215, 130, 0.28),
      0 0 34px 4px rgba(255, 240, 200, 0.16);
  }
  50% {
    box-shadow:
      0 0 28px 4px rgba(255, 215, 130, 0.42),
      0 0 52px 10px rgba(255, 240, 200, 0.26);
  }
}

/* 翻面後的柔和光暈 */
.hcard.is-flipped .hcard__inner {
  transform: rotateY(180deg);
}
.hcard.is-flipped {
  filter: drop-shadow(0 0 34px rgba(255, 245, 220, 0.95));
}

.hcard__inner {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  transition: transform 640ms var(--ease-out);
}

.hcard__face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: 14px;
  box-shadow: 0 18px 40px rgba(60, 20, 40, 0.22);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 14px;
}

.hcard__front {
  background: #5A6144; /* 橄欖綠，呼應 reference 1.png 的卡牌 */
  color: #EDE9D8;
  /* 行動版 Safari/Chrome 的 backface bug：正面沒有自己的 transform 時，
     翻面後背面會透出正面的鏡像文字。補 rotateY(0) 建立獨立 3D 圖層。 */
  transform: rotateY(0deg);
}
.hcard--2 .hcard__front { background: var(--ink); color: var(--pink); }
.hcard--3 .hcard__front { background: var(--white); color: var(--ink); }

.hcard__back {
  transform: rotateY(180deg);
  background: var(--white);
  color: var(--ink);
  gap: 8px;
  padding: 16px 14px;
  text-align: center;
}

.hcard__corner {
  position: absolute;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(13px, 1.6vw, 17px);
  line-height: 1.05;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.hcard__corner i { font-style: normal; font-size: 0.9em; }
.hcard__corner--tl { top: 10px; left: 12px; }
.hcard__corner--br { bottom: 10px; right: 12px; transform: rotate(180deg); }

.hcard__art { width: 42%; }
.hcard__art svg { width: 100%; height: auto; }
/* 英雄牌牌面插圖（cards-data 的 image 欄位）：框畫式呈現，保留角標與牌名 */
.hcard__art--image { width: 58%; }
.hcard__art--image img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid rgba(10, 8, 12, 0.14);
}

.hcard__name {
  margin-top: 12px;
  font-size: clamp(13px, 1.5vw, 16px);
  font-weight: 700;
  letter-spacing: 0.12em;
}

/* 背面版位 */
.hcard__slot-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1.5px dashed rgba(23, 20, 26, 0.35);
  display: grid;
  place-items: center;
  color: rgba(23, 20, 26, 0.45);
}
.hcard__slot-icon svg { width: 22px; height: 22px; }
.hcard__slot-title { font-weight: 700; font-size: 14px; letter-spacing: 0.1em; }
.hcard__slot-lines { display: grid; gap: 6px; width: 70%; }
.hcard__slot-lines span {
  height: 6px;
  border-radius: 3px;
  background: rgba(23, 20, 26, 0.12);
}
.hcard__slot-lines span:last-child { width: 60%; margin: 0 auto; }
.hcard__slot-note {
  font-size: clamp(10.5px, 1.15vw, 12px);
  line-height: 1.5;
  color: rgba(23, 20, 26, 0.62);
  letter-spacing: 0.01em;
  white-space: normal;
  overflow-wrap: break-word;
}

.hero__quote {
  font-family: var(--font-display);
  font-size: clamp(13px, 1.6vw, 16px);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}

.hero__scroll {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1.5px solid rgba(23, 20, 26, 0.35);
  display: grid;
  place-items: center;
  color: var(--ink);
  animation: bob 2.4s var(--ease-out) infinite;
  transition: background var(--dur-fast) var(--ease-out);
}
.hero__scroll svg { width: 18px; height: 18px; }
.hero__scroll:hover { background: rgba(255, 255, 255, 0.35); }

@keyframes bob {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ==========================================================================
   關於我
   ========================================================================== */
.about {
  background: var(--cream);
  padding: var(--space-6) clamp(20px, 5vw, 64px);
}

.about__grid {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(280px, 420px) 1fr;
  gap: clamp(40px, 6vw, 88px);
  align-items: center;
}

/* 肖像卡 */
.pcard {
  position: relative;
  background: var(--white);
  border-radius: var(--radius-card);
  padding: 18px 18px 22px;
  box-shadow: 0 24px 60px rgba(40, 30, 20, 0.14);
  transform: rotate(-4deg);
  transition: transform 480ms var(--ease-out);
}
.pcard:hover { transform: rotate(0deg) translateY(-6px); }
.pcard img { border-radius: 10px; width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; }
.pcard__corner {
  position: absolute;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.05;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--ink);
  z-index: 1;
}
.pcard__corner i { font-style: normal; font-size: 0.9em; }
.pcard__corner--tl { top: 24px; left: 26px; color: var(--white); text-shadow: 0 1px 6px rgba(0,0,0,0.4); }
.pcard__corner--br { bottom: 52px; right: 26px; transform: rotate(180deg); color: var(--white); text-shadow: 0 1px 6px rgba(0,0,0,0.4); }
.pcard__caption {
  text-align: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.14em;
  margin-top: 14px;
  color: var(--ink-soft);
}

.section-eyebrow {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--rose);
  margin-bottom: var(--space-2);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4.2vw, 44px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: var(--space-3);
}

.about__text {
  color: var(--ink-soft);
  max-width: 36em;
  margin-bottom: var(--space-2);
}

.about__stats {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-4);
}
.about__stats li {
  background: var(--white);
  border-radius: 14px;
  padding: 16px 22px;
  box-shadow: 0 8px 24px rgba(40, 30, 20, 0.08);
  min-width: 150px;
}
.about__stats strong {
  display: block;
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 700;
  line-height: 1.1;
}
.about__stats span { font-size: 13px; color: var(--ink-soft); }

/* ==========================================================================
   作品 — 斜向卡牌牆（reference 2.png）
   ========================================================================== */
.works {
  background: var(--white);
  padding: var(--space-6) 0 0;
  overflow: hidden;
}

.works__header {
  max-width: 1120px;
  margin: 0 auto var(--space-5);
  padding: 0 clamp(20px, 5vw, 64px);
}
.works__note { color: var(--ink-soft); font-size: 15px; }

.wall {
  position: relative;
  padding: var(--space-5) 0 var(--space-6);
  /* 垂直滑動交給瀏覽器捲頁，水平拖曳由 main.js 平移牌組（手機可看全部卡） */
  touch-action: pan-y;
  cursor: grab;
}
.wall.is-dragging { cursor: grabbing; }

.wall__tilt {
  transform: rotate(-8deg) scale(1.12);
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

.wall__row {
  display: flex;
  gap: clamp(20px, 3vw, 36px);
  justify-content: center;
  will-change: transform;
}

/* 作品卡 */
.wcard {
  flex: 0 0 auto;
  width: clamp(190px, 22vw, 270px);
  aspect-ratio: 5 / 7;
  border-radius: var(--radius-card);
  position: relative;
  box-shadow: 0 20px 44px rgba(30, 25, 20, 0.18);
  transition: transform 380ms var(--ease-out), box-shadow 380ms var(--ease-out);
  cursor: pointer;
  perspective: 1200px;
}
.wcard:hover,
.wcard:focus-visible {
  transform: translateY(-14px) rotate(1.5deg);
  box-shadow: 0 34px 60px rgba(30, 25, 20, 0.26);
  animation: wcardGoldBreathe 2.6s ease-in-out infinite;
}
@keyframes wcardGoldBreathe {
  0%, 100% {
    filter: drop-shadow(0 0 10px rgba(255, 215, 130, 0.22)) drop-shadow(0 0 20px rgba(255, 240, 200, 0.14));
  }
  50% {
    filter: drop-shadow(0 0 18px rgba(255, 215, 130, 0.38)) drop-shadow(0 0 34px rgba(255, 240, 200, 0.24));
  }
}

/* 翻面後的柔和光暈（比照 hcard） */
.wcard.is-flipped .wcard__inner {
  transform: rotateY(180deg);
}
.wcard.is-flipped {
  filter: drop-shadow(0 0 34px rgba(255, 245, 220, 0.95));
}

.wcard__inner {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  transition: transform 640ms var(--ease-out);
}

.wcard__face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: var(--radius-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  overflow: hidden;
}

.wcard__front {
  /* 卡色變體套用在 front，維持既有配色 */
  /* 行動版 backface bug 修正：同 .hcard__front，正面要有自己的 transform */
  transform: rotateY(0deg);
}

.wcard__corner {
  position: absolute;
  top: 14px;
  left: 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.05;
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 2;
}
.wcard__corner i { font-style: normal; font-size: 0.9em; }

.wcard__center { width: 46%; }
.wcard__center svg { width: 100%; height: auto; }

.wcard__center--word {
  width: 72%;
  text-align: center;
}
.wcard__arc { width: 100%; }
.wcard__word {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 2.6vw, 34px);
  letter-spacing: 0.06em;
}

.wcard__label {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 16px;
  z-index: 2;
}
.wcard__label h3 {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
}
.wcard__label p {
  font-family: var(--font-display);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.7;
}

/* 背面：深色＋金字，比照 hero 卡背面風格 */
.wcard__back {
  transform: rotateY(180deg);
  background: var(--ink);
  color: var(--amber);
  gap: 10px;
  padding: 22px 18px;
  text-align: center;
}
.wcard__back .wcard__corner {
  color: var(--amber);
  text-shadow: none;
}
.wcard__back-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  max-width: 100%;
  max-height: 100%;
  overflow: hidden;
}
.wcard__back-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(13px, 1.6vw, 16px);
  letter-spacing: 0.08em;
  color: var(--amber);
}
.wcard__back-text {
  font-size: clamp(10.5px, 1.3vw, 12.5px);
  line-height: 1.6;
  color: rgba(237, 233, 216, 0.82);
  letter-spacing: 0.01em;
  white-space: normal;
  overflow-wrap: break-word;
  word-break: break-word;
}

/* 卡背「查看作品」連結按鈕（卡片資料有 link 欄位才會渲染） */
.wcard__link {
  display: inline-block;
  margin-top: 4px;
  padding: 7px 16px;
  border-radius: 999px;
  background: var(--amber);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(11px, 1.4vw, 13px);
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: transform var(--dur-fast) var(--ease-out),
    box-shadow var(--dur-fast) var(--ease-out);
}
.wcard__link:hover,
.wcard__link:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(242, 183, 34, 0.35);
}
/* 未翻面時卡背在反面，避免連結被誤觸 */
.wcard:not(.is-flipped) .wcard__link { pointer-events: none; }

/* 卡色變體（套在 front face 上） */
.wcard--image .wcard__front { background: var(--ink); color: var(--white); padding: 0; }
.wcard--image .wcard__front img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.wcard--image .wcard__front::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 8, 12, 0.72) 0%, rgba(10, 8, 12, 0) 45%);
}
.wcard--image .wcard__front .wcard__corner { color: var(--white); text-shadow: 0 1px 8px rgba(0,0,0,0.5); }

.wcard--navy .wcard__front { background: var(--navy); color: #E8ECF6; }
.wcard--amber .wcard__front { background: var(--amber); color: var(--ink); }
.wcard--paper .wcard__front { background: var(--paper); color: var(--ink); }
.wcard--sky .wcard__front { background: var(--sky); color: var(--navy); }
.wcard--ink .wcard__front { background: var(--ink); color: var(--pink); }
.wcard--rose .wcard__front { background: var(--rose); color: var(--white); }

/* ==========================================================================
   聯絡方式 — 框景頁尾（reference 3.png）
   ========================================================================== */
.contact {
  background: var(--ink);
  padding: clamp(14px, 2vw, 24px);
}

.contact__frame {
  position: relative;
  background: linear-gradient(160deg, var(--periwinkle) 0%, var(--periwinkle-deep) 100%);
  border-radius: var(--radius-frame);
  min-height: 78vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-6) clamp(20px, 5vw, 64px) var(--space-4);
  color: var(--white);
  overflow: hidden;
}

/* 顆粒質感 */
.contact__grain {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.06 0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
  pointer-events: none;
}

.contact__eyebrow {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  opacity: 0.85;
  margin-bottom: var(--space-2);
  position: relative;
}

.contact__title {
  font-family: var(--font-display);
  font-size: clamp(52px, 10vw, 120px);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1;
  margin-bottom: var(--space-2);
  position: relative;
  text-shadow: 0 4px 0 rgba(0, 0, 0, 0.08);
}

.contact__sub {
  max-width: 30em;
  opacity: 0.92;
  margin-bottom: var(--space-4);
  position: relative;
}

.contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  position: relative;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  padding: 15px 26px;               /* ≥44px 高 */
  border-radius: 999px;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.btn svg { width: 19px; height: 19px; flex: 0 0 auto; }
.btn:hover { transform: translateY(-3px); }

.btn--light {
  background: var(--white);
  color: var(--periwinkle-deep);
  box-shadow: 0 12px 28px rgba(20, 25, 60, 0.25);
}
.btn--light:hover { box-shadow: 0 18px 36px rgba(20, 25, 60, 0.32); }

.btn--outline {
  border: 1.5px solid rgba(255, 255, 255, 0.75);
  color: var(--white);
}
.btn--outline:hover { background: rgba(255, 255, 255, 0.14); }

.contact__top {
  position: absolute;
  right: clamp(18px, 3vw, 36px);
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1.5px solid rgba(255, 255, 255, 0.6);
  display: grid;
  place-items: center;
  color: var(--white);
  transition: background var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.contact__top svg { width: 20px; height: 20px; }
.contact__top:hover { background: rgba(255, 255, 255, 0.16); transform: translateY(calc(-50% - 4px)); }

.contact__footer {
  position: relative;
  margin-top: auto;
  padding-top: var(--space-5);
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 13px;
  opacity: 0.85;
  flex-wrap: wrap;
  justify-content: center;
}
.contact__footer-sep { opacity: 0.7; }

/* ==========================================================================
   無限牌桌（js/wall.js 啟用時掛上 .wall--infinite；無 JS / 減少動態時
   維持下方原本的靜態斜牆樣式，此區完全不生效）
   ========================================================================== */
.wall--infinite {
  height: min(78vh, 720px);
  padding: 0;
  position: relative;
  overflow: hidden;
  touch-action: none;          /* 全向拖曳交給 wall.js（含觸控） */
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
}
.wall--infinite.is-dragging { cursor: grabbing; }
.wall--infinite .wall__tilt { display: none; }  /* 靜態牆讓位（也自 a11y tree 移除來源卡） */

.wall__stage {
  position: absolute;
  inset: -10%;
  transform: rotate(-6deg) scale(1.06);
  overflow: hidden;
}
.wall__canvas {
  position: absolute;
  top: 0;
  left: 0;
  will-change: transform;
}
.wall__slot {
  position: absolute;
  will-change: transform;
  transform-origin: center center;
}
.wall__slot .wcard {
  width: 100%;
  height: 100%;
}

.wall__hint {
  position: absolute;
  left: 50%;
  bottom: 22px;
  transform: translateX(-50%);
  z-index: 3;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--ink);
  background: rgba(250, 246, 239, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 10px 20px;
  border-radius: 999px;
  box-shadow: 0 8px 24px rgba(30, 25, 20, 0.14);
  pointer-events: none;
  transition: opacity 480ms var(--ease-out);
  animation: hint-pulse 2.6s var(--ease-out) infinite;
}
.wall__hint.is-hidden { opacity: 0; animation: none; }

@keyframes hint-pulse {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-5px); }
}

/* ==========================================================================
   響應式
   ========================================================================== */
@media (max-width: 860px) {
  .about__grid { grid-template-columns: 1fr; }
  .about__portrait { max-width: 360px; margin: 0 auto; }

  .wall__tilt { transform: rotate(-8deg) scale(1.3); }
  .wcard { width: clamp(150px, 34vw, 210px); }

  .contact__top {
    position: static;
    transform: none;
    margin-top: var(--space-4);
  }
  .contact__top:hover { transform: translateY(-4px); }
}

@media (max-width: 560px) {
  .nav__links a:not(.nav__cta) { display: none; }
  .nav__lang { padding: 8px 10px; }
  .nav__lang-text { display: none; }

  .hero { padding-top: 96px; }
  .hcard--1 { margin-right: -40px; }
  .hcard--3 { margin-left: -40px; }
  .hcard { width: clamp(108px, 30vw, 140px); }

  .wall__tilt { transform: rotate(-8deg) scale(1.55); }
  .wcard { width: 44vw; }
  .wcard__label h3 { font-size: 13px; }

  .btn { width: 100%; justify-content: center; }
  .contact__frame { min-height: 70vh; }
}

/* ==========================================================================
   動效偏好：減少動態
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hcard { opacity: 1; transition: none; }
  .hcard__inner { transition: none; }
  .wcard__inner { transition: none; }
  .hero__scroll { animation: none; }
  .wall__row { transform: none !important; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }

  /* 金光 hover 效果：保留固定強度的柔和光暈，但不跑呼吸 keyframes */
  .hcard.is-dealt:hover,
  .hcard.is-dealt:focus-visible,
  .hcard.is-dealt.is-raised {
    animation: none !important;
    box-shadow:
      0 0 22px 2px rgba(255, 215, 130, 0.32),
      0 0 40px 6px rgba(255, 240, 200, 0.2);
  }
  .wcard:hover,
  .wcard:focus-visible {
    animation: none !important;
    filter: drop-shadow(0 0 13px rgba(255, 215, 130, 0.28)) drop-shadow(0 0 26px rgba(255, 240, 200, 0.18));
  }
}