/* =====================================================================
   Love all my girls · 官方宣传网站样式（v2）
   设计基调：电影感 / 温柔浪漫 / 高级写实
   配色：低饱和暖棕 + 柔粉（主），深香槟金（点缀），奶油底
   v2 变更：Hero 内容偏下 / 角色轮播 / 预告弹窗 / 新社交 / 页脚邮箱
   ===================================================================== */

/* ---------- 设计变量 ---------- */
:root {
  /* 主色：低饱和暖棕 */
  --c-brown:        #7a5c46;
  --c-brown-deep:   #4a382c;
  --c-brown-soft:   #a9886f;
  /* 辅助色：柔粉 */
  --c-pink:         #e8bcbc;
  --c-pink-soft:    #f3dada;
  /* 点缀：深香槟金 */
  --c-gold:         #c2a25b;
  --c-gold-deep:    #a8853f;
  /* 背景与文字 */
  --c-cream:        #f6efe7;
  --c-surface:      #fffdfa;
  --c-ink:          #36291f;
  --c-ink-soft:     #6b5a4d;
  --c-line:         #e3d6c8;

  --overlay:        rgba(28, 20, 15, 0.55);
  --shadow-sm:      0 6px 20px rgba(54, 41, 31, 0.08);
  --shadow-md:      0 14px 40px rgba(54, 41, 31, 0.14);

  --maxw:           1180px;
  --radius:         18px;
  --radius-sm:      12px;

  --font-display:   'Playfair Display', 'Noto Serif SC', Georgia, serif;
  --font-sans:      'Noto Sans SC', 'Noto Sans', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;

  --ease:           cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--c-ink);
  background: var(--c-cream);
  line-height: 1.75;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { margin: 0; font-weight: 700; line-height: 1.25; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

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

/* ---------- 图标占位容器（已用 PNG 占位，替换 assets/images/ 下同名 PNG 即可） ---------- */
.icon-placeholder {
  display: inline-block; flex-shrink: 0;
  border-radius: 4px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  /* 占位图见 assets/images/icon-*.png；把同名 PNG 换成你的素材即可（建议透明背景）。
     如需完全透明占位，可删除下面这行极淡底色。 */
  background-color: rgba(122,92,70,0.08);
}
.icon-globe       { background-image: url('../assets/images/icon-globe.png'); }
.icon-caret       { background-image: url('../assets/images/icon-caret.png'); }
.icon-play        { background-image: url('../assets/images/icon-play.png'); }
.icon-arrow-down  { background-image: url('../assets/images/icon-arrow-down.png'); }
.icon-arrow-left  { background-image: url('../assets/images/icon-arrow-left.png'); }
.icon-arrow-right { background-image: url('../assets/images/icon-arrow-right.png'); }
.icon-close       { background-image: url('../assets/images/icon-close.png'); }
.icon-placeholder-lg {
  width: 66px; height: 66px;
  margin: 0 auto 20px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--c-pink-soft);
}

/* ---------- 区块通用 ---------- */
.section { padding: 110px 0; position: relative; }
.section-title {
  font-family: var(--font-sans);
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: 2px;
  color: var(--c-brown-deep);
  text-align: center;
  margin-bottom: 18px;
  position: relative;
}
.section-title::after {
  content: ""; display: block; width: 56px; height: 3px;
  margin: 18px auto 0; border-radius: 3px;
  background: linear-gradient(90deg, var(--c-gold), var(--c-pink));
}
.section-lead {
  max-width: 760px; margin: 0 auto 56px; text-align: center;
  font-size: clamp(15px, 1.6vw, 18px); color: var(--c-ink-soft);
}

/* 滚动入场动画 */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

/* =====================================================================
   固定导航栏
   ===================================================================== */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  transition: background .4s var(--ease), box-shadow .4s var(--ease), padding .4s var(--ease);
  padding: 18px 0;
}
.site-header.scrolled {
  background: rgba(246, 239, 231, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 24px rgba(54, 41, 31, 0.08);
  padding: 12px 0;
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand-logo { height: 46px; width: auto; }
.site-header.scrolled .brand-logo { filter: none; }

.nav-links { display: flex; gap: 30px; }
.nav-links a {
  font-size: 15px; color: var(--c-cream); letter-spacing: .5px;
  position: relative; padding: 6px 0; transition: color .3s;
}
.site-header.scrolled .nav-links a { color: var(--c-brown-deep); }
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 2px;
  background: var(--c-gold); transition: width .3s var(--ease);
}
.nav-links a:hover { color: var(--c-gold); }
.nav-links a:hover::after { width: 100%; }

.nav-right { display: flex; align-items: center; gap: 14px; }

/* 语言切换器 */
.lang-switch { position: relative; }
.lang-current {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,0.14); color: var(--c-cream);
  border: 1px solid rgba(255,255,255,0.32); border-radius: 999px;
  padding: 7px 14px; font-size: 14px; cursor: pointer; font-family: var(--font-sans);
  transition: background .3s, color .3s, border-color .3s;
}
.site-header.scrolled .lang-current { color: var(--c-brown-deep); background: rgba(122,92,70,0.08); border-color: var(--c-line); }
.lang-current:hover { border-color: var(--c-gold); }
.lang-menu {
  position: absolute; top: calc(100% + 10px); right: 0; min-width: 168px;
  background: var(--c-surface); border-radius: var(--radius-sm); box-shadow: var(--shadow-md);
  padding: 8px; opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: opacity .25s var(--ease), transform .25s var(--ease), visibility .25s;
  max-height: 320px; overflow: auto;
}
.lang-switch.open .lang-menu { opacity: 1; visibility: visible; transform: none; }
.lang-menu li {
  padding: 9px 12px; border-radius: 8px; font-size: 14px; color: var(--c-ink);
  cursor: pointer; display: flex; align-items: center; justify-content: space-between; transition: background .2s;
}
.lang-menu li:hover { background: var(--c-pink-soft); }
.lang-menu li.active { color: var(--c-gold-deep); font-weight: 700; }
.lang-menu li.active::after { content: "✓"; color: var(--c-gold-deep); }

/* 汉堡菜单（移动端） */
.menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; }
.menu-toggle span { width: 24px; height: 2px; background: var(--c-cream); border-radius: 2px; transition: .3s var(--ease); }
.site-header.scrolled .menu-toggle span { background: var(--c-brown-deep); }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =====================================================================
   1. Hero 首屏（内容偏下布局）
   ===================================================================== */
.hero {
  position: relative; height: 100vh; min-height: 700px;
  display: flex; align-items: flex-end; justify-content: center;
  text-align: center; overflow: hidden; color: var(--c-cream);
  padding-bottom: 10vh;
}
.hero-video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; z-index: 0;
}
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg,
    rgba(28,20,15,.35) 0%,
    rgba(28,20,15,.25) 40%,
    var(--overlay) 70%,
    rgba(28,20,15,.78) 100%);
}
.hero-content { position: relative; z-index: 2; padding: 0 24px; max-width: 920px; }
/* 偏下定位：不使用 flex 居中，而是靠 padding-bottom + align-items:flex-end 推到底部区域 */
.hero-content-lower { margin-bottom: 20px; }

.hero-logo-img {
  max-width: clamp(280px, 50vw, 560px);
  height: auto;
  margin: 0 auto 16px;
  display: block;
}
.hero-slogan {
  font-size: clamp(14px, 2.2vw, 22px); letter-spacing: 4px; color: var(--c-pink-soft);
  font-weight: 300; margin-bottom: 32px;
}

.hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* 主行动按钮 */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px; border-radius: 999px; font-family: var(--font-sans);
  font-weight: 700; letter-spacing: .5px; cursor: pointer;
  box-shadow: var(--shadow-md); transition: transform .25s var(--ease), box-shadow .25s var(--ease), filter .25s;
  position: relative; overflow: hidden; border: 0;
  color: #fff; font-size: 15px;
}
.btn .btn-sub { font-size: 11px; font-weight: 500; opacity: .85; letter-spacing: 2px; }
.btn .btn-main { font-size: clamp(15px, 1.8vw, 18px); }
.btn::after {
  content: ""; position: absolute; inset: 0; background: rgba(255,255,255,.16);
  opacity: 0; transition: opacity .25s;
}
.btn:hover { transform: translateY(-3px); box-shadow: 0 20px 46px rgba(54,41,31,.28); }
.btn:hover::after { opacity: 1; }
.btn:active { transform: translateY(-1px); }

.btn-steam { background: linear-gradient(135deg, #1b2838, #2a475e); }
.btn-epic  { background: linear-gradient(135deg, #1f1f1f, #3a3a3a); }
.btn-steam:hover, .btn-epic:hover { filter: brightness(1.08); }
.btn-block { width: 100%; justify-content: center; text-align: center; padding: 16px 22px; }

/* 预告播放按钮 */
.btn-play-trailer {
  background: linear-gradient(135deg, var(--c-gold-deep), var(--c-gold));
  color: var(--c-brown-deep);
}
.btn-play-trailer:hover { filter: brightness(1.12); box-shadow: 0 20px 46px rgba(194,162,91,.45); }

/* 倒计时 */
.countdown { margin-top: 36px; }
.countdown-label { display: block; font-size: 13px; letter-spacing: 3px; color: var(--c-pink-soft); margin-bottom: 10px; }
.countdown-timer { display: inline-flex; align-items: flex-start; gap: 10px; }
.cd-unit { display: flex; flex-direction: column; align-items: center; min-width: 60px; }
.cd-unit span {
  font-family: var(--font-display); font-size: clamp(26px, 4.5vw, 42px); font-weight: 700;
  color: #fff; line-height: 1; text-shadow: 0 2px 12px rgba(0,0,0,.4);
  font-variant-numeric: tabular-nums;
}
.cd-unit em { font-style: normal; font-size: 11px; letter-spacing: 2px; color: var(--c-pink-soft); margin-top: 6px; }
.cd-sep { font-family: var(--font-display); font-size: clamp(22px, 3.8vw, 38px); color: var(--c-gold); line-height: 1; padding-top: 2px; }
.countdown.ended .countdown-timer { display: none; }
.countdown.ended .countdown-label::after { content: " · " attr(data-ended); }

/* 向下滚动引导 */
.scroll-hint {
  position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%);
  z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 4px;
  font-size: 13px; letter-spacing: 2px; color: var(--c-pink-soft); animation: floaty 2.2s var(--ease) infinite;
}
@keyframes floaty { 0%,100% { transform: translate(-50%, 0); } 50% { transform: translate(-50%, 8px); } }

/* =====================================================================
   2. 游戏概览
   ===================================================================== */
.about { background: var(--c-cream); }
.feature-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; margin-top: 20px;
}
.feature-card {
  background: var(--c-surface); border-radius: var(--radius); padding: 40px 30px;
  text-align: center; box-shadow: var(--shadow-sm); border: 1px solid var(--c-line);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
  position: relative; overflow: hidden;
}
.feature-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--c-gold), var(--c-pink)); transform: scaleX(0);
  transform-origin: left; transition: transform .4s var(--ease);
}
.feature-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); border-color: var(--c-pink); }
.feature-card:hover::before { transform: scaleX(1); }
.feature-card h3 { font-size: 20px; color: var(--c-brown-deep); margin-bottom: 10px; }
.feature-card p { color: var(--c-ink-soft); font-size: 15px; }

/* =====================================================================
   3. 角色介绍（全宽轮播）
   ===================================================================== */
.character { background: linear-gradient(180deg, #efe4d8, var(--c-cream)); padding-bottom: 80px; }
.character-lead { margin-top: 12px; margin-bottom: 0; }

.carousel {
  position: relative; width: 100%; max-width: 1400px;
  margin: 48px auto 0; overflow: hidden; border-radius: var(--radius);
  box-shadow: var(--shadow-md); aspect-ratio: 16 / 9;
}
.carousel-track {
  display: flex; width: 100%; height: 100%;
  transition: transform .55s var(--ease);
}
.carousel-slide {
  flex: 0 0 100%; width: 100%; height: 100%;
  position: relative; display: block;
}
.carousel-slide img {
  width: 100%; height: 100%; object-fit: cover;
  display: block; user-select: none; -webkit-user-drag: none;
}
/* 非激活 slide 不再隐藏，仅靠 track transform 切换显示，确保图片始终加载 */

/* 角色信息叠加层 */
.char-overlay {
  position: absolute; left: 0; right: 0; bottom: 0;
  background: linear-gradient(transparent 30%, rgba(28,20,15,.82) 70%);
  padding: 56px 0 36px;
}
.char-info-wrap { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.char-no {
  display: inline-block; font-family: var(--font-display); font-size: 18px;
  font-weight: 700; color: var(--c-gold); letter-spacing: 3px;
  border: 1.5px solid var(--c-gold); padding: 4px 14px; border-radius: 999px;
}
.char-name {
  font-family: var(--font-display); font-style: italic; font-size: clamp(28px, 4vw, 44px);
  color: #fff; text-shadow: 0 2px 16px rgba(0,0,0,.4);
}
.char-desc {
  max-width: 520px; font-size: clamp(14px, 1.5vw, 17px);
  color: var(--c-pink-soft); line-height: 1.7;
}

/* 轮播箭头 */
.carousel-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 52px; height: 52px; border-radius: 50%;
  background: rgba(255,255,255,.15); backdrop-filter: blur(6px);
  border: 1.5px solid rgba(255,255,255,.3); color: #fff;
  font-size: 22px; cursor: pointer; z-index: 5;
  display: grid; place-items: center;
  transition: background .3s, border-color .3s, transform .3s var(--ease);
}
.carousel-btn:hover { background: rgba(255,255,255,.28); border-color: var(--c-gold); }
.carousel-prev { left: 18px; }
.carousel-next { right: 18px; }

/* 指示点 */
.carousel-dots {
  position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 10px; z-index: 5;
}
.carousel-dots .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: rgba(255,255,255,.35); border: 1.5px solid rgba(255,255,255,.5);
  cursor: pointer; transition: background .3s, transform .3s, border-color .3s;
}
.carousel-dots .dot.active {
  background: var(--c-gold); border-color: var(--c-gold);
  transform: scale(1.25);
}

/* =====================================================================
   4. 剧情玩法
   ===================================================================== */
.story { background: var(--c-cream); }
.story-inner { display: grid; grid-template-columns: 1fr 1.05fr; gap: 60px; align-items: center; }
.story-text .section-title { text-align: left; }
.story-text .section-title::after { margin-left: 0; }
.story-lead {
  color: var(--c-ink-soft); font-size: clamp(15px, 1.7vw, 18px);
  line-height: 1.95; margin-bottom: 26px;
}

/* 玩法亮点：编号卡片列表 */
.play-points { display: flex; flex-direction: column; }
.play-point {
  display: grid; grid-template-columns: 56px 1fr; gap: 18px; align-items: start;
  padding: 18px 0; border-bottom: 1px solid var(--c-line);
}
.play-point:last-child { border-bottom: 0; }
.pp-index {
  width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center;
  font-family: var(--font-display); font-size: 22px; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, var(--c-brown), var(--c-brown-soft));
  box-shadow: var(--shadow-sm);
}
.play-point h4 { margin: 4px 0 4px; font-size: 18px; color: var(--c-brown-deep); }
.play-point p { margin: 0; font-size: 14px; color: var(--c-ink-soft); line-height: 1.6; }

/* 右侧：游戏截图拼贴（1 大图 + 2 小图） */
.story-media { display: flex; flex-direction: column; gap: 14px; }
.story-media .shot-main {
  border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-md);
  aspect-ratio: 16 / 9; background: var(--c-brown-deep);
}
.story-media .shot-main img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .6s var(--ease); }
.story-media .shot-main:hover img { transform: scale(1.05); }
.story-media .shot-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.story-media .shot-row figure {
  margin: 0; border-radius: var(--radius-sm); overflow: hidden;
  box-shadow: var(--shadow-sm); aspect-ratio: 16 / 9; background: var(--c-brown-deep);
}
.story-media .shot-row img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .5s var(--ease); }
.story-media .shot-row figure:hover img { transform: scale(1.06); }

/* =====================================================================
   5. 预约引导
   ===================================================================== */
.preorder { background: var(--c-brown-deep); color: var(--c-cream); }
.preorder .section-title { color: #fff; }
.preorder .section-title::after { background: linear-gradient(90deg, var(--c-gold), var(--c-pink)); }
.preorder-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; max-width: 880px; margin: 0 auto; }
.platform-card {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius); padding: 40px 32px; text-align: center;
  transition: transform .35s var(--ease), border-color .35s; backdrop-filter: blur(4px);
}
.platform-card:hover { transform: translateY(-6px); border-color: var(--c-gold); }
.platform-badge {
  display: inline-block; font-weight: 800; letter-spacing: 3px; font-size: 22px;
  padding: 8px 20px; border-radius: 10px; margin-bottom: 18px;
}
.platform-badge.steam { background: #2a475e; color: #c7d5e0; }
.platform-badge.epic  { background: #fff; color: #1f1f1f; }
.platform-desc { color: var(--c-pink-soft); font-size: 15px; margin-bottom: 24px; min-height: 44px; }

/* =====================================================================
   6. 新闻动态
   ===================================================================== */
.news { background: var(--c-cream); }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.news-card {
  display: flex; flex-direction: column;
  background: var(--c-surface); border-radius: var(--radius); padding: 30px 26px;
  border: 1px solid var(--c-line); box-shadow: var(--shadow-sm);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
  color: inherit; text-decoration: none; cursor: pointer;
}
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.news-card:focus-visible { outline: 2px solid var(--c-gold); outline-offset: 3px; }
.news-meta { font-size: 13px; letter-spacing: 1px; color: var(--c-gold-deep); margin-bottom: 12px; }
.news-card h3 { font-size: 18px; color: var(--c-brown-deep); margin-bottom: 12px; line-height: 1.5; }
.news-card p { color: var(--c-ink-soft); font-size: 14px; flex: 1; }
.news-more {
  margin-top: 18px; display: inline-flex; align-items: center; gap: 8px;
  color: var(--c-gold-deep); font-size: 14px; font-weight: 500; letter-spacing: 1px;
  transition: gap .3s var(--ease), color .3s var(--ease);
}
.news-card:hover .news-more { gap: 14px; color: var(--c-brown-deep); }

/* =====================================================================
   7. 页脚（社交改版 + 邮箱）
   ===================================================================== */
.site-footer { background: var(--c-brown-deep); color: var(--c-pink-soft); padding: 54px 0 36px; }
.footer-inner { display: grid; grid-template-columns: 1.2fr 1.5fr 1fr; gap: 30px; align-items: center; }
.footer-logo { height: 50px; margin-bottom: 14px; }
.copyright { font-size: 13px; color: rgba(243,218,218,.7); }
.footer-center { text-align: center; }
.footer-follow { font-size: 14px; letter-spacing: 2px; margin-bottom: 14px; color: #fff; }
.social-icons { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.social {
  padding: 0 14px; height: 42px; border-radius: 999px; display: grid; place-items: center;
  border: 1px solid rgba(243,218,218,.3); font-size: 13px; color: var(--c-pink-soft);
  white-space: nowrap; transition: background .3s, color .3s, border-color .3s, transform .3s var(--ease);
}
.social:hover { background: var(--c-gold); color: var(--c-brown-deep); border-color: var(--c-gold); transform: translateY(-3px); }

.footer-right { display: flex; flex-direction: column; gap: 6px; align-items: flex-end; }
.footer-contact { font-size: 14px; letter-spacing: 2px; color: #fff; margin-bottom: 4px; }
.footer-email {
  font-size: 16px; color: var(--c-gold); font-weight: 500;
  transition: color .3s; letter-spacing: .5px;
}
.footer-email:hover { color: var(--c-pink-soft); text-decoration: underline; }

/* =====================================================================
   预告视频弹窗
   ===================================================================== */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(10, 6, 4, .85); backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: opacity .35s var(--ease), visibility .35s;
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal-box {
  position: relative; width: min(90vw, 1100px); max-width: 1100px;
  border-radius: var(--radius); overflow: hidden; box-shadow: 0 30px 80px rgba(0,0,0,.5);
  background: #000; aspect-ratio: 16 / 9;
}
.modal-close {
  position: absolute; top: -44px; right: 0; z-index: 201;
  background: none; border: none; color: #fff; font-size: 36px;
  cursor: pointer; line-height: 1; padding: 4px 10px;
  transition: color .3s, transform .3s;
}
.modal-close:hover { color: var(--c-gold); transform: scale(1.15); }
.modal-video { width: 100%; height: 100%; object-fit: contain; display: block; }
/* YouTube 嵌入 iframe 充满弹窗（弹窗本身为 16:9）*/
.modal-video iframe { width: 100%; height: 100%; border: 0; display: block; }
.modal-video .yt-player-slot { width: 100%; height: 100%; }

/* 嵌入失败时的回退提示 */
.trailer-fallback {
  width: 100%; height: 100%; min-height: 220px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 16px; text-align: center; padding: 24px;
  color: var(--c-cream, #f3e9dc); background: rgba(0,0,0,.35);
}
.trailer-fallback p { margin: 0; font-size: 15px; opacity: .85; }
.btn-trailer-link {
  display: inline-block; padding: 10px 22px; border-radius: 999px;
  background: var(--c-gold, #d8b486); color: #2c2018; font-weight: 600;
  text-decoration: none; transition: transform .2s, box-shadow .2s;
}
.btn-trailer-link:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,.3); }

/* =====================================================================
   响应式：平板 & 手机
   ===================================================================== */
@media (max-width: 980px) {
  .section { padding: 84px 0; }
  .story-inner { grid-template-columns: 1fr; gap: 36px; }
  .story-text .section-title { text-align: center; }
  .story-text .section-title::after { margin: 18px auto 0; }
  .feature-grid, .news-grid { grid-template-columns: 1fr 1fr; }
  .footer-inner { grid-template-columns: 1fr; text-align: center; gap: 24px; }
  .footer-right { align-items: center; }
  .social-icons { justify-content: center; }
  .carousel { max-width: 100%; border-radius: 0; aspect-ratio: auto; height: 60vh; }
  .carousel-btn { width: 42px; height: 42px; font-size: 18px; }
  .char-info-wrap { align-items: center; text-align: center; }
  .char-desc { max-width: 90%; }
}

@media (max-width: 680px) {
  .container { padding: 0 18px; }
  .section { padding: 64px 0; }

  /* 导航：移动端抽屉 */
  .menu-toggle { display: flex; }
  .nav-links {
    position: fixed; inset: 0 0 0 auto; width: min(78vw, 320px);
    flex-direction: column; gap: 6px; padding: 92px 26px 30px;
    background: rgba(28,20,15,0.97); backdrop-filter: blur(8px);
    transform: translateX(100%); transition: transform .4s var(--ease);
    box-shadow: -10px 0 40px rgba(0,0,0,.4);
  }
  .nav-links.open { transform: none; }
  .nav-links a { color: var(--c-cream); font-size: 18px; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.08); }
  .nav-links a::after { display: none; }

  .lang-current { padding: 6px 12px; font-size: 13px; }

  /* Hero 移动端适配 */
  .hero { padding-bottom: 8vh; min-height: 600px; }
  .hero-logo-img { max-width: 280px; }
  .hero-slogan { font-size: clamp(12px, 3.5vw, 18px); margin-bottom: 24px; letter-spacing: 2px; }

  .hero-cta { flex-direction: column; gap: 12px; width: 100%; max-width: 300px; margin: 0 auto; }
  .btn { width: 100%; justify-content: center; padding: 14px 20px; font-size: 14px; }
  .btn .btn-sub { margin-right: 6px; font-size: 10px; }
  .btn .btn-main { font-size: 15px; }

  .countdown { margin-top: 28px; }
  .countdown-timer { gap: 6px; }
  .cd-unit { min-width: 48px; }

  .feature-grid, .news-grid, .preorder-grid { grid-template-columns: 1fr; }
  .platform-desc { min-height: 0; }

  /* 轮播移动端 */
  .carousel { height: 55vh; margin-top: 32px; }
  .carousel-btn { width: 36px; height: 36px; font-size: 16px; }
  .carousel-prev { left: 10px; }
  .carousel-next { right: 10px; }
  .char-overlay { padding: 36px 0 24px; }
  .char-name { font-size: clamp(22px, 6vw, 32px); }
  .char-desc { font-size: 13px; max-width: 95%; }

  .footer-inner { gap: 20px; }
  .social-icons { gap: 8px; }
  .social { font-size: 12px; padding: 0 10px; height: 36px; }

  /* 弹窗移动端 */
  .modal-box { width: 95vw; }
  .modal-close { top: -38px; font-size: 30px; }
}

/* 尊重「减少动态效果」偏好 */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .carousel-track { transition-duration: .01ms !important; }
}