/* ==========================================================================
   湖南曙光工作室 · 官网首页样式
   文件：privacy-site/assets/home.css
   说明：与游戏内 UI、宣传图共用同一套暗金色配色；仅首页加载，
        隐私政策页继续用 site.css（浅色，适合长文阅读）。
   ========================================================================== */

:root {
  --bg:        #0B0E13;
  --bg-deep:   #07090D;
  --panel:     #151A21;
  --panel-2:   #1A2028;
  --border:    #303843;
  --border-s:  #252C35;
  --text:      #EFE9DC;
  --muted:     #B6AFA2;
  --muted-d:   #8E877B;
  --gold:      #D6B36A;
  --gold-b:    #EBD49A;
  --gold-d:    #8B6F3D;
  --mark-bg:   #6B5410;
  --mark-ink:  #FFE58F;
  --maxw:      1040px;
  --serif:     "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
  --sans:      "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 78px; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--gold); text-decoration: none; }
img, svg { display: block; max-width: 100%; }

::selection { background: rgba(214, 179, 106, .28); color: #fff; }

/* ---------------------------- 背景层 ---------------------------- */
.bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(120% 80% at 78% 0%, #171D26 0%, #0E131A 44%, var(--bg-deep) 100%),
    var(--bg);
}
.bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.028) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(110% 90% at 50% 30%, #000 30%, transparent 88%);
  -webkit-mask-image: radial-gradient(110% 90% at 50% 30%, #000 30%, transparent 88%);
}
.bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(42% 34% at 82% 6%, rgba(214,179,106,.14), transparent 70%),
    radial-gradient(36% 30% at 6% 92%, rgba(127,151,169,.10), transparent 70%);
}

/* ---------------------------- 顶部导航 ---------------------------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 14, 19, .82);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--border-s);
}
.nav-in {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  min-height: 64px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-family: var(--serif);
  font-weight: 700;
  font-size: 16.5px;
  letter-spacing: .04em;
}
.logo .logo-sub {
  display: block;
  font-family: var(--sans);
  font-weight: 400;
  font-size: 10.5px;
  letter-spacing: .34em;
  color: var(--gold-d);
  margin-top: 1px;
}
.nav-links {
  margin-left: auto;
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.nav-links a {
  color: var(--muted);
  font-size: 14px;
  padding: 7px 13px;
  border-radius: 8px;
  transition: color .16s, background .16s;
}
.nav-links a:hover { color: var(--gold-b); background: rgba(214,179,106,.08); }

/* ---------------------------- 通用容器 ---------------------------- */
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}
.section { padding: 74px 0; }
.section-head { margin-bottom: 34px; }
.eyebrow {
  font-size: 11.5px;
  letter-spacing: .42em;
  color: var(--gold-d);
  text-transform: uppercase;
  margin-bottom: 14px;
}
h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(24px, 3.4vw, 34px);
  letter-spacing: .04em;
  line-height: 1.4;
}
h3 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: .04em;
}
.lede { color: var(--muted); margin: 14px 0 0; max-width: 660px; }
.rule {
  height: 1px;
  background: linear-gradient(to right, var(--gold-d), rgba(139,111,61,.06));
  margin: 26px 0 0;
}

/* ---------------------------- 主视觉 ---------------------------- */
.hero {
  position: relative;
  padding: 96px 0 84px;
  overflow: hidden;
}
.hero-mark {
  position: absolute;
  top: 50%;
  right: -6%;
  width: min(620px, 62vw);
  height: min(620px, 62vw);
  transform: translateY(-50%);
  color: var(--gold);
  opacity: .10;
  pointer-events: none;
}
.hero h1 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(38px, 7.6vw, 76px);
  line-height: 1.16;
  letter-spacing: .03em;
  background-image: linear-gradient(176deg, #F7EDD2 0%, var(--gold-b) 28%, var(--gold) 66%, #A9843F 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
@supports not ((background-clip: text) or (-webkit-background-clip: text)) {
  .hero h1 { color: var(--gold-b); }
}
.hero .slogan {
  margin: 20px 0 0;
  font-family: var(--serif);
  font-size: clamp(17px, 2.4vw, 23px);
  letter-spacing: .1em;
  color: var(--text);
}
.hero .hero-desc {
  margin: 18px 0 0;
  max-width: 600px;
  color: var(--muted);
  font-size: 15.5px;
  line-height: 2;
}
.hero-desc em { font-style: normal; color: var(--gold); }

.btns { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 26px;
  border-radius: 999px;
  font-size: 14.5px;
  letter-spacing: .08em;
  transition: transform .16s, background .16s, border-color .16s, color .16s;
}
.btn-primary {
  background: linear-gradient(150deg, rgba(235,212,154,.92), rgba(214,179,106,.82));
  color: #21180A;
  font-weight: 600;
}
.btn-primary:hover { transform: translateY(-2px); }
.btn-ghost {
  border: 1px solid var(--gold-d);
  color: var(--gold);
  background: rgba(214,179,106,.05);
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-b); background: rgba(214,179,106,.1); }

/* ---------------------------- 数据条 ---------------------------- */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  background: var(--border-s);
  border: 1px solid var(--border-s);
  border-radius: 14px;
  overflow: hidden;
  margin-top: 54px;
}
.stats div {
  background: rgba(21,26,33,.72);
  padding: 20px 22px;
}
.stats b {
  display: block;
  font-family: var(--serif);
  font-size: 25px;
  color: var(--gold-b);
  letter-spacing: .02em;
}
.stats span { font-size: 12.5px; color: var(--muted-d); letter-spacing: .12em; }

/* ---------------------------- 关于 ---------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}
@media (max-width: 820px) { .about-grid { grid-template-columns: 1fr; } }

.card {
  background: linear-gradient(158deg, rgba(26,32,40,.9), rgba(16,20,26,.86));
  border: 1px solid var(--border-s);
  border-left: 2px solid var(--gold-d);
  border-radius: 14px;
  padding: 26px 28px;
  box-shadow: 0 18px 44px -28px rgba(0,0,0,.95);
}
.card p { margin: 10px 0 0; color: var(--muted); font-size: 15px; }
.card p:first-of-type { margin-top: 0; }
.card strong { color: var(--text); font-weight: 600; }

.person { display: flex; align-items: center; gap: 16px; }
.avatar {
  flex: 0 0 auto;
  width: 62px; height: 62px;
  border-radius: 50%;
  border: 1px solid var(--gold-d);
  background: radial-gradient(circle at 34% 28%, rgba(235,212,154,.30), rgba(139,111,61,.10) 62%, transparent);
  display: grid;
  place-items: center;
  color: var(--gold-b);
}
.person .p-name { font-family: var(--serif); font-size: 19px; color: var(--text); letter-spacing: .04em; }
.person .p-role { font-size: 12.5px; color: var(--gold-d); letter-spacing: .2em; margin-top: 2px; }

.skill-list { list-style: none; margin: 18px 0 0; padding: 0; display: grid; gap: 10px; }
.skill-list li {
  display: flex; gap: 10px; align-items: flex-start;
  font-size: 14px; color: var(--muted);
}
.skill-list li::before {
  content: "";
  flex: 0 0 auto;
  width: 6px; height: 6px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--gold-d);
}

/* ---------------------------- 作品 ---------------------------- */
.game {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 0;
  border: 1px solid var(--border-s);
  border-radius: 16px;
  overflow: hidden;
  background: linear-gradient(150deg, rgba(26,32,40,.9), rgba(14,18,24,.9));
  transition: border-color .2s, transform .2s;
}
.game:hover { border-color: rgba(139,111,61,.7); transform: translateY(-2px); }
@media (max-width: 760px) {
  .game { grid-template-columns: 1fr; }
  .game-side { border-left: 0 !important; border-top: 1px solid var(--border-s); }
}
.game-main { padding: 30px 32px; }
.game h3 { font-size: 26px; letter-spacing: .06em; color: var(--text); }
.game .g-sub { color: var(--gold); font-size: 13px; letter-spacing: .22em; margin-bottom: 12px; }
.game p { color: var(--muted); font-size: 14.5px; margin: 12px 0 0; }
.game-side {
  border-left: 1px solid var(--border-s);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
  background: rgba(11,14,19,.42);
}
.game-side .link-btn {
  display: block;
  text-align: center;
  padding: 10px 16px;
  border-radius: 10px;
  border: 1px solid var(--gold-d);
  color: var(--gold);
  font-size: 14px;
  transition: background .16s, color .16s, border-color .16s;
}
.game-side .link-btn:hover { background: rgba(214,179,106,.12); color: var(--gold-b); border-color: var(--gold); }
.game-side .meta-row { font-size: 12.5px; color: var(--muted-d); letter-spacing: .06em; }
.game-side .meta-row b { color: var(--muted); font-weight: 500; }

.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.tags span {
  font-size: 12.5px;
  color: var(--gold);
  border: 1px solid var(--gold-d);
  border-radius: 999px;
  padding: 4px 13px;
  letter-spacing: .1em;
  background: rgba(214,179,106,.05);
}

/* ---------------------------- 法律 / 隐私 ---------------------------- */
.legal-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.legal-list a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 22px;
  border: 1px solid var(--border-s);
  border-left: 2px solid var(--gold-d);
  border-radius: 12px;
  background: rgba(21,26,33,.6);
  color: var(--text);
  transition: border-color .16s, background .16s;
}
.legal-list a:hover { border-color: rgba(139,111,61,.85); background: rgba(26,32,40,.9); }
.legal-list .l-title { font-family: var(--serif); font-size: 16px; letter-spacing: .03em; }
.legal-list .l-desc { font-size: 13px; color: var(--muted-d); }
.legal-list .l-arrow { margin-left: auto; color: var(--gold-d); font-size: 18px; }

/* 待填写占位 */
.fill { background: var(--mark-bg); color: var(--mark-ink); font-weight: 600; border-radius: 4px; padding: 0 5px; }

/* ---------------------------- 页脚 ---------------------------- */
.foot {
  border-top: 1px solid var(--border-s);
  margin-top: 40px;
  padding: 34px 0 46px;
  color: var(--muted-d);
  font-size: 13px;
}
.foot-in {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  align-items: baseline;
}
.foot-in .f-brand { font-family: var(--serif); color: var(--muted); font-size: 14.5px; letter-spacing: .06em; }
.foot-in .f-right { margin-left: auto; }

/* 回到顶部 */
.to-top {
  position: fixed;
  right: 20px; bottom: 24px;
  z-index: 60;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: rgba(21,26,33,.92);
  color: var(--gold);
  display: grid; place-items: center;
  cursor: pointer;
  opacity: 0; visibility: hidden;
  transform: translateY(8px);
  transition: opacity .2s, transform .2s, visibility .2s;
}
.to-top.is-on { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { border-color: var(--gold); }

/* 窄屏微调 */
@media (max-width: 560px) {
  body { font-size: 15.5px; }
  .wrap, .nav-in, .foot-in { padding-left: 17px; padding-right: 17px; }
  .section { padding: 56px 0; }
  .hero { padding: 64px 0 56px; }
  .card { padding: 22px 20px; }
  .game-main { padding: 24px 20px; }
  .nav-links a { padding: 6px 9px; font-size: 13px; }
  .hero-mark { opacity: .07; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .001ms !important; animation-duration: .001ms !important; }
}