/* 江城 1994 · 演示版
   配色：纸黄、墨、公章红、墙裙绿、铜。
   字体：正文走宋体（年代感），界面走系统无衬线。 */

:root {
  --paper:      #f3f0e7;
  --paper-deep: #e9e4d6;
  --ink:        #23201b;
  --ink-soft:   #6d6558;
  --ink-faint:  #9a9184;
  --rule:       #d8d1c0;
  --stamp:      #9c2b26;
  --moss:       #4c5c47;
  --brass:      #8a6d3b;

  --serif: "Songti SC", "Noto Serif CJK SC", "Source Han Serif SC", "SimSun", Georgia, serif;
  --sans:  -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;

  --measure: 40rem;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  /* 极淡的纸纹，纯 CSS，不引外部资源 */
  background-image:
    radial-gradient(circle at 17% 23%, rgba(140, 125, 95, .045) 0, transparent 42%),
    radial-gradient(circle at 83% 71%, rgba(140, 125, 95, .04) 0, transparent 46%);
}

/* ── 开局门 ─────────────────────────────── */

.gate {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--paper);
  z-index: 40;
}
.gate[hidden] { display: none; }

.gate__inner {
  width: 22rem;
  text-align: center;
}

.gate__title {
  margin: 0;
  font-family: var(--serif);
  font-size: 2.75rem;
  font-weight: 600;
  letter-spacing: .28em;
  text-indent: .28em;
  color: var(--ink);
}

.gate__sub {
  margin: 1.1rem 0 3rem;
  font-size: .8rem;
  letter-spacing: .18em;
  color: var(--ink-faint);
}

.gate__label {
  display: block;
  margin-bottom: .7rem;
  font-size: .82rem;
  letter-spacing: .12em;
  color: var(--ink-soft);
}

.gate__input {
  width: 100%;
  padding: .7rem .2rem;
  font-family: var(--serif);
  font-size: 1.15rem;
  text-align: center;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--rule);
  outline: none;
  transition: border-color .2s;
}
.gate__input:focus { border-bottom-color: var(--ink); }
.gate__input::placeholder { color: var(--ink-faint); }

.gate__hint {
  min-height: 1.2rem;
  margin: .6rem 0 0;
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--stamp);
}

.gate__btn {
  margin-top: 1.6rem;
  padding: .62rem 2.4rem;
  font-family: var(--sans);
  font-size: .85rem;
  color: var(--paper);
  background: var(--ink);
  border: 0;
  cursor: pointer;
  transition: background .18s;
}

.gate__btn--ghost {
  margin-top: .8rem;
  color: var(--ink);
  background: transparent;
  border: 1px solid rgba(35, 32, 27, .3);
}

.gate__link {
  display: inline-block;
  margin-top: 1.2rem;
  font-family: var(--sans);
  font-size: .76rem;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 2px;
}
.gate__ver {
  margin: 1.9rem 0 0;
  font-family: var(--sans);
  font-size: .68rem;
  letter-spacing: .04em;
  color: rgba(35, 32, 27, .34);
}
.gate__btn:hover { background: var(--stamp); }

/* ── 顶部状态 ───────────────────────────── */

.hud {
  position: sticky;
  top: 0;
  z-index: 20;
  padding: .85rem 1.5rem .7rem;
  background: rgba(243, 240, 231, .93);
  backdrop-filter: saturate(1.1) blur(6px);
  border-bottom: 1px solid var(--rule);
}
.hud[hidden] { display: none; }

.hud__row {
  display: flex;
  align-items: baseline;
  gap: .9rem;
  max-width: var(--measure);
  margin: 0 auto;
}

.hud__title {
  font-family: var(--serif);
  font-size: .95rem;
  font-weight: 600;
  letter-spacing: .2em;
}

.hud__date {
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--ink-faint);
}

.hud__spacer { flex: 1; }

.hud__btn {
  padding: .18rem .1rem;
  font-family: var(--sans);
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--ink-faint);
  background: none;
  border: 0;
  border-bottom: 1px solid transparent;
  cursor: pointer;
  transition: color .18s, border-color .18s;
}
.hud__btn:hover { color: var(--ink); border-bottom-color: var(--ink); }

.hud__axes {
  display: flex;
  flex-wrap: wrap;
  gap: .1rem 1.15rem;
  max-width: var(--measure);
  margin: .5rem auto 0;
}

.axis {
  font-size: .74rem;
  letter-spacing: .06em;
  color: var(--ink-soft);
  white-space: nowrap;
}
.axis__k { color: var(--ink-faint); }
.axis__v {
  margin-left: .32em;
  font-family: var(--serif);
  font-size: .92rem;
  color: var(--brass);
}
.axis__v--up   { color: var(--moss); }
.axis__v--down { color: var(--stamp); }

/* ── 正文 ───────────────────────────────── */

.stage {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 2.6rem 1.5rem 5rem;
}
.stage[hidden] { display: none; }

.scroll p {
  margin: 0 0 1.5rem;
  font-family: var(--serif);
  font-size: 1.06rem;
  line-height: 2.05;
  letter-spacing: .012em;
  text-align: left;
  color: var(--ink);
}

.scroll p--lead { color: var(--ink); }

/* 数值变动：紧跟在段落后面的一行小字 */
.deltas {
  margin: -.9rem 0 1.7rem;
  font-size: .73rem;
  letter-spacing: .08em;
  color: var(--ink-faint);
}
.deltas__i { margin-right: .85em; }
.deltas__i--up   { color: var(--moss); }
.deltas__i--down { color: var(--stamp); }

/* 骰子：世界为什么这么回应你 */
.roll {
  margin: -.9rem 0 1.7rem;
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--ink-faint);
}
.roll__why { margin-right: .6em; }

/* 来源标记 */
.src {
  margin-left: .5rem;
  font-size: .66rem;
  color: var(--ink-faint);
  opacity: .75;
}

/* 章节小标 */
.beat {
  margin: 2.6rem 0 1.3rem;
  font-family: var(--serif);
  font-size: .78rem;
  letter-spacing: .34em;
  text-indent: .34em;
  color: var(--ink-faint);
}

.thinking {
  margin: 0 0 1.5rem;
  font-family: var(--serif);
  font-size: .95rem;
  letter-spacing: .1em;
  color: var(--ink-faint);
}
.thinking[hidden] { display: none; }

/* ── 选项 ───────────────────────────────── */

.acts {
  margin-top: 2.4rem;
  padding-top: 1.3rem;
  border-top: 1px solid var(--rule);
}

.act {
  display: flex;
  align-items: baseline;
  gap: .85rem;
  width: 100%;
  padding: .72rem .3rem;
  font-family: var(--serif);
  font-size: 1rem;
  letter-spacing: .02em;
  text-align: left;
  color: var(--ink);
  background: none;
  border: 0;
  border-bottom: 1px solid transparent;
  cursor: pointer;
  transition: color .16s, background .16s, border-color .16s;
}
.act:hover:not(:disabled) {
  color: var(--stamp);
  background: var(--paper-deep);
  border-bottom-color: var(--rule);
}
.act:disabled { opacity: .45; cursor: default; }

.act__n {
  flex: none;
  width: 1.5rem;
  font-size: .82rem;
  letter-spacing: .06em;
  color: var(--ink-faint);
}
.act:hover:not(:disabled) .act__n { color: var(--stamp); }

.act__label { flex: 1; }

.act__mod {
  flex: none;
  font-family: var(--sans);
  font-size: .68rem;
  letter-spacing: .08em;
  color: var(--ink-faint);
}

/* 结算 */
.ledger {
  margin-top: 2.6rem;
  padding: 1.4rem 1.5rem;
  background: var(--paper-deep);
  border-left: 2px solid var(--stamp);
}
.ledger__h {
  margin: 0 0 .9rem;
  font-family: var(--serif);
  font-size: .78rem;
  letter-spacing: .3em;
  text-indent: .3em;
  color: var(--ink-soft);
}
.ledger__row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: .3rem 0;
  font-size: .84rem;
  letter-spacing: .05em;
}
.ledger__k { color: var(--ink-soft); }
.ledger__v { font-family: var(--serif); color: var(--brass); }
.ledger__row--up   .ledger__v { color: var(--moss); }
.ledger__row--down .ledger__v { color: var(--stamp); }

.ledger__flags {
  margin-top: 1rem;
  padding-top: .9rem;
  border-top: 1px solid var(--rule);
}
.ledger__flag {
  margin: .34rem 0;
  font-size: .8rem;
  letter-spacing: .04em;
  color: var(--ink-soft);
}
.ledger__flag::before {
  content: "· ";
  color: var(--ink-faint);
}

/* ── 配置抽屉 ───────────────────────────── */

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 30;
  width: 21rem;
  max-width: 88vw;
  overflow-y: auto;
  background: var(--paper);
  border-left: 1px solid var(--rule);
  box-shadow: -1.2rem 0 2.4rem rgba(60, 50, 35, .07);
}
.drawer[hidden] { display: none; }

.drawer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.4rem;
  border-bottom: 1px solid var(--rule);
}
.drawer__head span {
  font-family: var(--serif);
  font-size: .9rem;
  letter-spacing: .22em;
}
.drawer__close {
  font-family: var(--sans);
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--ink-faint);
  background: none;
  border: 0;
  cursor: pointer;
}
.drawer__close:hover { color: var(--ink); }

.drawer__body { padding: 1.4rem; }

.field {
  display: block;
  margin-bottom: 1.05rem;
}
.field__label {
  display: block;
  margin-bottom: .38rem;
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--ink-soft);
}
.field input[type="text"],
.field input[type="password"] {
  width: 100%;
  padding: .48rem .6rem;
  font-family: var(--sans);
  font-size: .82rem;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--rule);
  outline: none;
  transition: border-color .18s;
}
.field input:focus { border-color: var(--ink); }
.field input[type="checkbox"] { width: auto; }

.drawer__note {
  margin: 0 0 1.05rem;
  font-size: .72rem;
  line-height: 1.85;
  letter-spacing: .03em;
  color: var(--ink-faint);
}

.drawer__btn {
  width: 100%;
  padding: .58rem;
  font-family: var(--sans);
  font-size: .8rem;
  color: var(--paper);
  background: var(--ink);
  border: 0;
  cursor: pointer;
}
.drawer__btn:hover { background: var(--stamp); }

.drawer__sep {
  height: 1px;
  margin: 1.5rem 0 1.1rem;
  background: var(--rule);
}

/* ── 窄屏 ───────────────────────────────── */

@media (max-width: 40rem) {
  .hud { padding: .75rem 1rem .6rem; }
  .stage { padding: 2rem 1rem 4rem; }
  .hud__axes { gap: .1rem .9rem; }
  .axis { font-size: .7rem; }
  .scroll p { font-size: 1.02rem; line-height: 1.95; }
}