/* ============================================================
   Sleep Ritual — styles v2（第二阶段）
   重点：iPhone 竖屏单手操作、Safe Area、≥44px 触摸目标、
   夜间低刺激、30s–2min 完成一次流程。
   ============================================================ */

:root {
  /* night palette — 全链路压暗、去饱和 */
  --bg-night: #000000;
  --bg-night-raise: #101012;
  --line-night: #1e1e21;
  --text-night-dim: #5c5c61;
  --text-night-mid: #85858b;
  --text-night-main: #b9b9bf;
  --accent-warm: #a8894f;        /* 压暗的暖琥珀，不刺眼 */
  --accent-warm-deep: #6d5830;

  /* morning palette — 米白纸张感 */
  --bg-morning: #f6f2e9;
  --bg-morning-raise: #fffdf8;
  --line-morning: #e6e0d2;
  --text-morning-dim: #a29a87;
  --text-morning-mid: #7d7666;
  --text-morning-main: #3b362c;
  --accent-morning: #b3813c;

  --radius: 14px;
  --tap: 48px;                    /* 最小触摸目标，高于 Apple 44pt */
  --tabbar-h: 58px;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;  /* 去掉 iOS 点击灰闪 */
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg-night);
  color: var(--text-night-main);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  -webkit-text-size-adjust: 100%;
  overscroll-behavior-y: none;
}

body {
  min-height: 100dvh;
  padding-top: env(safe-area-inset-top);
}

/* 视图切换的轻微淡入（唯一保留的动画，≤600ms） */
@keyframes view-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

#app {
  max-width: 30rem;
  margin: 0 auto;
  padding: 1.75rem 1.35rem
    calc(var(--tabbar-h) + env(safe-area-inset-bottom) + 1rem);
}

/* ---------- 视图 ---------- */

.view { display: none; }
.view.is-active {
  display: block;
  animation: view-in 600ms ease;
}

.view-light {
  margin: -1.75rem -1.35rem 0;
  padding: 2rem 1.35rem 2.5rem;
  background: var(--bg-morning);
  color: var(--text-morning-main);
  border-radius: 0 0 var(--radius) var(--radius);
  min-height: calc(100dvh - var(--tabbar-h) - env(safe-area-inset-bottom));
}

/* ---------- 文字 ---------- */

.page-title {
  font-size: 1.35rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
}

.section-title {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-night-main);
  margin: 2.4rem 0 0;
}
.section-title-light { color: var(--text-morning-main); }

.section-hint {
  font-size: 0.78rem;
  color: var(--text-night-dim);
  margin: 0.35rem 0 0.85rem;
}
.view-light .section-hint { color: var(--text-morning-mid); }

/* ============================================================
   NIGHT
   ============================================================ */

.night-head { text-align: center; }

.night-clock {
  font-size: 2.1rem;              /* 时钟缩小：它是锚点不是主角 */
  font-weight: 200;
  letter-spacing: 0.1em;
  color: var(--text-night-mid);
  font-variant-numeric: tabular-nums;
}
.night-subline {
  margin-top: 0.35rem;
  font-size: 0.74rem;
  color: var(--text-night-dim);
  letter-spacing: 0.04em;
}
.dot-sep { margin: 0 0.45em; opacity: 0.5; }

.night-quote {
  margin: 2.6rem 0 0;
  padding: 0 0.3rem;
  font-size: 1.02rem;
  line-height: 2;
  color: var(--text-night-mid);
  text-align: center;
  border: none;
  min-height: 3.2rem;
}
.night-quote .quote-source {
  display: block;
  margin-top: 0.7rem;
  font-size: 0.72rem;
  color: var(--text-night-dim);
}

/* ---------- 原因选择：大触摸目标 ---------- */

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}
.chip {
  min-height: var(--tap);
  padding: 0.7rem 1.1rem;
  font-size: 0.88rem;
  font-family: inherit;
  border: 1px solid var(--line-night);
  border-radius: 999px;
  background: transparent;
  color: var(--text-night-mid);
  cursor: pointer;
}
.chip.is-on {
  border-color: var(--accent-warm-deep);
  color: var(--accent-warm);
}

/* ---------- 行为提示 ---------- */

.behavior-tip {
  margin-top: 1.5rem;
  padding: 1.05rem 1.15rem;
  background: var(--bg-night-raise);
  border-radius: var(--radius);
}
.behavior-tip-label {
  margin: 0 0 0.4rem;
  font-size: 0.76rem;
  color: var(--text-night-dim);
}
.behavior-tip-text {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--accent-warm);
}

/* ---------- Brain Dump ---------- */

.braindump { margin-top: 2.4rem; }
.braindump-summary {
  min-height: var(--tap);
  display: flex;
  flex-direction: column;
  justify-content: center;
  cursor: pointer;
  list-style: none;
}
.braindump-summary {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-night-mid);
}
.braindump-hint {
  margin-top: 0.25rem;
  font-size: 0.74rem;
  font-weight: 400;
  color: var(--text-night-dim);
}
.braindump-summary::after { content: ""; }   /* 去掉默认三角 */
.braindump summary::-webkit-details-marker { display: none; }

/* ---------- 输入 ---------- */

.textarea {
  width: 100%;
  margin-top: 0.85rem;
  padding: 0.9rem 1rem;
  font-size: 16px;                /* ≥16px：防止 iOS 聚焦时自动放大页面 */
  line-height: 1.7;
  font-family: inherit;
  color: var(--text-night-main);
  background: var(--bg-night-raise);
  border: 1px solid var(--line-night);
  border-radius: var(--radius);
  resize: none;
  -webkit-appearance: none;
}
.textarea:focus { outline: 1px solid #333338; }
.textarea-light {
  background: var(--bg-morning-raise);
  border-color: var(--line-morning);
  color: var(--text-morning-main);
}

/* Brain Dump 丢弃的轻微淡出 */
.fade-out {
  transition: opacity 800ms ease;
  opacity: 0;
}

/* ---------- 按钮 ---------- */

.btn {
  display: block;
  width: 100%;
  min-height: var(--tap);
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  font-size: 0.95rem;
  font-family: inherit;
  text-align: center; /* label 类按钮（如"导入 JSON"）不继承 button 的居中默认 */
  border-radius: var(--radius);
  border: 1px solid var(--line-night);
  background: transparent;
  color: var(--text-night-mid);
  cursor: pointer;
}
.btn:active { opacity: 0.65; }

/* 吸底"开始睡觉"：拇指热区，不用滚到底 */
.sleep-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom));
  padding: 0.6rem 1.35rem 0.7rem;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0) 0%,
    var(--bg-night) 45%
  );
  z-index: 5;
}
.sleep-bar .btn-sleep {
  max-width: 30rem;
  margin: 0 auto;
  min-height: 54px;
  font-size: 1.05rem;
  font-weight: 600;
  background: var(--accent-warm);
  border: none;
  color: #15100a;
}
.btn-danger { border-color: #3d2222; color: #966; }
.btn-small { width: auto; display: inline-block; min-height: 40px; padding: 0.5rem 1rem; font-size: 0.85rem; }

/* 夜间主流程底部留白：避免内容被吸底按钮遮挡 */
#night-flow { padding-bottom: 4.5rem; }

/* ---------- 晚安终态 ---------- */

.night-goodnight[hidden],
.morning-done[hidden] { display: none; }

.night-goodnight {
  min-height: 60dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding-bottom: 3rem;
}
.goodnight-word {
  margin: 0 0 1.4rem;
  font-size: 2rem;
  font-weight: 300;
  letter-spacing: 0.15em;
  color: var(--text-night-main);
}
.goodnight-sub {
  margin: 0.15rem 0;
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--text-night-dim);
}
.night-goodnight .btn-ghost {
  width: auto;
  margin-top: 2.2rem;
  padding: 0.7rem 1.6rem;
  font-size: 0.85rem;
}
.sleeptown-hint {
  margin-top: 1.1rem;
  padding: 0 1.5rem;
  font-size: 0.75rem;
  line-height: 1.8;
  color: var(--text-night-dim);
}

/* ============================================================
   MORNING
   ============================================================ */

.morning-hello {
  margin: 0.4rem 0 1.6rem;
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--text-morning-main);
}

.morning-last-night { margin-bottom: 0.5rem; }
.morning-line {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-morning-mid);
  font-variant-numeric: tabular-nums;
}
.morning-tonight { margin-top: 1.1rem; }
.morning-tonight-label {
  margin: 0 0 0.35rem;
  font-size: 0.75rem;
  color: var(--text-morning-dim);
}
.morning-tonight-message {
  margin: 0;
  padding: 0.75rem 0 0.75rem 0.9rem;
  border-left: 2px solid var(--accent-morning);
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--text-morning-main);
}

/* 三档状态：大触摸目标 */
.mood-row {
  display: flex;
  gap: 0.7rem;
}
.mood {
  flex: 1;
  min-height: 76px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  font-size: 1.55rem;
  font-family: inherit;
  background: var(--bg-morning-raise);
  border: 1px solid var(--line-morning);
  border-radius: var(--radius);
  cursor: pointer;
}
.mood span { font-size: 0.72rem; color: var(--text-morning-mid); }
.mood.is-on {
  border-color: var(--accent-morning);
  background: #fdf6e8;
}

.btn-primary-light {
  margin-top: 1.6rem;
  min-height: 54px;
  font-size: 1rem;
  font-weight: 600;
  background: var(--accent-morning);
  border: none;
  color: #fff;
}

/* 早晨终态：轻正反馈 */
.morning-done {
  min-height: 55dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}
.morning-done-word {
  margin: 0 0 0.8rem;
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--text-morning-main);
}
.morning-done-sub {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-morning-mid);
}

/* ============================================================
   HISTORY / SETTINGS（本阶段不开发，仅保留可用骨架样式）
   ============================================================ */

.history-list { display: flex; flex-direction: column; gap: 1rem; margin-top: 1rem; }
.history-trend {
  margin-top: 1.2rem;
  padding: 1rem 1.15rem;
  background: var(--bg-night-raise);
  border-radius: var(--radius);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--text-night-mid);
}
.history-item {
  padding: 1rem 1.15rem;
  background: var(--bg-night-raise);
  border-radius: var(--radius);
  font-size: 0.85rem;
  line-height: 1.8;
  color: var(--text-night-mid);
}
.history-item .h-date {
  display: flex;
  justify-content: space-between;
  color: var(--text-night-main);
  font-size: 0.95rem;
  margin-bottom: 0.3rem;
}
.history-item .h-delay { font-variant-numeric: tabular-nums; }
.history-item .h-label { color: var(--text-night-dim); margin-right: 0.4em; }
.history-item blockquote {
  margin: 0.35rem 0;
  padding-left: 0.7rem;
  border-left: 2px solid #2c2c30;
  color: var(--text-night-mid);
}
.empty-hint { text-align: center; color: var(--text-night-dim); margin-top: 3rem; }

.field {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--tap);
  margin-top: 0.6rem;
}
.field-label { font-size: 0.92rem; color: var(--text-night-mid); }
input[type="time"], .input, .select {
  padding: 0.55rem 0.8rem;
  font-size: 16px;
  font-family: inherit;
  color: var(--text-night-main);
  background: var(--bg-night-raise);
  border: 1px solid var(--line-night);
  border-radius: var(--radius);
}
.content-list { display: flex; flex-direction: column; gap: 0.6rem; }
.content-row {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  padding: 0.7rem 0.9rem;
  background: var(--bg-night-raise);
  border-radius: var(--radius);
  font-size: 0.83rem;
  line-height: 1.6;
}
.content-row .c-type {
  flex-shrink: 0;
  font-size: 0.68rem;
  color: var(--accent-warm);
  border: 1px solid #33291a;
  border-radius: 4px;
  padding: 0.1rem 0.35rem;
}
.content-row .c-text { flex: 1; color: var(--text-night-mid); }
.content-row .c-del {
  flex-shrink: 0;
  min-width: 32px;
  min-height: 32px;
  background: none;
  border: none;
  color: var(--text-night-dim);
  font-size: 1.1rem;
  cursor: pointer;
}
.content-add { margin-top: 1rem; }
.content-add .select, .content-add .input { width: 100%; margin-top: 0.9rem; display: block; }
.content-add .chips { margin-top: 0.6rem; }
.content-reasons-label {
  margin-top: 1.1rem;
  font-size: 0.78rem;
  color: var(--text-night-mid);
  opacity: 0.8;
}
.settings-actions { display: flex; flex-direction: column; }

/* ---------- 底部导航 ---------- */

.tabbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  height: calc(var(--tabbar-h) + env(safe-area-inset-bottom));
  padding-bottom: env(safe-area-inset-bottom);
  background: #08080a;
  border-top: 1px solid #151517;
  z-index: 10;
}
.tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-family: inherit;
  background: none;
  border: none;
  color: var(--text-night-dim);
  cursor: pointer;
}
.tab.is-active { color: var(--text-night-main); }

/* 尊重系统减弱动效设置 */
@media (prefers-reduced-motion: reduce) {
  *, .view.is-active { animation: none !important; transition: none !important; }
}