/* ============================================================
   禁欲打卡 · 深色主题
   ============================================================ */
:root {
  --bg: #0f1115;
  --bg-grad: radial-gradient(1200px 600px at 80% -10%, #1c2130 0%, #0f1115 55%);
  --card: #181b22;
  --card-2: #1e222c;
  --border: rgba(255, 255, 255, 0.07);
  --text: #eaecef;
  --text-2: #9aa1ad;
  --text-3: #6b7280;
  --gold: #e8b64c;
  --gold-soft: rgba(232, 182, 76, 0.14);
  --green: #34d399;
  --red: #ef4444;
  --red-soft: rgba(239, 68, 68, 0.12);
  --radius: 16px;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}

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

html, body { height: 100%; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  background-image: var(--bg-grad);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.app {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 16px 48px;
}

/* ---------------- 顶部导航 ---------------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 4px 10px;
  background: linear-gradient(to bottom, rgba(15,17,21,0.95) 70%, rgba(15,17,21,0));
  backdrop-filter: blur(6px);
}

.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 17px; letter-spacing: 0.5px; }
.brand-icon { font-size: 20px; }

.tabs {
  display: flex;
  gap: 4px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px;
}
.tab {
  border: none;
  background: transparent;
  color: var(--text-2);
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}
.tab:hover { color: var(--text); }
.tab.active {
  background: var(--gold);
  color: #181300;
  font-weight: 600;
}

/* ---------------- 视图切换 ---------------- */
.view { display: none; animation: fadeIn 0.25s ease; }
.view.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ---------------- 卡片 ---------------- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  margin-bottom: 16px;
}

/* ---------------- 状态页 ---------------- */
.hero { text-align: center; padding: 28px 20px; position: relative; overflow: hidden; }
.hero::before {
  content: "";
  position: absolute;
  inset: -40% -20% auto;
  height: 100%;
  background: radial-gradient(closest-side, rgba(232,182,76,0.12), transparent);
  pointer-events: none;
}
.hero > * { position: relative; }

.goal-name { font-size: 22px; font-weight: 700; letter-spacing: 1px; }
.goal-sub { font-size: 13px; color: var(--text-3); margin-top: 2px; }

.streak-box { margin: 24px 0 20px; }
.streak-label { font-size: 13px; color: var(--text-2); letter-spacing: 4px; }
.streak-time {
  font-size: clamp(40px, 9vw, 56px);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  letter-spacing: 1px;
  color: var(--gold);
  text-shadow: 0 0 40px rgba(232, 182, 76, 0.25);
  line-height: 1.2;
}
.streak-sub { font-size: 12px; color: var(--text-3); margin-top: 6px; }

.week-progress { max-width: 320px; margin: 0 auto 22px; }
.week-bar {
  height: 8px;
  border-radius: 999px;
  background: var(--card-2);
  overflow: hidden;
}
.week-bar-fill {
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--gold), #f6d27a);
  transition: width 0.5s ease;
}
.week-bar-text { font-size: 12px; color: var(--text-2); margin-top: 8px; }

.btn-relapse {
  display: inline-block;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, #f43f5e, #dc2626);
  padding: 14px 44px;
  border-radius: 999px;
  box-shadow: 0 8px 24px rgba(220, 38, 38, 0.35);
  transition: transform 0.15s, box-shadow 0.15s;
}
.btn-relapse:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(220, 38, 38, 0.45); }
.btn-relapse:active { transform: translateY(0); }

.last-relapse { margin-top: 16px; font-size: 13px; color: var(--text-3); min-height: 20px; }
.last-relapse .ok { color: var(--green); }
.last-relapse .bad { color: var(--red); }

/* 快捷统计 */
.quick-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; padding: 14px; text-align: center; }
.qs-num { font-size: 24px; font-weight: 800; color: var(--gold); font-variant-numeric: tabular-nums; }
.qs-label { font-size: 12px; color: var(--text-2); margin-top: 2px; }

.tip { border-left: 3px solid var(--gold); }
.tip-title { font-size: 13px; color: var(--gold); font-weight: 600; }
.tip-body { font-size: 14px; color: var(--text-2); margin-top: 6px; }

/* ---------------- 统计页 ---------------- */
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; padding: 16px; }
.stat-card { background: var(--card-2); border-radius: 12px; padding: 14px 10px; text-align: center; }
.stat-label { font-size: 12px; color: var(--text-2); }
.stat-value { font-size: 26px; font-weight: 800; margin-top: 4px; font-variant-numeric: tabular-nums; color: var(--text); }
.stat-value small { font-size: 13px; color: var(--text-3); font-weight: 500; }
.stat-diff { font-size: 11px; color: var(--text-3); margin-top: 4px; min-height: 16px; }
.stat-diff.up { color: var(--red); }
.stat-diff.down { color: var(--green); }

.chart-title { font-size: 14px; font-weight: 600; margin-bottom: 16px; color: var(--text); }

/* 柱状图 */
.bar-chart {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 160px;
  padding-top: 8px;
}
.bar-col { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 6px; height: 100%; justify-content: flex-end; }
.bar-val { font-size: 12px; color: var(--text-2); font-variant-numeric: tabular-nums; }
.bar {
  width: 100%;
  max-width: 34px;
  border-radius: 6px 6px 3px 3px;
  background: linear-gradient(180deg, var(--gold), #a97f26);
  min-height: 3px;
  transition: height 0.4s ease;
}
.bar-col.hot .bar { background: linear-gradient(180deg, #f87171, #991b1b); }
.bar-label { font-size: 11px; color: var(--text-3); white-space: nowrap; }

/* 横向条形 */
.h-bars { display: flex; flex-direction: column; gap: 10px; }
.h-row { display: flex; align-items: center; gap: 10px; }
.h-label { width: 64px; font-size: 12px; color: var(--text-2); text-align: right; flex-shrink: 0; }
.h-track { flex: 1; height: 14px; background: var(--card-2); border-radius: 999px; overflow: hidden; }
.h-fill { height: 100%; border-radius: 999px; background: linear-gradient(90deg, #c99a33, var(--gold)); width: 0%; transition: width 0.5s ease; }
.h-count { width: 34px; font-size: 12px; color: var(--text-2); font-variant-numeric: tabular-nums; text-align: right; flex-shrink: 0; }

/* ---------------- 记录页 ---------------- */
.list-head { display: flex; justify-content: space-between; align-items: baseline; margin: 8px 2px 12px; }
.list-title { font-size: 16px; font-weight: 700; }
.list-count { font-size: 12px; color: var(--text-3); }

.history-list { display: flex; flex-direction: column; gap: 10px; }
.history-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--red);
  border-radius: 12px;
  padding: 14px 16px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.hi-main { flex: 1; min-width: 0; }
.hi-time { font-size: 12px; color: var(--text-3); font-variant-numeric: tabular-nums; }
.hi-triggers { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.chip {
  font-size: 12px;
  background: var(--red-soft);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.25);
  padding: 2px 10px;
  border-radius: 999px;
}
.hi-sev { margin-top: 6px; font-size: 12px; color: var(--gold); letter-spacing: 2px; }
.hi-note { margin-top: 6px; font-size: 13px; color: var(--text-2); white-space: pre-wrap; word-break: break-word; }
.hi-del {
  border: none;
  background: transparent;
  color: var(--text-3);
  font-size: 16px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 8px;
  transition: all 0.15s;
  flex-shrink: 0;
}
.hi-del:hover { color: var(--red); background: var(--red-soft); }

.empty { text-align: center; color: var(--text-2); padding: 40px 20px; }
.empty-icon { font-size: 40px; margin-bottom: 8px; }

/* ---------------- 设置页 ---------------- */
.form-card { padding: 22px; }
.form-title { font-size: 15px; font-weight: 700; margin-bottom: 14px; }
.form-desc { font-size: 12px; color: var(--text-3); margin-bottom: 12px; }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.field > span { font-size: 13px; color: var(--text-2); }
.field > span small { color: var(--text-3); }
.field input[type="text"],
.field input[type="datetime-local"],
.field textarea {
  background: var(--card-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  padding: 10px 12px;
  outline: none;
  transition: border-color 0.15s;
}
.field input:focus, .field textarea:focus { border-color: var(--gold); }
.field textarea { resize: vertical; }
input[type="datetime-local"] { color-scheme: dark; }

.btn-row { display: flex; gap: 10px; flex-wrap: wrap; }
.btn-primary, .btn-secondary, .btn-danger {
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  border-radius: 10px;
  padding: 10px 20px;
  transition: filter 0.15s, transform 0.1s;
}
.btn-primary { background: var(--gold); color: #181300; }
.btn-primary:hover { filter: brightness(1.1); }
.btn-secondary {
  background: var(--card-2);
  color: var(--text);
  border: 1px solid var(--border);
  display: inline-block;
  text-align: center;
}
.btn-secondary:hover { border-color: var(--text-3); }
.btn-danger { background: var(--red-soft); color: #fca5a5; border: 1px solid rgba(239,68,68,0.35); }
.btn-danger:hover { background: rgba(239, 68, 68, 0.22); }
.btn-primary.danger { background: linear-gradient(135deg, #f43f5e, #dc2626); color: #fff; }

/* 云端同步 */
.sync-status {
  font-size: 13px;
  color: var(--green);
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.25);
  border-radius: 10px;
  padding: 8px 12px;
  margin-bottom: 14px;
}
.sync-code-box {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  background: var(--card-2);
  border-radius: 10px;
  padding: 10px 14px;
}
.sync-code-box b { color: var(--gold); font-size: 16px; letter-spacing: 1px; }
.sync-last { font-size: 12px; color: var(--text-3); margin-top: 10px; }
.sync-error { font-size: 13px; color: #fca5a5; margin-top: 10px; }

/* ---------------- 弹窗 ---------------- */
.modal-mask {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(8, 10, 14, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.modal-mask.hidden { display: none; }
.modal {
  width: 100%;
  max-width: 440px;
  max-height: 88vh;
  overflow-y: auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow);
  padding: 24px;
  animation: popIn 0.2s ease;
}
@keyframes popIn { from { opacity: 0; transform: scale(0.96) translateY(10px); } to { opacity: 1; transform: none; } }
.modal-title { font-size: 18px; font-weight: 800; }
.modal-sub { font-size: 13px; color: var(--text-3); margin: 2px 0 18px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 8px; }

/* 诱因标签 */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip-opt {
  font-size: 13px;
  background: var(--card-2);
  border: 1px solid var(--border);
  color: var(--text-2);
  padding: 5px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
}
.chip-opt:hover { border-color: var(--gold); color: var(--text); }
.chip-opt.sel { background: var(--gold-soft); border-color: var(--gold); color: var(--gold); }
.chip-add { display: flex; gap: 8px; margin-top: 10px; }
.chip-add input {
  flex: 1;
  background: var(--card-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
  padding: 7px 14px;
  outline: none;
}
.chip-add input:focus { border-color: var(--gold); }
.chip-btn {
  border: 1px solid var(--gold);
  background: transparent;
  color: var(--gold);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 13px;
  cursor: pointer;
  font-family: inherit;
}
.chip-btn:hover { background: var(--gold-soft); }
.selected-triggers { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; min-height: 0; }
.st-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  background: var(--gold-soft);
  border: 1px solid var(--gold);
  color: var(--gold);
  padding: 3px 8px 3px 12px;
  border-radius: 999px;
}
.st-chip button {
  border: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font-size: 13px;
  line-height: 1;
  padding: 0;
}
.st-chip button:hover { color: #fff; }

/* 严重程度星星 */
.stars { display: flex; gap: 4px; }
.star {
  font-size: 26px;
  color: var(--card-2);
  cursor: pointer;
  transition: color 0.15s, transform 0.1s;
  user-select: none;
}
.star:hover { transform: scale(1.15); }
.star.on { color: var(--gold); }
.star-label { font-size: 12px; color: var(--text-3); margin-left: 10px; }

/* 空统计提示 */
.chart-empty { font-size: 13px; color: var(--text-3); padding: 20px 0; text-align: center; }

/* ---------------- 响应式 ---------------- */
@media (max-width: 560px) {
  .topbar { flex-direction: column; align-items: stretch; }
  .tabs { justify-content: center; }
  .quick-stats { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .hero { padding: 22px 14px; }
  .h-label { width: 52px; }
}