/* ════════════════════════════════════════════════════════════════
 * StarRail 官网账户系统 · 样式
 * 延续官网风格：白色/浅灰背景、蓝紫强调色、圆角卡片、简洁动画。
 * 独立文件：不修改官网首页内联样式，不破坏现有页面。
 * ════════════════════════════════════════════════════════════════ */

:root {
  --acct-bg: #ffffff;
  --acct-bg-subtle: #f7f7f8;
  --acct-border: #e3e3e5;
  --acct-text: #0f1115;
  --acct-text-2: #61666b;
  --acct-text-3: #81858c;
  --acct-accent: #4176e6;
  --acct-accent-strong: #335fc0;
  --acct-accent-tint: #edf3fe;
  --acct-accent-border: rgba(65, 118, 230, 0.28);
  --acct-ok: #22c55e;
  --acct-warn: #f59e0b;
  --acct-danger: #ef4444;
  --acct-radius: 16px;
  --acct-radius-sm: 10px;
  --acct-font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --acct-mono: "SF Mono", "Cascadia Code", Consolas, "Courier New", monospace;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--acct-font);
  background: var(--acct-bg);
  color: var(--acct-text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

.container { max-width: 1000px; margin: 0 auto; padding: 0 24px; }

/* ── 顶部导航（与官网一致） ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--acct-border);
}
.site-nav {
  height: 60px;
  display: flex;
  align-items: center;
  gap: 22px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 17px;
  margin-right: auto;
}
.brand-mark {
  width: 28px; height: 28px;
  border-radius: 8px;
  background: var(--acct-text);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.nav-links { display: flex; align-items: center; gap: 22px; }
.nav-links a { font-size: 14px; color: var(--acct-text-2); transition: color .15s; }
.nav-links a:hover { color: var(--acct-accent-strong); }
.nav-cta {
  font-size: 14px; font-weight: 500;
  background: var(--acct-text); color: #fff;
  padding: 8px 16px; border-radius: 999px;
  transition: opacity .15s;
}
.nav-cta:hover { opacity: .82; }

/* ── 验收横幅 ── */
.stage-banner {
  background: linear-gradient(90deg, #edf3fe, #e4edfd);
  color: var(--acct-accent-strong);
  font-size: 13px;
  text-align: center;
  padding: 8px 16px;
  border-bottom: 1px solid var(--acct-accent-border);
  display: none;
}
.stage-banner.show { display: block; }
.stage-banner b { font-weight: 600; }

/* ── 页面主体 ── */
.acct-main { padding: 48px 0 72px; min-height: 70vh; }

/* 状态卡（未登录欢迎 / 已登录欢迎） */
.state-card {
  max-width: 640px;
  margin: 0 auto 28px;
  text-align: center;
  padding: 26px 24px;
  border: 1px solid var(--acct-border);
  border-radius: var(--acct-radius);
  background: linear-gradient(160deg, var(--acct-bg-subtle), #ffffff 70%);
}
.state-card h1 { font-size: 24px; font-weight: 700; margin-bottom: 8px; }
.state-card p { font-size: 14px; color: var(--acct-text-2); }

/* ── 认证卡片（登录/注册/找回） ── */
.auth-shell { max-width: 440px; margin: 0 auto; }
.auth-card {
  background: var(--acct-bg);
  border: 1px solid var(--acct-border);
  border-radius: var(--acct-radius);
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(15, 17, 21, 0.06);
}
.auth-tabs { display: flex; border-bottom: 1px solid var(--acct-border); }
.auth-tab {
  flex: 1;
  padding: 14px 8px;
  background: none;
  border: none;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  color: var(--acct-text-3);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color .15s, border-color .15s;
}
.auth-tab:hover { color: var(--acct-text); }
.auth-tab.active { color: var(--acct-accent-strong); border-bottom-color: var(--acct-accent); }

.auth-panel { padding: 26px 26px 30px; }
.auth-panel[hidden] { display: none; }

.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--acct-text);
  margin-bottom: 6px;
}
.field .hint { font-size: 12px; color: var(--acct-text-3); margin-top: 4px; }
.field input {
  width: 100%;
  height: 42px;
  padding: 0 14px;
  border: 1px solid var(--acct-border);
  border-radius: 10px;
  font: inherit;
  font-size: 14px;
  color: var(--acct-text);
  background: #fff;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.field input:focus {
  border-color: var(--acct-accent);
  box-shadow: 0 0 0 3px rgba(65, 118, 230, 0.12);
}
.field.invalid input { border-color: var(--acct-danger); }
.field .error {
  display: none;
  font-size: 12px;
  color: var(--acct-danger);
  margin-top: 5px;
}
.field.invalid .error { display: block; }

.form-error {
  display: none;
  font-size: 13px;
  color: var(--acct-danger);
  background: rgba(239, 68, 68, 0.07);
  border: 1px solid rgba(239, 68, 68, 0.2);
  border-radius: 9px;
  padding: 10px 12px;
  margin-bottom: 16px;
}
.form-error.show { display: block; }
.form-info {
  display: none;
  font-size: 13px;
  color: var(--acct-accent-strong);
  background: var(--acct-accent-tint);
  border: 1px solid var(--acct-accent-border);
  border-radius: 9px;
  padding: 10px 12px;
  margin-bottom: 16px;
}
.form-info.show { display: block; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 11px 22px;
  border-radius: 999px;
  border: 1px solid var(--acct-border);
  cursor: pointer;
  transition: all .18s;
}
.btn:focus-visible { outline: 2px solid var(--acct-accent); outline-offset: 2px; }
.btn-primary {
  width: 100%;
  background: linear-gradient(135deg, var(--acct-accent), #5686fe);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(65, 118, 230, 0.28);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 8px 20px rgba(65, 118, 230, 0.34); }
.btn-primary:disabled { opacity: .55; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-ghost { background: transparent; color: var(--acct-text); }
.btn-ghost:hover { background: var(--acct-bg-subtle); border-color: var(--acct-accent-border); }
.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn-block { width: 100%; }

.btn .spinner {
  display: none;
  width: 15px; height: 15px;
  border: 2px solid rgba(255,255,255,.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: acct-spin .6s linear infinite;
}
.btn.loading .spinner { display: inline-block; }
.btn.loading .btn-label { opacity: .75; }
@keyframes acct-spin { to { transform: rotate(360deg); } }

.auth-links { margin-top: 18px; text-align: center; font-size: 13px; }
.auth-links a { color: var(--acct-accent-strong); font-weight: 600; }
.auth-links a:hover { text-decoration: underline; }

/* 注册成功提示 */
.reg-success { text-align: center; padding: 12px 0 4px; }
.reg-success h3 { font-size: 18px; margin-bottom: 6px; }
.reg-success p { font-size: 13.5px; color: var(--acct-text-2); margin-bottom: 18px; }
.reg-success .btn-row { display: flex; flex-direction: column; gap: 10px; }

/* ── 账户中心 ── */
.center-shell { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 18px; }

.center-card {
  background: var(--acct-bg);
  border: 1px solid var(--acct-border);
  border-radius: var(--acct-radius);
  padding: 22px 24px;
}
.center-card h2 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.center-card h2 .bar { width: 3px; height: 15px; border-radius: 2px; background: var(--acct-accent); }

.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 22px; }
.info-item .k { font-size: 12px; color: var(--acct-text-3); margin-bottom: 3px; }
.info-item .v { font-size: 14px; font-weight: 600; color: var(--acct-text); }

/* 无时长状态 */
.no-service {
  display: flex;
  flex-direction: column;
  gap: 10px;
  border: 1px dashed var(--acct-warn);
  background: rgba(245, 158, 11, 0.06);
  border-radius: 12px;
  padding: 18px 20px;
}
.no-service[hidden],
.service-normal[hidden] { display: none; }
.no-service .ns-title { font-size: 15px; font-weight: 700; color: #b45309; }
.no-service .ns-desc { font-size: 13px; color: var(--acct-text-2); }
.no-service .ns-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 4px; }

.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.stat-box {
  background: var(--acct-bg-subtle);
  border: 1px solid var(--acct-border);
  border-radius: 11px;
  padding: 14px;
  text-align: center;
}
.stat-box .num { font-size: 20px; font-weight: 700; color: var(--acct-text); font-variant-numeric: tabular-nums; }
.stat-box .lbl { font-size: 12px; color: var(--acct-text-3); margin-top: 3px; }

.usage-line { margin-top: 14px; }
.usage-line .ul-head { display: flex; justify-content: space-between; font-size: 12px; color: var(--acct-text-3); margin-bottom: 6px; }
.usage-bar { height: 8px; border-radius: 999px; background: var(--acct-bg-subtle); border: 1px solid var(--acct-border); overflow: hidden; }
.usage-bar i { display: block; height: 100%; width: 0; border-radius: 999px; background: linear-gradient(90deg, var(--acct-accent), #5686fe); transition: width .6s ease; }

.model-usage { margin: 16px 0; padding: 14px; border: 1px solid var(--acct-border); border-radius: 11px; background: var(--acct-bg-subtle); }
.model-usage-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.model-usage-head h3 { font-size: 13px; font-weight: 700; }
.model-usage-head span { color: var(--acct-text-3); font-size: 12px; }
.model-usage-chart { display: flex; flex-direction: column; gap: 11px; }
.model-usage-row { min-width: 0; }
.model-usage-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 5px; font-size: 12px; }
.model-usage-name { min-width: 0; overflow: hidden; color: var(--acct-text-2); font-weight: 600; text-overflow: ellipsis; white-space: nowrap; }
.model-usage-value { flex: none; color: var(--acct-text-3); font-variant-numeric: tabular-nums; }
.model-usage-track { height: 8px; overflow: hidden; border: 1px solid var(--acct-border); border-radius: 999px; background: var(--acct-bg); }
.model-usage-track i { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--acct-accent), #6b96ff); transition: width .4s ease; }
.model-usage-empty { margin: 0; color: var(--acct-text-3); font-size: 13px; }

.usage-toolbar {
  display: flex;
  align-items: center;
  gap: 10px 14px;
  flex-wrap: wrap;
  padding: 12px;
  border: 1px solid var(--acct-border);
  border-radius: 11px;
  background: var(--acct-bg-subtle);
}
.usage-presets { display: flex; gap: 7px; flex-wrap: wrap; }
.usage-preset, .usage-page-button {
  min-height: 32px;
  border: 1px solid var(--acct-border);
  border-radius: 8px;
  background: var(--acct-bg);
  color: var(--acct-text-2);
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 10px;
  cursor: pointer;
}
.usage-preset:hover, .usage-page-button:hover { border-color: var(--acct-accent); color: var(--acct-accent-strong); }
.usage-preset.active { border-color: var(--acct-accent); background: var(--acct-accent-tint); color: var(--acct-accent-strong); }
.usage-preset:disabled, .usage-page-button:disabled { opacity: .5; cursor: not-allowed; }
.usage-custom { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; font-size: 12px; color: var(--acct-text-3); }
.usage-custom label { display: flex; align-items: center; gap: 5px; white-space: nowrap; }
.usage-custom input {
  height: 32px;
  border: 1px solid var(--acct-border);
  border-radius: 8px;
  padding: 0 7px;
  background: var(--acct-bg);
  color: var(--acct-text);
  font: inherit;
  font-size: 12px;
}
.usage-custom input:focus { outline: none; border-color: var(--acct-accent); box-shadow: 0 0 0 3px rgba(65, 118, 230, .12); }
.usage-error { width: 100%; margin: 0; color: var(--acct-danger); font-size: 12px; }

.usage-calendar {
  margin-top: 18px;
  border-top: 1px solid var(--acct-border);
  padding-top: 16px;
}
.usage-calendar-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}
.usage-calendar-head h3 { font-size: 13px; font-weight: 700; }
.usage-calendar-head span { font-size: 12px; color: var(--acct-text-3); }
.usage-calendar-navigation { display: flex; align-items: center; gap: 8px; }
.usage-calendar-navigation[hidden] { display: none; }
.usage-calendar-navigation > span { min-width: 88px; text-align: center; font-variant-numeric: tabular-nums; }
.usage-page-button { width: 28px; min-height: 28px; padding: 0; font-size: 18px; line-height: 1; }
.usage-calendar-note { margin: 0 0 12px; color: var(--acct-text-3); font-size: 12px; line-height: 1.5; }
.usage-calendar-panels { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; }
.usage-calendar-panels-double { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.usage-month-panel { box-sizing: border-box; height: 648px; min-width: 0; padding: 12px; border: 1px solid var(--acct-border); border-radius: 12px; background: #fff; }
.usage-month-title { margin: 0 0 10px; color: var(--acct-text-2); font-size: 13px; font-weight: 700; text-align: center; }
.usage-weekdays { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 7px; margin-bottom: 5px; }
.usage-weekdays span { color: var(--acct-text-3); font-size: 11px; text-align: center; }
.usage-weekdays .usage-weekend-name { color: #c56c55; }
.usage-calendar-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); grid-template-rows: repeat(6, minmax(0, 1fr)); gap: 7px; height: 568px; }
.usage-day {
  box-sizing: border-box;
  position: relative;
  min-height: 0;
  height: 100%;
  padding: 7px 6px;
  border: 1px solid var(--acct-border);
  border-radius: 9px;
  background: var(--acct-bg-subtle);
  font-variant-numeric: tabular-nums;
}
.usage-day-date { display: flex; align-items: center; justify-content: space-between; gap: 4px; color: var(--acct-text-3); font-size: 10px; line-height: 1.25; }
.usage-day-number { color: var(--acct-text-2); font-size: 13px; font-weight: 700; }
.usage-day-context { min-height: 15px; margin-top: 3px; color: var(--acct-text-3); font-size: 10px; line-height: 1.35; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.usage-day-lunar { min-height: 15px; color: var(--acct-text-3); font-size: 10px; line-height: 1.35; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.usage-day-value { display: block; margin-top: 3px; color: var(--acct-text-2); font-size: 11px; line-height: 1.25; overflow: hidden; text-align: right; text-overflow: ellipsis; }
.usage-day-selected { border-color: #acd9bd; box-shadow: 0 0 0 1px rgba(53, 158, 93, .12); }
.usage-range-dot { width: 7px; height: 7px; flex: 0 0 auto; border-radius: 50%; background: #28a75d; box-shadow: 0 0 0 2px #e1f5e7; }
.usage-day-weekend:not(.usage-day-holiday) .usage-day-number, .usage-day-weekend:not(.usage-day-holiday) .usage-day-context { color: #c56c55; }
.usage-day-holiday { border-color: #f0c98f; background: #fffaf0; }
.usage-day-holiday .usage-day-number, .usage-day-holiday .usage-day-context { color: #bd6a10; }
.usage-day-workday { border-style: dashed; }
.usage-level-1 { background: #edf3fe; border-color: #d5e2fb; }
.usage-level-2 { background: #dce9ff; border-color: #bcd3fb; }
.usage-level-3 { background: #b8d1ff; border-color: #94b8f5; }
.usage-level-4 { background: #4176e6; border-color: #4176e6; }
.usage-level-4 .usage-day-date, .usage-level-4 .usage-day-number, .usage-level-4 .usage-day-context, .usage-level-4 .usage-day-lunar, .usage-level-4 .usage-day-value { color: #fff; }
.usage-level-4 .usage-range-dot { background: #d6fae1; box-shadow: 0 0 0 2px rgba(26, 83, 54, .3); }
.usage-day-empty { border-color: #edf0f3; background: #fcfcfd; }

.usage-log { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--acct-border); }
.usage-log-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.usage-log-head h3 { font-size: 13px; font-weight: 700; }
.usage-log-head span { color: var(--acct-text-3); font-size: 12px; }
.usage-log-table-wrap { overflow-x: auto; border: 1px solid var(--acct-border); border-radius: 10px; }
.usage-log table { width: 100%; min-width: 420px; border-collapse: collapse; font-size: 12px; }
.usage-log th, .usage-log td { padding: 10px 12px; border-bottom: 1px solid var(--acct-border); text-align: left; font-variant-numeric: tabular-nums; }
.usage-log th { background: var(--acct-bg-subtle); color: var(--acct-text-3); font-weight: 600; }
.usage-log tbody tr:last-child td { border-bottom: none; }
.usage-log-number { text-align: right !important; }
.usage-log-empty { margin: 0; padding: 18px; color: var(--acct-text-3); text-align: center; font-size: 13px; }
.usage-log-pagination { display: flex; align-items: center; justify-content: flex-end; gap: 10px; margin-top: 10px; color: var(--acct-text-3); font-size: 12px; }

.cdk-row { display: flex; gap: 10px; }
.cdk-row input {
  flex: 1;
  height: 42px;
  padding: 0 14px;
  border: 1px solid var(--acct-border);
  border-radius: 10px;
  font: inherit;
  font-size: 14px;
  font-family: var(--acct-mono);
  outline: none;
}
.cdk-row input:focus { border-color: var(--acct-accent); box-shadow: 0 0 0 3px rgba(65, 118, 230, 0.12); }
.cdk-msg { display: none; font-size: 13px; margin-top: 10px; border-radius: 9px; padding: 10px 12px; }
.cdk-msg.show { display: block; }
.cdk-msg.ok { color: #15803d; background: rgba(34, 197, 94, 0.08); border: 1px solid rgba(34, 197, 94, 0.25); }
.cdk-msg.err { color: var(--acct-danger); background: rgba(239, 68, 68, 0.07); border: 1px solid rgba(239, 68, 68, 0.2); }

.security-row { display: flex; gap: 12px; flex-wrap: wrap; }

.pending-note {
  font-size: 13px;
  color: var(--acct-accent-strong);
  background: var(--acct-accent-tint);
  border: 1px dashed var(--acct-accent-border);
  border-radius: 9px;
  padding: 10px 12px;
  margin-bottom: 14px;
}

/* ── 购买弹窗 ── */
.modal-backdrop {
  position: fixed; inset: 0;
  z-index: 1000;
  background: rgba(15, 17, 21, 0.45);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  opacity: 0; visibility: hidden;
  transition: opacity .25s, visibility .25s;
}
.modal-backdrop.open { opacity: 1; visibility: visible; }
.modal {
  width: min(420px, 100%);
  background: var(--acct-bg);
  border: 1px solid var(--acct-border);
  border-radius: 22px;
  padding: 26px 26px 22px;
  box-shadow: 0 30px 70px rgba(15, 17, 21, 0.3);
  transform: translateY(14px) scale(.97);
  transition: transform .25s cubic-bezier(.16,1,.3,1);
  max-height: calc(100vh - 48px);
  overflow-y: auto;
}
.modal-backdrop.open .modal { transform: none; }
.modal h2 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.modal .modal-sub { font-size: 13px; color: var(--acct-text-2); margin-bottom: 18px; }
.modal-close {
  position: absolute;
  top: 14px; right: 14px;
  width: 32px; height: 32px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--acct-text-3);
  font-size: 16px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.modal-close:hover { background: var(--acct-bg-subtle); color: var(--acct-text); }
.modal-body { position: relative; }
.wechat-block {
  text-align: center;
  border: 1px solid var(--acct-border);
  border-radius: 14px;
  padding: 20px 16px;
  background: var(--acct-bg-subtle);
}
.wechat-block .w-label { font-size: 13px; color: var(--acct-text-3); margin-bottom: 8px; }
.wechat-block .w-id { font-size: 20px; font-weight: 700; letter-spacing: .5px; }
.wechat-block .w-copy {
  margin-top: 12px;
  display: inline-flex;
  align-items: center; gap: 6px;
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  color: var(--acct-accent-strong);
  background: var(--acct-accent-tint);
  border: 1px solid var(--acct-accent-border);
  border-radius: 999px;
  padding: 7px 16px;
  cursor: pointer;
}
.wechat-block .w-copy.copied { color: #15803d; background: rgba(34,197,94,.1); border-color: rgba(34,197,94,.3); }
.wechat-block .w-qr { margin-top: 16px; }
.wechat-block .w-qr img {
  width: 140px; height: 140px;
  object-fit: contain;
  border: 1px solid var(--acct-border);
  border-radius: 12px;
  background: #fff;
}
.modal-tip {
  margin-top: 14px;
  font-size: 12.5px;
  color: var(--acct-text-3);
  line-height: 1.7;
  text-align: center;
}
.modal-tip b { color: var(--acct-text-2); }
.modal-actions { margin-top: 16px; display: flex; flex-direction: column; gap: 10px; }

/* ── 页脚 ── */
.site-footer {
  border-top: 1px solid var(--acct-border);
  padding: 32px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--acct-text-3);
}
.footer-links { display: flex; gap: 18px; }
.footer-links a:hover { color: var(--acct-accent-strong); }

/* ── 响应式 ── */
@media (max-width: 720px) {
  .nav-links { display: none; }
  .info-grid { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .usage-calendar-panels-double { grid-template-columns: minmax(0, 1fr); }
  .usage-month-panel { height: 528px; padding: 9px; }
  .usage-calendar-grid { gap: 5px; height: 450px; }
  .usage-day { min-height: 0; padding: 6px 4px; }
  .usage-day-context, .usage-day-lunar { font-size: 9px; }
  .usage-day-value { font-size: 11px; }
  .usage-toolbar { align-items: stretch; }
  .usage-presets { width: 100%; }
  .usage-preset { flex: 1 1 76px; }
  .usage-custom { width: 100%; }
  .usage-custom label { flex: 1 1 130px; }
  .usage-custom input { width: 100%; min-width: 0; }
  .usage-log-pagination { justify-content: space-between; }
  .cdk-row { flex-direction: column; }
  .acct-main { padding: 28px 0 56px; }
  .center-card { padding: 18px 16px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}