:root {
  --bg: #f7efe6;
  --surface: rgba(255, 250, 244, 0.88);
  --surface-strong: #fffdf9;
  --surface-tint: rgba(255, 244, 235, 0.92);
  --text: #2e221d;
  --muted: #7e6c64;
  --line: rgba(163, 111, 78, 0.16);
  --accent: #cd7141;
  --accent-deep: #9c4f28;
  --accent-soft: rgba(205, 113, 65, 0.12);
  --success: #2c7f5d;
  --warning: #d25a45;
  --shadow: 0 20px 40px rgba(142, 88, 56, 0.12);
  --shadow-soft: 0 8px 18px rgba(142, 88, 56, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(214, 144, 108, 0.18), transparent 24%),
    radial-gradient(circle at right center, rgba(238, 204, 186, 0.3), transparent 18%),
    linear-gradient(180deg, #fbf5ee 0%, #f5ece2 100%);
  color: var(--text);
}

button,
input,
textarea {
  font: inherit;
}

.hidden {
  display: none !important;
}

.app-shell {
  min-height: 100vh;
  padding: 28px;
}

.login-view {
  min-height: calc(100vh - 56px);
  display: grid;
  grid-template-columns: 1.18fr 0.92fr;
  gap: 24px;
  align-items: stretch;
}

.brand-panel,
.card,
.topbar {
  background: var(--surface);
  border: 1px solid rgba(163, 111, 78, 0.1);
  border-radius: 8px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.brand-panel {
  padding: 56px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 560px;
  background:
    linear-gradient(140deg, rgba(255, 252, 248, 0.72), rgba(255, 242, 233, 0.9)),
    url("https://images.unsplash.com/photo-1518611012118-696072aa579a?auto=format&fit=crop&w=1200&q=80") center/cover;
  background-blend-mode: screen;
}

.brand-panel h1 {
  max-width: 520px;
  margin: 8px 0 16px;
  font-size: clamp(38px, 4vw, 58px);
  line-height: 1.04;
}

.intro {
  max-width: 420px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

.default-admin {
  margin-top: 28px;
  display: inline-flex;
  gap: 8px;
  align-self: flex-start;
  padding: 12px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(163, 111, 78, 0.14);
}

.eyebrow,
.section-kicker {
  margin: 0;
  color: var(--accent-deep);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.auth-card {
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
}

.card {
  padding: 22px;
}

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}

.card-head h3,
.auth-card h2 {
  margin: 6px 0 0;
  font-size: 24px;
}

label {
  display: grid;
  gap: 8px;
}

label span {
  color: var(--muted);
  font-size: 14px;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--text);
  box-shadow: inset 0 1px 2px rgba(82, 55, 35, 0.04);
}

textarea {
  resize: vertical;
}

.primary-btn,
.ghost-btn,
.icon-btn,
.report-download,
.lightbox-close {
  cursor: pointer;
}

.primary-btn,
.ghost-btn,
.icon-btn {
  border: none;
}

.primary-btn,
.ghost-btn {
  height: 44px;
  border-radius: 999px;
}

.primary-btn {
  background: linear-gradient(135deg, var(--accent), #ea9852);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 10px 18px rgba(205, 113, 65, 0.24);
}

.ghost-btn,
.icon-btn {
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(163, 111, 78, 0.2);
  color: var(--accent-deep);
}

.icon-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.message {
  min-height: 24px;
  margin: 0;
  color: var(--accent-deep);
}

.main-layout {
  display: grid;
  gap: 22px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 22px 26px;
}

.topbar h2 {
  margin: 8px 0 0;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.08;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.role-badge {
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-deep);
}

.content-grid,
.member-grid,
.admin-grid {
  display: grid;
  gap: 18px;
}

.member-grid,
.admin-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.full-span {
  grid-column: 1 / -1;
}

.stack-form,
.upload-form {
  display: grid;
  gap: 14px;
}

.weekly-status {
  display: grid;
  gap: 10px;
}

.week-chip {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(163, 111, 78, 0.1);
}

.week-chip.warning {
  border-color: rgba(210, 90, 69, 0.3);
  background: rgba(210, 90, 69, 0.08);
}

.status-done {
  color: var(--success);
  font-weight: 700;
}

.status-miss {
  color: var(--warning);
  font-weight: 700;
}

.trend-head {
  align-items: center;
}

.trend-summary {
  display: grid;
  justify-items: end;
  gap: 2px;
  color: var(--muted);
  font-size: 12px;
}

.trend-summary strong {
  color: var(--accent-deep);
  font-size: 24px;
}

.trend-chart {
  width: 100%;
  height: 260px;
  display: block;
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.66), rgba(255, 245, 238, 0.94));
  border: 1px solid rgba(163, 111, 78, 0.08);
}

.calendar-headbar {
  align-items: center;
}

.calendar-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.66);
  border: 1px solid rgba(163, 111, 78, 0.12);
}

.calendar-month-label {
  min-width: 88px;
  text-align: center;
  font-weight: 700;
  color: var(--accent-deep);
}

.calendar {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 6px;
}

.calendar-head,
.calendar-cell {
  border-radius: 8px;
  border: 1px solid rgba(163, 111, 78, 0.12);
}

.calendar-head {
  padding: 7px 2px;
  text-align: center;
  background: rgba(205, 113, 65, 0.08);
  color: var(--accent-deep);
  font-weight: 700;
  font-size: 12px;
}

.calendar-cell {
  min-height: 86px;
  padding: 7px 6px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.34);
}

.calendar-cell.has-record {
  background: linear-gradient(180deg, rgba(255, 248, 243, 0.98), rgba(255, 242, 233, 0.88));
  border-color: rgba(205, 113, 65, 0.24);
}

.calendar-cell.empty {
  background: rgba(142, 60, 27, 0.04);
}

.day-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 4px;
}

.day-number {
  font-weight: 700;
  font-size: 14px;
}

.day-count {
  color: var(--muted);
  font-size: 10px;
}

.day-weight {
  margin-top: 4px;
  min-height: 17px;
  font-size: 11px;
  font-weight: 700;
  color: var(--accent-deep);
  line-height: 1.2;
  word-break: break-word;
}

.day-records {
  margin-top: 6px;
  display: grid;
  gap: 4px;
}

.day-record {
  padding: 3px 5px;
  border-radius: 6px;
  background: rgba(205, 113, 65, 0.12);
  font-size: 10px;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.day-record.more {
  background: rgba(156, 79, 40, 0.08);
  color: var(--accent-deep);
}

.report-gallery {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px;
}

.report-item {
  overflow: hidden;
  border-radius: 8px;
  border: 1px solid rgba(163, 111, 78, 0.12);
  background: #fff;
  cursor: zoom-in;
  box-shadow: var(--shadow-soft);
}

.report-item img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.report-meta {
  padding: 10px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.report-title {
  color: var(--text);
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.report-footer {
  margin-top: 6px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.report-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 76px;
  height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(205, 113, 65, 0.24);
  background: rgba(205, 113, 65, 0.08);
  color: var(--accent-deep);
  text-decoration: none;
  font-size: 12px;
  font-weight: 700;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 32px;
  background: rgba(44, 34, 28, 0.78);
  backdrop-filter: blur(6px);
}

.lightbox img {
  max-width: min(92vw, 1100px);
  max-height: 82vh;
  border-radius: 8px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  background: #fff;
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 24px;
  height: 42px;
  padding: 0 16px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.member-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}

.member-card {
  padding: 16px;
  border-radius: 8px;
  border: 1px solid rgba(163, 111, 78, 0.12);
  background: rgba(255, 255, 255, 0.82);
  cursor: pointer;
}

.member-card h4 {
  margin: 0 0 10px;
}

.member-card p {
  margin: 6px 0;
  color: var(--muted);
  font-size: 14px;
}

.member-card .alert {
  color: var(--warning);
  font-weight: 700;
}

.member-detail {
  display: grid;
  gap: 18px;
}

.empty-state {
  min-height: 140px;
  place-items: center;
  color: var(--muted);
}

.detail-block {
  display: grid;
  gap: 10px;
}

.record-table {
  width: 100%;
  border-collapse: collapse;
}

.record-table th,
.record-table td {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(163, 111, 78, 0.12);
  text-align: left;
  font-size: 14px;
}

@media (max-width: 980px) {
  .app-shell {
    padding: 16px;
  }

  .login-view,
  .member-grid,
  .admin-grid {
    grid-template-columns: 1fr;
  }

  .brand-panel {
    min-height: 320px;
    padding: 28px;
  }

  .topbar {
    padding: 18px 18px 16px;
  }

  .topbar h2 {
    font-size: 24px;
  }

  .calendar-headbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .calendar-toolbar {
    align-self: stretch;
    justify-content: center;
  }

  .calendar {
    gap: 4px;
  }

  .calendar-head {
    padding: 6px 1px;
    font-size: 10px;
  }

  .calendar-cell {
    min-height: 76px;
    padding: 6px 4px;
  }

  .day-number {
    font-size: 13px;
  }

  .day-weight {
    min-height: 16px;
    font-size: 10px;
  }

  .day-count,
  .day-record {
    font-size: 9px;
  }

  .trend-summary {
    justify-items: start;
  }

  .trend-chart {
    height: 220px;
  }

  .report-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .report-meta {
    padding: 8px;
    font-size: 12px;
  }

  .report-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .report-download {
    width: 100%;
  }

  .lightbox {
    padding: 18px;
  }
}