:root {
  --bg: #f7f4ed;
  --surface: #fffdf7;
  --surface-strong: #eef7f3;
  --primary: #163f35;
  --primary-soft: #dcebe3;
  --aqua: #82c8bb;
  --coral: #d96f5f;
  --text: #20312c;
  --muted: #6c7b75;
  --border: #dfe4da;
  --shadow: 0 18px 45px rgba(28, 57, 47, 0.08);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.app-shell {
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: 16px;
}

.brand-panel {
  display: grid;
  gap: 14px;
  padding: 24px 4px 18px;
}

.brand-panel h1,
.topbar h2,
.panel h3,
.timeline-panel h3,
.status-card h3 {
  margin: 0;
  letter-spacing: 0;
}

.brand-panel h1 {
  font-size: 36px;
  color: var(--primary);
}

.lede {
  max-width: 620px;
  margin: 8px 0 0;
  color: var(--muted);
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.privacy-note,
.field-hint {
  color: var(--muted);
  font-size: 14px;
}

.auth-card,
.panel,
.timeline-panel,
.status-card,
.recovery-dialog {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.auth-card {
  padding: 16px;
}

.tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin-bottom: 16px;
  padding: 4px;
  background: var(--primary-soft);
  border-radius: var(--radius);
}

.tab-button {
  min-height: 44px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--primary);
  font-weight: 700;
}

.tab-button.is-active {
  background: var(--surface);
}

.auth-pane {
  display: none;
}

.auth-pane:not(.is-active) {
  display: none !important;
}

.auth-pane.is-active {
  display: grid;
}

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

label {
  display: grid;
  gap: 7px;
  color: var(--text);
  font-weight: 700;
}

input,
textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  color: var(--text);
  padding: 10px 12px;
  outline: none;
}

textarea {
  resize: vertical;
}

input:focus,
textarea:focus {
  border-color: var(--aqua);
  box-shadow: 0 0 0 3px rgba(130, 200, 187, 0.25);
}

.primary-button,
.secondary-button,
.icon-button {
  min-height: 44px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  padding: 10px 14px;
  font-weight: 800;
  transition: transform 150ms ease, background 150ms ease, border-color 150ms ease;
}

.primary-button {
  background: var(--primary);
  color: #fff;
}

.secondary-button,
.icon-button {
  background: var(--primary-soft);
  color: var(--primary);
  border-color: var(--border);
}

.primary-button:active,
.secondary-button:active,
.icon-button:active {
  transform: translateY(1px);
}

.primary-button:disabled,
.secondary-button:disabled,
.icon-button:disabled {
  cursor: wait;
  opacity: 0.68;
  transform: none;
}

.danger {
  color: var(--coral);
}

.message {
  min-height: 22px;
  margin: 12px 0 0;
  color: var(--muted);
}

.message.error {
  color: var(--coral);
}

.admin-link {
  display: inline-flex;
  margin-top: 12px;
  color: var(--primary);
  font-weight: 700;
}

.workspace {
  animation: fadeIn 220ms ease both;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 10px 0 16px;
}

.workspace-grid {
  display: grid;
  gap: 16px;
}

.left-column {
  display: grid;
  gap: 16px;
}

.status-card {
  padding: 20px;
  background: var(--surface-strong);
}

.status-card.is-due {
  border-color: rgba(217, 111, 95, 0.4);
  background: #fff2ef;
}

.status-card h3 {
  font-size: 28px;
  color: var(--primary);
}

.status-card.is-due h3 {
  color: var(--coral);
}

.status-card p:last-child {
  margin-bottom: 0;
}

.panel,
.timeline-panel {
  padding: 16px;
}

.settings-panel {
  gap: 12px;
}

.photo-preview {
  width: 100%;
  max-height: 260px;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 14px;
}

.timeline {
  display: grid;
  gap: 12px;
}

.timeline.empty-state {
  min-height: 160px;
  place-items: center;
  color: var(--muted);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

.record-card {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
}

.record-card img,
.photo-fallback {
  width: 88px;
  height: 88px;
  border-radius: 7px;
  object-fit: cover;
  background: var(--primary-soft);
}

.photo-fallback {
  display: grid;
  place-items: center;
  color: var(--primary);
  font-weight: 800;
}

.record-content {
  min-width: 0;
}

.record-content h4 {
  margin: 0 0 4px;
}

.record-content p {
  margin: 0;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.record-actions {
  margin-top: 10px;
}

.text-button {
  border: 0;
  background: transparent;
  color: var(--coral);
  padding: 0;
  font-weight: 800;
}

.recovery-dialog {
  width: min(420px, calc(100% - 32px));
  padding: 20px;
  color: var(--text);
}

.recovery-dialog::backdrop {
  background: rgba(21, 39, 34, 0.42);
}

.recovery-dialog code {
  display: block;
  margin: 14px 0;
  padding: 12px;
  border-radius: var(--radius);
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 18px;
  font-weight: 800;
  overflow-wrap: anywhere;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (min-width: 860px) {
  .app-shell {
    padding: 28px;
  }

  .brand-panel {
    grid-template-columns: 1fr 320px;
    align-items: end;
  }

  .auth-card {
    width: min(460px, 100%);
  }

  .workspace-grid {
    grid-template-columns: 390px minmax(0, 1fr);
    align-items: start;
  }

  .timeline-panel {
    min-height: 640px;
  }
}