/* paluwagan — visual identity
   Palette: deep teal-indigo (trust, the ledger cover) + coral (the turn that
   moves) on a warm paper tint. Money-around-a-table, not a fintech dashboard. */

:root {
  --paper: #f6f1e7;
  --paper-2: #efe7d6;
  --ink: #17302f;
  --ink-2: #40514f;
  --ink-3: #6b7a77;
  --teal: #0f3d3e;
  --teal-2: #16585a;
  --teal-line: #cdd8cf;
  --coral: #e2593f;
  --coral-soft: #f6ddd4;
  --gold: #c98a17;
  --card: #fffdf8;
  --card-line: #e4dcc9;
  --paid: #1f7a52;
  --paid-soft: #dcefe2;
  --shadow: 0 1px 2px rgba(23, 48, 47, 0.06), 0 6px 20px rgba(23, 48, 47, 0.07);
  --radius: 14px;
  --radius-sm: 9px;
  --maxw: 1060px;
  --fs-display: clamp(2.1rem, 1.2rem + 3.4vw, 3.5rem);

  --font-ui: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Iowan Old Style", "Palatino Linotype", Palatino, "URW Palladio L", Georgia, "Times New Roman", serif;
  --font-num: ui-monospace, "SF Mono", "Cascadia Mono", "Roboto Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0c1f1f;
    --paper-2: #102827;
    --ink: #eef2ea;
    --ink-2: #c2cfca;
    --ink-3: #8ba09a;
    --teal: #7fd6cf;
    --teal-2: #a7e6df;
    --teal-line: #21403d;
    --coral: #f2795f;
    --coral-soft: #3a2019;
    --gold: #e0b45c;
    --card: #12292a;
    --card-line: #244543;
    --paid: #4fce9a;
    --paid-soft: #16332a;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.35), 0 8px 26px rgba(0, 0, 0, 0.35);
  }
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-ui);
  color: var(--ink);
  background:
    radial-gradient(120% 60% at 100% 0%, color-mix(in srgb, var(--coral) 6%, transparent), transparent 60%),
    var(--paper);
  line-height: 1.55;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--coral);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

.sr-only {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -48px;
  background: var(--teal);
  color: #fff;
  padding: 8px 14px;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  z-index: 20;
  transition: top 0.15s ease;
}
.skip-link:focus {
  top: 0;
}

/* ---------- top bar ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px clamp(16px, 4vw, 40px);
  border-bottom: 1px solid var(--card-line);
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter: saturate(1.1) blur(6px);
  position: sticky;
  top: 0;
  z-index: 10;
  flex-wrap: wrap;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--teal);
}
.brand-mark {
  display: inline-flex;
}
.brand-name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.01em;
  font-weight: 600;
  color: var(--ink);
}
.privacy-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--ink-2);
  background: var(--card);
  border: 1px solid var(--card-line);
  padding: 6px 12px;
  border-radius: 999px;
}
.privacy-chip .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--paid);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--paid) 25%, transparent);
}

/* ---------- layout ---------- */
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(20px, 4vw, 40px) clamp(16px, 4vw, 40px) 64px;
}

/* ---------- hero / empty state ---------- */
.hero {
  padding: clamp(24px, 5vw, 56px) 0 8px;
  max-width: 44rem;
}
.eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 700;
  margin: 0 0 14px;
}
.hero-title {
  font-family: var(--font-display);
  font-size: var(--fs-display);
  line-height: 1.04;
  letter-spacing: -0.01em;
  margin: 0 0 18px;
  color: var(--ink);
  font-weight: 600;
}
.hero-lede {
  font-size: 1.1rem;
  color: var(--ink-2);
  max-width: 38rem;
  margin: 0 0 26px;
}
.hero-points {
  list-style: none;
  padding: 0;
  margin: 40px 0 0;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
}
.hero-points li {
  background: var(--card);
  border: 1px solid var(--card-line);
  border-left: 3px solid var(--coral);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  color: var(--ink-2);
  font-size: 0.95rem;
}
.hero-points strong {
  color: var(--ink);
  display: block;
  margin-bottom: 2px;
}

/* ---------- buttons ---------- */
.btn {
  font: inherit;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 10px 18px;
  cursor: pointer;
  background: transparent;
  color: var(--ink);
  transition: transform 0.06s ease, background 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
  line-height: 1.2;
}
.btn:active {
  transform: translateY(1px);
}
.btn:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--coral) 55%, transparent);
  outline-offset: 2px;
}
.btn-lg {
  padding: 13px 24px;
  font-size: 1.02rem;
}
.btn-sm {
  padding: 7px 13px;
  font-size: 0.85rem;
}
.btn-primary {
  background: var(--teal);
  color: #fbf7ee;
  box-shadow: var(--shadow);
}
.btn-primary:hover {
  background: var(--teal-2);
}
.btn-secondary {
  background: var(--card);
  border-color: var(--card-line);
  color: var(--ink);
}
.btn-secondary:hover {
  border-color: var(--teal);
}
.btn-ghost {
  border-color: var(--card-line);
  color: var(--ink-2);
  background: color-mix(in srgb, var(--card) 60%, transparent);
}
.btn-ghost:hover {
  border-color: var(--teal);
  color: var(--ink);
}
.btn-danger {
  background: var(--coral);
  color: #fff;
}
.btn-danger:hover {
  background: color-mix(in srgb, var(--coral) 85%, #000);
}
.empty-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
#view-empty .btn + .btn {
  margin-left: 10px;
}
@media (max-width: 460px) {
  #view-empty .btn {
    width: 100%;
    margin: 0 0 10px !important;
  }
}

/* ---------- group head ---------- */
.group-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}
.group-switch,
.group-tools {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.group-select {
  font: inherit;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--ink);
  background: transparent;
  border: none;
  border-bottom: 2px solid var(--card-line);
  padding: 4px 24px 4px 2px;
  max-width: min(60vw, 360px);
  cursor: pointer;
}
.group-select:focus-visible {
  outline: none;
  border-bottom-color: var(--coral);
}

/* ---------- dashboard ---------- */
.dash {
  margin-bottom: 28px;
}
.dash-grid {
  display: grid;
  grid-template-columns: minmax(220px, 300px) 1fr;
  gap: 20px;
  align-items: stretch;
}
@media (max-width: 720px) {
  .dash-grid {
    grid-template-columns: 1fr;
  }
}
.ring-card {
  background: var(--card);
  border: 1px solid var(--card-line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.ring-wrap {
  width: 100%;
  max-width: 240px;
}
.ring-wrap svg {
  width: 100%;
  height: auto;
  display: block;
}
.ring-caption {
  margin: 0;
  font-size: 0.82rem;
  color: var(--ink-3);
  text-align: center;
}
.stat-stack {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 520px) {
  .stat-stack {
    grid-template-columns: 1fr;
  }
}
.stat {
  background: var(--card);
  border: 1px solid var(--card-line);
  border-radius: var(--radius);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  box-shadow: var(--shadow);
}
.stat-accent {
  border-color: color-mix(in srgb, var(--coral) 40%, var(--card-line));
  background: linear-gradient(180deg, var(--coral-soft), var(--card));
}
.stat-label {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--ink-3);
  font-weight: 700;
}
.stat-value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.15;
}
.stat-sub {
  font-size: 0.82rem;
  color: var(--ink-2);
}

/* ---------- tabs ---------- */
.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--card-line);
  margin-bottom: 20px;
  overflow-x: auto;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar {
  display: none;
}
.tab {
  font: inherit;
  font-weight: 600;
  background: none;
  border: none;
  color: var(--ink-3);
  padding: 11px 16px;
  cursor: pointer;
  border-bottom: 2.5px solid transparent;
  margin-bottom: -1px;
  white-space: nowrap;
}
.tab:hover {
  color: var(--ink);
}
.tab[aria-selected="true"] {
  color: var(--teal);
  border-bottom-color: var(--coral);
}
.tab:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--coral) 55%, transparent);
  outline-offset: -3px;
  border-radius: 4px;
}

/* ---------- period nav ---------- */
.period-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--card-line);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.period-title {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.period-title .pt-main {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
}
.period-title .pt-sub {
  font-size: 0.82rem;
  color: var(--ink-3);
}
.period-steppers {
  display: inline-flex;
  gap: 8px;
  align-items: center;
}
.period-recipient {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--coral-soft);
  color: var(--ink);
  border-radius: 999px;
  padding: 6px 14px;
  font-weight: 600;
  font-size: 0.9rem;
}
.period-recipient .tag {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--coral);
  font-weight: 800;
}

/* ---------- ledger rows ---------- */
.ledger-list {
  display: grid;
  gap: 8px;
}
.ledger-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--card-line);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
}
.ledger-row.is-recipient {
  border-color: color-mix(in srgb, var(--coral) 45%, var(--card-line));
  background: linear-gradient(90deg, var(--coral-soft), var(--card) 55%);
}
.ledger-name {
  font-weight: 600;
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ledger-badge {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-weight: 800;
  color: var(--coral);
  flex: none;
}
.pay-toggle {
  --sz: 30px;
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border: 1px solid var(--card-line);
  background: var(--paper-2);
  color: var(--ink-2);
  border-radius: 999px;
  padding: 5px 14px 5px 6px;
  font: inherit;
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  flex: none;
}
.pay-toggle .box {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  border: 2px solid var(--ink-3);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: transparent;
  flex: none;
}
.pay-toggle[aria-pressed="true"] {
  background: var(--paid-soft);
  border-color: var(--paid);
  color: var(--paid);
}
.pay-toggle[aria-pressed="true"] .box {
  background: var(--paid);
  border-color: var(--paid);
  color: #fff;
}
.pay-toggle:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--coral) 55%, transparent);
  outline-offset: 2px;
}
.pay-toggle .late {
  color: var(--gold);
  font-size: 0.72rem;
}

/* ---------- members & trust ---------- */
.member-cards {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
}
.member-card {
  background: var(--card);
  border: 1px solid var(--card-line);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}
.member-card h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.trust-badge {
  font-size: 0.8rem;
  font-weight: 800;
  font-family: var(--font-num);
  padding: 3px 9px;
  border-radius: 999px;
}
.trust-high {
  background: var(--paid-soft);
  color: var(--paid);
}
.trust-mid {
  background: color-mix(in srgb, var(--gold) 18%, transparent);
  color: var(--gold);
}
.trust-low {
  background: var(--coral-soft);
  color: var(--coral);
}
.trust-none {
  background: var(--paper-2);
  color: var(--ink-3);
}
.trust-meter {
  height: 8px;
  border-radius: 999px;
  background: var(--paper-2);
  overflow: hidden;
  margin-bottom: 12px;
}
.trust-meter span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--paid), var(--teal));
  border-radius: 999px;
}
.member-figures {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
  text-align: center;
}
.member-figures div {
  background: var(--paper-2);
  border-radius: var(--radius-sm);
  padding: 8px 6px;
}
.member-figures .fig-label {
  display: block;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-3);
  font-weight: 700;
}
.member-figures .fig-val {
  font-family: var(--font-num);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ink);
}
.net-pos {
  color: var(--paid);
}
.net-neg {
  color: var(--coral);
}

/* ---------- schedule table ---------- */
.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--card-line);
  border-radius: var(--radius);
  background: var(--card);
  -webkit-overflow-scrolling: touch;
}
table.schedule {
  border-collapse: collapse;
  width: 100%;
  min-width: 520px;
  font-size: 0.88rem;
}
table.schedule th,
table.schedule td {
  padding: 9px 12px;
  text-align: center;
  border-bottom: 1px solid var(--card-line);
  white-space: nowrap;
}
table.schedule thead th {
  position: sticky;
  top: 0;
  background: var(--paper-2);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-3);
  z-index: 1;
}
table.schedule th.period-col,
table.schedule td.period-col {
  text-align: left;
  position: sticky;
  left: 0;
  background: var(--card);
  z-index: 2;
  border-right: 1px solid var(--card-line);
}
table.schedule thead th.period-col {
  z-index: 3;
  background: var(--paper-2);
}
table.schedule td.cell-paid {
  color: var(--paid);
  font-weight: 700;
}
table.schedule td.cell-unpaid {
  color: var(--ink-3);
}
table.schedule tr.recipient-row td.period-col {
  border-left: 3px solid var(--coral);
}
.recipient-pill {
  display: inline-block;
  background: var(--coral-soft);
  color: var(--coral);
  font-weight: 800;
  font-size: 0.72rem;
  border-radius: 999px;
  padding: 2px 8px;
}
.tick {
  font-size: 1rem;
}

/* ---------- dialogs ---------- */
.dialog {
  border: none;
  border-radius: var(--radius);
  padding: 0;
  background: var(--card);
  color: var(--ink);
  box-shadow: 0 12px 50px rgba(0, 0, 0, 0.3);
  max-width: 560px;
  width: calc(100vw - 32px);
}
.dialog::backdrop {
  background: color-mix(in srgb, var(--ink) 55%, transparent);
  backdrop-filter: blur(2px);
}
.dialog-form {
  padding: clamp(18px, 4vw, 28px);
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-height: min(86vh, 760px);
  overflow-y: auto;
}
.dialog-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin: 0;
  font-weight: 600;
}
.dialog-lede,
.dialog-note {
  color: var(--ink-2);
  font-size: 0.92rem;
  margin: 0;
}
.dialog-note {
  min-height: 1.2em;
  color: var(--paid);
}
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.field label,
.members-field legend {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--ink-2);
}
.field input,
.field select {
  font: inherit;
  padding: 10px 12px;
  border: 1px solid var(--card-line);
  border-radius: var(--radius-sm);
  background: var(--paper);
  color: var(--ink);
  width: 100%;
}
.field input:focus-visible,
.field select:focus-visible {
  outline: none;
  border-color: var(--coral);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--coral) 25%, transparent);
}
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 480px) {
  .field-row {
    grid-template-columns: 1fr;
  }
}
.members-field {
  border: 1px solid var(--card-line);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin: 0;
}
.hint {
  font-size: 0.8rem;
  color: var(--ink-3);
  margin: 0 0 10px;
}
.member-editor {
  list-style: none;
  margin: 0 0 12px;
  padding: 0;
  display: grid;
  gap: 6px;
}
.member-editor li {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--paper-2);
  border-radius: var(--radius-sm);
  padding: 6px 8px 6px 12px;
}
.member-editor .mnum {
  font-family: var(--font-num);
  font-size: 0.78rem;
  color: var(--coral);
  font-weight: 700;
  width: 1.6em;
  flex: none;
}
.member-editor .mname {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 600;
}
.member-editor .miconbtn {
  font: inherit;
  border: 1px solid var(--card-line);
  background: var(--card);
  color: var(--ink-2);
  border-radius: 7px;
  width: 30px;
  height: 30px;
  cursor: pointer;
  flex: none;
  line-height: 1;
}
.member-editor .miconbtn:hover:not(:disabled) {
  border-color: var(--teal);
  color: var(--ink);
}
.member-editor .miconbtn:disabled {
  opacity: 0.35;
  cursor: default;
}
.member-editor .mremove:hover {
  border-color: var(--coral);
  color: var(--coral);
}
.add-member {
  display: flex;
  gap: 8px;
}
.add-member input {
  flex: 1 1 auto;
  font: inherit;
  padding: 9px 12px;
  border: 1px solid var(--card-line);
  border-radius: var(--radius-sm);
  background: var(--paper);
  color: var(--ink);
}
.error-text {
  color: var(--coral);
  font-size: 0.84rem;
  margin: 0;
  font-weight: 600;
}
.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 4px;
}
.data-actions {
  display: grid;
  gap: 10px;
}

/* ---------- footer ---------- */
.site-foot {
  border-top: 1px solid var(--card-line);
  padding: 22px clamp(16px, 4vw, 40px);
  color: var(--ink-3);
  font-size: 0.85rem;
  text-align: center;
}
.site-foot p {
  max-width: 60ch;
  margin: 0 auto;
}

/* ---------- rotation ring signature ---------- */
.ring-node text {
  font-family: var(--font-ui);
}
.ring-track {
  fill: none;
  stroke: var(--teal-line);
  stroke-width: 2;
}
.ring-node-dot {
  fill: var(--card);
  stroke: var(--teal-line);
  stroke-width: 2;
}
.ring-node.done .ring-node-dot {
  fill: var(--paid);
  stroke: var(--paid);
}
.ring-node.current .ring-node-dot {
  fill: var(--coral);
  stroke: var(--coral);
}
.ring-node.current {
  filter: drop-shadow(0 0 4px color-mix(in srgb, var(--coral) 60%, transparent));
}
.ring-center-label {
  fill: var(--ink-3);
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
}
.ring-center-value {
  fill: var(--ink);
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    animation: none !important;
    scroll-behavior: auto !important;
  }
}