/* Components. One section each, matching the macros in templates/ui/. */

/* ---- icon ---------------------------------------------------------------------- */

.icon {
  width: 20px;
  height: 20px;
  flex: none;
  display: inline-block;
  vertical-align: -4px;
  fill: none;
  stroke: currentColor;
}

.icon.s16 {
  width: 16px;
  height: 16px;
  vertical-align: -3px;
}

.icon.s24 {
  width: 24px;
  height: 24px;
}

.icon.s32 {
  width: 32px;
  height: 32px;
}

/* ---- button ---------------------------------------------------------------------- */

.btn {
  --btn-bg: var(--card);
  --btn-fg: var(--ink);
  --btn-border: var(--control);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s2);
  min-height: var(--tap);
  padding: 0 var(--s4);
  border: 1px solid var(--btn-border);
  border-radius: var(--r-control);
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition:
    background var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease),
    transform var(--t-fast) var(--ease);
}

a.btn {
  color: var(--btn-fg);
}

.btn:hover {
  border-color: var(--ink);
}

.btn:active {
  transform: translateY(1px);
}

.btn.primary {
  --btn-bg: var(--primary);
  --btn-fg: var(--on-primary);
  --btn-border: var(--primary);
}

.btn.primary:hover {
  --btn-bg: var(--primary-hover);
  --btn-border: var(--primary-hover);
}

.btn.quiet {
  --btn-bg: transparent;
  --btn-border: transparent;
  --btn-fg: var(--link);
}

.btn.quiet:hover {
  --btn-bg: var(--neutral-soft);
}

.btn.danger {
  --btn-fg: var(--danger);
  --btn-border: var(--danger);
}

.btn.danger:hover {
  --btn-bg: var(--danger-soft);
}

.btn.danger.solid {
  --btn-bg: var(--danger);
  --btn-fg: var(--card);
}

.btn.lg {
  min-height: 52px;
  padding: 0 var(--s6);
  font-size: var(--text-lg);
}

.btn.sm {
  position: relative;
  min-height: 36px;
  padding: 0 var(--s3);
  font-size: var(--text-sm);
}

/* Small controls look small but still get a 44px hit area. */
.btn.sm::after,
a.chip::after,
.chip .remove::after,
.toast .close::after {
  content: "";
  position: absolute;
  inset: -4px;
}

a.chip,
.chip .remove,
.toast .close {
  position: relative;
}

.chip .remove::after {
  inset: -10px;
}

.toast .close::after {
  inset: -6px;
}

.btn.block {
  width: 100%;
}

.btn[disabled],
.btn[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

.btn .spinner {
  display: none;
}

/* Busy: a second tap can't submit twice. */
.btn.is-loading {
  pointer-events: none;
}

.btn.is-loading .spinner {
  display: inline-block;
}

.btn.is-loading .btn-icon {
  display: none;
}

.btn .loading-text {
  display: none;
}

.btn.is-loading[data-loading] .label {
  display: none;
}

.btn.is-loading[data-loading] .loading-text {
  display: inline;
}

.spinner {
  animation: spin 900ms linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .spinner {
    animation-duration: 3s;
  }
}

/* ---- chip ------------------------------------------------------------------------ */

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--s1);
  min-height: 36px;
  padding: 0 var(--s3);
  border: 1px solid var(--control);
  border-radius: var(--r-pill);
  background: var(--card);
  color: var(--ink);
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: 1.2;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--t-fast) var(--ease);
}

/* Taller hit area without a taller pill. */
button.chip,
label.chip {
  position: relative;
}

button.chip::after,
label.chip::after {
  content: "";
  position: absolute;
  inset: -4px 0;
}

.chip:hover {
  border-color: var(--ink);
}

.chip[aria-pressed="true"],
.chip.on,
.chip:has(input:checked) {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--on-primary);
}

.chip input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.chip:has(input:focus-visible) {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.chip.status {
  cursor: default;
  background: var(--neutral-soft);
  border-color: transparent;
}

.chip .remove {
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  margin-right: -6px;
  border: 0;
  border-radius: var(--r-pill);
  background: transparent;
  color: inherit;
  cursor: pointer;
}

.chip .remove:hover {
  background: var(--neutral-soft);
}

/* ---- segmented control ------------------------------------------------------------ */

.segmented {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--control);
  border-radius: calc(var(--r-control) + 3px);
  background: var(--card);
}

.segmented label {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s1);
  min-width: 44px;
  min-height: 38px;
  padding: 0 var(--s3);
  border-radius: var(--r-control);
  font-weight: 500;
  cursor: pointer;
}

/* 38px to look at, 44px to tap. */
.segmented label::after {
  content: "";
  position: absolute;
  inset: -3px 0;
}

.segmented input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.segmented label:has(input:checked) {
  background: var(--primary);
  color: var(--on-primary);
}

.segmented label:has(input:focus-visible) {
  outline: 3px solid var(--focus);
  outline-offset: 1px;
}

/* ---- switch ---------------------------------------------------------------------- */

.switch {
  display: inline-flex;
  align-items: center;
  gap: var(--s3);
  min-height: var(--tap);
  cursor: pointer;
}

.switch input {
  appearance: none;
  position: relative;
  flex: none;
  width: 48px;
  height: 28px;
  margin: 0;
  border: 1px solid var(--control);
  border-radius: var(--r-pill);
  background: var(--neutral-soft);
  cursor: pointer;
  transition: background var(--t-med) var(--ease);
}

.switch input::before {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--muted);
  transition: transform var(--t-med) var(--ease);
}

.switch input:checked {
  background: var(--primary);
  border-color: var(--primary);
}

.switch input:checked::before {
  background: var(--on-primary);
  transform: translateX(20px);
}

.switch input:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.switch .state {
  color: var(--muted);
  font-size: var(--text-sm);
}

/* ---- form field ------------------------------------------------------------------ */

.field {
  display: grid;
  gap: var(--s1);
  margin-bottom: var(--s4);
}

.field > label,
.field > .label {
  font-weight: 600;
}

.field .help {
  color: var(--muted);
  font-size: var(--text-sm);
}

.field .error {
  display: flex;
  gap: var(--s1);
  align-items: center;
  color: var(--danger);
  font-size: var(--text-sm);
}

.input,
.field input:not([type="checkbox"], [type="radio"]),
.field select,
.field textarea {
  width: 100%;
  min-height: var(--tap);
  padding: var(--s2) var(--s3);
  border: 1px solid var(--control);
  border-radius: var(--r-control);
  background: var(--raised);
  color: var(--ink);
  /* 16px stops iOS from zooming into the field. */
  font-size: var(--text-md);
}

.input:hover,
.field input:hover,
.field select:hover {
  border-color: var(--ink);
}

.field.invalid input,
.field.invalid select,
.input[aria-invalid="true"] {
  border-color: var(--danger);
}

.input::placeholder,
.field input::placeholder {
  color: var(--muted);
}

/* ---- picker: a popover, or a bottom sheet on small screens ------------------------- */

.picker {
  position: relative;
  display: inline-block;
}

.picker-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--s2);
  min-width: 8.5rem;
  min-height: var(--tap);
  padding: 0 var(--s3);
  border: 1px solid var(--control);
  border-radius: var(--r-control);
  background: var(--raised);
  color: var(--ink);
  font-weight: 500;
  text-align: left;
  cursor: pointer;
}

.picker-btn:hover {
  border-color: var(--ink);
}

.picker-popup {
  position: absolute;
  top: calc(100% + var(--s2));
  left: 0;
  z-index: 40;
  width: max-content;
  min-width: 17rem;
  max-width: min(22rem, calc(100vw - 2 * var(--s4)));
  padding: var(--s3);
  border: 1px solid var(--hairline);
  border-radius: var(--r-card);
  background: var(--raised);
  box-shadow: var(--shadow);
}

.picker-popup.flip-x {
  left: auto;
  right: 0;
}

.picker-popup.flip-y {
  top: auto;
  bottom: calc(100% + var(--s2));
}

.picker-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s2);
  margin-bottom: var(--s2);
}

.picker-title {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  font-weight: 600;
}

.picker-scrim {
  display: none;
}

@media (max-width: 640px) {
  .picker-popup,
  .picker-popup.flip-x,
  .picker-popup.flip-y {
    position: fixed;
    inset: auto 0 0;
    width: 100%;
    max-width: none;
    max-height: 80dvh;
    overflow-y: auto;
    padding: var(--s4) var(--s4) calc(var(--s4) + var(--safe-bottom));
    border-radius: var(--r-sheet) var(--r-sheet) 0 0;
    animation: sheet-up var(--t-slow) var(--ease);
  }

  .picker-popup::before {
    content: "";
    display: block;
    width: 40px;
    height: 4px;
    margin: 0 auto var(--s3);
    border-radius: var(--r-pill);
    background: var(--hairline);
  }

  .picker-scrim {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 39;
    background: var(--scrim);
  }
}

@keyframes sheet-up {
  from {
    transform: translateY(100%);
  }
}

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  text-align: center;
}

.cal-dow {
  color: var(--muted);
  font-size: var(--text-sm);
  padding: var(--s1) 0;
}

.cal-cell {
  min-height: 40px;
  border: 1px solid transparent;
  border-radius: var(--r-control);
  background: transparent;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  cursor: pointer;
}

.cal-cell:hover {
  background: var(--neutral-soft);
}

.cal-cell.muted {
  color: var(--muted);
}

.cal-cell:disabled {
  opacity: 0.35;
  cursor: default;
  pointer-events: none;
}

.cal-cell.today {
  border-color: var(--accent);
}

.cal-cell.on {
  background: var(--primary);
  color: var(--on-primary);
}

.time-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-height: 16rem;
  overflow-y: auto;
  margin-top: var(--s2);
}

.time-chip {
  min-height: 40px;
  border: 0;
  border-radius: var(--r-control);
  background: transparent;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  cursor: pointer;
}

.time-chip:hover {
  background: var(--neutral-soft);
}

.time-chip.on {
  background: var(--primary);
  color: var(--on-primary);
}

.time-chip.pinned {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--raised);
}

.time-chip.pinned.on {
  background: var(--primary);
}

/* ---- card, list row --------------------------------------------------------------- */

.card {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--r-card);
  padding: var(--s4) var(--s5);
  margin-bottom: var(--s4);
}

.card > h2,
.card-head {
  margin-bottom: var(--s3);
}

.card-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--s2);
}

.card-head h2 {
  margin: 0;
}

.card.flush {
  padding: 0;
  overflow: hidden;
}

.list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.list-row {
  display: flex;
  align-items: center;
  gap: var(--s3);
  min-height: 56px;
  padding: var(--s3) var(--s5);
  border-top: 1px solid var(--hairline);
  color: var(--ink);
  text-decoration: none;
}

.list-row:first-child {
  border-top: 0;
}

a.list-row:hover {
  background: var(--neutral-soft);
}

.list-row .lead {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  flex: none;
  border-radius: var(--r-control);
  background: var(--neutral-soft);
  color: var(--muted);
}

.list-row .body {
  flex: 1;
  min-width: 0;
}

.list-row .title {
  display: block;
  font-weight: 600;
}

.list-row .sub {
  display: block;
  color: var(--muted);
  font-size: var(--text-sm);
}

.list-row .trail {
  display: flex;
  align-items: center;
  gap: var(--s2);
  color: var(--muted);
}

/* ---- tee-time chip ----------------------------------------------------------------- */

.tee-times {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s2);
}

.tee {
  display: inline-grid;
  grid-template-columns: auto auto;
  align-items: baseline;
  column-gap: var(--s2);
  min-height: var(--tap);
  padding: var(--s1) var(--s3);
  border: 1px solid var(--hairline);
  border-radius: var(--r-control);
  background: var(--raised);
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  text-decoration: none;
}

a.tee {
  color: var(--ink);
}

a.tee:hover {
  border-color: var(--primary);
}

.tee .time {
  font-weight: 700;
  font-size: var(--text-md);
}

.tee .meta {
  color: var(--muted);
  font-size: var(--text-sm);
}

.tee .note-course {
  grid-column: 1 / -1;
}

.tee .note {
  grid-column: 1 / -1;
  color: var(--warning);
  font-size: var(--text-sm);
}

/* On a phone the details go under the time, so two or three times fit on a row. */
@media (max-width: 640px) {
  .tee {
    grid-template-columns: auto;
  }
}

/* ---- stat tile --------------------------------------------------------------------- */

.stat {
  display: grid;
  gap: var(--s1);
}

.stat .label {
  color: var(--muted);
  font-size: var(--text-sm);
}

.stat .value {
  font-family: var(--font-serif);
  font-size: var(--text-3xl);
  font-weight: 600;
  line-height: 1.1;
  /* Newsreader's default figures are old-style; a number that big should sit level. */
  font-variant-numeric: lining-nums tabular-nums;
}

.stat .sub {
  color: var(--muted);
  font-size: var(--text-sm);
}

/* ---- badge: tone plus an icon, so status is never colour alone ---------------------- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--s1);
  padding: 2px var(--s2);
  border-radius: var(--r-pill);
  background: var(--neutral-soft);
  color: var(--muted);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.5;
  white-space: nowrap;
}

.badge.ok {
  background: var(--ok-soft);
  color: var(--ok);
}

.badge.warning {
  background: var(--warning-soft);
  color: var(--warning);
}

.badge.danger {
  background: var(--danger-soft);
  color: var(--danger);
}

/* ---- empty state -------------------------------------------------------------------- */

.empty {
  display: grid;
  justify-items: center;
  gap: var(--s2);
  padding: var(--s8) var(--s4);
  text-align: center;
}

.empty .art {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--neutral-soft);
  color: var(--accent);
}

.empty h3 {
  font-size: var(--text-lg);
}

.empty p {
  max-width: 28rem;
  margin: 0;
  color: var(--muted);
}

/* ---- notice (inline banner) -------------------------------------------------------- */

.notice {
  display: flex;
  gap: var(--s3);
  align-items: flex-start;
  padding: var(--s3) var(--s4);
  border-radius: var(--r-card);
  border: 1px solid var(--hairline);
  background: var(--neutral-soft);
  margin-bottom: var(--s4);
}

.notice.danger {
  background: var(--danger-soft);
  border-color: transparent;
  color: var(--danger);
}

.notice.warning {
  background: var(--warning-soft);
  border-color: transparent;
  color: var(--warning);
}

.notice.ok {
  background: var(--ok-soft);
  border-color: transparent;
  color: var(--ok);
}

.notice .body {
  flex: 1;
  min-width: 0;
}

/* ---- toast -------------------------------------------------------------------------- */

.toasts {
  position: fixed;
  z-index: 60;
  left: 50%;
  bottom: calc(76px + var(--safe-bottom));
  transform: translateX(-50%);
  display: grid;
  gap: var(--s2);
  width: min(28rem, calc(100vw - 2 * var(--s4)));
  pointer-events: none;
}

@media (min-width: 1024px) {
  .toasts {
    bottom: var(--s6);
  }
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--s3);
  padding: var(--s3) var(--s4);
  border-radius: var(--r-card);
  background: var(--ink);
  color: var(--canvas);
  box-shadow: var(--shadow);
  pointer-events: auto;
  animation: toast-in var(--t-slow) var(--ease);
}

.toast .body {
  flex: 1;
}

.toast .close {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: var(--r-pill);
  background: transparent;
  color: inherit;
  cursor: pointer;
}

.toast.danger .icon {
  color: var(--danger-soft);
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
}

/* ---- sheet / dialog -------------------------------------------------------------------- */

dialog.sheet {
  width: min(28rem, calc(100vw - 2 * var(--s4)));
  padding: var(--s5);
  border: 1px solid var(--hairline);
  border-radius: var(--r-sheet);
  background: var(--raised);
  color: var(--ink);
  box-shadow: var(--shadow);
}

dialog.sheet::backdrop {
  background: var(--scrim);
}

dialog.sheet h2 {
  margin-bottom: var(--s2);
}

dialog.sheet .actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--s2);
  margin-top: var(--s5);
}

@media (max-width: 640px) {
  dialog.sheet {
    width: 100%;
    max-width: none;
    margin: auto 0 0;
    padding-bottom: calc(var(--s5) + var(--safe-bottom));
    border-radius: var(--r-sheet) var(--r-sheet) 0 0;
    animation: sheet-up var(--t-slow) var(--ease);
  }

  dialog.sheet .actions {
    flex-direction: column-reverse;
  }

  dialog.sheet .actions .btn {
    width: 100%;
  }
}

/* ---- skeleton ----------------------------------------------------------------------- */

.skeleton {
  width: 100%;
  display: grid;
  gap: var(--s2);
}

.skeleton span {
  display: block;
  height: 14px;
  border-radius: var(--r-pill);
  background: linear-gradient(
    90deg,
    var(--neutral-soft) 0%,
    var(--hairline) 50%,
    var(--neutral-soft) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.4s ease-in-out infinite;
}

.skeleton span:nth-child(3n + 2) {
  width: 80%;
}

.skeleton span:nth-child(3n) {
  width: 60%;
}

@keyframes shimmer {
  from {
    background-position: 200% 0;
  }

  to {
    background-position: -200% 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .skeleton span {
    animation: none;
  }
}

/* ---- htmx --------------------------------------------------------------------------- */

.htmx-indicator {
  display: none;
}

.htmx-request .htmx-indicator,
.htmx-request.htmx-indicator {
  display: inline-flex;
}

/* ---- table -------------------------------------------------------------------------- */

.table-wrap {
  position: relative;
  overflow-x: auto;
}

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

th,
td {
  padding: var(--s3) var(--s2);
  border-bottom: 1px solid var(--hairline);
  text-align: left;
  vertical-align: middle;
}

th {
  color: var(--muted);
  font-size: var(--text-sm);
  font-weight: 600;
}

tr:last-child td {
  border-bottom: 0;
}

/* A picker inside a scrolling table would be clipped by the table's overflow. On wide
   screens the popover needs to escape; on phones it's a fixed sheet anyway. */
@media (min-width: 641px) {
  .table-wrap:has(.picker) {
    overflow: visible;
  }
}

/* ---- course logos ---------------------------------------------------------------------
   A course's small square picture: its logo on a light tile (logos are drawn for white
   pages, so they keep one in the dark theme too), or its initials on a coloured tile. */

.logo {
  display: inline-grid;
  place-items: center;
  flex: none;
  width: 32px;
  height: 32px;
  border-radius: var(--r-control);
  object-fit: contain;
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  user-select: none;
}

img.logo {
  padding: 2px;
  border: 1px solid var(--hairline);
  background: var(--logo-bg);
}

.logo.sm {
  width: 24px;
  height: 24px;
  border-radius: 6px;
}

.logo.lg {
  width: 40px;
  height: 40px;
}

.logo.initials {
  color: var(--on-tile);
}

.logo.tone-0 { background: var(--tile-0); }
.logo.tone-1 { background: var(--tile-1); }
.logo.tone-2 { background: var(--tile-2); }
.logo.tone-3 { background: var(--tile-3); }
.logo.tone-4 { background: var(--tile-4); }
.logo.tone-5 { background: var(--tile-5); }

/* Two letters only just fit a small tile at 14px. */
.logo.sm.initials {
  overflow: hidden;
  letter-spacing: -0.04em;
}

/* A logo beside a name. */
.named {
  display: flex;
  align-items: center;
  gap: var(--s3);
  min-width: 0;
}

.named > div {
  min-width: 0;
}