/* Light and dark themes follow the visitor's system setting. */
:root {
  color-scheme: light dark;
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1c1f24;
  --muted: #5b636e;
  --border: #d4d8de;
  --accent: #2456d3;
  --accent-text: #ffffff;
  --error: #a8261b;
  --error-bg: #fdecea;
  --note-bg: #eef2fc;
  --width: 40rem;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.5;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111317;
    --card: #1b1e24;
    --text: #e8eaed;
    --muted: #9aa3ad;
    --border: #353b44;
    --accent: #7097ff;
    --accent-text: #0b1020;
    --error: #ff9b91;
    --error-bg: #3b1f1c;
    --note-bg: #1f2633;
  }
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

a {
  color: var(--accent);
}

/* Layout */

.topbar,
.stack,
footer {
  width: 100%;
  max-width: var(--width);
  margin: 0 auto;
  padding: 0 1rem;
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.brand {
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
}

.account {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.account .muted {
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.stack {
  display: grid;
  gap: 1.25rem;
}

footer {
  margin-top: 1.5rem;
  margin-bottom: 2rem;
  text-align: center;
}

.card {
  padding: 2rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
}

@media (max-width: 30rem) {
  .card {
    padding: 1.25rem;
  }
}

/* Text */

h1 {
  margin: 0 0 0.25rem;
  font-size: 1.6rem;
}

h2 {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
}

.lede {
  margin: 0 0 1.5rem;
  color: var(--muted);
}

.muted {
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.note {
  margin: 0 0 1.25rem;
  padding: 0.75rem 1rem;
  background: var(--note-bg);
  border-radius: 8px;
}

.error {
  margin: 1.25rem 0 0;
  padding: 0.75rem 1rem;
  color: var(--error);
  background: var(--error-bg);
  border-radius: 8px;
}

.stack > .error {
  margin: 0;
}

/* Form */

fieldset {
  display: grid;
  gap: 1rem;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

fieldset:disabled {
  opacity: 0.55;
}

.field {
  display: grid;
  gap: 0.35rem;
}

label {
  font-weight: 600;
  font-size: 0.95rem;
}

input,
select,
button {
  font: inherit;
}

input,
select {
  width: 100%;
  padding: 0.6rem 0.75rem;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
}

button {
  padding: 0.65rem 1rem;
  font-weight: 600;
  color: var(--accent-text);
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 8px;
  cursor: pointer;
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

button.secondary {
  padding: 0.4rem 0.9rem;
  color: var(--accent);
  background: transparent;
}

button.small {
  padding: 0.25rem 0.7rem;
  font-size: 0.85rem;
}

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

/* New link */

.result {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}

.short-link-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.short-link-row a {
  font-size: 1.1rem;
  font-weight: 600;
  word-break: break-all;
}

/* My links */

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

.link-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  column-gap: 1rem;
  padding: 0.85rem 0;
  border-top: 1px solid var(--border);
}

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

.link-row > * {
  grid-column: 1;
}

.link-row > .link-actions {
  grid-column: 2;
  grid-row: 1 / span 3;
  align-self: center;
  display: flex;
  gap: 0.5rem;
}

.link-row > .link-stats {
  grid-column: 1 / -1;
  margin-top: 0.75rem;
}

@media (max-width: 30rem) {
  .link-row > .link-actions {
    grid-column: 1;
    grid-row: auto;
    margin-top: 0.5rem;
  }
}

.link-short {
  font-weight: 600;
  word-break: break-all;
}

.link-target,
.link-meta {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--muted);
  font-size: 0.9rem;
}

.link-meta {
  font-size: 0.8rem;
}

#load-more {
  margin-top: 1rem;
}

/* Daily clicks chart */

.bars {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 4rem;
  margin-top: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.bar {
  flex: 1;
  min-height: 2px;
  background: var(--accent);
  border-radius: 2px 2px 0 0;
}

.bars-axis {
  display: flex;
  justify-content: space-between;
  margin-top: 0.25rem;
  color: var(--muted);
  font-size: 0.75rem;
}