:root {
  --bg: #fafaf7;
  --fg: #1a1a1a;
  --muted: #888;
  --line: #e4e4e0;
  --green: #86efac;
  --green-dark: #16a34a;
  --red: #fca5a5;
  --accent: #2563eb;
  --danger: #b91c1c;
  --cell-off: #ececea;
  --card: #ffffff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.5;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 0.75rem 1rem 4rem;
}

a { color: var(--accent); }
h1 { margin-top: 0; }
.muted { color: var(--muted); }
.small { font-size: 0.85em; }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--line);
  background: white;
}
.brand {
  font-weight: 700;
  text-decoration: none;
  color: var(--fg);
  font-size: 1.15rem;
}
nav { display: flex; gap: 1rem; align-items: center; }
nav a { text-decoration: none; }
nav a:hover { text-decoration: underline; }

.inline { display: inline; }
.link {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  padding: 0;
  font: inherit;
}
.link:hover { text-decoration: underline; }
.link.danger { color: var(--danger); }

.flash {
  list-style: none;
  padding: 0.75rem 1rem;
  margin: 0 0 1rem;
  background: #fff3cd;
  border: 1px solid #f0d27a;
  border-radius: 6px;
}
.flash li { padding: 0; }

.epigraph-bottom {
  margin: 2.5rem 0 0;
  padding: 0;
  font-style: italic;
  color: var(--muted);
  text-align: center;
  font-size: 0.9rem;
  line-height: 1.4;
}

.locked {
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1.25rem;
  text-align: center;
  color: var(--muted);
}

/* User list (explore, followers, following) */
.user-list { list-style: none; padding: 0; margin: 1rem 0; }
.user-list li { margin-bottom: 0.5rem; }
.user-card {
  display: flex;
  flex-direction: column;
  padding: 0.75rem 1rem;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  text-decoration: none;
  color: var(--fg);
}
.user-card:hover { border-color: var(--accent); }
.user-name { font-weight: 600; }
.user-name .lock { font-size: 0.8rem; margin-left: 0.25rem; }
.user-meta { font-size: 0.85rem; color: var(--muted); margin-top: 0.15rem; }

/* Auth forms */
.auth-form { display: flex; flex-direction: column; gap: 0.75rem; max-width: 320px; }
.auth-form label { display: flex; flex-direction: column; font-size: 0.9rem; color: var(--muted); }
.auth-form input {
  font-size: 1rem;
  padding: 0.5rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: white;
  margin-top: 0.25rem;
}
.auth-form small { color: var(--muted); margin-top: 0.25rem; }
.auth-form button {
  align-self: flex-start;
  padding: 0.5rem 1rem;
  font-size: 1rem;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

/* Profile header */
.grid-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}
.grid-header h1 { margin: 0; font-size: 1.35rem; font-weight: 600; }
.header-left { display: flex; align-items: baseline; gap: 0.6rem; flex-wrap: wrap; min-width: 0; }
.header-meta { font-size: 0.85rem; color: var(--muted); display: inline-flex; gap: 0.4rem; align-items: baseline; white-space: nowrap; }
.header-meta .dot { color: var(--line); }
.header-meta .meta-link { color: var(--muted); text-decoration: none; }
.header-meta .meta-link strong { color: var(--fg); }
.header-meta .meta-link:hover { color: var(--fg); }
.header-right { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }

.profile-meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}
.profile-meta .view-select-wrap { margin-left: auto; }
.view-select-wrap { position: relative; display: inline-block; }
.view-select-wrap::after {
  content: "▾";
  position: absolute;
  right: 0.55rem;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--muted);
  font-size: 0.7rem;
}
.view-select {
  font-size: 0.85rem;
  padding: 0.25rem 1.6rem 0.25rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: white;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  color: var(--fg);
  font-family: inherit;
}
.view-select:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.profile-meta strong { color: var(--fg); }
.profile-meta .dot { color: var(--line); }
.profile-meta .meta-link { color: var(--muted); text-decoration: none; }
.profile-meta .meta-link:hover { color: var(--fg); }

.btn-follow {
  margin-left: 0.5rem;
  padding: 0.3rem 0.9rem;
  font-size: 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: white;
  cursor: pointer;
  font-weight: 500;
}
.btn-follow:hover { opacity: 0.9; }
.btn-follow.active { background: white; color: var(--accent); }
.btn-follow.active:hover { background: #fee2e2; border-color: var(--danger); color: var(--danger); }

/* Self settings row (visibility + unit) */
.self-settings { display: flex; gap: 0.5rem; align-items: center; margin-bottom: 1rem; }
.vis-toggle, .unit-toggle {
  font-size: 0.8rem;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: white;
  white-space: nowrap;
}
.vis-toggle.vis-private   { color: var(--muted); }
.vis-toggle.vis-followers { color: #b45309; border-color: #fde68a; background: #fffbeb; }
.vis-toggle.vis-public    { color: #166534; border-color: #bbf7d0; background: #f0fdf4; }
.vis-toggle:hover, .unit-toggle:hover { border-color: var(--accent); }
.unit-toggle { color: var(--fg); text-transform: uppercase; letter-spacing: 0.03em; font-weight: 600; }

/* Week / month nav */
.month-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin: 0.5rem 0 1rem;
}
.month-nav a {
  text-decoration: none;
  font-size: 1.2rem;
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  color: var(--fg);
}
.month-nav a:hover { background: white; border: 1px solid var(--line); padding: calc(0.25rem - 1px) calc(0.6rem - 1px); }
.month-title { font-weight: 600; min-width: 11rem; text-align: center; }

.today-jump-row { text-align: center; margin: -0.5rem 0 1rem; }
.today-jump { font-size: 0.8rem; text-decoration: none; color: var(--muted); }
.today-jump:hover { color: var(--accent); }

.onboard {
  background: #fffbeb;
  border: 1px dashed #fde68a;
  color: #92660c;
  border-radius: 8px;
  padding: 0.6rem 0.8rem;
  margin: 0 0 1rem;
  font-size: 0.9rem;
}

/* ---------- Logger (add panel) ---------- */
.logger {
  background: white;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.85rem;
  margin-bottom: 1.25rem;
}
.logger-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}
.logger-title { font-size: 1rem; font-weight: 600; margin: 0; }
.day-pick-wrap { display: inline-flex; align-items: center; gap: 0.35rem; }
.day-pick-label { color: var(--muted); font-size: 0.85rem; }
.day-pick {
  font-size: 0.85rem;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: white;
  font-family: inherit;
  color: var(--fg);
  cursor: pointer;
}

.presets { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 0.5rem; }
.presets > form { display: contents; }
.chip {
  background: white;
  color: var(--fg);
  font-family: inherit;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.8rem;
  cursor: pointer;
  font-size: 0.9rem;
  white-space: nowrap;
  flex-shrink: 0;
  -webkit-appearance: none;
  appearance: none;
}
.chip:hover { background: #f0f0ed; border-color: var(--accent); }

.logger-hint { font-size: 0.8rem; }

/* standalone "Rest day" pill (sits after the category dropdowns) */
.rest-pill-form { display: contents; }
.rest-pill { background: #f1f5f9; border-color: #cbd5e1; color: #475569; font-weight: 600; }
.rest-pill:hover { background: #e2e8f0; border-color: #94a3b8; }

/* Rest / Cardio entries render as plain markers (no sets/reps) */
.entry.marker { display: flex; align-items: center; gap: 0.5rem; padding: 0.35rem 0; }
.entry.marker + .entry, .entry + .entry.marker { border-top: 1px dashed var(--line); }
.marker-name { font-weight: 600; color: var(--muted); }
.entry.marker .entry-tools { margin-left: auto; }

/* Body-part preset groups — each is a dropdown so the top stays uncluttered. */
.preset-groups { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.preset-group { border: 1px solid var(--line); border-radius: 999px; background: white; }
.preset-group[open] {
  border-radius: 12px;
  flex-basis: 100%;
  border-color: var(--accent);
  background: #fbfcff;
}
.preset-group > summary {
  cursor: pointer;
  list-style: none;
  padding: 0.35rem 0.85rem;
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
  user-select: none;
}
.preset-group > summary::-webkit-details-marker { display: none; }
.preset-group > summary:hover { color: var(--accent); }
.preset-group[open] > summary { border-bottom: 1px solid var(--line); margin-bottom: 0.5rem; }
.preset-group .presets { margin: 0.25rem 0.5rem 0.5rem; }

/* an exercise pill = "add to day" chip + a small "remove from library" × */
.ex-pill { display: inline-flex; align-items: center; gap: 1px; }
.ex-del-form { display: inline; }
.ex-del {
  background: none; border: none; cursor: pointer; color: var(--muted);
  font-size: 0.95rem; line-height: 1; padding: 0 0.15rem;
}
.ex-del:hover { color: var(--danger); }

.add-ex-group .add-ex-form {
  display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; margin: 0 0.6rem 0.3rem;
}
.add-ex-form .name-input,
.add-ex-form .new-cat-input,
.cat-select {
  font-size: 1rem; padding: 0.4rem 0.5rem;
  border: 1px solid var(--line); border-radius: 6px; background: white; color: var(--fg);
}
.add-ex-form .name-input { flex: 1; min-width: 8rem; }
.cat-select { font-family: inherit; cursor: pointer; }
.add-ex-form button {
  padding: 0.45rem 1rem; background: var(--accent); color: white;
  border: none; border-radius: 6px; cursor: pointer;
}
.add-ex-hint { font-size: 0.8rem; margin: 0 0.6rem 0.6rem; }

.logger-actions { margin-top: 0.6rem; padding-top: 0.55rem; border-top: 1px solid var(--line); }

.custom-add { margin-top: 0.25rem; }
.custom-add summary {
  cursor: pointer;
  color: var(--muted);
  font-size: 0.9rem;
  padding: 0.25rem 0;
  list-style: none;
}
.custom-add summary:hover { color: var(--accent); }
.custom-add[open] summary { margin-bottom: 0.5rem; }
.add-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}
.add-form input {
  font-size: 1rem;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: white;
}
.emoji-input { width: 3rem; text-align: center; }
.name-input { flex: 1; min-width: 8rem; }
.add-form button {
  padding: 0.45rem 1rem;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

/* sets × reps @ weight cluster (shared by add form + editable entries) */
.scheme-inputs { display: inline-flex; align-items: center; gap: 0.3rem; color: var(--muted); }
.scheme-inputs input[type="number"] {
  width: 3.1rem;
  font-size: 0.95rem;
  padding: 0.35rem 0.3rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: white;
  text-align: center;
  color: var(--fg);
  -moz-appearance: textfield;
}
.scheme-inputs input[type="number"]::-webkit-outer-spin-button,
.scheme-inputs input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.scheme-inputs .at { color: var(--muted); }
.scheme-inputs .unit { font-size: 0.8rem; color: var(--muted); text-transform: lowercase; }
.scheme-inputs input.saved { background: #ecfdf5; border-color: var(--green); }
.scheme-inputs input { transition: background 0.2s, border-color 0.2s; }

/* ---------- Week (stacked, mobile-friendly) ---------- */
.adding-to { font-size: 0.85rem; color: var(--fg); }
.adding-to strong { color: var(--accent); }
.small-action { font-size: 0.8rem; }

.week { display: flex; flex-direction: column; gap: 0.6rem; }
.day-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.6rem 0.75rem;
}
.day-card.is-today { border-color: var(--accent); }
.day-card.is-rest { background: #fbfbf9; }
.day-card.is-future { opacity: 0.75; }
.week.selectable .day-card { cursor: pointer; }
.day-card.is-selected { box-shadow: 0 0 0 2px var(--accent); border-color: var(--accent); }
.day-card.is-clip-source { box-shadow: 0 0 0 2px var(--green-dark); }

.day-head { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.4rem; flex-wrap: wrap; }
.day-name { font-weight: 700; }
.day-label { color: var(--muted); font-size: 0.9rem; }
.badge-today {
  font-size: 0.7rem; font-weight: 600; color: white; background: var(--accent);
  border-radius: 999px; padding: 0.05rem 0.45rem; text-transform: uppercase; letter-spacing: 0.04em;
}
.vol-badge {
  font-size: 0.72rem; color: var(--green-dark); background: #f0fdf4;
  border: 1px solid #bbf7d0; border-radius: 999px; padding: 0.05rem 0.45rem; white-space: nowrap;
}
.day-actions { margin-left: auto; display: inline-flex; gap: 0.6rem; align-items: center; font-size: 0.8rem; }
.copy-btn, .paste-btn { font-size: 0.8rem; }
.paste-btn { color: var(--green-dark); font-weight: 600; }
.paste-form { display: none; }
body.has-clip .day-card:not(.is-clip-source) .paste-form { display: inline; }

.entries { display: flex; flex-direction: column; gap: 0.35rem; }

/* editable entry (self) — ⠿ name ✕ on top, then sets × reps @ wt underneath */
.entry { padding: 0.4rem 0; }
.entry + .entry { border-top: 1px dashed var(--line); }
.entry-head { display: flex; align-items: center; gap: 0.4rem; margin-bottom: 0.25rem; }
.drag-handle {
  cursor: grab; color: var(--muted); touch-action: none; user-select: none;
  font-size: 1rem; line-height: 1; flex-shrink: 0; padding: 0 0.1rem;
}
.drag-handle:active { cursor: grabbing; }
.entry .entry-name { flex: 0 1 auto; min-width: 0; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.entry.dragging { opacity: 0.55; background: #eef2ff; border-radius: 8px; }
body.reordering, body.reordering * { user-select: none; }
.entry .scheme-inputs { gap: 0.2rem; }
.entry .scheme-inputs input[type="number"] { width: 1.8rem; font-size: 0.88rem; padding: 0.25rem 0.15rem; }
.entry .scheme-inputs input[data-field="weight"] { width: 2.2rem; }
.entry .scheme-inputs input.saved { background: #ecfdf5; border-color: var(--green); }
.entry .scheme-inputs input.error { background: #fef2f2; border-color: var(--red); }
.del-form { flex-shrink: 0; margin-left: auto; }
.entry-tools { display: flex; align-items: center; gap: 0.3rem; }

.rest-row { display: flex; align-items: center; gap: 0.6rem; }
.rest-row .muted { font-size: 0.9rem; }

/* Read-only entry line (others' profiles + feed) */
.entry-ro {
  display: flex; align-items: baseline; gap: 0.5rem; padding: 0.2rem 0; flex-wrap: wrap;
}
.entry-ro + .entry-ro { border-top: 1px dashed var(--line); }
.entry-emoji { font-size: 1.1rem; }
.entry-name { font-weight: 500; }
.entry-scheme { color: var(--muted); font-size: 0.9rem; }
.entry-scheme .at { opacity: 0.6; }
.entry-scheme .bw { font-style: italic; }

/* ---------- Feed ---------- */
.feed-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.75rem 0.9rem;
  margin-bottom: 0.75rem;
}
.feed-head { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.4rem; }
.feed-user { font-weight: 600; text-decoration: none; }
.feed-user:hover { text-decoration: underline; }
.feed-date { color: var(--muted); font-size: 0.85rem; }
.feed-head .vol-badge { margin-left: auto; }

/* ---------- Month ---------- */
.month-grid-labels {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
  font-size: 0.8rem;
  color: var(--muted);
  text-align: center;
  margin-bottom: 4px;
}
.month-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; }
.mcell {
  position: relative;
  aspect-ratio: 1 / 1;
  background: var(--cell-off);
  border-radius: 6px;
  text-decoration: none;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
}
.mcell.empty { background: transparent; pointer-events: none; }
.mcell.has { background: var(--green); color: #14532d; font-weight: 600; }
.mcell.today { outline: 2px solid var(--accent); outline-offset: -2px; }
.mcell.future { opacity: 0.5; }
.mcell:hover { outline: 2px solid var(--accent); outline-offset: -2px; }
.mcell .mday { position: absolute; top: 3px; left: 5px; font-weight: 500; }
.mcell .mcount { font-size: 0.85rem; font-weight: 700; }

@media (max-width: 600px) {
  .topbar { padding: 0.5rem 0.75rem; }
  nav { gap: 0.6rem; font-size: 0.9rem; }
  .entry-tools { gap: 0.2rem; }
  .scheme-inputs input[type="number"] { width: 2.7rem; }
  .month-title { min-width: 8rem; }
}