/* training-log — single stylesheet, mobile-first, dark. */

:root {
  --bg:        #0e0f11;
  --surface:   #16181b;
  --surface-2: #1d2024;
  --line:      #292d32;
  --text:      #e7e5e1;
  --muted:     #8d9298;
  --accent:    #7fd1c4;
  --strong:    #7ec96f;
  --moderate:  #e3b341;
  --weak:      #d97757;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --w: 46rem;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.65 var(--sans);
  padding: 0 1.15rem 4rem;
  overflow-wrap: break-word;
}

.wrap { max-width: var(--w); margin: 0 auto; }

/* ---------- masthead ---------- */

.mast {
  padding: 2rem 0 0;
  border-bottom: 1px solid var(--line);
}

.mast a.home {
  font: 600 15px/1 var(--mono);
  letter-spacing: .02em;
  color: var(--text);
  text-decoration: none;
}
.mast a.home:hover { color: var(--accent); }

nav.top {
  display: flex;
  flex-wrap: wrap;
  gap: .1rem 1.05rem;
  margin: .95rem 0 .9rem;
}
nav.top a {
  font: 500 14px/1.4 var(--sans);
  color: var(--muted);
  text-decoration: none;
  padding: .2rem 0;
}
nav.top a:hover { color: var(--text); }
nav.top a[aria-current="page"] { color: var(--accent); }

/* ---------- type ---------- */

h1 {
  font-size: 1.75rem;
  line-height: 1.2;
  letter-spacing: -.015em;
  margin: 2rem 0 .4rem;
  font-weight: 620;
}
h2 {
  font-size: 1.16rem;
  line-height: 1.3;
  letter-spacing: -.008em;
  margin: 2.4rem 0 .6rem;
  font-weight: 620;
}
h3 {
  font-size: .96rem;
  margin: 1.7rem 0 .4rem;
  font-weight: 620;
  color: var(--text);
}

p { margin: 0 0 1rem; }

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

.lede {
  color: var(--muted);
  font-size: 1.02rem;
  margin-bottom: 1.6rem;
}

ul, ol { margin: 0 0 1rem; padding-left: 1.15rem; }
li { margin-bottom: .35rem; }

hr { border: 0; border-top: 1px solid var(--line); margin: 2.5rem 0; }

code {
  font: 500 .88em/1.4 var(--mono);
  background: var(--surface-2);
  padding: .1em .35em;
  border-radius: 3px;
}

/* ---------- the N=1 line ---------- */

.n1 {
  font: 400 13px/1.5 var(--mono);
  color: var(--muted);
  border-left: 2px solid var(--line);
  padding-left: .75rem;
  margin: 0 0 2rem;
}

/* ---------- cards / lists ---------- */

.card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: .95rem 1.05rem;
  margin-bottom: .6rem;
  text-decoration: none;
  color: inherit;
}
.card:hover { border-color: #3a4046; background: var(--surface-2); }
.card .k {
  font: 500 12px/1 var(--mono);
  color: var(--muted);
  letter-spacing: .04em;
  text-transform: uppercase;
  display: block;
  margin-bottom: .4rem;
}
.card .t { font-weight: 600; display: block; margin-bottom: .2rem; }
.card .d { color: var(--muted); font-size: .9rem; display: block; }

.sessions { list-style: none; padding: 0; margin: 0; }
.sessions li {
  border-bottom: 1px solid var(--line);
  margin: 0;
  padding: .8rem 0;
  display: flex;
  gap: .9rem;
  align-items: baseline;
}
.sessions time {
  font: 500 13px/1.5 var(--mono);
  color: var(--muted);
  flex: 0 0 auto;
  min-width: 5.2rem;
}
.sessions a { text-decoration: none; color: var(--text); font-weight: 500; }
.sessions a:hover { color: var(--accent); }

/* ---------- tables ---------- */

.scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 0 0 1.3rem; }

table {
  border-collapse: collapse;
  width: 100%;
  min-width: 21rem;
  font-size: .9rem;
}
th, td {
  text-align: left;
  padding: .55rem .7rem .55rem 0;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
th {
  font: 600 12px/1.4 var(--mono);
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}
td.num { font-family: var(--mono); font-size: .88rem; white-space: nowrap; }

/* evidence grades */
.g { font: 600 11px/1 var(--mono); letter-spacing: .05em; text-transform: uppercase; white-space: nowrap; }
.g-strong   { color: var(--strong); }
.g-moderate { color: var(--moderate); }
.g-weak     { color: var(--weak); }

/* ---------- notes / callouts ---------- */

.note {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 2px solid var(--accent);
  border-radius: 0 6px 6px 0;
  padding: .85rem 1rem;
  margin: 0 0 1.4rem;
  font-size: .94rem;
}
.note p:last-child { margin-bottom: 0; }

/* ---------- footer ---------- */

footer {
  margin-top: 3.5rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
  font: 400 13px/1.6 var(--mono);
  color: var(--muted);
}
footer a { color: var(--muted); }

/* ---------- private gate ---------- */

.gate { max-width: 22rem; margin: 3rem auto; }
.gate input {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--text);
  font: 400 16px/1.4 var(--mono);
  padding: .7rem .8rem;
  margin-bottom: .6rem;
}
.gate input:focus { outline: none; border-color: var(--accent); }
.gate button {
  width: 100%;
  background: var(--accent);
  color: #0e0f11;
  border: 0;
  border-radius: 6px;
  font: 600 15px/1 var(--sans);
  padding: .75rem;
  cursor: pointer;
}
.gate .err { color: var(--weak); font: 400 13px/1.5 var(--mono); min-height: 1.2rem; }

@media (min-width: 40rem) {
  body { padding-left: 2rem; padding-right: 2rem; }
  h1 { font-size: 2.05rem; }
}

/* ---------- session builder ---------- */

.hint { color: var(--muted); font-size: .88rem; margin: 0 0 .5rem; }

.chips { display: flex; flex-wrap: wrap; gap: .4rem; margin: 0 0 1.4rem; }
.chip {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font: 500 13px/1 var(--sans);
  padding: .52rem .85rem;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.chip:hover { color: var(--text); border-color: #3a4046; }
.chip.on {
  background: var(--accent);
  border-color: var(--accent);
  color: #0e0f11;
  font-weight: 600;
}

.blk { border-top: 1px solid var(--line); padding: .9rem 0; }
.blk:last-of-type { border-bottom: 1px solid var(--line); margin-bottom: 1.6rem; }

.tog { display: flex; align-items: center; gap: .6rem; cursor: pointer; font-weight: 560; }
.tog input { width: 1.05rem; height: 1.05rem; accent-color: var(--accent); cursor: pointer; }

.sub { padding: .9rem 0 0 1.65rem; }
.sub.off { display: none; }
.sub .chips { margin-bottom: .9rem; }
.sub .hint:not(:first-child) { margin-top: .9rem; }

.row { display: flex; flex-wrap: wrap; gap: .55rem; margin: 1.5rem 0 0; }
.row button {
  background: var(--accent); color: #0e0f11; border: 0; border-radius: 6px;
  font: 600 14px/1 var(--sans); padding: .78rem 1.15rem; cursor: pointer;
}
.row button.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
.row button.ghost:hover { border-color: #3a4046; }

.status { font: 400 13px/1.55 var(--mono); color: var(--muted); margin: .8rem 0 0; min-height: 1.3rem; }
.status.err { color: var(--weak); }

/* --- generated session --- */

.sessmeta { font: 400 12.5px/1.6 var(--mono); color: var(--muted); margin: 0 0 1.6rem; }

.sblk { margin: 0 0 1.9rem; }
.sblk h3 {
  display: flex; align-items: baseline; justify-content: space-between; gap: 1rem;
  margin: 0 0 .3rem; font-size: 1.02rem;
}
.sblk .mins { font: 500 12px/1 var(--mono); color: var(--accent); flex: 0 0 auto; }
.sub-note { color: var(--muted); font-size: .89rem; margin: 0 0 .7rem; }

.exlist { list-style: none; padding: 0; margin: 0; }
.exlist li {
  display: flex; align-items: baseline; gap: .8rem;
  border-bottom: 1px solid var(--line);
  padding: .62rem 0; margin: 0;
}
.exlist li:first-child { border-top: 1px solid var(--line); }
.ex { flex: 1 1 auto; display: flex; flex-wrap: wrap; gap: .15rem .7rem; align-items: baseline; }
.exn { font-weight: 540; }
.exd { font: 400 12.5px/1.5 var(--mono); color: var(--muted); }

.swap {
  flex: 0 0 auto; background: transparent; border: 1px solid var(--line);
  border-radius: 5px; color: var(--muted);
  font: 500 11px/1 var(--mono); letter-spacing: .04em; text-transform: uppercase;
  padding: .38rem .5rem; cursor: pointer;
}
.swap:hover { color: var(--accent); border-color: var(--accent); }

/* ---------- builder v2: recency, logging, history ---------- */

.ago {
  font: 500 11px/1.5 var(--mono);
  color: var(--moderate);
  letter-spacing: .02em;
}
.prev {
  font: 500 11.5px/1.5 var(--mono);
  color: var(--accent);
}

.exlist li.logrow {
  padding: 0 0 .6rem;
  border-bottom: 1px solid var(--line);
}
.loginput {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 5px;
  color: var(--text);
  font: 400 13px/1.5 var(--mono);
  padding: .45rem .6rem;
}
.loginput:focus { outline: none; border-color: var(--accent); }
.loginput::placeholder { color: #5d6268; }

.sessions .swap.hdel { margin-left: auto; }
.sessions li.hdetail { display: block; padding: 0 0 .9rem; border-bottom: 1px solid var(--line); }
.hbody .sub-note { margin: .7rem 0 .25rem; }
ul.plain { list-style: none; padding: 0; margin: 0 0 .3rem; }
ul.plain li {
  font-size: .9rem; color: var(--muted);
  padding: .12rem 0; margin: 0; border: 0; display: block;
}

/* ---------- builder: gym mode ---------- */

.setbar {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: .78rem 1.1rem;
  margin: 1.6rem 0 1.5rem;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.setbar:hover { border-color: #3a4046; }
.setbar .sb-t {
  font: 500 12.5px/1.4 var(--mono);
  color: var(--muted);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.setbar .sb-a {
  flex: 0 0 auto;
  font: 600 11px/1 var(--mono);
  letter-spacing: .05em; text-transform: uppercase;
  color: var(--accent);
}

form#cfg.off { display: none; }

/* session head */
.sesshead {
  display: flex; align-items: baseline; justify-content: space-between; gap: 1rem;
  margin: 2.2rem 0 .3rem;
}
.sesshead h2 { margin: 0; }
.sesshead .prog {
  flex: 0 0 auto;
  font: 500 12px/1 var(--mono);
  color: var(--accent);
}

/* checklist rows */
.exlist li.exrow {
  display: flex; align-items: center; gap: .3rem;
  padding: .72rem 0; margin: 0;
  border-bottom: 1px solid var(--line);
  min-height: 60px;
}
.exlist li.exrow:first-child { border-top: 1px solid var(--line); }

.tick {
  /* 44px hit area, 27px circle — the thumb needs the first, the eye wants the second */
  flex: 0 0 auto;
  width: 44px; height: 44px;
  border: 0; background: transparent; padding: 0;
  cursor: pointer; position: relative;
  -webkit-tap-highlight-color: transparent;
}
.tick::before {
  content: ""; position: absolute; left: 50%; top: 50%;
  width: 27px; height: 27px; margin: -13.5px 0 0 -13.5px;
  border-radius: 50%; border: 1.5px solid #3a4046;
}
.tick:hover::before { border-color: var(--muted); }
.tick.on::before { background: var(--strong); border-color: var(--strong); }
.tick.on::after {
  content: ""; position: absolute; left: 17.5px; top: 13.5px;
  width: 6px; height: 12px;
  border: solid #0e0f11; border-width: 0 2px 2px 0;
  transform: rotate(42deg);
}

.exrow.done .exn { color: var(--muted); text-decoration: line-through; }
.exrow.done .exd, .exrow.done .ago { opacity: .55; }

.exlist li.logrow { border-bottom: 1px solid var(--line); }

/* footer actions */
.sessfoot { margin-top: 1.9rem; }
.sessfoot .row { margin-top: 0; }
.sessfoot .minor {
  margin: .9rem 0 0;
  font: 400 13px/1.6 var(--mono);
  color: var(--muted);
}
button.link {
  background: none; border: 0; padding: 0; cursor: pointer;
  font: 400 13px/1.6 var(--mono);
  color: var(--muted);
  text-decoration: underline; text-underline-offset: 2px;
}
button.link:hover { color: var(--text); }