/* ===========================================================
   today i taught gpt — "carbon copy" memo aesthetic
   =========================================================== */

:root {
  --paper: #E7E7EF;
  --paper-alt: #DBDBE6;
  --paper-deep: #CFCFDD;
  --ink: #22242E;
  --ink-soft: #5B5F70;
  --stamp: #B23A2E;
  --tab: #B4832A;
  --rule: #B7B8C6;

  --font-display: "Special Elite", "Courier New", monospace;
  --font-body: "Source Serif 4", Georgia, serif;
  --font-mono: "IBM Plex Mono", "Courier New", monospace;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--paper-deep);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
}

a {
  color: inherit;
}

/* Reduced motion respected — nothing here animates beyond hover/focus states */

/* ---------- sheet & scaffolding ---------- */

.sheet {
  max-width: 980px;
  margin: 0 auto;
  background: var(--paper);
  min-height: 100vh;
  box-shadow: 0 0 0 1px var(--rule);
  padding: 0 0 3rem;
}

.masthead {
  border-bottom: 3px double var(--ink);
  padding: 2.75rem 2rem 1.75rem;
  text-align: center;
}

.masthead__link {
  text-decoration: none;
  display: inline-block;
}

.masthead__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.9rem, 5vw, 2.7rem);
  letter-spacing: 0.02em;
  margin: 0;
  color: var(--ink);
  text-transform: lowercase;
}

.masthead__tagline {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0.6rem 0 0;
}

.layout {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 0;
  align-items: start;
}

.layout__main {
  padding: 2.5rem 2.25rem;
  border-right: 1px dashed var(--rule);
  min-width: 0;
}

.layout__side {
  padding: 2.5rem 1.75rem;
}

@media (max-width: 760px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .layout__main {
    border-right: none;
    border-bottom: 1px dashed var(--rule);
    padding: 2rem 1.5rem;
  }
  .layout__side {
    padding: 1.75rem 1.5rem 2.5rem;
  }
}

.site-footer {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-soft);
  letter-spacing: 0.04em;
  padding-top: 1.5rem;
}

/* ---------- the "minute" (entry) card ---------- */

.minute {
  position: relative;
  background: var(--paper);
  padding-top: 0.25rem;
}

.minute + .minute {
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px dashed var(--rule);
}

.minute__stamp {
  position: absolute;
  top: -0.4rem;
  right: -0.5rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--stamp);
  border: 2px solid var(--stamp);
  border-radius: 3px;
  padding: 0.2rem 0.5rem;
  transform: rotate(6deg);
  opacity: 0.85;
}

.minute__head {
  margin-bottom: 1.4rem;
  padding-right: 5rem;
}

.minute__date,
a.minute__date {
  display: block;
  text-decoration: none;
  color: var(--ink);
}

.minute__weekday {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.minute__full-date {
  display: block;
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin-top: 0.15rem;
}

a.minute__date:hover .minute__full-date,
a.minute__date:focus-visible .minute__full-date {
  color: var(--stamp);
}

.minute__tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.4rem;
  margin: 0.85rem 0 0;
  padding: 0;
}

.minute__tags li a {
  display: inline-block;
  position: relative;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: #4A3610;
  background: var(--paper-alt);
  border: 1px solid var(--tab);
  padding: 0.22rem 0.65rem 0.22rem 0.55rem;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 50%, calc(100% - 8px) 100%, 0 100%);
}

.minute__tags li a:hover,
.minute__tags li a:focus-visible {
  background: var(--tab);
  color: var(--paper);
}

.minute__body {
  font-size: 1.05rem;
}

.minute__body > *:first-child { margin-top: 0; }
.minute__body > *:last-child { margin-bottom: 0; }

.minute__body p,
.minute__body ul,
.minute__body ol {
  margin: 0 0 1.1rem;
}

.minute__footer {
  margin-top: 2.2rem;
  padding-top: 1rem;
  text-align: center;
}

.minute__footer-rule {
  height: 1px;
  background: linear-gradient(to right, transparent, var(--rule), transparent);
  margin-bottom: 0.8rem;
}

.minute__footer-text {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.minute__body li {
  margin-bottom: 0.4rem;
}

.minute__body strong { color: var(--ink); }
.minute__body em { color: var(--ink-soft); }

.minute__body blockquote {
  margin: 1.2rem 0;
  padding: 0.4rem 0 0.4rem 1rem;
  border-left: 3px solid var(--stamp);
  color: var(--ink-soft);
  font-style: italic;
}

.minute__body code {
  font-family: var(--font-mono);
  background: var(--paper-alt);
  padding: 0.1rem 0.3rem;
  border-radius: 2px;
  font-size: 0.88em;
}

.minute__body pre {
  background: var(--paper-alt);
  padding: 1rem;
  overflow-x: auto;
  border: 1px dashed var(--rule);
}

.minute--solo .minute__body {
  font-size: 1.1rem;
}

.back-link {
  margin-top: 2.5rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.back-link a {
  text-decoration: none;
  border-bottom: 1px solid var(--ink-soft);
}

.back-link a:hover { color: var(--stamp); border-color: var(--stamp); }

.empty-note {
  color: var(--ink-soft);
  font-family: var(--font-mono);
}

/* ---------- tag listing page heading ---------- */

.tag-heading {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--ink-soft);
  border-bottom: 1px dashed var(--rule);
  padding-bottom: 1rem;
  margin: 0 0 0.5rem;
}

.tag-heading__name {
  color: var(--stamp);
}

/* ---------- archive sidebar ---------- */

.archive__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--ink);
}

.archive details {
  border-bottom: 1px dashed var(--rule);
}

.archive__year > summary {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.85rem;
}

.archive__month {
  margin-left: 0.6rem;
  border-bottom: none !important;
}

.archive__month > summary {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-soft);
}

.archive summary {
  cursor: pointer;
  padding: 0.5rem 0.1rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  color: var(--ink);
}

.archive summary::-webkit-details-marker { display: none; }

.archive summary::before {
  content: "▸";
  display: inline-block;
  width: 1em;
  color: var(--stamp);
  transition: transform 0.15s ease;
}

.archive details[open] > summary::before {
  transform: rotate(90deg);
}

.archive__count {
  color: var(--ink-soft);
  font-weight: 400;
}

.archive__days,
.archive__tags {
  list-style: none;
  margin: 0 0 0.6rem;
  padding: 0 0 0.4rem 1.5rem;
}

.archive__days li,
.archive__tags li {
  margin-bottom: 0.3rem;
}

.archive__days a,
.archive__tags a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-decoration: none;
  color: var(--ink-soft);
  border-bottom: 1px solid transparent;
}

.archive__days a:hover,
.archive__tags a:hover,
.archive__days a:focus-visible,
.archive__tags a:focus-visible {
  color: var(--stamp);
  border-bottom-color: var(--stamp);
}

/* ---------- focus states ---------- */

a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--stamp);
  outline-offset: 2px;
}