/* Prism: calm, editorial. Literata for reading, the system sans for everything else. */

:root {
  --paper: #f4f5f1;
  --surface: #fbfbf8;
  --ink: #1d2227;
  --muted: #5d6670;
  --line: #dcdfd9;
  --accent: #2f4a6d;
  --accent-ink: #ffffff;
  --rising: #1c7650;
  --rising-wash: #e3efe7;
  --fading: #7f4e6b;
  --fading-wash: #f1e7ec;
  --error: #a3302a;
  --error-wash: #f8e6e3;
  --focus: #3b6fb6;

  --serif: "Literata", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --radius-sm: 6px;
  --radius-lg: 14px;
  --measure: 40rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #15191d;
    --surface: #1c2126;
    --ink: #e6e8e9;
    --muted: #9aa2aa;
    --line: #2d343b;
    --accent: #a3bde3;
    --accent-ink: #12202f;
    --rising: #72c9a0;
    --rising-wash: #1b2c25;
    --fading: #d39fbf;
    --fading-wash: #2d2129;
    --error: #f0a39b;
    --error-wash: #3a2220;
    --focus: #8fb3ea;
  }
}

*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }

a { color: inherit; text-decoration-color: color-mix(in srgb, currentColor 35%, transparent); text-underline-offset: 0.18em; }
a:hover { text-decoration-color: currentColor; }

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

h1, h2, h3 { margin: 0; font-weight: 600; line-height: 1.2; }
h1 { font-family: var(--serif); font-size: clamp(1.9rem, 1.4rem + 2vw, 2.6rem); font-weight: 500; letter-spacing: -0.01em; }
h2 { font-size: 1.05rem; }
h3 { font-size: 1rem; }
p { margin: 0; }

.wrap { width: 100%; max-width: 64rem; margin: 0 auto; padding: 0 16px; }
@media (min-width: 640px) { .wrap { padding: 0 32px; } }
.wrap--narrow { max-width: 42rem; }

main.wrap { padding-top: 2.5rem; padding-bottom: 5rem; }

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

/* ---------------------------------------------------------------- header */

.site-header { border-bottom: 1px solid var(--line); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; height: 3.5rem; }

.wordmark {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--serif); font-weight: 600; font-size: 1.15rem; text-decoration: none;
}
.wordmark__mark {
  width: 0.95em; height: 0.85em;
  background: linear-gradient(90deg, var(--rising) 0 50%, var(--fading) 50% 100%);
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}
.wordmark--large { font-size: 2rem; }

.link-button {
  background: none; border: 0; padding: 0.25rem 0; font: inherit; font-size: 0.9rem;
  color: var(--muted); cursor: pointer;
}
.link-button:hover { color: var(--ink); text-decoration: underline; }

.crumb { font-size: 0.9rem; color: var(--muted); margin-bottom: 0.5rem; }
.crumb a { text-decoration: none; }
.crumb a::before { content: "‹ "; }
.crumb a:hover { color: var(--ink); }

.quiet-link { font-size: 0.92rem; color: var(--muted); }
.quiet-link:hover { color: var(--ink); }

.lede { margin-top: 0.75rem; color: var(--muted); max-width: var(--measure); }

/* ---------------------------------------------------------------- buttons + forms */

.button {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 2.75rem; padding: 0.6rem 1.15rem;
  background: var(--accent); color: var(--accent-ink);
  border: 1px solid var(--accent); border-radius: var(--radius-sm);
  font: inherit; font-weight: 600; font-size: 0.95rem; text-decoration: none; cursor: pointer;
}
.button:hover { filter: brightness(1.08); }
.button--small { min-height: 2.25rem; padding: 0.3rem 0.8rem; }
.button--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.button--ghost:hover { border-color: var(--muted); filter: none; }

.stack > * + * { margin-top: 1.5rem; }

.field label { display: block; font-weight: 600; font-size: 0.95rem; }
.help { margin-top: 0.15rem; font-size: 0.875rem; color: var(--muted); }
.field input, .field textarea, .field select {
  display: block; width: 100%; margin-top: 0.5rem;
  padding: 0.65rem 0.75rem;
  background: var(--surface); color: var(--ink);
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  font: inherit; font-size: 1rem;
}
.field textarea { resize: vertical; line-height: 1.6; }
.field input:focus, .field textarea:focus { outline: 2px solid var(--focus); outline-offset: 0; border-color: transparent; }

.field-row { display: grid; gap: 1.5rem; }
@media (min-width: 640px) { .field-row { grid-template-columns: 1fr 1fr; } }

.input-prefix { position: relative; }
.input-prefix span { position: absolute; left: 0.8rem; top: 50%; transform: translateY(-50%); color: var(--muted); margin-top: 0.25rem; }
.input-prefix input { padding-left: 1.6rem; }

.form-error {
  padding: 0.75rem 1rem; border-radius: var(--radius-sm);
  background: var(--error-wash); color: var(--error); font-weight: 500;
}

.form-actions { display: flex; align-items: center; gap: 1.25rem; padding-top: 0.5rem; }

.niche-form { margin-top: 2rem; }

/* ---------------------------------------------------------------- login */

.page-login main.wrap { min-height: 100vh; display: grid; place-items: center; padding-top: 2rem; }
.login { width: 100%; max-width: 22rem; }
.login__lede { margin: 0.5rem 0 2rem; color: var(--muted); font-family: var(--serif); font-style: italic; }
.login .button { width: 100%; }

/* ---------------------------------------------------------------- home */

.page-head { display: flex; align-items: end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 2rem; }

.niche-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.niche-list li { border-bottom: 1px solid var(--line); }
.niche-row {
  display: grid; grid-template-columns: 1fr; gap: 0.15rem;
  padding: 1.25rem 0.25rem; text-decoration: none;
}
.niche-row:hover .niche-row__name { text-decoration: underline; text-underline-offset: 0.2em; text-decoration-thickness: 1px; }
.niche-row__name { font-family: var(--serif); font-size: 1.35rem; font-weight: 500; }
.niche-row__meta, .niche-row__accounts { color: var(--muted); font-size: 0.92rem; }
@media (min-width: 640px) {
  .niche-row { grid-template-columns: 1fr auto; align-items: baseline; column-gap: 2rem; }
  .niche-row__accounts { grid-column: 1; }
  .niche-row__meta { grid-column: 2; grid-row: 1; text-align: right; }
}

/* ---------------------------------------------------------------- empty states */

.empty { max-width: 36rem; padding: 3rem 0; }
.empty h1, .empty h2 { font-family: var(--serif); font-weight: 500; }
.empty h2 { font-size: clamp(1.4rem, 1.2rem + 1vw, 1.8rem); }
.empty p { margin-top: 1rem; color: var(--muted); font-size: 1.05rem; }
.empty .button { margin-top: 2rem; }
.empty--welcome { padding-top: 4rem; }
.empty--welcome p { font-family: var(--serif); font-size: 1.2rem; line-height: 1.65; color: var(--ink); }
.empty--waiting { border-left: 3px solid var(--rising); padding: 0.5rem 0 0.5rem 1.5rem; margin-top: 2.5rem; }
.empty__count { color: var(--ink) !important; }
.empty__count strong { font-family: var(--serif); font-size: 1.35rem; font-weight: 600; }

/* ---------------------------------------------------------------- brief */

.brief-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 1rem 2rem; }
.brief-head__tools { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem 1.5rem; }

.week-picker { display: flex; align-items: center; gap: 0.6rem; font-size: 0.92rem; color: var(--muted); }
.week-picker select {
  padding: 0.45rem 2rem 0.45rem 0.7rem; min-height: 2.5rem;
  background: var(--surface); color: var(--ink);
  border: 1px solid var(--line); border-radius: var(--radius-sm); font: inherit; font-size: 0.95rem;
}

/* The one loud moment: the week, said in a paragraph. */
.summary { margin: 2.5rem 0 3.5rem; max-width: 46rem; }
.summary p {
  font-family: var(--serif);
  font-size: clamp(1.2rem, 1.05rem + 0.8vw, 1.55rem);
  line-height: 1.6;
  font-weight: 400;
  text-wrap: pretty;
}

.movement { display: grid; gap: 2.5rem; padding-bottom: 3.5rem; }
@media (min-width: 760px) { .movement { grid-template-columns: 3fr 2fr; gap: 3.5rem; } }

.movement h2, .winners h2, .ideas h2 { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 1.25rem; font-size: 1.1rem; }
.glyph {
  display: inline-grid; place-items: center; width: 1.6rem; height: 1.6rem; border-radius: 50%;
  font-size: 0.95rem; font-weight: 700;
}
.movement__col--rising .glyph { background: var(--rising-wash); color: var(--rising); }
.movement__col--fading .glyph { background: var(--fading-wash); color: var(--fading); }

.trend-list { list-style: none; margin: 0; padding: 0; }
.trend-list li { padding: 1rem 0 1rem 1rem; border-left: 2px solid var(--line); }
.trend-list li + li { margin-top: 0.25rem; }
.movement__col--rising .trend-list li { border-left-color: var(--rising); }
.movement__col--fading .trend-list li { border-left-color: var(--fading); }
.movement__col--fading h3 { color: var(--muted); font-weight: 600; }
.trend-list p { margin-top: 0.3rem; max-width: var(--measure); }
.movement__col--fading .trend-list p { color: var(--muted); }

.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.75rem; }
.chip {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.2rem 0.65rem 0.2rem 0.2rem;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm);
  font-size: 0.85rem; text-decoration: none; color: var(--ink);
}
.chip:hover { border-color: var(--muted); }
.chip img, .chip__blank { width: 28px; height: 36px; object-fit: cover; border-radius: 3px; background: var(--line); }

.winners { padding: 2.5rem 0 3.5rem; border-top: 1px solid var(--line); }
.winner-strip {
  list-style: none; margin: 0 -16px; padding: 0 16px 0.5rem;
  display: grid; grid-auto-flow: column; grid-auto-columns: 10.5rem; gap: 1rem;
  overflow-x: auto; scroll-snap-type: x proximity; overscroll-behavior-x: contain;
}
@media (min-width: 640px) { .winner-strip { margin: 0; padding: 0 0 0.5rem; grid-auto-columns: 11.5rem; } }
.winner-strip li { scroll-snap-align: start; }
.winner { display: block; text-decoration: none; }
.winner__frame {
  display: grid; place-items: center; aspect-ratio: 9 / 16; overflow: hidden;
  border-radius: var(--radius-lg); background: var(--line);
}
.winner__frame img { width: 100%; height: 100%; object-fit: cover; transition: transform 300ms ease; }
.winner:hover .winner__frame img { transform: scale(1.03); }
.winner__blank { color: var(--muted); font-size: 0.85rem; }
.winner__account { display: block; margin-top: 0.6rem; font-weight: 600; font-size: 0.9rem; }
.winner__why { display: block; margin-top: 0.2rem; font-size: 0.85rem; line-height: 1.45; color: var(--muted); }

.ideas { padding-top: 2.5rem; border-top: 1px solid var(--line); }
.idea-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; }
@media (min-width: 760px) { .idea-list { grid-template-columns: 1fr 1fr; } }
.idea { padding: 1.4rem 1.5rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); }
.idea__concept { font-family: var(--serif); font-size: 1.15rem; line-height: 1.55; }
.idea__from { margin-top: 0.9rem; font-size: 0.85rem; color: var(--muted); display: flex; flex-wrap: wrap; align-items: center; gap: 0.4rem; }
.tag { padding: 0.1rem 0.5rem; border-radius: 999px; background: var(--rising-wash); color: var(--rising); font-weight: 500; }

/* ---------------------------------------------------------------- reel */

.reel { display: grid; gap: 2rem; margin-top: 1rem; }
@media (min-width: 720px) { .reel { grid-template-columns: 17rem 1fr; gap: 3rem; align-items: start; } }
.reel__media { display: grid; gap: 1rem; max-width: 17rem; }
.reel__frame {
  display: grid; place-items: center; aspect-ratio: 9 / 16; overflow: hidden;
  border-radius: var(--radius-lg); background: var(--line);
}
.reel__frame img { width: 100%; height: 100%; object-fit: cover; }
.reel__body h1 { font-size: clamp(1.6rem, 1.3rem + 1.4vw, 2.1rem); word-break: break-word; }
.reel__body h2 { margin: 2.25rem 0 0.75rem; }
.reel__caption { margin-top: 1.5rem; color: var(--muted); max-width: var(--measure); white-space: pre-line; }

.facts { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 2rem; margin: 1.5rem 0 0; }
.facts div { min-width: 0; }
.facts__wide { grid-column: 1 / -1; }
.facts dt { font-size: 0.85rem; color: var(--muted); }
.facts dd { margin: 0.15rem 0 0; font-size: 1.05rem; }
.multiple { font-family: var(--serif); font-size: 1.6rem; font-weight: 600; color: var(--rising); margin-right: 0.2rem; }

.labels { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.labels li {
  display: grid; grid-template-columns: 1fr auto; gap: 0.1rem 1rem; align-items: center;
  padding: 0.75rem 0; border-bottom: 1px solid var(--line);
}
.labels__dim { font-size: 0.85rem; color: var(--muted); grid-column: 1; }
.labels__val { grid-column: 1; font-weight: 500; }
.labels__conf { grid-column: 2; grid-row: 1 / span 2; display: inline-flex; align-items: center; gap: 0.6rem; font-size: 0.85rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.meter { width: 4.5rem; height: 4px; border-radius: 2px; background: var(--line); overflow: hidden; }
.meter span { display: block; height: 100%; background: var(--accent); }
@media (min-width: 640px) {
  .labels li { grid-template-columns: 11rem 1fr auto; }
  .labels__dim, .labels__val { grid-row: 1; }
  .labels__val { grid-column: 2; }
  .labels__conf { grid-column: 3; grid-row: 1; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}