/*
 * The offer page.
 *
 * Every colour is a token on `:root`, redefined once for dark. Nothing gets its only
 * definition inside a media query — a page whose light palette lives in `prefers-color-scheme:
 * light` is a page that renders unstyled for anyone whose OS says neither.
 */

:root {
  --bg: #fbfaf8;
  --bg-raised: #ffffff;
  --bg-sunken: #f1efec;
  --ink: #16181d;
  --ink-soft: #5a6070;
  --ink-faint: #8b91a1;
  --line: #e2ded8;
  --line-strong: #cdc7be;
  --accent: #1f6feb;
  --accent-ink: #ffffff;
  --accent-wash: #e8f0fe;
  --ok: #197a4b;
  --ok-wash: #e3f3ea;
  --warn: #8a5a12;
  --warn-wash: #fbf0dc;
  --muted-wash: #eeecea;

  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgb(20 22 28 / 6%), 0 8px 24px rgb(20 22 28 / 6%);
  --maxw: 1180px;

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --bg: #0e1015;
    --bg-raised: #171a21;
    --bg-sunken: #1e222b;
    --ink: #eef0f4;
    --ink-soft: #a8b0c0;
    --ink-faint: #737c8d;
    --line: #262b35;
    --line-strong: #363d4a;
    --accent: #5b9bff;
    --accent-ink: #0b0e13;
    --accent-wash: #16233a;
    --ok: #5ed39a;
    --ok-wash: #12281e;
    --warn: #e0b464;
    --warn-wash: #2a2113;
    --muted-wash: #1b1f27;

    --shadow: 0 1px 2px rgb(0 0 0 / 40%), 0 8px 28px rgb(0 0 0 / 34%);
    color-scheme: dark;
  }
}

:root[data-theme='dark'] {
  --bg: #0e1015;
  --bg-raised: #171a21;
  --bg-sunken: #1e222b;
  --ink: #eef0f4;
  --ink-soft: #a8b0c0;
  --ink-faint: #737c8d;
  --line: #262b35;
  --line-strong: #363d4a;
  --accent: #5b9bff;
  --accent-ink: #0b0e13;
  --accent-wash: #16233a;
  --ok: #5ed39a;
  --ok-wash: #12281e;
  --warn: #e0b464;
  --warn-wash: #2a2113;
  --muted-wash: #1b1f27;

  --shadow: 0 1px 2px rgb(0 0 0 / 40%), 0 8px 28px rgb(0 0 0 / 34%);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  /* The viewer paints its own ground behind the page; a transparent body borrows it. */
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.6 ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial,
    sans-serif;
  -webkit-font-smoothing: antialiased;
  /* Clears the sticky tally. */
  padding-bottom: 108px;
}

h1,
h2,
h3 {
  line-height: 1.2;
  margin: 0;
  letter-spacing: -0.015em;
}

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

.masthead {
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--bg-raised), var(--bg));
}

.masthead__inner,
.cost__inner,
.tier__inner,
.tally__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

.masthead__inner {
  padding-block: 56px 44px;
}

.eyebrow {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.masthead h1 {
  font-size: clamp(30px, 5vw, 46px);
  font-weight: 700;
}

.lead {
  max-width: 62ch;
  margin: 16px 0 0;
  font-size: clamp(16px, 2vw, 18px);
  color: var(--ink-soft);
}

.axes {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.axes li {
  flex: 1 1 260px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-raised);
  font-size: 14px;
  color: var(--ink-soft);
}

.axes b {
  display: block;
  color: var(--ink);
}

.noscript {
  max-width: 62ch;
  margin: 40px auto;
  padding: 20px 24px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--bg-raised);
}

/* --- tiers --------------------------------------------------------------- */

.tier {
  padding-block: 44px;
}

.tier + .tier {
  border-top: 1px solid var(--line);
}

.tier--build,
.tier--request {
  background: var(--bg-sunken);
}

.tier__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  margin-bottom: 8px;
}

.tier__head h2 {
  font-size: clamp(20px, 3vw, 26px);
}

.tier__note {
  max-width: 60ch;
  margin: 0 0 28px;
  color: var(--ink-soft);
  font-size: 15px;
}

.tier__count {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-faint);
}

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

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-raised);
  overflow: hidden;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.card:hover {
  box-shadow: var(--shadow);
}

.card:has(input:checked) {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.card:has(input:focus-visible) {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* No clip, so no picture frame — these sections read as a dense list instead. The coloured
   edge is what keeps them from looking like cards someone forgot to finish. */
.tier--build .grid,
.tier--request .grid {
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
}

.card--build,
.card--request {
  border-top: 3px solid var(--line-strong);
}

.card--build {
  border-top-color: var(--warn);
}

.card--request {
  border-top-color: var(--accent);
}

.card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  background: var(--bg-sunken);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.card__media video,
.card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Shown when there is no file yet, or the file failed to load. Deliberately plain: a
   missing clip must look missing, not like a design choice. */
.card__media--empty {
  display: grid;
  place-content: center;
  gap: 6px;
  text-align: center;
  padding: 16px;
  color: var(--ink-faint);
  font-size: 13px;
  background-image: repeating-linear-gradient(
    -45deg,
    transparent 0 10px,
    var(--muted-wash) 10px 20px
  );
}

.card__code {
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-sunken);
}

.card__code pre {
  margin: 0;
  overflow-x: auto;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--ink);
}

.card__code code {
  font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
}

.card__code p {
  margin: 10px 0 0;
  font-size: 13px;
  color: var(--ink-faint);
}

.card__play {
  position: absolute;
  inset: auto 10px 10px auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border: 0;
  border-radius: 999px;
  background: rgb(10 12 16 / 72%);
  color: #fff;
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  backdrop-filter: blur(6px);
}

.card__play:hover {
  background: rgb(10 12 16 / 88%);
}

.card__body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px;
  flex: 1;
}

.card__top {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.card__check {
  flex: none;
  width: 20px;
  height: 20px;
  margin: 2px 0 0;
  accent-color: var(--accent);
  cursor: pointer;
}

.card__title {
  flex: 1;
  font-size: 17px;
  font-weight: 650;
  cursor: pointer;
}

.card__pitch {
  margin: 0;
  color: var(--ink);
  font-size: 15px;
}

.card__detail {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.card__note {
  margin: 0;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--warn-wash);
  color: var(--warn);
  font-size: 13px;
}

.card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-top: 4px;
}

.tag {
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  background: var(--muted-wash);
  color: var(--ink-soft);
}

.tag--now {
  background: var(--ok-wash);
  color: var(--ok);
}

.tag--build,
.tag--request {
  background: var(--warn-wash);
  color: var(--warn);
}

.tag--engage {
  background: var(--accent-wash);
  color: var(--accent);
}

/* --- running cost -------------------------------------------------------- */

.cost {
  border-top: 1px solid var(--line);
  padding-block: 48px;
}

.cost h2 {
  font-size: clamp(20px, 3vw, 26px);
}

.cost__lead {
  max-width: 62ch;
  margin: 14px 0 28px;
  color: var(--ink-soft);
}

.cost__controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-raised);
}

.cost__controls label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
  color: var(--ink-soft);
}

.cost__controls b {
  color: var(--ink);
}

.cost__controls input[type='number'] {
  padding: 9px 11px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--ink);
  font: inherit;
}

.cost__controls input[type='range'] {
  accent-color: var(--accent);
}

.cost__out {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.figure {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-raised);
}

.figure dt {
  font-size: 13px;
  color: var(--ink-soft);
}

.figure dd {
  margin: 6px 0 0;
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 680;
  letter-spacing: -0.02em;
}

.figure small {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  font-weight: 400;
  color: var(--ink-faint);
}

.cost__note {
  max-width: 72ch;
  margin: 22px 0 0;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: var(--warn-wash);
  color: var(--warn);
  font-size: 13.5px;
}

/* --- tally --------------------------------------------------------------- */

.tally {
  position: fixed;
  inset: auto 0 0;
  border-top: 1px solid var(--line-strong);
  background: var(--bg-raised);
  box-shadow: 0 -6px 24px rgb(20 22 28 / 8%);
  padding-bottom: env(safe-area-inset-bottom);
  z-index: 10;
}

.tally__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-block: 14px;
}

.tally__count {
  margin: 0;
  font-size: 15px;
  color: var(--ink-soft);
}

.tally__count b {
  color: var(--ink);
}

.tally__actions {
  display: flex;
  gap: 10px;
}

.tally__actions button,
.tally__actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--ink);
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.tally__actions a[data-action='email'] {
  border-color: transparent;
  background: var(--accent);
  color: var(--accent-ink);
}

.tally__actions button:disabled,
.tally__actions a[aria-disabled='true'] {
  opacity: 0.45;
  pointer-events: none;
}

/* --- small screens ------------------------------------------------------- */

@media (max-width: 640px) {
  .masthead__inner {
    padding-block: 36px 28px;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  .tally__inner {
    justify-content: stretch;
  }

  .tally__actions {
    flex: 1;
  }

  .tally__actions button,
  .tally__actions a {
    flex: 1;
  }
}

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

/* --- print --------------------------------------------------------------- */

@media print {
  body {
    padding-bottom: 0;
    background: #fff;
    color: #000;
  }

  .tally,
  .card__media,
  .cost__controls {
    display: none;
  }

  .card,
  .figure {
    break-inside: avoid;
    box-shadow: none;
  }

  .tier--build,
  .tier--request {
    background: none;
  }
}