/* Rivet brand layer: every shape comes from the angular R.
   The mark's 45-degree cuts become the corner on buttons, frames and tags;
   its two polygons become the large line-art and tonal marks behind sections. */
:root {
  --mint: #65fc9f;
  --mint-soft: #e8fff0;
  --mint-line: #b8f5cf;
  --mint-deep: #0c8a43;
  --ink-2: #14181f;
  --ink-3: #1d222b;
  --cut: 12px;
  --cut-sm: 7px;
}

/* The chamfer: a top-right cut matching the mark. */
.button,
.nav-cta,
.demo-play,
.trailer-play,
.step-number,
.workflow-menu > button > span:first-child,
.ai-dashboard-choices,
.skip-link {
  clip-path: polygon(
    0 0,
    calc(100% - var(--cut-sm)) 0,
    100% var(--cut-sm),
    100% 100%,
    0 100%
  );
  border-radius: 0;
}
.button {
  --cut-sm: 11px;
}
.working-home figure img,
.story-purpose img,
.working-image img,
.workflow .feature-image,
.demo-screen,
.trailer-screen,
.system-image > img,
#ai-dashboard-video,
.contact-form,
.service-split article {
  clip-path: polygon(
    0 0,
    calc(100% - var(--cut)) 0,
    100% var(--cut),
    100% 100%,
    0 100%
  );
  border-radius: 0;
}
.working-home figure img,
.story-purpose img,
.working-image img,
.system-image > img {
  --cut: 28px;
}
.demo-screen,
.trailer-screen {
  --cut: 22px;
}

/* Brand bullet: the mark in miniature, ahead of every eyebrow. */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  flex: none;
  width: 9px;
  height: 10px;
  background: url("assets/brand/shard-ink.svg") center / contain no-repeat;
}
.film-section .eyebrow::before,
.dark-note .eyebrow::before,
.service-split article + article .eyebrow::before,
dialog .eyebrow::before,
.trailer-section .eyebrow::before {
  background-image: url("assets/brand/shard-mint.svg");
}
.architecture-hero .eyebrow,
.pricing-note .eyebrow,
.dark-note .eyebrow {
  justify-content: center;
}

/* Hero: a drafting grid with the R drawn large at both edges. */
.architecture-hero {
  position: relative;
  isolation: isolate;
  max-width: none;
  overflow: hidden;
}
.architecture-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(to right, #0b0d110b 1px, transparent 1px),
    linear-gradient(to bottom, #0b0d110b 1px, transparent 1px),
    linear-gradient(to right, #0b0d1108 1px, transparent 1px),
    linear-gradient(to bottom, #0b0d1108 1px, transparent 1px);
  background-size:
    160px 160px,
    160px 160px,
    32px 32px,
    32px 32px;
  background-position: center top;
  -webkit-mask-image: radial-gradient(
    ellipse 70% 75% at 50% 42%,
    #000 30%,
    transparent 78%
  );
  mask-image: radial-gradient(
    ellipse 70% 75% at 50% 42%,
    #000 30%,
    transparent 78%
  );
}
.architecture-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background:
    radial-gradient(ellipse 40% 50% at 50% 100%, #65fc9f2e, transparent 70%),
    radial-gradient(circle at 8% 10%, #65fc9f14, transparent 30%);
  pointer-events: none;
}
.hero-actions .button.black,
.nav-cta {
  background: var(--mint);
  color: var(--ink);
}

/* Trailer stage sits directly under the hero copy. */
.trailer-section {
  position: relative;
  isolation: isolate;
  max-width: 1440px;
  margin: -20px auto 0;
  padding: 0 6% 90px;
}
.trailer-screen {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: var(--ink);
  overflow: hidden;
}
.trailer-screen > video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition:
    transform 0.6s cubic-bezier(0.2, 0.7, 0.2, 1),
    filter 0.3s;
}
.trailer-screen.is-playing .trailer-play {
  opacity: 0;
  pointer-events: none;
}
.trailer-play {
  position: absolute;
  left: clamp(16px, 3.2%, 44px);
  bottom: clamp(16px, 4%, 48px);
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 16px 26px 16px 16px;
  background: var(--mint);
  color: var(--ink);
  font-size: 15px;
  font-weight: 500;
  border: 0;
  transition:
    transform 0.25s,
    opacity 0.25s;
  --cut-sm: 12px;
}
.trailer-play:hover {
  transform: translateY(-3px);
}
.trailer-play .play-glyph {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  background: var(--ink);
  color: var(--mint);
  font-size: 13px;
  clip-path: polygon(0 0, 78% 0, 100% 22%, 100% 100%, 0 100%);
}
.trailer-play small {
  display: block;
  font-size: 11px;
  font-weight: 400;
  opacity: 0.7;
  margin-top: 2px;
}
.trailer-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 18px;
  font-size: 12px;
  color: #5f6862;
}
.trailer-meta button {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-height: 44px;
  padding: 0 0 6px;
  border: 0;
  border-bottom: 1px solid currentColor;
  background: transparent;
  color: var(--ink);
  font-size: 12px;
}

/* Practice line: brand shards replace plain dividers. */
.practice-line > span {
  display: flex;
  align-items: center;
  gap: 12px;
  border-left: 0;
}
.practice-line > span::before {
  content: "";
  flex: none;
  width: 16px;
  height: 18px;
  background: url("assets/brand/shard-mint.svg") center / contain no-repeat;
  filter: drop-shadow(0 0 0.5px #0b0d1166);
}

/* Workflow tabs: mint tag + ink stage behind product frames. */
.workflow-menu > button[aria-selected="true"] {
  box-shadow: inset 3px 0 0 var(--mint);
}
.workflow-menu > button {
  transition: color 0.2s;
}
.workflow .feature-image {
  padding: 0;
  aspect-ratio: 16 / 9;
  background: var(--ink);
}
.workflow .feature-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
  box-shadow: none;
}

/* AI section: mint wash with the mark in watermark. */
.learning-section {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--mint-soft);
}
.ai-dashboard-choices {
  --cut-sm: 14px;
  border-color: var(--mint-line);
}
.ai-dashboard-choices button {
  border-right-color: var(--mint-line);
}
.ai-dashboard-choices button[aria-pressed="true"] > span {
  color: var(--ink);
}

/* Film section: ink on ink, with the mark as tone. */
.film-section {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background:
    url("assets/brand/mark-ink-soft.svg") right -180px top -140px / 640px 640px
      no-repeat,
    radial-gradient(ellipse 50% 60% at 0% 100%, #65fc9f1a, transparent 70%),
    var(--ink);
}
.demo-screen {
  border: 0;
}
.demo-play {
  --cut-sm: 12px;
}
.film-shortcuts button:hover span,
.film-shortcuts a:hover {
  color: var(--mint);
}

/* Founder mark becomes an app-icon tile, like the favicon. */
.founder-section {
  position: relative;
  isolation: isolate;
}
.founder-mark img {
  box-sizing: content-box;
  padding: 30px;
  background: var(--mint);
  clip-path: polygon(0 0, 84% 0, 100% 16%, 100% 100%, 0 100%);
  box-shadow: 0 30px 60px -30px #0b0d1155;
}
.brand-story > img {
  box-sizing: content-box;
  padding: 28px;
  background: var(--mint);
  clip-path: polygon(0 0, 84% 0, 100% 16%, 100% 100%, 0 100%);
}

/* Photography: one consistent grade, framed by the cut. */
.working-home figure,
.story-purpose figure,
.working-image {
  position: relative;
}
.working-home figure img,
.story-purpose img,
.working-image img {
  filter: grayscale(0.35) contrast(1.04) brightness(1.02);
}
.working-home figure::after,
.story-purpose figure::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 28px;
  height: 28px;
  background: var(--mint);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}
.working-home figcaption,
.working-image figcaption {
  display: flex;
  align-items: center;
  gap: 10px;
}
.working-home figcaption::before,
.working-image figcaption::before {
  content: "";
  width: 9px;
  height: 10px;
  background: url("assets/brand/shard-ink.svg") center / contain no-repeat;
}

/* Numbered steps pick up the mint tag. */
.onboarding-list article > span,
.pursuit-number {
  display: grid;
  place-items: center;
  flex: none;
  width: 30px;
  height: 26px;
  padding: 0;
  background: var(--ink);
  color: var(--mint);
  font-size: 10px;
  clip-path: polygon(0 0, 76% 0, 100% 26%, 100% 100%, 0 100%);
}
.step-number {
  color: var(--ink);
}

/* FAQ: mint plus marks. */
.faq summary span {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  flex: none;
  background: var(--mint-soft);
  font-size: 17px;
  transition:
    transform 0.2s,
    background 0.2s;
  clip-path: polygon(0 0, 72% 0, 100% 28%, 100% 100%, 0 100%);
}
.faq details[open] summary span {
  background: var(--mint);
}

/* Closing band: the mark cut into the mint. */
.closing {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background:
    url("assets/brand/mark-ink-on-mint.svg")
      right calc(max(6%, (100% - 1440px) / 2 + 6%) + 250px) top -160px / 560px
      560px no-repeat,
    var(--mint);
}
.closing .button.black {
  background: var(--ink);
  color: #fff;
}

/* Dark note and service split: tonal marks. */
.dark-note {
  position: relative;
  overflow: hidden;
  background:
    url("assets/brand/mark-ink-soft.svg") right -120px center / 520px 520px
      no-repeat,
    var(--ink);
}
.service-split article + article {
  background:
    url("assets/brand/mark-ink-soft.svg") right -90px bottom -120px / 420px
      420px no-repeat,
    var(--ink);
}

/* Inner page heroes share the drafting grid. */
.page-hero {
  position: relative;
  isolation: isolate;
  max-width: none;
  overflow: hidden;
  padding-inline: max(6%, calc((100% - 1440px) / 2 + 86px));
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, #0b0d110a 1px, transparent 1px),
    linear-gradient(to bottom, #0b0d110a 1px, transparent 1px);
  background-size: 32px 32px;
  -webkit-mask-image: linear-gradient(90deg, #000, transparent 70%);
  mask-image: linear-gradient(90deg, #000, transparent 70%);
}
.page-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  /* The R's right edge lines up with the content column (the glyph sits
     8.6/64 of its box in from the right). */
  right: calc(max(6%, (100% - 1440px) / 2 + 6%) - 32px);
  top: 128px;
  width: 240px;
  height: 240px;
  background: url("assets/brand/mark-mint.svg") center / contain no-repeat;
  pointer-events: none;
}

/* Footer: the wordmark as architecture. */
.footer {
  position: relative;
  isolation: isolate;
  padding-bottom: 0;
}
.footer::after {
  content: "";
  display: block;
  /* The wordmark runs off the page edge, cut at the same line at every width. */
  aspect-ratio: 162.667 / 34;
  margin: 34px calc(50% - 50vw) 0;
  background: url("assets/brand/footer-lockup.svg?v=2") center top / 100% auto
    no-repeat;
}
.footer-bottom {
  position: relative;
}

/* Dialog accents. */
dialog {
  border-color: #65fc9f33;
}
.dialog-close:hover {
  background: var(--mint);
  color: var(--ink);
}

/* Page-load: headline and stage settle in. */
@media (prefers-reduced-motion: no-preference) {
  .architecture-hero-copy > * {
    animation: rivet-rise 0.9s cubic-bezier(0.2, 0.7, 0.2, 1) both;
  }
  .architecture-hero-copy > :nth-child(2) {
    animation-delay: 0.06s;
  }
  .architecture-hero-copy > :nth-child(3) {
    animation-delay: 0.14s;
  }
  .architecture-hero-copy > :nth-child(4) {
    animation-delay: 0.2s;
  }
  .architecture-hero-copy > :nth-child(5) {
    animation-delay: 0.26s;
  }
  .trailer-section {
    animation: rivet-rise 1.1s 0.28s cubic-bezier(0.2, 0.7, 0.2, 1) both;
  }
}
@keyframes rivet-rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
}

@media (max-width: 800px) {
  .learning-section {
    background: var(--mint-soft);
  }
  .trailer-section {
    padding-bottom: 60px;
    margin-top: 0;
  }
  .page-hero::after {
    width: 300px;
    height: 300px;
    right: -80px;
    bottom: -110px;
  }
}
@media (max-width: 580px) {
  .trailer-section {
    padding: 0 6% 48px;
  }
  .trailer-play {
    left: auto;
    right: 10px;
    bottom: 10px;
    gap: 10px;
    padding: 6px 12px 6px 6px;
    font-size: 11px;
  }
  .trailer-play .play-glyph {
    width: 30px;
    height: 30px;
    font-size: 9px;
  }
  .trailer-play small {
    display: none;
  }
  .founder-mark img {
    padding: 16px;
  }
  .brand-story > img {
    padding: 16px;
  }
  .closing {
    background:
      url("assets/brand/mark-ink-on-mint.svg") right -120px bottom -120px /
        340px 340px no-repeat,
      var(--mint);
  }
}

/* Keyboard focus stays visible on chamfered controls. The cut would clip the
   global outline (offset 5px), so focused controls drop the cut, and controls
   inside a clipped frame draw their ring inside the edge. */
:is(.button, .nav-cta, .skip-link, .demo-screen, .trailer-play):focus-visible {
  clip-path: none;
}
.ai-dashboard-choices button:focus-visible {
  outline-color: var(--ink);
  outline-offset: -5px;
}
#teaser-video:focus-visible,
#ai-dashboard-video:focus-visible {
  outline: 3px solid var(--mint);
  outline-offset: -4px;
}
.trailer-screen:not(.is-playing) {
  cursor: pointer;
}

/* Body copy that can sit over a tonal mark keeps AA contrast. */
.closing p:not(.eyebrow) {
  color: #3f4a3d;
}
.page-intro > p {
  color: #474f4a;
}
/* On mint and over the mint mark, the focus ring switches to ink (about 15:1). */
.closing :is(.button, a):focus-visible,
.page-hero :is(.button, a):focus-visible {
  outline-color: var(--ink);
}


/* ---- Polish pass ------------------------------------------------------- */

/* Wide screens: inner heroes, the closing band and the footer share the
   content column's left edge. */
.page-hero {
  padding-inline: max(6%, calc((100% - 1440px) / 2 + 6%));
}
.closing,
.footer {
  padding-inline: max(6%, calc((100% - 1440px) / 2 + 6%));
}

/* Chamfered frames that also have a 1px border: draw the border along the
   cut so the corner never looks broken. */
.contact-form,
.ai-dashboard-choices {
  position: relative;
}
.contact-form::before,
.ai-dashboard-choices::before {
  content: "";
  position: absolute;
  top: -1px;
  right: -1px;
  width: var(--cut);
  height: var(--cut);
  background: linear-gradient(
    to bottom left,
    transparent 50%,
    var(--frame-line) 50%,
    var(--frame-line) calc(50% + 1px),
    transparent calc(50% + 1px)
  );
  pointer-events: none;
  z-index: 1;
}
.contact-form {
  --frame-line: #e0e4db;
}
.ai-dashboard-choices {
  --cut: var(--cut-sm);
  --frame-line: var(--mint-line);
}
.button.outline {
  clip-path: none;
}
.system-image > img {
  border: 0;
}

/* Eyebrow bullets line up with the first line when a label wraps. */
.eyebrow {
  align-items: flex-start;
}
.eyebrow::before {
  margin-top: calc(0.8em - 5px);
  margin-top: calc((1lh - 10px) / 2);
}

/* FAQ: the mint tile stays square; only the plus turns into a cross. */
.faq summary span,
.faq details[open] summary span {
  transform: none;
  font-size: 0;
}
.faq summary span::before {
  content: "+";
  font-size: 17px;
  transition: transform 0.2s;
}
.faq details[open] summary span::before {
  transform: rotate(45deg);
}

/* Mobile menu shows when it is open. */
.menu-toggle span {
  display: inline-block;
  transition: transform 0.2s;
}
.menu-toggle[aria-expanded="true"] span {
  transform: rotate(45deg);
}

/* Wrapped list items hang under their first line, not under the arrow. */
li {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 15px;
}
li::before {
  margin-right: 0;
}

/* Footer: the logo link hugs the logo; small links are comfortable targets. */
.footer-top > a {
  align-self: flex-start;
  /* the logo's R starts 8.6/167 into the image: line it up with the rule */
  margin-left: -8.6px;
}
.footer-bottom {
  font-size: 12px;
}
.footer-bottom a {
  display: inline-block;
  padding-block: 13px;
  margin-block: -13px;
}

/* Contrast: inactive tabs, notes and captions meet AA. */
.workflow-menu > button {
  color: #5f6862;
}
.workflow-menu > button > span:first-child {
  color: #4f5752;
}
.delivery-note {
  color: #5f6862;
}
.working-home figcaption,
.working-image figcaption {
  color: #5f6862;
}
input,
select,
textarea {
  border-color: #858c87;
}

/* Selected states read without relying on mint alone. */
.workflow-menu > button[aria-selected="true"] {
  box-shadow: inset 3px 0 0 var(--ink);
}
.ai-dashboard-choices button[aria-pressed="true"] {
  box-shadow: inset 0 -3px 0 var(--ink);
}

/* Contact selects match the text inputs and look empty until chosen. */
select {
  appearance: none;
  -webkit-appearance: none;
  min-height: 54px;
  line-height: 1.6;
  padding-right: 40px;
  background: #fff
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%230b0d11' stroke-width='1.6'/%3E%3C/svg%3E")
    right 14px center / 12px 8px no-repeat;
}
select:has(option[value=""]:checked) {
  color: #6b726e;
}

/* Demo dialog: fits the viewport with every chapter visible, and the title
   bar covers the padding while the dialog scrolls. */
dialog video {
  max-height: max(220px, calc(95dvh - 340px));
}
.dialog-top {
  top: -25px;
  margin-top: -25px;
  padding-top: 25px;
}
@media (max-width: 700px) {
  .dialog-top {
    top: -15px;
    margin-top: -15px;
    padding-top: 15px;
  }
}
@media (max-height: 500px) and (orientation: landscape) {
  .dialog-top {
    top: -14px;
    margin-top: -14px;
    padding-top: 14px;
  }
}
.chapters button:hover {
  background: transparent;
  color: #e2e9e3;
  border-color: #414941;
}
@media (hover: hover) {
  .chapters button:hover {
    border-color: var(--mint);
    color: var(--mint);
  }
}
.chapters button[aria-current="true"],
.chapters button[aria-current="true"]:hover {
  background: var(--mint);
  color: var(--ink);
  border-color: var(--mint);
}

/* Tablet widths: the AI heading never runs into its paragraph. */
@media (min-width: 701px) and (max-width: 800px) {
  .learning-copy .ai-learning-heading {
    font-size: 40px;
  }
}

/* Two-sentence headings keep each sentence together on phones. */
.sentence {
  display: inline-block;
}

/* Tabs use spans styled as before (valid inside buttons). */
.workflow-menu .tab-copy {
  display: block;
}
.workflow-menu .tab-title {
  display: block;
  font-family: Geist, Arial, sans-serif;
  font-weight: 450;
  font-size: 25px;
  letter-spacing: -0.035em;
  line-height: 1.2;
}
.workflow-menu .tab-text {
  display: block;
  font-size: 12px;
  line-height: 1.7;
  margin-top: 10px;
  max-width: 240px;
}

/* Required fields are marked on screen. */
.required-mark {
  color: #5f6862;
  font-weight: 400;
}

@media (max-width: 1000px) {
  .workflow-menu .tab-title {
    font-size: 22px;
  }
}
@media (max-width: 720px) {
  .trailer-play {
    left: auto;
    right: 10px;
    bottom: 10px;
    gap: 10px;
    padding: 6px 12px 6px 6px;
    font-size: 11px;
  }
  .trailer-play .play-glyph {
    width: 30px;
    height: 30px;
    font-size: 9px;
  }
  .trailer-play small {
    display: none;
  }
}
@media (max-width: 700px) {
  .workflow-menu .tab-title {
    font-size: 25px;
  }
  .workflow-menu .tab-text {
    max-width: 350px;
    margin-top: 7px;
  }
}
@media (max-width: 580px) {
  .workflow-menu .tab-title {
    font-size: 23px;
  }
  .workflow-menu .tab-text {
    font-size: 11px;
  }
  .footer-bottom {
    font-size: 11px;
  }
  .architecture-hero .eyebrow {
    font-size: 10px;
  }
  .demo-play small {
    font-size: 10px;
  }
  .film-shortcuts button,
  .film-shortcuts a {
    font-size: 11px;
  }
  .demo-note {
    font-size: 11px;
  }
  .page-hero::after {
    display: none;
  }
}
@media (max-width: 1099px) {
  .page-hero::after {
    display: none;
  }
}

/* Generous text spacing (WCAG 1.4.12): long headline lines may wrap. */
@media (max-width: 400px) {
  .workflow-heading > span,
  .closing-headline span,
  .ai-learning-heading > span,
  .contact-intro h1 span {
    white-space: normal;
  }
  .step > *,
  .brand-story > div,
  .story-purpose > div {
    min-width: 0;
  }
  .step p,
  .step li,
  .brand-story p,
  .story-purpose p {
    overflow-wrap: anywhere;
  }
}

/* Centered labels: the bullet sits inline before the first word when the
   label wraps. */
.architecture-hero .eyebrow,
.pricing-note .eyebrow,
.dark-note .eyebrow {
  display: block;
}
.architecture-hero .eyebrow::before,
.pricing-note .eyebrow::before,
.dark-note .eyebrow::before {
  display: inline-block;
  margin: 0 6px 0 0;
  vertical-align: -1px;
}
.footer-top nav a {
  gap: 0.4em;
}

/* List arrows are decoration: screen readers skip them. */
li::before {
  content: "↗";
  content: "↗" / "";
}

/* Workflow panels take the site's focus ring. */
[role="tabpanel"]:focus-visible {
  outline: 3px solid #1a9f53;
  outline-offset: 5px;
}

/* The short-version label sits on white: ink bullet. */
.trailer-meta .eyebrow::before {
  background-image: url("assets/brand/shard-ink.svg");
}

/* Hovering an AI example is lighter than the selected one. */
.ai-dashboard-choices button:not([aria-pressed="true"]):hover {
  box-shadow: inset 0 -1px 0 var(--mint-line);
  background: #f3fff7;
}

/* One grey for empty fields and placeholders. */
input::placeholder,
textarea::placeholder {
  color: #6b726e;
}

/* The not-found page fills the window. */
.not-found {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
}
.not-found main {
  flex: 1 0 auto;
}

@media (max-width: 800px) {
  .footer-top nav {
    gap: 12px 22px;
  }
}
@media (max-width: 900px) {
  .contact-intro,
  .contact-form {
    max-width: none;
  }
}

/* Shown only if the trailer file cannot load. */
.trailer-error {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.5;
  color: #474f4a;
}
.trailer-error a {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* From tablets up the closing mark bleeds off the lower right, behind the
   button, clear of the headline at every width. */
@media (min-width: 581px) {
  .closing {
    background:
      url("assets/brand/mark-ink-on-mint.svg") right -130px bottom -150px /
        440px 440px no-repeat,
      var(--mint);
  }
}

/* Phones: logo above a two-column link grid. */
@media (max-width: 580px) {
  .footer-top {
    flex-direction: column;
    gap: 14px;
  }
  .footer-top nav {
    display: grid;
    grid-template-columns: repeat(2, max-content);
    gap: 0 32px;
  }
}

/* ---- QA round 3 ------------------------------------------------------- */

/* Grey bands and hairlines run edge to edge on wide screens, with their
   content on the shared column. */
.founder-section,
.learning-detail,
.responsibilities,
.practice-line,
.walkthrough-prep {
  max-width: none;
  padding-inline: max(6%, calc((100% - 1440px) / 2 + 6%));
}

/* Not-found page: the grey hero fills the window above the footer, and the
   button clears the mint R. */
.not-found main {
  display: flex;
  flex-direction: column;
}
.not-found .page-hero {
  flex: 1 0 auto;
  width: 100%;
  max-width: none;
  margin: 0;
}
.not-found .page-intro {
  margin-top: 64px;
}

/* Links inside intro copy read as links. */
.page-intro > p a {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* The phone menu shows the current page, like the desktop nav. */
#mobile-menu a[aria-current] {
  color: var(--mint);
}

/* The trailer button's subtitle lines up under its title. */
.trailer-play {
  text-align: left;
}

/* Section-head links stay on one line. */
.section-head > .text-link {
  flex: none;
}

/* Touch-sized targets. */
.desktop-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}
@media (pointer: coarse) {
  .chapters button {
    min-height: 44px;
  }
  .dialog-close {
    width: 44px;
    height: 44px;
  }
}

/* The request heading takes focus only to move the reading position. */
#form-result-title:focus {
  outline: none;
}

/* Landscape phones: the videos fit the screen height with their controls. */
@media (max-height: 500px) and (orientation: landscape) {
  html {
    scroll-padding-top: 12px;
  }
  .trailer-screen,
  .trailer-meta,
  .ai-dashboard-demo {
    max-width: calc((100svh - 24px) * 16 / 9);
    margin-inline: auto;
  }
}

/* Small tablets: link rows split two and two instead of three plus one. */
@media (min-width: 581px) and (max-width: 760px) {
  .footer-top nav {
    display: grid;
    grid-template-columns: repeat(2, max-content);
    gap: 0 32px;
  }
}
@media (min-width: 581px) and (max-width: 680px) {
  .film-shortcuts {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px 12px;
  }
  .film-shortcuts button,
  .film-shortcuts a {
    justify-content: flex-start;
  }
}
@media (max-width: 400px) {
  .film-shortcuts {
    column-gap: 8px;
  }
  .film-shortcuts button,
  .film-shortcuts a {
    font-size: 10px;
    gap: 6px;
  }
}

/* Smaller footer logos keep the R on the rule's edge. */
@media (max-width: 700px) {
  .footer-top > a {
    margin-left: -6px;
  }
}
@media (max-width: 580px) {
  .footer-top > a {
    margin-left: -5.5px;
  }
}