/* CampusOtter site. Same palette and type as the app: GrantOtter's ink and
   river teal on a cool off-white, orange kept for small accents. */
:root {
  --ink: #0e1f21;
  --ink-soft: #4a5c5e;
  --paper: #f4f7f6;
  --surface: #ffffff;
  --line: #d3dddb;
  --river: #0a5f5e;
  --river-bright: #0e8a89;
  --mist: #dcedea;
  --cream: #f3ead0;
  --orange: #bd5210;
  --cheer: #ffe08a;
  --cheer-deep: #e3a400;
  --cheer-ink: #4d3800;
  --display: "Instrument Serif", Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 1.0625rem/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--river); text-underline-offset: 3px; }
a:hover { color: var(--river-bright); }
:focus-visible { outline: 2px solid var(--river-bright); outline-offset: 3px; border-radius: 4px; }
h1, h2 { font-family: var(--display); font-weight: 400; margin: 0; }
h1 { font-size: clamp(2.9rem, 6.2vw, 4.9rem); line-height: 1; letter-spacing: -0.01em; }
h2 { font-size: clamp(2.1rem, 4vw, 3.1rem); line-height: 1.06; }
h3 { font: 600 1.3rem/1.3 var(--sans); margin: 0; }
p { margin: 0; }

.wrap { width: min(1120px, 100% - 2.5rem); margin-inline: auto; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 1rem; top: 1rem; background: var(--surface); padding: 0.5rem 0.8rem; z-index: 20; }

/* A closable note about gifts, above the top bar. Hidden until the link is set. */
.notice { background: var(--mist); border-bottom: 1px solid rgb(10 95 94 / 0.15); font-size: 0.92rem; }
.notice[hidden] { display: none; }
.notice-row { display: flex; align-items: center; gap: 1rem; padding-block: 0.5rem; }
.notice p { color: var(--ink); }
.notice a { font-weight: 600; }
.notice button { margin-left: auto; flex: none; width: 2rem; height: 2rem; border: 0; border-radius: 50%; background: transparent; color: var(--ink-soft); font-size: 1.35rem; line-height: 1; cursor: pointer; }
.notice button:hover { background: rgb(10 95 94 / 0.12); color: var(--river); }

/* Top bar */
.top { position: sticky; top: 0; z-index: 10; background: rgb(244 247 246 / 0.92); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line); }
.top-row { display: flex; align-items: center; gap: 1.5rem; padding-block: 0.7rem; }
.brand img, .demo-bar img { border-radius: 22%; }
.brand { display: flex; align-items: center; gap: 0.5rem; color: var(--ink); text-decoration: none; font: 400 1.55rem/1 var(--display); }
.brand:hover { color: var(--ink); }
.top-nav { display: flex; gap: 1.6rem; margin-left: auto; font-size: 0.95rem; }
.top-nav a { color: var(--ink-soft); text-decoration: none; }
.top-nav a:hover { color: var(--river); }

.button { display: inline-block; background: var(--river); color: #fff; font-weight: 600; text-decoration: none; padding: 0.8rem 1.5rem; border-radius: 999px; }
.button:hover { background: var(--river-bright); color: #fff; }
.button-small { padding: 0.5rem 1.05rem; font-size: 0.92rem; white-space: nowrap; }
.link { font-weight: 500; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0.9rem 1.5rem; margin-top: 2rem; }
.fine { margin-top: 1.4rem; font-size: 0.92rem; color: var(--ink-soft); }

/* Hero */
.hero { display: grid; grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr); gap: clamp(2rem, 5vw, 4.5rem); align-items: center; padding-block: clamp(3rem, 8vw, 6.5rem) clamp(3.5rem, 8vw, 6rem); }
.lede { margin-top: 1.6rem; font-size: 1.2rem; line-height: 1.55; color: var(--ink-soft); max-width: 34rem; }

/* The example conversation */
.demo { margin: 0; background: var(--surface); border: 1px solid var(--line); border-radius: 22px; box-shadow: 0 24px 60px -30px rgb(14 31 33 / 0.35); overflow: hidden; font-size: 0.95rem; }
.demo-bar { display: flex; align-items: center; gap: 0.45rem; padding: 0.7rem 1.1rem; border-bottom: 1px solid var(--line); font: 400 1.2rem/1 var(--display); }
.demo-body { display: flex; flex-direction: column; gap: 0.9rem; padding: 1.2rem 1.2rem 1.4rem; background: var(--paper); min-height: 30rem; }
.demo figcaption { padding: 0.65rem 1.1rem; border-top: 1px solid var(--line); font-size: 0.82rem; color: var(--ink-soft); }
.bubble { align-self: flex-end; max-width: 86%; background: var(--mist); padding: 0.6rem 0.95rem; border-radius: 18px 18px 6px 18px; }
.status { display: flex; align-items: center; gap: 0.55rem; color: var(--ink-soft); font-size: 0.88rem; }
.dot { width: 0.5rem; height: 0.5rem; border-radius: 50%; background: var(--river-bright); }
.people { margin: 0.6rem 0 0; padding-left: 1.25rem; display: grid; gap: 0.55rem; }
.people li::marker { color: var(--river-bright); }
.people span { display: block; color: var(--ink-soft); font-size: 0.88rem; }
.letter { background: var(--surface); border-left: 3px solid var(--river); border-radius: 0 12px 12px 0; padding: 0.95rem 1.1rem; box-shadow: 0 1px 3px rgb(14 31 33 / 0.08); }
.letter dl { display: grid; grid-template-columns: auto 1fr; gap: 0.15rem 0.8rem; margin: 0 0 0.7rem; padding-bottom: 0.6rem; border-bottom: 1px solid var(--line); font-size: 0.88rem; }
.letter dt { color: var(--ink-soft); }
.letter dd { margin: 0; }
.letter p + p { margin-top: 0.7rem; }
.letter-actions { display: flex; gap: 0.5rem; margin-top: 0.8rem; }
.letter-actions span { border: 1px solid var(--line); border-radius: 999px; padding: 0.25rem 0.8rem; font-size: 0.82rem; font-weight: 500; color: var(--river); }
/* Suggested replies: the assistant offers what the student might say next. */
.chips { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.chips span { border: 1px solid var(--river); border-radius: 999px; padding: 0.3rem 0.85rem; font-size: 0.85rem; font-weight: 500; color: var(--river); background: var(--surface); }

/* The conversation plays once when the page loads. */
@media (prefers-reduced-motion: no-preference) {
  .play { opacity: 0; transform: translateY(8px); animation: arrive 0.5s ease-out forwards; }
  .p1 { animation-delay: 0.5s; }
  .p2 { animation: searching 1.9s ease-out 1.3s forwards; }
  .p3 { animation-delay: 3.2s; }
  .p4 { animation-delay: 5s; }
  .p5 { animation-delay: 6.1s; }
  .p6 { animation-delay: 7.3s; }
  .dot { animation: pulse 0.9s ease-in-out infinite; }
}
@media (prefers-reduced-motion: reduce) {
  .status { display: none; }
}
@keyframes arrive { to { opacity: 1; transform: none; } }
/* The status line shows while the answer is on its way, then makes room for it. */
@keyframes searching {
  0% { opacity: 0; transform: translateY(8px); max-height: 2rem; }
  20%, 85% { opacity: 1; transform: none; max-height: 2rem; }
  100% { opacity: 0; transform: none; max-height: 0; margin-top: -0.9rem; }
}
@keyframes pulse { 50% { opacity: 0.35; } }

/* The promo video. Nothing is downloaded until the visitor presses play. */
.film { padding-block: clamp(3.5rem, 8vw, 6rem); border-top: 1px solid var(--line); }
.film-frame { margin: clamp(1.8rem, 4vw, 2.8rem) 0 0; }
.film video { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; background: var(--ink); border: 1px solid var(--line); border-radius: 22px; box-shadow: 0 24px 60px -30px rgb(14 31 33 / 0.35); }
.film figcaption { margin-top: 0.8rem; font-size: 0.88rem; color: var(--ink-soft); }

/* How it works */
.how { padding-block: clamp(3.5rem, 8vw, 6.5rem); border-top: 1px solid var(--line); }
.how > h2 { max-width: 20ch; }
.section-lede { margin-top: 1.2rem; max-width: 40rem; font-size: 1.15rem; color: var(--ink-soft); }
.steps { list-style: none; margin: clamp(2.5rem, 6vw, 4.5rem) 0 0; padding: 0; display: grid; gap: clamp(2.5rem, 6vw, 4.5rem); }
.step { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(1.5rem, 5vw, 4.5rem); align-items: center; }
.step:nth-child(even) .step-copy { order: 2; }
.step-number { display: block; font: 400 4.2rem/0.9 var(--display); color: var(--river-bright); margin-bottom: 0.8rem; }
.step-copy p { margin-top: 0.8rem; color: var(--ink-soft); max-width: 30rem; }
.mock { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 1.3rem 1.4rem; font-size: 0.95rem; }
.mock.letter { border: 0; border-left: 3px solid var(--river); border-radius: 0 16px 16px 0; padding: 1.3rem 1.4rem; }
.mock hr { border: 0; border-top: 1px solid var(--line); margin: 1rem 0; }
.mock-soft { color: var(--ink-soft); font-size: 0.9rem; margin-top: 0.15rem; }
.mock-link { color: var(--river); font-size: 0.9rem; text-decoration: underline; text-underline-offset: 3px; margin-top: 0.3rem; }
.mock-list { margin: 0.7rem 0 0; padding-left: 1.2rem; display: grid; gap: 0.35rem; color: var(--ink-soft); }
.mock-list li::marker { color: var(--river-bright); }

/* The mentor list, as the app shows it when a student comes back. */
.mock.track { background: var(--mist); border-color: transparent; }
.track-title { font-size: 0.9rem; font-weight: 600; color: var(--river); }
.track-row { padding: 0.85rem 0; border-top: 1px solid rgb(10 95 94 / 0.15); }
.track-row:first-of-type { border-top: 0; }
.track-who { display: flex; flex-wrap: wrap; align-items: center; gap: 0.35rem 0.7rem; }
.badge { display: inline-flex; align-items: center; gap: 0.35rem; background: var(--river); color: #fff; border-radius: 999px; padding: 0.15rem 0.7rem; font-size: 0.78rem; font-weight: 600; }
.badge-gold { background: var(--cheer); color: var(--cheer-ink); }
.strip { display: flex; align-items: center; gap: 0.35rem; margin-top: 0.5rem; }
.seg { width: 2.1rem; height: 0.38rem; border-radius: 999px; background: rgb(10 95 94 / 0.2); }
.seg.on { background: var(--river); }
.seg.gold { background: rgb(227 164 0 / 0.25); }
.seg.gold.on { background: var(--cheer-deep); }
.strip-label { margin-left: 0.3rem; font-size: 0.78rem; font-weight: 500; color: var(--river); }
.strip-gold { color: var(--cheer-ink); }
.track-next { margin-top: 0.45rem; font-size: 0.9rem; }
.track-next em { font-style: normal; font-weight: 500; color: var(--orange); }
.also { margin-top: clamp(2.5rem, 6vw, 4.5rem); padding-top: 2rem; border-top: 1px solid var(--line); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); gap: 1rem 3rem; }
.also p { color: var(--ink-soft); max-width: 42rem; }

/* What it won't do: the one dark band on the page */
.limits { background: var(--ink); color: var(--paper); padding-block: clamp(3.5rem, 8vw, 6rem); }
.limits .section-lede { color: #b9c9c7; }
.limit-list { list-style: none; margin: 2.8rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 3.5rem; }
.limit-list li { padding: 1.3rem 0; border-top: 1px solid rgb(244 247 246 / 0.18); color: #b9c9c7; }
.limit-list strong { display: block; color: var(--paper); font-weight: 600; margin-bottom: 0.25rem; }

/* Schools */
.schools { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: clamp(2rem, 6vw, 5rem); align-items: start; padding-block: clamp(3.5rem, 8vw, 6.5rem); }
.schools p { margin-top: 1.1rem; max-width: 42rem; color: var(--ink-soft); }
.schools h2 + p { margin-top: 1.4rem; }
.mascot { width: 220px; border-radius: 32px; }
.plain { margin: 1.4rem 0 0; padding: 0; list-style: none; max-width: 42rem; }
.plain li { padding: 0.7rem 0; border-top: 1px solid var(--line); }
.plain li:last-child { border-bottom: 1px solid var(--line); }

/* Faculty and privacy */
.two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(2rem, 6vw, 5rem); padding-block: clamp(3rem, 7vw, 5.5rem); border-top: 1px solid var(--line); }
.two h2 { font-size: clamp(1.9rem, 3.2vw, 2.5rem); }
.two p { margin-top: 1.1rem; color: var(--ink-soft); }

/* Footer */
.foot { border-top: 1px solid var(--line); padding-block: 2.2rem 3rem; font-size: 0.92rem; color: var(--ink-soft); }
.foot-row { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 1rem 2.5rem; align-items: start; }
.foot .brand { font-size: 1.35rem; }
.foot p { max-width: 38rem; }
.foot .support { grid-column: 2; }
.foot .support[hidden] { display: none; }

@media (max-width: 860px) {
  .top-nav { display: none; }
  .top-row .button-small { margin-left: auto; }
  .hero, .step, .also, .schools, .two, .limit-list, .foot-row { grid-template-columns: minmax(0, 1fr); }
  .step:nth-child(even) .step-copy { order: 0; }
  .demo-body { min-height: 0; }
  .mascot { width: 150px; }
  .foot .support { grid-column: auto; }
}