/* Orvessa leave-behind. Tokens from the Orvessa Brand Guidelines v1.0:
   one coral accent against ink or ivory. Figtree display, Roboto body,
   Roboto Mono eyebrows and figures. Fonts are self hosted (../../fonts). */

@font-face { font-family: 'Figtree'; font-style: normal; font-weight: 300 900; font-display: swap; src: url(../../fonts/figtree-latin.woff2) format('woff2'); }
@font-face { font-family: 'Roboto'; font-style: normal; font-weight: 100 900; font-display: swap; src: url(../../fonts/roboto-400-latin.woff2) format('woff2'); }
@font-face { font-family: 'Roboto Mono'; font-style: normal; font-weight: 100 900; font-display: swap; src: url(../../fonts/roboto-mono-400-latin.woff2) format('woff2'); }

:root {
  --ink: #14151A; --ink-low: #1A1B21; --ink-c: #1F2027; --ink-hi: #26272F; --ink-hh: #2F3039;
  --bone: #EDE9E1; --bone-var: #C4C0B8; --ash: #8E8A82; --ink-outline-var: #45464E;
  --ivory: #F5F1EA; --ivory-low: #F0EBE2; --ivory-c: #EAE4D9; --ivory-hi: #E3DCCF; --ivory-hh: #DCD4C5;
  --card: #FFFFFF; --on: #14151A; --on-var: #4A4A52; --outline: #7A7A84; --outline-var: #C9C4BA;
  --coral: #FF6B4A; --coral-h: #F2542F; --coral-lift: #FF8A70; --coral-cont: #FFE2DA; --on-coral-cont: #4A1508; --coral-link: #A8300F;
  --display: 'Figtree', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --body: 'Roboto', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'Roboto Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --ease-out: cubic-bezier(.05, .7, .1, 1);
  --ease-std: cubic-bezier(.2, 0, 0, 1);
  --header-h: 56px; --nav-h: 56px;
  --pad: clamp(20px, 4.5vw, 72px);
  --radius: 16px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--ink); color: var(--bone);
  font-family: var(--body); font-size: 16px; line-height: 1.5;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
}
img, video { display: block; max-width: 100%; }
button { font: inherit; color: inherit; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--coral); outline-offset: 3px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 20; height: var(--header-h);
  display: flex; align-items: center; gap: 14px; padding: 0 clamp(14px, 3vw, 28px);
  background: rgba(20, 21, 26, .86); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--ink-hh);
}
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--bone); flex: none; }
.brand .mark { width: 26px; height: 26px; color: var(--coral); }
.brand .wordmark { font-family: var(--display); font-weight: 500; letter-spacing: .04em; font-size: 17px; line-height: 1; }
.site-heading { display: flex; align-items: baseline; gap: 10px; min-width: 0; flex: 1 1 auto; }
.site-heading h1 { margin: 0; font-family: var(--display); font-weight: 500; font-size: 15px; letter-spacing: -.01em; color: var(--bone-var); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chip { display: inline-flex; align-items: center; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--ink-outline-var); font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--bone-var); white-space: nowrap; }
.chip:empty { display: none; }
.header-actions { display: flex; gap: 8px; flex: none; }
.btn {
  display: inline-flex; align-items: center; gap: 8px; min-height: 40px; padding: 8px 16px; border-radius: 999px;
  border: 1px solid var(--ink-outline-var); background: transparent; color: var(--bone);
  font-family: var(--body); font-weight: 500; font-size: 14px; text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: background-color 200ms linear, color 200ms linear, border-color 200ms linear;
}
.btn:hover { background: var(--ink-hi); }
.btn-primary { background: var(--coral); border-color: var(--coral); color: var(--ink); }
.btn-primary:hover { background: var(--coral-h); border-color: var(--coral-h); }
.btn svg { width: 16px; height: 16px; flex: none; }
@media (max-width: 640px) {
  .site-heading h1 { display: none; }
  .site-header .btn .btn-text { display: none; }
  .site-header .btn { padding: 8px 12px; }
}

/* ---------- stage: slides + nav ---------- */
.stage {
  position: relative; display: grid; grid-template-rows: 1fr auto;
  height: calc(100vh - var(--header-h)); height: calc(100dvh - var(--header-h));
  background: var(--ink);
}
.stage:fullscreen, .stage:-webkit-full-screen { height: 100%; }
.deck { position: relative; overflow: hidden; }
.progress { position: absolute; top: 0; left: 0; right: 0; height: 3px; z-index: 5; background: rgba(255, 255, 255, .08); }
.progress > span { display: block; height: 100%; width: 0; background: var(--coral); transition: width 420ms var(--ease-std); }

.slide {
  position: absolute; inset: 0; overflow: auto; -webkit-overflow-scrolling: touch; overscroll-behavior: contain;
  background: var(--bg); color: var(--fg);
  opacity: 0; visibility: hidden; transform: translateX(28px);
  transition: opacity 420ms var(--ease-std), transform 420ms var(--ease-std), visibility 0s linear 420ms;
}
.slide.is-before { transform: translateX(-28px); }
.slide.is-active { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; z-index: 2; }
.slide-inner {
  min-height: 100%; display: flex; flex-direction: column; gap: clamp(14px, 2.2vh, 28px);
  padding: calc(var(--pad) * .8) var(--pad) calc(var(--pad) * .7);
  max-width: 1480px; margin: 0 auto; width: 100%;
}
.slide-body { flex: 1 1 auto; display: flex; flex-direction: column; justify-content: center; gap: clamp(14px, 2.4vh, 28px); }

/* themes, straight from the deck backgrounds */
.t-ink { --bg: var(--ink); --fg: var(--bone); --fg2: var(--bone-var); --fg3: var(--ash); --eye: var(--coral); --card-bg: var(--ink-c); --card-br: var(--ink-hh); --rule: var(--ink-hh); }
.t-ivory { --bg: var(--ivory); --fg: var(--on); --fg2: var(--on-var); --fg3: var(--on-var); --eye: var(--coral-link); --card-bg: var(--card); --card-br: var(--ivory-hh); --rule: var(--ivory-hh); }
.t-coral { --bg: var(--coral); --fg: var(--ink); --fg2: var(--on-coral-cont); --fg3: var(--on-coral-cont); --eye: var(--on-coral-cont); --card-bg: var(--ink); --card-br: var(--ink); --rule: rgba(20, 21, 26, .25); }

/* type */
.eyebrow { margin: 0; font-family: var(--mono); font-weight: 500; font-size: clamp(12px, 1vw, 13px); letter-spacing: .14em; color: var(--eye); }
.display { margin: 0; font-family: var(--display); font-weight: 700; letter-spacing: -.025em; line-height: 1.02; text-wrap: balance; color: var(--fg); }
.display-xl { font-size: clamp(2.6rem, 9vw, 8.2rem); line-height: .98; }
.display-lg { font-size: clamp(2.2rem, 5.6vw, 5rem); }
.display-md { font-size: clamp(1.7rem, 3.6vw, 3.1rem); line-height: 1.08; }
.display span { display: block; }
.lede { margin: 0; font-size: clamp(1rem, 1.35vw, 1.3rem); line-height: 1.55; color: var(--fg2); max-width: 46ch; }
.lede p { margin: 0; }
.foot { margin: 0; font-size: clamp(12px, .95vw, 14px); color: var(--fg3); line-height: 1.45; }
.foot-row { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.wordmark-text { font-family: var(--display); font-weight: 500; letter-spacing: .04em; color: var(--fg); font-size: 15px; }

/* title */
.k-title .slide-body { gap: clamp(16px, 3vh, 36px); }
.k-title .lede { max-width: 60ch; }

/* split: text left, illustration right */
.k-split .slide-body { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); align-items: center; gap: clamp(24px, 4vw, 64px); }
.k-split .text { display: flex; flex-direction: column; gap: clamp(12px, 2vh, 24px); }
.k-split .art { align-self: center; justify-self: center; width: min(100%, 520px); }
.k-split .art img { width: 100%; height: auto; }
@media (max-width: 760px) {
  .k-split .slide-body { grid-template-columns: 1fr; }
  .k-split .art { width: min(58%, 260px); order: -1; }
}

/* cards (slide 5) */
.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(12px, 1.4vw, 20px); }
.card { background: var(--card-bg); border: 1px solid var(--card-br); border-radius: var(--radius); padding: clamp(16px, 1.8vw, 26px); display: flex; flex-direction: column; gap: 8px; }
.t-coral .card { --fg: var(--bone); --fg2: var(--bone-var); --eye: var(--coral); color: var(--bone); }
.card .index { font-family: var(--mono); font-size: 12px; letter-spacing: .12em; color: var(--eye); margin: 0; }
.card .card-title { margin: 0; font-family: var(--display); font-weight: 600; font-size: clamp(1.1rem, 1.5vw, 1.45rem); letter-spacing: -.01em; color: var(--fg); }
.card .card-body { margin: 0; font-size: clamp(.92rem, 1.05vw, 1.05rem); line-height: 1.5; color: var(--fg2); }
.note { margin: 0; color: var(--fg2); font-size: clamp(.95rem, 1.15vw, 1.15rem); line-height: 1.5; }
.note p { margin: 0; }
@media (max-width: 760px) { .card-grid { grid-template-columns: 1fr; } }

/* how it works (slide 6) */
.how-wrap { background: var(--ivory-hi); border-radius: 22px; padding: clamp(12px, 1.4vw, 18px); display: flex; flex-direction: column; gap: clamp(10px, 1.2vw, 16px); }
.plugin-row, .bank-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(8px, 1vw, 14px); }
.tile { border-radius: 12px; padding: 12px 14px; display: flex; flex-direction: column; gap: 3px; }
.tile-title { margin: 0; font-family: var(--display); font-weight: 600; font-size: clamp(.95rem, 1.15vw, 1.1rem); letter-spacing: -.01em; }
.tile-sub { margin: 0; font-size: clamp(.82rem, .95vw, .95rem); line-height: 1.4; }
.plugin-row .tile { background: var(--card); border: 1px solid var(--ivory-hh); color: var(--on); }
.plugin-row .tile-sub { color: var(--on-var); }
.bank { background: var(--coral); border-radius: 16px; padding: clamp(12px, 1.4vw, 18px); display: flex; flex-direction: column; gap: 12px; color: var(--ink); }
.bank-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.bank-title { margin: 0; font-family: var(--display); font-weight: 700; font-size: clamp(1.15rem, 1.7vw, 1.6rem); letter-spacing: -.015em; }
.bank-tag { margin: 0; font-family: var(--mono); font-size: 12px; letter-spacing: .14em; color: var(--on-coral-cont); }
.bank-row .tile { background: var(--ink); color: var(--bone); }
.bank-row .tile-sub { color: var(--bone-var); }
.io-row { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(8px, 1vw, 14px); }
.io { margin: 0; border-radius: 12px; padding: 12px 14px; font-size: clamp(.9rem, 1vw, 1rem); line-height: 1.45; }
.io-in { border: 1.5px dashed var(--outline); color: var(--on-var); }
.io-in strong { color: var(--on); }
.io-out { background: var(--ink); color: var(--bone-var); }
.io-out strong { color: var(--bone); }
@media (max-width: 760px) {
  .plugin-row, .bank-row { grid-template-columns: 1fr 1fr; }
  .io-row { grid-template-columns: 1fr; }
}
@media (max-width: 359px) { .plugin-row, .bank-row { grid-template-columns: 1fr; } }

/* proof (slide 7) */
.case-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(12px, 1.6vw, 24px); }
.case { background: var(--card-bg); border: 1px solid var(--card-br); border-radius: var(--radius); padding: clamp(18px, 2vw, 30px); display: flex; flex-direction: column; gap: 12px; }
.case .case-title { margin: 0 0 4px; font-family: var(--display); font-weight: 600; font-size: clamp(1.2rem, 1.7vw, 1.6rem); letter-spacing: -.015em; line-height: 1.2; }
.case p { margin: 0; color: var(--fg2); font-size: clamp(.92rem, 1.05vw, 1.05rem); line-height: 1.5; }
.case p strong { color: var(--fg); font-weight: 500; }
@media (max-width: 760px) { .case-grid { grid-template-columns: 1fr; } }

/* stats (slide 8) */
.stat-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(12px, 1.4vw, 20px); }
.stat { background: var(--card-bg); border: 1px solid var(--card-br); border-radius: var(--radius); padding: clamp(16px, 1.8vw, 26px); display: flex; flex-direction: column; gap: 10px; }
.stat.tone-ink { --card-bg: var(--ink); --card-br: var(--ink); --fg: var(--bone); --fg2: var(--bone-var); --eye: var(--coral); color: var(--bone); }
.stat .stat-label { margin: 0; font-family: var(--mono); font-size: 12px; letter-spacing: .14em; color: var(--eye); }
.stat .stat-value { margin: 0; font-family: var(--mono); font-weight: 400; font-size: clamp(1.8rem, 3vw, 2.8rem); letter-spacing: -.02em; line-height: 1.1; color: var(--fg); font-variant-numeric: tabular-nums; }
.stat .stat-body { margin: 0; color: var(--fg2); font-size: clamp(.92rem, 1.05vw, 1.05rem); line-height: 1.5; }
.stat-note { margin: 0; font-family: var(--mono); font-weight: 500; font-size: clamp(12px, 1vw, 14px); color: var(--coral-link); line-height: 1.5; }
@media (max-width: 760px) { .stat-grid { grid-template-columns: 1fr; } }

/* pricing (slide 9) */
.tier-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(12px, 1.4vw, 20px); }
.tier { background: var(--card-bg); border: 1px solid var(--card-br); border-radius: var(--radius); padding: clamp(16px, 1.8vw, 26px); display: flex; flex-direction: column; gap: 8px; }
.tier.tone-coral { --card-bg: var(--coral); --card-br: var(--coral); --fg: var(--ink); --fg2: var(--on-coral-cont); --eye: var(--on-coral-cont); color: var(--ink); }
.tier .tier-label { margin: 0; font-family: var(--mono); font-size: 13px; letter-spacing: .14em; color: var(--eye); }
.tier .tier-title { margin: 0; font-family: var(--display); font-weight: 600; font-size: clamp(1.15rem, 1.5vw, 1.45rem); letter-spacing: -.01em; line-height: 1.2; color: var(--fg); }
.tier .tier-price { margin: 2px 0; font-family: var(--mono); font-size: clamp(1.25rem, 1.8vw, 1.7rem); color: var(--fg); font-variant-numeric: tabular-nums; }
.tier .tier-body { margin: 0; color: var(--fg2); font-size: clamp(.92rem, 1.05vw, 1.05rem); line-height: 1.5; }
.note-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(12px, 1.4vw, 20px); }
.note-grid p { margin: 0; padding-top: 12px; border-top: 1px solid var(--rule); color: var(--fg2); font-size: clamp(.9rem, 1vw, 1rem); line-height: 1.5; }
.note-grid p strong { color: var(--fg); font-weight: 500; }
@media (max-width: 760px) { .tier-grid, .note-grid { grid-template-columns: 1fr; } }

/* ---------- entrance animation (Orvessa ovUp) ---------- */
@keyframes ovUp { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.slide.is-active [data-anim] { animation: ovUp 560ms var(--ease-out) both; animation-delay: calc(90ms + min(var(--i, 0), 9) * 60ms); }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .slide, .progress > span, .btn { transition: none !important; }
  .slide.is-active [data-anim] { animation: none !important; }
}

/* ---------- nav ---------- */
.deck-nav {
  height: var(--nav-h); display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px;
  padding: 0 clamp(10px, 2vw, 20px); background: var(--ink); border-top: 1px solid var(--ink-hh); color: var(--bone-var);
}
.nav-btn {
  width: 40px; height: 40px; border-radius: 999px; border: 1px solid var(--ink-outline-var); background: transparent; color: var(--bone);
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer; transition: background-color 200ms linear, opacity 200ms linear;
}
.nav-btn:hover { background: var(--ink-hi); }
.nav-btn[disabled] { opacity: .32; cursor: default; }
.nav-btn svg { width: 18px; height: 18px; }
.nav-group { display: inline-flex; gap: 8px; align-items: center; }
.nav-centre { display: flex; align-items: center; justify-content: center; gap: 14px; min-width: 0; }
.dots { display: flex; gap: 6px; margin: 0; padding: 0; list-style: none; }
.dots button { width: 22px; height: 22px; padding: 0; border: 0; background: transparent; cursor: pointer; display: grid; place-items: center; border-radius: 999px; }
.dots button::before { content: ''; width: 8px; height: 8px; border-radius: 999px; background: var(--ink-outline-var); transition: background-color 200ms linear, transform 200ms var(--ease-std); }
.dots button:hover::before { background: var(--ash); }
.dots button[aria-current="true"]::before { background: var(--coral); transform: scale(1.3); }
.counter { font-family: var(--mono); font-size: 12px; letter-spacing: .08em; color: var(--bone-var); font-variant-numeric: tabular-nums; white-space: nowrap; }
@media (max-width: 480px) { .dots { gap: 2px; } .dots button { width: 18px; } }
.stage:fullscreen .deck-nav, .stage:-webkit-full-screen .deck-nav { border-top-color: var(--ink-hh); }

/* ---------- below the deck ---------- */
.section { padding: clamp(40px, 7vw, 96px) var(--pad); max-width: 1180px; margin: 0 auto; }
.section .eyebrow { --eye: var(--coral); margin-bottom: 14px; text-transform: uppercase; }
.section h2 { margin: 0 0 20px; font-family: var(--display); font-weight: 600; font-size: clamp(1.6rem, 3vw, 2.4rem); letter-spacing: -.02em; line-height: 1.1; }
.video-frame { border-radius: var(--radius); overflow: hidden; background: #000; border: 1px solid var(--ink-hh); }
.video-frame video { width: 100%; height: auto; aspect-ratio: 16 / 9; }
.download-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.download-meta { font-family: var(--mono); font-size: 12px; letter-spacing: .08em; color: var(--ash); }
.site-footer { padding: 28px var(--pad) 40px; border-top: 1px solid var(--ink-hh); display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; color: var(--ash); font-size: 13px; }
.site-footer .versions { display: flex; gap: 14px; font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.site-footer .versions a { color: var(--bone-var); text-decoration: none; }
.site-footer .versions a:hover { color: var(--coral); }

/* short viewports (phone landscape): tighten the slide vertically */
@media (max-height: 520px) {
  :root { --pad: 20px; }
  .slide-inner { gap: 10px; padding: 18px var(--pad) 16px; }
  .slide-body { gap: 12px; }
  .display-xl { font-size: clamp(2.2rem, 7vh, 3.6rem); }
  .display-lg { font-size: clamp(1.8rem, 7vh, 3rem); }
  .display-md { font-size: clamp(1.4rem, 5.5vh, 2.2rem); }
  .k-split .art { width: min(100%, 300px); }
}