/* ─────────────────────────────────────────────────────────────
   Cadu — landing page
   Lora, one neutral ramp, one chromatic colour. Sky and white.
   ───────────────────────────────────────────────────────────── */

@font-face { font-family: "Lora"; src: url("../fonts/Lora-Regular.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Lora"; src: url("../fonts/Lora-Bold.woff2") format("woff2"); font-weight: 700; font-style: normal; font-display: swap; }
@font-face { font-family: "Lora"; src: url("../fonts/Lora-Italic.woff2") format("woff2"); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: "Lora"; src: url("../fonts/Lora-BoldItalic.woff2") format("woff2"); font-weight: 700; font-style: italic; font-display: swap; }

:root {
  --sky:        #007AFF;
  --sky-bright: #4FA8F5;
  --sky-deep:   #0A5CC0;
  --hermes:     #0000E8;

  --ink:        #0B1220;
  --ink-2:      #414B5C;
  --ink-3:      #7C8797;
  --hair:       rgba(11, 18, 32, 0.10);
  --hair-soft:  rgba(11, 18, 32, 0.06);

  --paper:      #ffffff;
  --wash:       #F2F7FD;
  --wash-2:     #E8F1FB;

  --nav-h:      68px;
  --r-sm:       12px;
  --r-md:       18px;
  --r-lg:       26px;
  --r-xl:       36px;

  --shadow-sm:  0 1px 2px rgba(11,18,32,.05), 0 6px 18px rgba(11,18,32,.05);
  --shadow-md:  0 2px 6px rgba(11,18,32,.05), 0 18px 48px rgba(11,18,32,.09);
  --shadow-lg:  0 4px 12px rgba(11,18,32,.06), 0 40px 90px rgba(10,92,192,.16);

  --ease:       cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Lora", Georgia, "Times New Roman", serif;
  font-size: 17px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
code {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
  font-size: .86em;
  background: var(--wash-2);
  border-radius: 5px;
  padding: .08em .38em;
  color: var(--sky-deep);
}
em { font-style: italic; }

/* ── Grain ─────────────────────────────────────────────────── */
.grain {
  position: fixed;
  inset: -100px;
  z-index: 9000;
  pointer-events: none;
  opacity: .16;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.86' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)' opacity='.42'/%3E%3C/svg%3E");
  animation: grainShift 1.1s steps(3) infinite;
}
@keyframes grainShift {
  0%   { transform: translate(0,0); }
  33%  { transform: translate(-7px, 4px); }
  66%  { transform: translate(5px,-6px); }
  100% { transform: translate(0,0); }
}
@media (prefers-reduced-motion: reduce) { .grain { animation: none; } }

/* ── Nav ───────────────────────────────────────────────────── */
.nav {
  position: fixed; inset: 0 0 auto 0;
  z-index: 800;
  height: var(--nav-h);
  transition: background .5s var(--ease), box-shadow .5s var(--ease), backdrop-filter .5s var(--ease);
}
.nav--solid {
  background: rgba(255,255,255,.78);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  box-shadow: 0 1px 0 var(--hair-soft), 0 10px 30px rgba(11,18,32,.05);
}
.nav__inner {
  height: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.brand { display: flex; align-items: center; gap: 10px; margin-right: auto; }
.brand__mark {
  width: 26px; height: 26px;
  border-radius: 7px;
  background: var(--hermes);
  padding: 2px;
  object-fit: contain;
}
.brand__name { font-weight: 700; letter-spacing: .12em; font-size: 15px; text-transform: uppercase; }
.nav:not(.nav--solid) .brand__name,
.nav:not(.nav--solid) .nav__links a { color: #fff; text-shadow: 0 1px 12px rgba(11,18,32,.35); }
.nav:not(.nav--solid) .brand__mark { background: rgba(255,255,255,.22); backdrop-filter: blur(6px); }

.nav__links { display: flex; gap: 26px; font-size: 14.5px; }
.nav__links a { position: relative; opacity: .82; transition: opacity .25s var(--ease); }
.nav__links a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -5px;
  height: 1px; background: currentColor; transition: right .35s var(--ease);
}
.nav__links a:hover { opacity: 1; }
.nav__links a:hover::after { right: 0; }
.nav__toggle { display: none; }

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  --btn-bg: rgba(255,255,255,.16);
  display: inline-flex; align-items: center; gap: 9px;
  padding: 11px 20px;
  border-radius: 999px;
  font-size: 15px; font-weight: 700;
  letter-spacing: .01em;
  border: 0;
  cursor: pointer;
  white-space: nowrap;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s var(--ease), color .3s var(--ease);
}
.btn svg { width: 15px; height: 15px; flex: none; transition: transform .3s var(--ease); }
.btn:hover svg { transform: translateX(3px); }
.btn--small { padding: 8px 16px; font-size: 14px; }
.btn--large { padding: 16px 30px; font-size: 17px; }

.btn--primary {
  background: linear-gradient(180deg, var(--sky-bright), var(--sky));
  color: #fff;
  box-shadow: 0 1px 2px rgba(11,18,32,.12), 0 4px 12px rgba(11,18,32,.10);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 2px 4px rgba(11,18,32,.14), 0 8px 20px rgba(11,18,32,.14); }

.btn--ghost {
  background: rgba(255,255,255,.18);
  border: 1px solid rgba(255,255,255,.55);
  color: #fff;
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  box-shadow: 0 1px 2px rgba(11,18,32,.08);
}
.btn--ghost:hover { background: rgba(255,255,255,.3); transform: translateY(-2px); }

/* The X mark is a mark: no capsule, no fill, just the glyph. */
.xlink {
  display: inline-flex;
  align-items: center;
  padding: 6px;
  opacity: .78;
  transition: opacity .25s var(--ease), transform .25s var(--ease);
}
.xlink svg { width: 17px; height: 17px; }
.xlink:hover { opacity: 1; transform: translateY(-1px); }
.nav:not(.nav--solid) .xlink { color: #fff; filter: drop-shadow(0 1px 8px rgba(11,18,32,.4)); }

/* Nav CTA inherits glass on the hero, solid on scroll */
.nav .btn { background: rgba(255,255,255,.2); border: 1px solid rgba(255,255,255,.5); color: #fff; backdrop-filter: blur(12px); }
.nav .btn:hover { background: rgba(255,255,255,.34); }
.nav--solid .btn { background: var(--ink); border: 1px solid var(--ink); color: #fff; backdrop-filter: none; }
.nav--solid .btn:hover { background: var(--sky); border-color: var(--sky); }

/* ── Hero ──────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  padding: calc(var(--nav-h) + 24px) 24px 72px;
  overflow: hidden;
  isolation: isolate;
}
/* A scrim under the nav, so the links stay readable over a bright cloud. */
.hero::before {
  content: "";
  position: absolute; inset: 0 0 auto 0;
  height: 190px;
  z-index: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(11,18,32,.26), rgba(11,18,32,0));
}
.hero__canvas, .hero__fallback {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  z-index: -1;
  display: block;
}
.hero__fallback { background: linear-gradient(165deg, #cfe6ff 0%, #6fb3f7 45%, #1c78e0 100%); }

.hero__content {
  position: relative;
  text-align: center;
  color: #fff;
  max-width: 760px;
  margin-bottom: 4vh;
  text-shadow: 0 2px 24px rgba(11,18,32,.28);
}
.hero__title {
  font-size: clamp(38px, 12vw, 108px);
  line-height: .96;
  font-weight: 700;
  letter-spacing: .12em;
  margin: 20px 0 6px;
  text-indent: .12em;
}
.hero__tagline {
  font-style: italic;
  font-size: clamp(17px, 4.4vw, 26px);
  letter-spacing: .02em;
  margin: 0 0 22px;
  opacity: .96;
}
.hero__sub {
  font-size: clamp(15px, 3.4vw, 18px);
  line-height: 1.62;
  margin: 0 auto 32px;
  max-width: 580px;
  opacity: .92;
}
.hero__sub strong { font-weight: 700; }
.hero__actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero__actions--center { margin-top: 8px; }
.hero__hint {
  margin: 26px 0 0;
  font-size: 13px;
  letter-spacing: .13em;
  text-transform: uppercase;
  opacity: .62;
  transition: opacity .6s var(--ease);
}
.hero__hint.is-hidden { opacity: 0; }

.hero__scroll {
  position: absolute; bottom: 22px; left: 50%; transform: translateX(-50%);
  width: 22px; height: 34px;
  border: 1.5px solid rgba(255,255,255,.55);
  border-radius: 12px;
}
.hero__scroll span {
  position: absolute; left: 50%; top: 7px;
  width: 3px; height: 6px; margin-left: -1.5px;
  border-radius: 2px; background: rgba(255,255,255,.9);
  animation: scrollDot 1.9s var(--ease) infinite;
}
@keyframes scrollDot { 0%,100% { transform: translateY(0); opacity: 1; } 60% { transform: translateY(12px); opacity: .1; } }

/* ── Marquee ───────────────────────────────────────────────── */
.marquee {
  overflow: hidden;
  border-block: 1px solid var(--hair-soft);
  background: var(--wash);
  padding: 15px 0;
  white-space: nowrap;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee__track {
  display: inline-flex; align-items: center; gap: 22px;
  animation: slide 46s linear infinite;
  font-size: 14px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--ink-2);
}
.marquee__track i { color: var(--sky); font-style: normal; opacity: .6; }
@keyframes slide { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .marquee__track { animation: none; } }

/* ── Sections ──────────────────────────────────────────────── */
.section { position: relative; padding: clamp(56px, 7vw, 96px) 0; }
.section--tint { background: linear-gradient(180deg, #fff 0%, var(--wash) 18%, var(--wash) 82%, #fff 100%); }
.section--intro { padding: clamp(52px, 6.5vw, 84px) 0 clamp(20px, 3vw, 36px); }

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 28px; }
.wrap--narrow { max-width: 780px; }

.eyebrow {
  font-size: 12.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--sky);
  margin: 0 0 18px;
  font-weight: 700;
}

.display {
  font-size: clamp(34px, 5.6vw, 62px);
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: -.012em;
  margin: 0 0 26px;
}
.display--sm { font-size: clamp(30px, 4.6vw, 50px); }
.display em { font-style: italic; color: var(--sky); font-weight: 400; }

.lede {
  font-size: clamp(17px, 2.1vw, 20px);
  line-height: 1.68;
  color: var(--ink-2);
  max-width: 62ch;
  margin: 0 0 30px;
}
.lede--wide { max-width: 74ch; }

/* ── Split layout ──────────────────────────────────────────── */
.split {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: clamp(36px, 6vw, 84px);
  align-items: center;
}
.split--tight { grid-template-columns: 1.25fr .75fr; align-items: start; margin-bottom: 64px; }
.split__media { position: relative; display: flex; justify-content: center; align-items: center; }

/* ── Ticks ─────────────────────────────────────────────────── */
.ticks { list-style: none; padding: 0; margin: 0; display: grid; gap: 20px; }
.ticks li {
  position: relative;
  padding-left: 30px;
  color: var(--ink-2);
  font-size: 16px;
  line-height: 1.62;
}
.ticks li::before {
  content: "";
  position: absolute; left: 0; top: .58em;
  width: 13px; height: 13px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--sky-bright), var(--sky));
  box-shadow: 0 0 0 4px rgba(0,122,255,.12);
}
.ticks li b { color: var(--ink); }
.ticks--lg li { font-size: 17px; }

/* ── Cards ─────────────────────────────────────────────────── */
.cards { display: grid; gap: 20px; margin-top: 52px; }
.cards--3 { grid-template-columns: repeat(3, 1fr); }
.cards--4 { grid-template-columns: repeat(4, 1fr); }
.card {
  background: rgba(255,255,255,.72);
  border: 1px solid var(--hair-soft);
  border-radius: var(--r-lg);
  padding: 28px 26px;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(12px);
  transition: transform .45s var(--ease), box-shadow .45s var(--ease), border-color .45s var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(0,122,255,.22); }
.card h3 { margin: 0 0 10px; font-size: 19px; font-weight: 700; letter-spacing: -.005em; }
.card p { margin: 0; color: var(--ink-2); font-size: 15.5px; line-height: 1.6; }
.card__glyph {
  width: 42px; height: 42px;
  display: grid; place-items: center;
  border-radius: 13px;
  margin-bottom: 16px;
  background: linear-gradient(160deg, var(--wash-2), #fff);
  border: 1px solid rgba(0,122,255,.16);
  color: var(--sky);
  font-size: 19px;
}

/* ── Grid tiles ────────────────────────────────────────────── */
.grid {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--hair-soft);
  border: 1px solid var(--hair-soft);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.tile { background: #fff; padding: 26px 24px; transition: background .35s var(--ease); }
.tile:hover { background: var(--wash); }
.tile h4 {
  margin: 0 0 8px;
  font-size: 13px; letter-spacing: .15em; text-transform: uppercase;
  color: var(--sky-deep);
}
.tile p { margin: 0; font-size: 15px; line-height: 1.55; color: var(--ink-2); }

/* ── Phone frames ──────────────────────────────────────────── */
.phone {
  position: relative;
  width: min(300px, 74vw);
  aspect-ratio: 1206 / 2622;
  border-radius: 46px;
  padding: 9px;
  background: linear-gradient(160deg, #f6f8fb, #cfd7e2 40%, #eef2f7 70%, #b9c3d1);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(11,18,32,.08);
  transition: transform .7s var(--ease);
}
.phone__screen { width: 100%; height: 100%; border-radius: 38px; overflow: hidden; background: #fff; }
.phone__screen img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.phone--tilt { transform: rotate(-3deg); z-index: 2; }
.phone--tilt-r { transform: rotate(3deg); }
.phone--behind {
  position: absolute;
  right: -6%;
  top: 16%;
  width: min(240px, 58vw);
  transform: rotate(7deg) translateX(30%);
  opacity: .96;
  z-index: 1;
}
.split__media:hover .phone--tilt { transform: rotate(-1.5deg) translateY(-6px); }
.split__media:hover .phone--behind { transform: rotate(9deg) translateX(38%) translateY(-4px); }

/* ── FAQ ───────────────────────────────────────────────────── */
.faq { margin-top: 46px; border-top: 1px solid var(--hair-soft); }
.faq details {
  border-bottom: 1px solid var(--hair-soft);
  padding: 4px 0;
}
.faq summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 44px 22px 0;
  position: relative;
  font-size: 18px;
  font-weight: 700;
  transition: color .3s var(--ease);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "";
  position: absolute; right: 8px; top: 50%;
  width: 11px; height: 11px;
  margin-top: -6px;
  border-right: 1.6px solid var(--sky);
  border-bottom: 1.6px solid var(--sky);
  transform: rotate(45deg);
  transition: transform .35s var(--ease);
}
.faq details[open] summary { color: var(--sky-deep); }
.faq details[open] summary::after { transform: rotate(-135deg); margin-top: -2px; }
.faq p { margin: 0 0 24px; color: var(--ink-2); font-size: 16px; max-width: 70ch; }

/* ── CTA ───────────────────────────────────────────────────── */
.section--cta { background: linear-gradient(180deg, #fff, var(--wash) 60%, var(--wash-2)); text-align: center; }
.cta { display: grid; justify-items: center; gap: 18px; }
.cta .lede { margin: 0 auto; }
/* ── Footer ────────────────────────────────────────────────── */
.footer { background: var(--ink); color: rgba(255,255,255,.7); padding: 56px 0 44px; }
.footer__inner { display: grid; gap: 26px; }
.footer__brand { display: flex; align-items: center; gap: 12px; }
.footer__brand b { display: block; color: #fff; letter-spacing: .1em; text-transform: uppercase; font-size: 14px; }
.footer__brand span { font-size: 14px; font-style: italic; }
.footer__brand .brand__mark { background: rgba(255,255,255,.1); }
.footer__links { display: flex; gap: 24px; flex-wrap: wrap; font-size: 14.5px; }
.footer__links a { opacity: .78; transition: opacity .25s var(--ease); }
.footer__links a:hover { opacity: 1; color: var(--sky-bright); }
.footer__x { display: inline-flex; align-items: center; gap: 8px; }
.footer__x svg { width: 14px; height: 14px; }
.footer__legal { margin: 0; font-size: 13px; opacity: .5; border-top: 1px solid rgba(255,255,255,.1); padding-top: 22px; }

/* ── Legal pages ───────────────────────────────────────────── */
.legal-page { background: var(--wash); }
.legal-main { padding: calc(var(--nav-h) + 72px) 0 100px; }
.legal-document {
  max-width: 780px;
  margin: 0 auto;
  padding: clamp(32px, 6vw, 64px);
  background: var(--paper);
  border: 1px solid var(--hair-soft);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-md);
}
.legal-document h1 {
  margin: 0 0 8px;
  font-size: clamp(38px, 7vw, 62px);
  line-height: 1.08;
  letter-spacing: -.035em;
}
.legal-document .legal-updated { margin: 0 0 42px; color: var(--ink-3); font-size: 14px; }
.legal-document .legal-summary {
  margin: 0 0 44px;
  padding: 22px 24px;
  color: var(--ink);
  background: var(--wash);
  border-left: 3px solid var(--sky);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: 18px;
}
.legal-document h2 { margin: 38px 0 10px; font-size: 23px; line-height: 1.3; }
.legal-document p, .legal-document li { color: var(--ink-2); }
.legal-document p { margin: 0 0 16px; }
.legal-document ul { margin: 0 0 20px; padding-left: 24px; }
.legal-document li + li { margin-top: 8px; }
.legal-document a { color: var(--sky-deep); text-decoration: underline; text-underline-offset: 3px; }
.legal-document a:hover { color: var(--sky); }

/* ── Reveal ────────────────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .85s var(--ease), transform .85s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 1080px) {
  .cards--4 { grid-template-columns: repeat(2, 1fr); }
  .grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 860px) {
  .nav__links { display: none; }
  .nav__inner { padding: 0 18px; gap: 10px; }
  .brand__name { font-size: 13.5px; letter-spacing: .1em; }
  .nav .btn--small { padding: 8px 14px; font-size: 13px; }
  .split, .split--tight { grid-template-columns: 1fr; }
  .split__media { margin-top: 12px; }
  .phone--behind { position: relative; right: auto; top: auto; transform: rotate(5deg); margin-left: -18%; width: min(200px, 46vw); }
  .cards--3 { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  body { font-size: 16px; }
  .wrap { padding: 0 20px; }
  .hero { padding-left: 18px; padding-right: 18px; }
  .hero__content { margin-bottom: 2vh; }
  .hero__sub { margin-bottom: 26px; }
  .hero__actions { gap: 11px; width: 100%; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .btn--large { padding: 15px 24px; font-size: 16px; }
  .hero__hint { font-size: 11.5px; letter-spacing: .1em; margin-top: 20px; }
  .marquee__track { font-size: 12.5px; gap: 16px; }
  .card { padding: 24px 22px; }
  .tile { padding: 22px 20px; }
  .faq summary { font-size: 16.5px; padding: 18px 36px 18px 0; }
  .cards--4 { grid-template-columns: 1fr; }
  .grid { grid-template-columns: 1fr; }
  /* Two phones do not fit a phone. Show the one that carries the point. */
  .phone--behind { display: none; }
  .phone--tilt { transform: rotate(-2deg); }
  .hero { padding-bottom: 56px; }
  .hero__scroll { display: none; }
  .legal-main { padding: calc(var(--nav-h) + 28px) 0 60px; }
  .legal-document { padding: 28px 22px; border-radius: var(--r-lg); }
  .legal-document .legal-summary { padding: 18px; font-size: 16px; }
}

@media (max-width: 380px) {
  .brand__name { display: none; }
  .nav .btn--small { font-size: 12.5px; }
}

/* A short viewport — a phone in a browser with its own chrome, or a laptop
   in landscape — has to give the staff room by taking it from the copy. */
@media (max-height: 740px) {
  .hero__title { font-size: clamp(34px, 9vw, 64px); }
  .hero__tagline { font-size: clamp(16px, 3.6vw, 20px); margin-bottom: 14px; }
  .hero__sub { font-size: clamp(14px, 3.1vw, 16px); line-height: 1.55; margin-bottom: 20px; max-width: 500px; }
  .hero__hint { margin-top: 14px; }
  .hero__scroll { display: none; }
}
@media (max-height: 620px) {
  .hero__sub { display: none; }
}