/* Ictus, IA clínica do MedPulso. Landing web.
   Tokens primeiro; depois base, header, hero, janela de interface, seções, movimento. */

:root {
  /* cor */
  --paper: #f3f7f1;
  --paper-2: #e9f0e9;
  --surface: #ffffff;
  --ink: #0b1f1a;
  --ink-2: #3a4d46;
  --muted: #587068;
  --green-deep: #062b26;
  --green-900: #0a3a32;
  --green: #0e5c3d;
  --green-mid: #2e8b62;
  --green-tint: #dcebe1;
  --red: #d8402f;
  --red-strong: #b92f1f;
  --on-dark: #eef5ef;
  --on-dark-2: #a7bfb4;
  --line: rgba(11, 31, 26, 0.14);
  --line-dark: rgba(238, 245, 239, 0.18);
  /* tipografia: duas famílias */
  --font-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --font-ui: "IBM Plex Sans", "Segoe UI", Roboto, sans-serif;
  /* raio e sombra */
  --r-md: 12px;
  --r-pill: 999px;
  --shadow-window: 0 34px 80px -28px rgba(3, 20, 17, 0.6), 0 0 0 1px rgba(11, 31, 26, 0.1);
  /* espaço */
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 24px;
  --s-6: 32px;
  --s-7: 48px;
  --s-8: 64px;
  --gutter: clamp(20px, 5vw, 56px);
  --max: 1240px;
  --header-h: 68px;
  --hang: clamp(48px, 10svh, 120px);
  /* movimento */
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  /* camadas */
  --z-window: 2;
  --z-header: 50;
  --z-menu: 60;
  --z-skip: 100;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: clip; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 1rem;
  line-height: 1.6;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
img, svg { display: block; max-width: 100%; }
h1, h2, h3, p, ol, ul { margin: 0; }
h2, h3 { font-family: var(--font-display); font-weight: 500; letter-spacing: -0.02em; }
a { color: inherit; }
section[id] { scroll-margin-top: calc(var(--header-h) + 8px); }

:focus-visible { outline: 2px solid var(--green-mid); outline-offset: 3px; border-radius: 4px; }
.hero :focus-visible, .final :focus-visible, .panel-section :focus-visible,
.site-footer :focus-visible, .site-header:not(.is-scrolled) :focus-visible { outline-color: var(--on-dark); }

.skip-link { position: fixed; top: -80px; left: 16px; z-index: var(--z-skip); padding: 12px 18px; background: var(--ink); color: #fff; border-radius: var(--r-md); text-decoration: none; }
.skip-link:focus { top: 12px; }

.wrap { width: min(100% - 2 * var(--gutter), var(--max)); margin-inline: auto; }
.section { padding-block: clamp(72px, 11vw, 148px); }

/* tipografia */
.eyebrow { display: flex; align-items: center; gap: 10px; font: 600 0.75rem/1 var(--font-ui); letter-spacing: 0.14em; text-transform: uppercase; color: var(--green); }
.eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--red); flex: none; }
.eyebrow--light { color: var(--on-dark-2); }
h2 { font-size: clamp(2rem, 4.2vw + 0.4rem, 4.25rem); line-height: 1.04; margin-top: var(--s-4); max-width: 17ch; }
h3 { font-size: 1.35rem; line-height: 1.2; }
.lead { font-size: clamp(1.05rem, 1.3vw, 1.2rem); color: var(--ink-2); max-width: 52ch; margin-top: var(--s-5); }
.lead--light { color: var(--on-dark-2); }

/* botões e links */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6em; min-height: 44px; padding: 0 1.4rem;
  border: 1.5px solid transparent; border-radius: var(--r-pill); font: 600 0.95rem/1 var(--font-ui); text-decoration: none; cursor: pointer;
  transform: translate3d(var(--mx, 0), var(--my, 0), 0);
  transition: transform 0.22s var(--ease), background-color 0.18s, color 0.18s, border-color 0.18s;
}
.btn svg { width: 18px; height: 18px; transition: transform 0.22s var(--ease); }
.btn:hover svg { transform: translateX(4px); }
.btn--sm { min-height: 40px; padding: 0 1.1rem; font-size: 0.875rem; }
.btn--lg { min-height: 58px; padding: 0 2rem; font-size: 1.05rem; }
.btn--primary { background: var(--green); color: #fff; }
.btn--primary:hover { background: var(--green-900); }
.btn--light { background: var(--on-dark); color: var(--green-deep); }
.btn--light:hover { background: #fff; }
.btn--outline { border-color: var(--ink); color: var(--ink); }
.btn--outline:hover { background: var(--ink); color: var(--paper); }
.link-arrow {
  display: inline-block; padding-block: 6px; color: var(--on-dark); font-weight: 500; text-decoration: none;
  background: linear-gradient(currentColor, currentColor) 0 100% / 100% 1px no-repeat; transition: background-size 0.3s var(--ease);
}
.link-arrow::after { content: "\2192"; margin-left: 0.5em; display: inline-block; transition: transform 0.25s var(--ease); }
.link-arrow:hover { background-size: 0 1px; }
.link-arrow:hover::after { transform: translateX(4px); }
.link-arrow--dark { color: var(--green); font-size: 1.05rem; }

/* header */
.site-header { position: fixed; inset: 0 0 auto 0; z-index: var(--z-header); height: var(--header-h); color: var(--on-dark); border-bottom: 1px solid transparent; transition: background-color 0.25s, color 0.25s, border-color 0.25s; }
.site-header.is-scrolled, .site-header.menu-visible { background: var(--paper); color: var(--ink); border-bottom-color: var(--line); }
.header-inner { width: min(100% - 2 * var(--gutter), 1440px); height: 100%; margin-inline: auto; display: flex; align-items: center; gap: var(--s-6); }
.brand { --mark-line: var(--red); display: inline-flex; align-items: center; gap: 0.6rem; font: 600 1.2rem/1 var(--font-display); letter-spacing: -0.01em; color: inherit; text-decoration: none; }
.brand-mark { width: 30px; height: 30px; }
.header-nav { display: flex; gap: var(--s-6); margin-inline: auto; }
.header-nav a { position: relative; padding-block: 6px; font-size: 0.9375rem; font-weight: 500; color: inherit; text-decoration: none; opacity: 0.86; }
.header-nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform 0.3s var(--ease); }
.header-nav a:hover { opacity: 1; }
.header-nav a:hover::after { transform: scaleX(1); }
.header-actions { display: flex; align-items: center; gap: var(--s-3); }
.site-header:not(.is-scrolled):not(.menu-visible) .btn--primary { background: var(--on-dark); color: var(--green-deep); }
.site-header:not(.is-scrolled):not(.menu-visible) .btn--primary:hover { background: #fff; }
.nav__login { padding: 8px 12px; font-size: 0.9375rem; font-weight: 500; color: inherit; text-decoration: none; }
.nav__login:hover { text-decoration: underline; text-underline-offset: 4px; }
.nav__account { display: inline-flex; align-items: center; gap: 0.6rem; padding: 4px 12px 4px 4px; border: 1px solid transparent; border-radius: var(--r-pill); color: inherit; text-decoration: none; }
.nav__account:hover { border-color: currentColor; }
.nav__logout { padding: 8px 12px; font-size: 0.9375rem; font-weight: 500; color: inherit; text-decoration: none; opacity: 0.75; transition: opacity 0.18s ease; }
.nav__logout:hover { opacity: 1; text-decoration: underline; text-underline-offset: 4px; }
.mobile-menu .nav__logout { display: block; padding: 16px 0; border-bottom: 1px solid var(--line); opacity: 1; }
.nav__account-avatar { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: var(--green-mid); color: #fff; font: 600 0.78rem/1 var(--font-ui); flex: none; }
.nav__account-body { display: grid; min-width: 0; line-height: 1.2; }
.nav__account-name, .nav__account-email { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 16ch; }
.nav__account-name { font-size: 0.8125rem; font-weight: 600; }
.nav__account-email { font-size: 0.72rem; opacity: 0.7; }
.menu-button { display: none; margin-left: auto; width: 44px; height: 44px; place-items: center; border: 0; background: none; color: inherit; cursor: pointer; }
.menu-button svg { width: 24px; height: 24px; }
.mobile-menu {
  position: fixed; inset: var(--header-h) 0 auto 0; z-index: var(--z-menu); display: grid; max-height: calc(100svh - var(--header-h)); overflow: auto;
  padding: var(--s-4) var(--gutter) var(--s-6); background: var(--paper); color: var(--ink); border-bottom: 1px solid var(--line);
  visibility: hidden; opacity: 0; transform: translate3d(0, -8px, 0); transition: opacity 0.2s, transform 0.2s, visibility 0s 0.2s;
}
.mobile-menu.is-open { visibility: visible; opacity: 1; transform: none; transition-delay: 0s; }
.mobile-menu a:not(.btn) { padding: 16px 0; border-bottom: 1px solid var(--line); font: 500 1.35rem/1.2 var(--font-display); color: inherit; text-decoration: none; }
.mobile-menu .nav__account { padding: 16px 0; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; }
.mobile-menu .btn { margin-top: var(--s-5); }

/* hero */
.hero { position: relative; z-index: var(--z-window); min-height: 100svh; padding-top: var(--header-h); color: var(--on-dark); background: var(--green-deep); }
.hero-bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(58% 52% at 80% 76%, rgba(46, 139, 98, 0.32), transparent 70%),
    radial-gradient(40% 36% at 8% 6%, rgba(216, 64, 47, 0.12), transparent 70%),
    linear-gradient(to right, rgba(238, 245, 239, 0.07) 1px, transparent 1px) 0 0 / 120px 120px,
    linear-gradient(to bottom, rgba(238, 245, 239, 0.07) 1px, transparent 1px) 0 0 / 120px 120px,
    linear-gradient(to right, rgba(238, 245, 239, 0.035) 1px, transparent 1px) 0 0 / 24px 24px,
    linear-gradient(to bottom, rgba(238, 245, 239, 0.035) 1px, transparent 1px) 0 0 / 24px 24px,
    var(--green-deep);
  -webkit-mask-image: linear-gradient(to bottom, #000 55%, rgba(0, 0, 0, 0.55));
  mask-image: linear-gradient(to bottom, #000 55%, rgba(0, 0, 0, 0.55));
}
.hero-inner { position: relative; z-index: 3; width: min(100% - 2 * var(--gutter), 1440px); margin-inline: auto; padding-top: clamp(16px, 4svh, 56px); }
.wordmark {
  position: relative; display: block; width: max-content; max-width: 100%; padding-bottom: 0.17em;
  font: 600 clamp(4.25rem, min(16vw, 27svh), 15rem) / 0.8 var(--font-display); letter-spacing: -0.035em; color: var(--on-dark);
}
.pulse { position: absolute; left: 0; right: 0; bottom: 0.02em; width: 100%; height: 0.15em; overflow: visible; }
.pulse-path { fill: none; stroke: var(--red); stroke-width: 3px; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.pulse-dot { position: absolute; right: -0.02em; bottom: 0.055em; width: 0.05em; height: 0.05em; min-width: 9px; min-height: 9px; border-radius: 50%; background: var(--red); box-shadow: 0 0 0 0 rgba(216, 64, 47, 0.5); }
.hero-statement { display: block; max-width: 30ch; margin-top: clamp(10px, 2svh, 24px); font: 500 clamp(1.3rem, 2.3vw, 2.1rem) / 1.18 var(--font-display); letter-spacing: -0.01em; }
.hero-copy { max-width: 46ch; margin-top: var(--s-4); font-size: clamp(1rem, 1.2vw, 1.125rem); color: var(--on-dark-2); }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: var(--s-5); margin-top: var(--s-5); }
.hero-note { margin-top: var(--s-3); font-size: 0.8125rem; color: var(--on-dark-2); }
.hero-stage { position: absolute; z-index: 3; right: -4vw; bottom: calc(-1 * var(--hang)); width: min(60vw, 960px); }
.app-window--hero { height: clamp(380px, 62svh, 640px); border-radius: var(--r-md) var(--r-md) 0 0; transform: translate3d(0, calc(var(--hp, 0) * -44px), 0); }

/* janela de interface (reproduz o chat real do Ictus) */
.app-window {
  --u-text: #0a0a0a; --u-dim: #4a4f4b; --u-green: #0e5c3d; --u-green-d: #0a4630; --u-line: #dde3de; --u-soft: #e9edea;
  position: relative; overflow: hidden; background: #fff; color: var(--u-text); border-radius: var(--r-md); box-shadow: var(--shadow-window);
  font: 400 0.875rem/1.5 var(--font-ui); text-align: left;
}
.aw-chrome { display: flex; align-items: center; gap: 8px; height: 40px; padding: 0 14px; background: #edf1ed; border-bottom: 1px solid var(--u-line); font-size: 0.75rem; color: var(--u-dim); }
.aw-chrome span { padding: 3px 12px; background: #fff; border: 1px solid var(--u-line); border-radius: var(--r-pill); }
.aw-lock { width: 13px; height: 13px; }
.aw-body { display: grid; grid-template-columns: 216px minmax(0, 1fr); min-height: 0; }
.aw-side { display: flex; flex-direction: column; gap: 18px; padding: 18px 14px; border-right: 1px solid var(--u-soft); }
.aw-new { padding: 10px; border: 1px solid var(--u-line); border-radius: var(--r-pill); font-weight: 500; text-align: center; }
.aw-label { display: block; margin-bottom: 8px; font: 600 0.625rem/1 var(--font-ui); letter-spacing: 0.1em; text-transform: uppercase; color: var(--u-dim); }
.aw-toggle { display: inline-flex; padding: 2px; background: #f6f8f6; border: 1px solid var(--u-soft); border-radius: var(--r-pill); }
.aw-toggle span { padding: 5px 12px; border-radius: var(--r-pill); font-size: 0.75rem; color: var(--u-dim); }
.aw-toggle .is-on { background: #fff; color: var(--u-green-d); box-shadow: 0 1px 3px rgba(10, 10, 10, 0.08); }
.aw-search { display: block; padding: 8px 10px; border: 1px solid var(--u-soft); border-radius: 10px; font-size: 0.75rem; color: var(--u-dim); }
.aw-history { display: grid; gap: 2px; margin-top: 8px; }
.aw-history span { padding: 8px 10px; border-radius: 10px; font-size: 0.8125rem; color: var(--u-dim); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.aw-history .is-on { background: rgba(14, 92, 61, 0.08); color: var(--u-green-d); font-weight: 500; }
.aw-online { display: flex; align-items: center; gap: 8px; margin-top: auto; font-size: 0.75rem; color: var(--u-dim); }
.aw-online i { width: 7px; height: 7px; border-radius: 50%; background: var(--u-green); }
.aw-main { display: flex; flex-direction: column; min-width: 0; background: linear-gradient(180deg, rgba(14, 92, 61, 0.05), transparent 220px), #fff; }
.aw-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 22px; border-bottom: 1px solid var(--u-soft); }
.aw-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font: 500 1rem/1.2 var(--font-display); }
.aw-badge { display: inline-flex; align-items: center; gap: 7px; padding: 5px 11px; border: 1px solid var(--u-line); border-radius: var(--r-pill); font-size: 0.6875rem; color: var(--u-dim); white-space: nowrap; }
.aw-badge svg { width: 13px; height: 13px; color: var(--u-green); }
.aw-thread { display: flex; flex-direction: column; gap: 18px; padding: 22px 22px 8px; }
.aw-user { align-self: flex-end; max-width: 82%; padding: 12px 16px; background: var(--u-green); color: #fff; border-radius: 18px 18px 4px 18px; }
.aw-answer { overflow: hidden; background: #fff; border: 1px solid var(--u-soft); border-radius: 22px; box-shadow: 0 1px 2px rgba(10, 10, 10, 0.03); }
.aw-alert { display: flex; gap: 11px; padding: 14px 18px; background: rgba(14, 92, 61, 0.05); border-bottom: 1px solid var(--u-soft); color: var(--u-green-d); }
.aw-alert svg { flex: none; width: 16px; height: 16px; margin-top: 3px; }
.aw-sections { display: grid; gap: 20px; padding: 20px; }
.aw-sec h4 { margin: 0 0 8px; font: 600 0.625rem/1 var(--font-ui); letter-spacing: 0.1em; text-transform: uppercase; color: var(--u-green); }
.aw-sec ul { margin: 0; padding-left: 18px; font-size: 0.8125rem; line-height: 1.65; color: var(--u-dim); }
.aw-sec li::marker { color: var(--u-green); }
.aw-sec li strong { color: var(--u-text); }
.aw-refs { display: flex; flex-wrap: wrap; gap: 8px; }
.aw-refs span { display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px; border: 1px solid var(--u-soft); border-radius: var(--r-pill); font-size: 0.75rem; color: var(--u-dim); }
.aw-refs span::before { content: ""; width: 4px; height: 4px; border-radius: 50%; background: var(--u-green); }
.aw-foot { padding: 12px 20px; border-top: 1px solid var(--u-soft); font-size: 0.6875rem; color: var(--u-dim); }
.aw-composer { display: flex; align-items: center; gap: 10px; margin: 8px 22px 18px; padding: 10px 10px 10px 14px; border: 1px solid var(--u-line); border-radius: 20px; font-size: 0.8125rem; color: var(--u-dim); }
.aw-composer span:not(.aw-send) { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.aw-attach { width: 18px; height: 18px; flex: none; }
.aw-send { display: grid; place-items: center; flex: none; margin-left: auto; width: 34px; height: 34px; border-radius: 50%; background: #0a0a0a; color: #fff; }
.aw-send svg { width: 15px; height: 15px; }

/* demonstração */
.demo { position: relative; z-index: 1; padding-top: calc(var(--hang) + clamp(64px, 9vw, 128px)); background: var(--paper); }
.demo-sticky { width: min(100% - 2 * var(--gutter), var(--max)); margin-inline: auto; display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 5vw, 80px); align-items: center; padding-bottom: clamp(72px, 10vw, 140px); }
.demo-head { display: flex; align-items: center; justify-content: space-between; gap: 12px 18px; flex-wrap: wrap; }
.seg { display: inline-flex; padding: 3px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255, 255, 255, 0.55); }
.seg-btn { min-height: 30px; padding: 0 13px; border: 0; border-radius: 999px; background: none; color: var(--muted); font: 600 0.72rem/1 var(--font-ui); letter-spacing: 0.06em; text-transform: uppercase; cursor: pointer; transition: background 0.2s, color 0.2s; }
.seg-btn:hover { color: var(--ink); }
.seg-btn.is-active { background: var(--ink); color: #fff; }
.seg-btn:focus-visible { outline: 2px solid var(--green); outline-offset: 2px; }
[data-variant][hidden] { display: none !important; }
@media (max-width: 899px) { .seg-btn { min-height: 38px; padding: 0 16px; } }
.demo-copy h2 { max-width: 13ch; font-size: clamp(2rem, 3.3vw + 0.4rem, 3.5rem); }
.demo-steps { list-style: none; margin-top: var(--s-6); padding: 0; border-top: 1px solid var(--line); }
.demo-steps li { display: grid; gap: 6px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.step-name { display: flex; align-items: center; gap: 12px; font: 500 1.15rem/1.2 var(--font-display); color: var(--ink); transition: color 0.3s; }
.step-name::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--line); flex: none; transition: background-color 0.3s, transform 0.3s var(--ease); }
.step-text { padding-left: 20px; max-width: 44ch; font-size: 0.9375rem; color: var(--ink-2); }
.demo-progress { display: none; }
.demo-stage { min-width: 0; }
.stage-caption { margin-top: var(--s-3); font-size: 0.8125rem; color: var(--muted); }
.aw-thread-inner { display: flex; flex-direction: column; gap: 18px; }
.app-window--demo .aw-body { grid-template-columns: minmax(0, 1fr); }

.demo-pinned .demo-track { height: 520svh; }
.demo-pinned .demo-sticky { position: sticky; top: 0; height: 100svh; padding-top: calc(var(--header-h) + 20px); padding-bottom: 24px; }
.demo-pinned .step-name { color: var(--muted); }
.demo-pinned .step-name::before { background: var(--line); }
.demo-pinned .step-text { max-height: 0; opacity: 0; overflow: hidden; transition: max-height 0.45s var(--ease), opacity 0.3s; }
.demo-pinned .is-done .step-name { color: var(--ink-2); }
.demo-pinned .is-done .step-name::before { background: var(--green); }
.demo-pinned .is-active .step-name { color: var(--ink); }
.demo-pinned .is-active .step-name::before { background: var(--red); transform: scale(1.35); }
.demo-pinned .is-active .step-text { max-height: 8em; opacity: 1; }
.demo-pinned .demo-progress { display: block; position: relative; height: 2px; margin-top: var(--s-5); background: var(--line); overflow: hidden; }
.demo-pinned .demo-progress span { position: absolute; inset: 0; background: var(--red); transform-origin: left; transform: scaleX(var(--p, 0)); }
.demo-pinned .app-window--demo { height: min(70svh, 660px); display: flex; flex-direction: column; }
.demo-pinned .app-window--demo .aw-body { flex: 1; min-height: 0; grid-template-rows: minmax(0, 1fr); }
.demo-pinned .aw-main { height: 100%; }
.demo-pinned .aw-thread { flex: 1; min-height: 0; overflow: hidden; }
.demo-pinned .aw-thread-inner { transform: translate3d(0, calc(var(--ty, 0) * -1px), 0); transition: transform 0.7s var(--ease); }
.demo-pinned .aw-step { opacity: 0; transform: translate3d(0, 14px, 0); transition: opacity 0.5s var(--ease), transform 0.5s var(--ease); }
.demo-pinned .aw-step.is-shown { opacity: 1; transform: none; }
.demo-pinned .aw-sec.is-shown:not(.is-current) { opacity: 0.5; }

/* ictus na prática */
.practice-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: clamp(40px, 6vw, 88px); border-top: 1px solid var(--line); }
.practice-item { padding: var(--s-6) var(--s-6) 0 0; }
.practice-item + .practice-item { padding-left: var(--s-6); border-left: 1px solid var(--line); }
.practice-item h3 { margin-top: var(--s-5); }
.practice-item p { margin-top: var(--s-2); max-width: 34ch; color: var(--ink-2); }
.ui-bit { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; min-height: 112px; padding: 14px; background: #fff; border: 1px solid var(--line); border-radius: 16px; font-size: 0.875rem; color: var(--ink-2); }
.ui-bit--composer .ui-bit-text { flex: 1; min-width: 0; }
.ui-bit .aw-send { width: 34px; height: 34px; }
.ui-chip { display: inline-flex; align-items: center; gap: 8px; padding: 7px 10px; background: #f6f8f6; border: 1px solid var(--u-soft, #e9edea); border-radius: 10px; font-size: 0.8125rem; }
.ui-chip svg { width: 14px; height: 14px; color: #4a4f4b; }
.ui-chip em { font: normal 400 0.75rem var(--font-ui); color: #4a4f4b; }
.ui-bit--loading { font-style: italic; color: var(--muted); }
.ui-dots { display: inline-flex; gap: 3px; }
.ui-dots i { width: 5px; height: 5px; border-radius: 50%; background: var(--muted); animation: bounce 1.1s ease-in-out infinite; }
.ui-dots i:nth-child(2) { animation-delay: 0.15s; }
.ui-dots i:nth-child(3) { animation-delay: 0.3s; }

/* biblioteca */
.library { background: var(--surface); }
.library-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(32px, 6vw, 96px); align-items: center; }
.library-copy h2 { max-width: 15ch; }
.library-figures { margin: var(--s-5) 0; font: 400 clamp(1.15rem, 1.7vw, 1.4rem) / 1.4 var(--font-display); }
.library-figures strong { font-weight: 600; color: var(--green); }
.lib-body { display: grid; gap: 18px; padding: 22px; }
.lib-search { display: flex; align-items: center; gap: 10px; padding: 12px 16px; border: 1.5px solid var(--u-green); border-radius: var(--r-pill); box-shadow: 0 0 0 4px rgba(14, 92, 61, 0.08); }
.lib-search svg { width: 16px; height: 16px; color: var(--u-dim); }
.lib-caret { width: 1.5px; height: 1.1em; background: var(--u-green); animation: caret 1s steps(1) infinite; }
.lib-results { display: grid; margin: 0; padding: 0; list-style: none; }
.lib-results li { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; padding: 12px 4px; border-bottom: 1px solid var(--u-soft); }
.lib-results span { font-weight: 500; }
.lib-results em { font: normal 400 0.75rem var(--font-ui); color: var(--u-dim); text-align: right; }
.lib-tool { display: grid; gap: 2px; padding: 14px 16px; background: rgba(14, 92, 61, 0.06); border-radius: 14px; }
.lib-tool-kind { font: 600 0.625rem/1 var(--font-ui); letter-spacing: 0.1em; text-transform: uppercase; color: var(--u-green); }
.lib-tool strong { font: 500 1.25rem/1.3 var(--font-display); }
.lib-tool span:last-child { color: var(--u-dim); font-size: 0.8125rem; }
.lib-anim .lib-results li, .lib-anim .lib-tool { opacity: 0; transform: translate3d(0, 8px, 0); transition: opacity 0.5s var(--ease), transform 0.5s var(--ease); }
.lib-anim.is-results .lib-results li, .lib-anim.is-results .lib-tool { opacity: 1; transform: none; }
.lib-anim.is-results .lib-results li:nth-child(2) { transition-delay: 0.1s; }
.lib-anim.is-results .lib-results li:nth-child(3) { transition-delay: 0.2s; }
.lib-anim.is-results .lib-tool { transition-delay: 0.32s; }
.domain-index { columns: 2; column-gap: clamp(32px, 6vw, 96px); margin: clamp(48px, 7vw, 96px) 0 0; padding: 0; list-style: none; }
.domain-index li { display: flex; align-items: baseline; gap: 10px; padding: 10px 0; break-inside: avoid; }
.domain-index span { font: 500 1.15rem/1.3 var(--font-display); }
.domain-index i { flex: 1; border-bottom: 1px dotted var(--line); transform: translateY(-4px); }
.domain-index em { font: normal 500 0.9375rem var(--font-ui); color: var(--muted); font-variant-numeric: tabular-nums; }
.domain-more { margin-top: var(--s-3); color: var(--muted); }

/* painel clínico */
.panel-section { position: relative; color: var(--on-dark); background: linear-gradient(160deg, var(--green-deep), var(--green-900)); overflow: hidden; }
.panel-section h2 { max-width: 14ch; }
.status-tag { margin-left: 4px; padding: 4px 10px; border: 1px solid var(--line-dark); border-radius: var(--r-pill); font: 600 0.6875rem/1 var(--font-ui); letter-spacing: 0.08em; color: var(--on-dark); }
.flow { position: relative; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); margin: clamp(40px, 6vw, 88px) 0 0; padding: 0; list-style: none; }
.flow::before, .flow::after { content: ""; position: absolute; left: 0; top: 6px; height: 1px; }
.flow::before { right: 0; background: var(--line-dark); }
.flow::after { width: 20%; background: var(--red); transform-origin: left; }
.flow li { position: relative; padding-top: 32px; font: 500 clamp(1.05rem, 2vw, 1.6rem) / 1.2 var(--font-display); color: var(--on-dark-2); }
.flow li::before { content: ""; position: absolute; top: 0; left: 0; width: 13px; height: 13px; border: 1.5px solid var(--on-dark-2); border-radius: 50%; background: var(--green-deep); }
.flow li:nth-child(1)::before { background: var(--green-mid); border-color: var(--green-mid); }
.flow li:nth-child(2) { color: var(--on-dark); }
.flow li:nth-child(2)::before { background: var(--red); border-color: var(--red); box-shadow: 0 0 0 0 rgba(216, 64, 47, 0.55); animation: beat 2s ease-out infinite 1.5s; }

/* confiança */
.trust-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(32px, 6vw, 96px); align-items: end; }
.trust-head h2 { max-width: 16ch; }
.trust-label { margin-bottom: var(--s-3); font: 600 0.75rem/1 var(--font-ui); letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.trust-sources ol { padding: 0; list-style: none; counter-reset: src; }
.trust-sources li { display: flex; gap: 16px; padding: 14px 0; border-top: 1px solid var(--line); font-size: 1.0625rem; counter-increment: src; }
.trust-sources li::before { content: counter(src); width: 1.2em; font: 500 1.05rem/1.5 var(--font-display); color: var(--green); }
.trust-points { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: clamp(24px, 4vw, 64px); border-top: 1px solid var(--line); }
.trust-points > div { padding: var(--s-6) var(--s-6) 0 0; }
.trust-points > div + div { padding-left: var(--s-6); border-left: 1px solid var(--line); }
.trust-points p { margin-top: var(--s-2); max-width: 36ch; color: var(--ink-2); }

/* planos */
.plans { background: var(--paper-2); }
.plan-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: clamp(40px, 6vw, 88px); }
.plan { display: flex; flex-direction: column; gap: var(--s-3); padding: clamp(24px, 3vw, 40px); }
.plan + .plan { border-left: 1px solid var(--line); }
.plan--main { background: var(--green-tint); border-radius: var(--r-md); border-left-color: transparent !important; }
.plan--main + .plan { border-left-color: transparent; }
.plan h3 { font-size: 1.5rem; }
.plan-price { display: flex; align-items: baseline; gap: 6px; }
.plan-price strong { font: 500 clamp(2.4rem, 3.6vw, 3.25rem) / 1 var(--font-display); letter-spacing: -0.02em; }
.plan-price span, .plan-for { color: var(--muted); }
.plan ul { display: grid; gap: 10px; margin: var(--s-3) 0 var(--s-5); padding: 0; list-style: none; }
.plan li { display: flex; gap: 12px; color: var(--ink-2); }
.plan li::before { content: ""; width: 6px; height: 6px; margin-top: 0.62em; border-radius: 50%; background: var(--green); flex: none; }
.plan .btn { margin-top: auto; }
.plan-note { margin-top: var(--s-5); font-size: 0.875rem; color: var(--muted); }

/* faq */
.faq-grid { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: clamp(32px, 6vw, 96px); }
.faq-grid h2 { margin-top: 0; max-width: 10ch; }
.faq-list details { border-top: 1px solid var(--line); }
.faq-list details:last-child { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: var(--s-4); min-height: 44px; padding: 18px 0; font: 500 1.2rem/1.3 var(--font-display); cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; font: 300 1.75rem/1 var(--font-ui); color: var(--green); transition: transform 0.3s var(--ease); }
.faq-list details[open] summary::after { transform: rotate(45deg); }
.faq-answer { max-width: 60ch; padding: 0 0 22px; color: var(--ink-2); }

/* chamada final */
.final { position: relative; overflow: hidden; padding-block: clamp(72px, 10vw, 140px) 0; color: var(--on-dark); background: var(--green-deep); }
.final-bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(38% 60% at 82% 78%, rgba(216, 64, 47, 0.24), transparent 70%),
    linear-gradient(to right, rgba(238, 245, 239, 0.05) 1px, transparent 1px) 0 0 / 120px 120px,
    linear-gradient(to bottom, rgba(238, 245, 239, 0.05) 1px, transparent 1px) 0 0 / 120px 120px;
}
.final-inner { position: relative; display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); gap: var(--s-6); align-items: end; }
.final-copy { padding-bottom: clamp(72px, 10vw, 140px); }
.final h2 { max-width: 14ch; margin-top: 0; font-size: clamp(2.4rem, 6vw, 5.5rem); }
.final-actions { margin-top: var(--s-6); }
.final-heart { justify-self: end; width: min(100%, 380px); height: auto; }

/* rodapé */
.site-footer { padding-block: clamp(56px, 7vw, 96px) var(--s-6); color: var(--on-dark-2); background: #041d19; }
.site-footer .brand { color: var(--on-dark); }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: var(--s-7); }
.footer-brand p { max-width: 34ch; margin-top: var(--s-4); font-size: 0.9375rem; }
.footer-col { display: grid; align-content: start; gap: 10px; }
.footer-col h3 { margin-bottom: 6px; font: 600 0.75rem/1 var(--font-ui); letter-spacing: 0.12em; text-transform: uppercase; color: var(--on-dark); }
.footer-col a { color: inherit; font-size: 0.9375rem; text-decoration: none; }
.footer-col a:hover { color: #fff; text-decoration: underline; text-underline-offset: 4px; }
.footer-bottom { display: flex; justify-content: space-between; gap: var(--s-5); margin-top: var(--s-7); padding-top: var(--s-5); border-top: 1px solid var(--line-dark); font-size: 0.8125rem; }
.footer-bottom span:last-child { max-width: 62ch; text-align: right; }

/* movimento */
@keyframes enter { from { opacity: 0; transform: translate3d(0, 26px, 0); } to { opacity: 1; transform: none; } }
@keyframes enter-stage { from { opacity: 0; transform: translate3d(0, 72px, 0); } to { opacity: 1; transform: none; } }
@keyframes enter-letter { from { opacity: 0; transform: translate3d(0, 0.24em, 0); } to { opacity: 1; transform: none; } }
@keyframes pulse-draw { to { stroke-dashoffset: 0; } }
@keyframes pulse-dot-in { to { opacity: 1; } }
@keyframes beat { 0% { box-shadow: 0 0 0 0 rgba(216, 64, 47, 0.55); } 70%, 100% { box-shadow: 0 0 0 12px rgba(216, 64, 47, 0); } }
@keyframes bounce { 0%, 60%, 100% { transform: translateY(0); opacity: 0.4; } 30% { transform: translateY(-4px); opacity: 1; } }
@keyframes caret { 50% { opacity: 0; } }
@keyframes flow-draw { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes dot-on { from { transform: scale(0.4); opacity: 0.4; } to { transform: none; opacity: 1; } }

.js [data-enter] { animation: enter 0.9s var(--ease) both; animation-delay: calc(var(--d, 0) * 1ms); }
.js .hero-stage[data-enter] { animation-name: enter-stage; animation-duration: 1.1s; }
.js .wordmark:not(.is-split) { visibility: hidden; }
.js .wordmark .l { display: inline-block; animation: enter-letter 0.9s var(--ease) both; animation-delay: calc(var(--i) * 70ms + 60ms); }
.js .pulse-path { stroke-dasharray: 1; stroke-dashoffset: 1; animation: pulse-draw 1.3s var(--ease) 0.7s forwards; }
.js .pulse-dot { opacity: 0; animation: pulse-dot-in 0.3s 1.9s forwards, beat 1.8s ease-out 2.1s infinite; }
.js [data-split]:not(.is-split) { visibility: hidden; }
.js [data-split] .w { display: inline-block; opacity: 0; transform: translate3d(0, 0.42em, 0); transition: opacity 0.7s var(--ease), transform 0.8s var(--ease); transition-delay: calc(var(--i, 0) * 45ms); }
.js [data-split].is-in .w { opacity: 1; transform: none; }
.js [data-reveal] { opacity: 0; transform: translate3d(0, 24px, 0); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.js [data-reveal].is-in { opacity: 1; transform: none; }
.js .practice-item:nth-child(2) { transition-delay: 0.1s; }
.js .practice-item:nth-child(3) { transition-delay: 0.2s; }
.js [data-panel] .flow::after { transform: scaleX(0); }
.js [data-panel].is-in .flow::after { animation: flow-draw 1.4s var(--ease) 0.3s forwards; }
.js [data-panel] .flow li { opacity: 0; }
.js [data-panel].is-in .flow li { animation: dot-on 0.6s var(--ease) forwards; animation-delay: calc(var(--i) * 0.3s + 0.2s); }

/* responsivo */
@media (max-width: 1180px) { .nav__account-email { display: none; } }

@media (max-width: 1023px) {
  :root { --header-h: 60px; }
  .header-nav, .header-actions { display: none; }
  .menu-button { display: grid; }
  .hero { min-height: auto; padding-bottom: 0; }
  .hero-stage { position: relative; right: auto; bottom: auto; width: calc(100% + 2 * var(--gutter) * 0.5); margin: var(--s-7) calc(var(--gutter) * -0.5) calc(-1 * var(--hang)); }
  .app-window--hero { height: clamp(300px, 46svh, 460px); }
  .hero-statement { max-width: 26ch; }
}

@media (max-width: 899px) {
  .aw-body { grid-template-columns: minmax(0, 1fr); }
  .aw-side { display: none; }
  .demo-sticky { grid-template-columns: minmax(0, 1fr); }
  .demo-copy h2 { max-width: 14ch; }
  .practice-list, .trust-points, .plan-list { grid-template-columns: minmax(0, 1fr); }
  .practice-item, .trust-points > div { padding: var(--s-6) 0; }
  .practice-item + .practice-item, .trust-points > div + div { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .library-grid, .trust-grid, .faq-grid, .final-inner { grid-template-columns: minmax(0, 1fr); }
  .plan + .plan { border-left: 0; border-top: 1px solid var(--line); }
  .plan--main { border-top-color: transparent !important; }
  .plan--main + .plan { border-top-color: transparent; }
  .final-copy { padding-bottom: var(--s-6); }
  .final-heart { justify-self: center; width: min(70%, 300px); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--s-6); }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 767px) {
  .section { padding-block: 72px; }
  .wordmark { font-size: clamp(4rem, 27vw, 8rem); }
  .hero-actions { gap: var(--s-4); }
  .hero-actions .btn { flex: 1 1 100%; }
  .hero-actions .link-arrow { margin-inline: auto; }
  .hero-stage { margin-top: var(--s-6); }
  .aw-top { padding: 12px 16px; }
  .aw-badge { display: none; }
  .aw-thread { padding: 16px 16px 8px; }
  .aw-composer { margin-inline: 16px; }
  .domain-index { columns: 1; }
  .flow { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .flow li { font-size: 0.8125rem; padding-top: 26px; overflow-wrap: anywhere; }
  .lib-results li { flex-direction: column; gap: 2px; }
  .lib-results em { text-align: left; }
  .footer-bottom { flex-direction: column; }
  .footer-bottom span:last-child { text-align: left; }
}

@media (max-width: 420px) {
  .footer-grid { grid-template-columns: 1fr; }
  .hero-statement { font-size: 1.3rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-delay: 0s !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; transition-delay: 0s !important; }
  .js [data-enter], .js [data-reveal], .js [data-split] .w, .js .wordmark .l, .js [data-panel] .flow li { opacity: 1 !important; transform: none !important; }
  .js .pulse-path { stroke-dashoffset: 0; }
  .js .pulse-dot { opacity: 1; }
  .js [data-panel] .flow::after { transform: none; }
  .app-window--hero { transform: none; }
}