@import url("https://fonts.googleapis.com/css2?family=Mulish:wght@400;500;600;700;800;900&display=swap");

:root {
  --accent: #6638d9;
  --accent-strong: #5226ba;
  --accent-light: #8c68f2;
  --accent-soft: #f1edff;
  --accent-wash: #f8f6ff;
  --ink: #0f1117;
  --muted: #4b5568;
  --muted-light: #4b5568;
  --faint: #5f636b;
  --dark: #171528;
  --light: #ffffff;
  --line: #e6e1f1;
  --line-strong: #d7cee9;
  --cyan: #37afe1;
  --green: #2fb57d;
  --yellow: #efb83b;
  --rose: #e95a96;

  --text-xs: 0.72rem;
  --text-sm: 0.84rem;
  --text-base: 1rem;
  --text-lg: 1.12rem;
  --text-xl: clamp(1.35rem, 2vw, 1.7rem);
  --text-2xl: clamp(1.8rem, 3.2vw, 2.65rem);
  --text-3xl: clamp(2.25rem, 4.8vw, 4rem);
  --text-display: clamp(2.9rem, 6.2vw, 5.55rem);

  --radius-sm: 0.55rem;
  --radius-md: 0.85rem;
  --radius-lg: 1.2rem;
  --radius-xl: 1.65rem;
  --radius-pill: 999px;

  --shadow-hairline: 0 1px 2px rgba(15, 17, 23, 0.03);
  --shadow-card: 0 1px 2px rgba(15, 17, 23, 0.04), 0 14px 34px rgba(54, 35, 105, 0.08);
  --shadow-raised: 0 2px 5px rgba(15, 17, 23, 0.05), 0 25px 58px rgba(54, 35, 105, 0.14);
  --shadow-button: 0 9px 22px rgba(102, 56, 217, 0.27);
  --shell: 1240px;
  --transition: 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--light);
  color: var(--ink);
  font-family: "Mulish", "Avenir Next", "Segoe UI", sans-serif;
  font-size: var(--text-base);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img {
  display: block;
  max-width: 100%;
}

button,
textarea,
select {
  font: inherit;
}

button,
select {
  cursor: pointer;
}

a {
  color: inherit;
}

a,
button,
textarea,
select {
  -webkit-tap-highlight-color: transparent;
}

:where(a, button, textarea, select):focus-visible {
  outline: 3px solid rgba(102, 56, 217, 0.3);
  outline-offset: 3px;
}

::selection {
  background: rgba(102, 56, 217, 0.18);
  color: var(--ink);
}

.shell {
  width: min(var(--shell), calc(100% - 40px));
  margin-inline: auto;
}

/* Standalone subpage paragraphs should read as deliberate centred copy rather than a stranded
   half-column at the left edge of a full-width band. Grids and cards retain their own layout. */
main > section.band > .shell > p:not(.eyebrow),
main > section.band-tint > .shell > p:not(.eyebrow),
main > section.band-dark > .shell > p:not(.eyebrow) {
  margin-inline: auto;
}

/* Keep the lead aligned with the subpage h1; only later standalone copy is centred. */
main > section.band > .shell > h1 + p.lead,
main > section.band-tint > .shell > h1 + p.lead,
main > section.band-dark > .shell > h1 + p.lead,
main > section.band > .shell > h1 + p,
main > section.band-tint > .shell > h1 + p,
main > section.band-dark > .shell > h1 + p {
  margin-inline: 0 !important;
}

/* Generated before/after imagery uses independent shots; give both halves one stable frame. */
main .ba figure {
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

main .ba figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Keep status markers legible in screenshots and in non-UTF-8 edge cases. */
main .spec .yes::before { content: "OK"; }
main .spec .no::before { content: "-"; }
main .versus li.pro::before { content: "+"; }
main .versus li.con::before { content: "-"; }

.calculator-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.8fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 5.5rem);
}

.calculator-intro {
  max-width: 560px;
}

.calculator-intro > p:not(.eyebrow) {
  margin-top: 1rem;
}

.calculator-image {
  width: min(100%, 520px);
  height: auto;
  margin-top: 1.8rem;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.calc-result {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.calc-result + .calc-result {
  margin-top: 1rem;
}

.calc-result span {
  color: var(--muted);
  font-size: var(--text-xs);
  font-weight: 700;
}

.calc-result b {
  color: var(--accent);
  font-size: var(--text-xl);
}

.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;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin: 0 0 0.85rem;
  color: var(--accent);
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.15em;
  line-height: 1;
  text-transform: uppercase;
}

.section {
  position: relative;
  padding-block: clamp(88px, 10vw, 120px);
}

.section--lavender {
  background:
    radial-gradient(72% 70% at 92% 12%, rgba(102, 56, 217, 0.08), transparent 65%),
    var(--accent-wash);
}

.section--soft {
  background:
    linear-gradient(135deg, rgba(102, 56, 217, 0.045), rgba(55, 175, 225, 0.035)),
    #fbfaff;
}

.section-heading {
  max-width: 700px;
  margin: 0 auto clamp(2.6rem, 5vw, 4.6rem);
  text-align: center;
}

.section-heading--wide {
  max-width: 780px;
}

.section-heading--center {
  max-width: 650px;
}

.section-heading h2,
.signal-copy h2,
.formats-copy h2,
.footer-intro h2 {
  margin: 0;
  color: var(--ink);
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 1.1;
}

.section-heading p:not(.eyebrow) {
  max-width: 680px;
  margin: 1rem auto 0;
  color: var(--muted);
  font-size: var(--text-lg);
  line-height: 1.55;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.62rem;
  min-height: 48px;
  padding: 0.78rem 1.28rem;
  border: 1px solid var(--accent);
  border-radius: 0.7rem;
  background: var(--accent);
  color: var(--light);
  box-shadow: var(--shadow-button);
  font-size: 0.94rem;
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
  transition: transform var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.button span {
  font-size: 1.12em;
  transition: transform var(--transition);
}

.button:hover {
  border-color: var(--accent-strong);
  background: var(--accent-strong);
  box-shadow: 0 14px 28px rgba(102, 56, 217, 0.32);
  transform: translateY(-2px);
}

.button:hover span {
  transform: translateX(3px);
}

.button:active {
  transform: translateY(0);
}

.button--small {
  min-height: 40px;
  padding: 0.65rem 0.95rem;
  border-radius: 0.62rem;
  font-size: 0.8rem;
}

.button--large {
  min-height: 56px;
  padding-inline: 1.55rem;
  font-size: 1rem;
}

.site-header {
  position: relative;
  top: 0;
  z-index: 100;
  padding: 14px 20px;
  border-bottom: 1px solid rgba(230, 225, 241, 0.82);
  background: rgba(255, 255, 255, 0.84);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.header-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  width: min(var(--shell), 100%);
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  gap: 0.62rem;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  display: inline-flex;
  align-items: flex-end;
  gap: 3px;
  width: 27px;
  height: 27px;
  padding: 4px;
  border-radius: 8px;
  background: linear-gradient(145deg, var(--accent), #8a64f1);
  box-shadow: 0 5px 13px rgba(102, 56, 217, 0.22);
}

.brand-mark i {
  display: block;
  width: 4px;
  border-radius: 5px;
  background: #fff;
}

.brand-mark i:nth-child(1) {
  height: 9px;
  opacity: 0.72;
}

.brand-mark i:nth-child(2) {
  height: 15px;
  opacity: 0.88;
}

.brand-mark i:nth-child(3) {
  height: 19px;
}

.brand-word {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.brand-word strong {
  color: var(--accent);
  font-weight: 800;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0.45rem, 1.5vw, 1.3rem);
  margin-left: auto;
}

.site-nav a,
.footer-column a,
.footer-meta a {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  transition: color var(--transition);
}

.site-nav a {
  padding: 0.55rem 0.2rem;
}

.site-nav a:hover,
.footer-column a:hover,
.footer-meta a:hover {
  color: var(--accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 40px;
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  background: var(--light);
}

.nav-toggle span {
  display: block;
  width: 21px;
  height: 2px;
  margin: 4px auto;
  border-radius: 5px;
  background: var(--ink);
  transition: transform var(--transition), opacity var(--transition);
}

.hero {
  position: relative;
  padding: clamp(82px, 9vw, 120px) 0 clamp(78px, 9vw, 116px);
  overflow: hidden;
  background:
    radial-gradient(54% 55% at 87% 15%, rgba(102, 56, 217, 0.12), transparent 70%),
    radial-gradient(45% 50% at 10% 4%, rgba(55, 175, 225, 0.07), transparent 72%),
    #fff;
}

.hero::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: 0.5;
  background-image:
    linear-gradient(rgba(102, 56, 217, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(102, 56, 217, 0.035) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.55), transparent 72%);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.98fr) minmax(460px, 1.02fr);
  align-items: center;
  gap: clamp(3rem, 7vw, 7.5rem);
}

.hero-copy {
  max-width: 660px;
}

.hero h1 {
  max-width: 720px;
  margin: 0;
  color: transparent;
  background: linear-gradient(135deg, var(--ink) 12%, var(--accent) 78%, #8c68f2 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: var(--text-display);
  font-weight: 800;
  letter-spacing: -0.07em;
  line-height: 0.99;
}

.hero-lede {
  max-width: 620px;
  margin: 1.55rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.6vw, 1.28rem);
  line-height: 1.58;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.2rem;
  margin-top: 2rem;
}

.hero-note {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.status-dot {
  display: inline-block;
  width: 0.54rem;
  height: 0.54rem;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(47, 181, 125, 0.14);
}

.trust-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-top: clamp(2.8rem, 5vw, 4.7rem);
}

.trust-stat {
  display: flex;
  flex-direction: column;
  min-width: 130px;
  padding-right: clamp(1.1rem, 2.5vw, 2.5rem);
  margin-right: clamp(1.1rem, 2.5vw, 2.5rem);
  border-right: 1px solid var(--line);
}

.trust-stat:last-child {
  padding-right: 0;
  margin-right: 0;
  border-right: 0;
}

.trust-stat strong {
  color: var(--accent);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1;
}

.trust-stat span {
  max-width: 120px;
  margin-top: 0.42rem;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.3;
}

.hero-visual {
  position: relative;
  min-width: 0;
}

.hero-image-shell {
  position: relative;
  min-height: 560px;
  overflow: hidden;
  border: 1px solid rgba(102, 56, 217, 0.18);
  border-radius: 1.6rem;
  background: var(--accent-soft);
  box-shadow: var(--shadow-raised);
  isolation: isolate;
}

.hero-image-shell::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background: linear-gradient(180deg, rgba(15, 17, 23, 0) 38%, rgba(15, 17, 23, 0.3) 100%);
}

.hero-image {
  width: 100%;
  height: 100%;
  min-height: 560px;
  object-fit: cover;
}

/* Inner-page heroes may carry one topic image below the copy so a short opening section still
   feels composed at desktop widths. */
main .hero .page-hero-image {
  width: min(100%, 900px);
  height: auto;
  margin: 2rem auto 0;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.visual-badge {
  position: absolute;
  z-index: 3;
  display: inline-flex;
  padding: 0.46rem 0.72rem;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.88);
  color: var(--ink);
  box-shadow: 0 8px 20px rgba(15, 17, 23, 0.12);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.visual-badge--top {
  top: 1.1rem;
  right: 1.1rem;
}

.visual-badge--bottom {
  bottom: 1.1rem;
  left: 1.1rem;
  color: var(--accent);
}

.hero-image-ui {
  position: absolute;
  right: 1.1rem;
  bottom: 1.1rem;
  z-index: 3;
  width: min(320px, calc(100% - 2.2rem));
  padding: 0.95rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 0.95rem;
  background: rgba(23, 21, 40, 0.86);
  box-shadow: 0 16px 34px rgba(15, 17, 23, 0.25);
  color: #fff;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.mini-ui-head,
.mini-ui-flow,
.mini-ui-lines {
  display: flex;
  align-items: center;
}

.mini-ui-head {
  justify-content: space-between;
  gap: 0.75rem;
}

.mini-ui-label {
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.61rem;
  font-weight: 800;
  letter-spacing: 0.13em;
}

.mini-ui-live {
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.62rem;
}

.mini-ui-live .status-dot {
  width: 0.4rem;
  height: 0.4rem;
  box-shadow: none;
}

.mini-ui-flow {
  justify-content: space-between;
  gap: 0.55rem;
  margin-top: 1rem;
  color: #fff;
  font-size: 0.76rem;
  font-weight: 700;
}

.mini-ui-flow b {
  color: var(--accent-light);
  font-weight: 500;
}

.mini-ui-lines {
  flex-direction: column;
  align-items: stretch;
  gap: 0.42rem;
  margin-top: 0.85rem;
}

.mini-ui-lines i {
  display: block;
  height: 5px;
  border-radius: 99px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.12));
}

.mini-ui-lines i:nth-child(2) {
  width: 76%;
}

.mini-ui-lines i:nth-child(3) {
  width: 58%;
}

.console-shell {
  position: relative;
  z-index: 5;
  margin-top: clamp(2.5rem, 5vw, 4.8rem);
}

.try-console {
  position: relative;
  width: min(100%, 1000px);
  margin: 0 auto;
  padding: clamp(1.2rem, 2.4vw, 2rem);
  border: 1px solid transparent;
  border-radius: 1.5rem;
  background:
    linear-gradient(#fff, #fff) padding-box,
    linear-gradient(115deg, rgba(102, 56, 217, 0.42), rgba(55, 175, 225, 0.2), rgba(102, 56, 217, 0.28)) border-box;
  box-shadow: 0 1px 2px rgba(15, 17, 23, 0.04), 0 16px 36px rgba(54, 35, 105, 0.11), 0 2px 0 rgba(255, 255, 255, 0.9) inset;
  transition: transform 220ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 220ms ease;
}

.try-console::before {
  position: absolute;
  inset: 0.45rem;
  z-index: -1;
  border-radius: 1.2rem;
  content: "";
  box-shadow: 0 18px 40px rgba(102, 56, 217, 0.08);
  pointer-events: none;
}

.try-console:hover,
.try-console:focus-within {
  transform: translateY(-4px);
  box-shadow: 0 1px 2px rgba(15, 17, 23, 0.04), 0 23px 48px rgba(54, 35, 105, 0.15), 0 2px 0 rgba(255, 255, 255, 0.95) inset;
}

.try-console:focus-within {
  outline: 4px solid rgba(102, 56, 217, 0.1);
  outline-offset: 5px;
}

.console-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.console-heading > div {
  display: flex;
  flex-direction: column;
  gap: 0.32rem;
}

.console-kicker,
.proof-panel-label {
  color: var(--accent);
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  line-height: 1;
  text-transform: uppercase;
}

.console-heading strong {
  font-size: 1.05rem;
  letter-spacing: -0.025em;
}

.console-help {
  color: var(--muted-light);
  font-size: 0.73rem;
  font-weight: 600;
  text-align: right;
}

.try-console textarea {
  display: block;
  width: 100%;
  min-height: 92px;
  resize: vertical;
  padding: 0.2rem 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font-size: clamp(1.12rem, 2vw, 1.38rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.45;
}

.try-console textarea::placeholder {
  color: #8792a8;
  font-weight: 500;
}

.console-controls {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.ratio-control {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.control-label {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.select-frame {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.select-frame::after {
  position: absolute;
  right: 0.75rem;
  width: 7px;
  height: 7px;
  border-right: 1.5px solid var(--accent);
  border-bottom: 1.5px solid var(--accent);
  content: "";
  pointer-events: none;
  transform: rotate(45deg) translateY(-2px);
}

.try-console select {
  min-height: 42px;
  appearance: none;
  padding: 0.55rem 2.25rem 0.55rem 0.8rem;
  border: 1px solid var(--line-strong);
  border-radius: 0.65rem;
  outline: 0;
  background: #fbfaff;
  color: var(--ink);
  font-size: 0.79rem;
  font-weight: 700;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.try-console select:hover,
.try-console select:focus-visible {
  border-color: var(--accent);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(102, 56, 217, 0.1);
}

.console-submit {
  border-radius: 0.72rem;
}

.examples-heading {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.55rem;
  color: var(--muted-light);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.examples-line {
  height: 1px;
  flex: 1;
  background: linear-gradient(90deg, var(--line), transparent);
}

.tc-examples {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  padding: 0;
  margin: 0.8rem 0 0;
  list-style: none;
}

.tc-examples button {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
  min-height: 76px;
  gap: 0.65rem;
  overflow: hidden;
  padding: 0.45rem;
  border: 1px solid var(--line);
  border-radius: 0.82rem;
  background: #fff;
  color: var(--ink);
  text-align: left;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.tc-examples button:hover,
.tc-examples button[aria-pressed="true"] {
  border-color: rgba(102, 56, 217, 0.48);
  background: #fbfaff;
  box-shadow: 0 10px 22px rgba(102, 56, 217, 0.12);
  transform: translateY(-3px);
}

.tc-examples button:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(102, 56, 217, 0.12);
  outline: 0;
}

.tc-examples img {
  width: 54px;
  height: 54px;
  flex: 0 0 54px;
  border-radius: 0.58rem;
  object-fit: cover;
}

.example-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 0.2rem;
  padding-right: 0.9rem;
}

.example-copy small {
  overflow: hidden;
  color: var(--accent);
  font-size: 0.56rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  line-height: 1;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.example-copy strong {
  overflow: hidden;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.example-arrow {
  position: absolute;
  top: 0.55rem;
  right: 0.55rem;
  color: var(--accent);
  font-size: 0.86rem;
  font-weight: 800;
}

.signal-band {
  padding: clamp(42px, 5vw, 66px) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.signal-shell {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(420px, 1.2fr);
  align-items: center;
  gap: 4rem;
}

.signal-copy h2 {
  max-width: 420px;
  font-size: clamp(1.65rem, 3vw, 2.35rem);
}

.signal-rail {
  display: flex;
  align-items: center;
  gap: clamp(0.5rem, 1.2vw, 1rem);
}

.signal-node {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 76px;
  padding: 0.72rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: #fff;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
  transition: border-color var(--transition), background var(--transition), color var(--transition), transform var(--transition);
}

.signal-node.is-active {
  border-color: rgba(102, 56, 217, 0.32);
  background: var(--accent-soft);
  color: var(--accent);
}

.signal-node:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.signal-rail i {
  display: block;
  min-width: 12px;
  height: 1px;
  flex: 1;
  background: linear-gradient(90deg, var(--line-strong), rgba(102, 56, 217, 0.42));
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.capability-card {
  position: relative;
  min-height: 280px;
  padding: 1.35rem;
  overflow: hidden;
  border: 1px solid rgba(102, 56, 217, 0.14);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.capability-card::after {
  position: absolute;
  right: -28px;
  bottom: -38px;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(102, 56, 217, 0.14), transparent 68%);
  content: "";
  pointer-events: none;
}

.capability-card:hover {
  border-color: rgba(102, 56, 217, 0.38);
  background: #fff;
  box-shadow: var(--shadow-raised);
  transform: translateY(-5px);
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 0.78rem;
  background: linear-gradient(135deg, rgba(102, 56, 217, 0.14), rgba(55, 175, 225, 0.12));
  color: var(--accent);
  font-size: 1.12rem;
  font-weight: 900;
}

.card-icon--play {
  font-size: 0.9rem;
}

.card-icon--voice {
  font-size: 1.5rem;
}

.card-index {
  position: absolute;
  top: 1.48rem;
  right: 1.35rem;
  color: rgba(102, 56, 217, 0.5);
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.capability-card h2 {
  max-width: 280px;
  margin: 1.55rem 0 0.68rem;
  color: var(--ink);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.2;
}

.capability-card p {
  position: relative;
  z-index: 1;
  max-width: 320px;
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.55;
}

.card-link {
  position: absolute;
  right: 1.35rem;
  bottom: 1.25rem;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  color: var(--accent);
  font-size: 0.74rem;
  font-weight: 800;
}

.card-link b {
  font-size: 1rem;
  transition: transform var(--transition);
}

.capability-card:hover .card-link b {
  transform: translateX(3px);
}

.usecases-section {
  background: #fff;
}

.usecase-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(380px, 0.95fr);
  align-items: start;
  gap: clamp(3rem, 7vw, 7rem);
}

.usecase-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.usecase-item {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 1.1rem;
  padding: 1.7rem 0;
  border-bottom: 1px solid var(--line);
}

.usecase-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(102, 56, 217, 0.25);
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 800;
}

.usecase-item h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.22rem, 2.2vw, 1.55rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.2;
}

.usecase-item p {
  max-width: 540px;
  margin: 0.62rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.42rem;
  margin-top: 0.95rem;
}

.tag-row span,
.format-pill,
.platform-chip {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 0.4rem 0.68rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: #fff;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 800;
}

.tag-row span:first-child {
  border-color: rgba(102, 56, 217, 0.22);
  background: var(--accent-soft);
  color: var(--accent);
}

.showcase-stack {
  position: relative;
  min-height: 640px;
}

.showcase-card {
  position: absolute;
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-raised);
  transition: transform var(--transition), box-shadow var(--transition);
}

.showcase-card:hover {
  box-shadow: 0 28px 60px rgba(54, 35, 105, 0.18);
  transform: translateY(-6px);
}

.showcase-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.showcase-card figcaption {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.85rem 1rem 1rem;
}

.showcase-card figcaption strong {
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 800;
}

.showcase-card figcaption span {
  color: var(--muted);
  font-size: 0.74rem;
}

.showcase-card--large {
  top: 0;
  right: 0;
  width: 91%;
}

.showcase-card--small {
  bottom: 0;
  left: 0;
  z-index: 2;
  width: 67%;
}

.workflow-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.workflow-step {
  display: grid;
  grid-template-columns: 54px minmax(250px, 0.74fr) minmax(320px, 1.26fr);
  align-items: center;
  gap: clamp(1.2rem, 3vw, 3rem);
  min-height: 270px;
  padding: clamp(1.25rem, 3vw, 2.3rem);
  border: 1px solid rgba(102, 56, 217, 0.16);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.workflow-step:hover {
  border-color: rgba(102, 56, 217, 0.38);
  box-shadow: var(--shadow-raised);
  transform: translateY(-3px);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: start;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 800;
  box-shadow: 0 8px 18px rgba(102, 56, 217, 0.24);
}

.step-copy {
  max-width: 360px;
}

.step-kicker {
  margin: 0 0 0.55rem;
  color: var(--accent);
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.step-copy h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.4rem, 2.3vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1.1;
}

.step-copy > p:last-child {
  margin: 0.82rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.interface {
  position: relative;
  min-height: 184px;
  overflow: hidden;
  padding: 1rem;
  border: 1px solid #e4dff1;
  border-radius: 0.95rem;
  background: #fff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8), 0 8px 20px rgba(54, 35, 105, 0.08);
}

.interface::after {
  position: absolute;
  right: -30px;
  bottom: -45px;
  width: 150px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(102, 56, 217, 0.11), transparent 70%);
  content: "";
  pointer-events: none;
}

.ui-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  color: var(--muted);
  font-size: 0.67rem;
  font-weight: 800;
}

.ui-topbar b {
  padding: 0.32rem 0.55rem;
  border-radius: 0.42rem;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.62rem;
}

.ui-brand-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 0.3rem;
  border-radius: 3px;
  background: var(--accent);
  box-shadow: 5px 0 0 rgba(55, 175, 225, 0.65);
}

.ui-search {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  color: var(--muted-light);
  font-size: 0.72rem;
}

.ui-search span {
  color: var(--accent);
  font-size: 1rem;
}

.ui-result {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 0.55rem;
  padding: 0.5rem 0.55rem;
  border-radius: 0.45rem;
  background: #fbfaff;
  color: var(--ink);
  font-size: 0.69rem;
  font-weight: 700;
}

.ui-result em {
  margin-left: auto;
  color: var(--accent);
  font-size: 0.58rem;
  font-style: normal;
  font-weight: 800;
}

.ui-result-dot {
  width: 8px;
  height: 8px;
  border-radius: 3px;
  background: var(--accent);
}

.ui-result-dot--blue {
  background: var(--cyan);
}

.ui-result-dot--green {
  background: var(--green);
}

.interface--script {
  background: linear-gradient(145deg, #fff, #fbfaff);
}

.script-title {
  max-width: 380px;
  margin-top: 1.35rem;
  color: var(--ink);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.script-lines {
  display: flex;
  flex-direction: column;
  gap: 0.42rem;
  margin-top: 0.85rem;
}

.script-lines i {
  display: block;
  height: 5px;
  border-radius: 99px;
  background: #e5e1f0;
}

.script-lines i:nth-child(1) {
  width: 92%;
  background: rgba(102, 56, 217, 0.45);
}

.script-lines i:nth-child(2) {
  width: 79%;
}

.script-lines i:nth-child(3) {
  width: 88%;
}

.script-lines i:nth-child(4) {
  width: 65%;
}

.script-lines i:nth-child(5) {
  width: 46%;
}

.script-tools {
  display: flex;
  gap: 0.4rem;
  margin-top: 1rem;
}

.script-tools span {
  padding: 0.34rem 0.5rem;
  border-radius: 0.38rem;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.59rem;
  font-weight: 800;
}

.interface--video {
  padding: 0.75rem;
  border-color: #2c2942;
  background: var(--dark);
}

.video-window {
  height: 125px;
  overflow: hidden;
  border-radius: 0.65rem;
  background: linear-gradient(145deg, #2b2750, #090910);
}

.video-window-head {
  display: flex;
  gap: 5px;
  padding: 0.6rem;
}

.video-window-head span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.42);
}

.video-window-scene {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  height: 93px;
  padding: 0.8rem;
  background:
    linear-gradient(180deg, transparent, rgba(7, 7, 15, 0.76)),
    radial-gradient(circle at 70% 35%, rgba(102, 56, 217, 0.65), transparent 30%);
  color: #fff;
}

.video-window-scene b {
  font-size: 0.63rem;
  color: #b9a9ff;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.video-window-scene span {
  margin-top: 0.25rem;
  font-size: 0.83rem;
  font-weight: 800;
}

.proof-panel .timeline {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  height: 23px;
  margin-top: 0.62rem;
}

.proof-panel .timeline i {
  display: block;
  height: 10px;
  flex: 1;
  border-radius: 3px;
  background: #585271;
}

.proof-panel .timeline i:nth-child(2) {
  flex: 1.25;
  background: var(--accent-light);
}

.proof-panel .timeline i:nth-child(4) {
  flex: 0.75;
  background: var(--cyan);
}

.proof-panel .timeline i:nth-child(5) {
  flex: 1.4;
  background: #77718f;
}

.interface--calendar {
  min-height: 184px;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  margin-top: 1.1rem;
}

.calendar-grid span {
  color: var(--muted-light);
  font-size: 0.56rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-align: center;
}

.calendar-grid i {
  display: block;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  background: #fbfaff;
}

.calendar-grid .calendar-mark {
  border-color: rgba(102, 56, 217, 0.3);
  background: linear-gradient(145deg, var(--accent-soft), #fff);
}

.calendar-grid .calendar-mark--blue {
  border-color: rgba(55, 175, 225, 0.32);
  background: linear-gradient(145deg, rgba(55, 175, 225, 0.12), #fff);
}

.proof-section {
  background: #fff;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: start;
  gap: 1rem;
}

.proof-panel {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.proof-panel:hover {
  border-color: rgba(102, 56, 217, 0.35);
  box-shadow: var(--shadow-raised);
  transform: translateY(-5px);
}

.proof-panel--raised {
  margin-top: 2.5rem;
}

.proof-panel-copy {
  min-height: 158px;
  padding: 1.35rem;
}

.proof-panel h3 {
  margin: 0.75rem 0 0.45rem;
  color: var(--ink);
  font-size: 1.23rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.2;
}

.proof-panel p {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.55;
}

.proof-panel img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-top: 1px solid var(--line);
}

.formats-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.76fr) minmax(480px, 1.24fr);
  align-items: center;
  gap: clamp(3rem, 7vw, 7rem);
}

.formats-copy {
  max-width: 470px;
}

.formats-copy > p:not(.eyebrow) {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.6;
}

.format-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.8rem;
}

.format-pill {
  gap: 0.48rem;
  padding: 0.65rem 0.85rem;
  border-radius: 0.7rem;
  font-size: 0.76rem;
  transition: border-color var(--transition), background var(--transition), color var(--transition), transform var(--transition);
}

.format-pill small {
  color: var(--muted-light);
  font-size: 0.64rem;
  font-weight: 700;
}

.format-pill.is-active,
.format-pill:hover {
  border-color: rgba(102, 56, 217, 0.35);
  background: var(--accent-soft);
  color: var(--accent);
  transform: translateY(-2px);
}

.format-board {
  position: relative;
  overflow: hidden;
  padding: 1.35rem;
  border: 1px solid rgba(102, 56, 217, 0.2);
  border-radius: 1.35rem;
  background:
    radial-gradient(circle at 94% 10%, rgba(55, 175, 225, 0.12), transparent 28%),
    #fff;
  box-shadow: var(--shadow-raised);
}

.format-board::before {
  position: absolute;
  inset: 0;
  opacity: 0.42;
  content: "";
  background-image:
    linear-gradient(rgba(102, 56, 217, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(102, 56, 217, 0.05) 1px, transparent 1px);
  background-size: 34px 34px;
  pointer-events: none;
}

.format-board-top,
.format-board-main,
.format-board-foot {
  position: relative;
  z-index: 1;
}

.format-board-top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  font-size: 0.79rem;
  font-weight: 800;
}

.board-status {
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 700;
}

.board-status i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
}

.format-board-main {
  display: grid;
  grid-template-columns: minmax(120px, 0.8fr) 28px minmax(220px, 1.2fr);
  align-items: center;
  gap: 1rem;
  min-height: 190px;
}

.board-source {
  display: flex;
  flex-direction: column;
  gap: 0.28rem;
  padding: 1rem;
  border: 1px solid rgba(102, 56, 217, 0.22);
  border-radius: 0.82rem;
  background: var(--accent-soft);
}

.board-source-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 0.58rem;
  background: var(--accent);
  color: #fff;
}

.board-source strong {
  color: var(--ink);
  font-size: 0.82rem;
}

.board-source small {
  color: var(--muted);
  font-size: 0.65rem;
}

.board-arrow {
  color: var(--accent);
  font-size: 1.35rem;
  text-align: center;
}

.board-outputs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.65rem;
}

.board-outputs div {
  display: flex;
  min-height: 110px;
  flex-direction: column;
  justify-content: space-between;
  padding: 0.72rem;
  border: 1px solid var(--line);
  border-radius: 0.72rem;
  background: rgba(255, 255, 255, 0.9);
}

.board-outputs b {
  color: var(--accent);
  font-size: 0.77rem;
}

.board-outputs span {
  color: var(--ink);
  font-size: 0.68rem;
  font-weight: 800;
}

.board-outputs i {
  display: block;
  width: 72%;
  height: 5px;
  border-radius: 99px;
  background: #ddd8ec;
}

.board-outputs div:nth-child(2) i {
  width: 88%;
  background: rgba(55, 175, 225, 0.58);
}

.board-outputs div:nth-child(3) i {
  width: 55%;
  background: rgba(47, 181, 125, 0.6);
}

.format-board-foot {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 0.95rem;
  border-top: 1px solid var(--line);
  color: var(--muted-light);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.stack-section {
  background: #fff;
}

.stack-layout {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.stack-block {
  min-height: 225px;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.stack-block:hover {
  border-color: rgba(102, 56, 217, 0.35);
  box-shadow: var(--shadow-raised);
  transform: translateY(-4px);
}

.stack-block-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 0.65rem;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 800;
}

.stack-block h2 {
  margin: 1.4rem 0 0.55rem;
  color: var(--ink);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.stack-block p {
  max-width: 320px;
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.55;
}

.platform-rail {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 2.7rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.platform-label {
  margin-right: 0.35rem;
  color: var(--muted-light);
  font-size: 0.69rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.platform-chip {
  padding: 0.52rem 0.75rem;
  background: #fbfaff;
  font-size: 0.68rem;
}

.case-study-section {
  background:
    radial-gradient(56% 90% at 5% 50%, rgba(55, 175, 225, 0.06), transparent 74%),
    var(--accent-wash);
}

.snapshot-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(330px, 0.92fr);
  gap: 1rem;
}

.quote-panel,
.snapshot-panel {
  min-height: 320px;
  padding: clamp(1.5rem, 3vw, 2.4rem);
  border: 1px solid rgba(102, 56, 217, 0.16);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.84);
  box-shadow: var(--shadow-card);
}

.quote-mark {
  display: block;
  height: 34px;
  color: var(--accent);
  font-size: 4.6rem;
  font-weight: 800;
  line-height: 0.8;
}

.quote-panel blockquote {
  max-width: 680px;
  margin: 1rem 0 2rem;
  color: var(--ink);
  font-size: clamp(1.35rem, 2.5vw, 2.15rem);
  font-weight: 700;
  letter-spacing: -0.05em;
  line-height: 1.2;
}

.quote-source {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.source-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-size: 0.63rem;
  font-weight: 800;
}

.quote-source span:last-child {
  display: flex;
  flex-direction: column;
  gap: 0.12rem;
}

.quote-source strong {
  color: var(--ink);
  font-size: 0.78rem;
}

.quote-source small {
  color: var(--muted);
  font-size: 0.68rem;
}

.snapshot-panel {
  background: #fff;
}

.snapshot-panel h2 {
  max-width: 370px;
  margin: 1rem 0 1.3rem;
  color: var(--ink);
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1.12;
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
}

.check-list li > span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  flex: 0 0 22px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 800;
}

.check-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.83rem;
  line-height: 1.45;
}

.faq-section {
  background: #fff;
}

.faq-shell {
  max-width: 900px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.72rem;
}

.faq-item {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: var(--shadow-hairline);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.faq-item:hover,
.faq-item.is-open {
  border-color: rgba(102, 56, 217, 0.38);
  box-shadow: var(--shadow-card);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 1rem;
  padding: 1.12rem 1.25rem;
  border: 0;
  background: #fff;
  color: var(--ink);
  font-size: 0.98rem;
  font-weight: 800;
  text-align: left;
}

.faq-question b {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 25px;
  height: 25px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--accent);
  font-size: 1.05rem;
  font-weight: 500;
  line-height: 1;
  transition: transform var(--transition), background var(--transition), border-color var(--transition);
}

.faq-item.is-open .faq-question b {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 1.25rem 1.2rem;
  background: #fff;
}

.faq-answer[hidden] {
  display: none;
}

.faq-answer p {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: 0.87rem;
  line-height: 1.65;
}

.final-cta-section {
  padding: clamp(70px, 8vw, 105px) 0;
  background: #fff;
}

.final-cta {
  position: relative;
  min-height: 380px;
  display: grid;
  place-items: center;
  overflow: hidden;
  padding: 4rem 2rem;
  border: 1px solid rgba(102, 56, 217, 0.2);
  border-radius: 1.7rem;
  background:
    radial-gradient(44% 90% at 50% 0%, rgba(102, 56, 217, 0.18), transparent 75%),
    linear-gradient(145deg, #f7f3ff, #fbfcff);
  box-shadow: var(--shadow-raised);
}

.final-cta::before,
.final-cta::after {
  position: absolute;
  inset: 12%;
  border: 1px solid rgba(102, 56, 217, 0.1);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.final-cta::after {
  inset: 23%;
  border-color: rgba(55, 175, 225, 0.1);
}

.final-cta-content {
  position: relative;
  z-index: 2;
  max-width: 650px;
  text-align: center;
}

.final-cta-content .eyebrow {
  justify-content: center;
}

.final-cta h2 {
  margin: 0;
  color: var(--ink);
  font-size: var(--text-3xl);
  font-weight: 800;
  letter-spacing: -0.065em;
  line-height: 1;
}

.final-cta-content > p:not(.eyebrow) {
  max-width: 530px;
  margin: 1rem auto 1.8rem;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.55;
}

.final-orbit {
  position: absolute;
  border: 1px solid rgba(102, 56, 217, 0.14);
  border-radius: 50%;
  pointer-events: none;
}

.final-orbit--one {
  width: 15px;
  height: 15px;
  top: 20%;
  left: 21%;
  background: var(--accent);
  box-shadow: 0 0 0 8px rgba(102, 56, 217, 0.08);
}

.final-orbit--two {
  width: 10px;
  height: 10px;
  right: 22%;
  bottom: 23%;
  background: var(--cyan);
  box-shadow: 0 0 0 7px rgba(55, 175, 225, 0.08);
}

.site-footer {
  border-top: 1px solid var(--line);
  background:
    linear-gradient(180deg, #fbfaff, #fff 70%);
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(260px, 0.9fr) minmax(480px, 1.1fr);
  gap: 5rem;
  padding-block: clamp(70px, 8vw, 105px) 72px;
}

.footer-intro {
  max-width: 390px;
}

.brand--footer {
  margin-bottom: 1.6rem;
}

.footer-intro h2 {
  font-size: clamp(1.7rem, 3vw, 2.35rem);
}

.footer-intro p {
  max-width: 350px;
  margin: 1rem 0 1.55rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-column {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
}

.footer-column h3 {
  margin: 0 0 0.45rem;
  color: var(--ink);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.footer-column a {
  font-size: 0.79rem;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1.25rem 1.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted-light);
  font-size: 0.68rem;
  font-weight: 700;
}

.footer-meta {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.footer-meta a {
  color: var(--muted-light);
  font-size: 0.68rem;
}

@media (max-width: 1100px) {
  :root {
    --shell: 100%;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(380px, 0.86fr);
    gap: 3rem;
  }

  .hero h1 {
    font-size: clamp(3rem, 6vw, 4.6rem);
  }

  .capability-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .workflow-step {
    grid-template-columns: 48px minmax(220px, 0.75fr) minmax(300px, 1.25fr);
  }
}

@media (max-width: 880px) {
  .site-header {
    padding-inline: 16px;
  }

  .site-nav {
    gap: 0.65rem;
  }

  .site-nav a {
    font-size: 0.76rem;
  }

  .hero-grid,
  .usecase-layout,
  .formats-layout,
  .snapshot-layout,
  .footer-main {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    max-width: 720px;
  }

  .hero-visual {
    width: min(100%, 650px);
    margin-inline: auto;
  }

  .hero-image-shell,
  .hero-image {
    min-height: 480px;
  }

  .showcase-stack {
    min-height: 600px;
    width: min(100%, 650px);
    margin-inline: auto;
  }

  .formats-copy {
    max-width: 680px;
  }

  .format-board {
    width: min(100%, 700px);
    margin-inline: auto;
  }

  .footer-main {
    gap: 3.5rem;
  }
}

@media (max-width: 720px) {
  .shell {
    width: min(100% - 32px, var(--shell));
  }

  .site-header {
    padding-block: 10px;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 8px);
    left: 16px;
    right: 16px;
    display: none;
    align-items: stretch;
    flex-direction: column;
    gap: 0.2rem;
    padding: 0.55rem;
    border: 1px solid var(--line);
    border-radius: 0.9rem;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-raised);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 0.8rem 0.75rem;
    border-radius: 0.55rem;
    font-size: 0.86rem;
  }

  .site-nav a:hover {
    background: var(--accent-soft);
  }

  .header-actions .button {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .hero {
    padding-top: 70px;
  }

  .hero h1 {
    font-size: clamp(2.65rem, 12vw, 4.2rem);
    letter-spacing: -0.065em;
  }

  .hero-lede {
    font-size: 1rem;
  }

  .hero-image-shell,
  .hero-image {
    min-height: 390px;
  }

  .hero-image-ui {
    right: 0.8rem;
    bottom: 0.8rem;
    width: calc(100% - 1.6rem);
  }

  .visual-badge {
    font-size: 0.55rem;
  }

  .trust-stats {
    justify-content: space-between;
  }

  .trust-stat {
    min-width: 0;
    flex: 1;
    padding-right: 0.75rem;
    margin-right: 0.75rem;
  }

  .trust-stat strong {
    font-size: 1.7rem;
  }

  .trust-stat span {
    max-width: 100px;
    font-size: 0.68rem;
  }

  .console-heading {
    flex-direction: column;
    gap: 0.45rem;
  }

  .console-help {
    text-align: left;
  }

  .console-controls {
    align-items: stretch;
    flex-direction: column;
  }

  .ratio-control {
    justify-content: space-between;
  }

  .ratio-control .select-frame,
  .ratio-control select {
    width: 100%;
  }

  .console-submit {
    width: 100%;
  }

  .tc-examples {
    grid-template-columns: repeat(2, 1fr);
  }

  .signal-shell {
    grid-template-columns: 1fr;
    gap: 1.6rem;
  }

  .signal-rail {
    overflow-x: auto;
    padding-bottom: 0.35rem;
  }

  .signal-node {
    min-width: 72px;
    flex: 0 0 auto;
  }

  .signal-rail i {
    min-width: 18px;
  }

  .section {
    padding-block: 82px;
  }

  .capability-grid,
  .proof-grid,
  .stack-layout {
    grid-template-columns: 1fr;
  }

  .capability-card {
    min-height: 245px;
  }

  .proof-panel--raised {
    margin-top: 0;
  }

  .workflow-step {
    grid-template-columns: 44px 1fr;
    gap: 1rem;
    padding: 1.2rem;
  }

  .step-copy {
    max-width: none;
  }

  .interface {
    grid-column: 1 / -1;
    min-height: 190px;
  }

  .usecase-item {
    grid-template-columns: 44px 1fr;
    gap: 0.9rem;
  }

  .showcase-stack {
    min-height: 620px;
  }

  .showcase-card--large {
    width: 94%;
  }

  .showcase-card--small {
    width: 72%;
  }

  .format-board-main {
    grid-template-columns: 1fr;
    gap: 0.8rem;
    padding-block: 1rem;
  }

  .board-arrow {
    transform: rotate(90deg);
  }

  .board-outputs {
    grid-template-columns: repeat(3, 1fr);
  }

  .snapshot-layout {
    gap: 1rem;
  }

  .footer-nav {
    gap: 1.25rem;
  }
}

@media (max-width: 470px) {
  .brand-word {
    font-size: 1rem;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-note {
    justify-content: center;
  }

  .hero-image-shell,
  .hero-image {
    min-height: 320px;
  }

  .tc-examples {
    grid-template-columns: 1fr;
  }

  .tc-examples button {
    min-height: 70px;
  }

  .tc-examples img {
    width: 50px;
    height: 50px;
    flex-basis: 50px;
  }

  .examples-heading {
    font-size: 0.62rem;
  }

  .trust-stat strong {
    font-size: 1.45rem;
  }

  .trust-stat span {
    font-size: 0.62rem;
  }

  .showcase-stack {
    min-height: 430px;
  }

  .showcase-card--small {
    width: 76%;
  }

  .format-list {
    flex-direction: column;
    align-items: stretch;
  }

  .format-pill {
    justify-content: space-between;
  }

  .board-outputs div {
    min-height: 94px;
    padding: 0.55rem;
  }

  .footer-nav {
    grid-template-columns: 1fr 1fr;
    row-gap: 2.4rem;
  }

  .footer-column:last-child {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.75rem;
  }
}

@media (max-width: 900px) {
  .calculator-layout {
    grid-template-columns: 1fr;
  }

  .calculator-intro {
    max-width: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}