:root {
  --ink: #14162f;
  --ink-soft: #53566f;
  --purple: #5b46d8;
  --purple-deep: #4230b7;
  --purple-soft: #eeeafd;
  --mint: #6ce2ba;
  --mint-deep: #146c53;
  --coral: #ff776d;
  --surface: #ffffff;
  --surface-soft: #f5f4fb;
  --line: #deddec;
  --focus: #0d68d8;
  --shadow-sm: 0 10px 32px rgba(27, 22, 70, 0.08);
  --shadow-lg: 0 30px 80px rgba(31, 24, 89, 0.2);
  --radius-sm: 12px;
  --radius-md: 22px;
  --radius-lg: 32px;
  --page: min(1180px, calc(100% - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: "Segoe UI Variable", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

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

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 10px;
  left: 10px;
  padding: 10px 16px;
  color: #fff;
  background: var(--ink);
  border-radius: 8px;
  transform: translateY(-150%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.section-shell {
  width: var(--page);
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid rgba(222, 221, 236, 0.78);
  background: rgba(255, 255, 255, 0.9);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.nav-shell {
  width: var(--page);
  min-height: 76px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 34px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-size: 21px;
  font-weight: 750;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  color: #fff;
  background: var(--purple);
  border-radius: 10px;
  box-shadow: 0 7px 18px rgba(91, 70, 216, 0.24);
  font-size: 23px;
  font-weight: 800;
  line-height: 1;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 25px;
}

.main-nav a,
.footer-links a {
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}

.main-nav a:hover,
.footer-links a:hover {
  color: var(--purple);
}

.nav-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

.document-header .nav-shell {
  min-height: 64px;
}

.document-header .brand {
  font-size: 18px;
}

.document-header .brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  font-size: 20px;
}

.document-header .language-select {
  min-height: 38px;
}

.language-label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.language-select {
  max-width: 132px;
  min-height: 42px;
  padding: 0 34px 0 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  background: #fff;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.button {
  min-height: 50px;
  padding: 12px 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.25;
  text-align: center;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-small {
  min-height: 42px;
  padding: 9px 16px;
  color: #fff;
  background: var(--ink);
  font-size: 14px;
}

.button-primary {
  color: #fff;
  background: var(--purple);
  box-shadow: 0 13px 28px rgba(91, 70, 216, 0.24);
}

.button-primary:hover {
  background: var(--purple-deep);
  box-shadow: 0 15px 32px rgba(91, 70, 216, 0.3);
}

.button-secondary {
  border-color: var(--line);
  background: #fff;
}

.button-secondary:hover {
  border-color: #bbb4ed;
  background: var(--purple-soft);
}

.noscript-languages {
  padding: 8px 20px;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
  font-size: 14px;
  text-align: center;
}

.hero {
  min-height: 720px;
  padding-block: 78px 84px;
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(510px, 1.12fr);
  align-items: center;
  gap: 62px;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--purple-deep);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.09em;
  line-height: 1.4;
  text-transform: uppercase;
}

.status-dot {
  width: 9px;
  height: 9px;
  margin-right: 8px;
  display: inline-block;
  border-radius: 50%;
  background: var(--mint-deep);
  box-shadow: 0 0 0 5px rgba(108, 226, 186, 0.26);
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

h1 {
  max-width: 660px;
  margin: 0;
  font-size: clamp(50px, 6.25vw, 78px);
  font-weight: 780;
  letter-spacing: -0.065em;
  line-height: 0.99;
}

h1 span {
  color: var(--purple);
}

.hero-lede {
  max-width: 610px;
  margin: 27px 0 0;
  color: var(--ink-soft);
  font-size: 19px;
  line-height: 1.65;
}

.hero-actions {
  margin-top: 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.release-status {
  min-height: 23px;
  margin: 15px 0 0;
  color: var(--ink-soft);
  font-size: 13px;
}

.hero-trust {
  margin: 28px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 9px 20px;
  color: var(--ink-soft);
  font-size: 13px;
  list-style: none;
}

.hero-trust span {
  margin-right: 5px;
  color: var(--mint-deep);
  font-weight: 800;
}

.product-preview {
  position: relative;
  min-width: 0;
}

.preview-glow {
  position: absolute;
  inset: 1% -6% -10% 0;
  background:
    radial-gradient(circle at 25% 10%, rgba(108, 226, 186, 0.32), transparent 35%),
    radial-gradient(circle at 82% 28%, rgba(91, 70, 216, 0.29), transparent 38%),
    radial-gradient(circle at 45% 86%, rgba(255, 119, 109, 0.18), transparent 33%);
  filter: blur(28px);
}

.screenshot-carousel {
  position: relative;
  z-index: 1;
  width: 720px;
  max-width: 100%;
  margin-left: auto;
  border-radius: 24px;
  outline: none;
}

.screenshot-carousel:focus-visible {
  box-shadow: 0 0 0 4px rgba(91, 70, 216, 0.22);
}

.carousel-viewport {
  overflow: hidden;
  border: 1px solid rgba(76, 65, 149, 0.18);
  border-radius: 22px;
  background: #fff;
  box-shadow: var(--shadow-lg);
  transform: perspective(1200px) rotateY(-1.5deg) rotateX(0.5deg);
}

.carousel-slide {
  margin: 0;
  background: #fff;
}

.carousel-slide.is-active {
  animation: carousel-reveal 260ms ease-out both;
}

.screenshot-image {
  position: relative;
  overflow: hidden;
  background: #f4f6fa;
  line-height: 0;
}

.screenshot-watermark-mask::after {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 15%;
  height: 7.2%;
  background: #f4f6fa;
  content: "";
  pointer-events: none;
}

.carousel-slide img {
  width: 100%;
  height: auto;
  aspect-ratio: 1284 / 842;
  display: block;
  object-fit: cover;
  background: #f7f8fc;
}

.carousel-expand-target {
  position: relative;
  display: block;
  cursor: zoom-in;
  outline: none;
}

.carousel-expand-target:focus-visible {
  box-shadow: inset 0 0 0 4px rgba(91, 70, 216, 0.6);
}

.screenshot-lightbox {
  width: min(96vw, 1500px);
  height: min(94vh, 1000px);
  max-width: none;
  max-height: none;
  padding: 0;
  overflow: hidden;
  border: 0;
  border-radius: 22px;
  color: #fff;
  background: #111126;
  box-shadow: 0 28px 90px rgba(8, 8, 23, 0.55);
}

.screenshot-lightbox::backdrop {
  background: rgba(10, 10, 26, 0.84);
  backdrop-filter: blur(7px);
}

.lightbox-panel {
  height: 100%;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}

.lightbox-toolbar {
  min-height: 62px;
  padding: 10px 12px 10px 20px;
  display: flex;
  align-items: center;
  gap: 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.lightbox-title {
  min-width: 0;
  flex: 1;
  overflow: hidden;
  color: #d7d5e8;
  font-size: 13px;
  font-weight: 650;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lightbox-count {
  min-width: 50px;
  color: #b8b6ca;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  text-align: center;
}

.lightbox-close,
.lightbox-nav {
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #fff;
  background: rgba(18, 19, 43, 0.78);
  cursor: pointer;
  font: inherit;
  transition: border-color 160ms ease, background-color 160ms ease, transform 160ms ease;
}

.lightbox-close {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  color: #14152e;
  background: var(--mint);
  font-size: 24px;
  font-weight: 500;
}

.lightbox-close:hover,
.lightbox-close:focus-visible,
.lightbox-nav:hover,
.lightbox-nav:focus-visible {
  border-color: rgba(108, 226, 186, 0.7);
  background: rgba(108, 226, 186, 0.14);
  outline: none;
}

.lightbox-close:hover,
.lightbox-close:focus-visible {
  color: #14152e;
  background: #8df0cf;
}

.lightbox-stage {
  position: relative;
  min-width: 0;
  min-height: 0;
  padding: 16px 72px;
  display: grid;
  place-items: center;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 10%, rgba(91, 70, 216, 0.22), transparent 42%),
    #090a18;
}

.lightbox-nav {
  position: absolute;
  z-index: 2;
  top: 50%;
  width: 52px;
  height: 70px;
  border-radius: 15px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.28);
  font-size: 24px;
  transform: translateY(-50%);
}

.lightbox-nav:hover,
.lightbox-nav:focus-visible {
  background: rgba(91, 70, 216, 0.86);
  transform: translateY(-50%) scale(1.04);
}

.lightbox-nav[hidden] {
  display: none;
}

.lightbox-previous {
  left: 14px;
}

.lightbox-next {
  right: 14px;
}

.lightbox-image-frame {
  position: relative;
  max-width: none;
  display: block;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: 0 16px 55px rgba(0, 0, 0, 0.42);
  line-height: 0;
}

.lightbox-stage img {
  width: 100%;
  max-width: none;
  height: 100%;
  display: block;
  object-fit: contain;
}

.carousel-slide figcaption {
  min-height: 92px;
  padding: 17px 19px 18px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 14px;
  row-gap: 3px;
  border-top: 1px solid var(--line);
}

.carousel-kicker {
  grid-row: 1 / span 2;
  align-self: start;
  padding: 5px 9px;
  border-radius: 999px;
  color: var(--purple-deep);
  background: var(--purple-soft);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.07em;
  line-height: 1.3;
  text-transform: uppercase;
}

.carousel-slide figcaption strong {
  color: var(--ink);
  font-size: 15px;
  line-height: 1.35;
}

.carousel-slide figcaption > span:last-child {
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.5;
}

.carousel-controls {
  margin-top: 15px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.carousel-arrow,
.carousel-dot {
  border: 0;
  cursor: pointer;
  font: inherit;
}

.carousel-arrow {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(76, 65, 149, 0.17);
  border-radius: 50%;
  color: var(--purple-deep);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 8px 24px rgba(33, 28, 80, 0.1);
  font-size: 19px;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.carousel-arrow:hover {
  border-color: rgba(91, 70, 216, 0.5);
  background: #fff;
  transform: translateY(-1px);
}

.carousel-arrow:active {
  transform: translateY(0);
}

.carousel-arrow:focus-visible,
.carousel-dot:focus-visible {
  outline: 3px solid rgba(91, 70, 216, 0.3);
  outline-offset: 3px;
}

.carousel-dots {
  min-height: 42px;
  padding: 0 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.carousel-dot {
  width: 9px;
  height: 9px;
  padding: 0;
  border-radius: 50%;
  background: #c5c0dc;
  transition: width 180ms ease, border-radius 180ms ease, background 180ms ease;
}

.carousel-dot.is-active {
  width: 27px;
  border-radius: 999px;
  background: var(--purple);
}

.carousel-count {
  min-width: 42px;
  color: var(--ink-soft);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  text-align: center;
}

@keyframes carousel-reveal {
  from { opacity: 0; transform: translateX(10px); }
  to { opacity: 1; transform: translateX(0); }
}

.app-window {
  position: relative;
  width: 680px;
  max-width: 100%;
  margin-left: auto;
  overflow: hidden;
  border: 1px solid rgba(76, 65, 149, 0.15);
  border-radius: 22px;
  background: #f7f6fc;
  box-shadow: var(--shadow-lg);
  transform: perspective(1200px) rotateY(-2.5deg) rotateX(1deg);
}

.window-titlebar {
  height: 44px;
  padding: 0 16px;
  display: flex;
  align-items: center;
  color: #fff;
  background: #1b1937;
}

.window-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
}

.mini-brand {
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  background: var(--purple);
  font-size: 14px;
}

.window-controls {
  margin-left: auto;
  display: flex;
  gap: 13px;
}

.window-controls span {
  width: 10px;
  height: 10px;
  border: 1px solid rgba(255, 255, 255, 0.63);
  border-radius: 2px;
}

.window-controls span:first-child {
  height: 1px;
  margin-top: 5px;
  border-width: 1px 0 0;
  border-radius: 0;
}

.window-controls span:last-child {
  position: relative;
  border: 0;
}

.window-controls span:last-child::before,
.window-controls span:last-child::after {
  position: absolute;
  top: 5px;
  left: 0;
  width: 12px;
  height: 1px;
  background: rgba(255, 255, 255, 0.7);
  content: "";
  transform: rotate(45deg);
}

.window-controls span:last-child::after {
  transform: rotate(-45deg);
}

.app-tabs {
  min-height: 48px;
  padding: 7px 11px;
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid #e0deee;
  background: #fff;
}

.app-tabs > span:not(.tab-spacer) {
  padding: 7px 11px;
  border-radius: 8px;
  color: #65637d;
  font-size: 10px;
  font-weight: 700;
}

.app-tabs > .active {
  color: #fff !important;
  background: var(--purple);
}

.app-tabs > .active-soft {
  color: var(--purple-deep) !important;
  background: var(--purple-soft);
  box-shadow: inset 0 0 0 1px #c9c1f5;
}

.tab-spacer {
  flex: 1;
}

.app-body {
  min-height: 410px;
  padding: 17px;
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(145px, 0.7fr);
  gap: 12px;
}

.conversation {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.message,
.live-card,
.side-card {
  border: 1px solid #e2e0ef;
  border-radius: 13px;
  background: #fff;
  box-shadow: 0 6px 16px rgba(33, 28, 81, 0.045);
}

.message {
  max-width: 88%;
  padding: 13px 15px;
}

.user-message {
  margin-left: auto;
  border-color: #cec8f7;
  background: #f0edff;
}

.message-label,
.side-kicker {
  color: var(--purple-deep);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.message p {
  margin: 4px 0;
  color: #25243c;
  font-size: 11px;
  line-height: 1.5;
}

.phonetic {
  color: #817e99;
  font-size: 8px;
}

.message-actions {
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 7px;
  color: #75718d;
  font-size: 8px;
}

.message-actions span:first-child {
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  color: #fff;
  border-radius: 6px;
  background: var(--purple);
  font-size: 8px;
}

.live-card {
  margin-top: auto;
  padding: 12px 14px;
}

.live-heading {
  display: flex;
  justify-content: space-between;
  color: #77738c;
  font-size: 8px;
  font-weight: 700;
}

.live-heading i {
  width: 6px;
  height: 6px;
  margin-right: 4px;
  display: inline-block;
  border-radius: 50%;
  background: var(--coral);
}

.live-card p {
  margin: 8px 0;
  color: #3c3955;
  font-size: 10px;
}

.silence-progress {
  height: 4px;
  overflow: hidden;
  border-radius: 4px;
  background: #eceaf5;
}

.silence-progress span {
  width: 63%;
  height: 100%;
  display: block;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--mint-deep), var(--mint));
}

.side-card {
  padding: 16px;
  display: flex;
  flex-direction: column;
}

.side-card strong {
  margin-top: 9px;
  color: #24223c;
  font-size: 14px;
  line-height: 1.3;
}

.waveform {
  min-height: 86px;
  margin: auto 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.waveform i {
  width: 4px;
  height: 18px;
  border-radius: 4px;
  background: var(--purple);
}

.waveform i:nth-child(2n) { height: 36px; }
.waveform i:nth-child(3n) { height: 54px; background: var(--mint-deep); }
.waveform i:nth-child(5n) { height: 70px; }
.waveform i:nth-child(7n) { height: 29px; }

.side-note {
  color: #807d94;
  font-size: 9px;
}

.proof-strip {
  border-block: 1px solid var(--line);
  background: var(--surface-soft);
}

.proof-grid {
  min-height: 105px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: center;
}

.proof-grid > div {
  min-height: 48px;
  padding: 3px 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 1px solid var(--line);
}

.proof-grid > div:first-child {
  padding-left: 0;
}

.proof-grid > div:last-child {
  border: 0;
}

.proof-grid strong {
  font-size: 15px;
}

.proof-grid span {
  color: var(--ink-soft);
  font-size: 13px;
}

.demo-section {
  padding-block: 112px 18px;
}

.demo-section .section-heading {
  margin-bottom: 42px;
}

.demo-video-shell {
  max-width: 1120px;
  margin-inline: auto;
  padding: 10px;
  border: 1px solid rgba(30, 27, 56, 0.15);
  border-radius: 28px;
  background: #171a27;
  box-shadow: 0 34px 90px rgba(35, 29, 78, 0.2);
}

.demo-video-shell video {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1284 / 842;
  border-radius: 19px;
  background: #0d0f18;
}

.demo-video-shell video:focus-visible {
  outline: 4px solid var(--mint);
  outline-offset: 4px;
}

.demo-video-shell video::cue {
  color: #fff;
  background: rgba(18, 22, 38, 0.92);
  font: 600 18px/1.35 "Segoe UI", sans-serif;
}

.demo-chapters {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  padding: 14px 6px 0;
}

.demo-chapters span {
  min-height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 11px;
  color: #dedff0;
  font-size: 13px;
  font-weight: 700;
  text-align: center;
}

.demo-language-note {
  margin: 13px 8px 8px;
  color: #aaaec3;
  font-size: 13px;
  text-align: center;
}

.features-section,
.faq-section {
  padding-block: 120px;
}

.section-heading {
  max-width: 740px;
  margin: 0 auto 54px;
  text-align: center;
}

.section-heading h2,
.privacy-copy h2,
.download-panel h2 {
  margin: 0;
  font-size: clamp(36px, 4.5vw, 56px);
  font-weight: 760;
  letter-spacing: -0.05em;
  line-height: 1.08;
}

.section-heading > p:last-child {
  max-width: 650px;
  margin: 20px auto 0;
  color: var(--ink-soft);
  font-size: 18px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.feature-card {
  position: relative;
  min-height: 500px;
  padding: 32px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.feature-card::after {
  position: absolute;
  right: -50px;
  bottom: -70px;
  width: 190px;
  height: 190px;
  border-radius: 50%;
  background: rgba(91, 70, 216, 0.05);
  content: "";
}

.feature-coach::after { background: rgba(108, 226, 186, 0.13); }
.feature-record::after { background: rgba(255, 119, 109, 0.09); }

.feature-number {
  color: #9693a9;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.feature-icon {
  width: 76px;
  height: 76px;
  margin-block: 37px 33px;
  display: grid;
  place-items: center;
  border-radius: 22px;
  background: var(--purple-soft);
}

.icon-dialog {
  position: relative;
}

.icon-dialog span {
  position: absolute;
  width: 39px;
  height: 26px;
  border-radius: 9px 9px 9px 3px;
  background: var(--purple);
}

.icon-dialog span:last-child {
  right: 11px;
  bottom: 13px;
  width: 27px;
  height: 19px;
  border-radius: 7px 7px 3px 7px;
  background: var(--mint-deep);
  box-shadow: 0 0 0 4px var(--purple-soft);
}

.icon-coach {
  color: #09694f;
  background: #dff8ef;
  font-family: Georgia, serif;
  font-size: 28px;
  font-weight: 700;
}

.icon-record {
  color: #fff;
  background: #ffe9e6;
}

.icon-record span {
  width: 43px;
  height: 43px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  background: #df443a;
  font-size: 28px;
  font-weight: 800;
}

.feature-card h3 {
  margin: 0;
  font-size: 26px;
  letter-spacing: -0.03em;
}

.feature-card > p {
  margin: 14px 0 22px;
  color: var(--ink-soft);
}

.feature-card ul {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
  font-size: 14px;
  list-style: none;
}

.feature-card li {
  position: relative;
  padding-left: 18px;
}

.feature-card li::before {
  position: absolute;
  top: 0.62em;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--purple);
  content: "";
}

.feature-coach li::before { background: var(--mint-deep); }
.feature-record li::before { background: var(--coral); }

.how-section {
  padding-block: 110px;
  background: var(--surface-soft);
}

.how-layout,
.detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(500px, 1.1fr);
  gap: 90px;
}

.left-heading {
  margin: 0;
  text-align: left;
}

.left-heading > p:last-child {
  margin-left: 0;
}

.steps-list {
  margin: 0;
  padding: 0;
  display: grid;
  list-style: none;
}

.steps-list li {
  padding: 26px 0;
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 19px;
  border-top: 1px solid var(--line);
}

.steps-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.step-index {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: var(--purple-deep);
  border-radius: 13px;
  background: var(--purple-soft);
  font-weight: 800;
}

.steps-list h3,
.detail-list h3 {
  margin: 0 0 5px;
  font-size: 20px;
  letter-spacing: -0.02em;
}

.steps-list p,
.detail-list p {
  margin: 0;
  color: var(--ink-soft);
}

.privacy-section {
  padding-block: 110px;
}

.privacy-panel {
  padding: clamp(36px, 6vw, 72px);
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(350px, 0.95fr);
  gap: 70px;
  overflow: hidden;
  border-radius: var(--radius-lg);
  color: #fff;
  background:
    radial-gradient(circle at 90% 10%, rgba(108, 226, 186, 0.22), transparent 33%),
    linear-gradient(135deg, #211b5c, #14152e 70%);
  box-shadow: var(--shadow-lg);
}

.eyebrow-light {
  color: var(--mint);
}

.privacy-copy p:not(.eyebrow) {
  max-width: 600px;
  margin: 22px 0;
  color: #d8d5ed;
  font-size: 18px;
}

.text-link {
  color: #fff;
  font-weight: 700;
  text-underline-offset: 4px;
}

.text-link span {
  display: inline-block;
  transition: transform 160ms ease;
}

.text-link:hover span {
  transform: translateX(4px);
}

.privacy-guide-links {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
}

.privacy-facts {
  display: grid;
  gap: 12px;
}

.privacy-facts > div {
  padding: 19px 20px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.07);
}

.fact-mark {
  margin-right: 10px;
  color: var(--mint);
  font-size: 10px;
  font-weight: 800;
}

.privacy-facts p {
  margin: 5px 0 0 30px;
  color: #c8c5df;
  font-size: 13px;
}

.detail-section {
  padding-block: 45px 120px;
}

.detail-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 38px 28px;
}

.detail-list article {
  display: grid;
  grid-template-columns: 12px 1fr;
  gap: 13px;
}

.detail-dot {
  width: 10px;
  height: 10px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--purple);
  box-shadow: 0 0 0 5px var(--purple-soft);
}

.detail-list p {
  font-size: 14px;
}

.faq-section {
  border-top: 1px solid var(--line);
}

.faq-list {
  max-width: 850px;
  margin-inline: auto;
  border-top: 1px solid var(--line);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  position: relative;
  padding: 24px 52px 24px 2px;
  font-size: 19px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  position: absolute;
  top: 23px;
  right: 8px;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  color: var(--purple);
  border-radius: 9px;
  background: var(--purple-soft);
  content: "+";
  font-size: 23px;
  font-weight: 500;
  line-height: 1;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list details p {
  max-width: 740px;
  margin: -7px 0 26px;
  padding-right: 38px;
  color: var(--ink-soft);
}

.download-section {
  padding-block: 95px;
  color: #fff;
  background: var(--purple);
}

.download-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(560px, 1.2fr);
  align-items: center;
  gap: 80px;
}

.download-panel > div:first-child > p:last-child {
  max-width: 570px;
  margin: 22px 0 0;
  color: #e1defa;
  font-size: 18px;
}

.download-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.download-card {
  min-height: 82px;
  padding: 16px 19px;
  display: flex;
  align-items: center;
  gap: 15px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 15px;
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
  text-decoration: none;
  transition: transform 160ms ease, background-color 160ms ease;
}

.download-card:hover {
  background: rgba(255, 255, 255, 0.17);
  transform: translateY(-2px);
}

.primary-download {
  color: var(--ink);
  background: #fff;
}

.primary-download:hover {
  background: #f6f4ff;
}

.download-copy {
  display: flex;
  flex-direction: column;
}

.download-copy strong {
  font-size: 17px;
}

.download-copy small {
  margin-top: 2px;
  color: inherit;
  opacity: 0.68;
}

.download-arrow {
  margin-left: auto;
  font-size: 24px;
}

.release-link {
  grid-column: 1 / -1;
  margin-top: 6px;
  color: #fff;
  font-size: 13px;
  font-weight: 650;
  text-underline-offset: 4px;
}

.download-note {
  grid-column: 1 / -1;
  margin: 0;
  color: #d9d4fa;
  font-size: 12px;
}

.site-footer {
  padding-block: 48px;
  color: #d0cede;
  background: #111126;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto minmax(240px, 0.65fr);
  align-items: center;
  gap: 55px;
}

.footer-brand {
  color: #fff;
}

.footer-grid > div:first-child p,
.footer-note {
  margin: 9px 0 0;
  font-size: 12px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
}

.footer-links a {
  color: #e2e0eb;
}

.footer-note {
  color: #aaa7bb;
}

@media (max-width: 1040px) {
  .main-nav {
    display: none;
  }

  .hero {
    padding-top: 64px;
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .hero-copy {
    max-width: 760px;
  }

  .app-window,
  .screenshot-carousel {
    margin-inline: auto;
  }

  .carousel-viewport {
    transform: none;
  }

  .feature-grid {
    grid-template-columns: 1fr 1fr;
  }

  .feature-card:last-child {
    grid-column: 1 / -1;
    min-height: 410px;
  }

  .how-layout,
  .detail-grid {
    grid-template-columns: 1fr;
    gap: 55px;
  }

  .privacy-panel,
  .download-panel {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-note {
    grid-column: 1 / -1;
  }
}

@media (max-width: 720px) {
  :root {
    --page: min(100% - 28px, 620px);
  }

  html {
    scroll-padding-top: 76px;
  }

  .nav-shell {
    min-height: 66px;
    gap: 12px;
  }

  .brand {
    font-size: 19px;
  }

  .brand-mark {
    width: 31px;
    height: 31px;
    font-size: 21px;
  }

  .button-small {
    display: none;
  }

  .language-select {
    max-width: 124px;
    min-height: 40px;
  }

  .hero {
    min-height: auto;
    padding-block: 54px 64px;
  }

  h1 {
    font-size: clamp(43px, 14vw, 62px);
  }

  .hero-lede {
    font-size: 17px;
  }

  .hero-actions {
    display: grid;
  }

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

  .hero-trust {
    display: grid;
  }

  .carousel-slide figcaption {
    min-height: 118px;
    padding: 15px;
    grid-template-columns: 1fr;
    row-gap: 5px;
  }

  .carousel-kicker {
    grid-row: auto;
    width: max-content;
  }

  .carousel-controls {
    justify-content: center;
  }

  .carousel-arrow {
    width: 44px;
    height: 44px;
  }

  .screenshot-lightbox {
    width: 100vw;
    height: 100dvh;
    border-radius: 0;
  }

  .lightbox-toolbar {
    padding-left: 12px;
  }

  .lightbox-stage {
    padding-inline: 12px;
  }

  .lightbox-nav {
    width: 44px;
    height: 58px;
    border-radius: 13px;
  }

  .lightbox-previous {
    left: 7px;
  }

  .lightbox-next {
    right: 7px;
  }

  .lightbox-title {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
  }

  .app-body {
    min-height: 380px;
    grid-template-columns: 1fr;
  }

  .side-card {
    display: none;
  }

  .app-tabs .mode,
  .app-tabs .tab-spacer {
    display: none;
  }

  .proof-grid {
    padding-block: 19px;
    grid-template-columns: 1fr 1fr;
    gap: 16px 0;
  }

  .proof-grid > div,
  .proof-grid > div:first-child {
    padding: 0 14px;
  }

  .proof-grid > div:nth-child(2) {
    border-right: 0;
  }

  .features-section,
  .faq-section {
    padding-block: 78px;
  }

  .demo-section {
    padding-block: 78px 0;
  }

  .demo-section .section-heading {
    margin-bottom: 30px;
  }

  .demo-video-shell {
    padding: 6px;
    border-radius: 19px;
  }

  .demo-video-shell video {
    border-radius: 14px;
  }

  .demo-chapters {
    grid-template-columns: 1fr 1fr;
  }

  .section-heading {
    margin-bottom: 38px;
    text-align: left;
  }

  .section-heading h2,
  .privacy-copy h2,
  .download-panel h2 {
    font-size: clamp(34px, 10vw, 47px);
  }

  .section-heading > p:last-child {
    margin-left: 0;
    font-size: 16px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-card,
  .feature-card:last-child {
    min-height: 0;
    grid-column: auto;
  }

  .feature-icon {
    margin-block: 28px;
  }

  .how-section,
  .privacy-section {
    padding-block: 78px;
  }

  .how-layout,
  .detail-grid {
    gap: 42px;
  }

  .privacy-panel {
    padding: 34px 24px;
    gap: 40px;
    border-radius: 23px;
  }

  .privacy-copy p:not(.eyebrow) {
    font-size: 16px;
  }

  .detail-section {
    padding-bottom: 78px;
  }

  .detail-list {
    grid-template-columns: 1fr;
  }

  .faq-list summary {
    font-size: 17px;
  }

  .download-section {
    padding-block: 70px;
  }

  .download-panel {
    gap: 42px;
  }

  .download-card {
    min-height: 78px;
  }

  .download-options {
    grid-template-columns: 1fr;
  }

  .release-link,
  .download-note {
    grid-column: auto;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-note {
    grid-column: auto;
  }

  .footer-links {
    flex-wrap: wrap;
  }
}

@media (max-width: 390px) {
  .brand > span:last-child {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
  }

  .message {
    max-width: 95%;
  }

  .proof-grid {
    grid-template-columns: 1fr;
  }

  .proof-grid > div,
  .proof-grid > div:nth-child(2) {
    padding: 0;
    border-right: 0;
  }
}

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

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

@media (prefers-contrast: more) {
  :root {
    --line: #747287;
    --ink-soft: #34364a;
  }

  .button,
  .feature-card,
  .message,
  .live-card,
  .side-card,
  .carousel-viewport,
  .carousel-arrow {
    border-width: 2px;
  }
}

/* DeepSeek API-key guide */
.guide-page {
  background:
    radial-gradient(circle at 82% 8%, rgba(108, 226, 186, 0.22), transparent 28%),
    linear-gradient(180deg, #f8f7fe 0, #fff 520px);
}

.guide-hero {
  padding-block: 86px 72px;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  align-items: center;
  gap: 70px;
}

.guide-hero h1 {
  max-width: 760px;
  font-size: clamp(48px, 6.4vw, 76px);
}

.guide-lede {
  max-width: 710px;
  margin: 28px 0 0;
  color: var(--ink-soft);
  font-size: 19px;
  line-height: 1.65;
}

.guide-actions {
  margin-top: 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.guide-reviewed {
  margin: 20px 0 0;
  color: var(--ink-soft);
  font-size: 13px;
}

.guide-summary {
  padding: 32px;
  color: #fff;
  background: var(--ink);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.guide-summary h2 {
  margin: 0;
  font-size: 25px;
  letter-spacing: -0.025em;
}

.guide-summary ul {
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
  list-style: none;
}

.guide-summary li {
  padding-left: 29px;
  position: relative;
  color: #d9d8e8;
  font-size: 14px;
}

.guide-summary li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--mint);
  font-weight: 850;
}

.guide-layout {
  padding-bottom: 104px;
  display: grid;
  grid-template-columns: 245px minmax(0, 1fr);
  align-items: start;
  gap: 58px;
}

.guide-toc {
  position: sticky;
  top: 102px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
}

.guide-toc strong {
  display: block;
  margin-bottom: 12px;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.guide-toc a {
  padding-block: 7px;
  display: block;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 620;
  text-decoration: none;
}

.guide-toc a:hover {
  color: var(--purple);
}

.guide-article {
  min-width: 0;
  display: grid;
  gap: 22px;
}

.guide-section {
  padding: 38px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  scroll-margin-top: 102px;
}

.guide-step-heading {
  display: flex;
  align-items: center;
  gap: 15px;
}

.guide-step-number {
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--purple);
  border-radius: 12px;
  font-size: 14px;
  font-weight: 800;
}

.guide-section h2 {
  margin: 0;
  font-size: clamp(27px, 3.3vw, 38px);
  letter-spacing: -0.035em;
  line-height: 1.08;
}

.guide-section p {
  margin: 20px 0 0;
  color: var(--ink-soft);
  font-size: 17px;
}

.guide-section ol,
.guide-section ul {
  margin: 20px 0 0;
  padding-left: 24px;
  color: var(--ink-soft);
}

.guide-section li + li {
  margin-top: 10px;
}

.guide-section code {
  padding: 2px 6px;
  color: var(--purple-deep);
  background: var(--purple-soft);
  border-radius: 6px;
  font-family: "Cascadia Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 0.9em;
  white-space: nowrap;
}

.guide-inline-action {
  margin-top: 24px;
}

.guide-note {
  margin-top: 24px;
  padding: 18px 20px;
  color: var(--ink-soft);
  background: var(--surface-soft);
  border-left: 4px solid var(--mint-deep);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 14px;
}

.guide-note strong {
  color: var(--ink);
}

.guide-privacy {
  color: #fff;
  background: var(--ink);
  border-color: var(--ink);
  box-shadow: var(--shadow-lg);
}

.guide-privacy .guide-step-number {
  color: var(--ink);
  background: var(--mint);
}

.guide-privacy h2,
.guide-privacy strong {
  color: #fff;
}

.guide-privacy p,
.guide-privacy ul {
  color: #d9d8e8;
}

.guide-privacy .guide-note {
  color: #f4e5e3;
  background: rgba(255, 119, 109, 0.12);
  border-left-color: var(--coral);
}

.guide-sources {
  margin-top: 26px;
  padding-top: 24px;
  border-top: 1px solid rgba(222, 221, 236, 0.22);
}

.guide-sources h3 {
  margin: 0 0 12px;
  font-size: 16px;
}

.guide-sources a {
  color: var(--mint);
  font-weight: 650;
  text-underline-offset: 4px;
}

.guide-affiliation {
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
}

/* Privacy policy */
.policy-page .guide-reviewed a,
.policy-page .guide-section > p a,
.policy-page .guide-note a,
.policy-page .policy-contact a {
  color: var(--purple-deep);
  font-weight: 700;
  text-underline-offset: 4px;
}

.policy-page .guide-privacy .guide-note a {
  color: var(--mint);
}

.policy-page .guide-section h3 {
  margin: 28px 0 0;
  font-size: 18px;
}

.policy-page .policy-contact {
  border-color: rgba(91, 70, 216, 0.3);
  background: linear-gradient(135deg, #fff 0%, #f4f1ff 100%);
}

.policy-page .guide-toc a {
  padding-block: 5px;
}

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

  .guide-hero {
    gap: 46px;
  }

  .guide-toc {
    position: static;
  }
}

@media (max-width: 720px) {
  .guide-hero {
    padding-block: 58px 48px;
  }

  .guide-actions {
    display: grid;
  }

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

  .guide-summary,
  .guide-section {
    padding: 27px 22px;
  }

  .guide-layout {
    padding-bottom: 72px;
    gap: 28px;
  }
}

@media (prefers-contrast: more) {
  .guide-summary,
  .guide-toc,
  .guide-section {
    border-width: 2px;
  }
}