:root {
  --ink: #102026;
  --muted: #5a6970;
  --paper: #f7f4ee;
  --surface: #ffffff;
  --line: rgba(16, 32, 38, 0.12);
  --gold: #f1c66c;
  --teal: #43c8bf;
  --coral: #e86e5c;
  --forest: #153f38;
  --charcoal: #0b1519;
  --shadow: 0 24px 80px rgba(16, 32, 38, 0.16);
  --blue: #2468d8;
  --mint: #17cfb3;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 4vw, 56px);
  color: white;
  transition: background 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

.site-header.scrolled {
  color: var(--ink);
  background: rgba(247, 244, 238, 0.92);
  box-shadow: 0 12px 40px rgba(16, 32, 38, 0.08);
  backdrop-filter: blur(18px);
}

.brand,
.nav-links,
.hero-actions,
.trust-row,
.footer {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-logo {
  width: 42px;
  height: 42px;
  object-fit: cover;
  border-radius: 10px;
  box-shadow: 0 10px 26px rgba(14, 42, 62, 0.14);
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  color: var(--charcoal);
  background: linear-gradient(135deg, var(--gold), var(--teal));
  border-radius: 12px;
  font-size: 13px;
}

.nav-links {
  gap: 26px;
  color: currentColor;
  font-size: 14px;
  opacity: 0.88;
}

.header-cta,
.button,
.waitlist-form button {
  min-height: 44px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 800;
  letter-spacing: 0;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.header-login {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 900;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  padding: 0 18px;
  color: var(--charcoal);
  background: var(--gold);
}

.home-hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 0.88fr);
  align-items: center;
  gap: clamp(34px, 6vw, 86px);
  overflow: hidden;
  padding: clamp(88px, 9vw, 104px) clamp(20px, 5vw, 72px) clamp(28px, 4vw, 42px);
  color: #f7fbff;
  background:
    radial-gradient(circle at 24% 18%, rgba(29, 203, 181, 0.22), transparent 28%),
    linear-gradient(135deg, #07131d 0%, #0d2631 58%, #f7f4ee 58.2%, #f7f4ee 100%);
}

.home-hero::before {
  position: absolute;
  inset: 0;
  content: "";
  opacity: 0.42;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(90deg, #000 0%, #000 48%, transparent 72%);
}

.hero-atmosphere {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-atmosphere span {
  position: absolute;
  display: block;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, rgba(23, 207, 179, 0.8), rgba(36, 104, 216, 0.8), transparent);
  animation: drift-line 9s linear infinite;
}

.hero-atmosphere span:nth-child(1) {
  top: 23%;
  left: -10%;
  width: 42vw;
}

.hero-atmosphere span:nth-child(2) {
  top: 39%;
  left: -18%;
  width: 34vw;
  animation-delay: -3s;
}

.hero-atmosphere span:nth-child(3) {
  top: 67%;
  left: -14%;
  width: 46vw;
  animation-delay: -6s;
}

.hero-atmosphere span:nth-child(4) {
  top: 78%;
  left: -20%;
  width: 28vw;
  animation-delay: -1.5s;
}

.home-hero-copy {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.home-hero h1 {
  margin: 0;
  max-width: 640px;
  font-size: clamp(42px, 5.2vw, 68px);
  line-height: 0.96;
  letter-spacing: 0;
}

.home-hero .hero-copy {
  margin-top: 20px;
  font-size: clamp(17px, 1.6vw, 19px);
  line-height: 1.45;
}

.home-hero .hero-actions {
  margin-top: 24px;
}

.home-hero .trust-row {
  margin-top: 18px;
}

.mind-stage {
  position: relative;
  z-index: 2;
  min-height: 520px;
}

.mind-stage::before {
  position: absolute;
  inset: 54px 6% 46px;
  content: "";
  border: 1px solid rgba(36, 104, 216, 0.18);
  border-radius: 36px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.82), rgba(255, 255, 255, 0.52)),
    repeating-linear-gradient(90deg, transparent 0 42px, rgba(16, 32, 38, 0.05) 42px 43px);
  box-shadow: 0 34px 100px rgba(16, 32, 38, 0.2);
  backdrop-filter: blur(20px);
}

.logo-orbit-card {
  position: absolute;
  z-index: 3;
  top: 14px;
  right: 8%;
  width: min(300px, 70%);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  padding: 22px;
  border: 1px solid rgba(16, 32, 38, 0.1);
  border-radius: 34px;
  background: white;
  box-shadow: 0 30px 80px rgba(16, 32, 38, 0.18);
  animation: float-card 6s ease-in-out infinite;
}

.logo-orbit-card img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.mind-core {
  position: absolute;
  z-index: 4;
  left: 9%;
  bottom: 44px;
  display: grid;
  gap: 5px;
  width: 218px;
  padding: 22px;
  color: white;
  border-radius: 24px;
  background: linear-gradient(135deg, #08374a, #10265d);
  box-shadow: 0 28px 80px rgba(16, 32, 38, 0.28);
}

.mind-core span,
.signal-card span {
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.mind-core strong {
  font-size: 56px;
  line-height: 0.95;
}

.mind-core small {
  color: rgba(255, 255, 255, 0.72);
  font-weight: 800;
}

.signal-card {
  position: absolute;
  z-index: 5;
  width: min(330px, 68%);
  padding: 18px;
  border: 1px solid rgba(16, 32, 38, 0.1);
  border-radius: 22px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 22px 60px rgba(16, 32, 38, 0.13);
  backdrop-filter: blur(18px);
}

.signal-card span {
  display: block;
  margin-bottom: 9px;
  color: #167f84;
}

.signal-card strong {
  display: block;
  line-height: 1.35;
}

.signal-card-one {
  top: 94px;
  left: 3%;
}

.signal-card-two {
  top: 314px;
  right: 1%;
}

.signal-card-three {
  bottom: 12px;
  right: 11%;
}

.emotion-strip {
  position: relative;
  z-index: 4;
  display: grid;
  grid-template-columns: minmax(240px, 0.9fr) minmax(320px, 1.1fr);
  gap: clamp(22px, 5vw, 70px);
  margin-top: -90px;
  padding: clamp(34px, 6vw, 64px) clamp(20px, 5vw, 72px);
  color: white;
  background: #0b1519;
}

.emotion-strip p {
  margin: 0;
  font-size: clamp(24px, 4vw, 44px);
  line-height: 1.08;
  letter-spacing: 0;
}

.emotion-strip p:last-child {
  color: rgba(255, 255, 255, 0.68);
  font-size: clamp(18px, 2vw, 25px);
  line-height: 1.45;
}

.story-section {
  background: #fbf8f1;
}

.story-section .section-heading,
.experience-section .section-heading,
.roadmap-section .section-heading {
  max-width: 940px;
}

.story-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 52px;
  border: 1px solid var(--line);
  background: var(--line);
}

.story-grid article {
  min-height: 310px;
  padding: 28px;
  background: #fbf8f1;
}

.story-grid span {
  display: block;
  margin-bottom: 52px;
  color: var(--coral);
  font-weight: 900;
}

.story-grid h3 {
  margin: 0 0 13px;
  font-size: 28px;
}

.story-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.consent-showcase {
  display: grid;
  grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1fr);
  gap: clamp(34px, 7vw, 96px);
  align-items: center;
  background: #edf7f4;
}

.consent-visual {
  display: grid;
  place-items: center;
}

.consent-phone {
  width: min(420px, 100%);
  padding: 18px;
  border: 1px solid rgba(16, 32, 38, 0.12);
  border-radius: 34px;
  background: #fbf8f1;
  box-shadow: 0 30px 90px rgba(16, 32, 38, 0.16);
}

.phone-top {
  width: 72px;
  height: 6px;
  margin: 0 auto 22px;
  border-radius: 999px;
  background: rgba(16, 32, 38, 0.18);
}

.consent-phone h3 {
  margin: 0 0 12px;
  font-size: 26px;
}

.experience-section {
  color: white;
  background:
    linear-gradient(135deg, rgba(7, 19, 29, 0.98), rgba(9, 44, 55, 0.96)),
    var(--charcoal);
}

.experience-section .section-heading p:not(.eyebrow),
.experience-section .section-heading h2 {
  color: white;
}

.experience-grid {
  display: grid;
  grid-template-columns: minmax(320px, 0.95fr) minmax(280px, 0.55fr);
  gap: 18px;
  align-items: stretch;
  margin-top: 48px;
}

.cinematic-chat {
  background: rgba(255, 255, 255, 0.92);
}

.insight-stack {
  display: grid;
  gap: 18px;
}

.insight-stack article {
  display: grid;
  align-content: center;
  min-height: 146px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.08);
}

.insight-stack strong {
  margin-bottom: 10px;
  color: var(--teal);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.insight-stack span {
  font-size: 22px;
  line-height: 1.25;
}

.roadmap-section {
  background: #f7f4ee;
}

.proof-section {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  padding: 0;
  background: var(--line);
}

.proof-section div {
  min-height: 220px;
  padding: clamp(26px, 5vw, 54px);
  background: #102026;
}

.proof-section .stat {
  color: var(--teal);
}

.proof-section p {
  max-width: 330px;
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 17px;
  line-height: 1.55;
}

@keyframes drift-line {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(140vw);
  }
}

@keyframes float-card {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-14px);
  }
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: white;
  background: var(--charcoal);
}

.hero-image,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  object-position: center;
  opacity: 0.9;
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(7, 14, 17, 0.95) 0%, rgba(7, 14, 17, 0.75) 38%, rgba(7, 14, 17, 0.25) 72%, rgba(7, 14, 17, 0.42) 100%),
    linear-gradient(0deg, rgba(7, 14, 17, 0.9) 0%, rgba(7, 14, 17, 0) 36%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(760px, calc(100% - 40px));
  margin-left: clamp(20px, 7vw, 96px);
  padding-top: 80px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero h1,
.section h2,
.waitlist h2 {
  margin: 0;
  letter-spacing: 0;
  line-height: 1;
}

.hero h1 {
  max-width: 720px;
  font-size: clamp(48px, 8vw, 92px);
}

.hero-copy {
  max-width: 650px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.55;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
}

.button.primary {
  color: var(--charcoal);
  background: var(--gold);
}

.button.secondary {
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.36);
  background: rgba(255, 255, 255, 0.08);
}

.trust-row {
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.trust-row span {
  padding: 8px 12px;
  color: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 13px;
}

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}

.principles div {
  min-height: 190px;
  padding: clamp(24px, 5vw, 52px);
  background: var(--paper);
}

.stat {
  display: block;
  margin-bottom: 14px;
  font-size: clamp(42px, 7vw, 72px);
  font-weight: 900;
  line-height: 0.9;
  color: var(--forest);
}

.principles p {
  max-width: 320px;
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.section {
  padding: clamp(72px, 10vw, 130px) clamp(20px, 5vw, 72px);
}

.split,
.twin-demo,
.pricing {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 520px);
  align-items: center;
  gap: clamp(36px, 8vw, 94px);
}

.section-copy h2,
.section-heading h2,
.waitlist h2 {
  font-size: clamp(34px, 5vw, 58px);
}

.section-copy p,
.section-heading p:not(.eyebrow),
.waitlist p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}

.check-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.check-list p {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 0;
  color: var(--ink);
  font-size: 16px;
}

.check-list span {
  width: 10px;
  height: 10px;
  margin-top: 8px;
  border-radius: 99px;
  background: var(--coral);
}

.consent-panel,
.chat-window,
.plan-table,
.waitlist {
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(18px);
}

.consent-panel {
  padding: 22px;
  border-radius: 28px;
}

.panel-top,
.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.panel-top span,
.panel-result p,
.toggle-row small,
.plan-table span {
  color: var(--muted);
  font-size: 13px;
}

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.toggle-row strong,
.toggle-row small {
  display: block;
}

.toggle-row small {
  margin-top: 5px;
  line-height: 1.45;
}

.toggle-row input {
  width: 48px;
  height: 28px;
  flex: 0 0 auto;
  accent-color: var(--forest);
}

.panel-result {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 14px;
  margin-top: 18px;
  padding: 18px;
  border-radius: 18px;
  background: #eef8f5;
}

.panel-result span {
  font-size: 42px;
  font-weight: 900;
  color: var(--forest);
}

.panel-result p {
  margin: 0;
  line-height: 1.45;
}

.product-band {
  background: #102026;
  color: white;
}

.product-band .section-heading {
  max-width: 860px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 54px;
  background: rgba(255, 255, 255, 0.14);
}

.feature-grid article {
  min-height: 280px;
  padding: 28px;
  background: #102026;
}

.icon-dot {
  display: block;
  width: 16px;
  height: 16px;
  margin-bottom: 28px;
  border-radius: 99px;
  background: linear-gradient(135deg, var(--gold), var(--teal));
}

.feature-grid h3 {
  margin: 0 0 12px;
  font-size: 23px;
}

.feature-grid p {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.65;
}

.chat-window {
  padding: 18px;
  border-radius: 28px;
}

.chat-header span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--coral);
  box-shadow: 18px 0 0 var(--gold), 36px 0 0 var(--teal);
}

.message {
  max-width: 86%;
  margin-top: 18px;
  padding: 16px 18px;
  border-radius: 20px;
  line-height: 1.55;
}

.message.user {
  margin-left: auto;
  color: white;
  background: var(--forest);
}

.message.ai {
  color: var(--ink);
  background: #edf5f3;
}

.memory-source {
  margin-top: 18px;
  padding: 18px;
  border: 1px solid rgba(67, 200, 191, 0.28);
  border-radius: 18px;
  background: rgba(67, 200, 191, 0.08);
}

.memory-source p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.platforms {
  background: #ece6dc;
}

.platform-rows {
  display: grid;
  gap: 1px;
  margin-top: 46px;
  background: var(--line);
  border: 1px solid var(--line);
}

.platform-rows div {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  padding: 26px;
  background: #fbf8f1;
}

.platform-rows strong {
  font-size: 20px;
}

.platform-rows span {
  color: var(--muted);
  line-height: 1.55;
}

.extension-section {
  background: #fbf8f1;
}

.light-feature-grid {
  background: var(--line);
}

.light-feature-grid article {
  color: var(--ink);
  background: #fbf8f1;
}

.light-feature-grid p {
  color: var(--muted);
}

.section-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button.secondary.dark-text {
  color: var(--forest);
  border: 1px solid var(--line);
  background: white;
}

.trust-section {
  display: grid;
  grid-template-columns: minmax(300px, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(28px, 6vw, 80px);
  align-items: start;
  background: #edf7f4;
}

.trust-matrix,
.faq-grid,
.plan-cards,
.detail-grid,
.trust-principles {
  display: grid;
  gap: 16px;
}

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

.trust-matrix article,
.faq-grid article,
.plan-cards article,
.detail-grid article,
.trust-principles article {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 18px 60px rgba(16, 32, 38, 0.08);
}

.trust-matrix article {
  min-height: 190px;
  padding: 24px;
  border-radius: 18px;
}

.trust-matrix strong,
.trust-matrix span,
.plan-cards span,
.plan-cards strong,
.detail-grid span,
.detail-grid h2,
.trust-principles strong {
  display: block;
}

.trust-matrix strong {
  color: var(--forest);
  font-size: 22px;
}

.trust-matrix span {
  margin-top: 14px;
  color: var(--muted);
  line-height: 1.55;
}

.pricing-preview,
.faq-section {
  background: #f7f4ee;
}

.plan-cards {
  grid-template-columns: repeat(3, 1fr);
  margin-top: 38px;
}

.plan-cards article {
  display: grid;
  align-content: start;
  gap: 16px;
  min-height: 340px;
  padding: 26px;
  border-radius: 20px;
}

.plan-cards span,
.detail-grid span {
  color: var(--coral);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.plan-cards strong {
  color: var(--forest);
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1;
}

.plan-cards p,
.faq-grid p,
.detail-grid p,
.trust-principles p,
.download-panel p,
.install-list {
  color: var(--muted);
  line-height: 1.65;
}

.plan-cards .button {
  align-self: end;
  width: max-content;
}

.faq-grid {
  grid-template-columns: repeat(4, 1fr);
  margin-top: 38px;
}

.faq-grid article {
  min-height: 230px;
  padding: 24px;
  border-radius: 18px;
}

.faq-grid h3 {
  margin: 0 0 12px;
  font-size: 21px;
  line-height: 1.18;
}

.product-info-page {
  background: #fbf8f1;
}

.product-info-page .legal-header {
  position: sticky;
}

.compact-nav {
  color: var(--ink);
}

.page-hero {
  padding: clamp(92px, 12vw, 150px) clamp(20px, 5vw, 72px) clamp(46px, 7vw, 78px);
  color: white;
  background:
    radial-gradient(circle at 75% 18%, rgba(67, 200, 191, 0.24), transparent 30%),
    linear-gradient(135deg, #07131d, #12333b);
}

.page-hero h1 {
  max-width: 880px;
  margin: 0;
  font-size: clamp(44px, 7vw, 82px);
  line-height: 0.98;
}

.page-hero p:not(.eyebrow) {
  max-width: 760px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 19px;
  line-height: 1.65;
}

.detail-grid {
  grid-template-columns: repeat(3, 1fr);
  background: #f7f4ee;
}

.detail-grid article {
  min-height: 310px;
  padding: 28px;
  border-radius: 18px;
}

.detail-grid h2 {
  margin: 44px 0 12px;
  font-size: 30px;
}

.download-panel {
  display: grid;
  grid-template-columns: minmax(300px, 0.8fr) minmax(320px, 1fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: start;
  background: #edf7f4;
}

.download-panel h2 {
  margin: 0;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.04;
}

.install-list {
  margin: 0;
  padding: 28px 28px 28px 48px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 18px 60px rgba(16, 32, 38, 0.08);
}

.install-list li + li {
  margin-top: 12px;
}

.trust-principles {
  grid-template-columns: repeat(3, 1fr);
  background: #f7f4ee;
}

.trust-principles article {
  min-height: 260px;
  padding: 26px;
  border-radius: 18px;
}

.trust-principles strong {
  color: var(--forest);
  font-size: 24px;
}

.pricing-page-cards {
  margin-top: 0;
  background: #f7f4ee;
}

.plan-table {
  overflow: hidden;
  border-radius: 24px;
}

.plan-table div {
  display: grid;
  gap: 8px;
  padding: 24px;
  border-bottom: 1px solid var(--line);
}

.plan-table div:last-child {
  border-bottom: 0;
}

.plan-table strong {
  font-size: 20px;
}

.waitlist {
  display: grid;
  grid-template-columns: 1fr minmax(320px, 460px);
  gap: 34px;
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto clamp(60px, 8vw, 90px);
  padding: clamp(28px, 5vw, 54px);
  border-radius: 32px;
}

.waitlist-form {
  display: grid;
  align-content: center;
  gap: 12px;
}

.waitlist-form input {
  width: 100%;
  min-height: 54px;
  padding: 0 18px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 999px;
  background: white;
  font: inherit;
}

.marketing-consent {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 10px;
  align-items: flex-start;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.marketing-consent input {
  width: 16px;
  min-height: 16px;
  height: 16px;
  margin: 2px 0 0;
  padding: 0;
  border-radius: 4px;
  accent-color: var(--forest);
}

.waitlist-form button {
  color: var(--charcoal);
  background: var(--gold);
}

.waitlist-form small {
  color: var(--muted);
  line-height: 1.45;
}

.waitlist-form small a {
  color: var(--forest);
  font-weight: 800;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.form-status {
  min-height: 22px;
  color: var(--forest);
  font-size: 14px;
  font-weight: 800;
}

.form-status.error {
  color: #b83224;
}

.footer {
  display: grid;
  grid-template-columns: minmax(260px, 1.3fr) minmax(420px, 2fr);
  align-items: start;
  gap: clamp(34px, 6vw, 80px);
  padding: clamp(44px, 6vw, 72px) clamp(20px, 5vw, 72px) 28px;
  color: rgba(255, 255, 255, 0.72);
  background: var(--charcoal);
}

.footer .brand {
  color: white;
}

.footer-brand p {
  max-width: 360px;
  margin: 18px 0 0;
  line-height: 1.65;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.footer-links div {
  display: grid;
  gap: 11px;
}

.footer-links strong {
  color: white;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 13px;
}

.legal-page {
  background: #fbf8f1;
}

.legal-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px clamp(20px, 5vw, 72px);
  border-bottom: 1px solid var(--line);
  background: rgba(251, 248, 241, 0.92);
  backdrop-filter: blur(18px);
}

.legal-document {
  width: min(920px, calc(100% - 40px));
  margin: 0 auto;
  padding: clamp(52px, 7vw, 86px) 0 clamp(76px, 9vw, 120px);
}

.legal-document h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(42px, 7vw, 76px);
  line-height: 0.98;
  letter-spacing: 0;
}

.legal-updated {
  margin: 18px 0 42px;
  color: var(--muted);
  font-weight: 800;
}

.legal-document section {
  padding: 34px 0;
  border-top: 1px solid var(--line);
}

.legal-document h2 {
  margin: 0 0 14px;
  color: var(--forest);
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.12;
}

.legal-document p,
.legal-document li {
  color: #334349;
  font-size: 17px;
  line-height: 1.75;
}

.legal-document p {
  margin: 0 0 16px;
}

.legal-document ul {
  margin: 0;
  padding-left: 22px;
}

.legal-document a {
  color: var(--forest);
  font-weight: 800;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.auth-page {
  min-height: 100vh;
  color: white;
  background:
    linear-gradient(90deg, rgba(7, 14, 17, 0.94), rgba(7, 14, 17, 0.66)),
    url("/assets/hero-ai-memory.png") center / cover no-repeat,
    var(--charcoal);
}

.auth-shell {
  display: grid;
  grid-template-columns: minmax(320px, 560px) minmax(320px, 1fr);
  min-height: 100vh;
}

.auth-panel {
  display: grid;
  align-content: center;
  gap: 22px;
  padding: clamp(26px, 6vw, 72px);
  background: rgba(7, 17, 21, 0.82);
  backdrop-filter: blur(18px);
}

.auth-panel .brand {
  color: white;
  margin-bottom: 26px;
}

.auth-panel h1,
.auth-side h2 {
  margin: 0;
  font-size: clamp(38px, 5vw, 64px);
  line-height: 1;
}

.auth-form {
  display: grid;
  gap: 14px;
}

.auth-form label:not(.marketing-consent),
.onboarding-save label {
  display: grid;
  gap: 8px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  font-weight: 800;
}

.auth-form input,
.onboarding-save select {
  width: 100%;
  min-height: 52px;
  padding: 0 16px;
  color: var(--ink);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.94);
  font: inherit;
}

.auth-form .marketing-consent a {
  color: white;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.auth-form button,
.onboarding-save button,
.sidebar-button {
  min-height: 46px;
  border: 0;
  border-radius: 999px;
  color: var(--charcoal);
  background: var(--gold);
  cursor: pointer;
  font-weight: 900;
}

.auth-switch {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
}

.auth-switch a {
  color: var(--gold);
  font-weight: 900;
}

.auth-side {
  display: grid;
  align-content: end;
  gap: 14px;
  padding: clamp(26px, 6vw, 72px);
}

.auth-side span {
  color: var(--teal);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.auth-side p {
  max-width: 620px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 18px;
  line-height: 1.65;
}

.guest-chat-page {
  color: var(--ink);
}

.guest-chat-shell {
  display: grid;
  grid-template-columns: minmax(320px, 0.78fr) minmax(320px, 1fr);
  gap: clamp(18px, 4vw, 42px);
  min-height: 100vh;
  padding: clamp(18px, 4vw, 54px);
}

.guest-chat-panel,
.guest-answer-panel {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 24px 80px rgba(7, 14, 17, 0.2);
  backdrop-filter: blur(18px);
}

.guest-chat-panel {
  display: grid;
  align-content: start;
  gap: 18px;
  padding: clamp(22px, 4vw, 38px);
}

.guest-chat-panel .brand {
  margin-bottom: 18px;
}

.guest-chat-panel h1 {
  margin: 0;
  font-size: clamp(38px, 6vw, 68px);
  line-height: 0.98;
}

.guest-note {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.guest-key-form,
.guest-chat-form {
  display: grid;
  gap: 12px;
}

.guest-key-form label,
.guest-chat-form label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 900;
}

.guest-key-form textarea,
.guest-chat-form textarea {
  width: 100%;
  min-height: 110px;
  padding: 14px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 16px;
  background: white;
  resize: vertical;
  font: inherit;
  line-height: 1.5;
}

.guest-key-form button,
.guest-chat-form button {
  min-height: 44px;
  border: 0;
  border-radius: 999px;
  color: var(--charcoal);
  background: var(--gold);
  cursor: pointer;
  font-weight: 900;
}

.guest-answer-panel {
  display: grid;
  align-content: start;
  padding: clamp(22px, 4vw, 38px);
}

.app-preview-page {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
  background: #f3eee5;
}

.app-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 28px;
  padding: 24px;
  color: white;
  background: #0c171b;
}

.app-sidebar .brand {
  color: white;
}

.app-nav {
  display: grid;
  align-content: start;
  gap: 8px;
}

.app-nav a {
  padding: 12px 14px;
  color: rgba(255, 255, 255, 0.72);
  border-radius: 12px;
  font-weight: 800;
}

.app-nav a.active,
.app-nav a:hover {
  color: var(--charcoal);
  background: var(--gold);
}

.app-sidebar-note {
  display: grid;
  gap: 7px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.07);
}

.app-sidebar-note span {
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
  line-height: 1.45;
}

.sidebar-button {
  width: 100%;
}

.app-shell {
  min-width: 0;
  padding: clamp(22px, 4vw, 54px);
}

.app-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  margin-bottom: 28px;
}

.app-topbar h1 {
  margin: 0;
  font-size: clamp(38px, 6vw, 74px);
  line-height: 0.98;
}

.app-grid,
.source-grid,
.sharing-grid {
  display: grid;
  gap: 16px;
}

.app-grid {
  grid-template-columns: minmax(210px, 1.35fr) repeat(4, minmax(150px, 1fr));
}

.app-card,
.source-card,
.share-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 18px 60px rgba(16, 32, 38, 0.08);
}

.app-card {
  padding: 24px;
}

.product-app-page .app-card {
  border-radius: 12px;
  box-shadow: 0 12px 34px rgba(16, 32, 38, 0.07);
}

.product-app-page .app-card h2 {
  font-size: clamp(24px, 2.2vw, 34px);
}

.app-card h2,
.app-section-heading h2 {
  margin: 0;
  font-size: clamp(25px, 3vw, 38px);
  line-height: 1.08;
}

.app-card p,
.share-card p {
  color: var(--muted);
  line-height: 1.65;
}

.card-label {
  display: block;
  margin-bottom: 14px;
  color: var(--coral);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.twin-score strong {
  display: block;
  margin-bottom: 14px;
  color: var(--forest);
  font-size: clamp(56px, 6vw, 76px);
  line-height: 0.9;
}

.app-grid .app-card:not(.twin-score) h2 {
  margin-bottom: 18px;
  color: var(--ink);
  font-size: clamp(32px, 4vw, 42px);
  line-height: 0.9;
}

.app-grid .app-card {
  min-height: 174px;
}

.score-bars {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.score-bars span {
  position: relative;
  overflow: hidden;
  height: 34px;
  border-radius: 999px;
  background: #e5ddd0;
}

.score-bars span::before {
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--score);
  content: "";
  background: linear-gradient(90deg, var(--teal), var(--gold));
}

.score-bars em {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  height: 100%;
  padding-left: 14px;
  color: var(--charcoal);
  font-size: 13px;
  font-style: normal;
  font-weight: 900;
}

.mini-ledger,
.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.mini-ledger span,
.pill-list span {
  padding: 8px 11px;
  border-radius: 999px;
  color: var(--forest);
  background: #edf7f4;
  font-size: 13px;
  font-weight: 800;
}

.app-section {
  margin-top: 22px;
  padding-top: 22px;
}

.app-section-heading {
  margin-bottom: 18px;
}

.source-grid {
  grid-template-columns: repeat(4, 1fr);
}

.source-card {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 12px;
  align-items: start;
  min-height: 170px;
  padding: 20px;
  cursor: pointer;
}

.source-card input {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--forest);
}

.source-card strong,
.source-card small {
  display: block;
}

.source-card strong {
  font-size: 18px;
}

.source-card small {
  margin-top: 9px;
  color: var(--muted);
  line-height: 1.5;
}

.goal-grid {
  grid-template-columns: repeat(4, 1fr);
}

.onboarding-save {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 18px;
  margin-top: 22px;
}

.onboarding-save label {
  color: var(--muted);
}

.onboarding-save select {
  border-color: var(--line);
}

.two-col {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 16px;
}

.intelligence-section {
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.55fr);
  align-items: start;
}

.reflection-card textarea,
.twin-chat-card textarea,
.trusted-contact-form textarea {
  width: 100%;
  min-height: 170px;
  margin-top: 18px;
  padding: 16px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 16px;
  resize: vertical;
  font: inherit;
  line-height: 1.55;
}

.question-meta {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
  line-height: 1.5;
}

.reflection-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.reflection-actions button {
  min-height: 42px;
  padding: 0 16px;
  border: 0;
  border-radius: 999px;
  color: var(--charcoal);
  background: var(--gold);
  cursor: pointer;
  font-weight: 900;
}

.reflection-actions .danger-button {
  color: white;
  background: #b83224;
}

.reflection-actions .ghost-button {
  color: var(--forest);
  border: 1px solid var(--line);
  background: white;
}

.privacy-card {
  display: grid;
  align-content: start;
  gap: 12px;
}

.privacy-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.privacy-actions button {
  min-height: 42px;
  padding: 0 16px;
  border: 0;
  border-radius: 999px;
  color: var(--charcoal);
  background: var(--gold);
  cursor: pointer;
  font-weight: 900;
}

.danger-zone {
  border-color: rgba(184, 50, 36, 0.28);
}

.privacy-note {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.token-box {
  overflow-x: auto;
  margin: 0;
  padding: 14px;
  color: var(--forest);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #edf7f4;
  font: 700 13px/1.45 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.profile-card {
  display: grid;
  gap: 20px;
}

.profile-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 18px;
}

.profile-header strong {
  color: var(--forest);
  font-size: clamp(42px, 6vw, 72px);
  line-height: 0.9;
}

.profile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.profile-grid article {
  min-height: 190px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.72);
}

.profile-grid span,
.profile-grid small {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
}

.profile-grid span {
  margin-bottom: 16px;
  color: var(--coral);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.profile-grid strong {
  display: block;
  font-size: 21px;
}

.profile-grid p {
  color: var(--muted);
  line-height: 1.55;
}

.profile-gaps {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.profile-gaps span {
  padding: 8px 10px;
  border-radius: 999px;
  color: var(--forest);
  background: #edf7f4;
  font-size: 12px;
  font-weight: 900;
}

.interest-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.reflection-list {
  display: grid;
  gap: 14px;
}

.reflection-list article,
.trusted-contact-list article,
.memory-list article,
.activity-list article {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.7);
}

.reflection-list strong,
.reflection-list small,
.trusted-contact-list strong,
.trusted-contact-list small,
.memory-list strong,
.memory-list small,
.activity-list strong,
.activity-list small {
  display: block;
}

.reflection-list p,
.trusted-contact-list p,
.memory-list p,
.activity-list p,
.twin-answer p {
  margin: 8px 0;
}

.reflection-list small,
.trusted-contact-list small,
.memory-list small,
.activity-list small {
  color: var(--muted);
}

.activity-intelligence-card {
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(237, 247, 244, 0.92), rgba(255, 255, 255, 0.86) 50%, rgba(255, 246, 225, 0.86)),
    white;
}

.activity-intelligence-card h2 {
  max-width: 760px;
}

.activity-empty-state {
  margin-top: 18px;
  padding: 22px;
  border: 1px solid rgba(18, 104, 90, 0.18);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.66);
}

.activity-empty-state strong,
.activity-feed-header strong {
  display: block;
  color: var(--ink);
  font-size: 18px;
}

.activity-intel-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.activity-intel-metrics article {
  min-height: 136px;
  padding: 18px;
  border: 1px solid rgba(18, 104, 90, 0.16);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
}

.activity-intel-metrics span,
.mini-label {
  display: block;
  color: var(--coral);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.activity-intel-metrics strong {
  display: block;
  margin: 12px 0 6px;
  color: var(--forest);
  font-size: clamp(30px, 4vw, 48px);
  line-height: 0.95;
}

.activity-intel-metrics small,
.activity-feed-header small {
  color: var(--muted);
  font-weight: 800;
}

.activity-topic-map {
  display: grid;
  gap: 16px;
  margin-top: 18px;
  padding: 18px;
  border: 1px solid rgba(18, 104, 90, 0.16);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.62);
}

.signal-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.signal-chip-row span {
  padding: 8px 11px;
  border-radius: 999px;
  color: var(--forest);
  background: rgba(237, 247, 244, 0.95);
  font-size: 12px;
  font-weight: 900;
}

.activity-feed-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin: 22px 0 12px;
}

.activity-signal-feed {
  display: grid;
  gap: 10px;
}

.activity-signal-card {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 8px;
  align-items: start;
  padding: 14px;
  border-color: rgba(18, 104, 90, 0.16);
  background: rgba(255, 255, 255, 0.78);
}

.activity-signal-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  color: white;
  background: linear-gradient(135deg, var(--forest), var(--teal));
  font-weight: 900;
}

.activity-signal-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.activity-signal-top span,
.activity-signal-top small {
  color: var(--coral);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.activity-signal-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.manual-signal-card {
  background: rgba(255, 255, 255, 0.74);
}

.manual-signal-card h2 {
  font-size: 24px;
}

.trusted-contact-form {
  display: grid;
  gap: 14px;
}

.trusted-contact-form label:not(.topic-fieldset label) {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.trusted-contact-form input,
.trusted-contact-form select {
  width: 100%;
  min-height: 46px;
  padding: 0 14px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: white;
  font: inherit;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.topic-fieldset {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
}

.topic-fieldset legend {
  padding: 0 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
}

.topic-fieldset label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 800;
}

.topic-fieldset input {
  width: 16px;
  min-height: 16px;
  accent-color: var(--forest);
}

.trusted-contact-list,
.memory-list,
.activity-list {
  display: grid;
  gap: 14px;
}

.twin-answer {
  display: grid;
  gap: 14px;
}

.source-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.source-chips span {
  padding: 8px 10px;
  border-radius: 999px;
  color: var(--forest);
  background: #edf7f4;
  font-size: 12px;
  font-weight: 900;
}

.app-chat-window {
  box-shadow: 0 18px 60px rgba(16, 32, 38, 0.08);
}

.sharing-grid {
  grid-template-columns: repeat(4, 1fr);
}

.share-card {
  padding: 20px;
}

.share-card strong,
.share-card span {
  display: block;
}

.share-card strong {
  font-size: 18px;
}

.share-card span {
  margin-top: 14px;
  color: var(--forest);
  font-size: 22px;
  font-weight: 900;
}

@media (max-width: 920px) {
  .nav-links {
    display: none;
  }

  .home-hero,
  .emotion-strip,
  .story-grid,
  .consent-showcase,
  .experience-grid,
  .proof-section,
  .trust-section,
  .trust-matrix,
  .plan-cards,
  .faq-grid,
  .detail-grid,
  .download-panel,
  .trust-principles {
    grid-template-columns: 1fr;
  }

  .home-hero {
    min-height: auto;
    padding-top: 112px;
    background:
      radial-gradient(circle at 26% 12%, rgba(29, 203, 181, 0.22), transparent 30%),
      linear-gradient(180deg, #07131d 0%, #0d2631 56%, #f7f4ee 56.2%, #f7f4ee 100%);
  }

  .home-hero::before {
    mask-image: linear-gradient(180deg, #000 0%, #000 52%, transparent 74%);
  }

  .mind-stage {
    min-height: 470px;
  }

  .logo-orbit-card {
    right: 50%;
    width: min(310px, 76%);
    transform: translateX(50%);
    animation: none;
  }

  .signal-card-one {
    top: 286px;
    left: 0;
  }

  .signal-card-two {
    top: 388px;
    right: 0;
  }

  .signal-card-three {
    bottom: 18px;
    right: 5%;
  }

  .mind-core {
    left: 3%;
    bottom: 44px;
  }

  .story-grid article {
    min-height: auto;
  }

  .story-grid span {
    margin-bottom: 26px;
  }

  .principles,
  .split,
  .twin-demo,
  .pricing,
  .waitlist {
    grid-template-columns: 1fr;
  }

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

  .footer-bottom {
    flex-direction: column;
  }

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

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

  .platform-rows div {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .app-preview-page {
    grid-template-columns: 1fr;
  }

  .app-sidebar {
    position: static;
    height: auto;
  }

  .app-nav {
    grid-auto-flow: column;
    grid-auto-columns: minmax(140px, max-content);
    overflow-x: auto;
  }

  .app-grid,
  .source-grid,
  .sharing-grid,
  .goal-grid,
  .onboarding-save,
  .form-row,
  .topic-fieldset,
  .two-col,
  .interest-columns {
    grid-template-columns: 1fr;
  }

  .activity-intel-metrics {
    grid-template-columns: 1fr;
  }

  .activity-feed-header {
    align-items: start;
    flex-direction: column;
  }

  .activity-signal-card {
    grid-template-columns: 36px 1fr;
  }

  .activity-signal-icon {
    width: 36px;
    height: 36px;
    border-radius: 12px;
  }

  .auth-shell {
    grid-template-columns: 1fr;
  }

  .guest-chat-shell {
    grid-template-columns: 1fr;
  }

  .auth-side {
    min-height: 320px;
  }
}

@media (max-width: 620px) {
  .site-header {
    padding: 14px 16px;
  }

  .brand span:last-child {
    display: none;
  }

  .brand-logo {
    width: 40px;
    height: 40px;
  }

  .header-cta {
    min-height: 40px;
    padding: 0 14px;
    font-size: 13px;
  }

  .hero {
    min-height: 88vh;
  }

  .hero-content {
    width: calc(100% - 32px);
    margin-left: 16px;
  }

  .hero h1 {
    font-size: 44px;
  }

  .home-hero h1 {
    font-size: 45px;
  }

  .home-hero-copy {
    max-width: 100%;
  }

  .home-hero .trust-row,
  .hero-atmosphere {
    display: none;
  }

  .home-hero .button.secondary {
    display: none;
  }

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

  .mind-stage {
    min-height: 360px;
  }

  .mind-stage::before {
    inset: 78px 0 54px;
    border-radius: 26px;
  }

  .logo-orbit-card {
    top: 18px;
    width: min(230px, 78%);
    border-radius: 26px;
  }

  .signal-card {
    width: min(296px, 88%);
    padding: 15px;
    border-radius: 18px;
  }

  .signal-card-one {
    top: 248px;
  }

  .signal-card-two,
  .signal-card-three,
  .mind-core {
    display: none;
  }

  .emotion-strip {
    margin-top: -260px;
  }

  .emotion-strip p {
    font-size: 30px;
  }

  .principles,
  .feature-grid,
  .faq-grid,
  .trust-principles {
    grid-template-columns: 1fr;
  }

  .feature-grid article {
    min-height: auto;
  }

  .footer {
    gap: 34px;
  }

  .legal-header {
    padding: 14px 16px;
  }

  .legal-header .brand span:last-child {
    display: inline;
  }

  .legal-header .header-cta {
    font-size: 12px;
  }
}