:root {
  --ink: #20201d;
  --muted: #696760;
  --paper: #faf6ed;
  --paper-soft: #fffaf1;
  --clay: #b95e45;
  --saffron: #dfa541;
  --sage: #748f79;
  --teal: #2d7d7c;
  --plum: #67506f;
  --night: #253036;
  --line: rgba(32, 32, 29, 0.13);
  --shadow: 0 26px 70px rgba(44, 35, 25, 0.18);
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background:
    radial-gradient(circle at top left, rgba(223, 165, 65, 0.24), transparent 32rem),
    radial-gradient(circle at 90% 20%, rgba(45, 125, 124, 0.16), transparent 28rem),
    linear-gradient(180deg, #fff8ed 0%, #f7efe3 45%, #fffaf2 100%);
}

a {
  color: inherit;
}

.grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 50;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(32, 32, 29, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(32, 32, 29, 0.04) 1px, transparent 1px);
  background-size: 31px 31px;
  mix-blend-mode: multiply;
}

.site-header {
  align-items: center;
  backdrop-filter: blur(24px);
  background: rgba(250, 246, 237, 0.78);
  border-bottom: 1px solid rgba(32, 32, 29, 0.08);
  display: flex;
  justify-content: space-between;
  left: 0;
  min-height: 74px;
  padding: 0 clamp(1rem, 4vw, 3rem);
  position: sticky;
  right: 0;
  top: 0;
  z-index: 20;
}

.brand {
  align-items: center;
  display: inline-flex;
  font-weight: 800;
  gap: 0.65rem;
  letter-spacing: 0;
  text-decoration: none;
}

.brand-mark {
  background:
    linear-gradient(135deg, var(--clay), var(--saffron) 55%, var(--teal));
  border-radius: 40% 60% 55% 45%;
  box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.55);
  display: inline-block;
  height: 34px;
  width: 34px;
}

.nav-links {
  display: flex;
  gap: clamp(0.75rem, 3vw, 2rem);
}

.nav-links a {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
}

.section-wrap {
  margin: 0 auto;
  max-width: 1180px;
  padding: clamp(5rem, 9vw, 8rem) clamp(1rem, 4vw, 3rem);
}

.hero {
  align-items: center;
  display: grid;
  gap: clamp(2rem, 6vw, 5rem);
  grid-template-columns: minmax(0, 1fr) minmax(310px, 0.86fr);
  min-height: calc(100vh - 74px);
  padding-top: clamp(3rem, 7vw, 6rem);
}

.eyebrow {
  color: var(--clay);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  margin: 0 0 1rem;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  font-family: "Instrument Serif", Georgia, serif;
  font-weight: 400;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(4rem, 10vw, 9.5rem);
  line-height: 0.86;
  margin-bottom: 1.5rem;
  max-width: 760px;
}

h2 {
  font-size: clamp(2.6rem, 6vw, 5.8rem);
  line-height: 0.94;
  margin-bottom: 1.2rem;
}

h3 {
  font-size: 1.1rem;
  line-height: 1.15;
  margin-bottom: 0.65rem;
}

p {
  color: var(--muted);
  line-height: 1.7;
}

.hero-deck {
  font-size: clamp(1.08rem, 2.4vw, 1.42rem);
  max-width: 660px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button {
  align-items: center;
  border-radius: 999px;
  display: inline-flex;
  font-weight: 800;
  min-height: 48px;
  padding: 0 1.2rem;
  text-decoration: none;
}

.button.primary {
  background: var(--ink);
  color: #fffaf2;
}

.button.secondary {
  border: 1px solid var(--line);
  color: var(--ink);
}

.hero-stage {
  min-height: 620px;
  position: relative;
}

.phone-frame {
  background: linear-gradient(180deg, #2d3638, #171c1d);
  border: 10px solid #111514;
  border-radius: 42px;
  box-shadow: var(--shadow);
  color: white;
  left: 50%;
  max-width: 380px;
  overflow: hidden;
  padding: 1.25rem;
  position: absolute;
  top: 48%;
  transform: translate(-50%, -50%) rotate(-2deg);
  width: min(86vw, 380px);
}

.phone-frame::before {
  background:
    radial-gradient(circle at 28% 25%, rgba(223, 165, 65, 0.22), transparent 13rem),
    radial-gradient(circle at 80% 70%, rgba(45, 125, 124, 0.24), transparent 11rem);
  content: "";
  inset: 0;
  position: absolute;
}

.phone-status,
.message-stack {
  position: relative;
}

.phone-status {
  color: rgba(255, 255, 255, 0.72);
  display: flex;
  font-size: 0.78rem;
  justify-content: space-between;
  margin-bottom: 2rem;
}

.message-stack {
  display: grid;
  gap: 0.8rem;
  padding-bottom: 1rem;
}

.bubble {
  animation: breathe 4.8s ease-in-out infinite;
  border-radius: 22px;
  line-height: 1.38;
  max-width: 82%;
  padding: 0.85rem 1rem;
}

.bubble.incoming {
  background: rgba(255, 255, 255, 0.13);
  color: #fff8eb;
}

.bubble.outgoing {
  align-self: end;
  background: #fff5df;
  color: var(--ink);
  margin-top: 4.5rem;
}

.delay-1 {
  animation-delay: 0.7s;
}

.delay-2 {
  animation-delay: 1.4s;
}

.floating-card {
  animation: floaty 6s ease-in-out infinite;
  background: rgba(255, 250, 241, 0.92);
  border: 1px solid rgba(32, 32, 29, 0.12);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 1rem;
}

.care-card {
  max-width: 260px;
  position: absolute;
  right: 0;
  top: 8%;
}

.card-kicker {
  color: var(--clay);
  display: block;
  font-size: 0.76rem;
  font-weight: 800;
  margin-bottom: 0.45rem;
  text-transform: uppercase;
}

.task-orbit {
  animation: orbitPulse 9s ease-in-out infinite;
  border: 1px solid rgba(32, 32, 29, 0.13);
  border-radius: 999px;
  bottom: 6%;
  height: 190px;
  left: 4%;
  position: absolute;
  width: 300px;
}

.task-orbit span {
  align-items: center;
  background: var(--paper-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: 0 10px 30px rgba(44, 35, 25, 0.12);
  display: inline-flex;
  font-size: 0.82rem;
  font-weight: 800;
  min-height: 42px;
  padding: 0 0.9rem;
  position: absolute;
}

.task-orbit span:nth-child(1) { left: 25px; top: 32px; }
.task-orbit span:nth-child(2) { right: 18px; top: 28px; }
.task-orbit span:nth-child(3) { left: 68px; bottom: 18px; }
.task-orbit span:nth-child(4) { right: 50px; bottom: 42px; }

.split {
  align-items: start;
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: 0.9fr 1.1fr;
}

.section-copy p,
.agent-copy p,
.timeline-copy p,
.sources-section p {
  max-width: 640px;
}

.insight-grid {
  display: grid;
  gap: 1rem;
}

.insight-card,
.model-grid article {
  background: rgba(255, 250, 241, 0.7);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: clamp(1.1rem, 2.4vw, 1.6rem);
}

.insight-card span {
  color: var(--clay);
  font-weight: 900;
}

.insight-card.warm span {
  color: var(--saffron);
}

.insight-card.teal span {
  color: var(--teal);
}

.cinema-band {
  background: var(--night);
  color: #fff8ed;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 4rem) 0;
}

.film-strip {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(260px, 1fr));
  margin: 0 auto;
  max-width: 1240px;
  padding: 0 clamp(1rem, 4vw, 3rem);
}

.film-frame {
  aspect-ratio: 1.25;
  background: #1b2426;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  margin: 0;
  overflow: hidden;
  position: relative;
}

.film-frame::before {
  content: "";
  inset: 0;
  position: absolute;
}

.film-frame figcaption {
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.68));
  bottom: 0;
  font-weight: 800;
  left: 0;
  padding: 4rem 1rem 1rem;
  position: absolute;
  right: 0;
}

.kitchen::before {
  background:
    radial-gradient(circle at 22% 24%, #f0b45a 0 8%, transparent 9%),
    linear-gradient(160deg, rgba(185, 94, 69, 0.7), transparent 44%),
    linear-gradient(20deg, #29373a 0 44%, #5d493f 45% 63%, #d6a568 64%);
}

.scene-person {
  background: #fff1d2;
  border-radius: 42% 42% 16px 16px;
  bottom: 28%;
  height: 36%;
  left: 22%;
  position: absolute;
  width: 17%;
}

.car::before {
  background:
    linear-gradient(180deg, #334852 0 45%, #d2b079 46% 58%, #30342d 59%),
    radial-gradient(circle at 78% 23%, #ffe7aa 0 8%, transparent 9%);
}

.scene-road {
  background: linear-gradient(90deg, transparent 0 44%, rgba(255, 248, 237, 0.45) 45% 48%, transparent 49%);
  bottom: 0;
  height: 42%;
  left: 0;
  position: absolute;
  right: 0;
}

.porch::before {
  background:
    radial-gradient(circle at 72% 25%, rgba(255, 230, 172, 0.85), transparent 18%),
    linear-gradient(120deg, #253036, #3d4e48 48%, #7a6650);
}

.scene-light {
  animation: lightFlicker 3.8s ease-in-out infinite;
  background: rgba(255, 234, 174, 0.34);
  border-radius: 999px;
  filter: blur(10px);
  height: 170px;
  position: absolute;
  right: 12%;
  top: 13%;
  width: 170px;
}

.agent-section {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: 0.85fr 1.15fr;
}

.agent-console {
  background: #151b1d;
  border-radius: 28px;
  box-shadow: var(--shadow);
  color: #fff8ec;
  overflow: hidden;
}

.console-header {
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  font-weight: 800;
  gap: 0.6rem;
  padding: 1rem 1.2rem;
}

.pulse-dot {
  animation: pulse 1.8s ease-in-out infinite;
  background: #79d29c;
  border-radius: 999px;
  display: inline-block;
  height: 10px;
  width: 10px;
}

.agent-thread,
.suggestion-rail {
  padding: 1rem;
}

.agent-thread {
  display: grid;
  gap: 0.75rem;
  min-height: 250px;
}

.agent-message {
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 18px;
  max-width: 86%;
  padding: 0.9rem 1rem;
}

.agent-message.user {
  background: #fff5df;
  color: var(--ink);
  justify-self: end;
}

.suggestion-rail {
  background: rgba(255, 255, 255, 0.05);
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(3, 1fr);
}

.suggestion-pill {
  background: rgba(255, 250, 241, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  color: #fff7e8;
  font-size: 0.82rem;
  font-weight: 800;
  min-height: 40px;
  padding: 0.65rem 0.75rem;
  text-align: center;
}

.map-header {
  max-width: 720px;
}

.support-map {
  aspect-ratio: 2.15;
  margin-top: 2rem;
  position: relative;
}

.support-map svg {
  height: 100%;
  inset: 0;
  overflow: visible;
  position: absolute;
  width: 100%;
}

.support-map path {
  animation: drawLine 4s ease-in-out infinite alternate;
  fill: none;
  stroke: rgba(32, 32, 29, 0.2);
  stroke-dasharray: 7 10;
  stroke-linecap: round;
  stroke-width: 2;
}

.support-map path.strong {
  stroke: rgba(185, 94, 69, 0.58);
  stroke-width: 3;
}

.node {
  align-items: center;
  background: var(--paper-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: 0 16px 50px rgba(44, 35, 25, 0.13);
  display: flex;
  font-weight: 900;
  justify-content: center;
  min-height: 64px;
  padding: 0 1rem;
  position: absolute;
  text-align: center;
  z-index: 2;
}

.recipient {
  background: var(--clay);
  color: white;
  left: 43%;
  top: 7%;
}

.agent-node {
  background: var(--ink);
  color: white;
  left: 40%;
  top: 44%;
}

.s1 { left: 4%; top: 16%; }
.s2 { left: 2%; bottom: 15%; }
.s3 { right: 3%; top: 12%; }
.s4 { right: 2%; bottom: 12%; }

.flow-section {
  background: rgba(255, 250, 241, 0.44);
  max-width: none;
}

.flow-section > * {
  margin-left: auto;
  margin-right: auto;
  max-width: 1180px;
}

.flow-intro {
  padding-left: clamp(1rem, 4vw, 3rem);
  padding-right: clamp(1rem, 4vw, 3rem);
}

.flow-tabs {
  display: flex;
  gap: 0.6rem;
  margin-bottom: 1rem;
  overflow-x: auto;
  padding: 0 clamp(1rem, 4vw, 3rem) 0.5rem;
}

.flow-tab {
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  cursor: pointer;
  flex: 0 0 auto;
  font: inherit;
  font-weight: 900;
  min-height: 44px;
  padding: 0 1rem;
}

.flow-tab.active {
  background: var(--ink);
  color: #fff8ed;
}

.flow-panel {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, 1fr);
  padding: 0 clamp(1rem, 4vw, 3rem);
}

.flow-card {
  background: #fffaf1;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 12px 32px rgba(44, 35, 25, 0.08);
  min-height: 220px;
  padding: 1.25rem;
}

.flow-card span {
  color: var(--teal);
  font-size: 0.8rem;
  font-weight: 900;
  text-transform: uppercase;
}

.mock-input,
.mock-option,
.mock-commitment {
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-top: 0.8rem;
  padding: 0.8rem;
}

.mock-option,
.mock-commitment {
  align-items: center;
  display: flex;
  justify-content: space-between;
}

.mock-commitment strong {
  color: var(--clay);
}

.timeline-section {
  align-items: center;
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: 0.9fr 1.1fr;
}

.care-timeline {
  display: grid;
  gap: 1rem;
}

.care-timeline article {
  align-items: center;
  background: rgba(255, 250, 241, 0.75);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 1rem;
  grid-template-columns: 72px 1fr auto;
  padding: 1rem;
}

.care-timeline time {
  align-items: center;
  background: var(--sage);
  border-radius: 999px;
  color: white;
  display: flex;
  font-weight: 900;
  height: 52px;
  justify-content: center;
  width: 52px;
}

.care-timeline span {
  color: var(--muted);
  font-weight: 700;
}

.model-section {
  background: var(--night);
  color: #fff8ed;
  max-width: none;
}

.model-section > * {
  margin-left: auto;
  margin-right: auto;
  max-width: 1180px;
}

.model-section .eyebrow {
  color: #f0bd62;
}

.model-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 2rem;
  padding: 0 clamp(1rem, 4vw, 3rem);
}

.model-section > div:first-child {
  padding: 0 clamp(1rem, 4vw, 3rem);
}

.model-grid article {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.12);
}

.model-grid strong,
.model-grid span {
  display: block;
}

.model-grid span {
  color: rgba(255, 248, 237, 0.72);
  line-height: 1.55;
  margin-top: 0.6rem;
}

.source-list {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(2, 1fr);
  margin-top: 2rem;
}

.source-list a {
  background: rgba(255, 250, 241, 0.75);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-weight: 800;
  padding: 1rem;
  text-decoration: none;
}

.final-cta {
  background:
    linear-gradient(rgba(32, 32, 29, 0.1), rgba(32, 32, 29, 0.22)),
    radial-gradient(circle at 26% 28%, rgba(223, 165, 65, 0.48), transparent 20rem),
    radial-gradient(circle at 78% 60%, rgba(45, 125, 124, 0.28), transparent 24rem),
    var(--clay);
  color: #fff8ed;
  min-height: 80vh;
  padding: clamp(5rem, 12vw, 9rem) clamp(1rem, 4vw, 3rem);
}

.final-cta > div {
  margin: 0 auto;
  max-width: 900px;
}

.final-cta .eyebrow,
.final-cta p {
  color: rgba(255, 248, 237, 0.82);
}

.final-cta h2 {
  max-width: 850px;
}

[data-animate] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes breathe {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

@keyframes floaty {
  0%, 100% { transform: translateY(0) rotate(2deg); }
  50% { transform: translateY(-14px) rotate(-1deg); }
}

@keyframes orbitPulse {
  0%, 100% { transform: rotate(-4deg) scale(1); }
  50% { transform: rotate(3deg) scale(1.04); }
}

@keyframes lightFlicker {
  0%, 100% { opacity: 0.58; transform: scale(1); }
  50% { opacity: 0.95; transform: scale(1.08); }
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(121, 210, 156, 0.35); }
  50% { box-shadow: 0 0 0 8px rgba(121, 210, 156, 0); }
}

@keyframes drawLine {
  from { stroke-dashoffset: 0; }
  to { stroke-dashoffset: 46; }
}

@media (max-width: 900px) {
  .nav-links {
    display: none;
  }

  .hero,
  .split,
  .agent-section,
  .timeline-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-stage {
    min-height: 560px;
  }

  .film-strip {
    grid-template-columns: 1fr;
  }

  .flow-panel,
  .model-grid,
  .source-list {
    grid-template-columns: 1fr;
  }

  .support-map {
    aspect-ratio: 1;
  }

  .recipient { left: 34%; top: 4%; }
  .agent-node { left: 31%; top: 42%; }
  .s1 { left: 0; top: 22%; }
  .s2 { left: 1%; bottom: 10%; }
  .s3 { right: 0; top: 22%; }
  .s4 { right: 0; bottom: 10%; }
}

@media (max-width: 560px) {
  .section-wrap {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  h1 {
    font-size: clamp(3.4rem, 17vw, 5.4rem);
  }

  h2 {
    font-size: clamp(2.4rem, 13vw, 4rem);
  }

  .phone-frame {
    top: 45%;
    width: min(92vw, 340px);
  }

  .care-card {
    left: 0;
    right: auto;
    top: 0;
  }

  .task-orbit {
    bottom: 0;
    left: 0;
    width: min(88vw, 300px);
  }

  .suggestion-rail {
    grid-template-columns: 1fr;
  }

  .care-timeline article {
    align-items: start;
    grid-template-columns: 56px 1fr;
  }

  .care-timeline span {
    grid-column: 2;
  }

  .node {
    font-size: 0.78rem;
    min-height: 52px;
    padding: 0 0.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}