:root {
  --font-display: "Cormorant Garamond", serif;
  --font-body: "Source Sans 3", sans-serif;
  --green-900: #2b3a32;
  --green-700: #5f7a6a;
  --green-500: #7e988a;
  --green-300: #afc6b8;
  --beige-200: #efe9dd;
  --wood-500: #8b6f5a;
  --off-white: #faf9f7;
  --warm-gray: #6b6b6b;
  --ink: #1f2522;
  --shadow-soft: 0 18px 50px rgba(29, 38, 33, 0.14);
  --shadow-hard: 0 8px 24px rgba(29, 38, 33, 0.18);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --gutter: clamp(1.5rem, 6vw, 6rem);
  --dock-offset: 0rem;
  --space-xl: clamp(3rem, 8vw, 7rem);
  --space-lg: clamp(2rem, 5vw, 4rem);
  --space-md: clamp(1.5rem, 3vw, 2.5rem);
  --space-sm: 1rem;
  --space-xs: 0.65rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: radial-gradient(circle at 20% 20%, #f6f2ea 0%, var(--off-white) 45%, #e4ded2 100%);
  line-height: 1.6;
  letter-spacing: 0.01em;
  min-height: 100vh;
  position: relative;
  padding-bottom: 6rem;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: radial-gradient(rgba(95, 122, 106, 0.08) 1px, transparent 1px);
  background-size: 140px 140px;
  opacity: 0.5;
  pointer-events: none;
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: -20% -10% auto -10%;
  height: 60vh;
  background: radial-gradient(circle at 30% 40%, rgba(95, 122, 106, 0.25), transparent 60%),
    radial-gradient(circle at 70% 30%, rgba(139, 111, 90, 0.2), transparent 60%);
  filter: blur(30px);
  pointer-events: none;
  z-index: -1;
}

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

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

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  letter-spacing: 0.02em;
  margin: 0 0 0.5rem;
}

h1 {
  font-size: clamp(2.8rem, 5vw, 4.8rem);
  line-height: 1.05;
}

h2 {
  font-size: clamp(2rem, 3.5vw, 3.4rem);
  line-height: 1.2;
}

h3 {
  font-size: clamp(1.5rem, 2.3vw, 2.4rem);
}

h4 {
  font-size: 1.25rem;
}

p {
  margin: 0 0 1rem;
}

#scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  width: 0;
  background: linear-gradient(90deg, var(--green-700), var(--wood-500));
  z-index: 20;
}

.dock {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.75rem;
  padding: 0.65rem 1.1rem;
  background: rgba(250, 249, 247, 0.85);
  border: 1px solid rgba(95, 122, 106, 0.2);
  border-radius: 999px;
  backdrop-filter: blur(12px);
  z-index: 10;
  overflow-x: auto;
  max-width: calc(100% - 2rem);
}

.dock a {
  font-size: 0.85rem;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.dock a[aria-current="true"],
.dock a:hover {
  background: var(--green-700);
  color: var(--off-white);
}

.hero {
  min-height: 100vh;
  padding: var(--space-xl) var(--gutter) var(--space-xl);
  padding-left: calc(var(--gutter) + var(--dock-offset));
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  align-items: center;
  position: relative;
  overflow: hidden;
  scroll-margin-top: 6rem;
}

.hero-content {
  max-width: 600px;
}

.hero-mark {
  position: absolute;
  right: -10%;
  top: 15%;
  font-size: clamp(6rem, 18vw, 16rem);
  font-family: var(--font-display);
  color: rgba(95, 122, 106, 0.12);
  letter-spacing: 0.3em;
  transform: rotate(-6deg);
  animation: hero-float 16s ease-in-out infinite;
  pointer-events: none;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--green-700);
}

.hero-kicker {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
  color: var(--green-900);
}

.hero-tagline {
  font-size: clamp(1.2rem, 2.4vw, 2rem);
  color: var(--green-900);
  margin-bottom: 1.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
}

.hero-note {
  color: var(--warm-gray);
}

.hero-meta {
  display: grid;
  gap: 1rem;
}

.meta-card {
  padding: 1.25rem 1.5rem;
  background: rgba(250, 249, 247, 0.9);
  border-radius: var(--radius-md);
  border: 1px solid rgba(95, 122, 106, 0.15);
  box-shadow: var(--shadow-soft);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.6rem;
  border-radius: 999px;
  border: 1px solid var(--green-700);
  background: var(--green-700);
  color: var(--off-white);
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  box-shadow: var(--shadow-hard);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(47, 61, 53, 0.25);
}

.btn.ghost {
  background: transparent;
  color: var(--green-700);
  box-shadow: none;
}

.chapter {
  padding: var(--space-xl) var(--gutter);
  padding-left: calc(var(--gutter) + var(--dock-offset));
  border-top: 1px solid rgba(95, 122, 106, 0.12);
  scroll-margin-top: 6rem;
}

.chapter-header {
  max-width: 900px;
  margin-bottom: var(--space-lg);
}

.chapter-kicker {
  display: inline-block;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--wood-500);
  margin-bottom: 0.75rem;
}

.stack {
  display: grid;
  gap: 1.25rem;
  max-width: 900px;
}

.grid {
  display: grid;
  gap: 1.5rem;
}

.grid.two {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.grid.three {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  background: rgba(250, 249, 247, 0.92);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border: 1px solid rgba(95, 122, 106, 0.12);
  box-shadow: var(--shadow-soft);
}

.callout {
  margin-top: 1.5rem;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  background: rgba(175, 198, 184, 0.25);
  border: 1px solid rgba(95, 122, 106, 0.2);
}

.bullet,
.ordered,
.checklist {
  margin: 0.5rem 0 0;
  padding-left: 1.2rem;
}

.bullet li,
.ordered li,
.checklist li {
  margin-bottom: 0.4rem;
}

.ordered {
  list-style: decimal;
}

.signature {
  font-style: italic;
  color: var(--wood-500);
}

.quote {
  font-size: clamp(1.1rem, 2vw, 1.6rem);
  font-family: var(--font-display);
  color: var(--green-900);
  margin: 0;
}

.quote-carousel {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  background: rgba(250, 249, 247, 0.9);
  border-radius: var(--radius-md);
  border: 1px solid rgba(95, 122, 106, 0.15);
  padding: 1.5rem;
  box-shadow: var(--shadow-soft);
}

.quote-track {
  min-height: 120px;
  display: grid;
}

.quote-track .quote {
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.3s ease;
  grid-area: 1 / 1;
}

.quote-track .quote.is-active {
  opacity: 1;
  transform: translateY(0);
}

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(95, 122, 106, 0.3);
  background: transparent;
  cursor: pointer;
  transition: all 0.2s ease;
}

.icon-btn:hover {
  background: rgba(95, 122, 106, 0.12);
}

.epico {
  display: grid;
  gap: 1rem;
}

.epico-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.epico-panel {
  padding: 1rem 1.2rem;
  border-radius: var(--radius-sm);
  background: rgba(175, 198, 184, 0.18);
  border: 1px solid rgba(95, 122, 106, 0.18);
}

.chip {
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(95, 122, 106, 0.3);
  background: transparent;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.chip.is-active,
.chip:hover {
  background: var(--green-700);
  color: var(--off-white);
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.persona {
  background: rgba(250, 249, 247, 0.92);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border: 1px solid rgba(95, 122, 106, 0.15);
  box-shadow: var(--shadow-soft);
}

.persona-quote {
  font-style: italic;
  color: var(--wood-500);
}

.timeline {
  display: grid;
  gap: 1.5rem;
}

.timeline-step {
  padding: 1.5rem;
  border-radius: var(--radius-md);
  background: rgba(250, 249, 247, 0.92);
  border-left: 4px solid var(--green-700);
  box-shadow: var(--shadow-soft);
}

.timeline-quote {
  font-style: italic;
  color: var(--wood-500);
}

.matrix-note {
  margin-top: 1.5rem;
  padding: 1.2rem 1.5rem;
  border-radius: var(--radius-md);
  background: rgba(175, 198, 184, 0.2);
  border: 1px dashed rgba(95, 122, 106, 0.4);
  font-style: italic;
}

.manifesto {
  background: linear-gradient(135deg, rgba(95, 122, 106, 0.12), rgba(139, 111, 90, 0.08));
}

.logo-showcase {
  margin-top: 1.5rem;
  display: grid;
  gap: 1rem;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  background: rgba(250, 249, 247, 0.95);
  border: 1px solid rgba(95, 122, 106, 0.2);
}

.logo-variants {
  display: grid;
  gap: 1rem;
}

.logo-sample {
  display: none;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1.2rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(95, 122, 106, 0.2);
  background: rgba(239, 233, 221, 0.35);
  font-family: var(--font-display);
  letter-spacing: 0.08em;
}

.logo-sample.is-active {
  display: flex;
}

.logo-sub {
  font-family: var(--font-body);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.logo-controls {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.palette {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.swatch {
  border: none;
  background: var(--off-white);
  padding: 1rem;
  border-radius: var(--radius-md);
  text-align: left;
  cursor: pointer;
  border: 1px solid rgba(95, 122, 106, 0.2);
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.swatch::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--swatch);
  opacity: 0.18;
}

.swatch span,
.swatch small {
  position: relative;
  z-index: 1;
}

.swatch span {
  display: block;
  font-weight: 600;
}

.swatch small {
  display: block;
  color: var(--warm-gray);
}

.checklist {
  list-style: none;
  padding-left: 0;
}

.checklist input {
  margin-right: 0.6rem;
  accent-color: var(--green-700);
}

.accordion {
  margin-top: 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(95, 122, 106, 0.18);
  background: rgba(250, 249, 247, 0.95);
  box-shadow: var(--shadow-soft);
}

.accordion summary {
  cursor: pointer;
  padding: 1.2rem 1.5rem;
  font-weight: 600;
  list-style: none;
  font-family: var(--font-display);
}

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

.accordion[open] summary {
  border-bottom: 1px solid rgba(95, 122, 106, 0.15);
}

.accordion-body {
  padding: 1.5rem;
}

.footer {
  padding: 3rem var(--gutter);
  padding-left: calc(var(--gutter) + var(--dock-offset));
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(95, 122, 106, 0.12);
  background: rgba(250, 249, 247, 0.9);
}

#toast {
  position: fixed;
  bottom: 6rem;
  right: 1.5rem;
  background: var(--green-700);
  color: var(--off-white);
  padding: 0.8rem 1.2rem;
  border-radius: 999px;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.2s ease;
  z-index: 11;
}

#toast.show {
  opacity: 1;
  transform: translateY(0);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: all 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes hero-float {
  0% {
    transform: translateY(0) rotate(-6deg);
  }
  50% {
    transform: translateY(16px) rotate(-4deg);
  }
  100% {
    transform: translateY(0) rotate(-6deg);
  }
}

@media (max-width: 900px) {
  body {
    padding-bottom: 3rem;
  }

  .hero {
    padding-top: 5rem;
  }

  .hero-mark {
    top: 5%;
    right: -20%;
  }

  .dock {
    position: sticky;
    top: 1rem;
    bottom: auto;
    left: 0;
    transform: none;
    margin: 0 auto 1.5rem;
    width: calc(100% - 2rem);
    justify-content: flex-start;
    border-radius: 18px;
    padding: 0.5rem 0.8rem;
  }

  .quote-carousel {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .icon-btn {
    justify-self: center;
  }
}

@media (max-width: 720px) {
  .dock a {
    font-size: 0.8rem;
    padding: 0.35rem 0.7rem;
  }

  .hero {
    min-height: auto;
    gap: var(--space-md);
    padding-top: calc(var(--space-lg) + 1rem);
  }

  .hero-mark {
    display: none;
  }

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

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

@media (min-width: 1200px) {
  :root {
    --dock-offset: 5rem;
  }

  .dock {
    flex-direction: column;
    align-items: flex-start;
    left: 2rem;
    bottom: auto;
    top: 50%;
    transform: translateY(-50%);
    padding: 1rem;
    border-radius: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}