:root {
  --bg: #f6f4f0;
  --bg-subtle: #edeae4;
  --surface: #e8e5de;
  --border: rgba(60, 70, 45, 0.15);
  --border-focus: rgba(60, 70, 45, 0.35);
  --text: #1a1e14;
  --text-muted: rgba(26, 30, 20, 0.6);
  --text-secondary: rgba(26, 30, 20, 0.72);
  --text-dim: rgba(26, 30, 20, 0.4);
  --accent: #3c5a2b;
  --accent-bright: #2d4a1c;
  --accent-glow: rgba(60, 90, 43, 0.06);
  --serif: 'DM Serif Display', Georgia, serif;
  --sans: 'Figtree', system-ui, sans-serif;
  /* Animation timing */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --reveal-duration: 0.8s;
  --reveal-stagger: 0.1s;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

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

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.02'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
}

.container {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- HEADER ---- */
header {
  padding: 48px 0 0;
}

.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 48px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand-mark .tree {
  width: 28px;
  height: 28px;
  opacity: 0.6;
}

.brand-mark span {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 1px;
}

.lang-switch a {
  color: var(--text-dim);
  text-decoration: none;
  padding: 4px 6px;
  border-radius: 4px;
  transition: color 0.2s;
}

.lang-switch a:hover {
  color: var(--text);
}

.lang-switch a.active {
  color: var(--accent);
  font-weight: 600;
}

.lang-switch .sep {
  color: var(--text-dim);
}

h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(40px, 7vw, 68px);
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 24px;
}

h1 em {
  font-style: italic;
  color: var(--accent-bright);
  display: inline-block;
  margin-top: 4px;
}

.subtitle {
  font-size: 19px;
  font-weight: 300;
  color: var(--text-secondary);
  max-width: 540px;
  line-height: 1.7;
  margin-bottom: 28px;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--accent);
  color: #f6f4f0;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-decoration: none;
  transition: all 0.3s var(--ease-out-expo);
  margin-bottom: 48px;
  box-shadow: 0 2px 8px rgba(60, 90, 43, 0.15);
}

.header-cta:hover {
  background: var(--accent-bright);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 6px 20px rgba(60, 90, 43, 0.2);
}

.header-cta:active {
  transform: translateY(0) scale(0.98);
  transition-duration: 0.1s;
}

.header-cta:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---- FOREST PARALLAX ---- */
.forest-parallax {
  position: relative;
  height: 420px;
  margin: 40px -24px 0;
  overflow: hidden;
}

.forest-parallax-inner {
  position: absolute;
  top: -100px; left: 0; right: 0; bottom: -100px;
  background: #3a4a2d;
  transform: translateZ(0);
  will-change: transform;
}

.forest-parallax-inner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.forest-parallax-inner img.loaded {
  opacity: 1;
}

.forest-overlay {
  display: none;
}

.forest-caption {
  position: absolute;
  bottom: 40px;
  left: 32px;
  font-family: var(--serif);
  font-size: 26px;
  font-style: italic;
  color: rgba(255, 255, 255, 0.88);
  text-shadow: 0 1px 20px rgba(0,0,0,0.5), 0 0 40px rgba(0,0,0,0.2);
  letter-spacing: 0.5px;
  z-index: 1;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.6s var(--ease-out-expo) 0.4s, transform 0.6s var(--ease-out-expo) 0.4s;
}

[data-reveal="clip-up"].is-visible .forest-caption {
  opacity: 1;
  transform: translateY(0);
}

.forest-break {
  position: relative;
  height: 420px;
  margin: 48px -24px 0;
  overflow: hidden;
}

.forest-break-inner {
  position: absolute;
  top: -100px; left: 0; right: 0; bottom: -100px;
  background: #3a4a2d;
  transform: translateZ(0);
}

.forest-break-inner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 50%;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.forest-break-inner img.loaded {
  opacity: 1;
}


@media (max-width: 600px) {
  .forest-parallax { height: 300px; margin: 32px -20px 0; }
  .forest-break { height: 300px; margin: 48px -20px 0; }
  .forest-caption { bottom: 28px; left: 24px; font-size: 20px; }
}

/* ---- WHY SECTION ---- */
.why-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.why-card {
  position: relative;
  padding: 28px;
  background: var(--accent-glow);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition:
    border-color 0.3s var(--ease-out-quart),
    background 0.3s var(--ease-out-quart),
    transform 0.4s var(--ease-out-expo),
    box-shadow 0.4s var(--ease-out-expo);
}

.why-card:hover {
  border-color: var(--border-focus);
  background: rgba(60, 90, 43, 0.08);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(60, 90, 43, 0.06);
}

.why-numeral {
  display: block;
  font-family: var(--serif);
  font-size: 32px;
  color: var(--accent);
  opacity: 0.25;
  line-height: 1;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.why-title {
  font-weight: 600;
  font-size: 17px;
  margin-bottom: 8px;
  color: var(--text);
  line-height: 1.3;
}

.why-text {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.65;
}

.why-text a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: rgba(60, 90, 43, 0.3);
  text-underline-offset: 2px;
  transition: text-decoration-color 0.2s;
}

.why-text a:hover {
  text-decoration-color: var(--accent);
}

/* ---- ORIGIN SECTION ---- */
.origin-block {
  padding: 28px;
  background: var(--accent-glow);
  border-left: 3px solid var(--accent);
  border-radius: 0 8px 8px 0;
}

.origin-text {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 12px;
  font-style: italic;
}

.origin-text:last-of-type {
  margin-bottom: 16px;
}

.origin-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.origin-photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border);
  flex-shrink: 0;
}

.origin-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  font-style: normal;
}

.origin-role {
  font-size: 13px;
  color: var(--text-muted);
  font-style: normal;
}

/* ---- DIVIDER ---- */
.divider {
  height: 1px;
  background: var(--border);
  margin: 48px 0;
}

/* ---- HOW IT WORKS ---- */
.how-section {
}

.section-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}

.steps {
  display: flex;
  gap: 20px;
  margin-bottom: 12px;
  margin-left: -80px;
  margin-right: -80px;
}

.step {
  flex: 1;
  position: relative;
  padding: 20px;
  background: var(--accent-glow);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition:
    transform 0.4s var(--ease-out-expo),
    box-shadow 0.4s var(--ease-out-expo),
    border-color 0.3s var(--ease-out-quart);
}

.step:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(60, 90, 43, 0.06);
  border-color: var(--border-focus);
}

.step-num {
  font-family: var(--serif);
  font-size: 28px;
  color: var(--accent);
  opacity: 0.4;
  margin-bottom: 8px;
}

.step-title {
  font-weight: 600;
  font-size: 15px;
  margin-bottom: 6px;
  color: var(--text);
}

.step-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ---- FORMATS ---- */
.formats-section {
}

.format-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-left: -80px;
  margin-right: -80px;
}

.format-card {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: default;
  transition:
    border-color 0.3s var(--ease-out-quart),
    background 0.3s var(--ease-out-quart),
    transform 0.4s var(--ease-out-expo),
    box-shadow 0.4s var(--ease-out-expo);
}

.format-card:hover {
  border-color: var(--border-focus);
  background: var(--accent-glow);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(60, 90, 43, 0.08);
}

.format-icon {
  margin-bottom: 12px;
  opacity: 0.5;
  transition: opacity 0.3s var(--ease-out-quart), transform 0.4s var(--ease-out-expo);
}

.format-card:hover .format-icon {
  opacity: 0.8;
  transform: translateY(-2px);
}

.format-name {
  font-family: var(--serif);
  font-size: 20px;
  margin-bottom: 4px;
}

.format-meta {
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.format-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ---- SAFETY ---- */
.safety-section {
}

.safety-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.safety-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.safety-check {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--accent);
  margin-top: 1px;
}

.safety-label {
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
}

.safety-label strong {
  font-weight: 600;
}

.safety-label span {
  color: var(--text-muted);
}

/* ---- SOCIAL PROOF ---- */
.social-proof {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  padding: 10px 20px 10px 16px;
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(60, 70, 45, 0.1);
  border-radius: 100px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
}

.social-proof-dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
  animation: pulse 2.5s ease-in-out infinite;
  box-shadow: 0 0 0 0 rgba(60, 90, 43, 0.3);
}

@keyframes pulse {
  0%, 100% { opacity: 0.6; transform: scale(1); box-shadow: 0 0 0 0 rgba(60, 90, 43, 0.3); }
  50% { opacity: 1; transform: scale(1.15); box-shadow: 0 0 0 4px rgba(60, 90, 43, 0); }
}

.social-proof-text {
  font-size: 13px;
  color: var(--text-muted);
}

.social-proof-text strong {
  color: var(--text);
  font-weight: 600;
}

/* ---- SIGNUP FORM ---- */
.signup-section {
  background:
    linear-gradient(
      180deg,
      var(--bg-subtle) 0%,
      #e6e3dc 40%,
      #e9e6df 70%,
      var(--bg-subtle) 100%
    );
  margin: 0 -24px;
  padding: 56px 24px 64px;
  position: relative;
}

.signup-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 48px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
  opacity: 0.4;
}

.form-headline {
  font-family: var(--serif);
  font-size: 38px;
  font-weight: 400;
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.15;
  letter-spacing: -0.3px;
}

.form-intro {
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.7;
}

.form-intro strong {
  color: var(--text);
  font-weight: 500;
}

.form-card {
  background: rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(60, 70, 45, 0.08);
  border-radius: 16px;
  padding: 28px;
  margin-top: 8px;
}

.form-card input,
.form-card select,
.form-card textarea {
  background: rgba(255, 255, 255, 0.6);
  border-color: rgba(60, 70, 45, 0.1);
}

.form-card input:focus,
.form-card select:focus,
.form-card textarea:focus {
  background: rgba(255, 255, 255, 0.8);
}

.form-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 6px;
}

input, select, textarea {
  width: 100%;
  padding: 12px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  transition: border-color 0.2s;
  outline: none;
}

input::placeholder, textarea::placeholder {
  color: var(--text-dim);
}

input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
}

input:focus-visible, select:focus-visible, textarea:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-glow), 0 0 0 3px var(--accent);
}

.submit-btn:focus-visible, .checkbox-group label:focus-within {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%233c5a2b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}

select option {
  background: #f6f4f0;
  color: var(--text);
}

textarea {
  resize: vertical;
  min-height: 80px;
}

.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.checkbox-group label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 20px;
  transition: all 0.2s;
}

.checkbox-group input[type="checkbox"] {
  width: auto;
  accent-color: var(--accent);
  cursor: pointer;
}

.checkbox-group label:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-glow);
  color: var(--text);
}

.submit-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 36px;
  background: var(--accent);
  color: #f6f4f0;
  border: none;
  border-radius: 8px;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all 0.3s var(--ease-out-expo);
  margin-top: 8px;
  box-shadow: 0 2px 8px rgba(60, 90, 43, 0.15);
}

.submit-btn:hover:not(:disabled) {
  background: var(--accent-bright);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 6px 20px rgba(60, 90, 43, 0.2);
}

.submit-btn:active:not(:disabled) {
  transform: translateY(0) scale(0.98);
  transition-duration: 0.1s;
}

.submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.form-note {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 12px;
  line-height: 1.5;
}

/* ---- SUCCESS STATE ---- */
.success-msg {
  text-align: center;
  padding: 48px 0;
  animation: fadeUp 0.5s ease both;
}

.success-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent-glow);
  border: 2px solid var(--accent);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 600;
  margin: 0 auto 20px;
}

.success-msg p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.6;
}

.success-msg strong {
  display: block;
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 400;
  color: var(--text);
  margin-bottom: 8px;
}

/* ---- FOOTER ---- */
footer {
  padding: 48px 0;
  text-align: center;
}

footer p {
  font-size: 12px;
  color: var(--text-dim);
}

footer a {
  color: var(--accent);
  text-decoration: none;
}

/* ---- STICKY NAV ---- */
.sticky-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(246, 244, 240, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 12px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transform: translateY(-100%);
  opacity: 0;
  transition: transform 0.3s var(--ease-out-expo), opacity 0.3s var(--ease-out-expo);
  pointer-events: none;
}

.sticky-nav.visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}

.sticky-nav .brand-mark span {
  font-size: 12px;
  letter-spacing: 2px;
}

.sticky-nav-cta {
  padding: 8px 20px;
  background: var(--accent);
  color: #f6f4f0;
  border-radius: 6px;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s;
  box-shadow: 0 2px 8px rgba(60, 90, 43, 0.15);
}

.sticky-nav-cta:hover {
  background: var(--accent-bright);
}

/* ---- MID-PAGE CTA ---- */
.mid-cta {
  text-align: center;
  padding: 32px 0 0;
}

.mid-cta-text {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.mid-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  border-radius: 8px;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s var(--ease-out-expo);
}

.mid-cta-btn:hover {
  background: var(--accent);
  color: #f6f4f0;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(60, 90, 43, 0.15);
}

/* ---- ANIMATIONS ---- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---- SCROLL REVEAL SYSTEM ---- */
[data-reveal] {
  opacity: 0;
  will-change: opacity, transform;
}

[data-reveal].is-visible {
  opacity: 1;
  will-change: auto;
}

/* Reveal: fade-up (default for sections) */
[data-reveal="fade-up"] {
  transform: translateY(24px);
  transition:
    opacity var(--reveal-duration) var(--ease-out-expo),
    transform var(--reveal-duration) var(--ease-out-expo);
}

[data-reveal="fade-up"].is-visible {
  transform: translateY(0);
}

/* Reveal: fade (opacity only, for dividers) */
[data-reveal="fade"] {
  transition: opacity var(--reveal-duration) var(--ease-out-expo);
}

/* Reveal: clip-up (dramatic image reveal) */
[data-reveal="clip-up"] {
  clip-path: inset(8% 0 8% 0);
  transform: scale(1.02);
  transition:
    opacity 1s var(--ease-out-expo),
    clip-path 1.2s var(--ease-out-expo),
    transform 1.2s var(--ease-out-expo);
}

[data-reveal="clip-up"].is-visible {
  clip-path: inset(0 0 0 0);
  transform: scale(1);
}

/* Reveal: slide-left (for origin block) */
[data-reveal="slide-left"] {
  transform: translateX(-20px);
  transition:
    opacity var(--reveal-duration) var(--ease-out-expo),
    transform var(--reveal-duration) var(--ease-out-expo);
}

[data-reveal="slide-left"].is-visible {
  transform: translateX(0);
}

/* Stagger support via CSS custom property */
[data-reveal][data-stagger] {
  transition-delay: calc(var(--stagger-index, 0) * var(--reveal-stagger));
}

/* ---- RESPONSIVE ---- */
@media (max-width: 860px) {
  .steps,
  .format-grid {
    margin-left: 0;
    margin-right: 0;
  }
}

@media (max-width: 600px) {
  .container { padding: 0 20px; }
  header { padding: 32px 0 0; }
  .steps { flex-direction: column; }
  .form-row { grid-template-columns: 1fr; }
  .format-grid { grid-template-columns: 1fr; }
  .header-top { margin-bottom: 36px; }
  .signup-section { margin: 0 -20px; padding: 48px 20px 56px; }
  .form-card { padding: 20px; }
}

/* ---- REDUCED MOTION ---- */
@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;
  }

  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
    clip-path: none !important;
  }

  .forest-parallax-inner,
  .forest-break-inner {
    transform: none !important;
  }

  .forest-caption {
    opacity: 1 !important;
    transform: none !important;
  }
}