/* ==========================================================
   Yayasan Lestari Alam Indonesia — field-report aesthetic
   ========================================================== */

:root {
  --paper: #f3eee2;
  --paper-2: #ebe4d3;
  --ink: #122620;
  --ink-soft: #3d524a;
  --forest: #03463b;
  --forest-deep: #022a24;
  --leaf: #058264;
  --leaf-bright: #1fae83;
  --ochre: #c9892b;
  --clay: #b5542f;
  --line: rgba(18, 38, 32, 0.16);
  --line-light: rgba(243, 238, 226, 0.18);

  --serif: "Gloock", "Georgia", serif;
  --serif-track: 0.02em;
  --sans: "Hanken Grotesk", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;

  --pad: clamp(1.25rem, 4vw, 4rem);
  --max: 1320px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 88px; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.125rem);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a { color: inherit; }
em { font-style: italic; }
h1, h2, h3, h4 { margin: 0; font-weight: 400; }
p { margin: 0; }

.mono { font-family: var(--mono); font-size: 0.78em; letter-spacing: 0.02em; }

::selection { background: var(--leaf); color: var(--paper); }

/* Paper grain */
.grain {
  position: fixed;
  inset: -50%;
  z-index: 100;
  pointer-events: none;
  opacity: 0.08;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  padding: 0.95em 1.6em;
  border-radius: 999px;
  background: var(--forest);
  color: var(--paper);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  border: 1px solid var(--forest);
  transition: background 0.3s var(--ease), color 0.3s var(--ease), transform 0.3s var(--ease);
}
.btn:hover { background: var(--leaf); border-color: var(--leaf); transform: translateY(-2px); }
.btn span { transition: transform 0.3s var(--ease); }
.btn:hover span { transform: translate(3px, 2px); }
.btn-ghost { background: transparent; color: var(--forest); }
.btn-ghost:hover { background: var(--forest); color: var(--paper); border-color: var(--forest); }
.btn-small { padding: 0.6em 1.2em; font-size: 0.85rem; }
.btn-light { background: var(--paper); color: var(--forest); border-color: var(--paper); }
.btn-light:hover { background: var(--ochre); border-color: var(--ochre); color: var(--forest-deep); }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--leaf);
  margin-bottom: 1rem;
}

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 0.9rem var(--pad);
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}
.nav.scrolled { border-bottom-color: var(--line); }

.brand { display: flex; align-items: center; gap: 0.7rem; text-decoration: none; }
.brand img { width: 40px; height: 40px; transition: transform 0.8s var(--ease); }
.brand:hover img { transform: rotate(-120deg); }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong { font-family: var(--serif); letter-spacing: var(--serif-track); font-weight: 400; font-size: 1.2rem; color: var(--forest); }
.brand-text small { font-family: var(--mono); font-size: 0.65rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-soft); }

.nav-links { display: flex; gap: 1.6rem; margin-left: auto; }
.nav-links a {
  position: relative;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink-soft);
  transition: color 0.2s;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 1.5px;
  background: var(--leaf);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}
.nav-links a:hover, .nav-links a.active { color: var(--forest); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }

.nav-toggle { display: none; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 2rem var(--pad) 0;
  max-width: var(--max);
  margin: 0 auto;
  min-height: calc(100svh - 72px);
  display: flex;
  flex-direction: column;
}
.hero-meta {
  display: flex;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  text-transform: uppercase;
}
.hero-grid {
  flex: 1;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  align-items: center;
  gap: 3rem;
  padding: 3rem 0 4rem;
}
.hero-title {
  font-family: var(--serif); letter-spacing: var(--serif-track);
  font-size: clamp(2.8rem, 5.6vw, 5.4rem);
  line-height: 1.08;
  letter-spacing: var(--serif-track);
  color: var(--forest);
  margin-bottom: clamp(2.25rem, 4vw, 3.5rem);
}
.hero-copy .eyebrow { margin-bottom: clamp(1.5rem, 2.5vw, 2rem); }
.hero-title .line { display: block; }
.hero-title .line + .line { margin-top: 0.06em; }
.hero-title em {
  font-style: italic;
  color: var(--leaf);
  position: relative;
  display: inline-block;
  margin-right: 0.18em;
}
.hero-title em::after {
  content: "";
  position: absolute;
  left: 0.02em; right: 0.06em; bottom: -0.02em;
  height: 0.06em;
  background: var(--ochre);
  transform: scaleX(0);
  transform-origin: left;
  animation: underline 1.2s 1.1s var(--ease) forwards;
}
@keyframes underline { to { transform: scaleX(1); } }

.hero-tagline {
  margin-top: 0;
  max-width: 34ch;
  font-size: clamp(1.05rem, 0.98rem + 0.45vw, 1.3rem);
  line-height: 1.6;
  color: var(--ink-soft);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-top: clamp(2.25rem, 4vw, 3rem); }

/* Emblem */
.hero-emblem {
  position: relative;
  aspect-ratio: 1;
  width: min(100%, 520px);
  justify-self: center;
}
.emblem-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 50%, var(--paper) 0 52%, transparent 52.2%),
    repeating-conic-gradient(from 0deg, var(--paper-2) 0 2deg, transparent 2deg 6deg);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.ring-text {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  animation: spin 60s linear infinite;
}
.ring-text text {
  font-family: var(--mono);
  font-size: 15px;
  letter-spacing: 5.05px;
  fill: var(--forest);
}
.emblem-logo {
  width: 54%;
  filter: drop-shadow(0 24px 40px rgba(3, 70, 59, 0.22));
  animation: float 7s ease-in-out infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes float { 50% { transform: translateY(-10px) rotate(-3deg); } }

.emblem-tag {
  position: absolute;
  padding: 0.55rem 0.8rem;
  background: var(--paper);
  border: 1px solid var(--forest);
  color: var(--forest);
  line-height: 1.3;
  text-transform: uppercase;
  font-size: 0.66rem;
  box-shadow: 4px 4px 0 var(--forest);
}
.tag-a { top: 6%; left: -4%; }
.tag-b { bottom: 10%; right: -6%; background: var(--forest); color: var(--paper); box-shadow: 4px 4px 0 var(--ochre); }
.tag-c { bottom: 2%; left: 8%; border-color: var(--ochre); box-shadow: 4px 4px 0 var(--ochre); }

/* Marquee */
.marquee {
  margin: 0 calc(var(--pad) * -1);
  border-block: 1px solid var(--forest);
  background: var(--forest);
  color: var(--paper);
  overflow: hidden;
  white-space: nowrap;
}
.marquee-track {
  display: inline-flex;
  gap: 2rem;
  align-items: center;
  padding: 1rem 0;
  animation: marquee 38s linear infinite;
}
.marquee span { font-family: var(--serif); letter-spacing: 0.06em; font-size: clamp(1.2rem, 2vw, 1.7rem); }
.marquee i { font-style: normal; color: var(--ochre); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Sections ---------- */
.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(5rem, 11vw, 9rem) var(--pad);
}
.section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1rem, 3vw, 3rem);
  align-items: start;
  margin-bottom: clamp(3rem, 6vw, 5rem);
}
.section-no {
  font-family: var(--serif); letter-spacing: var(--serif-track);
  font-size: clamp(3.5rem, 8vw, 7rem);
  line-height: 0.8;
  color: transparent;
  -webkit-text-stroke: 1.2px var(--leaf);
}
.section-head h2 {
  font-family: var(--serif); letter-spacing: var(--serif-track);
  font-size: clamp(2rem, 4.2vw, 3.8rem);
  line-height: 1.05;
  letter-spacing: var(--serif-track);
  color: var(--forest);
  max-width: 20ch;
}
.section-head h2 em { color: var(--leaf); }
.section-head.light .section-no { -webkit-text-stroke-color: var(--ochre); }
.section-head.light .eyebrow { color: var(--ochre); }
.section-head.light h2 { color: var(--paper); }
.section-head.light h2 em { color: var(--leaf-bright); }

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem clamp(3rem, 6vw, 6rem);
}
.lead {
  font-family: var(--serif);
  letter-spacing: 0.035em;
  word-spacing: 0.06em;
  font-size: clamp(1.3rem, 2vw, 1.85rem);
  line-height: 1.6;
  max-width: 30ch;
  color: var(--ink);
}
.lead strong { font-weight: 400; color: var(--forest); }
mark {
  background: linear-gradient(transparent 70%, color-mix(in srgb, var(--ochre) 38%, transparent) 70%);
  color: inherit;
  padding: 0 0.12em;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}
.about-body { display: grid; gap: 1.2rem; color: var(--ink-soft); padding-top: 0.6rem; }
.about-body strong { color: var(--ink); font-weight: 600; }
.triad { font-weight: 600; color: var(--leaf); }

.about-facets {
  grid-column: 1 / -1;
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--forest);
}
.about-facets li {
  display: grid;
  gap: 0.2rem;
  padding: 1.6rem 1.6rem 0 0;
  font-family: var(--serif); letter-spacing: var(--serif-track);
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  color: var(--forest);
  border-right: 1px solid var(--line);
  padding-left: 1.6rem;
}
.about-facets li:first-child { padding-left: 0; }
.about-facets li:last-child { border-right: 0; }
.about-facets .mono { color: var(--ochre); font-size: 0.8rem; }
.about-facets small { font-family: var(--sans); font-size: 0.9rem; color: var(--ink-soft); }

/* Vision */
.vision {
  max-width: none;
  background: var(--forest-deep);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}
.vision::before {
  content: "";
  position: absolute;
  width: 900px; height: 900px;
  right: -300px; top: -300px;
  background: url("assets/logo.svg") center / contain no-repeat;
  opacity: 0.05;
  filter: grayscale(1) brightness(3);
  animation: spin 120s linear infinite;
}
.vision-inner { max-width: var(--max); margin: 0 auto; position: relative; }
.vision .section-head { margin-bottom: clamp(2.5rem, 4vw, 3.5rem); }

.vision-quote {
  margin: 0 0 clamp(5rem, 10vw, 7.5rem);
  font-family: var(--serif);
  font-size: clamp(1.6rem, 3.2vw, 2.9rem);
  line-height: 1.38;
  letter-spacing: 0.03em;
  word-spacing: 0.05em;
  max-width: 27ch;
  position: relative;
}
.vision-quote em { color: var(--leaf-bright); }
.qmark {
  position: absolute;
  left: -0.55em; top: -0.15em;
  font-size: 2.2em;
  color: var(--ochre);
  line-height: 1;
}

.mission-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line-light);
}
.mission-list li {
  padding: 2.6rem 2.4rem 1.5rem 0;
  display: grid;
  align-content: start;
  gap: 1.1rem;
  position: relative;
}
.mission-list li + li { padding-left: 2.4rem; border-left: 1px solid var(--line-light); }
.mission-list li::before {
  content: "";
  position: absolute;
  top: -1px; left: 0;
  height: 2px; width: 0;
  background: var(--ochre);
  transition: width 0.6s var(--ease);
}
.mission-list li:hover::before { width: 100%; }
.m-no { font-family: var(--mono); font-size: 0.75rem; color: var(--ochre); letter-spacing: 0.1em; }
.mission-list h3 { font-family: var(--serif); letter-spacing: 0.03em; font-size: 1.45rem; line-height: 1.3; }
.mission-list p { color: rgba(243, 238, 226, 0.72); font-size: 0.97rem; line-height: 1.75; }

/* Model / flow */
.model-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: center;
}
.flow {
  padding: clamp(1.5rem, 3vw, 2.5rem);
  background:
    linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 28px 28px,
    var(--paper-2);
  border: 1px solid var(--forest);
  border-radius: 4px;
  position: relative;
}
.flow::before {
  content: "SKEMA · ALUR MATERIAL";
  position: absolute;
  top: -0.7rem; left: 1.2rem;
  padding: 0 0.5rem;
  background: var(--paper);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--forest);
}
.flow-node {
  position: relative;
  display: grid;
  gap: 0.2rem;
  padding: 1rem 1.2rem;
  background: var(--paper);
  border: 1px solid var(--forest);
  box-shadow: 5px 5px 0 var(--forest);
  max-width: 340px;
}
.flow-node strong { font-family: var(--serif); letter-spacing: var(--serif-track); font-weight: 400; font-size: 1.25rem; line-height: 1.2; color: var(--forest); }
.flow-node small { color: var(--ink-soft); font-size: 0.85rem; }
.node-tag { text-transform: uppercase; color: var(--leaf); font-size: 0.66rem; letter-spacing: 0.12em; }

.node-core {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  background: var(--forest);
  box-shadow: 5px 5px 0 var(--ochre);
  flex-shrink: 0;
}
.node-core > div { display: grid; gap: 0.2rem; }
.node-core strong { color: var(--paper); }
.node-core .node-tag { color: var(--ochre); }
.node-core img { width: 52px; height: 52px; background: var(--paper); border-radius: 50%; padding: 4px; }

.node-tech { border-style: dashed; box-shadow: 5px 5px 0 var(--ochre); }
.node-tech .node-tag { color: var(--clay); }
.node-sink { background: var(--paper); }

.flow-row { display: flex; align-items: center; gap: 0; flex-wrap: nowrap; }
.flow-side { display: flex; align-items: center; flex: 1; min-width: 0; }
.flow-side .flow-node { flex: 1; min-width: 150px; }

.flow-link { display: flex; align-items: center; gap: 1rem; height: 82px; padding-left: 2.2rem; }
.link-label { font-size: 0.72rem; color: var(--ink-soft); text-transform: uppercase; letter-spacing: 0.08em; }

.pipe {
  position: relative;
  width: 2px;
  height: 100%;
  background: repeating-linear-gradient(to bottom, var(--forest) 0 6px, transparent 6px 11px);
  background-size: 2px 11px;
  animation: flowY 0.9s linear infinite;
}
.pipe::after {
  content: "";
  position: absolute;
  bottom: -2px; left: 50%;
  translate: -50% 0;
  border: 6px solid transparent;
  border-top: 8px solid var(--forest);
  border-bottom: 0;
}
.pipe i {
  position: absolute;
  left: 50%; top: 0;
  width: 10px; height: 10px;
  translate: -50% 0;
  border-radius: 50%;
  background: var(--ochre);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--ochre) 25%, transparent);
  animation: dropY 2.4s var(--ease) infinite;
}
.pipe-h {
  width: auto;
  flex: 0 0 48px;
  height: 2px;
  background: repeating-linear-gradient(to right, var(--clay) 0 6px, transparent 6px 11px);
  background-size: 11px 2px;
  animation: flowX 0.9s linear infinite reverse;
}
.pipe-h::after {
  bottom: auto; top: 50%; left: -4px;
  translate: 0 -50%;
  border: 6px solid transparent;
  border-right: 8px solid var(--clay);
  border-left: 0;
}
.pipe-h i { top: 50%; left: 100%; translate: -50% -50%; background: var(--clay); box-shadow: none; width: 8px; height: 8px; animation: dropX 2.4s var(--ease) infinite; }

@keyframes flowY { to { background-position: 0 11px; } }
@keyframes flowX { to { background-position: 11px 0; } }
@keyframes dropY { 0% { top: 0; opacity: 0; } 15% { opacity: 1; } 85% { opacity: 1; } 100% { top: 100%; opacity: 0; } }
@keyframes dropX { 0% { left: 100%; opacity: 0; } 15% { opacity: 1; } 85% { opacity: 1; } 100% { left: 0; opacity: 0; } }

.roles { display: grid; gap: 1.2rem; }
.role {
  padding: 2rem 0 2rem;
  border-top: 1px solid var(--forest);
}
.role-idx { color: var(--ochre); text-transform: uppercase; letter-spacing: 0.1em; }
.role h3 { font-family: var(--serif); letter-spacing: var(--serif-track); font-size: clamp(1.6rem, 2.4vw, 2.1rem); color: var(--forest); margin: 0.4rem 0 0.8rem; line-height: 1.1; }
.role p { color: var(--ink-soft); }

/* Pillars */
.pillar-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--forest);
  border-bottom: 0;
}
.pillar-tabs button {
  appearance: none;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 1.2rem 1.4rem;
  background: transparent;
  border: 0;
  border-right: 1px solid var(--forest);
  font: 600 0.98rem var(--sans);
  color: var(--forest);
  cursor: pointer;
  text-align: left;
  transition: background 0.3s var(--ease), color 0.3s var(--ease);
}
.pillar-tabs button:last-child { border-right: 0; }
.pillar-tabs button .mono {
  display: grid;
  place-items: center;
  width: 2rem; height: 2rem;
  flex-shrink: 0;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: 0.8rem;
}
.pillar-tabs button:hover { background: var(--paper-2); }
.pillar-tabs button[aria-selected="true"] { background: var(--forest); color: var(--paper); }
.pillar-tabs button[aria-selected="true"] .mono { background: var(--ochre); border-color: var(--ochre); color: var(--forest-deep); }
.pillar-tabs button:focus-visible { outline: 2px solid var(--ochre); outline-offset: -4px; }

.pillar-panels {
  border: 1px solid var(--forest);
  background: var(--forest);
  color: var(--paper);
  min-height: 420px;
}
.pillar { padding: clamp(2rem, 5vw, 4rem); animation: panelIn 0.6s var(--ease); }
@keyframes panelIn { from { opacity: 0; transform: translateY(14px); } }
.pillar-head { display: flex; align-items: flex-end; gap: 1.5rem; margin-bottom: 3rem; }
.pillar-letter {
  font-family: var(--serif); letter-spacing: var(--serif-track);
  font-size: clamp(5rem, 12vw, 9rem);
  line-height: 0.75;
  color: var(--ochre);
}
.pillar-head h3 { font-family: var(--serif); letter-spacing: var(--serif-track); font-size: clamp(1.8rem, 3.6vw, 3rem); line-height: 1.05; max-width: 18ch; }
.pillar-head h3 em { color: var(--leaf-bright); }

.pillar-items {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
}
.pillar-items li { border-top: 1px solid var(--line-light); padding-top: 1.3rem; }
.pillar-items li.wide { grid-column: 1 / -1; }
.pillar-items h4 { font-weight: 700; font-size: 1.1rem; margin-bottom: 0.5rem; }
.pillar-items p { color: rgba(243, 238, 226, 0.75); max-width: 60ch; }

.ledger {
  margin-top: 1.8rem;
  border: 1px solid var(--line-light);
  font-size: 0.8rem;
  max-width: 720px;
}
.ledger-row {
  display: grid;
  grid-template-columns: 0.6fr 1.3fr 0.8fr 1fr;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--line-light);
}
.ledger-row:last-child { border-bottom: 0; }
.ledger-row.head { color: var(--ochre); text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.68rem; }
.ledger .ok { color: var(--leaf-bright); }
.ledger .live { color: var(--ochre); display: inline-flex; align-items: center; gap: 0.5rem; }
.ledger .live i { width: 7px; height: 7px; border-radius: 50%; background: var(--ochre); animation: pulse 1.4s infinite; }
@keyframes pulse { 50% { opacity: 0.2; } }
.ledger-note { font-size: 0.78rem; margin-top: 0.6rem; color: rgba(243, 238, 226, 0.45) !important; }

/* Partners */
.partner-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.partner {
  position: relative;
  padding: 2.2rem 2rem 2rem;
  background: var(--paper);
  border: 1px solid var(--forest);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease), background 0.45s var(--ease);
}
.partner:hover { transform: translate(-6px, -6px); box-shadow: 8px 8px 0 var(--forest); background: #f8f4ea; }
.partner:nth-child(2):hover { box-shadow: 8px 8px 0 var(--leaf); }
.partner:nth-child(3):hover { box-shadow: 8px 8px 0 var(--ochre); }
.partner-for { text-transform: uppercase; letter-spacing: 0.14em; color: var(--ochre); }
.partner h3 { font-family: var(--serif); letter-spacing: var(--serif-track); font-size: clamp(1.6rem, 2.4vw, 2.1rem); line-height: 1.08; color: var(--forest); }
.partner p { color: var(--ink-soft); flex: 1; }
.chips { list-style: none; padding: 0; margin: 0.6rem 0 0; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.chips li {
  font-family: var(--mono);
  font-size: 0.7rem;
  padding: 0.3rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--forest);
}

/* Legal */
.legal {
  max-width: none;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(31, 174, 131, 0.16), transparent 55%),
    var(--forest);
  color: var(--paper);
}
.legal-inner { max-width: var(--max); margin: 0 auto; }
.certificate {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  padding: clamp(2rem, 5vw, 4rem);
  background: var(--paper);
  color: var(--ink);
  outline: 1px solid var(--paper);
  outline-offset: 8px;
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.5);
}
.certificate::before {
  content: "";
  position: absolute;
  inset: 14px;
  border: 1px solid var(--forest);
  pointer-events: none;
}
.cert-seal {
  width: clamp(120px, 16vw, 200px);
  aspect-ratio: 1;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 2px dashed var(--ochre);
  animation: spin 50s linear infinite;
}
.cert-seal img { width: 70%; height: 70%; animation: spin 50s linear infinite reverse; }
.cert-list { margin: 0; display: grid; }
.cert-list > div {
  display: grid;
  grid-template-columns: minmax(160px, 0.8fr) 1.5fr;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px dotted var(--ink-soft);
  align-items: baseline;
}
.cert-list > div:last-child { border-bottom: 0; }
.cert-list dt { font-family: var(--mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--leaf); }
.cert-list dd { margin: 0; font-family: var(--serif); letter-spacing: 0.05em; font-size: clamp(1.15rem, 1.8vw, 1.5rem); color: var(--forest); }
.cert-list dd.mono { font-family: var(--mono); font-size: clamp(0.95rem, 1.4vw, 1.15rem); letter-spacing: 0.04em; }
.copyable { cursor: copy; position: relative; width: fit-content; }
.copyable::after {
  content: attr(data-msg);
  position: absolute;
  left: 100%; top: 50%;
  translate: 0.8rem -50%;
  font-family: var(--mono);
  font-size: 0.68rem;
  padding: 0.2rem 0.5rem;
  background: var(--forest);
  color: var(--paper);
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}
.copyable:hover::after, .copyable.copied::after { opacity: 1; }

/* CTA */
.cta {
  padding: clamp(5rem, 11vw, 9rem) var(--pad);
  background: var(--leaf);
  color: var(--paper);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta::before, .cta::after {
  content: "";
  position: absolute;
  width: 520px; height: 520px;
  border-radius: 50%;
  border: 1px solid rgba(243, 238, 226, 0.25);
}
.cta::before { left: -200px; top: -240px; }
.cta::after { right: -180px; bottom: -280px; border-style: dashed; }
.cta-inner { max-width: 820px; margin: 0 auto; position: relative; z-index: 1; }
.cta .eyebrow { color: var(--forest-deep); }
.cta h2 { font-family: var(--serif); letter-spacing: var(--serif-track); font-size: clamp(2.4rem, 6vw, 5rem); line-height: 1; letter-spacing: var(--serif-track); margin-bottom: 1.5rem; }
.cta h2 em { color: var(--forest-deep); }
.cta p { font-size: 1.15rem; margin-bottom: 2.4rem; opacity: 0.9; }

/* Footer */
.footer {
  background: var(--forest-deep);
  color: var(--paper);
  padding: 3rem var(--pad);
  /* clear the floating WhatsApp button: button + its offset + breathing room */
  padding-bottom: calc(60px + clamp(1rem, 2.5vw, 1.75rem) + 2rem);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
  align-items: center;
}
.footer-brand { display: flex; align-items: center; gap: 1rem; }
.footer-brand img { background: var(--paper); border-radius: 50%; padding: 5px; }
.footer-brand strong { font-family: var(--serif); letter-spacing: var(--serif-track); font-weight: 400; font-size: 1.3rem; }
.footer-brand p { font-size: 0.9rem; opacity: 0.6; }
.footer-meta { display: flex; flex-direction: column; gap: 0.3rem; text-align: right; opacity: 0.7; }

/* ---------- Contact ---------- */
.cert-phone {
  display: inline-block;
  margin-left: 0.5rem;
  font-size: 0.62em;
  letter-spacing: 0.04em;
  color: var(--leaf);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  vertical-align: 0.15em;
}
.cert-phone:hover { color: var(--ochre); }

.cert-list dd.cert-address { font-size: clamp(1.05rem, 1.4vw, 1.2rem); line-height: 1.5; }
.cert-address a { color: inherit; text-decoration: none; background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat; transition: background-size 0.4s var(--ease); }
.cert-address a:hover { background-size: 100% 1px; }
.cert-address .mono { display: block; margin-top: 0.35rem; font-size: 0.6em; letter-spacing: 0.08em; color: var(--ink-soft); }
.cert-email { font-size: 0.72em; letter-spacing: 0.02em; color: var(--leaf); text-decoration: none; border-bottom: 1px solid currentColor; word-break: break-all; }
.cert-email:hover { color: var(--ochre); }
.cta .cta-email { margin: 0.6rem 0 0; font-size: 1rem; opacity: 1; }
.cta-email a { color: var(--paper); text-decoration: none; border-bottom: 1px solid rgba(243, 238, 226, 0.5); letter-spacing: 0.02em; }
.cta-email a:hover { border-bottom-color: var(--paper); }
.footer-address { font-style: normal; line-height: 1.6; }
.cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.8rem; }
.btn-icon { display: inline-grid; width: 1.15em; height: 1.15em; }
.btn-icon svg { width: 100%; height: 100%; }
.btn:hover .btn-icon { transform: none; }
.btn-outline-light { background: transparent; color: var(--paper); border-color: rgba(243, 238, 226, 0.6); font-family: var(--mono); letter-spacing: 0.04em; }
.btn-outline-light:hover { background: var(--paper); color: var(--forest); border-color: var(--paper); }
.cta .cta-contact { margin: 1.6rem 0 0; font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; opacity: 0.85; }
.cta-contact strong { font-weight: 500; color: var(--forest-deep); }
.footer-meta a { color: inherit; text-decoration: none; border-bottom: 1px dotted currentColor; }
.footer-meta a:hover { color: var(--ochre); }

/* ---------- WhatsApp floating widget ---------- */
.wa {
  --wa: #25d366;
  position: fixed;
  right: clamp(1rem, 2.5vw, 1.75rem);
  bottom: clamp(1rem, 2.5vw, 1.75rem);
  z-index: 90;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.9rem;
}
.wa-toggle {
  position: relative;
  width: 60px; height: 60px;
  border-radius: 50%;
  border: 0;
  background: var(--wa);
  color: #fff;
  cursor: pointer;
  display: grid;
  place-items: center;
  box-shadow: 0 10px 28px -6px rgba(2, 42, 36, 0.45), 0 0 0 4px var(--paper);
  transition: transform 0.35s var(--ease), background 0.3s;
}
.wa-toggle::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid var(--wa);
  animation: waPing 2.4s var(--ease) infinite;
}
.wa[data-open="true"] .wa-toggle::before { animation: none; opacity: 0; }
@keyframes waPing { 0% { transform: scale(1); opacity: 0.7; } 80%, 100% { transform: scale(1.55); opacity: 0; } }
.wa-toggle:hover { transform: translateY(-3px) scale(1.04); }
.wa-toggle:focus-visible { outline: 2px solid var(--ochre); outline-offset: 4px; }
.wa-ico, .wa-x { grid-area: 1 / 1; display: grid; place-items: center; transition: transform 0.4s var(--ease), opacity 0.3s; }
.wa-ico svg { width: 30px; height: 30px; }
.wa-x { font-size: 2rem; line-height: 1; opacity: 0; transform: rotate(-90deg); }
.wa[data-open="true"] .wa-toggle { background: var(--forest); }
.wa[data-open="true"] .wa-ico { opacity: 0; transform: rotate(90deg) scale(0.6); }
.wa[data-open="true"] .wa-x { opacity: 1; transform: none; }

.wa-card {
  width: min(330px, calc(100vw - 2rem));
  background: var(--paper);
  border: 1px solid var(--forest);
  box-shadow: 6px 6px 0 var(--forest), 0 30px 60px -20px rgba(2, 42, 36, 0.35);
  transform-origin: bottom right;
  animation: waIn 0.45s var(--ease);
}
@keyframes waIn { from { opacity: 0; transform: translateY(12px) scale(0.96); } }
.wa-head {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 1rem 1rem 1rem 1.1rem;
  background: var(--forest);
  color: var(--paper);
}
.wa-avatar {
  display: grid;
  place-items: center;
  width: 44px; height: 44px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--ochre);
  color: var(--forest-deep);
  font-family: var(--serif);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
}
.wa-head strong { display: block; font-family: var(--serif); font-weight: 400; font-size: 1.15rem; letter-spacing: 0.04em; line-height: 1.2; }
.wa-head small { display: flex; align-items: center; gap: 0.4rem; font-size: 0.74rem; opacity: 0.75; }
.wa-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--wa); flex-shrink: 0; }
.wa-close {
  margin-left: auto;
  align-self: flex-start;
  width: 30px; height: 30px;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--paper);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}
.wa-close:hover { background: rgba(243, 238, 226, 0.12); }
.wa-body {
  padding: 1.2rem 1.1rem;
  background:
    radial-gradient(circle at 1px 1px, var(--line) 1px, transparent 0) 0 0 / 14px 14px,
    var(--paper-2);
}
.wa-bubble {
  position: relative;
  padding: 0.8rem 0.95rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 0 12px 12px 12px;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--ink);
}
.wa-start {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  margin: 1rem 1.1rem 0;
  padding: 0.85rem 1rem;
  border-radius: 999px;
  background: var(--wa);
  color: #06301f;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: background 0.3s, transform 0.3s var(--ease);
}
.wa-start svg { width: 20px; height: 20px; }
.wa-start:hover { background: #1ebe5b; transform: translateY(-2px); }
.wa-number { text-align: center; padding: 0.7rem 0 1rem; font-size: 0.74rem; color: var(--ink-soft); letter-spacing: 0.06em; }

@media (max-width: 600px) {
  .wa-toggle { width: 54px; height: 54px; }
  .wa-ico svg { width: 27px; height: 27px; }
  .cta-actions { flex-direction: column; }
  .cta-actions .btn { justify-content: center; }
  .cert-phone { display: block; width: fit-content; margin: 0.3rem 0 0; font-size: 0.8rem; }
}

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); transition-delay: var(--d, 0s); }
.reveal.in { opacity: 1; transform: none; }
.hero-title .line.reveal { transform: translateY(0.3em); }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .nav-links { gap: 1.1rem; }
  .nav-links a { font-size: 0.84rem; }
  .mission-list { grid-template-columns: repeat(2, 1fr); }
  .mission-list li:nth-child(3) { padding-left: 0; border-left: 0; }
  .mission-list li:nth-child(n+3) { border-top: 1px solid var(--line-light); }
  .model-grid { grid-template-columns: 1fr; }
  .partner-grid { grid-template-columns: 1fr 1fr; }
  .partner:last-child { grid-column: 1 / -1; }
}

@media (max-width: 860px) {
  .nav { gap: 1rem; }
  .nav .btn-small { margin-left: auto; }
  .nav-toggle {
    display: grid;
    gap: 5px;
    width: 42px; height: 42px;
    place-content: center;
    background: transparent;
    border: 1px solid var(--forest);
    border-radius: 50%;
    cursor: pointer;
  }
  .nav-toggle span { display: block; width: 18px; height: 1.5px; background: var(--forest); transition: transform 0.3s var(--ease); }
  .nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.25px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.25px) rotate(-45deg); }
  .nav-links {
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--forest);
    padding: 0.5rem var(--pad) 1.2rem;
    clip-path: inset(0 0 100% 0);
    transition: clip-path 0.45s var(--ease);
  }
  .nav-links.open { clip-path: inset(0 0 0 0); }
  .nav-links a { padding: 0.9rem 0; font-size: 1.1rem; font-family: var(--serif); letter-spacing: var(--serif-track); border-bottom: 1px solid var(--line); }
  .nav-links a::after { display: none; }

  .hero-grid { grid-template-columns: 1fr; gap: 2rem; padding-top: 2rem; }
  .hero { min-height: auto; }
  .hero-emblem { width: min(80%, 380px); }
  .about-grid { grid-template-columns: 1fr; }
  .pillar-tabs { grid-template-columns: 1fr 1fr; }
  .pillar-tabs button:nth-child(2) { border-right: 0; }
  .pillar-tabs button:nth-child(-n+2) { border-bottom: 1px solid var(--forest); }
  .certificate { grid-template-columns: 1fr; justify-items: center; }
  .cert-list { width: 100%; }
}

@media (max-width: 600px) {
  .brand-text small { display: none; }
  .hero-meta span:last-child { display: none; }
  .about-facets { grid-template-columns: 1fr; }
  .about-facets li { padding: 1.2rem 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .mission-list { grid-template-columns: 1fr; }
  .mission-list li + li { padding-left: 0; border-left: 0; border-top: 1px solid var(--line-light); }
  .partner-grid { grid-template-columns: 1fr; }
  .flow-row { flex-direction: column; align-items: flex-start; }
  .flow-side { flex-direction: column; align-items: flex-start; width: 100%; }
  .pipe-h { flex: 0 0 34px; width: 2px; height: 34px; background: repeating-linear-gradient(to top, var(--clay) 0 6px, transparent 6px 11px); background-size: 2px 11px; animation: flowY 0.9s linear infinite reverse; }
  .pipe-h::after { top: -4px; left: 50%; translate: -50% 0; border: 6px solid transparent; border-bottom: 8px solid var(--clay); border-top: 0; }
  .pipe-h i { display: none; }
  .flow-side .flow-node { width: 100%; max-width: 300px; }
  .ledger-row > :nth-child(2) { display: none; }
  .ledger-row { grid-template-columns: 0.7fr 0.8fr 1fr; }
  .cert-list > div { grid-template-columns: 1fr; gap: 0.3rem; }
  .copyable::after { left: 0; top: 100%; translate: 0 0.3rem; }
  .footer-meta { text-align: left; }
  .emblem-tag { font-size: 0.64rem; padding: 0.45rem 0.65rem; }

  /* nav: keep brand + CTA on one line */
  .nav { gap: 0.75rem; padding-block: 0.75rem; }
  .brand img { width: 36px; height: 36px; }
  .brand-text strong { font-size: 1.08rem; white-space: nowrap; }
  .nav .btn-small { white-space: nowrap; padding: 0.6em 1.05em; }

  /* hero */
  .hero { padding-top: 1.25rem; }
  .hero-grid { padding: 2rem 0 3rem; gap: 2.5rem; }
  .hero-copy .eyebrow { font-size: 0.7rem; line-height: 1.6; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { justify-content: center; }

  /* section heads: number above, full-width heading */
  .section { padding-block: 4.5rem; }
  .section-head { grid-template-columns: 1fr; gap: 0.9rem; margin-bottom: 2.5rem; }
  .section-no { font-size: 3.2rem; }
  .section-head h2 { font-size: clamp(1.9rem, 8vw, 2.4rem); line-height: 1.12; max-width: none; }

  .lead { font-size: 1.22rem; line-height: 1.65; max-width: none; }

  .vision-quote { font-size: 1.5rem; line-height: 1.45; margin-bottom: 4rem; }
  .mission-list li { padding: 2rem 0 1.75rem; }
  .qmark { position: static; display: block; height: 0.55em; font-size: 2.4em; }

  /* flow: main chain runs down the left, tech partner branches in from the side */
  .flow { padding: 1.75rem 1.1rem 1.4rem; }
  .flow-node { padding: 0.9rem 1rem; }
  .flow-node strong { font-size: 1.12rem; }
  .node-tag, .link-label { font-size: 0.7rem; }
  .flow-link { height: 72px; padding-left: 1.6rem; }
  .flow-side { position: relative; padding-left: 3.4rem; padding-bottom: 0.25rem; }
  .flow-side::before {
    content: "";
    position: absolute;
    left: 1.6rem; top: 0; bottom: 0;
    width: 2px;
    background: repeating-linear-gradient(to bottom, var(--forest) 0 6px, transparent 6px 11px);
    background-size: 2px 11px;
    animation: flowY 0.9s linear infinite;
  }
  .flow-side .flow-node { max-width: none; }

  .pillar { padding: 2rem 1.4rem; }
  .pillar-head { gap: 1rem; margin-bottom: 2rem; }
  .pillar-tabs button { padding: 1rem; gap: 0.6rem; font-size: 0.92rem; }

  .partner { padding: 1.8rem 1.4rem; }

  .certificate { padding: 2.2rem 1.4rem; outline-offset: 5px; }
  .certificate::before { inset: 8px; }
  .cert-list dd.mono { font-size: 0.84rem; letter-spacing: 0; }

  .cta h2 { font-size: clamp(2.2rem, 10vw, 2.8rem); line-height: 1.1; }

  .cert-email { font-size: 0.8rem; }
  .footer-address br { display: none; }
  .footer { padding-top: 2.5rem; padding-bottom: calc(54px + 1rem + 1.75rem); }
  .footer-brand { align-items: flex-start; }
  .footer-brand img { width: 48px; height: 48px; flex-shrink: 0; }
  .footer-brand strong { font-size: 1.15rem; line-height: 1.25; display: block; margin-bottom: 0.3rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  .hero-title em::after { transform: scaleX(1); }
  html { scroll-behavior: auto; }
}