/* ==========================================================================
   Ladha Platforms Limited — Design System
   Palette:  --ladha-500 (primary) / --ladha-200 (tint) / --stone (neutral)
   Type:     Lato — the only typeface, carried by weight + scale, not variety
   Signature:facet cuts derived from the mark's folded-plane geometry, and a
             strict rhythm of white <-> ladha-500 bands that mirrors the
             two official logo lockups (dark-on-white / light-on-orange).
   ========================================================================== */

:root {
  --ladha-500: #FF4D00;
  --ladha-600: #E64500;
  --ladha-700: #C93D00;
  --ladha-200: #FFA27A;
  --ladha-100: #FFE1D1;
  --stone: #DED3CE;
  --stone-40: #DED3CE66;
  --stone-20: #DED3CE33;
  --ink: #201712;
  --ink-70: #20171299;
  --ink-45: #20171273;
  --paper: #FFFFFF;
  --paper-warm: #FFFCFA;

  --font: 'Lato', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --container: 1200px;
  --gutter: clamp(20px, 5vw, 64px);

  --ease: cubic-bezier(.16,.84,.44,1);
}

/* ---------------------------------- reset -------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}
body, h1, h2, h3, h4, p, figure, blockquote, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
input, textarea { font: inherit; color: inherit; }

body {
  font-family: var(--font);
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}

/* ---------------------------------- type --------------------------------- */
h1, h2, h3, h4 { font-weight: 900; letter-spacing: -0.02em; line-height: 1.04; }

.h1 { font-size: clamp(2.6rem, 6vw, 5.4rem); }
.h2 { font-size: clamp(2rem, 4.4vw, 3.4rem); }
.h3 { font-size: clamp(1.4rem, 2.4vw, 1.9rem); }
.h4 { font-size: 1.15rem; }

.lede { font-size: clamp(1.05rem, 2vw, 1.35rem); font-weight: 400; color: var(--ink-70); line-height: 1.55; max-width: 46ch; }

.eyebrow {
  font-weight: 900;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ladha-600);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: '';
  width: 22px;
  height: 3px;
  background: var(--ladha-500);
  display: inline-block;
  clip-path: polygon(0 0, 100% 0, 82% 100%, 0% 100%);
}
.on-dark .eyebrow { color: var(--stone); }
.on-dark .eyebrow::before { background: var(--paper); }

.mono-tag {
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-45);
}

/* --------------------------------- layout -------------------------------- */
.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.section { padding: clamp(56px, 9vw, 120px) 0; }
.section-tight { padding: clamp(36px, 6vw, 72px) 0; }

.on-dark { background: var(--ladha-500); color: var(--paper); }
.on-dark .lede { color: #FFE7DA; }
.on-stone { background: var(--stone-20); }
.on-warm { background: var(--paper-warm); }

.grid { display: grid; gap: var(--gutter); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* -------------------------------- facet system --------------------------- */
/* The single geometric idea borrowed from the mark: a plane with one corner
   folded. Used sparingly — cards, the hero device, buttons, dividers. */
.facet-tl {  clip-path: polygon(28px 0, 100% 0, 100% 100%, 0 100%, 0 28px); }
.facet-br {  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%); }
.facet-both { clip-path: polygon(28px 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%, 0 28px); }
.facet-sm.facet-tl { clip-path: polygon(14px 0, 100% 0, 100% 100%, 0 100%, 0 14px); }
.facet-sm.facet-br { clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%); }

.divider-facet {
  height: 64px;
  width: 100%;
  background: var(--paper);
}
.divider-facet.to-dark { clip-path: polygon(0 100%, 100% 0, 100% 100%); background: var(--ladha-500); }
.divider-facet.to-light { clip-path: polygon(0 0, 100% 100%, 0 100%); background: var(--paper); }

/* ---------------------------------- nav ---------------------------------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--ladha-500);
  color: var(--paper);
}
.site-nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.nav-logo { display: flex; align-items: center; gap: 12px; }
.nav-logo img { height: 30px; width: auto; }
.nav-logo span { font-weight: 900; font-size: 1rem; letter-spacing: -0.01em; }

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  padding: 8px 16px;
  font-weight: 700;
  font-size: 0.88rem;
  border-radius: 999px;
  transition: background .2s var(--ease), color .2s var(--ease);
}
.nav-links a:hover { background: rgba(255,255,255,0.14); }
.nav-links a.active { background: var(--paper); color: var(--ladha-600); }

.nav-cta {
  border: 1.5px solid rgba(255,255,255,0.6);
  padding: 9px 18px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.85rem;
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.nav-cta:hover { background: var(--paper); color: var(--ladha-600); border-color: var(--paper); }

.nav-toggle { display: none; }

@media (max-width: 860px) {
  .nav-links { position: fixed; inset: 76px 0 0 0; background: var(--ladha-500); flex-direction: column; align-items: stretch; padding: 12px var(--gutter) 32px; gap: 2px; transform: translateY(-8px); opacity: 0; pointer-events: none; transition: opacity .22s var(--ease), transform .22s var(--ease); }
  .nav-links a { padding: 14px 6px; border-radius: 0; border-bottom: 1px solid rgba(255,255,255,0.14); }
  .nav-links a.active { background: none; color: var(--paper); font-style: italic; }
  body.nav-open .nav-links { opacity: 1; transform: translateY(0); pointer-events: auto; }
  .nav-toggle { display: block; width: 30px; height: 22px; position: relative; }
  .nav-toggle span { position: absolute; left: 0; right: 0; height: 2.5px; background: var(--paper); transition: transform .22s var(--ease), opacity .22s var(--ease); }
  .nav-toggle span:nth-child(1) { top: 0; }
  .nav-toggle span:nth-child(2) { top: 9.5px; }
  .nav-toggle span:nth-child(3) { top: 19px; }
  body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(9.5px) rotate(45deg); }
  body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-9.5px) rotate(-45deg); }
  .nav-cta { display: none; }
}

/* --------------------------------- buttons -------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform .2s var(--ease), background .2s var(--ease), color .2s var(--ease);
}
.btn-primary { background: var(--ink); color: var(--paper); clip-path: polygon(14px 0, 100% 0, 100% 100%, 0 100%, 0 14px); }
.btn-primary:hover { background: var(--ladha-500); transform: translateY(-2px); }
.btn-outline { border: 1.5px solid var(--ink); clip-path: polygon(14px 0, 100% 0, 100% 100%, 0 100%, 0 14px); }
.btn-outline:hover { background: var(--ink); color: var(--paper); transform: translateY(-2px); }
.on-dark .btn-outline { border-color: var(--paper); }
.on-dark .btn-outline:hover { background: var(--paper); color: var(--ladha-600); }
.btn-ghost { font-weight: 700; border-bottom: 2px solid var(--ladha-500); padding: 2px 0; }
.btn-ghost:hover { color: var(--ladha-600); }
.btn svg { width: 16px; height: 16px; }

/* --------------------------------- cards ---------------------------------- */
.card {
  background: var(--paper);
  border: 1px solid var(--stone);
  padding: 32px;
}
.card-stone { background: var(--stone-20); border-color: transparent; }

/* -------------------------------- hero ------------------------------------ */
.hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(48px, 9vw, 96px);
  padding-bottom: clamp(64px, 10vw, 120px);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(24px, 5vw, 64px);
  align-items: center;
}
@media (max-width: 980px) { .hero-grid { grid-template-columns: 1fr; } }

.hero-mark {
  position: relative;
  aspect-ratio: 1 / 0.85;
}
.hero-mark svg { width: 100%; height: 100%; }
.facet-piece { transform-origin: center; animation: drift 9s ease-in-out infinite; }
.facet-piece:nth-child(2) { animation-delay: -3s; }
@keyframes drift {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-6px) rotate(0.6deg); }
}

.stat-row { display: flex; gap: clamp(24px, 5vw, 56px); flex-wrap: wrap; }
.stat-num { font-weight: 900; font-size: 2.1rem; letter-spacing: -0.02em; color: var(--ladha-600); }
.on-dark .stat-num { color: var(--paper); }
.stat-label { font-size: 0.85rem; color: var(--ink-45); max-width: 18ch; }
.on-dark .stat-label { color: #FFE0D0; }

/* -------------------------------- page header ------------------------------ */
.page-header {
  background: var(--ladha-500);
  color: var(--paper);
  padding: clamp(64px, 11vw, 128px) 0 clamp(48px, 8vw, 80px);
}
.page-header .eyebrow { color: var(--stone); }
.page-header .eyebrow::before { background: var(--paper); }
.page-header .lede { color: #FFE0D0; margin-top: 18px; }
.crumb { font-size: 0.8rem; font-weight: 700; color: #FFCBAE; margin-bottom: 20px; }
.crumb a:hover { color: var(--paper); }

/* -------------------------------- footer ----------------------------------- */
.site-footer {
  background: var(--ink);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}
.site-footer .wrap { padding-top: clamp(56px, 9vw, 96px); padding-bottom: 32px; position: relative; z-index: 1; }
.footer-mark {
  position: absolute;
  right: -6%;
  bottom: -18%;
  width: 44%;
  min-width: 340px;
  opacity: 0.08;
  z-index: 0;
  pointer-events: none;
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr; gap: 40px; padding-bottom: 56px; border-bottom: 1px solid rgba(255,255,255,0.14); }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h4 { font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--stone); margin-bottom: 18px; font-weight: 700; }
.footer-grid a, .footer-grid p { display: block; font-size: 0.92rem; color: #E9E2DC; margin-bottom: 10px; }
.footer-grid a:hover { color: var(--ladha-200); }
.footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.footer-logo img { height: 32px; }
.footer-logo span { font-weight: 900; font-size: 1.1rem; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 24px; flex-wrap: wrap; gap: 12px; }
.footer-bottom p { font-size: 0.8rem; color: #B8ADA6; }
.social-row { display: flex; gap: 14px; }
.social-row a { width: 36px; height: 36px; border: 1px solid rgba(255,255,255,0.2); display: flex; align-items: center; justify-content: center; transition: background .2s var(--ease), border-color .2s var(--ease); }
.social-row a:hover { background: var(--ladha-500); border-color: var(--ladha-500); }
.social-row svg { width: 17px; height: 17px; fill: none; stroke: var(--paper); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

/* -------------------------------- misc components --------------------------- */
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; }
.tag { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.04em; padding: 6px 12px; background: var(--stone-40); }
.on-dark .tag { background: rgba(255,255,255,0.16); }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gutter); align-items: start; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: translateY(0); }

.marquee-track { display: flex; gap: 48px; white-space: nowrap; animation: scroll-x 26s linear infinite; }
@keyframes scroll-x { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.marquee-wrap { overflow: hidden; border-top: 1px solid var(--stone); border-bottom: 1px solid var(--stone); }
.marquee-track span { font-weight: 900; font-size: 1rem; color: var(--ink-45); letter-spacing: 0.02em; }

.project-row {
  display: grid;
  grid-template-columns: 90px 1fr auto;
  gap: 28px;
  align-items: center;
  padding: 30px 0;
  border-bottom: 1px solid var(--stone);
  transition: background .25s var(--ease);
}
.project-row:hover { background: var(--stone-20); }
.project-row .plogo { width: 64px; height: 64px; background: var(--ink); display: flex; align-items: center; justify-content: center; clip-path: polygon(10px 0, 100% 0, 100% 100%, 0 100%, 0 10px); }
.project-row .plogo span { color: var(--paper); font-weight: 900; font-size: 1.1rem; }
.project-row h3 { margin-bottom: 6px; }
.project-row p { color: var(--ink-45); font-size: 0.95rem; max-width: 52ch; }
.project-row .parrow { width: 44px; height: 44px; border: 1.5px solid var(--ink); display: flex; align-items: center; justify-content: center; transition: background .2s var(--ease), transform .2s var(--ease); }
.project-row:hover .parrow { background: var(--ladha-500); border-color: var(--ladha-500); transform: rotate(45deg); }
.project-row .parrow svg { width: 18px; height: 18px; }
@media (max-width: 700px) {
  .project-row { grid-template-columns: 56px 1fr; }
  .project-row .parrow { display: none; }
}

.team-card { text-align: left; }
.team-photo { aspect-ratio: 4/5; background: var(--stone-40); margin-bottom: 16px; clip-path: polygon(20px 0, 100% 0, 100% 100%, 0 100%, 0 20px); display: flex; align-items: center; justify-content: center; }
.team-photo span { font-weight: 900; font-size: 2rem; color: var(--ink-45); }
.team-card h4 { margin-bottom: 2px; }
.team-card .role { color: var(--ladha-600); font-weight: 700; font-size: 0.85rem; }

.value-card .num { font-weight: 900; font-size: 0.85rem; color: var(--ladha-500); margin-bottom: 14px; letter-spacing: 0.06em; }

.form-field { margin-bottom: 20px; }
.form-field label { display: block; font-weight: 700; font-size: 0.82rem; margin-bottom: 8px; }
.form-field input, .form-field textarea {
  width: 100%;
  border: 1.5px solid var(--stone);
  background: var(--paper);
  padding: 14px 16px;
  font-size: 0.95rem;
  transition: border-color .2s var(--ease);
}
.form-field input:focus, .form-field textarea:focus { outline: none; border-color: var(--ladha-500); }
.form-note { font-size: 0.78rem; color: var(--ink-45); margin-top: 14px; }

.info-line { display: flex; gap: 14px; padding: 18px 0; border-bottom: 1px solid rgba(255,255,255,0.16); }
.info-line .k { font-weight: 700; font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--stone); width: 100px; flex-shrink: 0; }
.info-line .v { font-size: 1rem; }
.info-line a:hover { color: var(--ladha-200); }

:focus-visible { outline: 2.5px solid var(--ladha-600); outline-offset: 3px; }