/* =========================================================
   Citrus Glen Capital — Design System
   Restrained, editorial, generous whitespace.
   ========================================================= */

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: #ffffff;
  color: #1d1d1f;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
               "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 17px;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
}
body { overflow-x: hidden; }

:root {
  --ink: #1d1d1f;
  --ink-2: #424245;
  --gray-1: #f5f5f7;
  --gray-2: #e8e8ed;
  --gray-3: #86868b;
  --gray-4: #d2d2d7;
  --white: #ffffff;
  --accent: #e08a2b;
  --accent-deep: #b86a15;
  --accent-soft: #f6d7a8;

  --max: 1200px;
  --content: 980px;
  --radius: 18px;
  --radius-lg: 28px;

  --t-fast: 200ms cubic-bezier(.4,.0,.2,1);
  --t-med: 380ms cubic-bezier(.4,.0,.2,1);
  --t-slow: 600ms cubic-bezier(.16,.84,.44,1);
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
img { max-width: 100%; display: block; }

h1, h2, h3, h4 { margin: 0; font-weight: 600; letter-spacing: -0.022em; color: var(--ink); }
p { margin: 0; }

.eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--accent-deep);
  text-transform: uppercase;
  display: inline-flex; align-items: center; gap: 6px;
}

.display {
  font-size: clamp(40px, 6.4vw, 80px);
  line-height: 1.04;
  font-weight: 600;
  letter-spacing: -0.028em;
}
.h-section {
  font-size: clamp(32px, 4.2vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.022em;
  font-weight: 600;
}
.h-sub {
  font-size: clamp(20px, 2vw, 24px);
  line-height: 1.35;
  color: var(--ink-2);
  font-weight: 400;
}
.body-lg {
  font-size: 19px;
  line-height: 1.55;
  color: var(--ink-2);
}
.caption { font-size: 13px; color: var(--gray-3); }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.content { max-width: var(--content); margin: 0 auto; padding: 0 24px; }
.section { padding: 120px 0; }
.section-sm { padding: 80px 0; }
@media (max-width: 720px) {
  .section { padding: 72px 0; }
  .section-sm { padding: 56px 0; }
}

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  height: 44px; padding: 0 22px;
  border-radius: 999px;
  font-size: 15px; font-weight: 500;
  transition: transform var(--t-fast), background var(--t-fast), opacity var(--t-fast), color var(--t-fast);
  will-change: transform;
}
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { transform: scale(1.02); background: #000; }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--gray-4); }
.btn-ghost:hover { background: var(--gray-1); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-deep); transform: scale(1.02); }
.btn-outline-light { color: #fff; border: 1px solid rgba(255,255,255,0.3); }
.btn-outline-light:hover { background: rgba(255,255,255,0.08); }

.link {
  color: var(--accent-deep);
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 17px;
  transition: color var(--t-fast);
}
.link:hover { color: var(--accent); }
.link .chev { transition: transform var(--t-fast); }
.link:hover .chev { transform: translateX(3px); }

/* -------- Nav -------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  height: 52px;
  z-index: 1000;
  display: flex; align-items: center;
  background: rgba(255,255,255,0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast);
}
.nav.scrolled { border-bottom-color: rgba(0,0,0,0.08); }
.nav-inner {
  max-width: var(--max);
  width: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-size: 15px; font-weight: 600; letter-spacing: -0.01em;
}
.brand-mark { width: 22px; height: 22px; display: grid; place-items: center; color: var(--accent); }
.wordmark { display: inline-flex; align-items: baseline; gap: 6px; }
.wordmark .mute { color: var(--gray-3); font-weight: 500; }
.nav-links {
  display: flex; align-items: center; gap: 6px;
  list-style: none; margin: 0; padding: 0;
}
.nav-links a {
  padding: 6px 14px;
  font-size: 13px; color: var(--ink); opacity: 0.88;
  transition: opacity var(--t-fast);
  border-radius: 999px;
}
.nav-links a:hover { opacity: 1; }
.nav-links a.active { opacity: 1; color: var(--accent-deep); }

.nav-cta {
  height: 32px; padding: 0 14px;
  background: var(--ink); color: #fff;
  border-radius: 999px;
  font-size: 13px; font-weight: 500;
  display: inline-flex; align-items: center;
  transition: background var(--t-fast);
}
.nav-cta:hover { background: #000; }
.nav-right { display: flex; align-items: center; gap: 10px; }

.nav-toggle { display: none; }

@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-toggle {
    display: inline-flex; width: 36px; height: 36px;
    align-items: center; justify-content: center;
  }
  .nav-mobile {
    position: fixed; top: 52px; left: 0; right: 0; bottom: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(20px);
    padding: 24px;
    display: flex; flex-direction: column; gap: 4px;
    transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: opacity var(--t-med), transform var(--t-med);
    z-index: 999;
  }
  .nav-mobile.open { opacity: 1; transform: translateY(0); pointer-events: auto; }
  .nav-mobile a {
    font-size: 22px; font-weight: 500; padding: 16px 8px;
    border-bottom: 1px solid var(--gray-2);
    color: var(--ink);
  }
  .nav-mobile a.active { color: var(--accent-deep); }
  .nav-mobile .nav-cta {
    margin-top: 16px; height: 44px; font-size: 15px; padding: 0 22px;
    align-self: flex-start;
  }
  .hide-mobile { display: none !important; }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--t-slow), transform var(--t-slow);
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 860px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

/* placeholders */
.ph {
  position: relative;
  background: var(--gray-1);
  border-radius: var(--radius);
  overflow: hidden;
  background-image:
    linear-gradient(135deg, rgba(0,0,0,0.03) 0%, rgba(0,0,0,0.06) 100%),
    repeating-linear-gradient(45deg, transparent 0px, transparent 24px,
      rgba(0,0,0,0.025) 24px, rgba(0,0,0,0.025) 25px);
}
.ph::after {
  content: attr(data-label);
  position: absolute;
  left: 16px; bottom: 14px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11px;
  color: var(--gray-3);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.ph-dark {
  background: #0a0a0c;
  background-image:
    linear-gradient(135deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.01) 100%),
    repeating-linear-gradient(45deg, transparent 0px, transparent 24px,
      rgba(255,255,255,0.04) 24px, rgba(255,255,255,0.04) 25px);
}
.ph-dark::after { color: rgba(255,255,255,0.45); }
.ph-accent {
  background: #fbf3e6;
  background-image:
    linear-gradient(135deg, rgba(224,138,43,0.08) 0%, rgba(224,138,43,0.16) 100%),
    repeating-linear-gradient(45deg, transparent 0px, transparent 24px,
      rgba(224,138,43,0.1) 24px, rgba(224,138,43,0.1) 25px);
}
.ph-warm {
  background: #f6efe6;
  background-image:
    linear-gradient(135deg, rgba(184,106,21,0.05) 0%, rgba(184,106,21,0.10) 100%),
    repeating-linear-gradient(45deg, transparent 0px, transparent 24px,
      rgba(184,106,21,0.07) 24px, rgba(184,106,21,0.07) 25px);
}

/* Hero visual */
.hero-visual {
  aspect-ratio: 16/9;
  border-radius: var(--radius-lg);
}

/* Metrics */
.metric { text-align: center; padding: 24px 8px; }
.metric-value {
  font-size: clamp(40px, 5.4vw, 64px);
  font-weight: 600;
  letter-spacing: -0.028em;
  color: var(--ink);
  line-height: 1;
}
.metric-label { margin-top: 14px; color: var(--gray-3); font-size: 15px; }

/* Region list */
.region-list { display: flex; flex-direction: column; justify-content: center; gap: 24px; padding: 16px 8px; }
.region-row {
  display: flex; justify-content: space-between; align-items: baseline;
  padding-bottom: 20px; border-bottom: 1px solid var(--gray-2);
}
.region-row .name { font-size: 22px; font-weight: 600; letter-spacing: -0.01em; }
.region-row .detail { color: var(--gray-3); font-size: 15px; }

/* Capability cards */
.cap-list { display: flex; flex-direction: column; gap: 20px; }
.cap {
  background: var(--gray-1);
  color: var(--ink);
  border-radius: var(--radius-lg);
  padding: 64px 40px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
}
.cap .cap-copy h3 {
  font-size: clamp(28px, 3vw, 40px);
  margin-top: 14px;
}
.cap .cap-copy p {
  margin-top: 18px;
  font-size: 18px;
  line-height: 1.55;
  max-width: 480px;
  color: var(--ink-2);
}
.cap .cap-eyebrow {
  font-size: 13px; font-weight: 600; letter-spacing: 0.02em;
  color: var(--accent-deep); text-transform: uppercase;
}
.cap .cap-visual {
  aspect-ratio: 5/4;
  border-radius: var(--radius);
}
.cap.warm { background: #f6efe6; }
.cap.accent { background: #fbf3e6; }
.cap.accent .cap-eyebrow { color: var(--accent-deep); }
.cap.dark { background: #0a0a0c; color: #fff; }
.cap.dark h3 { color: #fff; }
.cap.dark .cap-copy p { color: rgba(255,255,255,0.7); }
.cap.dark .cap-eyebrow { color: rgba(255,255,255,0.55); }

@media (max-width: 860px) {
  .cap { grid-template-columns: 1fr; padding: 40px 28px; gap: 32px; }
  .cap .cap-visual { aspect-ratio: 16/10; }
}

/* Project cards */
.project-card { display: block; }
.project-card .ph {
  aspect-ratio: 4/3;
  border-radius: var(--radius);
  transition: transform var(--t-med);
}
.project-card:hover .ph { transform: translateY(-4px); }
.project-meta { margin-top: 16px; }
.project-meta .loc {
  font-size: 12px; color: var(--gray-3);
  text-transform: uppercase; letter-spacing: 0.04em;
}
.project-meta .name {
  font-size: 22px; font-weight: 600; margin-top: 6px; letter-spacing: -0.01em;
}
.project-meta .desc { font-size: 15px; color: var(--ink-2); margin-top: 4px; }

/* Dark CTA */
.cta-dark {
  border-radius: var(--radius-lg);
  background: #0a0a0c;
  color: #fff;
  padding: 72px 40px;
  text-align: center;
}
.cta-dark h2 { color: #fff; }
.cta-dark p {
  color: rgba(255,255,255,0.7);
  font-size: 19px;
  max-width: 560px;
  margin: 20px auto 32px;
}
.cta-dark .btns { display: flex; gap: 12px; justify-content: center; flexWrap: wrap; flex-wrap: wrap; }

/* Hero layout */
.hero { padding-top: 140px; padding-bottom: 80px; }
.hero .content { text-align: center; }
.hero-ctas { margin-top: 36px; display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* Footer */
.footer {
  border-top: 1px solid var(--gray-2);
  background: var(--gray-1);
  padding: 64px 0 40px;
  color: var(--ink-2);
}
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 48px; }
.footer h5 {
  font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.04em; color: var(--gray-3);
  margin-bottom: 14px; font-weight: 600;
}
.footer a {
  display: block; padding: 4px 0;
  color: var(--ink);
  font-size: 13px;
  transition: color var(--t-fast);
}
.footer a:hover { color: var(--accent-deep); }
.footer-brand-desc {
  font-size: 13px; color: var(--gray-3); max-width: 280px; line-height: 1.6;
  margin-top: 12px;
}
.footer-bottom {
  margin-top: 48px; padding-top: 24px;
  border-top: 1px solid var(--gray-2);
  display: flex; justify-content: space-between;
  color: var(--gray-3); font-size: 12px;
  flex-wrap: wrap; gap: 12px;
}
.footer-legal { display: flex; gap: 20px; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }

::selection { background: var(--accent-soft); color: var(--ink); }