:root {
  --primary: #f59a3d;
  --primary-strong: #d77718;
  --dark: #1e1e1e;
  --text: #232323;
  --muted: #6d7280;
  --background: #f7f8fa;
  --surface: #ffffff;
  --surface-soft: #fbfaf8;
  --line: #e5e7eb;
  --radius: 16px;
  --radius-lg: 28px;
  --shadow: 0 18px 60px rgba(30, 30, 30, 0.08);
  --shadow-soft: 0 10px 30px rgba(30, 30, 30, 0.055);
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body {
  margin: 0;
  font-family: "Lexend", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top left, rgba(245, 154, 61, 0.12), transparent 32rem), var(--background);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}
body.nav-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
::selection { background: rgba(245, 154, 61, 0.26); }

.container { width: min(calc(100% - 32px), var(--container)); margin-inline: auto; }
.section { padding: 72px 0; }
.skip-link, .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.skip-link:focus {
  width: auto;
  height: auto;
  clip: auto;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 12px 16px;
  border-radius: 999px;
  background: var(--dark);
  color: white;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(229, 231, 235, 0.72);
  background: rgba(247, 248, 250, 0.86);
  backdrop-filter: blur(18px);
}
.nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand img { width: 178px; height: auto; }
.nav-menu { display: flex; align-items: center; gap: 8px; }
.nav-menu a { padding: 10px 14px; border-radius: 999px; color: #3a3d45; font-size: 0.93rem; transition: 180ms ease; }
.nav-menu a:hover, .nav-menu a:focus-visible { background: #fff; color: var(--dark); box-shadow: var(--shadow-soft); outline: none; }
.nav-menu .nav-cta { background: var(--dark); color: white; }
.nav-menu .nav-cta:hover, .nav-menu .nav-cta:focus-visible { background: var(--primary); color: var(--dark); }
.nav-toggle { display: none; border: 0; background: white; width: 44px; height: 44px; border-radius: 14px; box-shadow: var(--shadow-soft); }
.nav-toggle span:not(.sr-only) { display: block; width: 20px; height: 2px; margin: 4px auto; background: var(--dark); transition: 180ms ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.hero { padding: 92px 0 72px; }
.hero-grid, .atlas-grid, .contact-grid, .approach-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 32px; align-items: center; }
.eyebrow { margin: 0 0 14px; color: var(--primary-strong); font-size: 0.78rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 20px; color: var(--dark); font-size: clamp(2.45rem, 12vw, 5.55rem); line-height: 0.95; letter-spacing: -0.075em; }
h2 { margin-bottom: 16px; color: var(--dark); font-size: clamp(2rem, 8vw, 3.85rem); line-height: 1; letter-spacing: -0.06em; }
h3 { color: var(--dark); line-height: 1.15; letter-spacing: -0.025em; }
.hero-lead, .section-lead { color: #4b515c; font-size: clamp(1.04rem, 2vw, 1.22rem); max-width: 760px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 30px 0; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 13px 20px; border: 1px solid transparent; border-radius: 999px; font-weight: 700; transition: 180ms ease; }
.button-primary { background: var(--dark); color: white; box-shadow: var(--shadow-soft); }
.button-primary:hover, .button-primary:focus-visible { background: var(--primary); color: var(--dark); transform: translateY(-2px); outline: none; }
.button-ghost { background: rgba(255,255,255,0.68); border-color: var(--line); color: var(--dark); }
.button-ghost:hover, .button-ghost:focus-visible { background: #fff; transform: translateY(-2px); outline: none; }
.hero-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 0; }
.hero-metrics div { padding: 16px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,0.72); }
.hero-metrics dt { color: var(--dark); font-weight: 800; font-size: 1.25rem; }
.hero-metrics dd { margin: 2px 0 0; color: var(--muted); font-size: 0.82rem; }

.dashboard-hero, .app-mockup, .feature-card, .solution-card, .principle-card, .team-card, .contact-form, .portfolio-card {
  border: 1px solid rgba(226, 228, 232, 0.9);
  background: rgba(255,255,255,0.82);
  box-shadow: var(--shadow-soft);
}
.dashboard-hero { padding: 18px; border-radius: 30px; backdrop-filter: blur(10px); }
.dashboard-topbar { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; color: var(--muted); }
.dashboard-topbar span { width: 10px; height: 10px; border-radius: 50%; background: #d8dce3; }
.dashboard-topbar span:first-child { background: var(--primary); }
.dashboard-topbar strong { margin-left: auto; font-size: 0.82rem; }
.dashboard-card { border-radius: 24px; background: var(--dark); color: white; padding: 20px; }
.main-signal { display: flex; justify-content: space-between; gap: 18px; }
.main-signal p, .main-signal strong { margin: 0; }
.main-signal p { color: #c5cad2; font-size: 0.86rem; }
.main-signal strong { font-size: 2rem; letter-spacing: -0.05em; }
.signal-chart { display: flex; align-items: end; gap: 8px; min-width: 106px; }
.signal-chart i { width: 13px; border-radius: 99px; background: var(--primary); }
.signal-chart i:nth-child(1) { height: 34px; opacity: .55; } .signal-chart i:nth-child(2) { height: 58px; opacity: .7; } .signal-chart i:nth-child(3) { height: 42px; } .signal-chart i:nth-child(4) { height: 78px; } .signal-chart i:nth-child(5) { height: 52px; opacity: .82; }
.dashboard-mini-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 14px 0; }
.dashboard-mini-grid article { padding: 16px; border-radius: 20px; background: #f4f6f8; }
.dashboard-mini-grid span, .narrative-row span { display: block; color: var(--muted); font-size: 0.78rem; }
.dashboard-mini-grid strong { color: var(--dark); font-size: 1.35rem; letter-spacing: -0.04em; }
.narrative-row { display: grid; grid-template-columns: 120px 1fr; align-items: center; gap: 12px; margin-top: 12px; }
.narrative-row div { height: 10px; border-radius: 99px; background: #edf0f3; overflow: hidden; }
.narrative-row i { display: block; height: 100%; border-radius: inherit; background: var(--primary); }

.section-heading { max-width: 840px; margin-bottom: 28px; }
.feature-grid, .solutions-grid, .team-grid, .portfolio-grid, .principles-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.feature-card, .solution-card, .principle-card, .team-card, .portfolio-card { border-radius: var(--radius-lg); padding: 24px; }
.feature-card { min-height: 280px; display: flex; flex-direction: column; justify-content: space-between; }
.card-index { color: var(--primary); font-weight: 800; }
.feature-card p, .solution-card p, .principle-card p, .team-card p, .portfolio-card p { color: var(--muted); }

.atlas-section { background: linear-gradient(180deg, rgba(255,255,255,0.52), rgba(247,248,250,0)); }
.capability-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.capability-list span, .chip, .solution-card span, .project-tag { border: 1px solid rgba(245,154,61,.32); background: #fff7ef; color: #93510f; border-radius: 999px; padding: 8px 12px; font-size: 0.78rem; font-weight: 700; }
.app-mockup { border-radius: 30px; padding: 12px; display: grid; grid-template-columns: 72px 1fr; min-height: 520px; background: #fff; }
.mockup-sidebar { border-radius: 22px; background: var(--dark); color: white; padding: 16px 12px; display: flex; flex-direction: column; gap: 18px; }
.mockup-sidebar span { height: 36px; border-radius: 12px; background: rgba(255,255,255,.12); }
.mockup-sidebar span:nth-child(2) { background: var(--primary); }
.mockup-content { padding: 16px; min-width: 0; }
.mockup-header, .mockup-stats { display: grid; gap: 12px; }
.mockup-header { grid-template-columns: 1fr; margin-bottom: 14px; }
.mockup-header small { color: var(--muted); display: block; }
.mockup-header strong { font-size: 1.4rem; letter-spacing: -0.04em; }
.mockup-header button { border: 0; background: var(--dark); color: white; border-radius: 999px; padding: 10px 14px; }
.mockup-stats { grid-template-columns: repeat(3, 1fr); margin-bottom: 14px; }
.mockup-stats article { padding: 14px; border-radius: 18px; background: #f4f6f8; }
.mockup-stats span { display: block; color: var(--muted); font-size: 0.72rem; }
.mockup-stats strong { font-size: 1.3rem; }
.mockup-panel { padding: 22px; border-radius: 24px; background: #fff7ef; }
.mockup-panel .chip { display: inline-flex; margin-bottom: 12px; background: white; }
.mockup-lines { margin-top: 16px; display: grid; gap: 12px; }
.mockup-lines i { height: 18px; border-radius: 99px; background: #edf0f3; }
.mockup-lines i:nth-child(1) { width: 96%; } .mockup-lines i:nth-child(2) { width: 72%; } .mockup-lines i:nth-child(3) { width: 84%; }

.solution-card { transition: 180ms ease; }
.solution-card:hover, .portfolio-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.solution-card span { display: inline-flex; margin-bottom: 18px; }
.portfolio-section { background: var(--surface-soft); }
.filters { display: flex; gap: 10px; overflow-x: auto; padding-bottom: 12px; margin-bottom: 20px; }
.filter-button { flex: 0 0 auto; border: 1px solid var(--line); background: white; color: #4b515c; border-radius: 999px; padding: 10px 14px; font-weight: 700; }
.filter-button[aria-selected="true"], .filter-button:hover, .filter-button:focus-visible { background: var(--dark); color: white; outline: none; }
.portfolio-card { overflow: hidden; padding: 0; display: flex; flex-direction: column; }
.portfolio-card img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; background: #f0f2f5; }
.portfolio-card-body { padding: 20px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.portfolio-card h3, .portfolio-card p { margin-bottom: 0; }
.project-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.portfolio-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.portfolio-actions .button { min-height: 42px; padding: 10px 15px; font-size: .88rem; }

.approach-grid { align-items: start; }
.principle-card strong { display: block; color: var(--dark); margin-bottom: 8px; font-size: 1.1rem; }
.team-avatar { display: grid; place-items: center; width: 76px; height: 76px; margin-bottom: 24px; border-radius: 24px; background: var(--dark); color: var(--primary); font-weight: 800; font-size: 1.25rem; }
.contact-section { background: var(--dark); color: white; }
.contact-section h2, .contact-section .section-lead { color: white; }
.contact-section .eyebrow { color: var(--primary); }
address { display: grid; gap: 12px; font-style: normal; }
address a { color: #e9edf3; border-bottom: 1px solid rgba(255,255,255,.18); padding-bottom: 10px; }
.contact-form { background: white; color: var(--text); padding: 22px; border-radius: var(--radius-lg); }
.form-field { display: grid; gap: 8px; margin-bottom: 16px; }
.form-field label { font-weight: 700; color: var(--dark); }
.form-field input, .form-field textarea { width: 100%; border: 1px solid var(--line); border-radius: 14px; padding: 13px 14px; background: #f8fafc; color: var(--text); }
.form-field input:focus, .form-field textarea:focus { outline: 3px solid rgba(245,154,61,.24); border-color: var(--primary); background: white; }
.form-note { margin: 14px 0 0; color: var(--muted); font-size: 0.85rem; }

.site-footer { padding: 48px 0 26px; background: #fff; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 28px; }
.site-footer img { width: 180px; margin-bottom: 14px; }
.site-footer p, .site-footer a { color: var(--muted); }
.site-footer h2 { font-size: 1rem; letter-spacing: 0; margin-bottom: 12px; }
.site-footer a { display: block; margin: 8px 0; }
.footer-bottom { border-top: 1px solid var(--line); margin-top: 28px; padding-top: 18px; }
.footer-bottom p { margin: 0; font-size: .9rem; }

.project-modal { width: min(720px, calc(100% - 28px)); border: 0; border-radius: 28px; padding: 0; box-shadow: 0 30px 90px rgba(0,0,0,.24); }
.project-modal::backdrop { background: rgba(15, 18, 24, .5); backdrop-filter: blur(6px); }
.modal-close { position: absolute; right: 12px; top: 12px; width: 42px; height: 42px; border: 0; border-radius: 50%; background: white; box-shadow: var(--shadow-soft); font-size: 1.6rem; z-index: 2; }
.modal-inner img { width: 100%; aspect-ratio: 16 / 8; object-fit: cover; border-radius: 28px 28px 0 0; }
.modal-body { padding: 26px; }
.modal-body h2 { font-size: clamp(1.8rem, 6vw, 3rem); }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 560ms ease, transform 560ms ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .nav-menu { position: fixed; inset: 76px 16px auto; display: grid; gap: 6px; padding: 14px; border: 1px solid var(--line); border-radius: 24px; background: rgba(255,255,255,.96); box-shadow: var(--shadow); transform: translateY(-12px); opacity: 0; pointer-events: none; transition: 180ms ease; }
  .nav-menu.is-open { opacity: 1; pointer-events: auto; transform: translateY(0); }
  .nav-menu a { padding: 14px 16px; }
}

@media (min-width: 720px) {
  .container { width: min(calc(100% - 48px), var(--container)); }
  .section { padding: 96px 0; }
  .hero-grid, .atlas-grid, .contact-grid, .approach-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 48px; }
  .three-columns { grid-template-columns: repeat(3, 1fr); }
  .solutions-grid, .portfolio-grid, .team-grid { grid-template-columns: repeat(2, 1fr); }
  .principles-grid { grid-template-columns: repeat(2, 1fr); }
  .mockup-header { grid-template-columns: 1fr auto; align-items: center; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
}

@media (min-width: 1040px) {
  .hero-grid { grid-template-columns: minmax(0, 1.08fr) minmax(420px, .92fr); }
  .solutions-grid, .portfolio-grid { grid-template-columns: repeat(4, 1fr); }
  .team-grid { grid-template-columns: repeat(4, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(3, 1fr); }
  .section-heading { margin-bottom: 40px; }
}

@media (max-width: 420px) {
  .container { width: min(calc(100% - 24px), var(--container)); }
  .brand img { width: 150px; }
  .hero { padding-top: 64px; }
  .hero-metrics, .dashboard-mini-grid, .mockup-stats { grid-template-columns: 1fr; }
  .narrative-row { grid-template-columns: 1fr; }
  .app-mockup { grid-template-columns: 1fr; min-height: auto; }
  .mockup-sidebar { display: none; }
  .feature-card, .solution-card, .principle-card, .team-card, .contact-form { padding: 20px; }
}