/* ================================================================
   ARTOFDEV.SPACE — Design System + Site Styles
   Base: corporate light · Deep Navy structure · Blue action
   80–85 % light. Cyan as measured accent only. No dark theme.
   ================================================================ */

/* ─── Design Tokens ──────────────────────────────────────────── */
:root {
  /* Core backgrounds */
  --bg:          #FFFFFF;
  --bg-soft:     #F8FAFC;
  --bg-alt:      #EFF6FF;
  --bg-elevated: #FFFFFF;
  --bg-muted:    #F1F5F9;
  --bg-dark:     #0B1220;

  /* Typography */
  --text:        #0F172A;
  --text-strong: #0B1220;
  --text-soft:   #475569;
  --text-muted:  #64748B;
  --text-inverse:#FFFFFF;

  /* Brand */
  --primary:        #1D4ED8;
  --primary-hover:  #1E40AF;
  --primary-active: #1E3A8A;
  --primary-soft:   #DBEAFE;

  --accent:      #0891B2;
  --accent-soft: #CFFAFE;

  /* Feedback */
  --success:      #059669;
  --success-soft: #D1FAE5;
  --warning:      #D97706;
  --danger:       #DC2626;

  /* Borders */
  --border:        #CBD5E1;
  --border-soft:   #E2E8F0;
  --border-strong: #64748B;

  /* Shadows */
  --shadow-sm:   0 1px 2px rgba(11, 18, 32, 0.04);
  --shadow-md:   0 8px 24px rgba(11, 18, 32, 0.08);
  --shadow-lg:   0 20px 50px rgba(11, 18, 32, 0.10);
  --shadow-blue: 0 10px 28px rgba(29, 78, 216, 0.18);

  /* Radius */
  --radius-sm:  10px;
  --radius-md:  16px;
  --radius-lg:  24px;
  --radius-xl:  32px;
  --radius-pill: 999px;

  /* Layout */
  --container: 1200px;
  --nav-h:     76px;

  /* Typography */
  --font-head: 'Space Grotesk', system-ui, sans-serif;
  --font-body: Inter, ui-sans-serif, system-ui, sans-serif;

  --fs-xs:  0.75rem;
  --fs-sm:  0.875rem;
  --fs-md:  1rem;
  --fs-lg:  1.125rem;
  --fs-xl:  1.25rem;
  --fs-2xl: 1.5rem;
  --fs-3xl: 2rem;

  --lh-tight:   1.1;
  --lh-snug:    1.25;
  --lh-normal:  1.6;
  --lh-relaxed: 1.75;

  /* Motion */
  --ease:            cubic-bezier(0.22, 1, 0.36, 1);
  --transition-fast: 160ms var(--ease);
  --transition-base: 240ms var(--ease);
  --transition-slow: 360ms var(--ease);
}

/* ─── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: var(--lh-normal);
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
a  { text-decoration: none; color: inherit;
     transition: color var(--transition-fast), opacity var(--transition-fast); }
img, svg, video { display: block; max-width: 100%; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea { font-family: inherit; font-size: inherit; }
::selection { background: var(--primary-soft); color: var(--text-strong); }

/* ─── Layout helpers ─────────────────────────────────────────── */
.container { max-width: var(--container); margin: 0 auto; padding: 0 32px; }
.section    { padding: 112px 0; }
.section-sm { padding: 80px 0; }

/* ─── Section header atoms ───────────────────────────────────── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--primary-soft);
  color: var(--primary);
  font-family: var(--font-head);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: clamp(2rem, 3vw, 2.8rem);
  font-weight: 800;
  line-height: var(--lh-tight);
  letter-spacing: -0.03em;
  color: var(--text-strong);
}
.section-sub {
  max-width: 680px;
  margin: 0;
  font-size: var(--fs-lg);
  line-height: var(--lh-relaxed);
  color: var(--text-soft);
}

/* ─── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 14px;
  border: 1px solid transparent;
  font-family: var(--font-head);
  font-size: var(--fs-sm);
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  text-decoration: none;
  transition:
    transform       var(--transition-fast),
    background-color var(--transition-fast),
    color           var(--transition-fast),
    border-color    var(--transition-fast),
    box-shadow      var(--transition-fast);
}
.btn:hover { transform: translateY(-1px); }
.btn:focus-visible { outline: 3px solid rgba(29,78,216,.18); outline-offset: 2px; }
.btn-icon { width: 16px; height: 16px; flex-shrink: 0; }

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-blue);
}
.btn-primary:hover { background: var(--primary-hover); color: #fff; }

.btn-ghost-white {
  background: transparent;
  color: var(--text-strong);
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}
.btn-ghost-white:hover {
  background: var(--bg-soft);
  border-color: var(--border-strong);
  color: var(--text-strong);
}

/* ─── NAV ────────────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.90);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-soft);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}
.nav.scrolled {
  background: rgba(255,255,255,0.97);
  box-shadow: var(--shadow-md);
}
.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
  min-height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text-strong);
  font-family: var(--font-head);
  font-weight: 800;
  font-size: var(--fs-xl);
  letter-spacing: -0.02em;
}
.nav-logo-mark {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary) 0%, #2563EB 55%, var(--accent) 100%);
  display: grid;
  place-items: center;
}
.nav-logo-mark svg { width: 18px; height: 18px; }

.nav-links { display: flex; align-items: center; gap: 2px; }
.nav-link {
  padding: 9px 14px;
  border-radius: 10px;
  color: var(--text-soft);
  font-size: var(--fs-sm);
  font-weight: 600;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.nav-link:hover,
.nav-link.active {
  background: var(--bg-soft);
  color: var(--text-strong);
}
.nav-link-external {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-left: 6px;
  padding: 9px 14px;
  border-radius: 10px;
  border: 1px solid var(--border-soft);
  color: var(--text-soft);
  font-size: var(--fs-sm);
  font-weight: 600;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}
.nav-link-external:hover {
  background: var(--bg-soft);
  border-color: var(--border);
  color: var(--text-strong);
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
  border-radius: 10px;
  border: 1px solid var(--border-soft);
  background: transparent;
  transition: background var(--transition-fast);
}
.nav-toggle:hover { background: var(--bg-soft); }
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
  transition: transform var(--transition-base), opacity var(--transition-fast);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── HERO ───────────────────────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  padding: 100px 0 88px;
  background:
    radial-gradient(ellipse at 72% -8%,  rgba(29,78,216,.09)  0%, transparent 52%),
    radial-gradient(ellipse at -8%  62%, rgba(8,145,178,.07)  0%, transparent 44%),
    linear-gradient(180deg, #FFFFFF 0%, var(--bg-soft) 100%);
}
/* CSS-only glows replace the old JS-driven overlay divs */
.hero-glow,
.hero-glow-2 { display: none; }

.hero-shape {
  position: absolute;
  right: -60px;
  top: 50%;
  transform: translateY(-50%);
  width: 500px;
  height: 500px;
  opacity: 0.04;
  pointer-events: none;
  color: var(--primary);
}
/* Make the inline stroke white-ish against light bg */
.hero-shape circle,
.hero-shape line { stroke: var(--primary); }

.hero-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 52px;
  align-items: center;
}

/* Hero text column */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px 7px 10px;
  margin-bottom: 28px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-soft);
  background: var(--bg-elevated);
  color: var(--text-soft);
  font-size: var(--fs-sm);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}
.hero-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  flex-shrink: 0;
  box-shadow: 0 0 0 3px rgba(5,150,105,.18);
}
.hero-h1 {
  margin: 0 0 22px;
  font-family: var(--font-head);
  font-size: clamp(2.8rem, 5.5vw, 4.6rem);
  font-weight: 850;
  line-height: 1.0;
  letter-spacing: -0.05em;
  color: var(--text-strong);
}
.hero-h1 em {
  font-style: normal;
  color: var(--primary);
}
.hero-sub {
  max-width: 600px;
  margin: 0 0 30px;
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  line-height: var(--lh-relaxed);
  color: var(--text-soft);
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 32px;
}
.hero-proof {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.hero-proof-item { display: flex; flex-direction: column; gap: 3px; }
.hero-proof-num {
  font-family: var(--font-head);
  font-size: var(--fs-xl);
  font-weight: 800;
  color: var(--text-strong);
  letter-spacing: -0.03em;
}
.hero-proof-label {
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.hero-proof-divider {
  width: 1px;
  height: 36px;
  background: var(--border-soft);
  flex-shrink: 0;
}

/* Hero right panel */
.hero-panel { display: flex; flex-direction: column; gap: 14px; }
.hero-panel-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 22px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-base), transform var(--transition-base);
}
.hero-panel-card:hover {
  border-color: var(--border);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.hero-panel-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 12px;
  display: grid;
  place-items: center;
}
.hero-panel-icon svg { width: 22px; height: 22px; }
.hero-panel-icon.blue  { background: var(--primary-soft); color: var(--primary); }
.hero-panel-icon.cyan  { background: var(--accent-soft);  color: var(--accent); }
.hero-panel-icon.green { background: var(--success-soft); color: var(--success); }
.hero-panel-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: var(--fs-md);
  color: var(--text-strong);
  margin-bottom: 4px;
}
.hero-panel-desc {
  font-size: var(--fs-sm);
  color: var(--text-soft);
  line-height: var(--lh-normal);
}

.hero-scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
}
.hero-scroll-line {
  width: 1px;
  height: 28px;
  background: linear-gradient(to bottom, var(--border), transparent);
}

/* ─── CAPABILITIES ───────────────────────────────────────────── */
.capabilities { background: var(--bg); }

.cap-grid {
  margin-top: 52px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
/* 5th card spans cols 2–3 to center in the bottom row */
.cap-grid .cap-card:nth-child(5) { grid-column: 2 / 4; }

.cap-card {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #fff 0%, var(--bg-soft) 100%);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}
.cap-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: opacity var(--transition-base);
}
.cap-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--border); }
.cap-card:hover::before { opacity: 1; }

.cap-icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  border-radius: 14px;
  background: var(--primary-soft);
  color: var(--primary);
}
.cap-icon svg { width: 22px; height: 22px; }
.cap-title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: var(--fs-xl);
  font-weight: 750;
  color: var(--text-strong);
  letter-spacing: -0.02em;
}
.cap-desc {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
  color: var(--text-soft);
}

/* ─── WORK ───────────────────────────────────────────────────── */
.work { background: var(--bg-soft); }

.work-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 52px;
}
.work-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}
.project-card {
  background: var(--bg);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-xl);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}
.project-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--border); }

.project-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.project-category {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.cat-platform { background: var(--primary-soft); color: var(--primary); }
.cat-ai       { background: var(--accent-soft);  color: var(--accent); }
.cat-saas     { background: var(--success-soft); color: var(--success); }
.cat-media    { background: #FEF3C7;             color: #92400E; }

.project-link-icon {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  border: 1px solid var(--border-soft);
  color: var(--text-muted);
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.project-link-icon svg { width: 14px; height: 14px; }
.project-link-icon:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

.project-title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: clamp(1.2rem, 1.5vw, 1.5rem);
  font-weight: 800;
  color: var(--text-strong);
  letter-spacing: -0.02em;
}
.project-desc {
  margin: 0 0 18px;
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
  color: var(--text-soft);
}
.project-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 10px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-pill);
  background: var(--bg-soft);
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

/* ─── APPROACH ───────────────────────────────────────────────── */
.approach { background: var(--bg); }

.approach-grid {
  margin-top: 52px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.step {
  padding: 28px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  background: var(--bg);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-base), transform var(--transition-base);
}
.step:hover { border-color: var(--border); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.step-num {
  font-family: var(--font-head);
  font-size: 2.4rem;
  font-weight: 850;
  line-height: 1;
  margin-bottom: 16px;
  /* outlined numeral */
  -webkit-text-stroke: 1.5px var(--primary);
  color: transparent;
}
.step-title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: var(--fs-xl);
  font-weight: 750;
  color: var(--text-strong);
}
.step-desc {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
  color: var(--text-soft);
}

/* ─── AUDIENCE ───────────────────────────────────────────────── */
.audience { background: var(--bg-soft); }

.audience-grid {
  margin-top: 52px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.audience-card {
  padding: 26px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  background: var(--bg);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-base), transform var(--transition-base);
}
.audience-card:hover { border-color: var(--border); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.audience-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  margin-bottom: 16px;
  border-radius: 12px;
  background: var(--primary-soft);
  color: var(--primary);
}
.audience-icon svg { width: 20px; height: 20px; }
.audience-title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: var(--fs-lg);
  font-weight: 750;
  color: var(--text-strong);
}
.audience-desc {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
  color: var(--text-soft);
}

/* ─── THINKING ───────────────────────────────────────────────── */
.thinking { background: var(--bg); }

.thinking-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.thinking-card {
  padding: 36px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at top right, rgba(29,78,216,.05), transparent 30%),
    var(--bg-soft);
  box-shadow: var(--shadow-md);
}
.thinking-card-label {
  font-size: var(--fs-xs);
  font-weight: 800;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}
.thinking-card-title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 2vw, 1.9rem);
  font-weight: 800;
  color: var(--text-strong);
  letter-spacing: -0.03em;
}
.thinking-card-desc {
  margin: 0 0 22px;
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
  color: var(--text-soft);
}
.thinking-topics { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.thinking-topic {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 12px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-pill);
  background: var(--bg);
  color: var(--text-soft);
  font-size: var(--fs-xs);
  font-weight: 600;
}
.thinking-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--primary);
  transition: color var(--transition-fast), gap var(--transition-fast);
}
.thinking-cta svg { width: 16px; height: 16px; }
.thinking-cta:hover { color: var(--primary-hover); gap: 12px; }

/* ─── CONTACT ────────────────────────────────────────────────── */
.contact { background: var(--bg-soft); }

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: start;
}
.contact-lead {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-size: clamp(1.9rem, 3vw, 2.7rem);
  font-weight: 850;
  line-height: var(--lh-snug);
  letter-spacing: -0.04em;
  color: var(--text-strong);
}
.contact-sub {
  margin: 0 0 32px;
  font-size: var(--fs-lg);
  line-height: var(--lh-relaxed);
  color: var(--text-soft);
}
.contact-email-block { margin-bottom: 28px; }
.contact-email-label {
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.contact-email-link {
  font-family: var(--font-head);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--primary);
}
.contact-email-link:hover { color: var(--primary-hover); }

.contact-socials { display: flex; gap: 10px; }
.social-btn {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  border: 1px solid var(--border-soft);
  background: var(--bg);
  color: var(--text-muted);
  box-shadow: var(--shadow-sm);
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}
.social-btn svg { width: 18px; height: 18px; }
.social-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); transform: translateY(-2px); }

/* Contact form card */
.contact-form-wrap {
  padding: 36px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-xl);
  background: var(--bg);
  box-shadow: var(--shadow-md);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.form-field { margin-bottom: 16px; }
.form-field:last-child { margin-bottom: 0; }
.form-label {
  display: block;
  margin-bottom: 7px;
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--text-strong);
}
.form-input,
.form-textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg);
  color: var(--text);
  font-size: var(--fs-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-input::placeholder,
.form-textarea::placeholder { color: #94A3B8; }
.form-input:hover,
.form-textarea:hover { border-color: var(--border-strong); }
.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(29,78,216,.10);
  background: #fff;
}
.form-textarea { min-height: 140px; resize: vertical; }
.form-submit { width: 100%; margin-top: 6px; }
.form-success {
  padding: 20px;
  border-radius: 14px;
  background: var(--success-soft);
  color: var(--success);
  font-weight: 600;
  font-size: var(--fs-sm);
}

/* ─── FOOTER ─────────────────────────────────────────────────── */
.footer {
  padding: 52px 0 32px;
  background: var(--bg-dark);
  color: rgba(255,255,255,.82);
}
.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: var(--fs-lg);
  letter-spacing: -0.02em;
}
.footer-links { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.footer-link {
  padding: 7px 12px;
  border-radius: 8px;
  color: rgba(255,255,255,.72);
  font-size: var(--fs-sm);
  font-weight: 600;
  transition: color var(--transition-fast), background var(--transition-fast);
}
.footer-link:hover { color: #fff; background: rgba(255,255,255,.10); }
.footer-copy {
  width: 100%;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.10);
  color: rgba(255,255,255,.44);
  font-size: var(--fs-xs);
  text-align: center;
}

/* ─── Reveal animations ──────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .55s var(--ease), transform .55s var(--ease);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .16s; }
.reveal-delay-3 { transition-delay: .24s; }
.reveal-delay-4 { transition-delay: .32s; }

/* ─── Accessibility ──────────────────────────────────────────── */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid rgba(29,78,216,.22);
  outline-offset: 2px;
}

/* ─── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .hero-inner        { grid-template-columns: 1fr 1fr; gap: 40px; }
  .cap-grid          { grid-template-columns: repeat(2, 1fr); }
  .cap-grid .cap-card:nth-child(5) { grid-column: auto; }
  .approach-grid     { grid-template-columns: repeat(2, 1fr); }
  .thinking-inner    { gap: 40px; }
}

@media (max-width: 900px) {
  .work-grid         { grid-template-columns: 1fr; }
  .contact-inner     { grid-template-columns: 1fr; }
  .thinking-inner    { grid-template-columns: 1fr; }
  .audience-grid     { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 820px) {
  /* Mobile nav */
  .nav-links  { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: var(--nav-h) 0 0 0;
    background: var(--bg);
    padding: 28px 24px;
    gap: 8px;
    z-index: 999;
    overflow-y: auto;
    border-top: 1px solid var(--border-soft);
  }
  .nav-links.open .nav-link,
  .nav-links.open .nav-link-external {
    padding: 14px 18px;
    border-radius: 12px;
    font-size: var(--fs-md);
    border: 1px solid var(--border-soft);
    margin-left: 0;
  }

  /* Sections */
  .section    { padding: 72px 0; }
  .section-sm { padding: 56px 0; }

  /* Hero */
  .hero         { padding: 72px 0 64px; }
  .hero-inner   { grid-template-columns: 1fr; gap: 36px; }
  .hero-shape   { display: none; }
  .hero-scroll  { display: none; }

  /* Grids */
  .cap-grid      { grid-template-columns: 1fr; }
  .cap-grid .cap-card:nth-child(5) { grid-column: auto; }
  .approach-grid { grid-template-columns: repeat(2, 1fr); }
  .audience-grid { grid-template-columns: 1fr; }

  /* Thinking + Contact */
  .thinking-inner   { grid-template-columns: 1fr; gap: 32px; }
  .thinking-card    { padding: 26px; }
  .contact-form-wrap{ padding: 24px; }
  .form-row         { grid-template-columns: 1fr; }

  .footer-inner { flex-direction: column; align-items: flex-start; gap: 16px; }
}

@media (max-width: 560px) {
  .container    { padding: 0 20px; }
  .hero-h1      { font-size: clamp(2.2rem, 9vw, 3rem); }
  .hero-cta     { flex-direction: column; }
  .btn          { width: 100%; justify-content: center; }
  .hero-proof   { gap: 16px; }
  .hero-proof-divider { height: 28px; }
  .approach-grid { grid-template-columns: 1fr; }
  .work-grid    { grid-template-columns: 1fr; }
}