/* ============================================================
   SOLVE EXPERIENCE — stylesheet
   Identity derived from the logo: black & white checkerboard
   grid + circular seal, with orange as the single accent.
   ============================================================ */

/* ---------- TOKENS ---------- */
:root {
  /* Monochrome base (faithful to the logo) */
  --ink: #0b0b0b;
  --ink-2: #141414;
  --ink-3: #1c1c1c;
  --paper: #ffffff;
  --paper-warm: #f4f1ea;
  --paper-2: #ece8df;

  /* Text on dark / on light */
  --on-dark: #f4f1ea;
  --on-dark-dim: #b7b3aa;
  --on-light: #0b0b0b;
  --on-light-dim: #4a463d;
  --mute: #8a857a;

  /* Hairlines */
  --line-d: rgba(244, 241, 234, 0.10);
  --line-d-strong: rgba(244, 241, 234, 0.22);
  --line-l: rgba(11, 11, 11, 0.12);
  --line-l-strong: rgba(11, 11, 11, 0.28);

  /* Single accent */
  --accent: #ff5a1f;
  --accent-2: #ff7a3d;
  --accent-soft: rgba(255, 90, 31, 0.12);

  /* Type */
  --display: 'Space Grotesk', 'Inter Tight', -apple-system, sans-serif;
  --sans: 'Inter Tight', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;

  --maxw: 1380px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--ink);
  color: var(--on-dark);
  font-family: var(--sans);
  font-weight: 400;
  line-height: 1.55;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

::selection { background: var(--accent); color: #fff; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Grain overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.28;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.4 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

/* ---------- SECTION THEMING (checkerboard rhythm) ---------- */
section { position: relative; z-index: 2; padding: 120px 40px; }
.container { max-width: var(--maxw); margin: 0 auto; }

.sec-dark { background: var(--ink); color: var(--on-dark); }
.sec-darker { background: #060606; color: var(--on-dark); }
.sec-light { background: var(--paper); color: var(--on-light); }
.sec-warm { background: var(--paper-warm); color: var(--on-light); }

/* Eyebrow label */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 30px;
}
.eyebrow::before { content: ''; width: 32px; height: 1px; background: var(--accent); }

.section-title {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(40px, 6vw, 84px);
  line-height: 0.98;
  letter-spacing: -0.03em;
  max-width: 960px;
}
.section-title .it { color: var(--accent); }

/* ---------- NAV ---------- */
nav.top {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.4s var(--ease), backdrop-filter 0.4s var(--ease), padding 0.3s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
nav.top.scrolled {
  background: rgba(11, 11, 11, 0.78);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  padding: 12px 40px;
  border-bottom: 1px solid var(--line-d);
}

.brand { display: flex; align-items: center; gap: 14px; }
.brand .mark {
  width: 40px; height: 40px;
  display: block;
  border-radius: 3px;
  overflow: hidden;
  flex-shrink: 0;
}
.brand .mark svg { width: 100%; height: 100%; display: block; }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-text .name {
  font-family: var(--display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.brand-text small {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--on-dark-dim);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-top: 4px;
}

.nav-links { display: flex; gap: 36px; font-size: 14px; font-weight: 500; }
.nav-links a { position: relative; color: var(--on-dark-dim); transition: color 0.2s ease; }
.nav-links a::after {
  content: ''; position: absolute; left: 0; bottom: -6px;
  width: 0; height: 1px; background: var(--accent); transition: width 0.3s ease;
}
.nav-links a:hover { color: var(--on-dark); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 10px 18px;
  border: 1px solid var(--line-d-strong);
  border-radius: 100px;
  font-size: 13px; font-weight: 500;
  transition: all 0.3s ease;
}
.nav-cta:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.nav-cta .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 12px var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

/* Hamburger */
.menu-toggle {
  display: none;
  width: 44px; height: 44px;
  place-items: center;
  border: 1px solid var(--line-d-strong);
  border-radius: 50%;
  z-index: 120;
}
.menu-toggle span {
  position: relative; display: block;
  width: 18px; height: 1.5px; background: var(--on-dark);
  transition: transform 0.3s var(--ease), opacity 0.2s ease;
}
.menu-toggle span::before, .menu-toggle span::after {
  content: ''; position: absolute; left: 0; width: 18px; height: 1.5px; background: var(--on-dark);
  transition: transform 0.3s var(--ease);
}
.menu-toggle span::before { top: -6px; }
.menu-toggle span::after { top: 6px; }
body.menu-open .menu-toggle span { background: transparent; }
body.menu-open .menu-toggle span::before { transform: translateY(6px) rotate(45deg); }
body.menu-open .menu-toggle span::after { transform: translateY(-6px) rotate(-45deg); }

/* Mobile menu overlay */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 110;
  background: rgba(6, 6, 6, 0.97);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 40px;
  gap: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease), visibility 0.4s;
}
body.menu-open .mobile-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-menu a {
  font-family: var(--display);
  font-size: clamp(34px, 11vw, 56px);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--on-dark);
  padding: 8px 0;
  border-bottom: 1px solid var(--line-d);
  display: flex; align-items: baseline; gap: 16px;
}
.mobile-menu a .idx { font-family: var(--mono); font-size: 12px; color: var(--accent); }
.mobile-menu a:hover { color: var(--accent); }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  padding: 150px 40px 70px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  z-index: 2;
}
.hero-bg {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(circle at 82% 18%, rgba(255, 90, 31, 0.14), transparent 48%),
    radial-gradient(circle at 8% 82%, rgba(255, 122, 61, 0.06), transparent 42%);
}
.hero-grid-lines {
  position: absolute; inset: 0; z-index: -1;
  background-image: linear-gradient(to right, var(--line-d) 1px, transparent 1px);
  background-size: calc(100% / 12) 100%;
  opacity: 0.7;
  pointer-events: none;
}

.hero-meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mute);
  margin-bottom: 50px;
}
.hero-meta .tag { display: inline-flex; align-items: center; gap: 10px; }
.hero-meta .tag::before { content: ''; width: 28px; height: 1px; background: var(--accent); }

.hero h1 {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(46px, 8.6vw, 140px);
  line-height: 0.94;
  letter-spacing: -0.035em;
  max-width: 1180px;
  margin: 0 0 46px;
}
.hero h1 .it { font-weight: 300; color: var(--accent-2); }
.hero h1 .em { font-weight: 700; }
.hero h1 .stroke {
  -webkit-text-stroke: 1.4px var(--on-dark);
  color: transparent;
  font-weight: 500;
}

.reveal-line { overflow: hidden; display: block; }
.reveal-line > span {
  display: inline-block;
  transform: translateY(110%);
  animation: reveal 1.1s var(--ease) forwards;
}
.reveal-line.d2 > span { animation-delay: 0.12s; }
.reveal-line.d3 > span { animation-delay: 0.24s; }
.reveal-line.d4 > span { animation-delay: 0.36s; }
@keyframes reveal { to { transform: translateY(0); } }

.fade-up { opacity: 0; transform: translateY(20px); animation: fadeUp 0.9s ease 0.6s forwards; }
.fade-up.d2 { animation-delay: 0.75s; }
.fade-up.d3 { animation-delay: 0.9s; }
@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }

.hero-foot { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 60px; align-items: end; }
.hero-sub { font-size: 18px; line-height: 1.5; color: var(--on-dark-dim); max-width: 460px; }

.hero-actions { display: flex; flex-direction: column; gap: 14px; }
.btn-primary {
  display: inline-flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 18px 28px;
  background: var(--accent);
  color: #fff;
  border-radius: 100px;
  font-size: 15px; font-weight: 600;
  transition: all 0.35s var(--ease);
  position: relative; overflow: hidden;
}
.btn-primary::before {
  content: ''; position: absolute; inset: 0;
  background: #fff;
  transform: translateY(100%);
  transition: transform 0.4s var(--ease);
  z-index: 0;
}
.btn-primary:hover { color: var(--ink); }
.btn-primary:hover::before { transform: translateY(0); }
.btn-primary > * { position: relative; z-index: 1; }
.btn-primary .arrow {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--ink); color: var(--accent);
  display: grid; place-items: center;
  transition: transform 0.3s ease;
}
.btn-primary:hover .arrow { transform: rotate(-45deg); }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 16px 24px;
  border: 1px solid var(--line-d-strong);
  border-radius: 100px;
  font-size: 14px; color: var(--on-dark-dim);
  transition: all 0.3s ease;
}
.btn-ghost:hover { border-color: var(--on-dark); color: var(--on-dark); }

.hero-stats { display: flex; flex-direction: column; gap: 16px; border-left: 1px solid var(--line-d-strong); padding-left: 24px; }
.hero-stats .label { font-family: var(--mono); font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--mute); }
.hero-stats .val { font-family: var(--display); font-size: 46px; font-weight: 500; letter-spacing: -0.03em; line-height: 1; }
.hero-stats .val .it { color: var(--accent-2); font-weight: 300; }

/* ---------- MARQUEE ---------- */
.marquee {
  position: relative; z-index: 2;
  padding: 26px 0;
  border-top: 1px solid var(--line-d);
  border-bottom: 1px solid var(--line-d);
  overflow: hidden;
  background: var(--ink-2);
}
.marquee-track {
  display: flex; gap: 80px; width: max-content;
  animation: scroll 40s linear infinite;
  font-family: var(--display);
  font-weight: 300;
  font-size: 34px;
  color: var(--on-dark-dim);
  align-items: center;
}
.marquee-track span { white-space: nowrap; display: inline-flex; align-items: center; gap: 80px; }
.marquee-track span::after { content: '✦'; color: var(--accent); font-size: 22px; }
@keyframes scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- MANIFESTO ---------- */
.manifesto-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 100px; align-items: start; }
.manifesto-text {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(24px, 2.6vw, 36px);
  line-height: 1.3;
  letter-spacing: -0.02em;
}
.manifesto-text .em { font-weight: 500; color: var(--accent); }
.manifesto-text p + p { margin-top: 24px; }

.manifesto-side { position: sticky; top: 120px; }
.manifesto-side .number {
  font-family: var(--display);
  font-size: 170px; font-weight: 400; line-height: 0.8; letter-spacing: -0.05em;
  color: transparent; -webkit-text-stroke: 1px var(--on-light-dim);
  margin-bottom: 30px;
}
.manifesto-side .number .em { -webkit-text-stroke: 1px var(--accent); color: var(--accent); font-weight: 500; }
.manifesto-side p { font-size: 14px; color: var(--on-light-dim); line-height: 1.6; }
.manifesto-side .eyebrow { color: var(--accent); }

/* ---------- SERVICES ---------- */
.services-head { display: grid; grid-template-columns: 1.2fr 1fr; gap: 80px; align-items: end; margin-bottom: 70px; }
.services-head .desc { font-size: 17px; color: var(--on-dark-dim); line-height: 1.6; }
.services-list { border-top: 1px solid var(--line-d-strong); }
.service-item {
  display: grid;
  grid-template-columns: 80px 1fr 1fr 60px;
  gap: 40px;
  align-items: center;
  padding: 34px 0;
  border-bottom: 1px solid var(--line-d-strong);
  position: relative;
  cursor: pointer;
  transition: padding 0.4s var(--ease);
}
.service-item::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, var(--accent-soft), transparent);
  opacity: 0; transition: opacity 0.4s ease; z-index: -1;
}
.service-item:hover { padding-left: 24px; padding-right: 24px; }
.service-item:hover::before { opacity: 1; }
.service-item:hover .svc-arrow { transform: translateX(8px) rotate(-45deg); color: var(--accent); }
.service-item:hover .svc-name { color: var(--accent-2); }

.svc-num { font-family: var(--mono); font-size: 13px; color: var(--mute); letter-spacing: 0.1em; }
.svc-name { font-family: var(--display); font-size: clamp(24px, 3vw, 36px); font-weight: 500; letter-spacing: -0.02em; transition: color 0.3s ease; }
.svc-name .it { font-weight: 300; }
.svc-desc { font-size: 14px; color: var(--on-dark-dim); line-height: 1.55; max-width: 380px; }
.svc-arrow { color: var(--on-dark-dim); transition: transform 0.4s var(--ease), color 0.3s ease; justify-self: end; }

/* ---------- METHOD ---------- */
.method .eyebrow { color: var(--accent); }
.method-head { display: grid; grid-template-columns: 1.3fr 1fr; gap: 80px; align-items: end; margin-bottom: 70px; }
.method-head .desc { font-size: 17px; line-height: 1.6; color: var(--on-light-dim); }

.method-steps { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 2px solid var(--ink); }
.method-step {
  padding: 36px 26px;
  border-right: 1px solid var(--line-l-strong);
  position: relative;
  min-height: 340px;
  display: flex; flex-direction: column; justify-content: space-between;
  transition: background 0.4s ease;
}
.method-step:last-child { border-right: none; }
.method-step:hover { background: var(--accent-soft); }
/* circular seal step number (echoes the logo's badge) */
.method-step .step-num {
  width: 64px; height: 64px;
  border-radius: 50%;
  border: 1.5px solid var(--ink);
  display: grid; place-items: center;
  font-family: var(--display);
  font-size: 24px; font-weight: 500;
  color: var(--ink);
  margin-bottom: auto;
  transition: background 0.3s ease, color 0.3s ease;
}
.method-step:hover .step-num { background: var(--accent); border-color: var(--accent); color: #fff; }
.method-step h3 { font-family: var(--display); font-size: 23px; font-weight: 600; letter-spacing: -0.02em; margin: 30px 0 12px; }
.method-step p { font-size: 13px; line-height: 1.55; color: var(--on-light-dim); }

/* ---------- PROOF / NUMBERS ---------- */
.proof { padding: 140px 40px; }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; margin-top: 70px; border-top: 1px solid var(--line-d-strong); padding-top: 40px; }
.proof-item .num {
  font-family: var(--display);
  font-size: clamp(60px, 8vw, 116px);
  font-weight: 400; line-height: 0.9; letter-spacing: -0.04em; margin-bottom: 16px;
}
.proof-item .num .it { color: var(--accent); }
.proof-item .num .plus { font-size: 0.45em; color: var(--accent); vertical-align: super; }
.proof-item .lbl { font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--mute); line-height: 1.5; }

.giant-brand {
  font-family: var(--display);
  font-size: clamp(80px, 22vw, 360px);
  font-weight: 400; line-height: 0.85; letter-spacing: -0.05em;
  color: transparent; -webkit-text-stroke: 1px var(--line-d-strong);
  margin: 80px 0 -20px; overflow: hidden; user-select: none;
}
.giant-brand .it { -webkit-text-stroke: 1px var(--accent); color: var(--accent); opacity: 0.45; font-weight: 300; }

/* ---------- TEAM ---------- */
.team-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px; align-items: start; }
.team-text .bio {
  font-family: var(--display);
  font-weight: 300;
  font-size: 22px; line-height: 1.5; letter-spacing: -0.01em;
  color: var(--on-light-dim); margin-bottom: 24px;
}
.team-text .bio .em { color: var(--ink); font-weight: 500; }
.team-cards { display: grid; gap: 20px; }
.team-card {
  border: 1px solid var(--line-l-strong);
  padding: 32px; border-radius: 4px;
  transition: all 0.4s ease;
  position: relative; overflow: hidden;
}
.team-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.team-card::before {
  content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, var(--accent-soft), transparent);
  transition: left 0.8s ease;
}
.team-card:hover::before { left: 100%; }
.team-card .role { font-family: var(--mono); font-size: 11px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--accent); margin-bottom: 16px; }
.team-card h4 { font-family: var(--display); font-size: 30px; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 14px; }
.team-card p { font-size: 14px; color: var(--on-light-dim); line-height: 1.6; }
.team .eyebrow { color: var(--accent); }

/* ---------- QUOTE ---------- */
.quote { padding: 150px 40px; text-align: center; }
.quote-mark { font-family: var(--display); font-size: 180px; line-height: 0.5; color: var(--accent); }
.quote-text {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(28px, 4vw, 50px);
  line-height: 1.25; letter-spacing: -0.02em;
  max-width: 1100px; margin: 30px auto;
}
.quote-text .em { font-weight: 500; color: var(--accent-2); }
.quote-author { font-family: var(--mono); font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--mute); margin-top: 40px; }

/* ---------- CTA ---------- */
.cta-final {
  background: var(--accent);
  color: #fff;
  padding: 140px 40px 100px;
  position: relative; overflow: hidden;
}
.cta-final::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 100%, rgba(11, 11, 11, 0.16), transparent 50%);
  pointer-events: none;
}
.cta-final .container { position: relative; }
.cta-final h2 {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(54px, 9.5vw, 152px);
  line-height: 0.94; letter-spacing: -0.04em; margin-bottom: 60px;
}
.cta-final h2 .it { font-weight: 300; }
.cta-final h2 .stroke { -webkit-text-stroke: 1.5px #fff; color: transparent; }
.cta-options { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1.5px solid #fff; }
.cta-opt {
  padding: 40px 30px 40px 0;
  border-right: 1.5px solid #fff;
  display: flex; flex-direction: column; gap: 16px;
  transition: padding 0.4s ease;
}
.cta-opt:last-child { border-right: none; padding-right: 0; }
.cta-opt:hover { padding-left: 20px; }
.cta-opt:hover .opt-arrow { transform: rotate(-45deg); background: #fff; color: var(--accent); }
.cta-opt .opt-num { font-family: var(--mono); font-size: 12px; letter-spacing: 0.15em; }
.cta-opt h3 { font-family: var(--display); font-size: clamp(28px, 3vw, 40px); font-weight: 600; letter-spacing: -0.02em; line-height: 1.05; }
.cta-opt p { font-size: 15px; line-height: 1.5; opacity: 0.9; margin-top: 4px; }
.cta-opt .opt-arrow {
  margin-top: 14px;
  width: 50px; height: 50px; border-radius: 50%;
  border: 1.5px solid #fff;
  display: grid; place-items: center;
  transition: transform 0.4s ease, background 0.3s ease, color 0.3s ease;
}

/* ---------- FOOTER ---------- */
footer { background: var(--ink); color: var(--on-dark); padding: 80px 40px 30px; position: relative; z-index: 2; }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 60px; padding-bottom: 60px; border-bottom: 1px solid var(--line-d); }
.footer-brand .brand { margin-bottom: 18px; }
.footer-brand p { color: var(--on-dark-dim); font-size: 15px; line-height: 1.5; max-width: 320px; }
.footer-col h5 { font-family: var(--mono); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--mute); margin-bottom: 20px; }
.footer-col li { margin-bottom: 10px; font-size: 14px; color: var(--on-dark-dim); }
.footer-col li a { transition: color 0.2s ease; }
.footer-col li a:hover { color: var(--accent); }
.footer-col li.bold { color: var(--on-dark); font-weight: 600; font-size: 18px; font-family: var(--display); }
.footer-bottom { padding-top: 30px; display: flex; justify-content: space-between; align-items: center; font-family: var(--mono); font-size: 11px; color: var(--mute); letter-spacing: 0.1em; text-transform: uppercase; }
.footer-bottom a:hover { color: var(--accent); }

/* ---------- SCROLL REVEAL ---------- */
.scroll-reveal { opacity: 0; transform: translateY(40px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.scroll-reveal.in { opacity: 1; transform: translateY(0); }

/* ---------- WHATSAPP FLOATING ---------- */
.wa-float {
  position: fixed; bottom: 30px; right: 30px; z-index: 50;
  width: 60px; height: 60px; border-radius: 50%;
  background: #25d366;
  display: grid; place-items: center;
  box-shadow: 0 10px 40px rgba(37, 211, 102, 0.4);
  transition: transform 0.3s ease;
}
.wa-float:hover { transform: scale(1.1) rotate(-8deg); }
.wa-float svg { fill: #fff; width: 30px; height: 30px; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 980px) {
  nav.top { padding: 16px 20px; }
  nav.top.scrolled { padding: 12px 20px; }
  .nav-links, .nav-cta { display: none; }
  .menu-toggle { display: grid; }

  .hero { padding: 120px 20px 60px; }
  section { padding: 80px 20px; }
  .proof, .quote, .cta-final { padding: 80px 20px; }

  .hero-foot { grid-template-columns: 1fr; gap: 40px; }
  .hero-stats { flex-direction: row; gap: 40px; border-left: none; border-top: 1px solid var(--line-d-strong); padding-left: 0; padding-top: 24px; }
  .hero-stats > div { flex: 1; }

  .manifesto-grid { grid-template-columns: 1fr; gap: 40px; }
  .manifesto-side { position: static; }
  .manifesto-side .number { font-size: 100px; }

  .services-head, .method-head, .team-grid { grid-template-columns: 1fr; gap: 30px; }
  .service-item { grid-template-columns: 50px 1fr 40px; gap: 16px; padding: 24px 0; }
  .svc-desc { display: none; }

  .method-steps { grid-template-columns: 1fr; }
  .method-step { border-right: none; border-bottom: 1px solid var(--line-l-strong); min-height: auto; padding: 30px 20px; }
  .method-step:last-child { border-bottom: none; }

  .proof-grid { grid-template-columns: 1fr 1fr; gap: 30px; }

  .quote-mark { font-size: 100px; }
  .cta-options { grid-template-columns: 1fr; }
  .cta-opt { border-right: none; border-bottom: 1.5px solid #fff; padding: 30px 0; }
  .cta-opt:last-child { border-bottom: none; }

  .footer-top { grid-template-columns: 1fr; gap: 40px; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }

  .marquee-track { font-size: 22px; gap: 50px; }
  .marquee-track span { gap: 50px; }
}

/* ---------- REDUCED MOTION ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal-line > span { transform: none; }
  .fade-up { opacity: 1; transform: none; }
  .scroll-reveal { opacity: 1; transform: none; }
  .marquee-track { animation: none; }
}