/* ============================================================
   SetOne Labs — Marketing site composition styles
   Uses design-system tokens (var(--…)). Layout only.
   ============================================================ */

.site { font-family: var(--font-sans); color: var(--text-primary); }
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--space-5); }

/* ---------- Scroll reveal ---------- */
/* Default: visible (no-JS / reduced-motion safe). Hidden only once JS arms it. */
.reveal-on [data-reveal] { opacity: 0; transform: translateY(16px); transition:
    opacity 620ms var(--ease-out), transform 620ms var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms); will-change: opacity, transform; }
.reveal-on [data-reveal].is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal-on [data-reveal] { opacity: 1; transform: none; transition: none; } }

/* ---------- Header ---------- */
.hdr { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,0.82);
  backdrop-filter: saturate(160%) blur(12px); border-bottom: 1px solid transparent;
  transition: border-color var(--duration-base) var(--ease-out), box-shadow var(--duration-base) var(--ease-out); }
.hdr--scrolled { border-bottom-color: var(--border-subtle); box-shadow: 0 1px 0 rgba(8,40,101,0.04), 0 8px 24px -16px rgba(8,40,101,0.18); }
.hdr__in { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.hdr__nav { display: flex; align-items: center; gap: var(--space-6); }
.hdr__links { display: flex; gap: var(--space-5); list-style: none; margin: 0; padding: 0; }
.hdr__links a { font-size: var(--text-sm); font-weight: var(--weight-medium); color: var(--text-secondary);
  transition: color var(--duration-fast) var(--ease-out); }
.hdr__links a:hover { color: var(--text-brand); }
.hdr__actions { display: flex; align-items: center; gap: var(--space-4); }
.hdr__burger { display: none; }
@media (max-width: 880px) {
  .hdr__links, .hdr__actions .ghost-link { display: none; }
  .hdr__burger { display: inline-flex; }
}

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; background: var(--surface-page); }
.hero__grid { position: absolute; inset: 0; background-image:
    linear-gradient(var(--gray-100) 1px, transparent 1px),
    linear-gradient(90deg, var(--gray-100) 1px, transparent 1px);
  background-size: 44px 44px; mask-image: radial-gradient(ellipse 80% 75% at 70% 20%, #000 30%, transparent 75%);
  opacity: 0.7; pointer-events: none; }
.hero__mark { position: absolute; right: -40px; top: 40px; width: 460px; opacity: 0.06; pointer-events: none; }
.hero__in { position: relative; padding: var(--space-11) 0 var(--space-10); max-width: 760px; }
.hero h1 { font-size: clamp(2.5rem, 5.2vw, 4rem); font-weight: var(--weight-extrabold);
  letter-spacing: var(--tracking-tighter); line-height: 1.04; margin: var(--space-4) 0 var(--space-5); }
.hero h1 em { font-style: normal; color: var(--text-accent); }
.hero__lead { font-size: var(--text-md); line-height: var(--leading-relaxed); color: var(--text-secondary);
  max-width: 560px; margin-bottom: var(--space-6); }
.hero__cta { display: flex; gap: var(--space-3); flex-wrap: wrap; }
.hero__metrics { display: flex; gap: var(--space-8); margin-top: var(--space-9);
  padding-top: var(--space-6); border-top: 1px solid var(--border-subtle); flex-wrap: wrap; }
.hero__creds { display: flex; flex-wrap: wrap; gap: 12px 26px; margin-top: var(--space-8);
  padding-top: var(--space-5); border-top: 1px solid var(--border-subtle); }
.hero__cred { font-family: var(--font-sans); font-size: var(--text-sm); font-weight: 600;
  color: var(--text-secondary); display: flex; align-items: center; gap: 10px; }
.hero__cred::before { content: ""; width: 7px; height: 7px; background: var(--teal-500);
  border-radius: 2px; transform: rotate(45deg); flex: none; }

/* ---------- Section scaffolding ---------- */
.section { padding: var(--section-y) 0; }
.section--sunken { background: var(--surface-sunken); border-top: 1px solid var(--border-subtle); border-bottom: 1px solid var(--border-subtle); }
.section__head { max-width: 640px; margin-bottom: var(--space-8); }
.section__head h2 { font-size: clamp(2rem, 3.6vw, 2.6rem); font-weight: var(--weight-extrabold);
  letter-spacing: var(--tracking-tight); margin: var(--space-3) 0 var(--space-4); }
.section__head p { font-size: var(--text-md); color: var(--text-secondary); line-height: var(--leading-relaxed); }

/* ---------- Services ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }
.svc { display: flex; flex-direction: column; height: 100%; }
.svc__hex { position: relative; width: 56px; height: 56px; display: grid; place-items: center; margin-bottom: var(--space-4); color: var(--navy-700); }
.svc__hex svg.frame { position: absolute; inset: 0; }
.svc h3 { font-size: var(--text-xl); margin-bottom: var(--space-2); }
.svc p { color: var(--text-secondary); font-size: var(--text-sm); line-height: var(--leading-normal); margin-bottom: var(--space-4); flex: 1; }
.svc__link { display: inline-flex; align-items: center; gap: 6px; font-size: var(--text-sm); font-weight: var(--weight-bold); color: var(--text-accent); }
.svc__link:hover { gap: 9px; }
@media (max-width: 880px) { .svc-grid { grid-template-columns: 1fr; } }

/* ---------- Approach ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); position: relative; }
.step { padding: var(--space-5); border: 1px solid transparent; border-radius: var(--radius-lg);
  transition: border-color var(--duration-base) var(--ease-out), background var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out), transform var(--duration-base) var(--ease-out); }
.step__n { font-family: var(--font-mono); font-size: var(--text-sm); font-weight: var(--weight-semibold);
  color: var(--text-accent); letter-spacing: .1em; }
.step__bar { height: 3px; background: var(--gray-200); border-radius: 2px; margin: var(--space-4) 0; position: relative; overflow: hidden; }
.step__bar::after { content:""; position:absolute; inset:0; width: 40%; background: var(--accent); }
.step h4 { font-size: var(--text-lg); margin-bottom: var(--space-2); }
.step p { color: var(--text-secondary); font-size: var(--text-sm); line-height: var(--leading-normal); }
@media (max-width: 880px) { .steps { grid-template-columns: 1fr 1fr; gap: var(--space-6); } }
.steps--3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 880px) { .steps--3 { grid-template-columns: 1fr; } }

/* ---------- Capabilities (inverse) ---------- */
.cap-grid { display: grid; grid-template-columns: 1fr; gap: 10px; }
.cap-item { display: flex; align-items: center; gap: 12px; font-family: var(--font-sans);
  font-size: var(--text-sm); font-weight: 600; color: var(--gray-200);
  background: rgba(255,255,255,0.04); border: 1px solid var(--border-inverse);
  border-radius: var(--radius-md); padding: 12px 14px;
  transition: border-color var(--duration-base) var(--ease-out), background var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out), transform var(--duration-base) var(--ease-out); }
.cap-item .so-icon { flex: none; }

/* ---------- Case study (inverse) ---------- */
.cstudy { background: var(--surface-inverse); color: var(--gray-300); position: relative; overflow: hidden; }
.cstudy__grid { position:absolute; inset:0; background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 48px 48px; pointer-events:none; }
.cstudy__in { position: relative; display: grid; grid-template-columns: 1.2fr 1fr; gap: var(--space-9); align-items: center; }
.cstudy h2 { color: #fff; font-size: clamp(1.8rem, 3.2vw, 2.4rem); line-height: 1.18; letter-spacing: var(--tracking-tight); margin: var(--space-4) 0 var(--space-5); }
.cstudy__quote { font-size: var(--text-md); color: var(--gray-300); line-height: var(--leading-relaxed); }
.cstudy__metrics { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-6) var(--space-5);
  padding: var(--space-6); background: rgba(255,255,255,0.03); border: 1px solid var(--border-inverse); border-radius: var(--radius-lg); }
@media (max-width: 880px) { .cstudy__in { grid-template-columns: 1fr; gap: var(--space-7); } }

/* ---------- CTA ---------- */
.cta { text-align: center; }
.cta__card { background: var(--surface-page); border: 1px solid var(--border-subtle); border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-md); padding: var(--space-9) var(--space-7); position: relative; overflow: hidden; }
.cta__card::before { content:""; position:absolute; top:0; left:0; right:0; height:4px; background: var(--accent); }
.cta h2 { font-size: clamp(1.9rem, 3.4vw, 2.6rem); margin-bottom: var(--space-4); }
.cta p { color: var(--text-secondary); font-size: var(--text-md); max-width: 520px; margin: 0 auto var(--space-6); }
.cta__row { display: flex; gap: var(--space-3); justify-content: center; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.ftr { background: var(--surface-inverse-deep); color: var(--gray-400); padding: var(--space-9) 0 var(--space-6); }
.ftr__top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: var(--space-6); padding-bottom: var(--space-7); border-bottom: 1px solid var(--border-inverse); }
.ftr h5 { font-family: var(--font-mono); font-size: var(--text-2xs); letter-spacing: var(--tracking-wider); text-transform: uppercase; color: var(--gray-500); margin: 0 0 var(--space-4); }
.ftr ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--space-3); }
.ftr a { font-size: var(--text-sm); color: var(--gray-300); }
.ftr a:hover { color: #fff; }
.ftr__blurb { font-size: var(--text-sm); color: var(--gray-400); line-height: var(--leading-normal); max-width: 280px; margin: var(--space-4) 0 0; }
.ftr__bottom { display: flex; justify-content: space-between; align-items: center; padding-top: var(--space-5); font-size: var(--text-xs); color: var(--gray-500); flex-wrap: wrap; gap: var(--space-3); }
@media (max-width: 880px) { .ftr__top { grid-template-columns: 1fr 1fr; gap: var(--space-7); } }

/* ---------- Mobile menu ---------- */
.mmenu { position: fixed; inset: 72px 0 0; background: #fff; z-index: 40; padding: var(--space-6) var(--space-5);
  display: flex; flex-direction: column; gap: var(--space-4); transform: translateY(-8px); opacity: 0; pointer-events: none;
  transition: opacity var(--duration-base) var(--ease-out), transform var(--duration-base) var(--ease-out); }
.mmenu.open { opacity: 1; transform: none; pointer-events: auto; }
.mmenu a { font-size: var(--text-xl); font-weight: var(--weight-bold); color: var(--text-brand); }

.ftr__motif { font-family: var(--font-mono); letter-spacing: .1em; }
@media (max-width: 720px) { .ftr__motif { display: none; } }

/* ---------- Hero metrics ---------- */
.hero__metrics { gap: var(--space-9); }
.hero__metrics .so-metric { min-width: 0; }

.section__head--wide { max-width: 720px; }

/* ---------- Team / profile cards ---------- */
.profile-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); }
@media (max-width: 880px) { .profile-grid { grid-template-columns: 1fr; } }
.profile { background: var(--surface-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column; }
.profile__head { display: flex; align-items: center; gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  background: linear-gradient(120deg, var(--navy-800) 0%, var(--charcoal-800) 100%); }
.profile__head > div { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.profile__avatar { flex: none; width: 56px; height: 56px; border-radius: var(--radius-md);
  display: grid; place-items: center; font-family: var(--font-mono); font-weight: 600;
  font-size: var(--text-lg); color: #fff; letter-spacing: .04em;
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.16); }
.profile__role { display: block; font-family: var(--font-sans); font-size: var(--text-2xs);
  font-weight: 700; text-transform: uppercase; letter-spacing: var(--tracking-wide);
  line-height: 1.3; white-space: nowrap; color: var(--teal-300); }
.profile__name { color: #fff; font-size: var(--text-xl); font-weight: var(--weight-bold); margin: 0; line-height: 1.1; }
.profile__body { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-5); flex: 1; }
.profile__summary { color: var(--text-secondary); font-size: var(--text-sm); line-height: var(--leading-relaxed); margin: 0; }
.cred-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--space-3); }
.cred-list li { position: relative; padding-left: 22px; font-size: var(--text-sm);
  color: var(--text-primary); line-height: var(--leading-normal); }
.cred-list li::before { content: ""; position: absolute; left: 2px; top: 7px; width: 8px; height: 8px;
  background: var(--teal-500); border-radius: 2px; transform: rotate(45deg); }

/* ---------- Contact ---------- */
.contact__in { display: grid; grid-template-columns: 1fr 1.05fr; gap: var(--space-9); align-items: start; }
@media (max-width: 880px) { .contact__in { grid-template-columns: 1fr; gap: var(--space-7); } }
.contact__pitch h2 { font-size: clamp(2rem, 3.6vw, 2.6rem); font-weight: var(--weight-extrabold);
  letter-spacing: var(--tracking-tight); margin: var(--space-3) 0 var(--space-4); }
.contact__pitch p { font-size: var(--text-md); color: var(--text-secondary); line-height: var(--leading-relaxed); }
.contact__direct { list-style: none; margin: var(--space-6) 0 0; padding: 0;
  display: flex; flex-direction: column; gap: var(--space-4); }
.contact__direct li { display: flex; align-items: center; gap: var(--space-3);
  font-size: var(--text-sm); color: var(--text-secondary); }
.contact__direct a { color: var(--text-brand); font-weight: 600; }
.contact__direct a:hover { color: var(--text-accent); }

.contact__card { background: var(--surface-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl); box-shadow: var(--shadow-md); padding: var(--space-7);
  position: relative; overflow: hidden; }
.contact__card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--navy-800) 0 62%, var(--teal-500) 62% 100%); }
.contact__form { display: flex; flex-direction: column; gap: var(--space-5); }
.contact__row2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
@media (max-width: 520px) { .contact__row2 { grid-template-columns: 1fr; } }
.contact__field { display: flex; flex-direction: column; gap: var(--space-3); }
.contact__label { font-family: var(--font-sans); font-size: var(--text-sm); font-weight: 600; color: var(--text-primary); }
.contact__tags { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.contact__tags .so-tag { white-space: nowrap; }
.contact__textarea { width: 100%; box-sizing: border-box; resize: vertical; min-height: 96px;
  font-family: var(--font-sans); line-height: var(--leading-normal); padding-top: 10px; padding-bottom: 10px; }
.contact__fine { font-size: var(--text-xs); color: var(--text-muted); line-height: var(--leading-normal); margin: 0; }

.contact__success { text-align: center; padding: var(--space-7) var(--space-4); display: flex;
  flex-direction: column; align-items: center; gap: var(--space-4); }
.contact__check { width: 56px; height: 56px; border-radius: 50%; background: var(--teal-500);
  display: grid; place-items: center; box-shadow: var(--shadow-accent); }
.contact__success h3 { font-size: var(--text-xl); font-weight: var(--weight-bold); margin: 0; }
.contact__success p { color: var(--text-secondary); font-size: var(--text-sm); line-height: var(--leading-relaxed); max-width: 360px; margin: 0; }

/* ---------- Premium hover states ---------- */
.svc, .profile {
  transition: border-color var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out), transform var(--duration-base) var(--ease-out); }

/* Light cards — teal outline ring, lift, deepened shadow */
.svc-grid .svc:hover,
.steps .step:hover,
.profile-grid .profile:hover {
  transform: translateY(-4px);
  border-color: var(--teal-500);
  box-shadow: 0 18px 34px -18px rgba(8,40,101,0.30), 0 0 0 3px rgba(0,166,162,0.16); }
.steps .step:hover { background: var(--surface-page); }

/* Service hex picks up the accent on hover */
.svc-grid .svc:hover .svc__hex { color: var(--teal-700); }
.svc-grid .svc:hover .svc__hex svg.frame polygon { stroke: var(--teal-500); }

/* Capability chips (navy) — teal edge, faint teal fill, ring */
.cap-grid .cap-item:hover {
  transform: translateY(-2px);
  color: #fff;
  border-color: var(--teal-400);
  background: rgba(0,166,162,0.10);
  box-shadow: 0 0 0 3px rgba(0,166,162,0.16); }

/* Contact form card — outline highlight without shifting the fields */
.contact__card {
  transition: border-color var(--duration-base) var(--ease-out), box-shadow var(--duration-base) var(--ease-out); }
.contact__card:hover {
  border-color: var(--teal-500);
  box-shadow: 0 20px 40px -20px rgba(8,40,101,0.30), 0 0 0 3px rgba(0,166,162,0.14); }

/* Direct-contact rows */
.contact__direct li { border-radius: var(--radius-sm); transition: color var(--duration-fast) var(--ease-out); }
@media (prefers-reduced-motion: reduce) {
  .svc-grid .svc:hover, .steps .step:hover, .profile-grid .profile:hover, .cap-grid .cap-item:hover { transform: none; }
}

/* ============================================================
   Mobile / phone refinements (≤ 600px)
   ============================================================ */
@media (max-width: 600px) {
  .container { padding: 0 var(--space-4); }
  .section { padding: var(--space-9) 0; }

  /* Header — burger only; CTA lives in the slide-down menu */
  .hdr__in { height: 60px; }
  .hdr__actions .so-btn { display: none; }
  .mmenu { inset: 60px 0 0; }

  /* Hero */
  .hero__in { padding: var(--space-9) 0 var(--space-8); max-width: 100%; }
  .hero h1 { font-size: clamp(2.1rem, 8.5vw, 2.75rem); }
  .hero__mark { width: 300px; top: 16px; right: -90px; }
  .hero__lead { font-size: var(--text-base); }
  .hero__cta { gap: var(--space-3); }
  .hero__cta .so-btn { flex: 1 1 100%; }
  .hero__metrics { display: grid; grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4); margin-top: var(--space-7); }
  .hero__metrics .so-metric__value { font-size: 2rem; }
  .hero__creds { gap: 10px 20px; margin-top: var(--space-6); }

  /* Section heads */
  .section__head { margin-bottom: var(--space-6); }
  .section__head h2 { font-size: clamp(1.7rem, 7vw, 2.2rem); }
  .contact__pitch h2 { font-size: clamp(1.7rem, 7vw, 2.2rem); }

  /* Approach steps a touch tighter */
  .step { padding: var(--space-4); }

  /* Team profile — let the role wrap, trim padding */
  .profile__head { padding: var(--space-4) var(--space-5); gap: var(--space-3); }
  .profile__role { white-space: normal; }
  .profile__body { padding: var(--space-5); gap: var(--space-4); }

  /* Contact card */
  .contact__card { padding: var(--space-5); border-radius: var(--radius-lg); }
  .contact__direct { margin-top: var(--space-5); }

  /* Footer collapses to a single column */
  .ftr__top { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
  .ftr__bottom { justify-content: flex-start; }
}

@media (max-width: 380px) {
  .hero__metrics { grid-template-columns: 1fr; gap: var(--space-3); }
  .ftr__top { grid-template-columns: 1fr; }
}