/* ============================================================
   Avantys Design — styles
   ============================================================ */

:root {
  --ink: #0a0a0b;
  --ink-soft: #1a1a1c;
  --white: #ffffff;
  --accent: #002fa7;        /* Klein blue */
  --accent-light: #6f93ff;
  --muted: #8b8b90;
  --muted-2: #b9b9be;
  --line: #ececee;
  --footer-bg: #0a0a0a;
  --max: 1240px;
  --pad: 40px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: "Manrope", -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.5;
}

.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
}

a { color: inherit; text-decoration: none; }

/* ---------- Buttons ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 15px 28px;
  font-family: "Outfit", sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  overflow: hidden;
  isolation: isolate;
  transition: transform .3s cubic-bezier(.2,.7,.2,1), color .3s ease, border-color .3s ease;
}
.btn > * { position: relative; z-index: 1; }
/* fill-from-bottom on hover */
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: var(--accent);
  transform: translateY(101%);
  transition: transform .4s cubic-bezier(.2,.7,.2,1);
}
.btn:hover::before { transform: translateY(0); }
.btn:hover { transform: translateY(-2px); }
.btn-dark { background: var(--ink); color: var(--white); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { color: var(--white); border-color: var(--accent); }
.btn-arrow svg { transition: transform .3s ease; }
.btn-arrow:hover svg { transform: translateX(5px); }

/* ---------- Scroll progress ---------- */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: var(--accent);
  z-index: 200;
  transition: width .1s linear;
}

/* ---------- Logo ---------- */
.logo { display: inline-flex; align-items: center; gap: 10px; }
.logo-mark {
  width: 11px; height: 11px;
  background: var(--accent);
  display: inline-block;
  flex: none;
}
.logo-text {
  font-family: "Outfit", sans-serif;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}
.logo-text strong { font-weight: 800; }
.logo-light { color: var(--muted); font-weight: 500; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.85);
  backdrop-filter: saturate(180%) blur(14px);
  transition: box-shadow .3s ease, background .3s ease;
}
.site-header.scrolled { box-shadow: 0 1px 0 var(--line); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.main-nav {
  display: flex;
  gap: 34px;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}
.main-nav a {
  font-family: "Outfit", sans-serif;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--ink);
  position: relative;
  padding: 4px 0;
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 1.5px;
  background: var(--accent);
  transition: width .3s ease;
}
.main-nav a:hover::after,
.main-nav a.active::after { width: 100%; }
.main-nav a.active { color: var(--accent); }

.header-actions { display: flex; align-items: center; gap: 26px; }
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: "Outfit", sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
}
.lang-btn {
  background: none; border: none; cursor: pointer;
  color: var(--muted-2);
  font: inherit;
  letter-spacing: 0.04em;
  transition: color .2s ease;
}
.lang-btn.is-active { color: var(--ink); }
.lang-btn:hover { color: var(--ink); }
.lang-sep { color: var(--muted-2); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 90px 0 120px;
  min-height: 82vh;
  display: flex;
  align-items: center;
}
.eyebrow {
  font-family: "Outfit", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 34px;
}
.hero-title {
  font-family: "Outfit", sans-serif;
  font-weight: 900;
  line-height: 0.92;
  letter-spacing: -0.02em;
  font-size: clamp(4rem, 11vw, 9.5rem);
  margin-bottom: 40px;
}
.hero-title .line-mask { display: block; overflow: hidden; padding-bottom: 0.04em; }
.hero-title .line { display: block; }
.hero-title .is-muted { color: var(--muted-2); }
.hero-title .is-accent { color: var(--accent); }

/* masked rise reveal for hero lines (mask is observed; child animates) */
.line-up {
  transform: translateY(110%);
  transition: transform .9s cubic-bezier(.16,1,.3,1);
}
.line-up.in { transform: translateY(0); }

/* scroll cue */
.scroll-cue {
  position: absolute;
  left: var(--pad);
  bottom: 38px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: "Outfit", sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--muted);
}
.scroll-cue-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  animation: cueBounce 1.6s ease-in-out infinite;
}
@keyframes cueBounce {
  0%, 100% { transform: translateY(-3px); opacity: 1; }
  50% { transform: translateY(3px); opacity: .4; }
}

/* ---------- Marquee ---------- */
.marquee {
  overflow: hidden;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  background: var(--ink);
  color: var(--white);
  padding: 18px 0;
  white-space: nowrap;
}
.marquee-track {
  display: inline-flex;
  animation: marquee 26s linear infinite;
}
.marquee-track span {
  font-family: "Outfit", sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -0.01em;
  padding-right: 0; /* spacing handled by markers */
}
.marquee-track i {
  font-style: normal;
  color: var(--accent-light);
  margin: 0 38px;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.hero-lead {
  max-width: 560px;
  font-size: 1.15rem;
  color: #3a3a3e;
  margin-bottom: 40px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- Generic section ---------- */
.section { padding: 120px 0; border-top: 1px solid var(--line); }
.label {
  font-family: "Outfit", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 28px;
}
.display {
  font-family: "Outfit", sans-serif;
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.02em;
  font-size: clamp(2.2rem, 4.4vw, 3.6rem);
}
.body { font-size: 1.1rem; color: #3a3a3e; margin-bottom: 22px; }
.body:last-child { margin-bottom: 0; }

/* ---------- About (split) ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.split-right { padding-top: 8px; }

/* ---------- Services ---------- */
.services-title { margin-bottom: 70px; }
.service-list { list-style: none; }
.service-row {
  position: relative;
  display: grid;
  grid-template-columns: 70px 1fr 1.05fr 48px;
  align-items: baseline;
  gap: 24px;
  padding: 36px 0;
  border-top: 1px solid var(--line);
  cursor: default;
  transition: padding-left .4s cubic-bezier(.2,.7,.2,1);
}
.service-row:last-child { border-bottom: 1px solid var(--line); }
/* sliding accent fill behind the row */
.service-row::before {
  content: "";
  position: absolute;
  left: 0; bottom: -1px;
  width: 100%; height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .5s cubic-bezier(.2,.7,.2,1);
}
.service-row:hover { padding-left: 20px; }
.service-row:hover::before { transform: scaleX(1); }
.service-num {
  font-family: "Outfit", sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--accent);
  transition: transform .4s cubic-bezier(.2,.7,.2,1);
}
.service-row:hover .service-num { transform: translateY(-4px); }
.service-name {
  font-family: "Outfit", sans-serif;
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: clamp(1.8rem, 3.4vw, 2.8rem);
  transition: color .3s ease;
}
.service-row:hover .service-name { color: var(--accent); }
.service-desc {
  font-size: 1.05rem;
  color: var(--muted);
  align-self: center;
  transition: color .3s ease;
}
.service-row:hover .service-desc { color: var(--ink); }
.service-arrow {
  align-self: center;
  justify-self: end;
  font-size: 1.6rem;
  color: var(--accent);
  opacity: 0;
  transform: translateX(-12px);
  transition: opacity .4s ease, transform .4s cubic-bezier(.2,.7,.2,1);
}
.service-row:hover .service-arrow { opacity: 1; transform: translateX(0); }

/* ---------- CTA ---------- */
.cta-title {
  font-family: "Outfit", sans-serif;
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.025em;
  font-size: clamp(2.6rem, 6vw, 5rem);
  max-width: 14ch;
  margin-bottom: 36px;
}
.cta-lead { max-width: 520px; margin-bottom: 44px; }

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  background: var(--footer-bg);
  color: var(--white);
  padding: 90px 0 40px;
  overflow: hidden;
}
.footer-wordmark {
  font-family: "Outfit", sans-serif;
  font-weight: 900;
  font-size: clamp(5rem, 22vw, 19rem);
  line-height: 0.8;
  letter-spacing: -0.04em;
  color: rgba(255,255,255,0.04);
  text-align: center;
  margin-top: 10px;
  user-select: none;
  pointer-events: none;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  padding-bottom: 60px;
}
.logo-light-mode .logo-text strong { color: var(--white); }
.logo-light-mode .logo-light { color: #6a6a72; }
.logo-light-mode .logo-mark { background: var(--accent-light); }
.footer-tagline { color: #9a9aa2; margin: 22px 0 26px; max-width: 360px; }
.footer-mail {
  font-family: "Outfit", sans-serif;
  font-weight: 600;
  font-size: 1.05rem;
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease;
}
.footer-mail:hover { border-color: var(--accent-light); }
.label-light { color: #6a6a72; }
.footer-legal a {
  color: #c4c4cc;
  transition: color .2s ease;
}
.footer-legal a:hover { color: var(--white); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.85rem;
  color: #6a6a72;
}

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1);
}
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .line-up { transform: none; transition: none; }
  .marquee-track { animation: none; }
  .scroll-cue-dot { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  :root { --pad: 22px; }
  .main-nav { display: none; }
  .split { grid-template-columns: 1fr; gap: 30px; }
  .service-row {
    grid-template-columns: 46px 1fr 28px;
    grid-template-areas:
      "num name arrow"
      ". desc desc";
    row-gap: 10px;
    column-gap: 16px;
  }
  .service-num { grid-area: num; }
  .service-name { grid-area: name; }
  .service-desc { grid-area: desc; }
  .service-arrow { grid-area: arrow; font-size: 1.2rem; }
  .marquee-track span { font-size: 1.15rem; }
  .marquee-track i { margin: 0 22px; }
  .section { padding: 80px 0; }
  .hero { padding: 50px 0 80px; min-height: auto; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 10px; align-items: flex-start; }
}

@media (max-width: 540px) {
  .header-actions .btn-dark { padding: 10px 18px; }
  .logo-text { font-size: 1rem; }
}