/* ============================================================
   Neuron'arte · Liquid Glass · Monocromático
   ============================================================ */

:root {
  --bg: #050506;
  --bg-alt: #0a0a0d;
  --glass: linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.03));
  --glass-strong: linear-gradient(180deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.05));
  --border: rgba(255, 255, 255, 0.12);
  --border-strong: rgba(255, 255, 255, 0.24);

  --text: #f5f5f7;
  --text-dim: rgba(245, 245, 247, 0.66);
  --text-faint: rgba(245, 245, 247, 0.4);

  --silver: linear-gradient(120deg, #ffffff 10%, #b8b8bd 55%, #7c7c82 100%);

  --font-display: 'Sora', sans-serif;
  --font-body: 'Inter', sans-serif;

  --radius: 20px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --maxw: 1180px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection { background: rgba(255, 255, 255, 0.85); color: #000; }

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

.container { width: min(var(--maxw), 92%); margin-inline: auto; }

/* ---------- Typography helpers ---------- */
.text-silver {
  background: var(--silver);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.accent {
  background: linear-gradient(120deg, #ffffff, #a9a9b0);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ---------- Glass ---------- */
.glass {
  position: relative;
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(24px) saturate(150%);
  -webkit-backdrop-filter: blur(24px) saturate(150%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.14),
    inset 0 -1px 0 rgba(255, 255, 255, 0.03),
    0 20px 50px rgba(0, 0, 0, 0.45);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.92rem 1.8rem;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background 0.35s var(--ease), border-color 0.35s var(--ease);
  white-space: nowrap;
}
.btn svg { transition: transform 0.35s var(--ease); }
.btn:hover svg { transform: translateX(4px); }

.btn--primary {
  background: #ffffff;
  color: #0a0a0c;
  box-shadow: 0 8px 30px rgba(255, 255, 255, 0.18);
}
.btn--primary:hover { transform: translateY(-3px); box-shadow: 0 14px 44px rgba(255, 255, 255, 0.28); }

.btn--glass {
  border-color: var(--border);
  color: var(--text);
  background: var(--glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14);
}
.btn--glass:hover { border-color: var(--border-strong); background: var(--glass-strong); transform: translateY(-3px); }

.btn--lg { padding: 1.05rem 2.2rem; font-size: 1.02rem; }

/* ---------- Scroll progress ---------- */
.progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0;
  z-index: 200;
  background: linear-gradient(90deg, #ffffff, #8a8a90);
  box-shadow: 0 0 12px rgba(255, 255, 255, 0.5);
  transition: width 0.1s linear;
}

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  padding: 1.1rem 0;
  transition: background 0.4s var(--ease), padding 0.4s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(5, 5, 6, 0.6);
  backdrop-filter: blur(22px) saturate(160%);
  -webkit-backdrop-filter: blur(22px) saturate(160%);
  border-bottom-color: var(--border);
  padding: 0.7rem 0;
}

.nav__inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }

.nav__brand { display: flex; align-items: center; gap: 0.7rem; font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; letter-spacing: -0.02em; }
.nav__logo { display: flex; align-items: center; justify-content: center; }
.nav__logo img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
}
.nav__brand:hover .nav__logo img { transform: scale(1.06) rotate(-4deg); box-shadow: 0 0 24px rgba(255, 255, 255, 0.25); }
.nav__name { letter-spacing: 0.01em; }

.nav__links { display: flex; gap: 2.1rem; }
.nav__link {
  position: relative;
  font-size: 0.92rem;
  color: var(--text-dim);
  transition: color 0.3s var(--ease);
}
.nav__link::after {
  content: '';
  position: absolute;
  left: 0; bottom: -6px;
  width: 100%; height: 1.5px;
  background: #ffffff;
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}
.nav__link:hover { color: var(--text); }
.nav__link:hover::after { transform: scaleX(1); }

.nav__burger { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav__burger span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: transform 0.35s var(--ease), opacity 0.3s; }
.nav__burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger.open span:nth-child(2) { opacity: 0; }
.nav__burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__mobile {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: rgba(5, 5, 6, 0.9);
  backdrop-filter: blur(30px) saturate(160%);
  -webkit-backdrop-filter: blur(30px) saturate(160%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.4rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease), visibility 0.4s;
}
.nav__mobile.open { opacity: 1; visibility: visible; }
.nav__mobile-link { font-family: var(--font-display); font-size: 1.5rem; font-weight: 600; }
.nav__mobile-cta { margin-top: 0.6rem; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 8rem 0 7rem;
  text-align: center;
}

.hero__bg { position: absolute; inset: 0; z-index: 0; overflow: hidden; }

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.3;
  will-change: transform;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.4), transparent 65%);
}
.orb--1 { width: 480px; height: 480px; top: -140px; left: -100px; }
.orb--2 { width: 520px; height: 520px; bottom: -180px; right: -120px; }
.orb--3 { width: 340px; height: 340px; top: 30%; right: 20%; opacity: 0.18; }
.orb--cta { width: 640px; height: 640px; bottom: -280px; left: 50%; transform: translateX(-50%); }

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 75%);
}

.hero__content { position: relative; z-index: 2; }

.hero__eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
  border: 1px solid var(--border);
  background: var(--glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  padding: 0.55rem 1.3rem;
  border-radius: 999px;
  margin-bottom: 2rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.3rem, 5.6vw, 4.4rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
}
.hero__line { display: block; }

.hero__sub {
  max-width: 660px;
  margin: 1.8rem auto 0;
  font-size: clamp(1.02rem, 1.6vw, 1.18rem);
  color: var(--text-dim);
}

.hero__actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-top: 2.6rem; }

.hero__flow {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 0.9rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 4.2rem;
  padding: 1.1rem 1.6rem;
  border-radius: 999px;
  background: var(--glass);
  border: 1px solid var(--border);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14);
}
.hero__flow span { font-family: var(--font-display); font-size: 0.82rem; font-weight: 600; letter-spacing: 0.06em; text-transform: lowercase; color: var(--text-dim); }
.hero__flow i { font-style: normal; color: var(--text-faint); font-size: 0.9rem; }

.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  width: 26px;
  height: 42px;
  border: 1.6px solid var(--border);
  border-radius: 999px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
}
.hero__scroll-dot {
  width: 5px; height: 5px;
  background: var(--text);
  border-radius: 50%;
  animation: scrollDot 1.8s var(--ease) infinite;
}
@keyframes scrollDot {
  0% { transform: translateY(0); opacity: 1; }
  70% { transform: translateY(14px); opacity: 0; }
  100% { transform: translateY(0); opacity: 0; }
}

/* ---------- Sections ---------- */
.section { position: relative; padding: 7.5rem 0; }
.section--alt { background: var(--bg-alt); }

.section__head { max-width: 760px; margin-bottom: 4.2rem; }

.section__tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 1.2rem;
}
.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.6vw, 2.9rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
}
.section__lead { margin-top: 1.4rem; font-size: 1.06rem; color: var(--text-dim); max-width: 640px; }

/* ---------- Split (problema / tecnologia) ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: start; }
.split__head { position: sticky; top: 110px; }
.split__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.split__grid .glass { padding: 1.5rem 1.4rem; }
.split__grid h3 { font-family: var(--font-display); font-size: 1.02rem; font-weight: 600; margin-bottom: 0.45rem; }
.split__grid p { font-size: 0.9rem; color: var(--text-dim); }

.glass { padding: 1.8rem 1.8rem; }

/* ---------- Sistema map ---------- */
.system__map {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.3rem;
}
.system__node { position: relative; overflow: hidden; }
.system__idx {
  display: block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--text-faint);
  margin-bottom: 1rem;
}
.system__node h3 { font-family: var(--font-display); font-size: 1.25rem; font-weight: 600; margin-bottom: 0.5rem; }
.system__node p { font-size: 0.94rem; color: var(--text-dim); }
.system__node::after {
  content: '';
  position: absolute;
  top: -50px; right: -50px;
  width: 130px; height: 130px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.14), transparent 70%);
  pointer-events: none;
}

/* ---------- Method (vertical timeline) ---------- */
.method__track {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  padding-left: 2.6rem;
}
.method__line {
  position: absolute;
  left: 15px;
  top: 0; bottom: 0;
  width: 2px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 2px;
}
.method__line-fill {
  display: block;
  width: 100%;
  height: 0;
  background: linear-gradient(180deg, #ffffff, #8a8a90);
  border-radius: 2px;
  box-shadow: 0 0 14px rgba(255, 255, 255, 0.45);
  transition: height 0.2s linear;
}

.pillar { position: relative; display: grid; grid-template-columns: 44px 1fr; gap: 1.4rem; align-items: start; }
.pillar__node {
  width: 32px; height: 32px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--border);
  background: var(--bg);
  color: var(--text-faint);
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  z-index: 1;
  transition: all 0.5s var(--ease);
}
.pillar.active .pillar__node {
  border-color: transparent;
  background: #ffffff;
  color: #050506;
  box-shadow: 0 0 24px rgba(255, 255, 255, 0.5);
  transform: scale(1.12);
}

.pillar__card {
  padding: 1.6rem 1.8rem;
  transition: all 0.5s var(--ease);
}
.pillar.active .pillar__card {
  border-color: var(--border-strong);
  background: var(--glass-strong);
  transform: translateX(8px);
}
.pillar__card h3 { font-family: var(--font-display); font-size: 1.22rem; font-weight: 600; margin-bottom: 0.45rem; }
.pillar__card p { font-size: 0.96rem; color: var(--text-dim); }

/* ---------- DORA ---------- */
.dora__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.3rem; }
.dora__card { text-align: center; padding: 2.2rem 1.5rem; }
.dora__letter {
  display: inline-grid;
  place-items: center;
  width: 64px; height: 64px;
  border-radius: 50%;
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  background: #ffffff;
  color: #050506;
  box-shadow: 0 12px 40px rgba(255, 255, 255, 0.22);
  margin-bottom: 1.3rem;
}
.dora__card h3 { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; margin-bottom: 0.5rem; }
.dora__card p { font-size: 0.93rem; color: var(--text-dim); }

/* ---------- Fator decisor ---------- */
.fator__map {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  flex-wrap: wrap;
}
.fator__chip {
  padding: 1rem 1.5rem;
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}
.fator__map i { font-style: normal; color: var(--text-faint); }

/* ---------- Oferta ---------- */
.offer__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.3rem; align-items: stretch; }
.offer__card { display: flex; flex-direction: column; padding: 2.2rem 2rem; }
.offer__plan { font-family: var(--font-display); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-faint); }
.offer__card h3 { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; margin: 0.6rem 0 1.2rem; }
.offer__price { display: flex; align-items: baseline; gap: 0.35rem; margin-bottom: 1.6rem; }
.offer__currency { font-family: var(--font-display); font-weight: 600; color: var(--text-dim); font-size: 1rem; }
.offer__price strong { font-family: var(--font-display); font-size: 3.2rem; font-weight: 800; letter-spacing: -0.04em; line-height: 1; }
.offer__per { color: var(--text-faint); font-size: 0.9rem; }
.offer__incl { font-size: 0.9rem; color: var(--text-dim); margin-bottom: 0.9rem; }
.offer__list { display: flex; flex-direction: column; gap: 0.7rem; margin-top: auto; }
.offer__list li { display: flex; align-items: center; gap: 0.65rem; font-size: 0.95rem; color: var(--text-dim); }
.offer__list li::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: #ffffff; flex-shrink: 0; }

.offer__card--featured {
  background: var(--glass-strong);
  border-color: var(--border-strong);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.22), 0 24px 60px rgba(0, 0, 0, 0.5);
}

.offer__note { margin-top: 2.2rem; text-align: center; font-size: 0.88rem; color: var(--text-faint); max-width: 640px; margin-inline: auto; }

/* ---------- Tecnologia ---------- */
.tagline { padding: 1.3rem 1.5rem; }
.tagline p { font-size: 0.95rem; color: var(--text-dim); font-style: italic; }

.tech__flow { display: flex; flex-direction: column; gap: 0.8rem; }
.tech__step { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: 1.15rem 1.4rem; font-family: var(--font-display); font-weight: 600; font-size: 1rem; }
.tech__step span { font-family: var(--font-body); font-weight: 400; font-size: 0.84rem; color: var(--text-faint); text-align: right; }

/* ---------- Conteúdo ---------- */
.content__flow { display: flex; align-items: stretch; gap: 1rem; flex-wrap: wrap; justify-content: center; }
.content__node { flex: 1; min-width: 200px; text-align: center; padding: 1.8rem 1.2rem; }
.content__node h3 { font-family: var(--font-display); font-size: 1.15rem; font-weight: 600; margin-bottom: 0.4rem; }
.content__node p { font-size: 0.88rem; color: var(--text-dim); }
.content__arrow { align-self: center; font-size: 1.3rem; color: var(--text-faint); }

/* ---------- Diferenciação ---------- */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 1.3rem; }
.compare__col { padding: 2.2rem 2rem; }
.compare__label { font-family: var(--font-display); font-size: 0.76rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-faint); }
.compare__list { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 0.85rem; }
.compare__list li { font-size: 1.02rem; color: var(--text-dim); }
.compare__list--flow li { font-family: var(--font-display); color: var(--text); counter-increment: flow; display: flex; align-items: center; gap: 0.7rem; }
.compare__list--flow { counter-reset: flow; }
.compare__list--flow li::before {
  content: counter(flow, decimal-leading-zero);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-faint);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 26px; height: 26px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.compare__result { margin-top: 1.8rem; padding-top: 1.3rem; border-top: 1px solid var(--border); font-size: 0.9rem; color: var(--text-faint); }
.compare__col--accent { border-color: var(--border-strong); }

.compare__message {
  margin-top: 2.4rem;
  text-align: center;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.6vw, 1.8rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  max-width: 760px;
  margin-inline: auto;
  background: var(--silver);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ---------- Casos ---------- */
.cases { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.3rem; }
.case__tpl { padding: 1.8rem 1.5rem; }
.case__idx { display: block; font-family: var(--font-display); font-size: 0.76rem; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 0.7rem; }
.case__tpl p { font-size: 0.92rem; color: var(--text-dim); }

/* ---------- Experiência ---------- */
.exp__flow { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1rem; }
.exp__node { text-align: center; padding: 1.6rem 1rem; }
.exp__node span { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: #ffffff; color: #050506; font-family: var(--font-display); font-weight: 700; font-size: 0.85rem; margin: 0 auto 0.8rem; }
.exp__node h3 { font-family: var(--font-display); font-size: 0.98rem; font-weight: 600; }

.transparency { margin-top: 2.6rem; padding: 2.4rem 2.4rem; text-align: center; }
.transparency h3 { font-family: var(--font-display); font-size: 1.4rem; font-weight: 600; margin-bottom: 0.9rem; }
.transparency p { color: var(--text-dim); max-width: 720px; margin-inline: auto; font-size: 1rem; }
.transparency__flow { display: flex; justify-content: center; align-items: center; gap: 0.9rem; flex-wrap: wrap; margin-top: 1.8rem; }
.transparency__flow span { font-family: var(--font-display); font-size: 0.85rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text); }
.transparency__flow i { font-style: normal; color: var(--text-faint); }

/* ---------- FAQ ---------- */
.faq { display: flex; flex-direction: column; gap: 1rem; max-width: 780px; }
.faq__item { padding: 0; overflow: hidden; }
.faq__item summary {
  list-style: none;
  cursor: pointer;
  padding: 1.4rem 1.7rem;
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: color 0.3s;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--text-faint);
  transition: transform 0.35s var(--ease);
}
.faq__item[open] summary::after { transform: rotate(45deg); }
.faq__item p { padding: 0 1.7rem 1.5rem; color: var(--text-dim); font-size: 0.97rem; }

/* ---------- CTA ---------- */
.cta { position: relative; padding: 9rem 0; text-align: center; overflow: hidden; }
.cta__bg { position: absolute; inset: 0; z-index: 0; }
.cta__content { position: relative; z-index: 2; }
.cta__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.8vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-top: 1.4rem;
}
.cta__sub { max-width: 620px; margin: 1.6rem auto 0; font-size: 1.07rem; color: var(--text-dim); }
.cta__actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-top: 2.6rem; }
.cta__hint { margin-top: 1.6rem; font-size: 0.88rem; color: var(--text-faint); }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); padding: 3.5rem 0 2rem; background: var(--bg-alt); }
.footer__inner { text-align: center; }
.footer .nav__brand { justify-content: center; }
.footer__tag { margin-top: 1.1rem; color: var(--text-dim); font-size: 0.95rem; }
.footer__bottom {
  margin-top: 2.6rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.84rem;
  color: var(--text-faint);
}
.footer__socials { display: flex; gap: 1.4rem; }
.footer__socials a { color: var(--text-faint); transition: color 0.3s; }
.footer__socials a:hover { color: #ffffff; }

/* ---------- Reveal animations ---------- */
.reveal, .reveal-pillar {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
  will-change: opacity, transform;
}
.reveal.in, .reveal-pillar.in { opacity: 1; transform: none; }

.reveal-left {
  opacity: 0;
  transform: translateX(-46px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal-left.in { opacity: 1; transform: none; }

.reveal-right {
  opacity: 0;
  transform: translateX(46px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal-right.in { opacity: 1; transform: none; }

.reveal-scale {
  opacity: 0;
  transform: scale(0.88);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal-scale.in { opacity: 1; transform: none; }

.stagger > * {
  opacity: 0;
  transform: translateY(44px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.stagger.in > * { opacity: 1; transform: none; }
.stagger.in > *:nth-child(1) { transition-delay: 0.05s; }
.stagger.in > *:nth-child(2) { transition-delay: 0.12s; }
.stagger.in > *:nth-child(3) { transition-delay: 0.19s; }
.stagger.in > *:nth-child(4) { transition-delay: 0.26s; }
.stagger.in > *:nth-child(5) { transition-delay: 0.33s; }
.stagger.in > *:nth-child(6) { transition-delay: 0.4s; }
.stagger.in > *:nth-child(7) { transition-delay: 0.47s; }
.stagger.in > *:nth-child(8) { transition-delay: 0.54s; }
.stagger.in > *:nth-child(9) { transition-delay: 0.61s; }

[data-delay="1"] { transition-delay: 0.12s; }
[data-delay="2"] { transition-delay: 0.24s; }
[data-delay="3"] { transition-delay: 0.36s; }
[data-delay="4"] { transition-delay: 0.48s; }
[data-delay="5"] { transition-delay: 0.6s; }
[data-delay="6"] { transition-delay: 0.72s; }

/* ============================================================
   Motion & Scroll-driven UX (js/motion.js)
   ============================================================ */

/* ---------- Advanced reveal: clip mask ---------- */
html.js-motion .reveal-clip {
  opacity: 0;
  clip-path: inset(0 0 100% 0);
  transform: translateY(30px);
  transition:
    opacity 0.7s var(--ease),
    transform 1.05s var(--ease),
    clip-path 1.05s var(--ease);
  will-change: transform, clip-path;
}
html.js-motion .reveal-clip.in { opacity: 1; transform: none; clip-path: inset(0 0 0 0); }

/* ---------- Advanced reveal: blur + rise ---------- */
html.js-motion .reveal-blur {
  opacity: 0;
  transform: translateY(24px);
  filter: blur(14px);
  transition:
    opacity 0.9s var(--ease),
    transform 0.9s var(--ease),
    filter 0.9s var(--ease);
  will-change: transform, filter;
}
html.js-motion .reveal-blur.in { opacity: 1; transform: none; filter: blur(0); }

/* ---------- Hero reacts to scroll ---------- */
.hero__content, .page-hero__content {
  will-change: transform, opacity, filter;
}

/* ---------- Progress bar glow ---------- */
.progress::after {
  content: '';
  position: absolute;
  right: -1px; top: 0;
  width: 6px; height: 100%;
  border-radius: 2px;
  background: #ffffff;
  filter: blur(3px);
  opacity: 0.9;
}

/* ---------- Custom cursor ---------- */
.cursor-dot,
.cursor-ring {
  position: fixed;
  top: 0; left: 0;
  z-index: 400;
  pointer-events: none;
  border-radius: 50%;
  will-change: transform;
}
.cursor-dot {
  width: 7px; height: 7px;
  margin: -3.5px 0 0 -3.5px;
  background: #ffffff;
  box-shadow: 0 0 12px rgba(255, 255, 255, 0.65);
}
.cursor-ring {
  width: 38px; height: 38px;
  margin: -19px 0 0 -19px;
  border: 1.5px solid rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  transition:
    width 0.35s var(--ease),
    height 0.35s var(--ease),
    margin 0.35s var(--ease),
    border-color 0.35s var(--ease),
    background 0.35s var(--ease);
}
.cursor-ring.is-hover {
  width: 62px; height: 62px;
  margin: -31px 0 0 -31px;
  border-color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.1);
}
.cursor-ring.is-down {
  width: 26px; height: 26px;
  margin: -13px 0 0 -13px;
  border-color: #ffffff;
  background: rgba(255, 255, 255, 0.25);
}

@media (pointer: coarse), (max-width: 767px) {
  .cursor-dot, .cursor-ring { display: none; }
}

/* ---------- Magnetic buttons ---------- */
.btn { will-change: transform; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .split { grid-template-columns: 1fr; gap: 2.5rem; }
  .split__head { position: static; }
  .system__map { grid-template-columns: repeat(2, 1fr); }
  .dora__grid { grid-template-columns: repeat(2, 1fr); }
  .offer__grid { grid-template-columns: 1fr; max-width: 520px; margin-inline: auto; }
  .cases { grid-template-columns: repeat(2, 1fr); }
  .exp__flow { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .nav__links, .nav__cta { display: none; }
  .nav__burger { display: flex; }
  .hero { padding-top: 7rem; }
  .section { padding: 5.5rem 0; }
  .split__grid { grid-template-columns: 1fr; }
  .compare { grid-template-columns: 1fr; }
  .content__flow { flex-direction: column; }
  .content__arrow { transform: rotate(90deg); }
  .hero__flow { border-radius: var(--radius); }
}

@media (max-width: 520px) {
  .system__map, .dora__grid, .cases, .exp__flow { grid-template-columns: 1fr; }
  .fator__map { gap: 0.6rem; }
  .fator__map i { display: none; }
  .tech__step { flex-direction: column; gap: 0.2rem; }
  .tech__step span { text-align: left; }
  .footer__bottom { justify-content: center; text-align: center; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .reveal, .reveal-pillar, .reveal-left, .reveal-right, .reveal-scale, .stagger > *,
  .reveal-clip, .reveal-blur { opacity: 1 !important; transform: none !important; filter: none !important; clip-path: none !important; }
  .cursor-dot, .cursor-ring { display: none; }
}