/* ===================================================================
   TechNegócios — Institucional
   Estilo: minimalista claro, tipografia grande, azul da marca
   Paleta derivada do logo: azul #41A6FF→#1D4ED8, navy #1B2436
   =================================================================== */

:root {
  --white: #ffffff;
  --off-white: #f7f9fc;
  --tint: #f0f5fc;
  --navy: #1b2436;
  --navy-deep: #111827;
  --ink: #0f172a;
  --gray: #64748b;
  --gray-light: #94a3b8;
  --blue: #2563eb;
  --blue-light: #41a6ff;
  --blue-deep: #1d4ed8;
  --grad: linear-gradient(120deg, #41a6ff 0%, #2563eb 50%, #1d4ed8 100%);
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --max-w: 1120px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --shadow-soft: 0 1px 2px rgba(15, 23, 42, 0.04), 0 8px 24px rgba(15, 23, 42, 0.06);
  --shadow-lift: 0 2px 4px rgba(15, 23, 42, 0.05), 0 24px 48px rgba(37, 99, 235, 0.1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--white);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.5;
}

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

::selection { background: var(--blue); color: var(--white); }

.nav__logo-img { height: 30px; width: auto; display: block; flex-shrink: 0; }
.footer__logo-img { height: 30px; width: auto; display: block; flex-shrink: 0; }

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  filter: blur(4px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease),
    filter 0.9s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
  filter: none;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; filter: none; transition: none; }
  .orb { animation: none !important; }
  .hero__scroll span { animation: none; }
}

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  background: rgba(255, 255, 255, 0.72);
  border-bottom: 1px solid transparent;
  transition: background 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}
.nav.is-scrolled {
  background: rgba(255, 255, 255, 0.85);
  border-bottom-color: rgba(15, 23, 42, 0.06);
  box-shadow: 0 1px 24px rgba(15, 23, 42, 0.05);
}
.nav__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav__name {
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.02em;
  color: var(--navy);
}
.nav__name em {
  font-style: normal;
  font-weight: 600;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--gray);
}
.nav__links a { transition: color 0.25s ease; }
.nav__links a:hover { color: var(--ink); }
.nav__cta {
  padding: 8px 18px;
  border-radius: 100px;
  background: var(--navy);
  color: var(--white) !important;
  transition: transform 0.25s var(--ease), background 0.25s ease,
    box-shadow 0.25s ease;
}
.nav__cta:hover {
  background: var(--blue);
  transform: scale(1.04);
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav__toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.3s var(--ease), opacity 0.3s;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding: 140px 24px 90px;
  background: var(--white);
}

/* Orbes flutuantes — movimento minimalista contínuo */
.hero__orbs {
  position: absolute;
  inset: 0;
  pointer-events: none;
  will-change: transform;
}
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
}
.orb--1 {
  width: 520px;
  height: 520px;
  top: -12%;
  left: 8%;
  background: radial-gradient(circle, rgba(65, 166, 255, 0.22) 0%, transparent 65%);
  animation: drift1 16s ease-in-out infinite alternate;
}
.orb--2 {
  width: 440px;
  height: 440px;
  bottom: -8%;
  right: 6%;
  background: radial-gradient(circle, rgba(29, 78, 216, 0.16) 0%, transparent 65%);
  animation: drift2 20s ease-in-out infinite alternate;
}
.orb--3 {
  width: 300px;
  height: 300px;
  top: 34%;
  right: 24%;
  background: radial-gradient(circle, rgba(96, 165, 250, 0.13) 0%, transparent 65%);
  animation: drift3 14s ease-in-out infinite alternate;
}
@keyframes drift1 {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(60px, 40px) scale(1.08); }
}
@keyframes drift2 {
  from { transform: translate(0, 0) scale(1.05); }
  to { transform: translate(-50px, -35px) scale(0.96); }
}
@keyframes drift3 {
  from { transform: translate(0, 0); }
  to { transform: translate(-40px, 50px); }
}

.hero__inner {
  position: relative;
  max-width: 880px;
}
.hero__eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 30px;
  padding: 8px 18px;
  border: 1px solid rgba(37, 99, 235, 0.18);
  border-radius: 100px;
  background: rgba(240, 245, 252, 0.6);
}
.hero__title {
  font-size: clamp(48px, 9vw, 100px);
  line-height: 1.03;
  font-weight: 700;
  letter-spacing: -0.035em;
  margin-bottom: 32px;
  color: var(--navy);
}
.hero__title em {
  font-style: normal;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__sub {
  font-size: clamp(17px, 2.2vw, 21px);
  line-height: 1.6;
  color: var(--gray);
  max-width: 620px;
  margin: 0 auto 44px;
  font-weight: 400;
}
.hero__actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero__scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 38px;
  border: 1.5px solid rgba(15, 23, 42, 0.18);
  border-radius: 14px;
  display: flex;
  justify-content: center;
  padding-top: 7px;
}
.hero__scroll span {
  width: 3px;
  height: 7px;
  border-radius: 3px;
  background: rgba(15, 23, 42, 0.35);
  animation: scrollHint 2.2s ease-in-out infinite;
}
@keyframes scrollHint {
  0%, 100% { transform: translateY(0); opacity: 1; }
  55% { transform: translateY(10px); opacity: 0; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 30px;
  border-radius: 100px;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.01em;
  transition: transform 0.3s var(--ease), box-shadow 0.3s ease,
    background 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}
.btn--primary {
  background: var(--navy);
  color: var(--white);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.12);
}
.btn--primary:hover {
  background: var(--blue);
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 12px 28px rgba(37, 99, 235, 0.32);
}
.section--dark .btn--primary {
  background: var(--white);
  color: var(--navy);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}
.section--dark .btn--primary:hover {
  background: var(--blue-light);
  color: var(--white);
  box-shadow: 0 12px 28px rgba(65, 166, 255, 0.35);
}
.btn--ghost {
  border: 1px solid rgba(15, 23, 42, 0.16);
  color: var(--ink);
  background: var(--white);
}
.btn--ghost:hover {
  border-color: var(--blue);
  color: var(--blue);
  transform: translateY(-2px) scale(1.02);
}

/* ---------- Sections ---------- */
.section { padding: 140px 24px; }
.section--light { background: var(--white); color: var(--ink); }
.section--tint { background: var(--off-white); color: var(--ink); }
.section--dark {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%);
  color: var(--white);
}

.section__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.section__inner--narrow { max-width: 720px; text-align: center; }

.section__eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 20px;
}
.section--dark .section__eyebrow { color: var(--blue-light); }
.section__title {
  font-size: clamp(34px, 5.5vw, 58px);
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 56px;
  color: var(--navy);
}
.section--dark .section__title { color: var(--white); }
.section__text {
  font-size: 19px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 44px;
}

/* ---------- Quem somos ---------- */
#sobre { padding-top: 120px; }
.grupo__cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.grupo__lead {
  font-size: clamp(22px, 2.6vw, 28px);
  line-height: 1.42;
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--navy);
}
.grupo__text p {
  font-size: 17px;
  line-height: 1.75;
  color: var(--gray);
}
.grupo__text p + p { margin-top: 20px; }

/* ---------- Statement ---------- */
.statement {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%);
  padding: 130px 24px;
  position: relative;
  overflow: hidden;
}
.statement::before {
  content: "";
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(65, 166, 255, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.statement__inner {
  position: relative;
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
}
.statement blockquote p {
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.28;
  font-weight: 600;
  letter-spacing: -0.025em;
  color: rgba(255, 255, 255, 0.45);
}
.statement blockquote span { color: var(--white); }

/* ---------- Cards (Princípios) ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.cards--pair {
  grid-template-columns: repeat(2, 1fr);
  max-width: 720px;
  margin: 0 auto;
}
.card {
  background: var(--white);
  border: 1px solid rgba(15, 23, 42, 0.06);
  border-radius: 24px;
  padding: 40px 32px;
  box-shadow: var(--shadow-soft);
  transition: transform 0.4s var(--ease), box-shadow 0.4s ease,
    border-color 0.4s ease;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lift);
  border-color: rgba(37, 99, 235, 0.18);
}
.card__icon {
  width: 46px;
  height: 46px;
  border-radius: 13px;
  background: linear-gradient(135deg, rgba(65, 166, 255, 0.12), rgba(29, 78, 216, 0.12));
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 26px;
}
.card__icon svg { width: 22px; height: 22px; }
.card__logo {
  height: auto;
  width: auto;
  max-height: 44px;
  max-width: 140px;
  object-fit: contain;
  display: block;
  margin-bottom: 24px;
}
.card__logo--wide {
  max-height: 34px;
  max-width: 190px;
}
.card h3 {
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  color: var(--navy);
}
.card p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--gray);
}
.card p a {
  color: var(--blue);
  font-weight: 500;
  text-decoration: none;
  border-bottom: 1px solid rgba(37, 99, 235, 0.35);
  transition: border-color 0.25s ease, color 0.25s ease;
}
.card p a:hover {
  color: var(--blue-deep);
  border-color: var(--blue-deep);
}

/* ---------- Contato ---------- */
.contact-lead {
  font-size: 18px;
  line-height: 1.6;
  color: var(--gray);
  max-width: 480px;
  margin: 0 auto 36px;
}

.contact__note {
  font-size: 13px;
  color: var(--gray-light);
  max-width: 560px;
  margin: 32px auto 0;
}

/* ---------- Footer ---------- */
.footer {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%);
  padding: 60px 24px;
}
.footer__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.footer__brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer__brand .nav__name { color: var(--white); }
.footer__legal {
  font-size: 12px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.45);
  text-align: right;
}

/* ---------- Responsivo ---------- */
@media (max-width: 900px) {
  .section { padding: 96px 24px; }
  .grupo__cols { grid-template-columns: 1fr; gap: 32px; }
  .cards { grid-template-columns: 1fr; }
  .orb { filter: blur(50px); }
}

@media (max-width: 720px) {
  .nav__links {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 16px 24px 28px;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(15, 23, 42, 0.08);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s var(--ease);
  }
  .nav__links a {
    padding: 12px 0;
    font-size: 17px;
    width: 100%;
  }
  .nav__cta {
    margin-top: 8px;
    text-align: center;
  }
  .nav.is-open .nav__links {
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }
  .nav__toggle { display: flex; }
  .nav.is-open .nav__toggle span:first-child {
    transform: translateY(3.75px) rotate(45deg);
  }
  .nav.is-open .nav__toggle span:last-child {
    transform: translateY(-3.75px) rotate(-45deg);
  }
  .footer__inner { flex-direction: column; }
  .footer__legal { text-align: left; }
}