/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy:        #1C2D3E;
  --navy-light:  #243548;
  --navy-dark:   #131F2B;
  --gold:        #D4960A;
  --gold-dark:   #B8820A;
  --gold-light:  #F0AB1A;
  --white:       #FFFFFF;
  --gray-50:     #F8F9FA;
  --gray-100:    #F0F2F5;
  --gray-300:    #D1D5DB;
  --gray-500:    #6B7280;
  --gray-700:    #374151;
  --gray-900:    #111827;

  --font:        'Outfit', sans-serif;
  --radius:      12px;
  --radius-lg:   20px;
  --shadow:      0 4px 24px rgba(0,0,0,.08);
  --shadow-lg:   0 12px 48px rgba(0,0,0,.14);
  --transition:  .3s ease;
}

html { font-size: 16px; }

body {
  font-family: var(--font);
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

/* ===== UTILITIES ===== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.text-gold  { color: var(--gold); }
.text-white { color: var(--white)!important; }
.text-gray  { color: var(--gray-300); }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 600;
  padding: 13px 28px;
  border-radius: 50px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--gold {
  background: var(--gold);
  color: var(--navy-dark);
}
.btn--gold:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212,150,10,.35);
}

.btn--outline {
  background: transparent;
  border-color: rgba(255,255,255,.3);
  color: var(--white);
}
.btn--outline:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
}

.btn--outline.btn--dark {
  border-color: var(--navy);
  color: var(--navy);
}
.btn--outline.btn--dark:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
}

.btn--sm  { font-size: 13px; padding: 9px 20px; }
.btn--lg  { font-size: 17px; padding: 16px 36px; }

/* ===== SECTION BASE ===== */
.section { padding: 96px 0; }
.section--light { background: var(--gray-50); }
.section--dark  { background: var(--navy); position: relative; overflow: hidden; }
.section--dark::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(212,150,10,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212,150,10,.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
  pointer-events: none;
}

.section-header { text-align: center; margin-bottom: 64px; }

.section-tag {
  display: inline-block;
  font-size: 20px;
  font-weight: 200;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0px;
}
.section-tag--gold { color: var(--gold-light); }

.section-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  line-height: 1;
  color: var(--navy);
  margin-bottom: 16px;
}

.section-sub {
  font-size: 18px;
  color: var(--gray-500);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== REVEAL ANIMATION ===== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 0;
  transition: background var(--transition), padding var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
  padding: 12px 0;
  box-shadow: 0 2px 24px rgba(0,0,0,.3);
}
.navbar.scrolled::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(19, 31, 43, .97);
  backdrop-filter: blur(12px);
  z-index: -1;
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar__logo img {
  height: 44px;
  width: auto;
  filter: brightness(0) invert(1);
}

.navbar__nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.navbar__nav a {
  color: rgba(255,255,255,.8);
  font-size: 14px;
  font-weight: 500;
  transition: color var(--transition);
}
.navbar__nav a:hover { color: var(--gold); }

.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.navbar__toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  background: var(--navy);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 0 80px;
}

.hero__bg-photo {
  position: absolute;
  inset: 0;
  background-image: url('../assets/datacenter.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.12;
  mask-image: linear-gradient(to right, transparent 30%, black 70%);
}

.hero__bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(212,150,10,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212,150,10,.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(212,150,10,.3);
  background: rgba(212,150,10,.08);
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 32px;
}

.hero__headline {
  font-size: clamp(40px, 6vw, 76px);
  font-weight: 800;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 24px;
}

.hero__sub {
  font-size: clamp(16px, 2vw, 20px);
  color: rgba(255,255,255,.65);
  max-width: 560px;
  margin-bottom: 40px;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.4);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(212,150,10,.6), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: .4; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

/* ===== SOBRE ===== */
.sobre__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.sobre__text p {
  color: var(--gray-700);
  margin-bottom: 16px;
  font-size: 16px;
}

.sobre__timeline {
  padding-left: 24px;
}

.timeline-item {
  display: flex;
  gap: 20px;
  padding-bottom: 36px;
  position: relative;
}
.timeline-item:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 7px; top: 16px;
  width: 2px;
  height: calc(100% - 8px);
  background: var(--gray-100);
}

.timeline-dot {
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--gray-300);
  border: 3px solid var(--white);
  box-shadow: 0 0 0 2px var(--gray-300);
  flex-shrink: 0;
  margin-top: 3px;
}
.timeline-dot--gold {
  background: var(--gold);
  box-shadow: 0 0 0 2px var(--gold);
}

.timeline-year {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: .05em;
  margin-bottom: 4px;
}
.timeline-content p {
  font-size: 14px;
  color: var(--gray-500);
}

/* ===== SOLUÇÕES ===== */
.solucoes__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.solucao-card {
  background: var(--navy-light);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.solucao-card:hover {
  transform: translateY(-4px);
  border-color: rgba(212,150,10,.3);
  box-shadow: 0 16px 48px rgba(0,0,0,.3);
}

.solucao-card__icon {
  width: 60px; height: 60px;
  background: rgba(212,150,10,.12);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  margin-bottom: 20px;
}

.solucao-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}

.solucao-card p {
  font-size: 14px;
  color: rgba(255,255,255,.55);
  margin-bottom: 20px;
  line-height: 1.6;
}

.solucao-card__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.solucao-card__list li {
  font-size: 13px;
  color: rgba(255,255,255,.7);
  padding-left: 16px;
  position: relative;
}
.solucao-card__list li::before {
  content: '';
  position: absolute;
  left: 0; top: 8px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gold);
}

/* ===== PROBLEMAS ===== */
.problemas__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.problema-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.problema-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--gold);
}

.problema-card__icon {
  width: 52px; height: 52px;
  background: rgba(212,150,10,.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  margin-bottom: 16px;
}

.problema-card h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}

.problema-card p {
  font-size: 14px;
  color: var(--gray-500);
  line-height: 1.6;
}

.problema-card--cta {
  background: var(--navy);
  border-color: transparent;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 20px;
}
.problema-card--cta:hover { border-color: var(--gold); }

.problema-card__cta-text {
  font-size: 18px;
  font-weight: 600;
  color: var(--white);
  line-height: 1.5;
}

/* ===== PRINCÍPIOS ===== */
.principios__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2px;
  background: rgba(255,255,255,.05);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.principio {
  padding: 40px 28px;
  background: var(--navy-light);
  transition: background var(--transition);
}
.principio:hover { background: var(--navy-dark); }

.principio__number {
  font-size: 13px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: .08em;
  margin-bottom: 16px;
}

.principio h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
  line-height: 1.3;
}

.principio p {
  font-size: 13px;
  color: rgba(255,255,255,.5);
  line-height: 1.6;
}

/* ===== TIME ===== */
.time__grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 80px;
  align-items: center;
}

.time__photo-wrapper { display: flex; justify-content: center; }

.time__photo {
  width: 100%;
  max-width: 360px;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.time__role {
  display: block;
  font-size: 18px;
  font-weight: 400;
  color: var(--gold);
  margin-top: 6px;
}

.time__text p {
  color: var(--gray-700);
  margin-bottom: 16px;
  font-size: 16px;
}

.time__contact {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 32px;
}

/* ===== CTA FINAL ===== */
.cta-final {
  position: relative;
  text-align: center;
  overflow: hidden;
}

.cta-final__bg-dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(212,150,10,.12) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}

.cta-final__content { position: relative; z-index: 1; }

.cta-final .section-sub {
  font-size: 17px;
  color: rgba(255,255,255,.6);
  margin-bottom: 40px;
}

.cta-final__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.cta-final__info {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255,255,255,.4);
  font-size: 14px;
}
.cta-final__info a { color: rgba(255,255,255,.6); transition: color var(--transition); }
.cta-final__info a:hover { color: var(--gold); }

/* ===== FOOTER ===== */
.footer {
  background: var(--navy-dark);
  padding: 60px 0 0;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 48px;
  align-items: center;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.footer__logo { height: 48px; filter: brightness(0) invert(1); margin-bottom: 12px; }
.footer__brand p { font-size: 14px; color: rgba(255,255,255,.4); }

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer__links a {
  font-size: 14px;
  color: rgba(255,255,255,.5);
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--gold); }

.footer__social {
  display: flex;
  gap: 16px;
}
.footer__social a {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.5);
  transition: all var(--transition);
}
.footer__social a:hover {
  background: var(--gold);
  color: var(--navy);
}

.footer__bottom {
  padding: 20px 24px;
  text-align: center;
}
.footer__bottom p {
  font-size: 12px;
  color: rgba(255,255,255,.25);
}

/* ===== WHATSAPP FAB ===== */
.whatsapp-fab {
  position: fixed;
  bottom: 32px; right: 32px;
  width: 60px; height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 24px rgba(37,211,102,.4);
  z-index: 90;
  transition: transform var(--transition), box-shadow var(--transition);
}
.whatsapp-fab:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(37,211,102,.5);
}

/* ===== SCROLL TO TOP ===== */
.scroll-top {
  position: fixed;
  bottom: 32px; left: 50%; transform: translateX(-50%) translateY(12px);
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--navy-dark);
  color: var(--navy-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 90;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition), background var(--transition), color var(--transition);
}
.scroll-top.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}
.scroll-top:hover {
  background: rgba(212,150,10,.25);
  border-color: rgba(212,150,10,.4);
  color: var(--gold);
}

/* ===== MOBILE ===== */
@media (max-width: 1024px) {
  .principios__grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px) {
  .sobre__grid { grid-template-columns: 1fr; gap: 48px; }
  .solucoes__grid { grid-template-columns: 1fr; }
  .problemas__grid { grid-template-columns: repeat(2, 1fr); }
  .time__grid { grid-template-columns: 1fr; gap: 48px; }
  .time__photo-wrapper { order: -1; }
  .time__photo { max-width: 280px; aspect-ratio: 1; }
  .principios__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__inner { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .section { padding: 72px 0; }

  .navbar__nav {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--navy-dark);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 32px;
    z-index: 200;
  }
  .navbar__nav.open { display: flex; }
  .navbar__nav a { font-size: 20px; }

  .navbar__toggle { display: flex; z-index: 201; }
  .navbar__toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .navbar__toggle.open span:nth-child(2) { opacity: 0; }
  .navbar__toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

  .problemas__grid { grid-template-columns: 1fr; }
  .principios__grid { grid-template-columns: 1fr; }

  .hero__actions { flex-direction: column; align-items: flex-start; }
  .hero__scroll-hint { display: none; }

  .solucoes__grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .solucao-card { padding: 24px; }
  .problema-card { padding: 24px; }
  .principio { padding: 28px 20px; }
  .time__contact { flex-direction: column; }
  .whatsapp-fab { bottom: 20px; right: 20px; }
}