/* =============================================
   HARPIA RACING · Formula SAE
   Color palette from logo:
   Dark bg:  #212528  ← cor exata do fundo da logo
   Gold:     #C9A84C
   Silver:   #B0B3BA
   White:    #F5F5F5
   ============================================= */

:root {
  --dark:    #212528;
  --dark-2:  #282C30;
  --dark-3:  #303538;
  --gold:    #C9A84C;
  --gold-2:  #E4C26A;
  --gold-3:  #8C7030;
  --silver:  #B0B3BA;
  --white:   #F5F5F5;
  --text:    #D0D0D5;

  --paper:   #EFEAE0;
  --paper-2: #E4DCC8;
  --ink:     #23262A;
  --ink-soft:#585C60;

  --nav-h:   72px;
  --radius:  8px;
  --radius-lg: 16px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--dark);
  color: var(--text);
  font-family: 'Inter', 'Rajdhani', sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* SCROLLBAR */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--gold-3); border-radius: 3px; }

/* CONTAINER */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* ── BUTTONS ── */
.btn-primary {
  display: inline-block;
  padding: 13px 32px;
  background: linear-gradient(135deg, var(--gold), var(--gold-2));
  color: var(--dark);
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.12);
  opacity: 0;
  transition: var(--transition);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(201,168,76,0.4); }
.btn-primary:hover::after { opacity: 1; }
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  display: inline-block;
  padding: 13px 32px;
  background: transparent;
  color: var(--gold);
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 2px solid var(--gold);
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
}
.btn-outline:hover {
  background: rgba(201,168,76,0.1);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(201,168,76,0.2);
}

.btn-full { width: 100%; text-align: center; }

/* ── SECTION HEADERS ── */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-tag {
  display: inline-block;
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}

.section-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-title span { color: var(--gold); }

.section-desc {
  font-size: 1.05rem;
  color: var(--silver);
  max-width: 520px;
  margin: 0 auto;
}
.section-header-light .section-title { color: var(--ink); }
.section-header-light .section-desc  { color: var(--ink-soft); }
.section-header-light .section-tag { color: var(--gold-3); }

/* ════════════════════════════════════════
   NAV
════════════════════════════════════════ */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  transition: background var(--transition), box-shadow var(--transition);
}
#navbar.scrolled {
  background: rgba(33,37,40,0.96);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 24px rgba(0,0,0,0.5);
}
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}
.nav-logo img { height: 48px; width: auto; transition: transform var(--transition); }
.nav-logo:hover img { transform: scale(1.05); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--silver);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--gold);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { width: 100%; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ════════════════════════════════════════
   HERO
════════════════════════════════════════ */
#hero {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: calc(var(--nav-h) + 28px) 0 0;
  background: #0e0f11;
}

/* ── layered background ── */
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(160deg, #16181a 0%, #0e0f11 42%, #0b0c0d 100%);
}
.hero-texture {
  position: absolute; inset: 0;
  background-image:
    repeating-linear-gradient(115deg, rgba(255,255,255,0.015) 0px, rgba(255,255,255,0.015) 1px, transparent 1px, transparent 7px),
    linear-gradient(115deg, transparent 44%, rgba(201,168,76,0.05) 49%, rgba(201,168,76,0.08) 50%, rgba(201,168,76,0.05) 51%, transparent 56%);
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(201,168,76,0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,168,76,0.055) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 75% 75% at 66% 55%, black 20%, transparent 78%);
  will-change: transform;
}
.hero-glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}
.hero-glow-1 {
  top: 18%; left: 66%;
  width: 620px; height: 620px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(201,168,76,0.14) 0%, transparent 65%);
  animation: heroGlowPulse 7s ease-in-out infinite;
}
.hero-glow-2 {
  bottom: -10%; left: 20%;
  width: 460px; height: 460px;
  background: radial-gradient(circle, rgba(176,179,186,0.06) 0%, transparent 70%);
}
@keyframes heroGlowPulse {
  0%, 100% { opacity: 0.85; }
  50%       { opacity: 1.15; }
}
.hero-vignette {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 90% 70% at 50% 50%, transparent 55%, rgba(0,0,0,0.55) 100%),
    linear-gradient(to top, rgba(0,0,0,0.65) 0%, transparent 22%);
}

/* ── layout ── */
.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 540px) 1fr;
  align-items: center;
  gap: 12px;
  width: 92%;
  max-width: 1400px;
  margin: 0 auto;
  flex: 1;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: left;
}

@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}
.anim-in {
  opacity: 0;
  animation: heroFadeUp 0.85s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  animation-delay: calc(var(--d, 0) * 110ms + 150ms);
}
@media (prefers-reduced-motion: reduce) {
  .anim-in { animation: none; opacity: 1; }
}

.hero-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--gold-2);
  margin-bottom: 22px;
}
.hero-kicker-dot {
  width: 7px; height: 7px;
  background: var(--gold);
  box-shadow: 0 0 12px 2px rgba(201,168,76,0.7);
  flex-shrink: 0;
}

.hero-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(2.2rem, 4.6vw, 3.8rem);
  font-weight: 900;
  line-height: 1.08;
  color: var(--white);
  letter-spacing: -0.01em;
  margin-bottom: 22px;
}
.hero-title .line { display: block; }
.hero-title em {
  font-style: normal;
  background: linear-gradient(135deg, var(--gold-2), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: clamp(1rem, 1.4vw, 1.12rem);
  color: var(--silver);
  margin: 0 0 34px;
  letter-spacing: 0.01em;
  max-width: 440px;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.btn-primary .btn-arrow { display: inline-block; transition: transform var(--transition); }
.btn-primary:hover .btn-arrow { transform: translateX(4px); }

.hero-partners {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 26px;
  border-top: 1px solid rgba(255,255,255,0.08);
  max-width: 420px;
}
.hero-partners-label {
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(176,179,186,0.5);
}
.hero-partners-logos { display: flex; align-items: center; gap: 16px; }
.partner-logo {
  height: 30px; width: auto;
  filter: grayscale(1) brightness(1.6);
  opacity: 0.7;
  transition: var(--transition);
}
.partner-logo:hover { filter: none; opacity: 1; }
.partner-divider { width: 1px; height: 22px; background: rgba(255,255,255,0.15); }
.partner-wordmark {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.14em;
  color: rgba(240,240,240,0.75);
}
.partner-wordmark em { font-style: normal; font-weight: 500; color: rgba(240,240,240,0.5); }

/* ── hero visual / carro ── */
.hero-visual {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  perspective: 1600px;
}
.hero-visual-stage {
  position: relative;
  width: 96%;
  margin-right: 0;
  transform-style: preserve-3d;
  transform: rotateY(calc(-9deg + var(--mx, 0) * 5deg)) rotateX(calc(2deg + var(--my, 0) * -3deg));
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  animation: carEntrance 1.1s cubic-bezier(0.16, 1, 0.3, 1) 0.35s both;
}
@keyframes carEntrance {
  from { opacity: 0; transform: translateX(60px) rotateY(-9deg) scale(0.94); }
  to   { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-visual-stage { animation: none; transform: none !important; }
}

.car-glow-back {
  position: absolute;
  top: 42%; left: 46%;
  width: 78%; height: 78%;
  transform: translate(-50%, -50%);
  background: radial-gradient(ellipse, rgba(228,194,106,0.35) 0%, rgba(228,194,106,0.08) 45%, transparent 72%);
  filter: blur(4px);
  z-index: 0;
}
.car-ground {
  position: absolute;
  left: 8%; right: 4%; bottom: 12%;
  height: 60px;
  background: radial-gradient(ellipse 60% 100% at 50% 50%, rgba(228,194,106,0.16) 0%, rgba(0,0,0,0.4) 55%, transparent 80%);
  border-radius: 50%;
  filter: blur(2px);
  z-index: 0;
}

.hero-smoke {
  position: absolute;
  border-radius: 50%;
  filter: blur(18px);
  z-index: 1;
  pointer-events: none;
  mix-blend-mode: screen;
}
.hero-smoke-1 {
  width: 42%; height: 34%;
  left: 4%; bottom: 14%;
  background: radial-gradient(ellipse, rgba(200,200,205,0.10) 0%, transparent 72%);
  animation: smokeDrift1 14s ease-in-out infinite;
}
.hero-smoke-2 {
  width: 34%; height: 28%;
  right: 8%; bottom: 22%;
  background: radial-gradient(ellipse, rgba(228,194,106,0.08) 0%, transparent 72%);
  animation: smokeDrift2 18s ease-in-out infinite;
}
@keyframes smokeDrift1 {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.7; }
  50%       { transform: translate(18px, -10px) scale(1.12); opacity: 1; }
}
@keyframes smokeDrift2 {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.6; }
  50%       { transform: translate(-14px, 8px) scale(1.08); opacity: 0.9; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-smoke { animation: none; }
}

.hero-car-frame {
  position: relative;
  z-index: 2;
  width: 100%;
}
.hero-car {
  display: block;
  width: 100%;
  height: auto;
  max-width: none;
  filter: drop-shadow(0 26px 40px rgba(0,0,0,0.6)) drop-shadow(0 2px 10px rgba(0,0,0,0.45));
  animation: floatCar 6s ease-in-out infinite;
}
@keyframes floatCar {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-9px); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-car { animation: none; }
}

.hero-car-reflection {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 1;
  transform: scaleY(-1);
  opacity: 0.22;
  filter: blur(1px);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,0.5), transparent 45%);
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.5), transparent 45%);
  animation: none;
  pointer-events: none;
}
@media (max-width: 1024px) {
  .hero-car-reflection { display: none; }
}

/* ── stats strip ── */
.hero-stats {
  position: relative;
  z-index: 2;
  width: 100%;
  border-top: 1px solid rgba(255,255,255,0.08);
  background: linear-gradient(180deg, rgba(255,255,255,0.015), transparent);
  display: flex;
  align-items: stretch;
  justify-content: center;
  flex-wrap: wrap;
  padding: 0 4%;
}
.hero-stat {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 34px;
  transition: transform var(--transition);
}
.hero-stat:hover { transform: translateY(-2px); }
.hero-stat svg { width: 22px; height: 22px; color: var(--gold); flex-shrink: 0; }
.hero-stat-text { display: flex; flex-direction: column; line-height: 1.25; }
.hero-stat-text strong {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
}
.hero-stat-text strong.stat-phrase { font-size: 0.82rem; letter-spacing: 0.02em; }
.hero-stat-text span {
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(176,179,186,0.7);
}
.hero-stat-divider {
  width: 1px;
  align-self: center;
  height: 34px;
  background: linear-gradient(180deg, transparent, rgba(255,255,255,0.14), transparent);
}

/* ════════════════════════════════════════
   SOBRE
════════════════════════════════════════ */
#sobre {
  padding: 110px 0;
  position: relative;
  background: var(--dark-2);
  overflow: hidden;
}
#sobre::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, transparent 40%, rgba(201,168,76,0.035) 40%, rgba(201,168,76,0.035) 41%, transparent 41%),
    linear-gradient(105deg, transparent 60%, rgba(255,255,255,0.02) 60%, rgba(255,255,255,0.02) 61%, transparent 61%);
  pointer-events: none;
}
#sobre > * { position: relative; z-index: 1; }
.sobre-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.sobre-text p {
  color: var(--silver);
  margin-bottom: 16px;
  font-size: 1.02rem;
}
.sobre-text strong { color: var(--gold); font-weight: 600; }

.sobre-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 40px;
}
.pillar {
  background: rgba(201,168,76,0.05);
  border: 1px solid rgba(201,168,76,0.15);
  border-radius: var(--radius);
  padding: 20px 16px;
  text-align: center;
  transition: var(--transition);
}
.pillar:hover {
  border-color: rgba(201,168,76,0.4);
  background: rgba(201,168,76,0.08);
  transform: translateY(-4px);
}
.pillar-icon { width: 40px; height: 40px; margin: 0 auto 12px; color: var(--gold); }
.pillar-icon svg { width: 100%; height: 100%; }
.pillar h4 {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--white);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.pillar p { font-size: 0.85rem; color: var(--silver); }

.sobre-visual { display: flex; flex-direction: column; gap: 20px; }
.sobre-card {
  background: var(--dark-3);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.06);
  transition: var(--transition);
}
.sobre-card:hover { border-color: rgba(201,168,76,0.25); transform: translateX(4px); }
.sobre-card-accent {
  height: 4px;
  background: linear-gradient(90deg, var(--gold), var(--gold-2));
}
.sobre-card-alt .sobre-card-accent {
  background: linear-gradient(90deg, var(--silver), rgba(176,179,186,0.4));
}
.sobre-card-body { padding: 28px; }
.sobre-card-body h3 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem;
  color: var(--white);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}
.sobre-card-body p { font-size: 0.95rem; color: var(--silver); }

/* ════════════════════════════════════════
   CARRO
════════════════════════════════════════ */
#carro {
  padding: 110px 0;
  position: relative;
  background: linear-gradient(160deg, var(--paper) 0%, #E7E0CE 100%);
  overflow: hidden;
}
.carro-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(35,38,42,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(35,38,42,0.06) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 75% 75% at 50% 50%, black 25%, transparent 85%);
  pointer-events: none;
}

.subsystems { text-align: center; }
.subsystems h3 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 20px;
}
.subsystem-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  text-align: left;
}
.subsystem-card {
  background: rgba(255,255,255,0.55);
  border: 1px solid rgba(35,38,42,0.1);
  border-radius: var(--radius-lg);
  padding: 24px 22px;
  transition: var(--transition);
}
.subsystem-card:hover {
  border-color: rgba(201,168,76,0.5);
  background: rgba(255,255,255,0.8);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(35,38,42,0.08);
}
.subsystem-icon { width: 34px; height: 34px; margin-bottom: 14px; color: var(--gold-3); }
.subsystem-icon svg { width: 100%; height: 100%; }
.subsystem-card h4 {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--ink);
  margin-bottom: 8px;
  letter-spacing: 0.03em;
}
.subsystem-card p { font-size: 0.88rem; color: var(--ink-soft); line-height: 1.5; }

/* ════════════════════════════════════════
   EQUIPE
════════════════════════════════════════ */
#equipe {
  padding: 110px 0;
  position: relative;
  background: var(--dark-2);
  overflow: hidden;
}
#equipe::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(45deg, rgba(255,255,255,0.018) 0px, rgba(255,255,255,0.018) 1px, transparent 1px, transparent 8px),
    repeating-linear-gradient(-45deg, rgba(255,255,255,0.018) 0px, rgba(255,255,255,0.018) 1px, transparent 1px, transparent 8px);
  pointer-events: none;
}
#equipe > * { position: relative; z-index: 1; }
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}
.team-card {
  background: var(--dark-3);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
}
.team-card:hover {
  border-color: rgba(201,168,76,0.3);
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.3);
}
.team-avatar {
  width: 80px; height: 80px;
  border-radius: 50%;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid rgba(201,168,76,0.3);
}
.team-avatar-1 { background: linear-gradient(135deg, #2d2200, #4a3800); }
.team-avatar-2 { background: linear-gradient(135deg, #1a2d1a, #2a402a); }
.team-avatar-3 { background: linear-gradient(135deg, #2d1a1a, #402a2a); }
.team-avatar-4 { background: linear-gradient(135deg, #1a1a2d, #2a2a40); }
.team-avatar-5 { background: linear-gradient(135deg, #2d1a2d, #402a40); }
.team-avatar-6 { background: linear-gradient(135deg, #1a2d2d, #2a4040); }
.avatar-icon { width: 30px; height: 30px; color: var(--gold); }
.team-info h4 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.team-role {
  font-size: 0.85rem;
  color: var(--gold);
  font-family: 'Rajdhani', sans-serif;
  letter-spacing: 0.06em;
}

/* ════════════════════════════════════════
   PATROCINADORES
════════════════════════════════════════ */
#patrocinadores {
  padding: 110px 0;
  position: relative;
  background: linear-gradient(160deg, #FAF8F2 0%, var(--paper) 100%);
  overflow: hidden;
}
.patrocinadores-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 50% 50% at 50% 100%, rgba(201,168,76,0.10) 0%, transparent 70%);
  pointer-events: none;
}

.partner-card {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
  align-items: start;
  background: rgba(255,255,255,0.6);
  border: 1px solid rgba(35,38,42,0.1);
  border-radius: var(--radius-lg);
  padding: 48px;
}
.institution-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 28px 20px;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid rgba(35,38,42,0.08);
}
.institution-logo img { width: 100%; max-width: 190px; height: auto; }
.institution-logo span {
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-soft);
  text-align: center;
}
.partner-text h3 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.3rem;
  color: var(--ink);
  margin-bottom: 16px;
  letter-spacing: 0.03em;
}
.partner-text p {
  color: var(--ink-soft);
  margin-bottom: 14px;
  font-size: 0.98rem;
}
.partner-text p:last-child { margin-bottom: 0; }
.partner-text strong { color: var(--gold-3); font-weight: 600; }

/* ════════════════════════════════════════
   CONTATO
════════════════════════════════════════ */
#contato {
  padding: 110px 0;
  position: relative;
  background: var(--dark-2);
  overflow: hidden;
}
#contato::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 360px; height: 360px;
  background-image:
    linear-gradient(45deg, rgba(255,255,255,0.03) 25%, transparent 25%, transparent 75%, rgba(255,255,255,0.03) 75%),
    linear-gradient(45deg, rgba(255,255,255,0.03) 25%, transparent 25%, transparent 75%, rgba(255,255,255,0.03) 75%);
  background-size: 26px 26px;
  background-position: 0 0, 13px 13px;
  mask-image: radial-gradient(circle at 100% 0%, black 0%, transparent 65%);
  pointer-events: none;
}
#contato > * { position: relative; z-index: 1; }
.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 64px;
  align-items: start;
}
.contato-info { display: flex; flex-direction: column; gap: 32px; }
.info-item { display: flex; gap: 20px; align-items: flex-start; }
.info-icon {
  color: var(--gold);
  width: 44px; height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(201,168,76,0.1);
  border: 1px solid rgba(201,168,76,0.25);
  border-radius: var(--radius);
  flex-shrink: 0;
}
.info-icon svg { width: 22px; height: 22px; }
.info-item h4 {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 6px;
}
.info-item p { font-size: 0.92rem; color: var(--silver); }

.social-links { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 4px; }
.social-link {
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(201,168,76,0.3);
  border-radius: 100px;
  padding: 4px 14px;
  transition: var(--transition);
}
.social-link:hover {
  background: rgba(201,168,76,0.1);
  border-color: var(--gold);
}

/* Form */
.contato-form {
  background: var(--dark-3);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}
.form-group:last-child { margin-bottom: 0; }
label {
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
}
input, select, textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 12px 16px;
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  resize: vertical;
}
input::placeholder, textarea::placeholder { color: rgba(176,179,186,0.5); }
input:focus, select:focus, textarea:focus {
  border-color: rgba(201,168,76,0.5);
  box-shadow: 0 0 0 3px rgba(201,168,76,0.1);
}
select option { background: var(--dark-3); color: var(--white); }

.form-feedback {
  margin-top: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  text-align: center;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  min-height: 24px;
}
.form-feedback.success { color: #4ade80; }
.form-feedback.error   { color: #f87171; }
.feedback-icon { width: 18px; height: 18px; flex-shrink: 0; }

/* ════════════════════════════════════════
   FOOTER
════════════════════════════════════════ */
#footer {
  background: #191c1f;
  border-top: 1px solid rgba(201,168,76,0.15);
  padding: 64px 0 0;
}
.footer-container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-logo { height: 56px; width: auto; margin-bottom: 16px; }
.footer-brand p { font-size: 0.95rem; color: var(--silver); }
.footer-tagline { font-size: 0.85rem !important; color: rgba(176,179,186,0.5) !important; margin-top: 8px; font-style: italic; }

.footer-links, .footer-social {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-links h5, .footer-social h5 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 4px;
}
.footer-links a, .footer-social a {
  font-size: 0.92rem;
  color: var(--silver);
  transition: color var(--transition);
}
.footer-links a:hover, .footer-social a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  text-align: center;
  padding: 20px;
}
.footer-bottom p { font-size: 0.82rem; color: rgba(176,179,186,0.4); }

/* ════════════════════════════════════════
   REVEAL ANIMATIONS
════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left  { opacity: 0; transform: translateX(-30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal-right { opacity: 0; transform: translateX(30px);  transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal-left.visible, .reveal-right.visible { opacity: 1; transform: translateX(0); }

/* ════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════ */
@media (max-width: 1024px) {
  #hero          { padding-top: calc(var(--nav-h) + 16px); }
  .hero-inner    { grid-template-columns: 1fr; max-width: 640px; gap: 8px; }
  .hero-content  { text-align: center; order: 2; }
  .hero-sub      { margin-left: auto; margin-right: auto; }
  .hero-actions  { justify-content: center; }
  .hero-partners { margin: 0 auto; align-items: center; }
  .hero-partners-logos { justify-content: center; }
  .hero-visual   { order: 1; min-height: 300px; perspective: none; }
  .hero-visual-stage { width: 100%; margin-right: 0; transform: none !important; animation: carFadeIn 0.9s ease 0.2s both; }
  @keyframes carFadeIn { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; } }
  .hero-stats    { justify-content: flex-start; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .hero-stat     { padding: 18px 22px; flex-shrink: 0; }

  .sobre-grid   { grid-template-columns: 1fr; gap: 40px; }
  .subsystem-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid    { grid-template-columns: repeat(2, 1fr); }
  .contato-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-container { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root { --nav-h: 60px; }

  .hamburger { display: flex; }
  .nav-links {
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: rgba(33,37,40,0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: center;
    padding: 32px 0;
    gap: 28px;
    transform: translateY(-110%);
    transition: transform var(--transition);
    border-bottom: 1px solid rgba(201,168,76,0.2);
  }
  .nav-links.open { transform: translateY(0); }

  .hero-visual   { min-height: 220px; }
  .hero-kicker   { justify-content: center; }
  .hero-stats    { justify-content: center; }
  .hero-stat     { padding: 16px 18px; }
  .hero-stat-text strong { font-size: 0.92rem; }

  .sobre-pillars { grid-template-columns: 1fr; }
  .subsystem-grid { grid-template-columns: 1fr; }
  .team-grid     { grid-template-columns: 1fr; }
  .partner-card    { grid-template-columns: 1fr; text-align: center; padding: 32px; gap: 28px; }
  .institution-logo { max-width: 220px; margin: 0 auto; }
  .form-row      { grid-template-columns: 1fr; }
  .contato-form  { padding: 24px; }
  .footer-container { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: center; gap: 20px; }
  .hero-actions .btn-primary,
  .hero-actions .btn-outline { width: 100%; max-width: 280px; text-align: center; }
  .hero-partners { align-items: center; }
  .hero-stat     { padding: 14px 16px; gap: 10px; }
  .hero-stat svg { width: 18px; height: 18px; }
}