/* ================================================================
   INSTITUTO INOVÁRIO — styles.css
   Paleta: Navy profundo · Âmbar · Off-white editorial
   ================================================================ */

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

:root {
  --navy:        #0b1a2e;
  --navy-mid:    #132540;
  --navy-light:  #1e3655;
  --amber:       #10b981;
  --amber-light: #34d399;
  --cream:       #f7f4ef;
  --cream-mid:   #ede8e0;
  --white:       #ffffff;
  --text-dark:   #1a1a2e;
  --text-mid:    #4a5568;
  --text-light:  #8898aa;

  --font-serif:  'Cormorant Garamond', Georgia, serif;
  --font-sans:   'DM Sans', system-ui, sans-serif;
  --font-mono:   'DM Mono', monospace;

  --radius:      6px;
  --radius-lg:   14px;
  --transition:  .25s cubic-bezier(.4,0,.2,1);
  --shadow-sm:   0 2px 8px rgba(11,26,46,.08);
  --shadow-md:   0 8px 32px rgba(11,26,46,.12);
  --shadow-lg:   0 20px 60px rgba(11,26,46,.18);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  background: var(--cream);
  color: var(--text-dark);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ── HEADER ─────────────────────────────────────────────────────── */
#site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(11,26,46,.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(16, 185, 129,.2);
  transition: box-shadow var(--transition);
}
#site-header.scrolled { box-shadow: var(--shadow-lg); }

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.logo-img { height: 44px; width: auto; filter: brightness(1.1); }
.logo-link { flex-shrink: 0; }

.main-nav {
  display: flex;
  align-items: center;
  gap: .25rem;
}

.nav-link {
  font-family: var(--font-sans);
  font-size: .8125rem;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(247,244,239,.7);
  padding: .5rem 1rem;
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
  position: relative;
}
.nav-link:hover { color: var(--amber-light); background: rgba(16, 185, 129,.08); }
.nav-link.active { color: var(--amber); }
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 1rem; right: 1rem;
  height: 2px;
  background: var(--amber);
  border-radius: 2px;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--cream);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── BUTTONS ─────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-sans);
  font-size: .8125rem;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: .75rem 1.75rem;
  border-radius: var(--radius);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--amber);
  color: var(--navy);
}
.btn-primary:hover {
  background: var(--amber-light);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(16, 185, 129,.35);
}
.btn-ghost {
  background: transparent;
  color: var(--cream);
  border: 1px solid rgba(247,244,239,.25);
}
.btn-ghost:hover {
  border-color: var(--amber);
  color: var(--amber);
  background: rgba(16, 185, 129,.06);
}
.btn-accent {
  background: var(--amber);
  color: var(--navy);
}
.btn-accent:hover { background: var(--amber-light); }
.btn-sm { padding: .5rem 1.25rem; font-size: .75rem; }

/* ── PAGES ───────────────────────────────────────────────────────── */
.page { padding-top: 72px; min-height: 100vh; }
.page.hidden { display: none; }

/* ── HERO (HOME) ─────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: calc(100vh - 72px);
  background: var(--navy);
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(16, 185, 129,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 185, 129,.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 6rem 2rem;
  max-width: 720px;
  padding-left: max(2rem, calc((100vw - 1200px)/2 + 2rem));
}

.hero-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--amber);
  background: rgba(16, 185, 129,.1);
  border: 1px solid rgba(16, 185, 129,.2);
  padding: .35rem .9rem;
  border-radius: 2rem;
  margin-bottom: 2rem;
  animation: fadeUp .8s ease both;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(3.5rem, 7vw, 6.5rem);
  font-weight: 300;
  line-height: 1.05;
  color: var(--white);
  letter-spacing: -.02em;
  margin-bottom: 1.5rem;
  animation: fadeUp .8s .15s ease both;
}
.hero-title em {
  font-style: italic;
  color: var(--amber);
}

.hero-subtitle {
  font-size: 1.125rem;
  color: rgba(247,244,239,.65);
  max-width: 480px;
  line-height: 1.75;
  margin-bottom: 2.5rem;
  font-weight: 300;
  animation: fadeUp .8s .3s ease both;
}

.hero-cta-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeUp .8s .45s ease both;
}

/* Decorative elements */
.hero-deco {
  position: absolute;
  right: 0; top: 0; bottom: 0;
  width: 45%;
  pointer-events: none;
}
.deco-circle {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(16, 185, 129,.15);
}
.c1 { width: 500px; height: 500px; right: -150px; top: 50%; transform: translateY(-50%); }
.c2 { width: 300px; height: 300px; right: 50px; top: 50%; transform: translateY(-50%); }
.deco-line {
  position: absolute;
  right: 200px; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, transparent, rgba(16, 185, 129,.3) 30%, rgba(16, 185, 129,.3) 70%, transparent);
}

/* ── ALERT BANNER ────────────────────────────────────────────────── */
.alert-banner {
  background: linear-gradient(135deg, var(--navy-mid), var(--navy-light));
  border-top: 3px solid var(--amber);
  padding: 2rem;
}
.alert-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.alert-label {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--amber);
  white-space: nowrap;
  flex-shrink: 0;
}
.alert-text { color: rgba(247,244,239,.8); font-size: .9375rem; flex: 1; }
.alert-text strong { color: var(--amber-light); }

/* Pulse dot */
.pulse-dot {
  display: inline-block;
  width: 8px; height: 8px;
  background: var(--amber);
  border-radius: 50%;
  position: relative;
  flex-shrink: 0;
}
.pulse-dot::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: var(--amber);
  opacity: .3;
  animation: pulse 1.8s ease-in-out infinite;
}

/* ── SECTIONS ─────────────────────────────────────────────────────── */
.section-padded { padding: 6rem 2rem; max-width: 1200px; margin: 0 auto; }
.section-dark {
  background: var(--navy);
  max-width: 100%;
  padding: 6rem 2rem;
}
.section-dark .section-padded { padding: 0; }

.section-label {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--amber);
  display: block;
  margin-bottom: .75rem;
}
.section-label.light { color: var(--amber-light); }

.section-header { margin-bottom: 3.5rem; }
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 300;
  line-height: 1.15;
  color: var(--text-dark);
  letter-spacing: -.02em;
}
.section-title.light { color: var(--white); }

/* ── INFO CARDS ──────────────────────────────────────────────────── */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}
.info-card {
  background: var(--white);
  border: 1px solid var(--cream-mid);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.info-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--amber);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s ease;
}
.info-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.info-card:hover::before { transform: scaleX(1); }
.info-icon { font-size: 1.75rem; margin-bottom: 1rem; }
.info-card h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: .5rem;
}
.info-card p { color: var(--text-mid); font-size: .9375rem; }

/* ── CONTACT SECTION ─────────────────────────────────────────────── */
.contact-block {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: center;
  padding: 0 2rem;
}
.contact-list {
  list-style: none;
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.contact-list li {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(247,244,239,.08);
}
.contact-key {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--amber);
  padding-top: .15rem;
}
.contact-val { color: rgba(247,244,239,.75); font-size: .9375rem; line-height: 1.65; }
.contact-logo img { max-width: 150px; opacity: .85; filter: brightness(1.1); }

/* ── PAGE HERO ───────────────────────────────────────────────────── */
.page-hero {
  background: var(--navy);
  padding: 5rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--amber) 50%, transparent);
}
.page-hero--accent { background: linear-gradient(135deg, var(--navy), #0f2847); }
.page-hero-inner { max-width: 1200px; margin: 0 auto; }
.page-hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 300;
  color: var(--white);
  margin-top: .75rem;
  letter-spacing: -.02em;
}

.page-intro {
  font-size: 1.125rem;
  color: var(--text-mid);
  max-width: 680px;
  margin-bottom: 3.5rem;
  line-height: 1.8;
}

/* ── PROJECT BLOCK ───────────────────────────────────────────────── */
.project-block { }
.project-header { margin-bottom: 2.5rem; }
.project-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--amber);
  background: rgba(16, 185, 129,.1);
  border: 1px solid rgba(16, 185, 129,.25);
  padding: .3rem .8rem;
  border-radius: 2rem;
  margin-bottom: 1rem;
}
.project-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 400;
  color: var(--navy);
  margin-bottom: 1rem;
  max-width: 780px;
}
.project-desc { color: var(--text-mid); max-width: 640px; line-height: 1.8; }

/* Gallery */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: .75rem;
  margin: 2.5rem 0;
}
.gallery-grid img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius);
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
}
.gallery-grid img:hover { transform: scale(1.04); box-shadow: var(--shadow-md); }

/* Accountability / Doc lists */
.accountability-section { margin-top: 3rem; }
.sub-section-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--navy);
  margin-bottom: 2rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--cream-mid);
}
.doc-group { margin-bottom: 2rem; }
.doc-group-title {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: .75rem;
}
.doc-list { display: flex; flex-direction: column; gap: .35rem; }
.doc-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .75rem 1rem;
  background: var(--white);
  border: 1px solid var(--cream-mid);
  border-radius: var(--radius);
  transition: all var(--transition);
}
.doc-item:hover {
  border-color: var(--amber);
  background: rgba(16, 185, 129,.04);
  transform: translateX(4px);
}
.doc-icon { font-size: 1rem; flex-shrink: 0; }
.doc-name { flex: 1; font-size: .9rem; color: var(--text-dark); }
.doc-arrow {
  color: var(--amber);
  font-size: .875rem;
  flex-shrink: 0;
  transition: transform var(--transition);
}
.doc-item:hover .doc-arrow { transform: translate(2px, -2px); }

/* ── TRANSPARENCY GRID ───────────────────────────────────────────── */
.transparency-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1px;
  background: var(--cream-mid);
  border: 1px solid var(--cream-mid);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.trans-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.25rem;
  align-items: center;
  padding: 1.75rem;
  background: var(--white);
  transition: background var(--transition);
}
.trans-card:hover { background: #fdf9f5; }
.trans-number {
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--amber);
  opacity: .6;
  min-width: 28px;
}
.trans-info h3 {
  font-size: .9375rem;
  font-weight: 500;
  color: var(--navy);
  margin-bottom: .2rem;
}
.trans-info p { font-size: .8125rem; color: var(--text-mid); }
.trans-arrow {
  font-size: 1rem;
  color: var(--text-light);
  transition: all var(--transition);
}
.trans-card:hover .trans-arrow { color: var(--amber); transform: translate(2px,-2px); }

/* ── CHAMAMENTO PAGE ─────────────────────────────────────────────── */
.chamamento-intro { margin-bottom: 3rem; }
.chamamento-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: #22c55e;
  background: rgba(34,197,94,.08);
  border: 1px solid rgba(34,197,94,.2);
  padding: .35rem .9rem;
  border-radius: 2rem;
  margin-bottom: 1.25rem;
}
.chamamento-heading {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 400;
  color: var(--navy);
  margin-bottom: 1rem;
}
.chamamento-text {
  color: var(--text-mid);
  font-size: 1.0625rem;
  max-width: 680px;
  line-height: 1.8;
}
.chamamento-text strong { color: var(--navy); }

.chamamento-docs { margin-bottom: 3rem; }
.chamamento-doc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}
.chamamento-doc-card {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  padding: 1.75rem;
  background: var(--white);
  border: 1px solid var(--cream-mid);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
  position: relative;
}
.chamamento-doc-card:hover {
  border-color: var(--amber);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.chamamento-doc-card.primary {
  border-color: rgba(16, 185, 129,.3);
  background: linear-gradient(135deg, #fdfaf5, var(--white));
}
.cham-doc-icon { font-size: 1.75rem; }
.cham-doc-type {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--amber);
}
.cham-doc-info h4 {
  font-size: 1rem;
  font-weight: 500;
  color: var(--navy);
  margin: .25rem 0 .35rem;
}
.cham-doc-info p { font-size: .8125rem; color: var(--text-mid); }
.cham-doc-btn {
  margin-top: auto;
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--amber);
  display: flex;
  align-items: center;
  gap: .4rem;
}

.chamamento-info-box {
  background: var(--navy);
  color: var(--cream);
  padding: 2rem 2.5rem;
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--amber);
}
.chamamento-info-box h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 1rem;
}
.chamamento-info-box ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .6rem;
}
.chamamento-info-box li {
  font-size: .9rem;
  color: rgba(247,244,239,.75);
  padding-left: 1.25rem;
  position: relative;
}
.chamamento-info-box li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--amber);
}
.chamamento-info-box strong { color: var(--amber-light); }

/* ── FOOTER ──────────────────────────────────────────────────────── */
#site-footer {
  background: var(--navy);
  border-top: 1px solid rgba(16, 185, 129,.15);
  padding-top: 4rem;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem 3rem;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr;
  gap: 3rem;
}
.footer-logo { height: 48px; margin-bottom: 1rem; filter: brightness(1.1); }
.footer-brand p { font-size: .875rem; color: rgba(247,244,239,.5); line-height: 1.75; }
.footer-links-title {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--amber);
  display: block;
  margin-bottom: 1.25rem;
}
.footer-links, .footer-contact {
  display: flex;
  flex-direction: column;
  gap: .6rem;
}
.footer-links a {
  font-size: .875rem;
  color: rgba(247,244,239,.55);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--amber); }
.footer-contact p { font-size: .875rem; color: rgba(247,244,239,.55); line-height: 1.65; }
.footer-bottom {
  border-top: 1px solid rgba(247,244,239,.07);
  padding: 1.25rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}
.footer-bottom p {
  font-size: .75rem;
  color: rgba(247,244,239,.3);
  text-align: center;
  letter-spacing: .03em;
}

/* ── REVEAL ANIMATION ────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── KEYFRAMES ───────────────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: .3; }
  50%       { transform: scale(2.2); opacity: 0; }
}

/* ── RESPONSIVE ──────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .main-nav { display: none; }
  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 72px 0 0;
    background: var(--navy);
    padding: 2rem;
    gap: .5rem;
    z-index: 99;
    align-items: flex-start;
    border-top: 1px solid rgba(16, 185, 129,.15);
  }
  .main-nav.open .nav-link { font-size: 1.125rem; padding: .75rem 1rem; }
  .hamburger { display: flex; }

  .hero-content { padding-left: 2rem; }
  .hero-deco { display: none; }
  .hero-title { font-size: clamp(3rem, 9vw, 5rem); }

  .contact-block { grid-template-columns: 1fr; gap: 2rem; }
  .contact-logo { display: none; }
  .contact-list li { grid-template-columns: 100px 1fr; }

  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }

  .chamamento-doc-grid { grid-template-columns: 1fr; }
  .transparency-grid { grid-template-columns: 1fr; }

  .alert-inner { flex-direction: column; align-items: flex-start; gap: 1rem; }
}

@media (max-width: 600px) {
  .section-padded { padding: 4rem 1.25rem; }
  .hero-cta-row { flex-direction: column; }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .page-hero { padding: 4rem 1.25rem 3rem; }
}