:root {
  --bg: #ffffff;
  --muted: #f2f6f5;
  --text: #0f172a;
  --subtext: #334155;
  --border: rgba(15, 23, 42, 0.12);
  --shadow: 0 10px 30px rgba(2, 6, 23, 0.12);

  --green: #0b5e3b;
  --green-2: #0f7a4a;
  --blue: #0b3a78;
  --blue-2: #0d4aa0;
  --focus: #ffbf47;

  --radius: 14px;
  --radius-sm: 10px;
  --container: 1120px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Helvetica,
    Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

img,
video {
  max-width: 100%;
  height: auto;
  display: block;
}

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

a:hover {
  text-decoration: underline;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: 0.75rem;
  z-index: 9999;
  padding: 0.6rem 0.9rem;
  border-radius: 999px;
  background: var(--focus);
  color: #111827;
  transform: translateY(-160%);
  transition: transform 180ms ease;
  font-weight: 700;
}

.skip-link:focus {
  transform: translateY(0);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.topbar {
  height: 6px;
  background: linear-gradient(90deg, var(--green), var(--blue));
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--green), var(--blue));
  color: #fff;
  font-weight: 800;
  letter-spacing: -0.02em;
  box-shadow: 0 8px 20px rgba(11, 58, 120, 0.18);
}

.brand-text {
  display: grid;
  gap: 0.05rem;
  min-width: 0;
}

.brand-title {
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.brand-subtitle {
  color: var(--subtext);
  font-size: 0.86rem;
  line-height: 1.2;
}

.site-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.nav-link {
  display: inline-flex;
  padding: 0.5rem 0.65rem;
  border-radius: 999px;
  color: #0f172a;
  font-weight: 600;
  font-size: 0.95rem;
}

.nav-link:hover {
  background: rgba(11, 94, 59, 0.08);
  text-decoration: none;
}

.nav-cta {
  margin-left: 0.25rem;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #fff;
}

.nav-toggle:hover {
  cursor: pointer;
  background: rgba(2, 6, 23, 0.02);
}

.nav-toggle-lines {
  width: 20px;
  height: 2px;
  background: #0f172a;
  position: relative;
  border-radius: 999px;
}

.nav-toggle-lines::before,
.nav-toggle-lines::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px;
  height: 2px;
  background: #0f172a;
  border-radius: 999px;
}

.nav-toggle-lines::before {
  top: -6px;
}
.nav-toggle-lines::after {
  top: 6px;
}

/* Sections */
.section {
  padding: 3.25rem 0;
}

.section-muted {
  background: var(--muted);
  border-top: 1px solid rgba(15, 23, 42, 0.06);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.section-header {
  margin-bottom: 1.6rem;
}

.section-title {
  margin: 0;
  font-size: clamp(1.4rem, 1.1rem + 1.2vw, 2.05rem);
  letter-spacing: -0.04em;
}

.section-subtitle {
  margin: 0.5rem 0 0;
  color: var(--subtext);
  max-width: 65ch;
}

/* Hero */
.hero {
  padding-top: 2.5rem;
}

.hero-grid {
  display: grid;
  gap: 1.6rem;
  align-items: start;
}

.eyebrow {
  display: inline-block;
  background: rgba(11, 94, 59, 0.08);
  color: var(--green);
  border: 1px solid rgba(11, 94, 59, 0.18);
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
  margin: 0 0 0.85rem;
}

.hero-title {
  margin: 0;
  font-size: clamp(1.7rem, 1.2rem + 2.3vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.05em;
}

.hero-lead {
  margin: 1rem 0 0;
  color: var(--subtext);
  font-size: 1.06rem;
  max-width: 65ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 1.5rem 0 0;
  padding: 0;
}

.stat {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fff;
  padding: 0.85rem;
}

.stat dt {
  color: var(--green);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.stat dd {
  margin: 0.15rem 0 0;
  color: var(--subtext);
}

.hero-media .media-frame {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: #0b1220;
  box-shadow: var(--shadow);
}

.hero-video {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.media-caption {
  margin: 0.7rem 0 0;
  color: var(--subtext);
  font-size: 0.92rem;
}

/* Cards / layout */
.grid {
  display: grid;
  gap: 1rem;
}

.cards-2 {
  grid-template-columns: 1fr;
}

.cards-3 {
  grid-template-columns: 1fr;
}

.cards-4 {
  grid-template-columns: 1fr;
}

.cards-4 > .card {
  height: 100%;
}

.about-flow {
  display: grid;
  gap: 1rem;
}

.about-presentation {
  width: 100%;
}

.about-cards {
  grid-template-columns: 1fr;
}

.about-card {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 0.85rem;
  align-items: start;
}

.two-col {
  display: grid;
  gap: 1rem;
}

.stack {
  display: grid;
  gap: 1rem;
}

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem;
}

.card-elevated {
  box-shadow: var(--shadow);
}

.card-title {
  margin: 0;
  font-size: 1.05rem;
  letter-spacing: -0.03em;
}

.card-text {
  margin: 0.65rem 0 0;
  color: var(--subtext);
}

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  color: var(--blue);
  background: rgba(11, 58, 120, 0.08);
  border: 1px solid rgba(11, 58, 120, 0.16);
  flex: 0 0 auto;
}

.card-icon svg {
  width: 22px;
  height: 22px;
}

.list {
  margin: 0.7rem 0 0;
  padding-left: 1.1rem;
  color: var(--subtext);
}

.list li + li {
  margin-top: 0.4rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  background: rgba(13, 74, 160, 0.08);
  color: var(--blue-2);
  font-weight: 800;
  font-size: 0.78rem;
  border: 1px solid rgba(13, 74, 160, 0.16);
}

.course-head {
  display: grid;
  gap: 0.4rem;
}

.checklist {
  margin: 0.85rem 0 0;
  padding: 0;
  list-style: none;
  color: var(--subtext);
}

.checklist li {
  display: grid;
  grid-template-columns: 18px 1fr;
  align-items: start;
  gap: 0.55rem;
}

.checklist li::before {
  content: "✓";
  color: var(--green-2);
  font-weight: 900;
  line-height: 1.2;
  margin-top: 0.1rem;
}

.mini-card {
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.mini-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.link {
  display: inline-flex;
  margin-top: 0.9rem;
  color: var(--blue-2);
  font-weight: 700;
}

.link:hover {
  text-decoration: underline;
}

.footnote {
  margin: 1.1rem 0 0;
  color: var(--subtext);
  font-size: 0.95rem;
}

/* Banner */
.banner {
  margin-top: 1.4rem;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: linear-gradient(135deg, #ffffff, rgba(11, 94, 59, 0.06));
  display: grid;
}

.banner-media img {
  width: 100%;
  height: 100%;
  max-height: 260px;
  object-fit: cover;
}

.banner-content {
  padding: 1.1rem;
}

.banner-title {
  margin: 0;
  letter-spacing: -0.03em;
}

.banner-text {
  margin: 0.65rem 0 0;
  color: var(--subtext);
}

/* Gallery */
.gallery {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.2rem;
  grid-template-columns: 1fr;
}

.gallery-item {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: #fff;
}

.gallery-item img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

/* Podcast players */
.podcast-player {
  width: 100%;
  margin-top: 0.85rem;
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.14);
  background: #0b1220;
}

/* Contact */
.contact-grid {
  display: grid;
  gap: 1rem;
}

.form-card fieldset {
  border: 0;
  margin: 0;
  padding: 0;
}

.field {
  display: grid;
  gap: 0.35rem;
  margin-top: 0.8rem;
}

.label {
  font-weight: 700;
  font-size: 0.92rem;
}

input,
textarea {
  width: 100%;
  padding: 0.75rem 0.85rem;
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.16);
  font: inherit;
  background: #fff;
}

input::placeholder,
textarea::placeholder {
  color: rgba(51, 65, 85, 0.75);
}

input:focus,
textarea:focus {
  outline: none;
  border-color: rgba(13, 74, 160, 0.55);
  box-shadow: 0 0 0 4px rgba(13, 74, 160, 0.12);
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem;
  margin-top: 1rem;
}

.form-hint {
  margin: 0;
  color: var(--subtext);
  font-size: 0.92rem;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 0.9rem 0 0;
  display: grid;
  gap: 0.65rem;
}

.cep-form .form-hint {
  margin-top: 0.35rem;
}

.cep-card {
  background: linear-gradient(135deg, #ffffff, rgba(11, 58, 120, 0.06));
}

.cep-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.cep-badge {
  flex: 0 0 auto;
}

.cep-result-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.35rem;
}

.cep-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.9rem;
}

.cep-result {
  margin-top: 0.9rem;
  border-top: 1px solid rgba(15, 23, 42, 0.12);
  padding-top: 0.85rem;
  display: grid;
  gap: 0.65rem;
}

.cep-row {
  display: grid;
  gap: 0.15rem;
}

.project-note {
  border-left: 4px solid rgba(11, 94, 59, 0.55);
}

.contact-key {
  display: block;
  color: var(--green);
  font-weight: 800;
  font-size: 0.9rem;
}

.contact-val {
  display: block;
  color: var(--subtext);
}

.cta-card {
  background: linear-gradient(135deg, rgba(11, 58, 120, 0.06), rgba(11, 94, 59, 0.06));
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.9rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  font-weight: 800;
  border: 1px solid transparent;
  text-decoration: none;
  transition: transform 160ms ease, filter 160ms ease, background 160ms ease,
    border-color 160ms ease;
}

.btn:hover {
  transform: translateY(-1px);
  text-decoration: none;
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: linear-gradient(135deg, var(--green), var(--blue));
  color: #fff;
  box-shadow: 0 10px 22px rgba(11, 58, 120, 0.18);
}

.btn-primary:hover {
  filter: brightness(1.05);
}

.btn-secondary {
  background: rgba(13, 74, 160, 0.1);
  color: var(--blue-2);
  border-color: rgba(13, 74, 160, 0.2);
}

.btn-secondary:hover {
  background: rgba(13, 74, 160, 0.14);
}

.btn-ghost {
  background: transparent;
  border-color: rgba(15, 23, 42, 0.18);
  color: #0f172a;
}

.btn-ghost:hover {
  background: rgba(2, 6, 23, 0.03);
}

/* Footer */
.site-footer {
  background: #0b1220;
  color: rgba(255, 255, 255, 0.92);
  padding: 2.2rem 0;
}

.footer-inner {
  display: grid;
  gap: 1.2rem;
}

.footer-brand {
  display: flex;
  gap: 0.8rem;
  align-items: center;
}

.muted {
  margin: 0.15rem 0 0;
  color: rgba(255, 255, 255, 0.72);
}

.footer-nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.86);
  font-weight: 700;
}

.footer-copy {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.92rem;
}

/* Back to top */
.back-to-top {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  width: 46px;
  height: 46px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(11, 58, 120, 0.92);
  color: #fff;
  display: grid;
  place-items: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 180ms ease, transform 180ms ease, filter 180ms ease;
}

.back-to-top:hover {
  cursor: pointer;
  filter: brightness(1.05);
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

/* Motion (prefers-reduced-motion) */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .btn,
  .mini-card,
  .back-to-top,
  .skip-link {
    transition: none !important;
  }
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 520ms ease, transform 520ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (min-width: 780px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 2rem;
    align-items: center;
  }

  .hero-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .two-col {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 1.2rem;
    align-items: start;
  }

  .cards-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .cards-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .cards-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .about-card {
    grid-template-columns: 44px 1fr;
  }

  .gallery {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .contact-grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
  }

  .banner {
    grid-template-columns: 0.55fr 0.45fr;
  }

  .banner-media img {
    max-height: unset;
    height: 100%;
  }
}

@media (max-width: 979px) {
  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--border);
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .site-nav.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.75rem 1rem 1rem;
  }

  .nav-link {
    border-radius: 12px;
    padding: 0.75rem 0.85rem;
  }

  .nav-cta {
    margin-top: 0.4rem;
  }
}

@media (min-width: 980px) {
  .nav-toggle {
    display: none;
  }
}