:root {
  --purple-950: #120021;
  --purple-900: #210039;
  --purple-800: #33005c;
  --purple-650: #5d188f;
  --pink: #ff43c8;
  --yellow: #ffd22e;
  --white: #ffffff;
  --ink: #171220;
  --muted: #675d73;
  --line: rgba(255, 255, 255, 0.16);
  --shadow: 0 24px 70px rgba(24, 0, 42, 0.22);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #fbf8ff;
  color: var(--ink);
  font-family: Inter, Arial, Helvetica, sans-serif;
  line-height: 1.5;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 10;
  background: var(--yellow);
  color: var(--ink);
  padding: 10px 14px;
  font-weight: 800;
}

.skip-link:focus {
  top: 16px;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 4vw, 64px);
  background: rgba(18, 0, 33, 0.84);
  color: var(--white);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.brand img {
  width: 168px;
  height: auto;
}

.top-nav {
  display: flex;
  gap: 24px;
  font-size: 0.92rem;
  font-weight: 800;
}

.top-nav a,
.header-cta,
.footer-links a {
  text-decoration: none;
}

.header-cta {
  background: var(--yellow);
  color: var(--ink);
  padding: 10px 16px;
  font-weight: 900;
  border: 2px solid #fff1a4;
}

.section-dark {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(18, 0, 33, 0.9), rgba(18, 0, 33, 0.66)),
    url("assets/bg-digital-globe-wide.png") center / cover no-repeat,
    linear-gradient(135deg, var(--purple-950), var(--purple-800) 56%, #080015);
  color: var(--white);
}

.hero {
  min-height: 100svh;
  padding: 132px clamp(18px, 5vw, 72px) 70px;
  background:
    linear-gradient(90deg, rgba(18, 0, 33, 0.88), rgba(18, 0, 33, 0.52)),
    url("assets/bg-digital-clean.png") center / cover no-repeat,
    linear-gradient(135deg, var(--purple-950), var(--purple-800) 56%, #080015);
}

.glitch-grid {
  position: absolute;
  inset: 0;
  opacity: 0.42;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    repeating-linear-gradient(0deg, transparent 0 20px, rgba(255, 67, 200, 0.12) 21px, transparent 22px);
  background-size: 44px 44px, 44px 44px, 100% 26px;
  mask-image: linear-gradient(to bottom, #000, transparent 84%);
}

.hero-inner,
.problem,
.topics,
.audience,
.benefits,
.founder,
.photo-proof,
.testimonials,
.booking,
.volunteer,
.faq,
.site-footer {
  width: min(1160px, calc(100% - 36px));
  margin: 0 auto;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(320px, 0.78fr);
  align-items: center;
  gap: clamp(32px, 5vw, 70px);
}

.eyebrow,
.section-label {
  margin: 0 0 12px;
  color: var(--yellow);
  font-size: 0.78rem;
  font-weight: 950;
  letter-spacing: 0;
  text-transform: uppercase;
}

.problem .section-label,
.audience .section-label,
.benefits .section-label,
.photo-proof .section-label,
.booking .section-label,
.faq .section-label {
  color: var(--purple-650);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.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;
}

.hero-logo {
  width: min(820px, 100%);
  max-height: 238px;
  margin-bottom: 26px;
  object-fit: contain;
  object-position: left center;
  filter: drop-shadow(8px 8px 0 rgba(255, 67, 200, 0.52));
}

h2 {
  font-size: clamp(2rem, 4vw, 4.25rem);
  line-height: 1;
  font-weight: 950;
}

h3 {
  font-size: 1.08rem;
  line-height: 1.15;
}

.hero-subtitle {
  max-width: 660px;
  margin-bottom: 14px;
  font-size: clamp(1.22rem, 2vw, 1.75rem);
  font-weight: 850;
}

.hero-alert {
  display: inline-block;
  margin-bottom: 28px;
  background: rgba(255, 255, 255, 0.1);
  border-left: 6px solid var(--yellow);
  padding: 12px 16px;
  font-weight: 850;
}

.hero-actions,
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-photo {
  position: relative;
  margin: 0;
  min-height: 410px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.3);
  box-shadow: 12px 12px 0 rgba(255, 67, 200, 0.82);
}

.hero-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to top, rgba(18, 0, 33, 0.55), transparent 46%),
    linear-gradient(90deg, rgba(18, 0, 33, 0.18), transparent 42%);
  pointer-events: none;
}

.hero-photo img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
  object-position: center;
}

.hero-photo figcaption {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  z-index: 2;
  margin: 0;
  padding: 14px 16px;
  background: rgba(18, 0, 33, 0.78);
  color: var(--white);
  border-left: 5px solid var(--yellow);
  font-size: 0.95rem;
  font-weight: 850;
  line-height: 1.35;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 14px 20px;
  border: 2px solid transparent;
  text-decoration: none;
  font-weight: 950;
  cursor: pointer;
}

.btn-primary {
  background: var(--yellow);
  color: var(--ink);
  box-shadow: 8px 8px 0 var(--pink);
}

.btn-secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.07);
}

.impact {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: var(--yellow);
  color: var(--ink);
}

.impact-item {
  min-height: 156px;
  padding: 30px clamp(18px, 4vw, 56px);
  border-right: 2px solid rgba(23, 18, 32, 0.16);
}

.impact-item:last-child {
  border-right: 0;
}

.impact-item strong {
  display: block;
  font-size: clamp(2.4rem, 5vw, 5rem);
  line-height: 0.92;
  font-weight: 1000;
}

.impact-item span {
  display: block;
  max-width: 290px;
  margin-top: 12px;
  font-weight: 900;
}

.problem,
.audience,
.benefits,
.founder,
.photo-proof,
.booking,
.volunteer,
.faq {
  padding: clamp(68px, 8vw, 118px) 0;
}

.problem-grid,
.benefits,
.booking {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(28px, 5vw, 72px);
  align-items: start;
}

.problem p,
.benefit-copy p,
.booking-copy p,
.faq p {
  color: var(--muted);
  font-size: 1.08rem;
}

.topics,
.testimonials {
  padding-top: clamp(70px, 8vw, 116px);
  padding-bottom: clamp(70px, 8vw, 116px);
}

.topics,
.testimonials {
  padding-left: clamp(20px, 4vw, 56px);
  padding-right: clamp(20px, 4vw, 56px);
}

.topics {
  background:
    linear-gradient(90deg, rgba(18, 0, 33, 0.88), rgba(18, 0, 33, 0.58)),
    url("assets/bg-digital-globe.png") center / cover no-repeat,
    linear-gradient(135deg, var(--purple-950), var(--purple-800) 56%, #080015);
}

.testimonials {
  background:
    linear-gradient(90deg, rgba(18, 0, 33, 0.9), rgba(18, 0, 33, 0.62)),
    url("assets/bg-digital-globe-wide.png") center / cover no-repeat,
    linear-gradient(135deg, var(--purple-950), var(--purple-800) 56%, #080015);
}

.section-heading {
  max-width: 780px;
  margin-bottom: 34px;
}

.topic-grid,
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.topic-grid article,
.testimonial-grid figure,
.benefit-list div,
.booking-form,
.faq details {
  background: var(--white);
  color: var(--ink);
  border: 1px solid rgba(46, 0, 82, 0.12);
  box-shadow: 0 18px 40px rgba(33, 0, 57, 0.08);
}

.topic-grid article {
  min-height: 198px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.095);
  color: var(--white);
  border-color: var(--line);
  box-shadow: none;
}

.topic-grid h3 {
  margin-bottom: 20px;
  color: var(--yellow);
}

.topic-grid p,
.testimonial-grid figcaption {
  color: rgba(255, 255, 255, 0.74);
}

.audience-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.audience-list span {
  background: var(--purple-900);
  color: var(--white);
  padding: 14px 18px;
  font-weight: 900;
}

.benefits {
  align-items: center;
}

.benefit-copy {
  padding-right: 10px;
}

.benefit-list {
  display: grid;
  gap: 14px;
}

.benefit-list div {
  padding: 24px;
  border-left: 8px solid var(--pink);
}

.benefit-list strong {
  display: block;
  margin-bottom: 7px;
  font-size: 1.2rem;
}

.benefit-list span {
  color: var(--muted);
}

.founder {
  padding-top: 0;
}

.founder-card {
  display: grid;
  grid-template-columns: 0.84fr minmax(230px, 0.5fr) 1.05fr;
  gap: clamp(22px, 4vw, 48px);
  align-items: center;
  padding: clamp(28px, 5vw, 56px);
  background:
    linear-gradient(135deg, rgba(255, 210, 46, 0.14), transparent 32%),
    var(--purple-900);
  color: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.founder-intro p,
.founder-copy p {
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.06rem;
}

.founder-intro p {
  font-weight: 800;
}

.founder-photo {
  position: relative;
  min-height: 310px;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #05000a;
  box-shadow: 12px 12px 0 var(--pink);
}

.founder-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(18, 0, 33, 0.2), transparent 46%);
  pointer-events: none;
}

.founder-photo img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
  object-position: 43% 12%;
  transform: scale(2.05);
  transform-origin: 43% 16%;
}

.founder-photo-desafio {
  background: #05000a;
}

.founder-photo-desafio img {
  object-fit: contain;
  object-position: center bottom;
  transform: none;
  transform-origin: center;
}

.founder-copy {
  display: grid;
  gap: 16px;
}

.founder-copy p {
  margin-bottom: 0;
}

.founder strong {
  color: var(--yellow);
}

.photo-proof {
  padding-top: 0;
}

.photo-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 16px;
}

.photo-grid figure {
  position: relative;
  min-height: 240px;
  margin: 0;
  overflow: hidden;
  background: var(--purple-900);
  border: 1px solid rgba(46, 0, 82, 0.16);
  box-shadow: var(--shadow);
}

.photo-grid figure:not(.photo-featured) {
  min-height: 220px;
}

.photo-featured {
  grid-row: span 2;
}

.photo-grid img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
}

.photo-grid figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 18px;
  background: linear-gradient(to top, rgba(18, 0, 33, 0.9), rgba(18, 0, 33, 0.08));
  color: var(--white);
  font-weight: 850;
}

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

.testimonial-grid figure {
  margin: 0;
  padding: 28px;
  background: rgba(255, 255, 255, 0.09);
  color: var(--white);
  border-color: var(--line);
  box-shadow: none;
}

.testimonial-grid blockquote {
  margin: 0 0 18px;
  font-size: 1.2rem;
  font-weight: 850;
}

.booking {
  align-items: stretch;
}

.volunteer {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
  padding-left: clamp(20px, 4vw, 56px);
  padding-right: clamp(20px, 4vw, 56px);
  background:
    linear-gradient(90deg, rgba(18, 0, 33, 0.92), rgba(18, 0, 33, 0.58)),
    url("assets/bg-digital-globe-wide.png") center / cover no-repeat,
    linear-gradient(135deg, var(--purple-950), var(--purple-800) 56%, #080015);
}

.volunteer-copy p {
  max-width: 610px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.08rem;
}

.volunteer-copy .btn {
  margin-top: 14px;
}

.volunteer-ways {
  display: grid;
  gap: 14px;
}

.volunteer-ways article {
  padding: 24px;
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid var(--line);
}

.volunteer-ways h3 {
  margin-bottom: 10px;
  color: var(--yellow);
}

.volunteer-ways p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.76);
}

.contact-box {
  display: grid;
  gap: 8px;
  margin-top: 24px;
  padding: 22px;
  background: var(--purple-900);
  color: var(--white);
}

.contact-box a {
  color: var(--yellow);
  font-weight: 850;
  overflow-wrap: anywhere;
}

.booking-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: clamp(20px, 4vw, 34px);
}

.booking-form label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-weight: 850;
}

.booking-form label:nth-last-of-type(1),
.form-submit,
.form-status {
  grid-column: 1 / -1;
}

input,
textarea {
  width: 100%;
  border: 2px solid rgba(33, 0, 57, 0.18);
  background: #fff;
  color: var(--ink);
  font: inherit;
  padding: 13px 14px;
}

input:focus,
textarea:focus,
summary:focus-visible,
.btn:focus-visible,
a:focus-visible {
  outline: 3px solid var(--yellow);
  outline-offset: 3px;
}

.form-submit {
  border: 0;
}

.form-status {
  min-height: 22px;
  margin: 0;
  color: var(--purple-650);
  font-weight: 850;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq details {
  padding: 20px 22px;
}

.faq summary {
  cursor: pointer;
  font-weight: 950;
}

.faq p {
  margin: 14px 0 0;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 46px 0 98px;
  border-top: 1px solid rgba(33, 0, 57, 0.13);
}

.site-footer img {
  width: 190px;
  margin-bottom: 12px;
}

.site-footer p {
  margin: 0;
  color: var(--muted);
}

.footer-links a {
  font-weight: 900;
  color: var(--purple-650);
}

.mobile-sticky-cta {
  display: none;
}

@media (max-width: 900px) {
  .top-nav {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-top: 112px;
  }

  .hero-inner,
  .problem-grid,
  .benefits,
  .founder-card,
  .booking {
    grid-template-columns: 1fr;
  }

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

  .impact,
  .topic-grid,
  .photo-grid,
  .testimonial-grid {
    grid-template-columns: 1fr;
  }

  .photo-featured {
    grid-row: auto;
  }

  .founder-photo {
    min-height: 360px;
    max-width: 430px;
  }

  .impact-item {
    min-height: 128px;
    border-right: 0;
    border-bottom: 2px solid rgba(23, 18, 32, 0.16);
  }

  .booking-form {
    grid-template-columns: 1fr;
  }

  .site-footer {
    display: grid;
  }
}

@media (max-width: 720px) {
  .founder-photo {
    min-height: 320px;
    max-width: none;
  }
}

@media (max-width: 620px) {
  body {
    padding-bottom: 72px;
  }

  .site-header {
    padding: 12px 16px;
  }

  .brand img {
    width: 132px;
  }

  .header-cta {
    display: none;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .hero-photo {
    min-height: 280px;
    box-shadow: 8px 8px 0 rgba(255, 67, 200, 0.82);
  }

  .hero-logo {
    max-height: 146px;
    margin-bottom: 18px;
  }

  .topic-grid article {
    min-height: auto;
  }

  .mobile-slider {
    display: flex;
    gap: 14px;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    scroll-padding: 18px;
    padding: 2px 18px 18px 0;
    margin-right: -18px;
    -webkit-overflow-scrolling: touch;
  }

  .mobile-slider > * {
    flex: 0 0 min(84vw, 360px);
    scroll-snap-align: start;
  }

  .mobile-slider::-webkit-scrollbar {
    height: 8px;
  }

  .mobile-slider::-webkit-scrollbar-thumb {
    background: rgba(255, 210, 46, 0.75);
  }

  .mobile-sticky-cta {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 12px;
    z-index: 30;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    background: var(--yellow);
    color: var(--ink);
    border: 2px solid #fff1a4;
    text-decoration: none;
    font-weight: 1000;
    box-shadow: 0 14px 34px rgba(18, 0, 33, 0.28);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}