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

:root {
  --black:    #0a0a0a;
  --dark:     #111111;
  --card-bg:  #161616;
  --border:   #2a2a2a;
  --accent:   #C9A84C;        /* ouro primário */
  --accent2:  #F2D06B;        /* ouro claro */
  --text:     #e8e8e8;
  --muted:    #888;
  --radius:   14px;
  --nav-h:    72px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--black);
  color: var(--text);
  overflow-x: hidden;
}

/* ── Canvas de fundo ───────────────────────────── */
#bg-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ── Navbar ────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5%;
  background: rgba(10,10,10,.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}
.logo-text {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: .5px;
  color: var(--text);
}
.logo-accent {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: .95rem;
  letter-spacing: .3px;
  transition: color .2s;
}
.nav-links a:hover { color: var(--accent); }

/* ── Hero ──────────────────────────────────────── */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  padding-top: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-left: 8%;
  padding-right: 8%;
  gap: 40px;
}

.hero-content { max-width: 560px; }

.hero-title {
  font-size: clamp(2.6rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -1px;
  margin-bottom: 20px;
}
.highlight {
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-sub {
  font-size: 1.2rem;
  color: var(--muted);
  margin-bottom: 36px;
}

/* ── Logo hero ─────────────────────────────────── */
.hero-logo-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
}
.hero-logo-wrapper::before {
  content: '';
  position: absolute;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,168,76,.18) 0%, transparent 70%);
  pointer-events: none;
}
.hero-logo {
  width: clamp(260px, 30vw, 420px);
  height: auto;
  animation: float 5s ease-in-out infinite;
  filter: drop-shadow(0 0 32px rgba(201,168,76,.55))
          drop-shadow(0 0 80px rgba(201,168,76,.2));
  position: relative;
  z-index: 1;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-18px); }
}

/* ── Botão primário ────────────────────────────── */
.btn-primary {
  display: inline-block;
  padding: 14px 34px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #000;
  font-weight: 700;
  font-size: 1rem;
  border-radius: 50px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform .2s, box-shadow .2s;
  box-shadow: 0 4px 24px rgba(201,168,76,.35);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(201,168,76,.55);
}

/* ── Secções genéricas ─────────────────────────── */
.section {
  position: relative;
  z-index: 1;
  padding: 120px 8%;
}
.section-inner { max-width: 1100px; margin: 0 auto; }

.section-tag {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  letter-spacing: -.5px;
  margin-bottom: 20px;
}
.section-desc {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 680px;
  line-height: 1.7;
  margin-bottom: 56px;
}
.section-desc strong { color: var(--text); }

/* ── Cards Sobre Nós ───────────────────────────── */
.sobre { background: linear-gradient(180deg, transparent, rgba(201,168,76,.04)); }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: transform .25s, border-color .25s, box-shadow .25s;
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
  box-shadow: 0 8px 32px rgba(201,168,76,.15);
}
.card-icon { font-size: 2.4rem; margin-bottom: 16px; }
.card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.card p { font-size: .95rem; color: var(--muted); line-height: 1.6; }

/* ── Formulário de Inscrições ──────────────────── */
.inscricoes { background: linear-gradient(180deg, rgba(201,168,76,.04), transparent); }

.form {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px 42px;
  max-width: 780px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-group.full { margin-bottom: 20px; }

label {
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .4px;
  color: var(--muted);
  text-transform: uppercase;
}

input, select, textarea {
  background: #1c1c1c;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 13px 16px;
  color: var(--text);
  font-size: .98rem;
  font-family: inherit;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
  -webkit-appearance: none;
}
input::placeholder, textarea::placeholder { color: #555; }
input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(201,168,76,.15);
}
select { cursor: pointer; }
textarea { resize: vertical; }

/* ── Título de secção dentro do form ───────────── */
.form-section-title {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--accent);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  margin: 28px 0 20px;
}
.form-section-title:first-child { margin-top: 0; }

/* ── Radio buttons ─────────────────────────────── */
.radio-group {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 4px;
}
.radio-option {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: .97rem;
  color: var(--text);
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  padding: 12px 20px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #1c1c1c;
  transition: border-color .2s, background .2s;
  user-select: none;
}
.radio-option:has(input:checked) {
  border-color: var(--accent);
  background: rgba(201,168,76,.08);
}
.radio-option input[type="radio"] { display: none; }

.radio-custom {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--border);
  flex-shrink: 0;
  position: relative;
  transition: border-color .2s;
}
.radio-option:has(input:checked) .radio-custom {
  border-color: var(--accent);
}
.radio-option:has(input:checked) .radio-custom::after {
  content: '';
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--accent);
}

/* ── Botão submit ──────────────────────────────── */
.btn-submit {
  width: 100%;
  margin-top: 12px;
  font-size: 1.05rem;
  padding: 16px;
  border-radius: 10px;
}

.form-success {
  display: none;
  margin-top: 20px;
  padding: 18px 24px;
  background: rgba(201,168,76,.1);
  border: 1px solid rgba(201,168,76,.35);
  border-radius: 10px;
  color: var(--accent2);
  font-weight: 600;
  font-size: 1rem;
}

.highlight-sub {
  color: var(--accent);
  font-style: italic;
}
.form-success.show { display: block; }

/* ── Footer ────────────────────────────────────── */
.footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 32px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: .88rem;
}

/* ── Responsivo ────────────────────────────────── */
@media (max-width: 768px) {
  .hero { flex-direction: column; padding-top: calc(var(--nav-h) + 40px); text-align: center; }
  .hero-logo-wrapper { order: -1; }
  .hero-logo { width: clamp(200px, 60vw, 300px); }
  .form { padding: 28px 20px; }
  .form-row { grid-template-columns: 1fr; }
  .nav-links { gap: 20px; }
}