/* ==========================================================
   TECH in SERTÃO — tema global (Bootstrap 5.3 + tokens próprios)
   ========================================================== */
:root {
  --tis-bg: #12061f;
  --tis-bg-2: #230b40;
  --tis-surface: rgba(255, 255, 255, 0.05);
  --tis-surface-hover: rgba(255, 255, 255, 0.09);
  --tis-border: rgba(196, 160, 255, 0.18);
  --tis-text: #f4efff;
  --tis-muted: #b6a8d3;
  --tis-primary: #9b5cff;
  --tis-primary-2: #c084fc;
  --tis-accent: #ffb020;      /* sol do Sertão */
  --tis-cactus: #3ddc84;
  --tis-whatsapp: #25d366;
  --tis-instagram: #f0517d;
  --tis-linkedin: #3b9cff;
  --tis-speaker: #ff8a3d;
  --tis-radius: 1.25rem;
  --tis-shadow: 0 10px 30px -12px rgba(0, 0, 0, 0.6);
  --tis-glow: 0 0 60px -10px rgba(155, 92, 255, 0.65);

  /* Ajustes no Bootstrap */
  --bs-body-bg: var(--tis-bg);
  --bs-body-color: var(--tis-text);
  --bs-body-font-family: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --bs-border-color: var(--tis-border);
  --bs-secondary-color: var(--tis-muted);
  --bs-link-color: var(--tis-primary-2);
  --bs-link-hover-color: #fff;
  --bs-emphasis-color: #fff;
}

html { scroll-behavior: smooth; background-color: var(--tis-bg); }

body {
  min-height: 100vh;
  background:
    radial-gradient(1000px 600px at 85% -10%, rgba(155, 92, 255, 0.35), transparent 60%),
    radial-gradient(800px 500px at -10% 30%, rgba(255, 176, 32, 0.10), transparent 60%),
    linear-gradient(180deg, var(--tis-bg-2) 0, var(--tis-bg) 900px);
  background-color: var(--tis-bg);
  background-repeat: no-repeat;
}

.text-muted, .text-body-secondary { color: var(--tis-muted) !important; }
.text-accent { color: var(--tis-accent) !important; }
.text-primary-2 { color: var(--tis-primary-2) !important; }
.fw-black { font-weight: 800; }
.ls-tight { letter-spacing: -0.02em; }

::selection { background: var(--tis-primary); color: #fff; }

/* ---------- Navbar ---------- */
.tis-navbar {
  background: rgba(18, 6, 31, 0.75);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--tis-border);
}
.tis-navbar .navbar-brand img { width: 38px; height: 38px; border-radius: 10px; object-fit: cover; }
.tis-navbar .navbar-brand span { font-weight: 800; letter-spacing: -0.02em; }
.tis-navbar .nav-link { color: var(--tis-muted); font-weight: 600; }
.tis-navbar .nav-link:hover,
.tis-navbar .nav-link.active { color: #fff; }
.tis-navbar .navbar-toggler { border-color: var(--tis-border); }
.tis-navbar .navbar-toggler-icon { filter: invert(1); }

/* ---------- Botões ---------- */
.btn-tis {
  --bs-btn-color: #1a0b2e;
  --bs-btn-bg: var(--tis-accent);
  --bs-btn-border-color: var(--tis-accent);
  --bs-btn-hover-color: #1a0b2e;
  --bs-btn-hover-bg: #ffc04d;
  --bs-btn-hover-border-color: #ffc04d;
  --bs-btn-active-bg: #e89c10;
  --bs-btn-active-border-color: #e89c10;
  --bs-btn-font-weight: 700;
}
.btn-tis-primary {
  --bs-btn-color: #fff;
  --bs-btn-bg: var(--tis-primary);
  --bs-btn-border-color: var(--tis-primary);
  --bs-btn-hover-color: #fff;
  --bs-btn-hover-bg: #8a45ff;
  --bs-btn-hover-border-color: #8a45ff;
  --bs-btn-active-bg: #7a35f0;
  --bs-btn-font-weight: 700;
}
.btn-tis-ghost {
  --bs-btn-color: var(--tis-text);
  --bs-btn-bg: var(--tis-surface);
  --bs-btn-border-color: var(--tis-border);
  --bs-btn-hover-color: #fff;
  --bs-btn-hover-bg: var(--tis-surface-hover);
  --bs-btn-hover-border-color: var(--tis-primary-2);
  --bs-btn-active-bg: var(--tis-surface-hover);
  --bs-btn-font-weight: 600;
}

/* ---------- Cards / superfícies ---------- */
.tis-card {
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--tis-border);
  border-radius: var(--tis-radius);
  box-shadow: var(--tis-shadow);
  backdrop-filter: blur(12px);
  color: var(--tis-text);
}
.tis-card-hover { transition: transform .25s ease, border-color .25s ease, background .25s ease; }
.tis-card-hover:hover {
  transform: translateY(-3px);
  border-color: rgba(192, 132, 252, 0.5);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.10), rgba(255, 255, 255, 0.03));
}

/* ---------- Link hub (home) ---------- */
.tis-logo {
  width: 140px; height: 140px;
  border-radius: 1.75rem;
  object-fit: cover;
  box-shadow: var(--tis-glow);
}
.tis-link {
  display: flex; align-items: center; gap: 1rem;
  padding: 1rem 1.25rem;
  text-decoration: none;
  color: var(--tis-text);
}
.tis-link:hover { color: var(--tis-text); }
.tis-link .tis-icon {
  width: 48px; height: 48px; flex-shrink: 0;
  display: grid; place-items: center;
  border-radius: 0.9rem;
  font-size: 1.4rem;
  transition: transform .25s ease;
  color: var(--c, var(--tis-accent));
  background: color-mix(in oklab, var(--c, var(--tis-accent)) 18%, transparent);
}
.tis-link:hover .tis-icon { transform: scale(1.08); }
.tis-link .tis-arrow { color: var(--tis-muted); transition: transform .25s ease; }
.tis-link:hover .tis-arrow { transform: translateX(4px); color: #fff; }
.tis-link .title { font-weight: 700; display: block; }
.tis-link .sub { font-size: .8rem; color: var(--tis-muted); display: block; }

.tis-portal {
  display: block;
  padding: 1.5rem;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  height: 100%;
}
.tis-portal::after {
  content: ""; position: absolute; inset: auto -40px -60px auto;
  width: 160px; height: 160px; border-radius: 50%;
  background: radial-gradient(circle, color-mix(in oklab, var(--c) 45%, transparent), transparent 70%);
}
.tis-portal .tis-icon { --c: inherit; }

/* ---------- Hero das subpáginas ---------- */
.tis-hero { padding: 4.5rem 0 3rem; }
.tis-hero h1 { font-weight: 800; letter-spacing: -0.03em; }
.tis-eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .35rem .85rem;
  border-radius: 999px;
  font-size: .8rem; font-weight: 700;
  color: var(--tis-accent);
  background: rgba(255, 176, 32, 0.12);
  border: 1px solid rgba(255, 176, 32, 0.3);
}

/* ---------- Badges ---------- */
.badge-online   { background: rgba(59, 156, 255, .18); color: #8cc6ff; border: 1px solid rgba(59,156,255,.35); }
.badge-presencial { background: rgba(61, 220, 132, .15); color: #7cf0b0; border: 1px solid rgba(61,220,132,.35); }
.badge-gratis   { background: rgba(61, 220, 132, .15); color: #7cf0b0; border: 1px solid rgba(61,220,132,.35); }
.badge-pago     { background: rgba(255, 176, 32, .15); color: #ffcf73; border: 1px solid rgba(255,176,32,.35); }
.badge-soft     { background: var(--tis-surface); color: var(--tis-muted); border: 1px solid var(--tis-border); }
.badge-passado  { background: rgba(255,255,255,.06); color: var(--tis-muted); border: 1px solid var(--tis-border); }

/* ---------- Filtros ---------- */
.tis-filter .btn { border-radius: 999px; }
.tis-filter .btn.active {
  background: var(--tis-primary) !important;
  border-color: var(--tis-primary) !important;
  color: #fff !important;
}

.form-control, .form-select {
  background-color: rgba(255, 255, 255, 0.05);
  border-color: var(--tis-border);
  color: var(--tis-text);
}
.form-control:focus, .form-select:focus {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: var(--tis-primary-2);
  color: #fff;
  box-shadow: 0 0 0 .25rem rgba(155, 92, 255, 0.25);
}
.form-control::placeholder { color: rgba(182, 168, 211, 0.6); }
.form-select option { background: var(--tis-bg-2); color: var(--tis-text); }
.form-check-input { background-color: rgba(255,255,255,.08); border-color: var(--tis-border); }
.form-check-input:checked { background-color: var(--tis-primary); border-color: var(--tis-primary); }
.input-group-text { background: rgba(255,255,255,.08); border-color: var(--tis-border); color: var(--tis-muted); }

/* ---------- Cards de evento / curso ---------- */
.tis-cover {
  aspect-ratio: 16 / 9;
  border-radius: calc(var(--tis-radius) - 4px) calc(var(--tis-radius) - 4px) 0 0;
  display: grid; place-items: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--g1, #6d28d9), var(--g2, #1e1b4b));
}
.tis-cover .tis-cover-badges { font-size: 1rem; position: absolute; top: .75rem; left: .75rem; display: flex; gap: .4rem; flex-wrap: wrap; }
.tis-cover .tis-cover-icon { opacity: .9; filter: drop-shadow(0 6px 18px rgba(0,0,0,.4)); }

.tis-date {
  display: inline-flex; flex-direction: column; align-items: center; justify-content: center;
  min-width: 56px; padding: .4rem .6rem;
  border-radius: .8rem;
  background: rgba(255, 176, 32, 0.12);
  border: 1px solid rgba(255, 176, 32, 0.3);
  color: var(--tis-accent);
  line-height: 1.1;
}
.tis-date .d { font-size: 1.35rem; font-weight: 800; }
.tis-date .m { font-size: .7rem; font-weight: 700; text-transform: uppercase; }

.tis-price { font-size: 1.35rem; font-weight: 800; }

/* ---------- Passos / listas ---------- */
.tis-step {
  width: 44px; height: 44px; flex-shrink: 0;
  border-radius: 50%;
  display: grid; place-items: center;
  font-weight: 800;
  background: var(--tis-primary);
  color: #fff;
}
.accordion {
  --bs-accordion-bg: transparent;
  --bs-accordion-color: var(--tis-text);
  --bs-accordion-border-color: var(--tis-border);
  --bs-accordion-btn-color: var(--tis-text);
  --bs-accordion-active-color: #fff;
  --bs-accordion-active-bg: rgba(155, 92, 255, 0.15);
  --bs-accordion-btn-focus-box-shadow: 0 0 0 .25rem rgba(155, 92, 255, 0.25);
}
.accordion-button::after { filter: invert(1) brightness(2); }

.modal-content { background: var(--tis-bg-2); border: 1px solid var(--tis-border); color: var(--tis-text); }
.btn-close { filter: invert(1); }

hr { border-color: var(--tis-border); opacity: 1; }

/* ---------- Footer ---------- */
.tis-footer { border-top: 1px solid var(--tis-border); color: var(--tis-muted); }
.tis-footer a { color: var(--tis-muted); text-decoration: none; }
.tis-footer a:hover { color: #fff; }

.tis-empty { padding: 3rem 1rem; text-align: center; color: var(--tis-muted); }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}

.min-w-0 { min-width: 0; }