/* ============================================================
   COMPONENTS
   Nav · Buttons · Badges · Ticker · Board · Sticky CTA · Cards
   ============================================================ */

/* ---------- NAV ---------- */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 40;
  padding-block: var(--space-xs);
  transition: background var(--dur-med) var(--ease-out),
              border-color var(--dur-med) var(--ease-out),
              backdrop-filter var(--dur-med) var(--ease-out),
              transform var(--dur-med) var(--ease-out);
  border-bottom: 1px solid transparent;
  background: transparent;
}
.nav[data-scrolled="true"] {
  background: oklch(0.08 0.005 60 / 0.86);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--line-soft);
}

.nav__inner {
  display: flex;
  align-items: center;
  gap: var(--space-m);
  justify-content: space-between;
  position: relative;
  z-index: 2;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-1);
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1;
}
.brand__mark {
  width: 34px; height: 34px;
  border-radius: 999px;
  overflow: hidden;
  background: var(--coal-950);
  border: 1px solid var(--line-strong);
  display: grid; place-items: center;
  flex-shrink: 0;
}
.brand__mark img { width: 100%; height: 100%; object-fit: cover; }
.brand__word em {
  color: var(--brass);
  font-style: normal;
  letter-spacing: 0;
}

.nav__links {
  display: none;
  gap: clamp(1rem, 2vw, 2rem);
  font-size: var(--step--1);
  color: var(--ink-2);
}
.nav__links a {
  position: relative;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  font-weight: 500;
  transition: color var(--dur-fast) ease;
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 1px; background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--dur-med) var(--ease-out);
}
.nav__links a:hover { color: var(--ink); }
.nav__links a:hover::after { transform: scaleX(1); }

.nav .nav__cta { display: none; }

.nav__burger {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px; height: 44px;
  background: transparent;
  border: 1px solid oklch(0.93 0.048 92 / 0.28);
  border-radius: var(--radius-s);
  cursor: pointer;
  padding: 0;
  align-items: center;
  transition: border-color var(--dur-fast) ease, background var(--dur-fast) ease;
}
.nav__burger:hover { border-color: var(--accent); background: oklch(0.66 0.185 41 / 0.10); }
.nav__burger span {
  display: block;
  width: 20px; height: 2px;
  background: var(--ivory);
  transition: transform var(--dur-med) var(--ease-out),
              opacity var(--dur-fast) ease;
  transform-origin: center;
}
.nav__burger[aria-expanded="true"] span:first-child {
  transform: translateY(4px) rotate(45deg);
}
.nav__burger[aria-expanded="true"] span:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

.nav__drawer {
  position: fixed;
  left: 0; right: 0;
  top: 0;
  padding: calc(var(--space-l) + 44px) var(--wrap-pad) var(--space-l);
  background: var(--coal-950);
  border-bottom: 1px solid var(--brass-700);
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: transform 480ms var(--ease-out),
              opacity 240ms ease,
              visibility 0s linear 480ms;
  z-index: 1;
  max-height: 100vh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.nav__drawer[data-open="true"] {
  transform: none;
  opacity: 1;
  visibility: visible;
  transition: transform 480ms var(--ease-out),
              opacity 240ms ease,
              visibility 0s linear 0s;
  box-shadow: 0 30px 60px oklch(0 0 0 / 0.6);
}
.nav__drawer nav {
  display: grid;
  gap: 0;
}
.nav__drawer nav a {
  display: block;
  padding: 1rem 0;
  font-family: var(--font-display);
  font-size: var(--step-3);
  color: var(--ivory);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  border-bottom: 1px dashed var(--line);
  line-height: 1;
  transition: color var(--dur-fast) ease, padding-left var(--dur-fast) ease;
}
.nav__drawer nav a::before {
  content: "→ ";
  color: var(--accent);
  opacity: 0;
  margin-right: 0.4em;
  display: inline-block;
  transform: translateX(-10px);
  transition: opacity var(--dur-fast) ease, transform var(--dur-fast) ease;
}
.nav__drawer nav a:hover,
.nav__drawer nav a:focus-visible {
  color: var(--ember-400);
}
.nav__drawer nav a:hover::before,
.nav__drawer nav a:focus-visible::before {
  opacity: 1;
  transform: translateX(0);
}
.nav__drawer-foot {
  display: flex;
  gap: var(--space-m);
  margin-top: var(--space-m);
  padding-top: var(--space-s);
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: var(--step--1);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--brass);
}
.nav__drawer-foot a { transition: color var(--dur-fast) ease; }
.nav__drawer-foot a:hover { color: var(--accent); }

@media (min-width: 860px) {
  .nav__links { display: inline-flex; }
  .nav .nav__cta { display: inline-flex; }
  .nav__burger { display: none; }
  .nav__drawer { display: none; }
  .nav[data-hidden="true"] { transform: none; }
}
@media (max-width: 859px) {
  .nav { transition: transform var(--dur-med) var(--ease-out),
                     background var(--dur-med) var(--ease-out),
                     border-color var(--dur-med) var(--ease-out); }
  .nav[data-hidden="true"] { transform: translateY(-110%); }
  .nav__links { display: none; }
}

/* ---------- BUTTONS ---------- */

.btn {
  --btn-bg: transparent;
  --btn-ink: var(--ink);
  --btn-bd: var(--line);
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.85em 1.4em;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--step--1);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--btn-ink);
  background: var(--btn-bg);
  border: 1px solid var(--btn-bd);
  border-radius: var(--radius-s);
  cursor: pointer;
  transition: background var(--dur-fast) ease,
              color var(--dur-fast) ease,
              border-color var(--dur-fast) ease,
              transform var(--dur-fast) ease,
              box-shadow var(--dur-med) ease;
  white-space: nowrap;
}
.btn__arrow {
  display: inline-block;
  transition: transform var(--dur-fast) ease;
}
.btn:hover .btn__arrow { transform: translateX(4px); }

.btn--primary {
  --btn-bg: var(--ember-500);
  --btn-ink: var(--coal-950);
  --btn-bd: var(--ember-500);
  box-shadow: var(--glow-ember-sm);
}
.btn--primary:hover {
  --btn-bg: var(--ember-400);
  --btn-bd: var(--ember-400);
  box-shadow: var(--glow-ember-md);
}

.btn--ghost {
  --btn-bg: transparent;
  --btn-ink: var(--ink);
  --btn-bd: oklch(0.93 0.048 92 / 0.28);
}
.btn--ghost:hover {
  --btn-bg: oklch(0.93 0.048 92 / 0.06);
  --btn-bd: oklch(0.93 0.048 92 / 0.55);
}

.btn--brass {
  --btn-bg: transparent;
  --btn-ink: var(--brass-hi);
  --btn-bd: var(--brass-700);
}
.btn--brass:hover {
  --btn-bg: oklch(0.66 0.09 82 / 0.10);
  --btn-ink: var(--ivory);
  --btn-bd: var(--brass-500);
}

.btn--lg { padding: 1.1em 1.7em; font-size: var(--step-0); }

/* ---------- BADGES & LABELS ---------- */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-family: var(--font-mono);
  font-size: var(--step--2);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.24em;
  line-height: 1;
}
.eyebrow::before {
  content: "";
  width: 22px; height: 1px;
  background: var(--brass-700);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-family: var(--font-mono);
  font-size: var(--step--2);
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-weight: 500;
}
.section-label::before {
  content: "◆";
  color: var(--accent);
  font-size: 0.7em;
}

.badge-ember {
  display: inline-block;
  padding: 0.3em 0.75em;
  border: 1px solid oklch(0.66 0.185 41 / 0.55);
  background: oklch(0.66 0.185 41 / 0.08);
  color: var(--ember-400);
  font-family: var(--font-mono);
  font-size: var(--step--2);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  border-radius: var(--radius-s);
}

/* ---------- TICKER ---------- */

.ticker {
  position: relative;
  overflow: hidden;
  padding-block: var(--space-s);
  border-block: 1px solid var(--line);
  background:
    linear-gradient(180deg, oklch(0.11 0.006 65 / 0.5), oklch(0.15 0.008 70 / 0.7)),
    var(--coal-900);
  mask-image: linear-gradient(90deg,
    transparent 0,
    #000 6%,
    #000 94%,
    transparent 100%);
  -webkit-mask-image: linear-gradient(90deg,
    transparent 0,
    #000 6%,
    #000 94%,
    transparent 100%);
}
.ticker__track {
  display: inline-flex;
  gap: clamp(2.5rem, 4vw, 4.5rem);
  align-items: center;
  white-space: nowrap;
  animation: ticker 46s linear infinite;
  padding-inline: 2rem;
}
.ticker__item {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--step-2);
  color: var(--ink-warm);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  display: inline-flex; align-items: center; gap: clamp(2.5rem, 4vw, 4.5rem);
}
.ticker__item::after {
  content: "●";
  color: var(--accent);
  font-size: 0.4em;
  transform: translateY(-0.2em);
}
.ticker__item:last-child::after { content: none; }
@keyframes ticker { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) {
  .ticker__track { animation: none; }
}

/* ---------- STATION BOARD (placa de partidas) ---------- */

.board {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  position: relative;
  overflow: hidden;
}
.board::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 12% 10%,
    oklch(0.66 0.185 41 / 0.10) 0%,
    transparent 45%);
  pointer-events: none;
}
.board__title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: var(--space-s);
  border-bottom: 1px dashed var(--line);
  margin-bottom: var(--space-s);
}
.board__title h3 {
  font-family: var(--font-display);
  font-size: var(--step-2);
  color: var(--ivory);
  letter-spacing: 0.06em;
}
.board__title span {
  font-family: var(--font-mono);
  font-size: var(--step--2);
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}
.board__row {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 1rem;
  padding-block: 0.85rem;
  border-bottom: 1px solid oklch(0.24 0.010 72 / 0.55);
}
.board__row:last-of-type { border-bottom: 0; }
.board__row dt {
  font-family: var(--font-mono);
  font-size: var(--step--2);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.22em;
}
.board__row dd {
  font-family: var(--font-display);
  font-size: var(--step-1);
  color: var(--ivory);
  letter-spacing: 0.02em;
  line-height: 1.15;
}
.board__row dd .board__hint {
  display: block;
  font-family: var(--font-body);
  font-size: var(--step--1);
  color: var(--muted);
  text-transform: none;
  letter-spacing: 0.02em;
  font-weight: 400;
  margin-top: 0.25rem;
}

/* ---------- STICKY MOBILE CTA ---------- */

.sticky-cta {
  position: fixed;
  left: var(--space-s);
  right: var(--space-s);
  bottom: var(--space-s);
  z-index: 30;
  display: none;
  transform: translateY(160%);
  transition: transform 500ms var(--ease-out);
}
.sticky-cta .btn { width: 100%; justify-content: center; }
.sticky-cta[data-show="true"] { transform: none; }
@media (max-width: 859px) {
  .sticky-cta { display: block; }
}

/* ---------- CARD BASE ---------- */

.card {
  background: linear-gradient(180deg, var(--coal-800), var(--coal-900));
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  overflow: hidden;
  transition: border-color var(--dur-med) ease, transform var(--dur-med) var(--ease-out);
}
.card:hover {
  border-color: oklch(0.66 0.185 41 / 0.5);
}

/* ---------- MEDIA FRAME (poster de vídeo com filete) ---------- */

.frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
  background: var(--coal-900);
}
.frame__media {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.frame__meta {
  position: absolute;
  top: 0.9rem; left: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35em 0.7em;
  background: oklch(0.08 0.005 60 / 0.72);
  backdrop-filter: blur(8px);
  border: 1px solid oklch(0.93 0.048 92 / 0.2);
  border-radius: var(--radius-s);
  font-family: var(--font-mono);
  font-size: var(--step--2);
  color: var(--ivory);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  z-index: 2;
}
.frame__meta::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ember-500);
  box-shadow: 0 0 8px var(--ember-500);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}
@media (prefers-reduced-motion: reduce) {
  .frame__meta::before { animation: none; }
}

/* ---------- FAQ / DETAILS ---------- */

.faq details {
  padding: var(--space-s) 0;
  border-bottom: 1px solid var(--line);
}
.faq summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--font-display);
  font-size: var(--step-2);
  color: var(--ivory);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.1;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "＋";
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 1.2em;
  transition: transform var(--dur-med) var(--ease-out);
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq__a { padding-top: var(--space-xs); color: var(--ink-2); }

/* ---------- LIGHTBOX ---------- */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
  place-items: center;
  padding: var(--space-s);
  background: oklch(0.08 0.005 60 / 0.94);
  backdrop-filter: blur(10px);
}
.lightbox[data-open="true"] { display: grid; }
.lightbox img {
  max-width: min(1400px, 92vw);
  max-height: 86vh;
  border-radius: var(--radius-m);
  border: 1px solid var(--line-strong);
}
.lightbox__close {
  position: absolute;
  top: var(--space-s);
  right: var(--space-s);
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--coal-900);
  color: var(--ivory);
  font-size: 1.2rem;
  cursor: pointer;
  display: grid; place-items: center;
}