/* ============================================================
   Lura Studios — lurastudios.com.br
   A página é uma travessia: o scroll é o leme.
   Cenas: vídeo/fotografia cinematográfica (Higgsfield),
   crossfade dirigido pelo scroll via GSAP ScrollTrigger.
   ============================================================ */

:root {
  --noite: #07131F;
  --mar-profundo: #0C2B40;
  --mar-aberto: #155A78;
  --espuma: #E8F4F4;
  --farol: #FFB454;
  --bruma: #8FB6C4;

  --font-display: "Bricolage Grotesque", "Avenir Next", system-ui, sans-serif;
  --font-body: "Instrument Sans", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --leg-max: 62rem;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--noite);
  color: var(--espuma);
  line-height: 1.6;
  overflow-x: hidden;
}

::selection { background: var(--farol); color: var(--noite); }

a { color: inherit; }

:focus-visible {
  outline: 2px solid var(--farol);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ==================== CENA CINEMATOGRÁFICA ==================== */

.scene {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  background: var(--noite);
}

.layer {
  position: absolute;
  inset: 0;
  opacity: 0;
  will-change: opacity;
}
.layer:first-child { opacity: 1; }

.layer__media,
.layer picture {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.layer__media {
  object-fit: cover;
  transform: scale(1.02);
  will-change: transform;
}

/* Escurece a base da cena para o texto respirar */
.layer__scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7,19,31,.42) 0%, rgba(7,19,31,.12) 34%, rgba(7,19,31,.55) 78%, rgba(7,19,31,.82) 100%),
    linear-gradient(100deg, rgba(7,19,31,.55) 0%, rgba(7,19,31,.18) 55%, rgba(7,19,31,0) 100%);
}
.layer__scrim--warm {
  background:
    linear-gradient(180deg, rgba(7,19,31,.35) 0%, rgba(20,10,4,.10) 40%, rgba(7,19,31,.55) 100%);
}

.vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(115% 90% at 50% 42%, transparent 62%, rgba(4,10,17,.5) 100%);
}

/* ==================== INSTRUMENTOS (topbar + HUD) ==================== */

.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 1.25rem clamp(1.25rem, 4vw, 3rem);
  background: linear-gradient(180deg, rgba(4,10,17,.55), transparent);
}

.wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: .14em;
  font-size: .95rem;
  text-decoration: none;
}
.wordmark span { color: var(--farol); }

.hud {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--bruma);
  text-align: right;
  display: flex;
  gap: 1.25rem;
  align-items: baseline;
}
.hud__miles { color: var(--espuma); }
.hud__miles span { color: var(--farol); }

/* ==================== A ROTA (seções) ==================== */

main { position: relative; z-index: 1; }

.leg {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: clamp(5rem, 12vh, 8rem) clamp(1.25rem, 6vw, 4rem);
}

.leg__inner {
  width: 100%;
  max-width: var(--leg-max);
  margin: 0 auto;
  position: relative;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .22em;
  color: var(--farol);
  margin-bottom: 1.5rem;
  text-shadow: 0 1px 12px rgba(4,10,17,.8);
}
.eyebrow--tag {
  color: var(--noite);
  background: var(--farol);
  display: inline-block;
  padding: .35rem .8rem;
  border-radius: 2px;
  text-shadow: none;
}

.display {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.6rem, 7.5vw, 5.5rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin-bottom: 1.75rem;
  text-shadow: 0 2px 28px rgba(4,10,17,.65);
}
.display em {
  font-style: normal;
  color: var(--farol);
}
.display--md { font-size: clamp(2rem, 5vw, 3.6rem); }

.lede {
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  color: var(--espuma);
  opacity: .92;
  max-width: 38em;
  text-shadow: 0 1px 16px rgba(4,10,17,.75);
}

.leg--porto .lede { margin-bottom: 3rem; }

.scroll-hint {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--espuma);
  border-bottom: 1px solid rgba(232, 244, 244, .35);
  padding-bottom: .4rem;
  text-shadow: 0 1px 12px rgba(4,10,17,.8);
}
.scroll-hint__arrow { animation: dip 2s ease-in-out infinite; display: inline-block; }
@keyframes dip {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(5px); }
}

/* --- Alto-mar: boias (cards) --- */

.buoys {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.buoy {
  border: 1px solid rgba(232, 244, 244, .16);
  background: rgba(4, 10, 18, .58);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 6px;
  padding: 1.75rem;
}
.buoy:nth-child(even) { transform: translateY(1.25rem); }
.buoy h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.25rem;
  margin-bottom: .6rem;
}
.buoy p { color: var(--bruma); font-size: .95rem; }

/* --- Correntes: rota traçada --- */

.route {
  position: relative;
  margin-top: 3rem;
  padding-left: 2.5rem;
}

.route__line {
  position: absolute;
  left: 0; top: 0;
  width: 4px; height: 100%;
  filter: drop-shadow(0 0 6px rgba(255,180,84,.45));
}

.route__steps { list-style: none; display: grid; gap: 2.75rem; }

.route__step { position: relative; max-width: 34em; }
.route__mark {
  position: absolute;
  left: -2.5rem;
  top: .1rem;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--noite);
  background: var(--farol);
  border-radius: 50%;
  width: 1.6rem; height: 1.6rem;
  display: grid;
  place-items: center;
}
.route__step h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.3rem;
  margin-bottom: .4rem;
  text-shadow: 0 1px 14px rgba(4,10,17,.8);
}
.route__step p {
  color: var(--espuma);
  opacity: .88;
  font-size: .95rem;
  text-shadow: 0 1px 14px rgba(4,10,17,.85);
}

/* --- Farol --- */

.beacons {
  list-style: none;
  margin-top: 2.75rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.beacons li {
  border-top: 2px solid var(--farol);
  padding-top: 1rem;
  display: grid;
  gap: .35rem;
  background: linear-gradient(180deg, rgba(4,10,18,.45), transparent);
  padding-inline: .9rem;
  padding-bottom: .9rem;
  border-radius: 0 0 6px 6px;
}
.beacons strong {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.05rem;
}
.beacons span {
  color: var(--bruma);
  font-size: .88rem;
}

/* --- Chegada --- */

.leg--chegada { text-align: center; }
.leg--chegada .lede { margin: 0 auto 2.75rem; }

.cta {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.1rem, 2.4vw, 1.6rem);
  color: var(--noite);
  background: var(--espuma);
  text-decoration: none;
  padding: 1rem 2.25rem;
  border-radius: 999px;
  transition: background .25s ease, transform .25s ease;
  box-shadow: 0 8px 40px rgba(4,10,17,.45);
}
.cta:hover { background: var(--farol); transform: translateY(-2px); }

/* ==================== PORTO DE CHEGADA (rodapé) ==================== */

.port {
  position: relative;
  z-index: 1;
  background: var(--noite);
  border-top: 1px solid rgba(143, 182, 196, .18);
  padding: 2.25rem clamp(1.25rem, 6vw, 4rem);
  text-align: center;
}

.port__legal {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--bruma);
}

/* ==================== RESPONSIVO ==================== */

@media (max-width: 760px) {
  .buoys { grid-template-columns: 1fr; }
  .buoy:nth-child(even) { transform: none; }
  .beacons { grid-template-columns: 1fr; }
  .hud__label { display: none; }
}

/* ==================== MOVIMENTO REDUZIDO ==================== */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .scroll-hint__arrow { animation: none; }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
}