* { box-sizing: border-box; margin: 0; padding: 0; }
html, body {
  background: #05070b;
  color: #ffffff;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}
a { color: inherit; text-decoration: none; }

/* ================= HERO ================= */

.hero{
  position: relative;
  min-height: 100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  overflow:hidden;
}

.hero__bg{
  position:absolute;
  inset:0;
  z-index:0;
  background: linear-gradient(180deg, #05070b, #020308);
}

/* Animated glow layers */
.glow{
  position:absolute;
  width: 720px;
  height: 520px;
  border-radius: 999px;
  filter: blur(60px);
  opacity: .7;
  mix-blend-mode: screen;
  animation: floaty 14s ease-in-out infinite;
}
.glow--a{
  left: -200px; top: -150px;
  background: radial-gradient(circle, rgba(0,255,255,.45), transparent 60%);
}
.glow--b{
  right: -220px; top: 40px;
  background: radial-gradient(circle, rgba(0,180,255,.45), transparent 60%);
  animation-duration: 18s;
  animation-delay: -3s;
}
.glow--c{
  left: 20%; bottom: -260px;
  background: radial-gradient(circle, rgba(0,220,200,.35), transparent 60%);
  animation-duration: 22s;
  animation-delay: -7s;
}

@keyframes floaty{
  0%   { transform: translate(0,0) scale(1); }
  33%  { transform: translate(40px, -30px) scale(1.05); }
  66%  { transform: translate(-30px, 40px) scale(0.95); }
  100% { transform: translate(0,0) scale(1); }
}

/* Language switch */
.lang{
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid rgba(0,255,255,.18);
  background: rgba(0, 140, 180, 0.08);
  backdrop-filter: blur(10px);
}

.lang__btn{
  border: 0;
  background: transparent;
  color: rgba(255,255,255,.7);
  font-weight: 600;
  letter-spacing: .12em;
  font-size: 12px;
  cursor: pointer;
  padding: 6px 10px;
  border-radius: 999px;
  transition: all .2s ease;
}

.lang__btn[aria-pressed="true"]{
  color: #eaffff;
  background: rgba(0, 220, 255, 0.16);
  border: 1px solid rgba(0,255,255,.28);
}

.lang__btn:hover{
  color: #eaffff;
  background: rgba(0, 220, 255, 0.10);
}

.lang__sep{
  color: rgba(255,255,255,.25);
}

/* ================= CONTEÚDO ================= */

.hero__content{
  position:relative;
  z-index:1;
  padding: 48px 20px;
  max-width: 900px;
}

/* Hierarquia: Logo > Nome > Tagline */
.logo{
  width: 200px;
  margin: 0 auto 28px;
  opacity: .95;
}

h1{
  font-size: clamp(26px, 4vw, 52px);
  letter-spacing: .32em;
  margin-bottom: 12px;
  font-weight: 600;
}

.tagline{
  font-size: 12px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
  margin-bottom: 38px;
}

/* Microcopy */
.microcopy{
  font-size: 11px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: rgba(255,255,255,.35);
  margin: 0 0 14px;
}

/* Entrance animation */
.enter{
  opacity: 0;
  transform: translateY(10px);
  animation: enter .8s ease forwards;
}
.enter--1{ animation-delay: .05s; }
.enter--2{ animation-delay: .16s; }
.enter--3{ animation-delay: .30s; }
.enter--4{ animation-delay: .44s; }

@keyframes enter{
  to { opacity: 1; transform: translateY(0); }
}

/* Links */
.links{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap: 12px;
  margin-bottom: 30px;
}

.btn{
  padding: 14px 22px;
  border-radius: 999px;
  border: 1px solid rgba(0,255,255,.35);
  background: rgba(0, 200, 255, 0.08);
  color: #cfffff;
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}

.btn:hover{
  background: rgba(0, 220, 255, 0.22);
  border-color: rgba(0,255,255,.6);
  transform: translateY(-2px);
}

/* Releases */
.videos{
  display:flex;
  flex-direction:column;
  gap: 14px;
  align-items:center;
}

.video-card{
  width: min(460px, 92vw);
  padding: 18px 22px;
  border-radius: 16px;
  border: 1px solid rgba(0,255,255,.25);
  background: rgba(0, 140, 180, 0.08);
  color: #eaffff;
  font-size: 15px;
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}

.video-card:hover{
  background: rgba(0, 200, 255, 0.22);
  border-color: rgba(0,255,255,.5);
  transform: scale(1.02);
}

/* ================= PHOTOS ================= */

.photos{
  padding: 50px 20px 70px;
  background: #020308;
}

.photos__inner{
  max-width: 1100px;
  margin: 0 auto;
}

.photos__label{
  font-size: 11px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: rgba(255,255,255,.35);
  margin-bottom: 14px;
  text-align: center;
}

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

.photos__grid img{
  width: 100%;
  height: 230px;
  object-fit: cover;
  border-radius: 14px;
  opacity: .92;
  transition: transform .3s ease, opacity .3s ease;
}

.photos__grid img:hover{
  transform: scale(1.035);
  opacity: 1;
}

/* ================= FOOTER ================= */

.footer{
  text-align:center;
  padding: 30px 20px 50px;
  font-size: 13px;
  color: rgba(255,255,255,.5);
  background: #020308;
}

.footer a{
  color: rgba(180, 255, 255, 0.9);
}

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

@media (max-width: 900px){
  .photos__grid{ grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 520px){
  .logo{ width: 160px; }
  h1{ font-size: 26px; letter-spacing: .22em; }
  .tagline{ font-size: 11px; margin-bottom: 32px; }
  .video-card{ font-size: 14px; }
  .photos__grid img{ height: 190px; }
}

/* ================= ACESSIBILIDADE ================= */
@media (prefers-reduced-motion: reduce){
  .glow{ animation: none; }
  .enter{ animation: none; opacity:1; transform:none; }
  *{ transition: none !important; }
}