/* ===========================
   STRANGER THINGS THEME CSS
   =========================== */

/* ---- Fonts (Google) ---- */
@import url("https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Inter:wght@300;400;600;800&display=swap");

/* ---- CSS Variables ---- */
:root{
  --bg-0: #0b0b0d;          /* quase preto */
  --bg-1: #121217;          /* painel/cards */
  --bg-2: #1a1b22;          /* hover sutil */
  --tx-0: #e8e8ef;          /* texto principal */
  --tx-1: #a7abb8;          /* texto secundário */
  --brand: #e50914;         /* vermelho Netflix-like */
  --brand-2: #ff3344;       /* acento/brilho */
  --muted: #2c2e3a;         /* bordas suaves */
  --radius: 16px;
  --shadow: 0 15px 35px rgba(0,0,0,.45);
}

/* ---- Reset + Base ---- */
*{ box-sizing: border-box; }
html, body{ height: 100%; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Helvetica Neue", sans-serif;
  color: var(--tx-0);
  background:
    radial-gradient(1000px 600px at 10% -10%, rgba(229,9,20,.18), transparent 60%),
    radial-gradient(800px 500px at 90% 110%, rgba(255,51,68,.14), transparent 60%),
    linear-gradient(180deg, #0a0a0c 0%, #0c0c11 60%, #0a0a0d 100%);
}

/* Links */
a{ color: var(--tx-0); text-decoration: none; }
a:hover{ color: var(--brand-2); }

/* Media defaults */
img, iframe, picture{ max-width: 100%; height: auto; display: block; }

/* ---- Layout (CSS Grid no body) ---- */
body{
  display: grid;
  grid-template-columns: 280px 1fr 320px; /* left aside | main | right sidebar */
  grid-template-areas:
    "header header header"
    "aside  main   sidebar";
  gap: 24px;
  padding: 24px;
}

/* Header */
header{
  grid-area: header;
  backdrop-filter: blur(6px);
  position: sticky;
  top: 0;
  z-index: 10;
  border-radius: var(--radius);
  border: 1px solid var(--muted);
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
}

header img{
  filter: drop-shadow(0 6px 12px rgba(229,9,20,.3));
}

/* Main / Section */
main{
  grid-area: main;
}

main section{
  background: var(--bg-1);
  border: 1px solid var(--muted);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px;
}

/* Titles */
h1, h2, h3{
  margin: 0 0 12px 0;
  line-height: 1.1;
  letter-spacing: .6px;
}

h1{
  font-family: "Bebas Neue", system-ui, sans-serif;
  font-size: clamp(28px, 5vw, 56px);
  color: var(--brand);
  text-shadow:
    0 0 12px rgba(229,9,20,.35),
    0 0 28px rgba(229,9,20,.18);
  margin-bottom: 18px;
}

h2{
  font-weight: 800;
  font-size: clamp(18px, 2.6vw, 28px);
  color: #f1f2f6;
  border-left: 4px solid var(--brand);
  padding-left: 12px;
  margin-top: 28px;
}

/* Paragraphs and lists */
p{
  color: var(--tx-1);
  font-size: 16px;
  line-height: 1.7;
  margin: 12px 0 0 0;
}

ul{
  margin: 14px 0 0 0;
  padding-left: 18px;
  display: grid;
  gap: 10px;
}

li{
  color: var(--tx-1);
}

/* Embedded media */
iframe{
  width: 100%;
  aspect-ratio: 16 / 9;
  border: none;
  border-radius: 12px;
  margin-top: 16px;
  box-shadow: 0 10px 24px rgba(0,0,0,.35);
}

/* Pictures / images inside content */
main picture,
main img{
  border-radius: 12px;
  border: 1px solid var(--muted);
  background: #0c0d12;
  box-shadow: 0 10px 24px rgba(0,0,0,.35);
  margin: 16px 0;
}

/* ---- Left Aside (anchors dos personagens) ---- */
aside{
  grid-area: aside;
  align-self: start;
  position: sticky;
  top: 86px; /* abaixo do header */
  background: var(--bg-1);
  border: 1px solid var(--muted);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  max-height: calc(100dvh - 110px);
  overflow: auto;
}

aside h3{
  font-family: "Bebas Neue", system-ui, sans-serif;
  color: #fff;
  font-size: 28px;
  letter-spacing: .8px;
  margin-bottom: 8px;
}

aside ul{
  list-style: none;
  padding: 0;
  margin: 8px 0 16px 0;
  display: grid;
  gap: 8px;
}

aside li a{
  display: block;
  padding: 10px 12px;
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01));
  border: 1px solid transparent;
  transition: .2s ease;
}

aside li a:hover{
  border-color: var(--brand);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(229,9,20,.18);
}

/* Aside picture */
aside picture, aside img{
  border-radius: 12px;
  border: 1px solid var(--muted);
  background: #0c0d12;
}

/* ---- Right Sidebar (ficha técnica) ---- */
.sidebar{
  grid-area: sidebar;
  align-self: start;
  position: sticky;
  top: 86px;
  background: linear-gradient(180deg, #13131a, #101017);
  border: 1px solid var(--muted);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}

.sidebar h3{
  font-family: "Bebas Neue", system-ui, sans-serif;
  font-size: 28px;
  color: #fff;
  margin-bottom: 8px;
}

.sidebar picture, .sidebar img{
  border-radius: 12px;
  border: 1px solid var(--muted);
  margin: 10px 0 14px 0;
}

.sidebar ul{
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.sidebar li{
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01));
  border: 1px solid transparent;
  padding: 10px 12px;
  border-radius: 10px;
}

/* Pequeno destaque em strong */
.sidebar li strong{
  color: var(--tx-0);
}

/* ---- Helpers ---- */
blockquote{
  margin: 16px 0;
  padding: 14px 16px;
  border-left: 4px solid var(--brand);
  background: rgba(255,255,255,.02);
  color: var(--tx-1);
  border-radius: 8px;
}

/* ---- Accessibility & Focus ---- */
:focus-visible{
  outline: 2px solid var(--brand-2);
  outline-offset: 2px;
}

/* ---- Responsive ---- */
@media (max-width: 1200px){
  body{
    grid-template-columns: 240px 1fr 280px;
  }
}

@media (max-width: 980px){
  body{
    grid-template-columns: 1fr;
    grid-template-areas:
      "header"
      "main"
      "aside"
      "sidebar";
    padding: 16px;
    gap: 16px;
  }

  aside, .sidebar{
    position: static;
    max-height: none;
  }

  header{
    position: static;
  }

  main section{
    padding: 22px;
  }
}

@media (max-width: 560px){
  h1{ font-size: 34px; }
  h2{ font-size: 20px; }
  p{ font-size: 15px; }
  header{ padding: 12px 14px; }
}