:root{
  --pad: min(5rem, 8%);
  --fs: clamp(1rem, 1.05vw, 1.15rem);
  --h1: clamp(1.6rem, 2.4vw, 2.6rem);
  --h2: clamp(1.15rem, 1.6vw, 1.55rem);

  --bg: #0b1220;
  --card: rgba(255,255,255,.06);
  --border: rgba(255,255,255,.12);

  --text: #e5e7eb;
  --muted: #9ca3af;

  --btn: #1f2937;
  --btnHover: #253247;

  --ok: #22c55e;
  --warn: #fbbf24;
  --err: #fb923c;
}

*{ box-sizing:border-box; }

html{ color-scheme: dark; }

body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: var(--fs);
}

.container{
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--pad);
}

.pageHeader h1{
  margin:0 0 .35rem;
  font-size: var(--h1);
  letter-spacing: .01em;
}

.pageHeader p{ margin:0; }

.navBar{
  display:flex;
  gap:1rem;
  justify-content:space-between;
  align-items:flex-end;
  flex-wrap:wrap;
  margin-bottom: 1rem;
}

.navBar__links{
  display:flex;
  gap:.6rem;
  flex-wrap:wrap;
}

.card{
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 1.2rem;
  padding: 1.2rem;
  margin: 1rem 0;
}

h2{ font-size: var(--h2); margin:0 0 .6rem; }

.muted{ color: var(--muted); }

.form{ display:grid; gap:.7rem; }

.label{ font-weight: 650; }

.input, select, textarea{
  width:100%;
  padding: .85rem 1rem;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: #0f172a;
  color: var(--text);
  outline: none;
}

textarea{ min-height: 7rem; resize: vertical; }

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.6rem;
  padding: .85rem 1.05rem;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: var(--btn);
  color: var(--text);
  cursor:pointer;
  text-decoration:none;
}

.btn--ghost{
  background: transparent;
  border: 1px solid var(--border);
}

.btn--ghost:hover{ background: rgba(255,255,255,.06); }

.btn:hover{ background: var(--btnHover); }

.btn--danger{ background: #2a1212; }
.btn--danger:hover{ background: #351616; }

.alert{
  padding: .85rem 1rem;
  border-radius: 1rem;
  border: 1px solid var(--border);
}

.alert--error{ border-color: rgba(251,146,60,.5); color: #fdba74; }
.alert--ok{ border-color: rgba(34,197,94,.5); color: #86efac; }

.grid2{
  display:grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 1rem;
}

@media (max-width: 780px){
  .grid2{ grid-template-columns: 1fr; }
}

.table{
  width:100%;
  border-collapse: collapse;
}

.table th, .table td{
  padding: .65rem;
  border-bottom: 1px solid var(--border);
  text-align:left;
  vertical-align: top;
}

.tag{
  display:inline-block;
  padding: .2rem .65rem;
  border-radius: 999rem;
  border: 1px solid var(--border);
  font-size: clamp(.8rem, .9vw, .95rem);
  opacity: .9;
}

.code{
  padding:.25rem .45rem;
  border: 1px solid var(--border);
  border-radius: .6rem;
  background: rgba(0,0,0,.25);
}

/* Modal */
.modalBackdrop{
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  display:none;
  align-items:center;
  justify-content:center;
  padding: min(3rem, 6%);
  z-index: 50;
}

.modalBackdrop[aria-hidden="false"]{ display:flex; }

.modal{
  width: min(720px, 100%);
  border: 1px solid var(--border);
  background: #0b1220;
  border-radius: 1.25rem;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,.55);
}

.modal__head{ padding: 1rem 1.2rem; border-bottom: 1px solid var(--border); }
.modal__body{ padding: 1.2rem; }
.modal__actions{ display:flex; gap:.7rem; flex-wrap:wrap; padding: 0 1.2rem 1.2rem; }

.videoBox{
  margin-top: 1rem;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.04);
  border-radius: 1rem;
  padding: .8rem;
}

video{
  width: 100%;
  height: auto;
  border-radius: 1rem;
}