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

:root {
  --bg: #0f1117;
  --surface: #1c1f2e;
  --border: #2a2d3e;
  --accent: #6c63ff;
  --accent-hover: #5a52e0;
  --text: #e2e8f0;
  --muted: #8892a4;
  --error: #f56565;
  --danger: #e53e3e;
}

body {
  font-family: system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border);
}

.logo { font-size: 1.25rem; font-weight: 700; color: var(--text); }

nav { display: flex; align-items: center; gap: 1rem; margin-left: auto; }
nav a { color: var(--muted); font-size: 0.9rem; }
nav a:hover { color: var(--text); }

main { flex: 1; padding: 2rem; display: flex; justify-content: center; align-items: flex-start; }

.form-container {
  width: 100%;
  max-width: 420px;
  margin-top: 4rem;
}

.form-container h1 { margin-bottom: 1.5rem; font-size: 1.5rem; }

form { display: flex; flex-direction: column; gap: 1rem; }

label {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  font-size: 0.875rem;
  color: var(--muted);
}

input[type="text"],
input[type="password"],
input[type="file"] {
  padding: 0.625rem 0.75rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 1rem;
  width: 100%;
}

input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }

button, .btn {
  padding: 0.625rem 1.25rem;
  background: var(--accent);
  border: none;
  border-radius: 6px;
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  display: inline-block;
}

button:hover, .btn:hover { background: var(--accent-hover); }

button.danger { background: var(--danger); }
button.danger:hover { background: #c53030; }

.error { color: var(--error); font-size: 0.9rem; margin-bottom: 0.5rem; }

.share-box {
  display: flex;
  gap: 0.5rem;
  margin: 1rem 0;
}
.share-box input { flex: 1; }

/* File view — centered */
.file-view {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  gap: 1.5rem;
  text-align: center;
}

.file-view h1 { font-size: 1.25rem; color: var(--muted); word-break: break-all; }

.file-view video,
.file-view audio { max-width: 800px; width: 100%; border-radius: 8px; }

.file-actions { display: flex; gap: 1rem; }

/* File list table */
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td { padding: 0.75rem 1rem; text-align: left; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; }
tr:hover td { background: var(--surface); }

h1 { margin-bottom: 1rem; }