@import url('https://fonts.googleapis.com/css2?family=Noto+Serif:ital,wght@0,400;0,600;1,400&family=Noto+Sans+JP:wght@300;400&display=swap');

:root {
  --bg: #0f0e0c;
  --surface: #1a1814;
  --border: #2e2a24;
  --gold: #c8a96e;
  --gold-dim: #7a6540;
  --text: #e8e0d0;
  --muted: #5a5248;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Noto Sans JP', sans-serif;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: radial-gradient(ellipse at 30% 20%, #1e1a14 0%, #0f0e0c 70%);
}

.container {
  display: flex;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  box-shadow: 0 32px 64px rgba(0,0,0,0.6);
}

form {
  background: var(--surface);
  padding: 2.5rem 2rem;
  width: 240px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  position: relative;
}

form::before {
  content: attr(data-title);
  font-family: 'Noto Serif', serif;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

input {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.85rem;
  font-weight: 300;
  padding: 0.6rem 0.75rem;
  outline: none;
  transition: border-color 0.2s;
}

input:focus { border-color: var(--gold-dim); }
input::placeholder { color: var(--muted); }

button[type="submit"] {
  background: transparent;
  border: 1px solid var(--gold-dim);
  color: var(--gold);
  font-family: 'Noto Serif', serif;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  padding: 0.6rem;
  cursor: pointer;
  margin-top: 0.5rem;
  transition: all 0.2s;
}

button[type="submit"]:hover {
  background: var(--gold-dim);
  color: var(--bg);
}