@import url("https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,600;9..144,700&family=Source+Sans+3:wght@400;600&display=swap");

:root {
  --bg0: #1a1410;
  --bg1: #2a2118;
  --ink: #f3e6d4;
  --muted: #c4b09a;
  --accent: #e08a3c;
  --accent-ink: #1a1410;
  --danger: #e06b5c;
  --line: rgba(243, 230, 212, 0.14);
  --font-display: "Fraunces", "Iowan Old Style", "Palatino Linotype", Palatino, serif;
  --font-body: "Source Sans 3", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(1200px 700px at 10% -10%, #4a321f 0%, transparent 55%),
    radial-gradient(900px 600px at 100% 0%, #3a2418 0%, transparent 50%),
    linear-gradient(160deg, var(--bg0), var(--bg1));
}

.shell {
  width: min(920px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.5rem 0 2.5rem;
}

.top {
  margin-bottom: 1.5rem;
}

.brand {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3rem);
  letter-spacing: -0.02em;
}

.sub {
  margin: 0.35rem 0 0;
  color: var(--muted);
  max-width: 32rem;
}

.gate,
.app {
  border: 1px solid var(--line);
  background: rgba(26, 20, 16, 0.45);
  backdrop-filter: blur(8px);
  border-radius: 18px;
  padding: 1.25rem;
}

label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.95rem;
  color: var(--muted);
}

.row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

input,
select,
button {
  font: inherit;
}

input,
select {
  flex: 1 1 12rem;
  min-height: 2.75rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.28);
  color: var(--ink);
  padding: 0.55rem 0.8rem;
}

button {
  min-height: 2.75rem;
  border: 0;
  border-radius: 12px;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 600;
  padding: 0.55rem 1rem;
  cursor: pointer;
}

button:hover {
  filter: brightness(1.05);
}

.hint {
  margin: 0.75rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.error {
  margin: 0.75rem 0 0;
  color: var(--danger);
}

.toolbar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.toolbar label {
  margin: 0;
}

#refresh {
  min-width: 2.75rem;
  padding-inline: 0.7rem;
}

.status {
  margin-left: auto;
  color: var(--muted);
  font-size: 0.92rem;
}

.stage {
  position: relative;
  min-height: min(62vh, 520px);
  border-radius: 14px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent),
    #0f0c0a;
  display: grid;
  place-items: center;
}

#frame {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.placeholder {
  margin: 0;
  color: var(--muted);
  padding: 1rem;
  text-align: center;
}

@media (max-width: 560px) {
  .status {
    margin-left: 0;
    width: 100%;
  }
}