/* QR/Web MVP Slice 2 — viewer styles (LOCKED) */

:root {
  --bg:          #0e0e10;
  --panel:       #18181b;
  --text:        #f5f5f7;
  --muted:       #9c9ca3;
  --accent:      #4f8cff;
  --accent-fg:   #ffffff;
  --radius:      14px;
  --font:        system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  min-height: 100vh;
}

.viewer {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 20px 64px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.viewer-header { text-align: center; }
.viewer-title  { margin: 0; font-size: 28px; font-weight: 600; letter-spacing: -0.01em; }

.viewer-status {
  background: var(--panel);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  min-height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.viewer-status[data-status="ready"] { background: transparent; padding: 0; min-height: 0; }
.viewer-message { margin: 0; font-size: 17px; line-height: 1.45; color: var(--text); }
.viewer-status[data-status="loading"] .viewer-message,
.viewer-status[data-status="pending"] .viewer-message { color: var(--muted); }

.viewer-image {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 16px;
}
.viewer-image img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
  background: var(--panel);
}

.viewer-download {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-fg);
  text-decoration: none;
  text-align: center;
  padding: 14px 20px;
  border-radius: var(--radius);
  font-size: 17px;
  font-weight: 600;
}
.viewer-download:active { transform: translateY(1px); }

.viewer-refresh { text-align: center; }
.viewer-refresh-btn {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 12px 24px;
  border-radius: var(--radius);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}