:root {
  --bg: #161311;
  --paper: #fffcf5;
  --ink: #211d1a;
  --accent: #ff4e32;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.app-shell {
  max-width: 460px;
  margin: 0 auto;
  min-height: 100vh;
  padding: 40px 20px 32px;
  display: flex;
  flex-direction: column;
}

.mono { font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace; }

.header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
}
.brand { display: flex; align-items: center; gap: 8px; }
.brand-dot {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; color: var(--bg);
}
.brand-sub { font-size: 11px; letter-spacing: 0.25em; text-transform: uppercase; opacity: 0.55; }
.brand-name { font-weight: 900; text-transform: uppercase; font-size: 12px; letter-spacing: 0.15em; opacity: 0.4; }

h1.hero {
  font-weight: 900;
  text-transform: uppercase;
  line-height: 0.9;
  font-size: 46px;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}
h1.hero .accent { color: var(--accent); }

.sub { font-size: 14px; opacity: 0.6; margin-bottom: 44px; max-width: 300px; line-height: 1.6; }

.btn {
  width: 100%;
  padding: 16px 20px;
  border-radius: 16px;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 0.03em;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: transform 0.1s ease;
}
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--accent); color: var(--bg); }
.btn-outline { background: transparent; color: var(--paper); border: 1px solid rgba(255,252,245,0.25); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.stack { margin-top: auto; display: flex; flex-direction: column; gap: 12px; }

.back-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; text-transform: uppercase; opacity: 0.5;
  margin-bottom: 28px; background: none; border: none; color: var(--paper); cursor: pointer;
  font-family: inherit; padding: 0;
}

.field-label {
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.2em; opacity: 0.5;
  margin-bottom: 8px; display: block;
}

.input {
  width: 100%;
  padding: 16px;
  border-radius: 12px;
  border: none;
  background: var(--paper);
  color: var(--ink);
  font-weight: 500;
  font-size: 15px;
  outline: none;
  margin-bottom: 28px;
}
.input-code {
  text-align: center;
  font-family: monospace;
  font-size: 26px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
}

.color-row { display: flex; gap: 10px; margin-bottom: 28px; flex-wrap: wrap; }
.color-swatch {
  width: 40px; height: 40px; border-radius: 50%;
  border: 2px solid transparent; cursor: pointer;
  position: relative;
}
.color-swatch.selected { border-color: var(--paper); }
.color-picker-custom {
  width: 40px; height: 40px; border-radius: 50%; border: 2px dashed rgba(255,252,245,0.4);
  cursor: pointer; padding: 0; overflow: hidden; background: none;
}
.color-picker-custom input[type=color] { width: 60px; height: 60px; margin: -10px; border: none; cursor: pointer; }

.frame-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 20px; }
.frame-opt {
  border-radius: 12px; padding: 10px 4px; display: flex; flex-direction: column; align-items: center; gap: 6px;
  border: 1px solid rgba(255,252,245,0.15); background: transparent; cursor: pointer; color: var(--paper);
}
.frame-opt.selected { border-color: var(--accent); background: rgba(255,255,255,0.06); }
.frame-swatch {
  width: 34px; height: 34px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; border: 1px solid rgba(255,255,255,0.15);
}
.frame-opt span { font-size: 9px; text-transform: uppercase; opacity: 0.75; font-family: monospace; text-align: center; line-height: 1.2; }

.error-text { color: var(--accent); font-size: 13px; margin-bottom: 12px; }

/* Event view */
.event-topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.code-pill {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: 999px; background: rgba(255,255,255,0.08);
  font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; border: none; color: var(--paper); cursor: pointer;
  font-family: monospace;
}
.event-meta { margin-bottom: 24px; }
.frame-counter { font-size: 10px; text-transform: uppercase; letter-spacing: 0.2em; opacity: 0.4; margin-bottom: 4px; font-family: monospace; }
.event-title { font-weight: 900; text-transform: uppercase; font-size: 30px; line-height: 1.05; margin: 0; letter-spacing: -0.01em; }

.gallery-empty { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 0 24px 80px; }
.gallery-empty-icon { width: 60px; height: 60px; border-radius: 50%; background: rgba(255,255,255,0.06); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; font-size: 24px; opacity: 0.4; }

.refresh-row { display: flex; justify-content: flex-end; margin-bottom: 12px; }
.refresh-btn { background: none; border: none; color: var(--paper); opacity: 0.4; font-size: 10px; text-transform: uppercase; font-family: monospace; cursor: pointer; display: flex; align-items: center; gap: 4px; }

.gallery-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; padding-bottom: 110px; }
.polaroid { background: var(--paper); border-radius: 3px; padding: 8px 8px 12px; box-shadow: 0 8px 20px rgba(0,0,0,0.35); }
.polaroid:nth-child(odd) { transform: rotate(-2deg); }
.polaroid:nth-child(even) { transform: rotate(2deg); }
.polaroid-img-wrap { width: 100%; aspect-ratio: 1/1; overflow: hidden; background: #000; border-radius: 1px; }
.polaroid-img-wrap img { width: 100%; height: 100%; object-fit: cover; display: block; }
.polaroid-actions { display: flex; align-items: center; justify-content: space-between; padding-top: 8px; }
.like-btn { display: flex; align-items: center; gap: 5px; background: none; border: none; cursor: pointer; color: #FF2D55; font-family: monospace; font-size: 13px; padding: 0; font-weight: 700; }
.like-btn:active { transform: scale(1.15); }
.dl-btn { background: none; border: none; cursor: pointer; opacity: 0.6; color: var(--ink); padding: 0; }

.fab {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  width: 64px; height: 64px; border-radius: 50%; background: var(--accent);
  display: flex; align-items: center; justify-content: center; border: none; cursor: pointer;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5); font-size: 24px; color: var(--bg);
}
.fab:active { transform: translateX(-50%) scale(0.95); }

/* Capture */
.capture-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.capture-title { font-weight: 700; text-transform: uppercase; font-size: 14px; }
.close-btn { background: none; border: none; color: var(--paper); opacity: 0.5; cursor: pointer; font-size: 18px; }

.camera-placeholder {
  aspect-ratio: 1/1; border-radius: 16px; border: 2px dashed rgba(255,252,245,0.2);
  display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
  margin-bottom: 24px; padding: 20px; gap: 12px;
}
.camera-placeholder span { font-size: 13px; opacity: 0.5; max-width: 200px; }

canvas.preview-canvas { width: 100%; height: auto; border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.4); display: block; margin-bottom: 16px; }

.filter-row { display: flex; gap: 8px; margin-bottom: 24px; overflow-x: auto; }
.filter-chip { padding: 8px 14px; border-radius: 8px; font-size: 10px; text-transform: uppercase; white-space: nowrap; border: 1px solid rgba(255,252,245,0.2); background: none; color: var(--paper); font-family: monospace; cursor: pointer; }
.filter-chip.selected { border-color: var(--accent); color: var(--accent); }

.confirm-row { display: flex; gap: 12px; margin-top: auto; }
.confirm-row .btn-outline { flex: 1; }
.confirm-row .btn-primary { flex: 2; justify-content: center; gap: 8px; }

.flash-overlay { position: fixed; inset: 0; background: var(--paper); z-index: 60; }

.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.75); display: flex; align-items: center; justify-content: center; padding: 24px; z-index: 50; }
.modal-card { width: 100%; max-width: 320px; background: var(--paper); color: var(--ink); border-radius: 20px; padding: 24px; text-align: center; }
.modal-card img { width: 200px; height: 200px; }
.qr-wrap { background: #fff; padding: 12px; border-radius: 14px; display: inline-block; margin-bottom: 16px; }
.qr-code-text { font-weight: 900; font-size: 26px; letter-spacing: 0.3em; margin: 0 0 4px; }
.qr-hint { font-size: 12px; opacity: 0.5; margin-bottom: 20px; }

.loading-msg { flex: 1; display: flex; align-items: center; justify-content: center; font-size: 13px; opacity: 0.5; }