/* === Smart Auction LIGHT (Perf/UX) === */
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { height: 100%; margin: 0; padding: 0; }

:root{
  --sa-bg: #ffffff;
  --sa-card: #ffffff;
  --sa-elev: #ffffff;
  --sa-elev-2: #ffffff;
  --sa-border: #e5e7eb;
  --sa-text: #0f172a;
  --sa-muted: #475569;
  --sa-accent: #dc2626;
  --sa-accent-2: #059669;
  --sa-focus: #2563eb;
  --sa-shadow: rgba(2,6,23,.08);

  --sa-radius-lg: 18px;
  --sa-radius: 14px;
  --sa-radius-sm: 12px;
}

body {
  background: var(--sa-bg);
  color: var(--sa-text);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.55;
  font-size: 20px;
}

.sa-safe {
  padding-left: max(16px, env(safe-area-inset-left));
  padding-right: max(16px, env(safe-area-inset-right));
}

.sa-shell { width: 100%; max-width: 720px; margin: 0 auto; }

/* Topbar */
.sa-topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 0; position: sticky; top: 0;
  background: #ffffff;
  border-bottom: 1px solid var(--sa-border);
  box-shadow: 0 1px 0 rgba(0,0,0,.02);
  z-index: 10;
}
.sa-brand { display: flex; align-items: center; gap: 12px; }
.sa-dot { width: 12px; height: 12px; border-radius: 999px; background: var(--sa-accent); box-shadow: 0 0 0 4px rgba(220,38,38,.15); }
.sa-title { font-weight: 800; letter-spacing: .2px; font-size: clamp(22px, 3.8vw, 26px); color: var(--sa-text); }

/* Section */
.sa-section { padding: 14px 0 24px; }

/* Search */
.sa-search-wrap { position: relative; }
.sa-search {
  width: 100%; font-size: 21px; padding: 18px 58px 18px 18px;
  border-radius: var(--sa-radius-lg);
  border: 1px solid var(--sa-border);
  background: #ffffff; color: var(--sa-text);
  outline: none; box-shadow: 0 2px 14px var(--sa-shadow);
  -webkit-appearance: none; appearance: none;
}
.sa-search::placeholder { color: #94a3b8; opacity: .95; }
.sa-search:focus {
  border-color: var(--sa-focus);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, .22), 0 2px 14px var(--sa-shadow);
}
.sa-clear-btn {
  position: absolute; right: 8px; top: 8px;
  height: 44px; width: 44px; border-radius: 14px;
  border: 1px solid var(--sa-border);
  background: #f8fafc; color: #64748b;
  font-size: 26px; line-height: 1; cursor: pointer;
}

/* Suggestions */
.sa-suggestions {
  position: absolute; inset-inline: 0; top: calc(100% + 10px);
  background: #ffffff; border: 1px solid var(--sa-border);
  border-radius: var(--sa-radius-lg); box-shadow: 0 14px 30px var(--sa-shadow);
  list-style: none; padding: 8px; margin: 0; z-index: 20;
  max-height: 55vh; overflow: auto; display: none;
}
.sa-suggestions.sa-show { display: block; }

.sa-suggestion {
  display: grid; grid-template-columns: 1fr; row-gap: 6px;
  padding: 18px; border-radius: 14px; cursor: pointer; outline: none;
}
.sa-suggestion:hover,
.sa-suggestion[aria-selected="true"],
.sa-suggestion:focus { background: #f1f5f9; }
.sa-suggestion-name { font-weight: 800; font-size: 20px; color: var(--sa-text); }
.sa-suggestion-address { font-size: 18.5px; color: var(--sa-muted); }
.sa-loading { padding: 16px; color: var(--sa-muted); font-size: 18px; }
.sa-meta { padding: 10px 12px 6px; color: #64748b; font-size: 16px; } /* result count line */
.sa-meta small { opacity: .9; }

/* Chips (quick row) */
.sa-quick { display: flex; gap: 10px; align-items: center; margin-top: 10px; flex-wrap: wrap; }
.sa-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 14px; border-radius: 999px; border: 1px solid var(--sa-border);
  background: #ffffff; color: var(--sa-text); font-weight: 700; font-size: 16px; cursor: pointer;
}
.sa-chip .sa-chip-label { color: #64748b; font-weight: 700; }
.sa-chip-primary { background: #f8fafc; }
.sa-chip-ghost { background: #ffffff; color: #64748b; }

/* Cards */
.sa-card {
  background: var(--sa-card);
  border: 1px solid var(--sa-border);
  border-radius: var(--sa-radius-lg);
  box-shadow: 0 14px 30px var(--sa-shadow);
  margin: 18px 0;
}
.sa-card-body { padding: 20px; }
.sa-card-title { margin: 0 0 10px; font-size: 22px; font-weight: 800; color: var(--sa-text); }
.sa-card-subtitle { margin: 0 0 12px; color: var(--sa-muted); font-size: 18.5px; }

/* Dialog */
.sa-dialog { border: none; border-radius: 22px; padding: 0; width: min(600px, 96vw);
  background: #ffffff; color: var(--sa-text);
  box-shadow: 0 24px 60px rgba(0,0,0,.18);
}
.sa-dialog::backdrop { background: rgba(15,23,42,.35); }
.sa-dialog-inner { padding: 22px; }
.sa-dialog h3 { font-size: 22px; margin: 0 0 8px; }
.sa-confirm-card { border: 1px solid var(--sa-border); border-radius: 16px; background: #f8fafc; padding: 16px; margin-top: 12px; }
.sa-confirm-name { font-weight: 800; font-size: 20px; color: var(--sa-text); }
.sa-confirm-address { color: var(--sa-muted); font-size: 18.5px; margin-top: 2px; }

.sa-dialog-actions { margin-top: 18px; display: flex; gap: 12px; justify-content: flex-end; }

/* Buttons */
.sa-btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 15px 20px; min-height: 52px; font-weight: 800; font-size: 19px;
  border-radius: 16px; border: 1px solid transparent; text-decoration: none;
  cursor: pointer;
}
.sa-btn-primary { background: var(--sa-accent); border-color: var(--sa-accent); color: #fff; }
.sa-btn-ghost   { background: #ffffff; border-color: var(--sa-border); color: var(--sa-muted); }
.sa-btn-accent  { background: var(--sa-accent-2); border-color: var(--sa-accent-2); color: #fff; }
.sa-btn:active  { transform: translateY(1px); }

/* Toast */
.sa-toast {
  position: fixed; left: 50%; bottom: max(20px, calc(env(safe-area-inset-bottom) + 14px));
  transform: translateX(-50%); background: #111827; color: #fff;
  border: 1px solid rgba(255,255,255,.08);
  padding: 12px 16px; border-radius: 14px; box-shadow: 0 16px 38px rgba(0,0,0,.2);
  z-index: 100; font-size: 18px;
}
.sa-hidden { display: none !important; }

/* Accessibility */
.sa-sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* Mobile */
@media (hover: none) {
  .sa-search { font-size: 21px; }
  .sa-suggestion { padding: 20px; }
}