:root {
  color-scheme: light;
  --bg: #f4f5f7;
  --card: #ffffff;
  --line: #e2e4e9;
  --text: #1a1d23;
  --textsub: #6b7280;
  --accent: #d64526;
  --accent-soft: rgba(214, 69, 38, 0.1);
  --green: #16a34a;
}

* { box-sizing: border-box; }

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

.wrap {
  min-height: 100vh;
  padding: 32px 16px;
  display: flex;
  justify-content: center;
}

.container {
  width: 100%;
  max-width: 420px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.header { text-align: center; }
.header .sub { font-size: 13px; color: var(--textsub); font-weight: 500; }
.header h1 { font-size: 22px; margin: 4px 0 0; }

.negocio-logo { width: 52px; height: 52px; border-radius: 12px; object-fit: cover; margin-bottom: 8px; box-shadow: 0 1px 4px rgba(0,0,0,0.12); }
.negocio-nombre { font-size: 13px; color: var(--textsub); font-weight: 600; margin-bottom: 2px; }

.steps { display: flex; gap: 8px; }
.steps .dot { height: 6px; flex: 1; border-radius: 999px; background: var(--line); }
.steps .dot.on { background: var(--accent); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.back-btn {
  background: none;
  border: none;
  color: var(--textsub);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  padding: 0 0 12px;
}
.back-btn:hover { color: var(--text); }

h2 { font-size: 15px; margin: 0 0 12px; }

.option-list { display: flex; flex-direction: column; gap: 8px; }

.option {
  display: flex;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px;
  text-align: left;
  background: none;
  cursor: pointer;
  width: 100%;
  font: inherit;
  color: inherit;
}
.option:hover { border-color: var(--accent); }
.dot-color { width: 12px; height: 12px; border-radius: 999px; flex-shrink: 0; background: #94a3b8; }
.option .name { display: block; font-size: 14.5px; font-weight: 500; }
.option .meta { display: block; font-size: 12.5px; color: var(--textsub); }

input[type="date"], input[type="text"], input[type="tel"], textarea, select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 14px;
  font-family: inherit;
  color: var(--text);
  background: var(--card);
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--accent); }

.field { display: block; margin-bottom: 12px; }
.field .label { display: block; font-size: 12px; color: var(--textsub); margin-bottom: 4px; }
.field .req { color: var(--accent); }

.fecha-larga { font-size: 12.5px; color: var(--textsub); text-transform: capitalize; margin: 6px 0 12px; }

.slots-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.slot-btn {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 0;
  background: none;
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
}
.slot-btn:hover { border-color: var(--accent); color: var(--accent); }

.empty-msg { background: var(--bg); border-radius: 8px; padding: 12px; font-size: 13px; color: var(--textsub); text-align: center; }

.error-msg { background: var(--accent-soft); color: var(--accent); border-radius: 8px; padding: 10px 12px; font-size: 13px; margin-bottom: 12px; }

.summary-box { background: var(--bg); border-radius: 8px; padding: 12px; font-size: 13px; margin-bottom: 14px; }

.btn-primary {
  width: 100%;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 13px 0;
  font-size: 14.5px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s, box-shadow 0.15s, transform 0.05s;
  box-shadow: 0 1px 2px rgba(214, 69, 38, 0.25);
}
.btn-primary:hover { opacity: 0.92; box-shadow: 0 2px 8px rgba(214, 69, 38, 0.3); }
.btn-primary:active { transform: translateY(1px); }
.btn-primary:disabled { opacity: 0.4; cursor: default; box-shadow: none; }

.btn-secondary {
  background: var(--card);
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 8px;
  padding: 9px 14px;
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

.center-col { display: flex; flex-direction: column; align-items: center; gap: 10px; text-align: center; padding: 16px 0; }
.check-circle {
  width: 56px; height: 56px; border-radius: 999px;
  background: rgba(22, 163, 74, 0.12); color: var(--green);
  display: flex; align-items: center; justify-content: center; font-size: 26px;
}
.link-btn { background: none; border: none; color: var(--accent); font-size: 13px; font-weight: 500; cursor: pointer; margin-top: 6px; }

.hp-field { position: absolute; left: -9999px; width: 0; height: 0; opacity: 0; }

.loading-msg { text-align: center; padding: 40px 0; font-size: 13.5px; color: var(--textsub); }

.onix-footer { text-align: center; font-size: 12px; color: var(--textsub); padding: 22px 0 4px; }
.onix-footer a { color: var(--textsub); font-weight: 600; text-decoration: none; }
.onix-footer a:hover { color: var(--accent); text-decoration: underline; }