/* Sistema de diseño compartido — paleta elegante y discreta */
:root {
  --color-bg: #faf7f2;
  --color-surface: #ffffff;
  --color-border: #e7ddd0;
  --color-text: #2b2622;
  --color-text-muted: #6b6258;
  --color-accent: #6b5745;
  --color-accent-dark: #4f3f32;
  --color-accent-light: #efe6da;
  --color-success-bg: #eaf3ea;
  --color-success-text: #2f5d3a;
  --color-error-bg: #faeaea;
  --color-error-text: #8a2f2f;
  --color-info-bg: #eaf0f5;
  --color-info-text: #2f4d5d;
  --font-heading: Georgia, 'Iowan Old Style', 'Times New Roman', serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --radius: 3px;
  --shadow-soft: 0 10px 30px rgba(43, 38, 34, 0.06);
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.6;
  font-size: 16px;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-accent-dark);
  line-height: 1.25;
  letter-spacing: 0.01em;
}

a { color: var(--color-accent-dark); text-decoration: none; }
a:hover, a:focus { text-decoration: underline; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-accent-dark);
  color: #fff;
  padding: 10px 16px;
  z-index: 1000;
}
.skip-link:focus { left: 0; }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--color-accent);
  background: var(--color-accent);
  color: #fff;
  font-size: 15px;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover, .btn:focus { background: var(--color-accent-dark); border-color: var(--color-accent-dark); text-decoration: none; }
.btn--secondary { background: transparent; color: var(--color-accent-dark); }
.btn--secondary:hover { background: var(--color-accent-light); }
.btn--small { padding: 8px 16px; font-size: 13px; }
.btn--danger { background: #8a2f2f; border-color: #8a2f2f; }
.btn--danger:hover { background: #6e2525; border-color: #6e2525; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-soft);
}

.flash-stack { margin-top: 16px; display: grid; gap: 8px; }
.flash { padding: 12px 16px; border-radius: var(--radius); font-size: 14px; }
.flash--success { background: var(--color-success-bg); color: var(--color-success-text); }
.flash--error { background: var(--color-error-bg); color: var(--color-error-text); }
.flash--info { background: var(--color-info-bg); color: var(--color-info-text); }

form .field { margin-bottom: 18px; }
form label { display: block; margin-bottom: 6px; font-size: 14px; color: var(--color-text-muted); }
form input[type=text], form input[type=email], form input[type=tel], form input[type=password],
form input[type=date], form input[type=time], form select, form textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 15px;
  font-family: inherit;
  background: #fff;
  color: var(--color-text);
}
form .field-error { color: var(--color-error-text); font-size: 13px; margin-top: 4px; }
form .help-text { color: var(--color-text-muted); font-size: 13px; margin-top: 4px; }
fieldset { border: 1px solid var(--color-border); border-radius: var(--radius); padding: 16px; }

table { width: 100%; border-collapse: collapse; }
table th, table td { padding: 10px 12px; border-bottom: 1px solid var(--color-border); text-align: left; font-size: 14px; }
table th { color: var(--color-text-muted); font-weight: 600; }

.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; }
.badge--pending { background: #f5ecd8; color: #83661f; }
.badge--confirmed { background: #e1efe4; color: #2f5d3a; }
.badge--completed { background: #e3e8f0; color: #30456b; }
.badge--cancelled { background: #f4e3e3; color: #8a2f2f; }
.badge--no_show { background: #ece3e3; color: #5c3b3b; }

@media (max-width: 720px) {
  .container { padding: 0 16px; }
  body { font-size: 15px; }
}