/* DiagnoQ — Main Stylesheet. Uses variables from theme.css — see that file
   to re-skin colors in one place. */

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-background);
  color: var(--color-text-primary);
  font-family: var(--font-family-base);
  font-size: 15px;
  line-height: 1.5;
}

body {
  padding-bottom: var(--footer-banner-height);
  min-height: 100vh;
}

#app {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 20px 48px;
}

/* --- Header --- */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}
.app-header .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 20px;
  color: var(--color-primary);
}
.app-header .brand .logo-mark {
  width: 32px; height: 32px;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; font-weight: 700;
}
.app-header .user-area {
  display: flex; align-items: center; gap: 12px;
  font-size: 14px; color: var(--color-text-secondary);
}
.app-header .user-area img.avatar {
  width: 28px; height: 28px; border-radius: 50%;
}

/* --- Cards / sections --- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}
.card h2 {
  margin-top: 0;
  font-size: 18px;
  color: var(--color-primary);
}
.card h3 { font-size: 15px; color: var(--color-text-primary); }
.section-subtitle { color: var(--color-text-secondary); font-size: 13px; margin-top: -8px; margin-bottom: 16px; }

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-size: 14px; font-weight: 600;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}
.btn-primary { background: var(--color-primary); color: var(--color-text-inverse); }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-primary:disabled { background: #9DB4BC; cursor: not-allowed; }
.btn-secondary { background: var(--color-surface); color: var(--color-primary); border-color: var(--color-primary); }
.btn-secondary:hover { background: var(--color-primary-light); }
.btn-ghost { background: transparent; color: var(--color-text-secondary); border-color: var(--color-border); }
.btn-ghost:hover { background: var(--color-background); }
.btn-block { width: 100%; }
.btn-sm { padding: 6px 12px; font-size: 13px; }

/* --- Forms --- */
label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--color-text-secondary); }
input[type="text"], input[type="number"], input[type="email"], select, textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-family: inherit;
  background: var(--color-surface);
  color: var(--color-text-primary);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}
.field-group { margin-bottom: 16px; }
.field-unit { color: var(--color-text-secondary); font-size: 12px; margin-left: 6px; font-weight: 400; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px 20px; }

/* --- Panel selection chips --- */
.panel-select-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; }
.panel-chip {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  cursor: pointer;
  background: var(--color-surface);
  transition: border-color 0.15s ease, background-color 0.15s ease;
  user-select: none;
}
.panel-chip.selected { border-color: var(--color-primary); background: var(--color-primary-light); }
.panel-chip .panel-chip-title { font-weight: 600; font-size: 14px; }
.panel-chip input[type="checkbox"] { margin-right: 8px; }

/* --- Results --- */
.flag-card {
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-flag);
  background: var(--color-flag-bg);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  margin-bottom: 14px;
}
.flag-card .flag-label { font-weight: 700; font-size: 15px; margin-bottom: 4px; }
.flag-card .flag-meta { font-size: 12px; color: var(--color-text-secondary); margin-bottom: 8px; }
.flag-card .flag-explanation { font-size: 14px; margin-bottom: 8px; }
.flag-card .flag-confirm { font-size: 13px; font-weight: 600; color: var(--color-primary-dark); }
.flag-card .flag-teaching {
  margin-top: 10px; padding: 10px 12px;
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  font-size: 13px; color: var(--color-text-secondary);
  border: 1px dashed var(--color-border);
}
.flag-card .flag-disclaimer {
  margin-top: 8px; font-size: 12.5px; font-style: italic; color: var(--color-primary-dark);
}
.quantum-spinner {
  display: inline-block;
  width: 14px; height: 14px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: quantum-spin 0.8s linear infinite;
  flex-shrink: 0;
}
@keyframes quantum-spin { to { transform: rotate(360deg); } }

.badge {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: 11px; font-weight: 600; background: var(--color-primary-light); color: var(--color-primary-dark);
}
.no-flags-box {
  background: var(--color-success-bg); border: 1px solid var(--color-success);
  border-radius: var(--radius-md); padding: 16px; color: var(--color-success); font-weight: 600;
}

/* --- Toggle switch (Teaching Mode) --- */
.toggle-row { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.switch { position: relative; display: inline-block; width: 42px; height: 24px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider {
  position: absolute; cursor: pointer; inset: 0;
  background-color: #C7D2D6; transition: 0.2s; border-radius: 24px;
}
.slider::before {
  position: absolute; content: ""; height: 18px; width: 18px; left: 3px; bottom: 3px;
  background-color: white; transition: 0.2s; border-radius: 50%;
}
input:checked + .slider { background-color: var(--color-accent); }
input:checked + .slider::before { transform: translateX(18px); }

/* --- Footer disclaimer banner (permanent, non-dismissable) --- */
.footer-banner {
  position: fixed; left: 0; right: 0; bottom: 0;
  min-height: var(--footer-banner-height);
  background: var(--color-primary-dark);
  color: var(--color-text-inverse);
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  font-size: 12px;
  line-height: 1.4;
  padding: 8px 16px;
  z-index: 1000;
  box-shadow: 0 -2px 8px rgba(0,0,0,0.12);
}

/* --- Feedback widget --- */
.feedback-options { display: flex; gap: 10px; margin: 10px 0; }
.feedback-btn {
  padding: 8px 16px; border-radius: var(--radius-md); border: 1.5px solid var(--color-border);
  background: var(--color-surface); cursor: pointer; font-size: 13px; font-weight: 600;
}
.feedback-btn.selected { border-color: var(--color-accent); background: var(--color-accent-light); }

/* --- Utility --- */
.text-secondary { color: var(--color-text-secondary); }
.text-center { text-align: center; }
.mt-0 { margin-top: 0; } .mb-0 { margin-bottom: 0; }
.flex-row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.hidden { display: none !important; }
.divider { border: none; border-top: 1px solid var(--color-border); margin: 20px 0; }
.small { font-size: 12.5px; }
.error-box { background: #FBEAEA; border: 1px solid #D98080; color: #8A2E2E; padding: 12px 14px; border-radius: var(--radius-md); margin-bottom: 16px; font-size: 13.5px; }
.empty-state { text-align: center; padding: 40px 20px; color: var(--color-text-secondary); }

/* --- Auth screen --- */
.auth-screen { display: flex; align-items: center; justify-content: center; min-height: 80vh; }
.auth-card { max-width: 420px; width: 100%; text-align: center; }
.auth-card .logo-mark-lg {
  width: 56px; height: 56px; border-radius: var(--radius-md); background: var(--color-primary);
  color: var(--color-text-inverse); display: flex; align-items: center; justify-content: center;
  font-size: 26px; font-weight: 700; margin: 0 auto 16px;
}

/* --- Modal (PDF patient-name popup) --- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(20,40,50,0.45);
  display: flex; align-items: center; justify-content: center; z-index: 2000;
}
.modal-box {
  background: var(--color-surface); border-radius: var(--radius-lg);
  padding: 24px; max-width: 420px; width: 90%; box-shadow: var(--shadow-md);
}

@media (max-width: 640px) {
  #app { padding: 16px 12px 40px; }
  .app-header { padding: 12px; }
  .form-grid, .panel-select-grid { grid-template-columns: 1fr; }
}