/* ============================================================
   AZ District Finder — Core Styles
   All classes prefixed with df- to avoid collisions.
   Colors/fonts reference --df-* CSS variables (see themes/).
   ============================================================ */

/* --- Reset (scoped to container) --- */
.df-container *, .df-container *::before, .df-container *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

.df-container {
  font-family: var(--df-font-body);
  color: var(--df-color-text);
  line-height: 1.7;
  background: var(--df-color-bg);
}

.df-container a {
  color: var(--df-color-primary);
  text-decoration: none;
}

.df-container a:hover {
  text-decoration: underline;
}

/* --- Header --- */
.df-header {
  background: linear-gradient(135deg, var(--df-color-primary) 0%, var(--df-color-primary-dark) 100%);
  color: var(--df-color-white);
  padding: 40px 24px 32px;
  text-align: center;
}

.df-header h1 {
  font-family: var(--df-font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  margin-bottom: 8px;
}

.df-header p {
  font-size: 1rem;
  opacity: 0.85;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* --- Section wrapper --- */
.df-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px;
}

.df-section-title {
  font-family: var(--df-font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--df-color-primary);
  text-align: center;
  margin-bottom: 8px;
}

.df-section-desc {
  text-align: center;
  font-size: 0.92rem;
  color: var(--df-color-text-muted);
  max-width: 600px;
  margin: 0 auto 24px;
  line-height: 1.6;
}

.df-accent-line {
  display: block;
  width: 60px;
  height: 3px;
  background: var(--df-color-accent);
  margin: 0 auto 24px;
  border-radius: 2px;
}

/* --- Address Search --- */
.df-address-search {
  max-width: 700px;
  margin: 0 auto 32px;
}

.df-address-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.df-address-input-wrap {
  display: flex;
  gap: 0;
  border-radius: var(--df-btn-radius);
  overflow: hidden;
  box-shadow: var(--df-card-shadow);
}

.df-address-input-wrap input {
  flex: 1;
  padding: 14px 18px;
  font-family: var(--df-font-body);
  font-size: 0.92rem;
  border: 2px solid var(--df-color-border);
  border-right: none;
  border-radius: var(--df-btn-radius) 0 0 var(--df-btn-radius);
  outline: none;
  transition: border-color 0.2s;
  background: var(--df-color-surface);
  color: var(--df-color-text);
}

.df-address-input-wrap input:focus {
  border-color: var(--df-color-primary);
}

.df-address-btn {
  padding: 14px 24px;
  background: var(--df-color-primary);
  color: var(--df-color-white);
  font-family: var(--df-font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s;
}

.df-address-btn:hover {
  background: var(--df-color-primary-dark);
}

.df-address-error {
  font-size: 0.82rem;
  color: var(--df-color-party-r);
  min-height: 1.2em;
  text-align: center;
}

.df-address-privacy {
  font-size: 0.75rem;
  color: var(--df-color-text-muted);
  text-align: center;
  margin-top: 6px;
  font-style: italic;
}

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

/* --- Map + Panel Layout --- */
.df-map-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 24px;
  align-items: start;
}

#df-map {
  width: 100%;
  height: var(--df-map-height);
  border-radius: var(--df-card-radius);
  border: 2px solid var(--df-color-border);
  box-shadow: var(--df-card-shadow);
  background: var(--df-map-bg);
  z-index: 1;
}

/* --- District Panel --- */
.df-panel {
  background: var(--df-color-surface);
  border-radius: var(--df-card-radius);
  box-shadow: var(--df-card-shadow);
  overflow: hidden;
  position: sticky;
  top: 20px;
  max-height: calc(100vh - 40px);
  overflow-y: auto;
}

.df-panel-empty {
  padding: 48px 24px;
  text-align: center;
  color: var(--df-color-text-muted);
}

.df-panel-empty .df-panel-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.5;
  display: block;
}

.df-panel-empty h3 {
  font-family: var(--df-font-heading);
  font-size: 1.2rem;
  color: var(--df-color-primary);
  margin-bottom: 8px;
}

.df-panel-empty p {
  font-size: 0.88rem;
  line-height: 1.6;
}

/* Panel header */
.df-panel-header {
  background: linear-gradient(135deg, var(--df-color-primary) 0%, var(--df-color-primary-dark) 100%);
  color: var(--df-color-white);
  padding: 24px;
  text-align: center;
}

.df-panel-header h3 {
  font-family: var(--df-font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  margin-bottom: 4px;
}

.df-panel-header .df-panel-subtitle {
  font-size: 0.85rem;
  opacity: 0.8;
}

.df-district-map-link {
  color: var(--df-color-white);
  text-decoration: none;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.4);
  transition: border-color 0.2s;
}

.df-district-map-link:hover {
  border-bottom-color: var(--df-color-accent);
  text-decoration: none;
}

/* Panel footer — copy markdown */
.df-panel-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--df-color-border);
  text-align: center;
}

.df-copy-md {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--df-color-primary);
  color: var(--df-color-white);
  border: none;
  border-radius: var(--df-btn-radius);
  padding: 9px 20px;
  font-family: var(--df-font-heading);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
}

.df-copy-md:hover {
  background: var(--df-color-primary-dark);
  transform: translateY(-1px);
}

.df-copy-md:active {
  transform: translateY(0);
}

.df-copy-md.copied {
  background: #27ae60;
}

.df-copy-md-icon {
  font-size: 0.9rem;
}

/* --- Legislator card --- */
.df-legislator {
  padding: 20px 24px;
  border-bottom: 1px solid var(--df-color-border);
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.df-legislator:last-of-type {
  border-bottom: none;
}

.df-legislator-photo {
  width: 80px;
  height: 100px;
  border-radius: var(--df-btn-radius);
  object-fit: cover;
  flex-shrink: 0;
  background: var(--df-color-border);
  border: 2px solid var(--df-color-border);
}

.df-legislator-photo.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--df-font-heading);
  font-size: 0.65rem;
  color: var(--df-color-text-muted);
  letter-spacing: 0.04em;
}

.df-legislator-info {
  flex: 1;
  min-width: 0;
}

.df-legislator-name {
  font-family: var(--df-font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--df-color-text);
  margin-bottom: 2px;
  line-height: 1.2;
}

.df-legislator-role {
  font-family: var(--df-font-heading);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}

.df-legislator-role.senate {
  color: var(--df-color-party-d);
}

.df-legislator-role.house {
  color: var(--df-color-party-r);
}

/* Party badge */
.df-party-badge {
  display: inline-block;
  font-family: var(--df-font-heading);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 2px 10px;
  border-radius: 3px;
  margin-left: 6px;
  vertical-align: middle;
}

.df-party-badge.R {
  background: var(--df-color-party-r);
  color: var(--df-color-white);
}

.df-party-badge.D {
  background: var(--df-color-party-d);
  color: var(--df-color-white);
}

.df-party-badge.I {
  background: var(--df-color-party-i);
  color: var(--df-color-white);
}

/* Legislator meta details */
.df-legislator-meta {
  list-style: none;
  padding: 0;
  margin: 0;
}

.df-legislator-meta li {
  font-size: 0.78rem;
  color: var(--df-color-text-muted);
  padding: 3px 0;
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.df-legislator-meta li:last-child {
  border-bottom: none;
}

.df-legislator-meta li span:first-child {
  font-family: var(--df-font-heading);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--df-color-text-muted);
}

/* Legislator name link */
.df-legislator-link {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px dashed var(--df-color-primary);
  transition: color 0.2s, border-color 0.2s;
}

.df-legislator-link:hover {
  color: var(--df-color-secondary);
  border-bottom-color: var(--df-color-secondary);
  text-decoration: none;
}

/* Email link */
.df-email-link {
  color: var(--df-color-primary);
  font-family: var(--df-font-body);
  font-size: 0.72rem;
  text-decoration: none;
  word-break: break-all;
}

.df-email-link:hover {
  color: var(--df-color-secondary);
  text-decoration: underline;
}

/* --- District Quick List --- */
.df-district-list {
  padding: 32px 0;
}

.df-district-list-header {
  text-align: center;
}

.df-district-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  padding: 8px 20px;
  background: var(--df-color-surface);
  color: var(--df-color-primary);
  border: 2px solid var(--df-color-primary);
  border-radius: var(--df-btn-radius);
  font-family: var(--df-font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.df-district-toggle:hover {
  background: var(--df-color-primary);
  color: var(--df-color-white);
}

.df-toggle-icon {
  font-size: 0.65rem;
  transition: transform 0.2s;
}

.df-district-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 16px;
  margin-top: 24px;
  transition: max-height 0.4s ease, opacity 0.3s ease;
}

.df-district-grid.df-collapsed {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  margin-top: 0;
}

.df-district-card {
  background: var(--df-color-surface);
  border-radius: var(--df-btn-radius);
  box-shadow: var(--df-card-shadow);
  padding: 16px 20px;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  border-left: 4px solid var(--df-color-primary);
}

.df-district-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--df-card-shadow-hover);
}

.df-district-card h4 {
  font-family: var(--df-font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--df-color-primary);
  margin-bottom: 6px;
}

.df-district-card .df-legislator-line {
  font-size: 0.82rem;
  color: var(--df-color-text-muted);
  padding: 2px 0;
}

.df-district-card .df-chamber-label {
  font-family: var(--df-font-heading);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--df-color-text-muted);
  display: inline-block;
  width: 50px;
}

/* --- Mobile panel overlay --- */
.df-panel-overlay {
  display: none;
}

/* --- Leaflet overrides --- */
.df-tooltip {
  font-family: var(--df-font-body);
  font-size: 0.82rem;
  line-height: 1.5;
  padding: 8px 12px;
  border: 2px solid var(--df-color-primary);
  border-radius: 4px;
  box-shadow: 0 3px 12px rgba(0, 0, 0, 0.2);
}

.df-district-label {
  background: none;
  border: none;
}

.df-district-label span {
  font-family: var(--df-font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  color: #222;
  text-shadow: 0 0 3px #fff, 0 0 3px #fff, 0 0 3px #fff;
  pointer-events: none;
}

.df-address-marker { background: none; border: none; }
.df-address-pin {
  width: 16px; height: 16px;
  background: var(--df-color-accent);
  border: 3px solid #333;
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

/* --- Focus-visible states --- */
.df-address-btn:focus-visible,
.df-copy-md:focus-visible,
.df-district-toggle:focus-visible,
.df-panel-close:focus-visible {
  outline: 2px solid var(--df-color-primary);
  outline-offset: 2px;
}

.df-container a:focus-visible {
  outline: 2px solid var(--df-color-primary);
  outline-offset: 2px;
}

.df-district-card:focus-visible {
  outline: 2px solid var(--df-color-primary);
  outline-offset: 2px;
}

/* --- Responsive --- */
@media (max-width: 1023px) {
  .df-map-layout {
    grid-template-columns: 1fr;
  }

  .df-panel {
    position: static;
    max-height: none;
  }

  .df-panel-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1000;
    align-items: flex-end;
    justify-content: center;
  }

  .df-panel-overlay.active {
    display: flex;
  }

  .df-panel-overlay .df-panel {
    position: static;
    max-height: 80vh;
    width: 100%;
    max-width: 500px;
    border-radius: 16px 16px 0 0;
    animation: dfSlideUp 0.3s ease;
  }

  .df-panel-close {
    position: absolute;
    top: 12px;
    right: 16px;
    background: none;
    border: none;
    color: var(--df-color-white);
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 2;
    line-height: 1;
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

@media (min-width: 1024px) {
  .df-panel-close {
    display: none;
  }
}

@keyframes dfSlideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

@media (max-width: 767px) {
  .df-header h1 {
    font-size: 1.6rem;
  }

  #df-map {
    height: var(--df-map-height-mobile);
  }

  .df-district-grid {
    grid-template-columns: 1fr;
  }

  .df-address-input-wrap {
    flex-direction: column;
  }

  .df-address-input-wrap input {
    border-right: 2px solid var(--df-color-border);
    border-bottom: none;
    border-radius: var(--df-btn-radius) var(--df-btn-radius) 0 0;
  }

  .df-address-btn {
    border-radius: 0 0 var(--df-btn-radius) var(--df-btn-radius);
  }
}

@media (max-width: 479px) {
  #df-map {
    height: var(--df-map-height-small);
  }
}