/* 국민참여로 (ex.co.kr/partcptn) 샘플 — 모바일 퍼스트 */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "Pretendard", "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
  color: #111;
  background: #dfe8f0;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

button {
  font-family: inherit;
}

.partcptn-page {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  max-width: 480px;
  margin: 0 auto;
  background: #e8eef4;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.04);
}

.partcptn-header {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.92);
}

.partcptn-logo {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0;
}

.partcptn-logo-ex {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -0.04em;
  background: linear-gradient(90deg, #e60012 0%, #005bac 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.partcptn-logo-text {
  font-size: 17px;
  font-weight: 800;
  color: #111;
  letter-spacing: -0.03em;
}

.partcptn-menu-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  border: none;
  background: transparent;
  font-size: 14px;
  font-weight: 600;
  color: #333;
  cursor: pointer;
  padding: 4px 0;
}

.partcptn-menu-icon {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 18px;
}

.partcptn-menu-icon span {
  display: block;
  height: 2px;
  background: #333;
  border-radius: 1px;
}

.partcptn-hero {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: visible;
}

.partcptn-hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(232, 238, 244, 0.2) 0%, rgba(210, 220, 232, 0.45) 100%),
    radial-gradient(ellipse 70% 50% at 50% 55%, rgba(255, 220, 150, 0.35) 0%, transparent 55%),
    radial-gradient(ellipse 90% 60% at 50% 40%, rgba(200, 215, 235, 0.9) 0%, rgba(180, 195, 215, 0.6) 100%);
  pointer-events: none;
}

.partcptn-hero-bg::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 42%;
  transform: translate(-50%, -50%);
  width: 120px;
  height: 160px;
  background: radial-gradient(ellipse, rgba(255, 240, 200, 0.5) 0%, transparent 70%);
  filter: blur(8px);
}

.partcptn-hero-content {
  position: relative;
  z-index: 2;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 28px 20px 24px;
  overflow: visible;
}

.partcptn-hero-title {
  margin: 0 0 16px;
  font-size: clamp(22px, 5.5vw, 28px);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.03em;
  color: #111;
}

.partcptn-hero-sub {
  margin: 0 0 28px;
  font-size: 14px;
  line-height: 1.65;
  color: #333;
  max-width: 320px;
}

.partcptn-search-slot {
  width: 100%;
  max-width: 340px;
  background: transparent;
  line-height: 0;
  overflow: visible;
  position: relative;
  z-index: 30;
}

.partcptn-search-slot iframe {
  display: block;
  width: 100%;
  border: 0;
  min-height: 48px;
  background: transparent !important;
  overflow: visible;
  vertical-align: top;
}

.partcptn-search-slot.is-expanded {
  margin-bottom: 4px;
}

.partcptn-page--search-open .partcptn-hero {
  flex: 1 1 auto;
  min-height: min(72vh, 640px);
}

.partcptn-bottom-dock {
  position: relative;
  z-index: 5;
  flex-shrink: 0;
  display: flex;
  align-items: stretch;
  justify-content: space-around;
  gap: 0;
  margin-top: auto;
  padding: 18px 12px calc(18px + env(safe-area-inset-bottom, 0px));
  background: rgba(58, 54, 50, 0.62);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.partcptn-dock-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  min-width: 0;
  padding: 4px 8px 2px;
  border: none;
  background: transparent;
  color: #fff;
  cursor: pointer;
  text-align: center;
  transition: opacity 0.15s;
}

.partcptn-dock-item:hover {
  opacity: 0.88;
}

.partcptn-dock-item:active {
  opacity: 0.75;
}

.partcptn-dock-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}

.partcptn-dock-icon svg {
  width: 44px;
  height: 44px;
  display: block;
}

.partcptn-dock-label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: rgba(255, 255, 255, 0.96);
  word-break: keep-all;
}

.sample-chat-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: rgba(15, 23, 42, 0.45);
}

.sample-chat-overlay.is-open {
  display: flex;
}

.sample-chat-panel {
  position: relative;
  width: min(100%, 420px);
  height: min(88vh, 720px);
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 24px 48px rgba(15, 23, 42, 0.2);
}

.sample-chat-panel iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

.sample-chat-close {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 2;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  color: #333;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

@media (min-width: 481px) {
  .partcptn-page {
    min-height: 100vh;
    border-left: 1px solid rgba(0, 0, 0, 0.06);
    border-right: 1px solid rgba(0, 0, 0, 0.06);
  }
}