/**
 * ONWEB PWA 앱 - 스타일시트
 * 배너 + 설치 안내 페이지
 * @version 1.0.0
 */

/* ============================================================
   CSS 변수
   ============================================================ */
:root {
  --owp-primary:      #6366f1;
  --owp-primary-dark: #4f46e5;
  --owp-text:         #1e1b4b;
  --owp-text-sub:     #6b7280;
  --owp-bg:           #ffffff;
  --owp-bg-card:      #f9f9fb;
  --owp-border:       #e5e7eb;
  --owp-radius:       16px;
  --owp-shadow:       0 8px 32px rgba(99,102,241,.18), 0 2px 8px rgba(0,0,0,.08);
  --owp-z:            9999;
  --owp-font:         -apple-system, BlinkMacSystemFont, 'Pretendard', 'Noto Sans KR', sans-serif;
}

/* ============================================================
   공통 리셋
   ============================================================ */
.owp-banner *,
.owp-install-page * {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ============================================================
   미니 배너 (우측 하단 팝업)
   ============================================================ */
.owp-banner {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 340px;
  max-width: calc(100vw - 32px);
  background: var(--owp-bg);
  border-radius: var(--owp-radius);
  box-shadow: var(--owp-shadow);
  border: 1px solid rgba(99,102,241,.15);
  z-index: var(--owp-z);
  font-family: var(--owp-font);
  overflow: hidden;
  transition: transform .35s cubic-bezier(.34,1.56,.64,1),
              opacity  .35s ease;
}

/* 배너 상단 보라색 라인 */
.owp-banner::before {
  content: '';
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--owp-primary), #a78bfa);
}

.owp-hidden { display: none !important; }

.owp-banner.owp-show {
  animation: owp-slide-up .4s cubic-bezier(.34,1.56,.64,1) forwards;
}

@keyframes owp-slide-up {
  from { opacity: 0; transform: translateY(20px) scale(.95); }
  to   { opacity: 1; transform: translateY(0)    scale(1);   }
}

/* 내부 패딩 */
.owp-banner__inner {
  padding: 16px 16px 14px;
  position: relative;
}

/* 닫기 버튼 */
.owp-banner__close {
  position: absolute;
  top: 10px;
  right: 12px;
  background: none;
  border: none;
  font-size: 18px;
  color: var(--owp-text-sub);
  cursor: pointer;
  line-height: 1;
  padding: 2px 4px;
  border-radius: 4px;
  transition: background .15s;
}
.owp-banner__close:hover { background: #f3f4f6; color: var(--owp-text); }

/* 앱 정보 행 */
.owp-banner__app {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  padding-right: 24px;
}

.owp-banner__icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0,0,0,.12);
}

.owp-banner__title {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--owp-text);
  margin-bottom: 3px;
}

.owp-banner__desc {
  font-size: 12px;
  color: var(--owp-text-sub);
  line-height: 1.4;
}

/* 버튼 행 */
.owp-banner__actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.owp-banner__btn {
  border: none;
  cursor: pointer;
  font-family: var(--owp-font);
  font-size: 14px;
  font-weight: 600;
  border-radius: 10px;
  transition: all .18s ease;
}

.owp-banner__btn--install {
  flex: 1;
  padding: 11px 0;
  background: linear-gradient(135deg, var(--owp-primary), #818cf8);
  color: #fff;
  box-shadow: 0 3px 12px rgba(99,102,241,.35);
}
.owp-banner__btn--install:hover {
  background: linear-gradient(135deg, var(--owp-primary-dark), var(--owp-primary));
  box-shadow: 0 5px 16px rgba(99,102,241,.45);
  transform: translateY(-1px);
}
.owp-banner__btn--install:active { transform: translateY(0); }

.owp-banner__btn--later {
  background: none;
  color: var(--owp-text-sub);
  padding: 11px 8px;
  font-size: 13px;
  font-weight: 500;
}
.owp-banner__btn--later:hover { color: var(--owp-text); }

/* ============================================================
   설치 안내 페이지
   ============================================================ */
.owp-install-page {
  min-height: 100vh;
  background: #13111e;
  color: #f0eeff;
  font-family: var(--owp-font);
  padding: 0 0 60px;
}

/* 헤더 */
.owp-install-page__hero {
  padding: 60px 24px 40px;
  text-align: center;
  background: radial-gradient(ellipse at 50% 0%, rgba(99,102,241,.25) 0%, transparent 70%);
}

.owp-install-page__hero h1 {
  font-size: clamp(26px, 6vw, 38px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.5px;
  margin-bottom: 0;
}

/* 카드 공통 */
.owp-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 18px;
  padding: 22px 20px;
  margin: 0 16px 16px;
  backdrop-filter: blur(8px);
}

.owp-card__label {
  font-size: 12px;
  color: rgba(255,255,255,.45);
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

/* 설치 버튼 카드 */
.owp-install-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 16px;
  border-radius: 12px;
  border: none;
  font-family: var(--owp-font);
  font-size: 17px;
  font-weight: 700;
  cursor: pointer;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: #fff;
  box-shadow: 0 4px 20px rgba(99,102,241,.4);
  transition: all .2s ease;
  text-decoration: none;
}
.owp-install-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(99,102,241,.5);
}
.owp-install-btn:active { transform: none; }
.owp-install-btn:disabled {
  opacity: .5;
  cursor: not-allowed;
  transform: none;
}

.owp-install-ready {
  margin-top: 10px;
  font-size: 13px;
  color: #86efac;
  text-align: center;
}

/* 장점 리스트 */
.owp-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.owp-features li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.owp-features__icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.owp-features__text strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 2px;
}

.owp-features__text span {
  font-size: 13px;
  color: rgba(255,255,255,.5);
}

/* OS 탭 */
.owp-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.owp-tab {
  flex: 1;
  min-width: 80px;
  padding: 9px 12px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,.15);
  background: transparent;
  color: rgba(255,255,255,.55);
  font-family: var(--owp-font);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all .18s;
  text-align: center;
}

.owp-tab.is-active,
.owp-tab:hover {
  background: var(--owp-primary);
  border-color: var(--owp-primary);
  color: #fff;
}

/* 탭 패널 */
.owp-tab-panel { display: none; }
.owp-tab-panel.is-active { display: block; }

/* 단계 안내 */
.owp-steps {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.owp-step {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  background: rgba(255,255,255,.05);
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.5;
}

.owp-step__num {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--owp-primary);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.owp-step strong { color: #c7d2fe; }

/* 반응형 */
@media (max-width: 400px) {
  .owp-banner { right: 12px; bottom: 12px; width: calc(100vw - 24px); }
}