/* V2 AI 추천 (/v2/ai/) — 신규 클래스는 전부 v2-ai-* 접두 (기존 CSS 충돌 방지)
   상품 카드(.v2live-card)는 기존 shop-final.css 를 그대로 상속 재사용. */

.v2-ai-main{--ai-pad:16px;background:#f5f5f7;min-height:70vh;padding-bottom:96px;overflow-x:hidden}
.v2-ai-wrap{max-width:1180px;margin:0 auto;padding:14px var(--ai-pad) 0}
.v2-ai-main *{box-sizing:border-box}

/* ---------- Hero ---------- */
.v2-ai-hero{position:relative;background:linear-gradient(135deg,#14142b 0%,#2b2b5c 55%,#3d3a7a 100%);
  color:#fff;border-radius:20px;padding:22px 20px;overflow:hidden}
.v2-ai-hero::after{content:'';position:absolute;right:-40px;top:-40px;width:180px;height:180px;
  background:radial-gradient(circle,rgba(255,255,255,.16),transparent 70%);pointer-events:none}
.v2-ai-hero-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.v2-ai-hero-title{margin:0;font-size:22px;font-weight:900;letter-spacing:-.02em;display:flex;align-items:center;gap:8px}
.v2-ai-emoji{font-size:22px}
.v2-ai-hero-lead{margin:12px 0 0;font-size:14.5px;line-height:1.6;color:rgba(255,255,255,.92);font-weight:600}
.v2-ai-hero-sub{margin:10px 0 0;font-size:12.5px;line-height:1.6;color:rgba(255,255,255,.72)}
.v2-ai-chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}
.v2-ai-chips span{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);
  color:#fff;font-size:12px;font-weight:700;padding:6px 11px;border-radius:999px;white-space:nowrap}

/* 신뢰도 배지 */
.v2-ai-badge{flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.28);border-radius:999px;padding:7px 12px;font-size:12px;white-space:nowrap}
.v2-ai-badge b{font-weight:800;color:#fff}
.v2-ai-stars{color:#ffd66b;letter-spacing:1px;font-size:12px}
.v2-ai-badge.is-learning{background:rgba(255,255,255,.1)}

/* ---------- 안내 패널(비회원 / 데이터부족) ---------- */
.v2-ai-panel{background:#fff;border:1px solid #e8e8ee;border-radius:20px;padding:34px 22px;margin-top:14px;text-align:center}
.v2-ai-panel-ico{font-size:42px;line-height:1;margin-bottom:14px}
.v2-ai-panel-title{margin:0 0 12px;font-size:18px;font-weight:900;line-height:1.5;color:#111}
.v2-ai-panel-lead{margin:0;font-size:14px;line-height:1.7;color:#4a4d55}
.v2-ai-panel-sub{margin:16px 0 0;font-size:12.5px;line-height:1.75;color:#71757e}
.v2-ai-panel-sub b{color:#2b2b5c;font-weight:800}

.v2-ai-needs{list-style:none;margin:18px auto 0;padding:0;max-width:420px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.v2-ai-needs li{background:#f6f6f9;border:1px solid #ececf2;border-radius:12px;padding:11px 6px}
.v2-ai-needs b{display:block;font-size:11.5px;font-weight:700;color:#71757e}
.v2-ai-needs span{display:block;margin-top:5px;font-size:17px;font-weight:900;color:#2b2b5c}

.v2-ai-actions{display:flex;gap:9px;justify-content:center;flex-wrap:wrap;margin-top:22px}
.v2-ai-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;
  border-radius:14px;border:1px solid #dcdce2;background:#fff;color:#111;font-size:14.5px;font-weight:800;
  text-decoration:none;cursor:pointer}
.v2-ai-btn.primary{background:#111;border-color:#111;color:#fff}
.v2-ai-btn:hover{border-color:#b9b9c2}
.v2-ai-btn.primary:hover{background:#000}

/* ---------- 안내 문구 ---------- */
.v2-ai-note{margin:16px 2px 0;font-size:12.5px;line-height:1.7;color:#71757e}

/* ---------- Sticky 탭 ---------- */
.v2-ai-tabs{position:sticky;top:0;z-index:15;display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;
  background:rgba(245,245,247,.96);backdrop-filter:blur(8px);
  margin:12px calc(var(--ai-pad) * -1) 0;padding:11px var(--ai-pad);border-bottom:1px solid #e8e8ee}
.v2-ai-tabs::-webkit-scrollbar{display:none}
.v2-ai-tab{flex:0 0 auto;min-height:38px;padding:0 15px;border:1px solid #dcdce2;border-radius:999px;
  background:#fff;color:#3a3d44;font-size:13.5px;font-weight:800;cursor:pointer;white-space:nowrap;
  transition:background .15s ease,color .15s ease,border-color .15s ease}
.v2-ai-tab.on{background:#111;border-color:#111;color:#fff}
.v2-ai-tab:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(17,17,17,.18)}

/* ---------- 섹션/그리드 ---------- */
.v2-ai-feed{padding-top:6px}
.v2-ai-loading,.v2-ai-empty{padding:36px 12px;text-align:center;color:#9a9a9a;font-size:13.5px}
.v2-ai-sec{margin-top:26px}
.v2-ai-sec-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:12px}
.v2-ai-sec-head h2{margin:0;font-size:16px;font-weight:900;color:#111;letter-spacing:-.01em}
.v2-ai-sec-count{font-size:11.5px;color:#9a9a9a;font-weight:700;white-space:nowrap}

/* 모바일 2열 → 태블릿 3열 → PC 5열 (카드 자체는 기존 디자인 상속) */
.v2-ai-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:11px}
.v2-ai-cell{position:relative;min-width:0}
.v2-ai-cell .v2live-card{width:100%;max-width:none;margin:0}

.v2-ai-more{margin-top:14px;text-align:center}
.v2-ai-more-btn{min-height:46px;padding:0 20px;border:1px solid #dcdce2;border-radius:12px;background:#fff;
  color:#333;font-size:13.5px;font-weight:800;cursor:pointer}
.v2-ai-sentinel{height:1px}

/* 스켈레톤 */
.v2-ai-skel{display:grid;grid-template-columns:repeat(2,1fr);gap:11px}
.v2-ai-skel i{display:block;border-radius:14px;background:#ececf0;aspect-ratio:1/1;
  background-image:linear-gradient(90deg,#ececf0 0,#f6f6f8 40%,#ececf0 80%);background-size:200% 100%;
  animation:v2AiShim 1.2s ease-in-out infinite}
@keyframes v2AiShim{0%{background-position:200% 0}100%{background-position:-200% 0}}
@media (prefers-reduced-motion:reduce){.v2-ai-skel i{animation:none}}

/* ---------- 태블릿 ---------- */
@media (min-width:768px){
  .v2-ai-main{--ai-pad:22px}
  .v2-ai-hero{padding:28px 26px;border-radius:24px}
  .v2-ai-hero-title{font-size:26px}
  .v2-ai-hero-lead{font-size:15.5px}
  .v2-ai-grid,.v2-ai-skel{grid-template-columns:repeat(3,1fr);gap:14px}
  .v2-ai-sec-head h2{font-size:17px}
  .v2-ai-panel{padding:44px 30px}
}
/* ---------- PC ---------- */
@media (min-width:1024px){
  .v2-ai-main{--ai-pad:28px}
  .v2-ai-wrap{padding-top:20px}
  .v2-ai-hero{padding:34px 32px}
  .v2-ai-hero-title{font-size:30px}
  .v2-ai-grid,.v2-ai-skel{grid-template-columns:repeat(4,1fr);gap:16px}
  .v2-ai-sec{margin-top:34px}
}
@media (min-width:1280px){
  .v2-ai-grid,.v2-ai-skel{grid-template-columns:repeat(5,1fr)}
}