/* ============================================================
   범놀이터 AIOS — 무료 줌 강의 후기 페이지
   Clean Trust 디자인 시스템 기반 · review.css v1.0
   ============================================================ */

:root{
  --navy:#1b3a5c;
  --navy-2:#2d5a8a;
  --navy-soft:#eef4fb;
  --ink:#191f28;
  --ink-2:#4e5968;
  --muted:#8b95a1;
  --line:#e5e8eb;
  --line-soft:#eef1f4;
  --bg:#f8f9fa;
  --green:#1f9d63;
  --green-soft:#e8f7ef;
  --amber:#d99a1f;
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 1px 3px rgba(27,58,92,.06), 0 14px 40px rgba(27,58,92,.08);
  --font:'Pretendard Variable',Pretendard,-apple-system,BlinkMacSystemFont,'Noto Sans KR',sans-serif;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--ink-2);
  line-height:1.7;
  word-break:keep-all;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}

/* ---------- 상단 미니 헤더 ---------- */
.rv-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.9);backdrop-filter:saturate(180%) blur(8px);
  border-bottom:1px solid var(--line);
}
.rv-header-inner{
  max-width:760px;margin:0 auto;padding:14px 24px;
  display:flex;align-items:center;justify-content:space-between;
}
.rv-logo{font-size:18px;font-weight:800;color:var(--navy);}
.rv-logo span{color:var(--navy-2);}
.rv-home-link{
  display:inline-flex;align-items:center;gap:7px;
  font-size:14px;font-weight:600;color:var(--ink-2);
  padding:8px 14px;border:1px solid var(--line);border-radius:9px;
  transition:.18s;
}
.rv-home-link:hover{border-color:#cfe0f1;color:var(--navy);background:var(--navy-soft);}

/* ---------- 본문 컨테이너 ---------- */
.rv-wrap{max-width:760px;margin:0 auto;padding:36px 24px 80px;}

/* ---------- Hero ---------- */
.rv-hero{
  background:linear-gradient(160deg,#1b3a5c 0%,#27537f 100%);
  color:#fff;border-radius:var(--radius);
  padding:42px 38px;margin-bottom:30px;
  box-shadow:var(--shadow);
}
.rv-kicker{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;font-weight:700;letter-spacing:.02em;
  color:#bfe0ff;background:rgba(255,255,255,.1);
  padding:6px 13px;border-radius:20px;margin-bottom:16px;
}
.rv-hero h1{font-size:27px;font-weight:800;line-height:1.4;color:#fff;letter-spacing:-.01em;}
.rv-hero h1 b{color:#ffd66b;}
.rv-hero p{margin-top:14px;font-size:15.5px;color:#e7eff7;line-height:1.65;}
.rv-hero-meta{
  margin-top:20px;display:flex;flex-wrap:wrap;gap:10px;
}
.rv-hero-meta span{
  font-size:12.5px;font-weight:600;color:#d6e6f5;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  padding:6px 12px;border-radius:8px;display:inline-flex;align-items:center;gap:6px;
}

/* ---------- 진행 바 ---------- */
.rv-progress{
  position:sticky;top:57px;z-index:40;
  height:4px;background:var(--line);border-radius:4px;overflow:hidden;
  margin-bottom:24px;
}
.rv-progress-bar{height:100%;width:0;background:linear-gradient(90deg,var(--navy),var(--navy-2));transition:width .4s ease;}

/* ---------- 폼 카드 ---------- */
.rv-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 30px;margin-bottom:18px;box-shadow:0 1px 3px rgba(27,58,92,.04);
}
.rv-q{margin-bottom:26px;}
.rv-q:last-child{margin-bottom:0;}
.rv-q-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:24px;height:24px;border-radius:7px;
  background:var(--navy-soft);color:var(--navy);
  font-size:12.5px;font-weight:800;margin-right:9px;
}
.rv-label{
  display:flex;align-items:flex-start;
  font-size:16.5px;font-weight:700;color:var(--ink);margin-bottom:5px;line-height:1.5;
}
.rv-label .req{color:#d0392b;margin-left:5px;font-size:14px;}
.rv-help{font-size:13.5px;color:var(--muted);margin:0 0 13px 33px;line-height:1.5;}

/* 입력 요소 */
.rv-input,.rv-textarea,.rv-select{
  width:100%;font-family:var(--font);font-size:15px;color:var(--ink);
  background:#fff;border:1.5px solid var(--line);border-radius:11px;
  padding:13px 15px;transition:.16s;
}
.rv-input:focus,.rv-textarea:focus,.rv-select:focus{
  outline:none;border-color:var(--navy-2);box-shadow:0 0 0 4px rgba(45,90,138,.1);
}
.rv-textarea{resize:vertical;min-height:96px;line-height:1.6;}
.rv-input::placeholder,.rv-textarea::placeholder{color:#b6bfc9;}

/* 별점 */
.rv-stars{display:flex;gap:6px;font-size:34px;color:var(--line);}
.rv-stars .star{cursor:pointer;transition:transform .12s,color .12s;line-height:1;}
.rv-stars .star:hover{transform:scale(1.12);}
.rv-stars .star.on{color:#ffc233;}
.rv-stars-label{margin-left:10px;font-size:14px;font-weight:700;color:var(--navy);align-self:center;}

/* NPS 점수 버튼 */
.rv-nps{display:flex;flex-wrap:wrap;gap:7px;}
.rv-nps button{
  width:42px;height:42px;border:1.5px solid var(--line);border-radius:10px;
  background:#fff;font-family:var(--font);font-size:15px;font-weight:700;color:var(--ink-2);
  cursor:pointer;transition:.14s;
}
.rv-nps button:hover{border-color:var(--navy-2);color:var(--navy);}
.rv-nps button.on{background:var(--navy);border-color:var(--navy);color:#fff;}
.rv-nps-scale{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-top:9px;}

/* 체크 / 선택 카드형 */
.rv-check{
  display:flex;align-items:flex-start;gap:12px;cursor:pointer;
  border:1.5px solid var(--line);border-radius:12px;padding:15px 16px;transition:.16s;
}
.rv-check:hover{border-color:#cfe0f1;background:var(--navy-soft);}
.rv-check input{margin-top:3px;width:18px;height:18px;accent-color:var(--navy);cursor:pointer;flex-shrink:0;}
.rv-check-text{font-size:15px;color:var(--ink);font-weight:600;}
.rv-check-text small{display:block;font-size:13px;font-weight:500;color:var(--muted);margin-top:2px;}
.rv-check + .rv-check{margin-top:10px;}

/* 섹션 제목 */
.rv-section-title{
  font-size:13px;font-weight:800;color:var(--navy-2);letter-spacing:.04em;
  text-transform:uppercase;margin-bottom:14px;display:flex;align-items:center;gap:9px;
}
.rv-section-title::after{content:"";flex:1;height:1px;background:var(--line-soft);}

/* 제출 버튼 */
.rv-submit{
  width:100%;font-family:var(--font);font-size:17px;font-weight:800;color:#fff;
  background:var(--navy);border:none;border-radius:14px;padding:18px;
  cursor:pointer;transition:.18s;margin-top:6px;
  display:flex;align-items:center;justify-content:center;gap:10px;
}
.rv-submit:hover{background:#16314d;transform:translateY(-1px);box-shadow:0 10px 26px rgba(27,58,92,.28);}
.rv-submit:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none;}
.rv-submit-note{text-align:center;font-size:13px;color:var(--muted);margin-top:14px;}

/* 에러 표시 */
.rv-q.error .rv-input,
.rv-q.error .rv-textarea{border-color:#d0392b;}
.rv-err-msg{display:none;font-size:13px;color:#d0392b;margin-top:7px;font-weight:600;}
.rv-q.error .rv-err-msg{display:block;}

/* ---------- 완료 화면 ---------- */
.rv-done{
  display:none;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:56px 40px;text-align:center;box-shadow:var(--shadow);
}
.rv-done.show{display:block;animation:rvFade .5s ease;}
@keyframes rvFade{from{opacity:0;transform:translateY(12px);}to{opacity:1;transform:none;}}
.rv-done-ic{
  width:78px;height:78px;margin:0 auto 22px;border-radius:50%;
  background:var(--green-soft);color:var(--green);
  display:grid;place-items:center;font-size:38px;
}
.rv-done h2{font-size:25px;font-weight:800;color:var(--ink);margin-bottom:12px;}
.rv-done p{font-size:16px;color:var(--ink-2);line-height:1.7;max-width:440px;margin:0 auto;}
.rv-done-actions{margin-top:32px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;}
.rv-btn{
  display:inline-flex;align-items:center;gap:9px;
  font-size:15px;font-weight:700;padding:14px 26px;border-radius:12px;
  border:1.5px solid var(--line);background:#fff;color:var(--ink-2);
  cursor:pointer;transition:.18s;
}
.rv-btn:hover{border-color:#cfe0f1;background:var(--navy-soft);color:var(--navy);}
.rv-btn-primary{background:var(--navy);border-color:var(--navy);color:#fff;}
.rv-btn-primary:hover{background:#16314d;color:#fff;border-color:#16314d;}

/* ---------- 푸터 ---------- */
.rv-footer{
  text-align:center;font-size:13px;color:var(--muted);
  padding:26px 24px;line-height:1.7;
}
.rv-footer a{color:var(--navy);font-weight:600;}

/* ---------- 토스트 ---------- */
.rv-toast{
  position:fixed;bottom:26px;left:50%;transform:translateX(-50%) translateY(20px);
  background:var(--navy);color:#fff;padding:13px 22px;border-radius:11px;
  font-size:14px;font-weight:600;box-shadow:0 10px 30px rgba(0,0,0,.2);
  opacity:0;pointer-events:none;transition:.25s;z-index:200;
  display:flex;align-items:center;gap:9px;
}
.rv-toast.show{opacity:1;transform:translateX(-50%) translateY(0);}
.rv-toast.err{background:#c0392b;}

/* ---------- 반응형 ---------- */
@media (max-width:600px){
  .rv-wrap{padding:24px 16px 60px;}
  .rv-hero{padding:32px 24px;}
  .rv-hero h1{font-size:23px;}
  .rv-card{padding:24px 20px;}
  .rv-stars{font-size:30px;}
  .rv-nps button{width:38px;height:38px;font-size:14px;}
  .rv-done{padding:44px 24px;}
  .rv-done-actions{flex-direction:column;}
  .rv-btn{justify-content:center;}
}