@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/static/pretendard.min.css');

/* ═══════════════════════════════════════════════════════════
   2103 AG 변환기 — Aurora 킷 "변형" 리디자인
   · 색: ocean (시안→틸, 변환=흐름)   · 가로형 카테고리 카드 + 변환 예시 칩
   · 홈 라이브 변환 위젯              · 모서리/그림자/타이포 조정
   DesignKit 변형 원칙: Aurora를 참고하되 그대로 쓰지 않고 2103 고유로 변형.
═══════════════════════════════════════ */
:root {
  /* ocean 팔레트 */
  --primary:#0EA5E9; --primary-dark:#0284C7; --accent:#06B6D4;
  --primary-soft:#ECFEFF; --primary-alpha:rgba(14,165,233,.14);
  --primary-tint:rgba(6,182,212,.07); --primary-glow:rgba(14,165,233,.28);
  --grad:linear-gradient(120deg,#0EA5E9 0%,#06B6D4 100%);

  --bg:#FFFFFF; --surface:#FFFFFF; --surface-2:#F4FAFC;
  --border:#DCEAF0; --border-2:#C2D9E2; --border-soft:#EAF4F7;
  --text:#15323D; --text-strong:#0A2530; --text-2:#5B7884; --text-3:#90AAB5;

  --ok:#10B981; --ok-bg:rgba(16,185,129,.10); --ok-border:rgba(16,185,129,.32);
  --err:#EF4444; --err-bg:rgba(239,68,68,.08); --err-border:rgba(239,68,68,.30);

  /* legacy compat (client_info / user_agent) */
  --bg-card:var(--surface); --glass-border:var(--border);
  --glass-shadow:0 10px 30px rgba(10,37,48,.07);
  --accent-primary:var(--primary); --accent-gradient:var(--grad);
  --text-primary:var(--text); --text-secondary:var(--text-2); --text-muted:var(--text-3);
  --radius-md:12px; --radius-lg:16px;

  /* shape/motion — Aurora보다 약간 각지고 또렷하게 */
  --r-1:9px; --r-2:12px; --r-3:14px; --r-4:16px; --r-5:18px;
  --sh-1:0 1px 2px rgba(10,37,48,.05);
  --sh-2:0 6px 18px rgba(10,37,48,.07);
  --sh-3:0 14px 34px rgba(8,120,150,.10);
  --ease:cubic-bezier(.4,0,.2,1); --ease-out:cubic-bezier(.16,1,.3,1);
  --t1:160ms; --t2:300ms;
}

*, *::before, *::after { box-sizing:border-box; margin:0; padding:0; }
.stars, .star { display:none !important; }

body {
  font-family:'Pretendard',-apple-system,BlinkMacSystemFont,system-ui,Roboto,sans-serif;
  -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale;
  color:var(--text); min-height:100vh;
  display:flex; flex-direction:column; align-items:center;
  padding:0 20px 72px; overflow-x:hidden;
  background:
    radial-gradient(900px 460px at 50% -10%, rgba(6,182,212,.10), transparent 62%),
    radial-gradient(700px 380px at 90% 4%, rgba(14,165,233,.07), transparent 60%),
    var(--bg);
  background-attachment:fixed;
}

/* ─── HEADER (glass, sticky) ─── */
.site-header {
  position:sticky; top:0; z-index:50; width:100vw; margin-bottom:8px;
  border-bottom:1px solid rgba(220,234,240,.8);
  background:rgba(255,255,255,.7); backdrop-filter:blur(16px); -webkit-backdrop-filter:blur(16px);
}
.site-header__inner { max-width:1000px; margin:0 auto; height:60px; padding:0 20px;
  display:flex; align-items:center; justify-content:space-between; }
.site-header__logo { display:inline-flex; align-items:center; gap:9px; text-decoration:none;
  color:var(--text-strong); font-weight:800; }
.site-header__logo .logo-badge { width:32px; height:32px; display:inline-flex; align-items:center;
  justify-content:center; border-radius:10px; background:var(--grad); color:#fff;
  box-shadow:0 4px 12px var(--primary-glow); }
.site-header__logo .logo-badge svg { width:18px; height:18px; }
.site-header__logo .accent { color:var(--primary); }
.site-header__logo .logo-text { display:inline-flex; flex-direction:column; line-height:1.12; gap:1px; }
.site-header__logo .logo-main { font-size:1.1rem; font-weight:800; letter-spacing:-.03em; color:var(--text-strong); }
.site-header__logo .logo-sub { font-size:.6rem; font-weight:800; letter-spacing:.18em; color:var(--text-3); }
.site-header__nav { display:flex; align-items:center; gap:22px; }
.site-header__nav a { font-size:.86rem; font-weight:600; color:var(--text-2); text-decoration:none;
  transition:color var(--t1) var(--ease); }
.site-header__nav a:hover { color:var(--primary); }
@media (max-width:560px){ .site-header__nav { display:none; } }

/* ─── HERO (컴팩트 중앙 + 라이브 위젯) ─── */
.hero { width:100%; max-width:680px; margin:40px 0 6px; text-align:center; }
.hero-badge { display:inline-flex; align-items:center; gap:7px; font-size:.78rem; font-weight:700;
  color:var(--primary-dark); background:var(--primary-soft); border:1px solid var(--primary-alpha);
  padding:6px 14px; border-radius:99px; margin-bottom:20px; }
.hero-badge svg { width:14px; height:14px; }
.hero h1 { font-size:clamp(2rem,5.6vw,3rem); font-weight:800; color:var(--text-strong);
  letter-spacing:-.045em; line-height:1.18; margin-bottom:16px; }
.hero h1 .grad { background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; }
.hero p { font-size:1rem; color:var(--text-2); line-height:1.7; max-width:480px; margin:0 auto; word-break:keep-all; }

/* 홈 라이브 위젯 래퍼 */
.live { width:100%; max-width:600px; margin:26px 0 4px; }
.live__label { display:flex; align-items:center; justify-content:center; gap:8px; font-size:.8rem;
  font-weight:700; color:var(--text-3); margin-bottom:14px; }
.live__label svg { width:15px; height:15px; color:var(--primary); }

/* ─── SECTION LABEL ─── */
.section-label { width:100%; max-width:1000px; display:flex; align-items:center; gap:16px; margin:44px 0 20px; }
.section-label::before, .section-label::after { content:''; flex:1; height:1px; background:var(--border); }
.section-label span { font-size:.9rem; font-weight:800; color:var(--text-2); letter-spacing:-.01em; }

/* ─── FEATURE GRID (가로형 카드 + 예시 칩) ─── */
.feature-grid { width:100%; max-width:1000px; display:grid; grid-template-columns:1fr; gap:14px; }
@media (min-width:640px){ .feature-grid { grid-template-columns:repeat(2,1fr); } }

.feature-card {
  position:relative; display:flex; align-items:center; gap:18px;
  background:var(--surface); border:1.5px solid var(--border-soft); border-radius:var(--r-5);
  padding:20px 22px; text-decoration:none; box-shadow:var(--sh-2);
  transition:transform var(--t2) var(--ease-out), box-shadow var(--t2) var(--ease-out), border-color var(--t1) var(--ease);
}
.feature-card:hover { transform:translateY(-3px); border-color:var(--primary-alpha);
  box-shadow:0 16px 34px rgba(8,120,150,.16); }
.feature-icon { flex:0 0 auto; width:54px; height:54px; display:inline-flex; align-items:center;
  justify-content:center; border-radius:15px; }
.feature-icon svg { width:26px; height:26px; }
.ic-blue{background:#ECFEFF;color:#0891B2;} .ic-emerald{background:#ECFDF5;color:#059669;}
.ic-amber{background:#FFFBEB;color:#D97706;} .ic-violet{background:#F5F3FF;color:#7C3AED;}
.ic-rose{background:#FFF1F2;color:#E11D48;} .ic-indigo{background:#EEF2FF;color:#4F46E5;}
.ic-sky{background:#F0F9FF;color:#0284C7;} .ic-teal{background:#F0FDFA;color:#0D9488;}
.feature-body { flex:1; min-width:0; display:flex; flex-direction:column; align-items:flex-start; }
.feature-title { font-size:1.08rem; font-weight:800; color:var(--text-strong); letter-spacing:-.02em;
  margin-bottom:3px; transition:color var(--t1) var(--ease); }
.feature-card:hover .feature-title { color:var(--primary); }
.feature-desc { font-size:.82rem; color:var(--text-3); line-height:1.5; word-break:keep-all; }
.feature-eg { display:inline-flex; align-items:center; gap:6px; margin-top:9px; font-size:.74rem;
  font-weight:700; color:var(--primary-dark); background:var(--primary-soft); padding:4px 10px;
  border-radius:99px; font-variant-numeric:tabular-nums; }
.feature-eg svg { width:12px; height:12px; }
.feature-arrow { flex:0 0 auto; color:var(--text-3); transition:transform var(--t1) var(--ease), color var(--t1); }
.feature-arrow svg { width:20px; height:20px; }
.feature-card:hover .feature-arrow { color:var(--primary); transform:translateX(3px); }

/* ─── TRUST BAR ─── */
.trust-bar { width:100%; max-width:1000px; margin-top:44px; padding-top:28px;
  border-top:1px solid var(--border-soft); display:flex; flex-wrap:wrap; justify-content:center; gap:16px 36px; }
.trust-item { display:inline-flex; align-items:center; gap:8px; font-size:.84rem; font-weight:600; color:var(--text-3); }
.trust-item svg { width:16px; height:16px; color:var(--primary); }

/* ─── TITLE BAR (내부 페이지) ─── */
.title-bar { width:100%; max-width:600px; display:flex; align-items:center; justify-content:space-between; padding:24px 0 4px; }
.title-bar__home { display:inline-flex; align-items:center; gap:5px; text-decoration:none; color:var(--text-2);
  font-size:.86rem; font-weight:600; transition:color var(--t1) var(--ease); }
.title-bar__home:hover { color:var(--primary); }
.title-bar__cat { font-size:.66rem; font-weight:800; letter-spacing:.08em; text-transform:uppercase;
  color:var(--primary-dark); background:var(--primary-soft); border:1px solid var(--primary-alpha);
  padding:5px 12px; border-radius:99px; }

/* ─── PAGE CONTAINER ─── */
.page-container { width:100%; max-width:600px; display:flex; flex-direction:column; }
.page-header { text-align:center; margin:14px 0 22px; }
.page-title { font-size:1.55rem; font-weight:800; color:var(--text-strong); letter-spacing:-.035em; margin-bottom:7px; }
.page-sub { font-size:.9rem; color:var(--text-2); }

/* ─── CONVERTER ─── */
.conv-card { background:var(--surface); border:1.5px solid var(--border-soft); border-radius:var(--r-5);
  padding:22px; box-shadow:var(--sh-2); display:flex; flex-direction:column; gap:10px; margin-bottom:16px; }
.conv-row { display:grid; grid-template-columns:1fr 152px; gap:10px; }
.conv-input { width:100%; padding:16px 18px; font-family:inherit; font-size:1.3rem; font-weight:800; text-align:right;
  background:var(--surface-2); border:1.5px solid var(--border); border-radius:var(--r-2); color:var(--text-strong);
  outline:none; font-variant-numeric:tabular-nums; transition:all var(--t1) var(--ease); -moz-appearance:textfield; }
.conv-input::-webkit-outer-spin-button, .conv-input::-webkit-inner-spin-button { -webkit-appearance:none; margin:0; }
.conv-input:focus { border-color:var(--primary); background:#fff; box-shadow:0 0 0 4px var(--primary-alpha); }
.conv-input--out { background:var(--primary-soft); border-color:var(--primary-alpha); color:var(--primary-dark); }
.conv-sel-wrap { position:relative; }
.conv-sel-wrap::after { content:'▾'; position:absolute; right:14px; top:50%; transform:translateY(-50%);
  color:var(--text-3); font-size:.8rem; pointer-events:none; }
.conv-select { width:100%; height:100%; padding:0 32px 0 14px; font-family:inherit; font-size:.92rem; font-weight:700;
  color:var(--text-strong); background:var(--surface-2); border:1.5px solid var(--border); border-radius:var(--r-2);
  outline:none; cursor:pointer; appearance:none; -webkit-appearance:none; transition:all var(--t1) var(--ease); }
.conv-select:focus { border-color:var(--primary); box-shadow:0 0 0 4px var(--primary-alpha); }
/* swap 버튼 — ocean 그라데, 회전 강조 */
.conv-swap { align-self:center; width:44px; height:44px; display:inline-flex; align-items:center; justify-content:center;
  border-radius:14px; background:var(--grad); color:#fff; border:3px solid var(--surface);
  box-shadow:0 6px 16px var(--primary-glow); cursor:pointer; margin:-6px 0; transition:transform var(--t2) var(--ease-out); }
.conv-swap:hover { transform:rotate(180deg) scale(1.05); }
.conv-swap svg { width:18px; height:18px; }

.conv-eq { text-align:center; font-size:1.05rem; color:var(--text-2); padding:16px; background:var(--surface-2);
  border:1px solid var(--border-soft); border-radius:var(--r-3); margin-bottom:18px; word-break:break-all;
  font-variant-numeric:tabular-nums; }
.conv-eq b { color:var(--text-strong); font-weight:800; }
.conv-eq b.hl { background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; }

.conv-table-wrap { background:var(--surface); border:1.5px solid var(--border-soft); border-radius:var(--r-5);
  padding:8px 22px 14px; box-shadow:var(--sh-2); margin-bottom:16px; }
.conv-table-title { font-size:.76rem; font-weight:800; color:var(--text-3); text-transform:uppercase;
  letter-spacing:.08em; padding:14px 2px 6px; }
.conv-table { width:100%; border-collapse:collapse; }
.conv-table td { padding:12px 2px; border-bottom:1px solid var(--border-soft); font-size:.92rem; }
.conv-table tr:last-child td { border-bottom:none; }
.conv-table .cu { color:var(--text-2); }
.conv-table .cu .cs { color:var(--text-3); font-size:.8rem; margin-left:4px; }
.conv-table .cv { text-align:right; color:var(--text-strong); font-weight:800; font-variant-numeric:tabular-nums; }
.conv-table tr.active td { background:var(--primary-tint); }
.conv-table tr.active .cv { color:var(--primary); }

/* ─── RESULT (calc-result 호환) ─── */
.calc-result { position:relative; background:var(--surface); border:1.5px solid var(--primary-alpha);
  border-radius:var(--r-5); padding:28px 24px; margin-bottom:16px; box-shadow:0 14px 34px rgba(8,120,150,.10); overflow:hidden; }
.calc-result::before { content:''; position:absolute; inset:0 0 auto 0; height:4px; background:var(--grad); }
.result-label { font-size:.74rem; font-weight:800; color:var(--text-3); text-transform:uppercase;
  letter-spacing:.1em; text-align:center; margin-bottom:10px; }
.result-main { font-size:clamp(2rem,7vw,2.6rem); font-weight:800; letter-spacing:-.04em; text-align:center;
  background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; line-height:1.15; word-break:keep-all; }
.result-main .unit { -webkit-text-fill-color:var(--text-2); color:var(--text-2); font-size:1.1rem; font-weight:700; margin-left:5px; }
.result-sub { text-align:center; font-size:.85rem; color:var(--text-3); margin-top:8px; }
.result-rows { margin-top:22px; border-top:1px solid var(--border-soft); }
.result-row { display:flex; justify-content:space-between; align-items:center; padding:13px 2px;
  border-bottom:1px solid var(--border-soft); font-size:.9rem; }
.result-row .rk { color:var(--text-2); }
.result-row .rv { color:var(--text-strong); font-weight:700; font-variant-numeric:tabular-nums; }
.result-row.total { padding-top:16px; border-bottom:none; }
.result-row.total .rk { font-weight:800; color:var(--text-strong); }
.result-row.total .rv { font-weight:800; font-size:1.08rem; color:var(--primary); }

/* ─── NOTE ─── */
.calc-note { font-size:.8rem; color:var(--text-3); line-height:1.7; background:var(--surface-2);
  border:1px solid var(--border-soft); border-radius:var(--r-3); padding:16px 18px; margin-bottom:16px; word-break:keep-all; }
.calc-note b { color:var(--text-2); font-weight:700; }

/* about/contact 보조 */
.trust-bar.compact { margin-top:8px; border-top:none; }

/* ─── AD (728/320 혼합 → 세로 스택 가운데 정렬, 룰 4-1: radius/overflow 금지) ─── */
.ad-grid { display:flex; flex-direction:column; align-items:center; gap:12px; margin-top:34px; }
.ad-cell { min-height:50px; max-width:100%; }

/* ─── FOOTER ─── */
.site-footer { width:100%; max-width:1000px; margin-top:36px; padding:24px 16px; border-top:1px solid var(--border-soft); text-align:center; }
.site-footer a { color:var(--text-3); font-size:.82rem; text-decoration:none; transition:color var(--t1) var(--ease); }
.site-footer a:hover { color:var(--primary); }
.footer-divider { color:var(--border-2); margin:0 10px; }

/* ─── ANIMATIONS ─── */
.animate-fade-in { animation:fadeIn .6s var(--ease-out) both; }
.animate-slide-up { animation:slideUp .6s var(--ease-out) both; }
@keyframes fadeIn { from{opacity:0;} to{opacity:1;} }
@keyframes slideUp { from{opacity:0; transform:translateY(18px);} to{opacity:1; transform:translateY(0);} }

/* ─── RESPONSIVE ─── */
@media (max-width:480px){
  body { padding:0 14px 64px; }
  .hero { margin-top:30px; }
  .conv-card { padding:18px; }
  .conv-row { grid-template-columns:1fr 120px; }
  .conv-input { font-size:1.1rem; }
  .feature-card { padding:18px; gap:14px; }
  .feature-icon { width:48px; height:48px; }
}