/* ===========================================================
   번역가의 서재 — 공용 스타일
   컨셉: 번역의 이음새(seam) · 와인+크림+박 골드
   본문 Pretendard / 영어 원문만 세리프(EB Garamond)
   =========================================================== */

:root{
  --paper:#F3EDE2;     /* 따뜻한 크림 */
  --paper-2:#FBF7EF;   /* 카드 */
  --paper-3:#FFFFFF;   /* 강조 카드 */
  --ink:#221E1A;       /* 먹 */
  --ink-soft:#6B6258;  /* 보조 텍스트 */
  --ink-faint:#9A8F80;
  --wine:#6E2A36;      /* 브랜드 와인 */
  --wine-deep:#4A1C25;
  --wine-soft:#EFE3E1;
  --gold:#A9824C;      /* 박(箔) 골드 악센트 */
  --gold-soft:#D9C39B;
  --line:#E0D7C7;
  --line-soft:#EBE4D7;
  --machine:#8C8478;   /* 기계 번역 톤 */

  --maxw:1120px;
  --readw:760px;
  --radius:14px;
  --radius-sm:9px;
  --shadow:0 18px 50px -28px rgba(74,28,37,.45);
  --shadow-sm:0 6px 22px -14px rgba(74,28,37,.35);
  --ease:cubic-bezier(.2,.7,.2,1);
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}

body{
  font-family:"Pretendard Variable","Pretendard",system-ui,-apple-system,sans-serif;
  background:var(--paper);
  color:var(--ink);
  line-height:1.72;
  letter-spacing:-0.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

/* 영어 원서 인용 — 유일한 세리프 */
.en{
  font-family:"EB Garamond","Noto Serif KR",Georgia,serif;
  font-style:italic;
  letter-spacing:0;
}

a{color:var(--wine);text-decoration:none;}
img{display:block;max-width:100%;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px;}
.read{max-width:var(--readw);}

/* 포커스 가시성 */
a:focus-visible,button:focus-visible,
input:focus-visible,select:focus-visible,textarea:focus-visible,
.dropzone:focus-visible{
  outline:2px solid var(--wine);
  outline-offset:3px;
  border-radius:4px;
}

/* ---------- 박 골드 헤어라인(시그니처) ---------- */
.hair{
  display:inline-block;width:34px;height:1px;
  background:var(--gold);vertical-align:middle;
}
.eyebrow{
  display:flex;align-items:center;gap:12px;
  font-size:12px;font-weight:700;letter-spacing:.34em;
  text-transform:uppercase;color:var(--gold);
  margin-bottom:18px;
}
.eyebrow::before{
  content:"";width:26px;height:1px;background:var(--gold);
}

/* ---------- 타이포 ---------- */
h1,h2,h3{word-break:keep-all;line-height:1.28;letter-spacing:-0.025em;font-weight:800;}
.section-h{font-size:clamp(26px,3.6vw,38px);color:var(--ink);margin-bottom:14px;}
.section-sub{color:var(--ink-soft);font-size:clamp(15px,1.7vw,18px);max-width:42em;}

/* ---------- 버튼 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font:inherit;font-weight:700;font-size:16px;letter-spacing:-0.01em;
  padding:14px 26px;border-radius:999px;border:1px solid transparent;
  cursor:pointer;text-decoration:none;
  transition:transform .18s var(--ease),box-shadow .25s var(--ease),background .2s,color .2s,border-color .2s;
}
.btn-primary{
  background:var(--wine);color:var(--paper-2);
  box-shadow:0 10px 26px -12px rgba(110,42,54,.7);
}
.btn-primary:hover{background:var(--wine-deep);transform:translateY(-2px);
  box-shadow:0 16px 34px -14px rgba(110,42,54,.75);}
.btn-ghost{
  background:transparent;color:var(--wine);border-color:var(--line);
}
.btn-ghost:hover{border-color:var(--wine);background:var(--wine-soft);}
.btn .arrow{transition:transform .2s var(--ease);}
.btn:hover .arrow{transform:translateX(3px);}

/* ===========================================================
   네비게이션
   =========================================================== */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(243,237,226,.82);
  backdrop-filter:saturate(150%) blur(14px);
  -webkit-backdrop-filter:saturate(150%) blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;}
.brand{display:flex;align-items:baseline;gap:2px;font-weight:800;font-size:19px;
  letter-spacing:-0.02em;color:var(--ink);}
.brand .accent{color:var(--wine);}
.brand .dot{color:var(--gold);}
.nav-links{display:flex;align-items:center;gap:30px;}
.nav-links a{color:var(--ink-soft);font-weight:600;font-size:15px;
  position:relative;padding:4px 0;transition:color .2s;}
.nav-links a:hover{color:var(--wine);}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1.5px;
  background:var(--gold);transition:width .25s var(--ease);}
.nav-links a:hover::after{width:100%;}
.nav-cta{display:flex;align-items:center;gap:14px;}
.nav-cta .btn{padding:10px 20px;font-size:15px;}
.menu-btn{display:none;background:none;border:none;cursor:pointer;
  width:42px;height:42px;color:var(--ink);}

/* ===========================================================
   히어로
   =========================================================== */
.hero{position:relative;overflow:hidden;
  background:radial-gradient(120% 90% at 8% -10%, #FBF7EF 0%, var(--paper) 55%);}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
  padding:84px 0 92px;}
.hero-kicker{display:inline-flex;align-items:center;gap:10px;
  font-size:13px;font-weight:700;letter-spacing:.04em;color:var(--wine);
  background:var(--wine-soft);border:1px solid #E6D2D1;
  padding:7px 15px;border-radius:999px;margin-bottom:26px;}
.hero h1{font-size:clamp(34px,5vw,56px);line-height:1.18;color:var(--ink);}
.hero h1 .em{color:var(--wine);position:relative;white-space:nowrap;}
.hero h1 .em::after{content:"";position:absolute;left:0;right:0;bottom:.08em;height:.34em;
  background:var(--gold-soft);opacity:.5;z-index:-1;border-radius:2px;}
.hero-lead{margin-top:24px;font-size:clamp(16px,1.9vw,19px);color:var(--ink-soft);
  max-width:32em;}
.hero-actions{margin-top:38px;display:flex;gap:14px;flex-wrap:wrap;}
.hero-trust{margin-top:30px;display:flex;gap:26px;flex-wrap:wrap;color:var(--ink-soft);font-size:14px;}
.hero-trust b{color:var(--ink);font-weight:800;display:block;font-size:22px;letter-spacing:-0.02em;}

/* 히어로 시그니처 — 원문→번역 이음새 명세 카드 */
.specimen{
  position:relative;background:var(--paper-2);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;
}
.specimen-shelf{height:150px;width:100%;object-fit:cover;
  filter:saturate(.92) contrast(1.02);}
.specimen-body{padding:24px 26px 26px;}
.specimen-label{display:flex;align-items:center;gap:8px;font-size:11px;font-weight:700;
  letter-spacing:.18em;text-transform:uppercase;color:var(--gold);margin-bottom:10px;}
.specimen .en{font-size:16px;color:var(--ink-soft);line-height:1.6;}
.seam{display:flex;align-items:center;gap:12px;margin:16px 0;color:var(--ink-faint);}
.seam::before,.seam::after{content:"";flex:1;height:1px;
  background:linear-gradient(90deg,transparent,var(--gold-soft),transparent);}
.seam span{font-size:11px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--gold);}
.specimen .ko{font-size:17px;color:var(--ink);font-weight:500;line-height:1.66;}

/* ===========================================================
   섹션 공통
   =========================================================== */
.section{padding:88px 0;border-top:1px solid var(--line);}
.section.alt{background:var(--paper-2);}
.section-head{margin-bottom:46px;}

/* 병목 인용 */
.bottleneck{
  border-left:3px solid var(--wine);background:var(--wine-soft);
  padding:20px 24px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:var(--ink-soft);font-size:16px;margin-bottom:40px;max-width:46em;
}
.bottleneck b{color:var(--wine);font-weight:700;}

/* 강점 그리드 */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.feature{background:var(--paper-3);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;transition:transform .22s var(--ease),box-shadow .25s var(--ease),border-color .2s;}
.feature:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);border-color:var(--gold-soft);}
.feature .ic{width:42px;height:42px;border-radius:11px;display:grid;place-items:center;
  background:var(--wine-soft);color:var(--wine);margin-bottom:16px;}
.feature .ic svg{width:22px;height:22px;}
.feature h3{font-size:18px;color:var(--ink);margin-bottom:7px;letter-spacing:-0.02em;}
.feature p{color:var(--ink-soft);font-size:15px;line-height:1.6;}
.feature .span2{grid-column:span 2;}

/* ===========================================================
   비교 사례 (기계 vs 서재)
   =========================================================== */
.compare{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:var(--paper-2);box-shadow:var(--shadow-sm);}
.compare-src{padding:22px 26px;background:#FFFDF8;border-bottom:1px solid var(--line);}
.col-label{display:flex;align-items:center;gap:9px;font-size:11px;font-weight:700;
  letter-spacing:.16em;text-transform:uppercase;margin-bottom:12px;color:var(--ink-soft);}
.col-label .tick{width:7px;height:7px;border-radius:50%;background:var(--gold);}
.compare-src .en{font-size:17px;color:var(--ink-soft);}
.compare-cols{display:grid;grid-template-columns:1fr 1fr;}
.compare-cols .col{padding:24px 26px 28px;}
.compare-cols .col + .col{border-left:1px solid var(--line);}
.col-machine{background:var(--paper-2);}
.col-machine .col-label{color:var(--machine);}
.col-machine .col-label .tick{background:var(--machine);}
.col-machine .ko{color:#6E665B;}
.col-house{background:#FFFDF8;}
.col-house .col-label{color:var(--wine);}
.col-house .col-label .tick{background:var(--wine);}
.ko{font-size:16.5px;line-height:1.78;}
.mark{
  text-decoration:underline wavy var(--machine);
  text-underline-offset:4px;text-decoration-thickness:1.2px;
}

.note{font-size:14px;color:var(--ink-soft);margin-top:18px;}
.midcta{margin-top:38px;}

/* ===========================================================
   프로세스 (실제 순서가 있는 단계 → 번호 사용 정당)
   =========================================================== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--paper-3);}
.step{padding:28px 24px;position:relative;}
.step + .step{border-left:1px solid var(--line);}
.step .no{font-size:13px;font-weight:800;letter-spacing:.1em;color:var(--gold);margin-bottom:14px;}
.step .no span{color:var(--line);}
.step h3{font-size:17px;color:var(--ink);margin-bottom:7px;}
.step p{font-size:14px;color:var(--ink-soft);line-height:1.6;}

/* ===========================================================
   견적 + 폼
   =========================================================== */
.order-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start;}
.panel{background:var(--paper-3);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;box-shadow:var(--shadow-sm);}
.panel h3{font-size:19px;margin-bottom:6px;letter-spacing:-0.02em;}
.panel .panel-sub{color:var(--ink-soft);font-size:14px;margin-bottom:20px;}

label{display:block;font-weight:600;font-size:14px;color:var(--ink);margin:16px 0 7px;}
label .opt{color:var(--ink-faint);font-weight:500;}
input,select,textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);
  background:#fff;font-family:inherit;font-size:15px;color:var(--ink);
  transition:border-color .2s,box-shadow .2s;
}
input:focus,select:focus,textarea:focus{
  border-color:var(--wine);box-shadow:0 0 0 3px rgba(110,42,54,.12);outline:none;
}
textarea{min-height:104px;resize:vertical;line-height:1.6;}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}

/* 견적 결과 */
.est-out{margin-top:20px;padding:20px;border-radius:var(--radius-sm);
  background:var(--wine-soft);border:1px solid #E6D2D1;text-align:center;}
.est-out .est-label{font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--wine);
  text-transform:uppercase;margin-bottom:6px;}
.est-out .est-value{font-size:clamp(24px,3vw,30px);font-weight:800;color:var(--wine-deep);
  letter-spacing:-0.02em;}
.est-out .est-hint{font-size:13px;color:var(--ink-soft);margin-top:6px;}

/* 드롭존 */
.dropzone{
  border:1.5px dashed var(--gold-soft);border-radius:var(--radius-sm);
  background:#FFFDF8;padding:30px 20px;text-align:center;cursor:pointer;
  transition:border-color .2s,background .2s,transform .12s;
}
.dropzone:hover{border-color:var(--gold);background:#FCF7EC;}
.dropzone.drag{border-color:var(--wine);background:var(--wine-soft);transform:scale(1.005);}
.dropzone .dz-ic{width:40px;height:40px;margin:0 auto 12px;color:var(--gold);}
.dropzone .dz-main{font-weight:700;color:var(--ink);font-size:15px;}
.dropzone .dz-sub{font-size:13px;color:var(--ink-soft);margin-top:5px;}
.dropzone .dz-file{display:none;margin-top:12px;font-size:14px;color:var(--wine);font-weight:700;}
.dropzone.has-file .dz-file{display:block;}
.dropzone.has-file .dz-prompt{display:none;}

.check{display:flex;gap:11px;align-items:flex-start;margin:20px 0;}
.check input{width:auto;margin-top:5px;flex:0 0 auto;}
.check label{margin:0;font-weight:400;font-size:13.5px;color:var(--ink-soft);line-height:1.55;}

.form-actions{margin-top:8px;}
.form-actions .btn{width:100%;justify-content:center;}
.privacy{display:flex;gap:9px;align-items:flex-start;font-size:13px;color:var(--ink-soft);
  margin-top:16px;padding:14px 16px;background:var(--paper);border-radius:var(--radius-sm);}
.privacy svg{flex:0 0 auto;width:17px;height:17px;color:var(--gold);margin-top:2px;}

/* 폼 응답 메시지 */
.form-msg{display:none;margin-top:16px;padding:14px 16px;border-radius:var(--radius-sm);
  font-size:14.5px;font-weight:600;}
.form-msg.show{display:block;}
.form-msg.ok{background:#EAF3EC;color:#2F6B41;border:1px solid #CDE6D4;}
.form-msg.err{background:#F8E9E9;color:#9A3535;border:1px solid #ECCFCF;}

/* ===========================================================
   푸터
   =========================================================== */
.footer{background:var(--wine-deep);color:#E8DDD8;padding:56px 0 40px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;}
.footer .brand{color:#FBF7EF;font-size:21px;margin-bottom:12px;}
.footer .brand .accent{color:var(--gold-soft);}
.footer .brand .dot{color:var(--gold-soft);}
.footer p{color:#CDBEB9;font-size:14.5px;line-height:1.7;max-width:26em;}
.footer h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--gold-soft);margin-bottom:14px;font-weight:700;}
.footer-col a,.footer-col span{display:block;color:#E8DDD8;font-size:14.5px;margin-bottom:9px;}
.footer-col a:hover{color:#fff;}
.footer-bottom{margin-top:44px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  color:#B9A7A2;font-size:13px;}

/* ===========================================================
   사례 페이지 (cases.html)
   =========================================================== */
.cases-hero{padding:70px 0 10px;text-align:center;}
.cases-hero h1{font-size:clamp(32px,5vw,48px);color:var(--ink);}
.cases-hero .lead{max-width:40em;margin:18px auto 0;color:var(--ink-soft);
  font-size:clamp(15px,1.8vw,18px);}
.case{margin-top:54px;}
.case-head{display:flex;align-items:baseline;gap:16px;margin-bottom:6px;}
.case-no{font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--gold);white-space:nowrap;padding-top:5px;}
.case-title{font-size:clamp(21px,3.2vw,28px);color:var(--ink);}
.case-meta{color:var(--ink-soft);font-size:15px;margin:2px 0 22px;font-style:italic;}
.comment{display:flex;gap:14px;margin-top:18px;padding:18px 22px;
  background:rgba(110,42,54,.05);border-left:3px solid var(--wine);border-radius:0 var(--radius-sm) var(--radius-sm) 0;}
.comment .tag{font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:var(--wine);white-space:nowrap;padding-top:3px;}
.comment p{margin:0;font-size:14.5px;color:var(--ink-soft);line-height:1.7;}

/* ===========================================================
   반응형
   =========================================================== */
@media (max-width:920px){
  .hero-grid{grid-template-columns:1fr;gap:40px;padding:64px 0 72px;}
  .specimen{max-width:520px;}
  .features{grid-template-columns:1fr 1fr;}
  .feature .span2{grid-column:span 2;}
  .steps{grid-template-columns:1fr 1fr;}
  .step:nth-child(3){border-left:none;}
  .step:nth-child(3),.step:nth-child(4){border-top:1px solid var(--line);}
  .order-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-col.about{grid-column:span 2;}
}
@media (max-width:680px){
  .nav-links{display:none;}
  .menu-btn{display:grid;place-items:center;}
  .nav-links.open{display:flex;position:absolute;top:68px;left:0;right:0;
    flex-direction:column;align-items:flex-start;gap:4px;padding:14px 28px 20px;
    background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);}
  .nav-links.open a{padding:9px 0;width:100%;}
  .section{padding:60px 0;}
  .features{grid-template-columns:1fr;}
  .feature .span2{grid-column:span 1;}
  .steps{grid-template-columns:1fr;}
  .step + .step{border-left:none;border-top:1px solid var(--line);}
  .compare-cols{grid-template-columns:1fr;}
  .compare-cols .col + .col{border-left:none;border-top:1px solid var(--line);}
  .row{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-col.about{grid-column:span 1;}
  .hero-trust{gap:18px;}
}

/* 모션 줄이기 존중 */
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* 등장 애니메이션 */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease);}
.reveal.in{opacity:1;transform:none;}