@charset "utf-8";

/* ════════════════════════════════════════════════════════════
   일선모바일 — 디자인 시스템
   색: 딥 네이비 / 웜 화이트 / 차콜 / 그레이 + 브랜드 틸(강조) + 웜 오렌지(CTA)
   서체: Pretendard Variable 단일 — 굵기와 자간으로 위계를 만든다
   ════════════════════════════════════════════════════════════ */

:root{
  /* ── 기본 라이트 테마 (사계절 공통 · 절대 계절따라 바뀌지 않음) ── */
  --paper:#F6F5F1;          /* 아이보리 배경 */
  --paper-2:#EFF3F4;        /* 옅은 블루그레이 */
  --white:#FFFFFF;          /* 카드 · 화이트 섹션 */
  --ink:#101827;            /* 제목 · 딥 네이비 */
  --ink-2:#3F4652;          /* 본문 차콜 */
  --ink-3:#66707D;          /* 보조 텍스트 */
  --line:rgba(16,24,39,.10);
  --line-2:rgba(16,24,39,.06);

  --navy:#101827;           /* 딥 네이비 강조 섹션 · 헤더 로고 */
  --navy-2:#1A2434;
  --navy-3:#232E40;

  --cobalt:#157A87;         /* 브랜드 청록 */
  --cobalt-ink:#0E5361;     /* 밝은 배경 위 텍스트 (대비 확보) */
  --cobalt-lite:#6FC3CE;    /* 어두운 배경 위 */
  --brand-navy:#0E5361;     /* 챗봇 버튼 등 */

  /* 상담 CTA — 계절과 무관하게 고정.
     지정하신 #D86B32 는 흰 글자 대비가 3.46:1 로 AA 미달이라
     색상(21°)과 채도(68%)는 그대로 두고 명도만 낮춰 4.55:1 로 맞췄습니다. */
  --cta:#BD5924;
  --cta-2:#A34D1F;
  --cta-bright:#D86B32;     /* 글자가 얹히지 않는 장식용 */

  --kakao:#FEE500;
  --kakao-ink:#191600;

  --on-dark:rgba(255,255,255,.74);
  --on-dark-2:rgba(255,255,255,.5);
  --on-dark-line:rgba(255,255,255,.15);

  --shadow-soft:0 16px 45px rgba(16,24,39,.08);

  --r-s:8px;
  --r:12px;
  --r-l:16px;

  --wrap:1200px;
  --gutter:clamp(20px, 5vw, 40px);
  --bar-h:calc(58px + env(safe-area-inset-bottom));

  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ══════════════════════════════════════════════════════════
   계절 테마 — 히어로 배경빛과 일부 옅은 배경에만 적용됩니다.
   로고 · 본문 글자색 · CTA · 챗봇 · 폼 상태색은 바뀌지 않습니다.
   전환 방법 : assets/js/data.js 의 SITE_THEME.season 한 줄
   ══════════════════════════════════════════════════════════ */
:root,
[data-season="default"]{
  --season-bg:#F6F5F1;
  --season-soft:#E8EEEE;
  --season-glow:rgba(60,157,163,.15);
  --season-accent:#157A87;
}
[data-season="spring"]{
  --season-bg:#F5F7F0;
  --season-soft:#E8EEE2;
  --season-glow:rgba(180,205,169,.28);
  --season-accent:#738C68;
}
[data-season="summer"]{
  --season-bg:#F1F8F8;
  --season-soft:#E1F0F1;
  --season-glow:rgba(103,190,197,.25);
  --season-accent:#177D91;
}
[data-season="autumn"]{
  --season-bg:#F8F3EB;
  --season-soft:#F0E3D2;
  --season-glow:rgba(194,137,91,.22);
  --season-accent:#A85D3A;
}
[data-season="winter"]{
  --season-bg:#F3F6F9;
  --season-soft:#E3EBF2;
  --season-glow:rgba(132,169,198,.22);
  --season-accent:#31587A;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--site-top, var(--hd-h, 76px)) + 12px)}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Pretendard Variable',Pretendard,-apple-system,BlinkMacSystemFont,'Apple SD Gothic Neo','Segoe UI',Roboto,sans-serif;
  font-size:17px;
  font-weight:400;
  line-height:1.75;
  letter-spacing:-.011em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  word-break:keep-all;
  overflow-x:hidden;
  padding-bottom:var(--bar-h);
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
ul,ol,dl,dd,figure{margin:0;padding:0;list-style:none}
h1,h2,h3,p{margin:0}
address{font-style:normal}
table{border-collapse:collapse;width:100%}
svg{width:100%;height:100%;display:block}
fieldset{margin:0;padding:0;border:0;min-width:0}
legend{padding:0}

:focus-visible{outline:2px solid var(--cobalt);outline-offset:3px;border-radius:2px}
.hero :focus-visible{outline-color:var(--cobalt-lite)}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--navy);color:#fff;
  padding:12px 18px;border-radius:0 0 var(--r-s) 0;font-size:16px}
.skip:focus{left:0}

/* ---------- 레이아웃 ---------- */
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}
.wrap--narrow{max-width:880px}
.sec{padding-block:clamp(64px, 9vw, 120px)}

/* ---------- 타이포 ---------- */
.eyebrow{
  font-size:14px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-3);margin-bottom:18px;
}
.hero .eyebrow{color:var(--ink-3)}
.h2{
  font-size:clamp(25px, 3.6vw, 40px);
  font-weight:600;
  line-height:1.3;
  letter-spacing:-.035em;
  color:var(--ink);
}
.lead{
  margin-top:20px;max-width:62ch;
  font-size:clamp(16.5px, 1.3vw, 17.5px);
  line-height:1.85;color:var(--ink-2);font-weight:400;
}
.lead b{font-weight:600;color:var(--ink)}
.foot-note{
  margin-top:24px;font-size:15px;line-height:1.75;color:var(--ink-3);max-width:70ch;
}
.foot-note a{color:var(--ink-2);text-decoration:underline;text-underline-offset:3px}
.dim{color:var(--ink-3)}

/* ---------- 버튼 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:52px;padding:0 26px;border-radius:var(--r-s);
  font-size:17px;font-weight:600;letter-spacing:-.01em;
  transition:background .2s var(--ease), color .2s var(--ease),
             border-color .2s var(--ease), transform .15s var(--ease);
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn--cta{background:var(--cta);color:#fff}
.btn--cta:hover{background:var(--cta-2)}
.btn--line{border:1px solid var(--line);background:var(--bg-elevated);color:var(--ink)}
.btn--line:hover{border-color:var(--ink-3);background:rgba(0,0,0,.02)}
.hero .btn--onDark{border-color:var(--ink);color:var(--ink)}
.hero .btn--onDark:hover{background:var(--ink);color:#fff}

/* ════════ 헤더 ════════ */
.hd{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:color-mix(in srgb, var(--bg-page) 78%, transparent);
  backdrop-filter:saturate(180%) blur(16px);
  -webkit-backdrop-filter:saturate(180%) blur(16px);
  border-bottom:1px solid transparent;
  transition:background .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.hd__in{display:flex;align-items:center;height:64px;gap:20px}
.hd.is-scroll{
  background:color-mix(in srgb, var(--bg-section) 92%, transparent);
  border-bottom-color:var(--line);
  box-shadow:0 1px 20px color-mix(in srgb, var(--text-primary) 6%, transparent);
}

.brand{position:relative;display:block;flex:none;height:28px;line-height:0}
/* 로고 자체는 28px 이지만 누르는 영역은 44px 로 넓힌다 (모양은 그대로) */
.brand::after{content:'';position:absolute;inset:-8px -6px}
.brand>img{height:100%;width:auto}

/* 로고 — 테마 색이 그대로 입혀지도록 알파 마스크로 그린다.
   원본 형태는 그대로이고 색만 토큰을 따른다. */
.brand__logo{
  display:block;height:100%;aspect-ratio:626/192;
  background:
    linear-gradient(var(--brand-primary), var(--brand-primary)),
    linear-gradient(var(--text-primary),  var(--text-primary));
  -webkit-mask-image:url(../img/logo-mask-brand.png), url(../img/logo-mask-ink.png);
          mask-image:url(../img/logo-mask-brand.png), url(../img/logo-mask-ink.png);
  -webkit-mask-size:contain, contain;   mask-size:contain, contain;
  -webkit-mask-repeat:no-repeat;        mask-repeat:no-repeat;
  -webkit-mask-position:left center;    mask-position:left center;
  transition:background-color .18s var(--ease);
}
/* 마스크 미지원 브라우저 대비 — 형태만이라도 보이게 */
@supports not ((-webkit-mask-image:url(x)) or (mask-image:url(x))){
  .brand__logo{background:none;-webkit-mask:none;mask:none}
  .brand__logo::after{content:'일선모바일';font-size:17.5px;font-weight:700;color:var(--text-primary)}}

.gnb{display:none;align-items:center;gap:30px;margin-right:auto}
.gnb a{
  font-size:21px;font-weight:500;color:var(--ink-2);
  letter-spacing:-.015em;transition:color .2s var(--ease);
}
.gnb a:hover{color:var(--ink)}

.hd__act{display:flex;align-items:center;gap:14px;margin-left:auto}
.hd__tel{display:none;align-items:center;gap:7px;font-size:19px;font-weight:600;
  color:var(--ink-2);letter-spacing:-.01em;font-variant-numeric:tabular-nums}
.hd__tel svg{width:15px;height:15px;fill:var(--cobalt-ink)}
.hd .btn--cta{display:none}

/* 터치 영역은 44px 이상으로 둔다 (모바일 접근성 권장치) */
.hd__menu{width:44px;height:44px;margin-right:-10px;display:grid;place-items:center;color:var(--ink)}
.hd__menu svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round}

/* ════════ 모바일 메뉴 ════════ */
.nav{position:fixed;inset:0;z-index:120}
.nav[hidden]{display:none}
.nav__dim{position:absolute;inset:0;background:rgba(11,19,36,.5);animation:fade .25s var(--ease)}
.nav__panel{
  position:absolute;top:0;right:0;bottom:0;width:min(340px,86%);
  background:var(--paper);padding:18px var(--gutter) calc(28px + env(safe-area-inset-bottom));
  display:flex;flex-direction:column;overflow-y:auto;
  animation:slide .32s var(--ease);
}
@keyframes fade{from{opacity:0}to{opacity:1}}
@keyframes slide{from{transform:translateX(100%)}to{transform:none}}
.nav__top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.nav__ttl{font-size:14px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3)}
.nav__close{width:40px;height:40px;margin-right:-10px;display:grid;place-items:center}
.nav__close svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round}
.nav__list li+li{border-top:1px solid var(--line-2)}
.nav__list a{display:block;padding:15px 0;font-size:20px;font-weight:500;letter-spacing:-.02em}
.nav__cta{display:grid;gap:9px;margin-top:26px}
.nav__hours{margin-top:18px;font-size:14px;line-height:1.7;color:var(--ink-3);text-align:center}
.nav__hours span{color:var(--ink-3);opacity:.8}

/* ════════ 첫 화면 ════════ */
.hero{
  position:relative;color:var(--ink);overflow:hidden;
  background:
    radial-gradient(circle at 82% 28%, var(--season-glow), transparent 34%),
    var(--season-bg);
  padding-top:calc(64px + clamp(52px, 8vw, 96px));
  padding-bottom:clamp(64px, 9vw, 110px);
}

/* 히어로 비주얼 — 펼친 폴더블 단말기 + 좌·우 화면 UI
   화면 안쪽 여백은 실제 사진에서 측정한 값이다(좌우 2.5% / 상하 3.3%). */
.fold{
  position:relative;display:block;isolation:isolate;
  width:100%;max-width:560px;margin-inline:auto;
  container-type:inline-size;
}
@keyframes grow{from{transform:scaleX(0)}to{transform:scaleX(1)}}

/* 모바일 — 가로로 넓은 기기라 컨테이너 밖까지 살짝 넓혀 크게 보여준다 */
@media (max-width:899px){
  .fold{width:calc(100% + (var(--gutter) - 10px) * 2);margin-inline:calc(10px - var(--gutter));max-width:none}}

@media (min-width:600px) and (max-width:899px){
  .fold{width:min(100%, 560px);margin-inline:auto}}

/* ════════ 유틸리티 바 ════════ */
.util{border-bottom:1px solid var(--line);background:var(--paper)}
.tab{
  min-height:44px;padding:0 22px;border-radius:calc(var(--r) - 4px);
  font-size:16.5px;font-weight:500;color:var(--ink-2);letter-spacing:-.015em;
  transition:background .2s var(--ease), color .2s var(--ease);
}
.tab:hover{color:var(--ink)}
.tab.is-on{background:var(--navy);color:#fff;font-weight:600}

/* ════════ 단통법 표 ════════ */
.law{margin-top:40px;font-size:16.5px}
.law th,.law td{padding:16px 14px;text-align:left;border-bottom:1px solid var(--line)}
.law thead th{
  font-size:15px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--ink-3);border-bottom-color:var(--ink);padding-bottom:12px;
}
.law tbody th{font-weight:500;color:var(--ink);letter-spacing:-.015em;width:34%}
.law tbody tr:last-child th,.law tbody tr:last-child td{border-bottom:0}
.dv{background:var(--season-soft);padding:26px 10px 22px;display:flex;flex-direction:column;align-items:center;text-align:center}
.sec--season .dv{background:var(--white)}
.dv__svg{width:auto;height:clamp(150px,22vw,190px);transition:transform .45s var(--ease)}
.dv:hover .dv__svg,.dv:hover .dv__media img{transform:translateY(-6px) scale(1.03)}
.bd__grid .btn{margin-top:30px}

.fm{background:var(--paper);color:var(--ink);border:1px solid var(--line);
  border-radius:var(--r-l);padding:clamp(24px,3vw,34px)}
.req{color:var(--cta);font-weight:400}
.fld input.is-err{border-color:var(--cta);box-shadow:0 0 0 3px rgba(216,107,50,.16)}
.chip{
  min-height:44px;padding:0 16px;border-radius:var(--r-s);border:1px solid var(--line);
  font-size:16px;font-weight:500;color:var(--ink-2);background:var(--white);
  transition:.18s var(--ease);
}
.chip:hover{border-color:var(--ink-3);color:var(--ink)}
.chip.is-on{background:var(--navy);border-color:var(--navy);color:#fff;font-weight:600}
.agree{display:flex;align-items:flex-start;gap:10px;margin:6px 0 22px;
  font-size:15px;color:var(--ink-2);line-height:1.7;cursor:pointer}
.agree input{width:18px;height:18px;margin:2px 0 0;accent-color:var(--cobalt);flex:none}
.agree a{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
.fm__msg.ok{color:#1B7A46}
.fm__msg.err{color:var(--cta-2)}

/* ════════ 후기 ════════ */
.rv{margin-top:44px;display:grid;gap:1px;background:var(--line-2);
  border-block:1px solid var(--line-2)}
.rv__item{background:var(--paper);padding:28px 24px}
.rv__tx{font-size:17px;line-height:1.85;letter-spacing:-.015em}
.rv__by{margin-top:16px;font-size:14px;color:var(--ink-3)}
.rv__by span{margin-left:8px;padding-left:8px;border-left:1px solid var(--line)}

/* ════════ FAQ ════════ */
.fq{margin-top:40px;border-top:1px solid var(--line)}
.fq__item{border-bottom:1px solid var(--line-2)}
.fq__q{
  width:100%;display:flex;align-items:flex-start;gap:16px;text-align:left;
  padding:22px 2px;font-size:17px;font-weight:500;letter-spacing:-.022em;line-height:1.55;
}
.fq__q span{flex:1}
.fq__q::after{
  content:'';flex:none;width:11px;height:11px;margin-top:7px;
  border-right:1.5px solid var(--ink-3);border-bottom:1.5px solid var(--ink-3);
  transform:rotate(45deg);transition:transform .28s var(--ease);
}
.fq__item.is-on .fq__q::after{transform:rotate(-135deg)}
.fq__item.is-on .fq__q{color:var(--ink);font-weight:600}
.fq__a{max-height:0;overflow:hidden;transition:max-height .32s var(--ease)}
.fq__a p{padding:0 30px 24px 2px;font-size:16.5px;line-height:1.85;color:var(--ink-2)}

/* ════════ 매장 ════════ */
.st__grid{display:grid;gap:clamp(36px,5vw,72px)}
.st__btns{display:flex;gap:9px;margin-top:30px;flex-wrap:wrap}
.st{border-top:1px solid var(--line)}
.st>div{display:grid;grid-template-columns:88px 1fr;gap:16px;
  padding:16px 0;border-bottom:1px solid var(--line-2);align-items:baseline}
.st dt{font-size:15.5px;color:var(--ink-3);font-weight:500}
.st dd{font-size:16.5px;letter-spacing:-.015em;line-height:1.65}
.st dd a{border-bottom:1px solid var(--line);padding-bottom:1px;font-variant-numeric:tabular-nums}

/* ════════ 푸터 ════════ */
.ft{background:var(--navy);color:var(--on-dark-2);padding-block:clamp(48px,6vw,72px)}
.ft__top{display:flex;flex-wrap:wrap;gap:22px;justify-content:space-between;align-items:center;
  padding-bottom:28px;border-bottom:1px solid var(--on-dark-line)}
.ft__mark{display:flex;align-items:center;gap:16px;margin-top:28px;padding:16px;
  border:1px solid var(--on-dark-line);border-radius:var(--r);max-width:420px}
.ft__mark img{width:64px;height:auto;background:#fff;border-radius:6px;padding:4px}
.ft__mark p{font-size:15px;line-height:1.65;color:var(--on-dark)}
.ft__biz{display:flex;flex-wrap:wrap;gap:6px 20px;margin-top:30px;font-size:15px;line-height:1.9}
.ft__biz a{border-bottom:1px solid var(--on-dark-line)}
.ft__legal{margin-top:22px;font-size:15px;line-height:1.75;color:rgba(255,255,255,.34);max-width:78ch}
.ft__copy{margin-top:20px;font-size:13.5px;letter-spacing:.06em;color:rgba(255,255,255,.34)}

/* ════════ 모바일 하단 바 ════════ */
.bar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;display:grid;
  grid-template-columns:1fr 1fr 1.35fr;
  background:rgba(247,246,242,.94);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.bar__i{
  height:58px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  font-size:13px;font-weight:500;color:var(--ink-2);letter-spacing:-.01em;
}
.bar__i svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.4;stroke-linejoin:round}
.bar__i+.bar__i{box-shadow:inset 1px 0 0 var(--line-2)}
.bar__i--cta{background:var(--cta);color:#fff;font-size:16.5px;font-weight:600;box-shadow:none}
.bar__i--cta+.bar__i,.bar__i--cta{box-shadow:none}

/* ════════ 등장 효과 ════════ */
.reveal{opacity:0;transform:translateY(16px);
  transition:opacity .7s var(--ease), transform .7s var(--ease)}
.reveal.is-in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;
    transition-duration:.01ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}}

/* ════════════════════════════════════════════════════════════
   반응형
   ════════════════════════════════════════════════════════════ */

@media (min-width:600px){
  .rv{grid-template-columns:repeat(2,1fr)}}

@media (min-width:900px){
  body{padding-bottom:0}
  .bar{display:none}
  .hd__in{height:76px}
  .brand{height:34px}

  .gnb{display:flex;margin-left:38px}
  .hd__tel{display:flex}
  .hd .btn--cta{display:inline-flex}
  .hd__menu{display:none}

  .hero{padding-top:calc(76px + clamp(60px,6vw,92px));
    min-height:clamp(600px, 88vh, 920px);
    display:flex;align-items:center}
  .fold{margin-inline:auto 0}
  .st__grid{grid-template-columns:1fr 1fr;align-items:start}

  .rv{grid-template-columns:repeat(4,1fr)}

  .fq__q{padding:26px 2px;font-size:17.5px}
  .law{font-size:16.5px}
  .law th,.law td{padding:20px 16px}}

@media (min-width:1280px){
  :root{--wrap:1240px}}

/* ════════ 약관 · 정책 페이지 ════════ */
.doc{max-width:820px;margin-inline:auto;padding:calc(var(--site-top, var(--hd-h, 76px)) + clamp(20px,4vw,44px)) var(--gutter) clamp(64px,8vw,100px)}
.doc h1{font-size:clamp(26px,3.4vw,34px);font-weight:600;letter-spacing:-.035em;line-height:1.3}
.doc__date{margin-top:10px;margin-bottom:40px;font-size:14px;color:var(--ink-3)}
.doc h2{font-size:17.5px;font-weight:600;letter-spacing:-.025em;margin:38px 0 12px}
.doc p,.doc li{font-size:16.5px;line-height:1.85;color:var(--ink-2)}
.doc ul{list-style:disc;padding-left:20px;margin:8px 0}
.doc ol{list-style:decimal;padding-left:20px;margin:8px 0}
.doc table{margin:12px 0;font-size:16px}
.doc th,.doc td{border-bottom:1px solid var(--line);padding:12px 10px;text-align:left;vertical-align:top}
.doc th{font-weight:600;color:var(--ink);width:30%}
.doc td{color:var(--ink-2)}
.doc .back{display:inline-flex;align-items:center;gap:8px;margin-top:44px;
  font-size:16.5px;font-weight:500;color:var(--ink);
  border-bottom:1px solid var(--line);padding-bottom:3px}
.tier{display:grid;gap:10px;padding:26px 4px;border-bottom:1px solid var(--line-2)}
@media (min-width:900px){
  .tier{grid-template-columns:1fr 1fr;gap:32px;align-items:start;padding:30px 6px}}