/* 2026-04-29 트렌디 리디자인 (사용자 요청 — 컨셉/색감 유지, 모양 통째 교체)
   딥 네이비 + 시안 블루 색감 유지 / 모든 UI 요소를 알약·큰 라운드·Bento·오버사이즈 타이포·글래스 호버로 재구성. */
:root{
  --ink:#0a1628;
  --ink-2:#162844;
  --bg:#fafbfd;
  --bg-soft:#f1f4f9;
  --bg-card:#ffffff;
  --primary:#0f2547;          /* 딥 네이비 */
  --primary-d:#091831;
  --accent:#3b82f6;           /* 시안 블루 */
  --accent-d:#1d4ed8;
  --accent-soft:#dbeafe;
  --line:#e3e8f0;
  --line-soft:#eef1f7;
  --muted:#5b6a82;
  --kakao:#fee500;
  /* fluid scale */
  --fs-xs:clamp(11px,.3vw + 10px,12.5px);
  --fs-sm:clamp(13px,.35vw + 12px,14.5px);
  --fs-base:clamp(14.5px,.4vw + 13px,16.5px);
  --fs-lg:clamp(17px,.7vw + 14px,20px);
  --fs-xl:clamp(22px,1.4vw + 16px,30px);
  --fs-2xl:clamp(28px,2.4vw + 18px,44px);
  --fs-3xl:clamp(36px,4.6vw + 18px,64px);
  --fs-hero:clamp(42px,7vw + 18px,92px);
  --space-xs:clamp(8px,1vw,12px);
  --space-sm:clamp(14px,1.6vw,22px);
  --space-md:clamp(22px,2.6vw,36px);
  --space-lg:clamp(40px,5.6vw,72px);
  --space-xl:clamp(64px,9vw,128px);
  /* shadow */
  --shadow-xs:0 2px 6px -2px rgba(15,37,71,.08);
  --shadow-sm:0 6px 18px -8px rgba(15,37,71,.12);
  --shadow-md:0 14px 36px -16px rgba(15,37,71,.22);
  --shadow-lg:0 28px 72px -24px rgba(15,37,71,.32);
  --shadow-glow:0 12px 36px -12px rgba(59,130,246,.45);
  /* radius — 트렌디 라운드 토큰 */
  --r-xs:8px;
  --r-sm:12px;
  --r-md:18px;
  --r-lg:26px;
  --r-xl:36px;
  --r-pill:999px;
  --ease:cubic-bezier(.22,1,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg); color:var(--ink); font-family:'Pretendard Variable','Pretendard',system-ui,sans-serif; -webkit-font-smoothing:antialiased; line-height:1.5}
img{max-width:100%; display:block}
a{color:inherit}
.skip-link{position:absolute; left:-9999px}
.skip-link:focus{position:static; padding:8px 12px; background:var(--ink); color:#fff}
.os-kakao-fab{background:var(--kakao); color:#3c1e1e}

/* ===== nav — 알약 CTA + 좌측 마크 라운드 ===== */
.tc-nav{background:rgba(255,255,255,.78); backdrop-filter:saturate(180%) blur(14px); -webkit-backdrop-filter:saturate(180%) blur(14px); border-bottom:1px solid rgba(227,232,240,.7); position:sticky; top:0; z-index:40}
.tc-nav__inner{display:flex; align-items:center; justify-content:space-between; padding:14px 0; gap:24px}
.tc-nav__brand{display:flex; align-items:center; gap:12px; font-weight:800; letter-spacing:-.025em; color:var(--ink); font-size:17px; text-decoration:none}
.tc-nav__brand-mark{width:34px; height:34px; border-radius:var(--r-sm); background:linear-gradient(135deg, var(--primary), var(--accent-d)); display:grid; place-items:center; color:#fff; font-size:14px; font-weight:900; letter-spacing:-.02em; box-shadow:var(--shadow-xs)}
.tc-nav__menu{display:flex; gap:30px; font-size:14px; font-weight:600; color:var(--muted)}
.tc-nav__menu a{text-decoration:none; transition:color .18s; position:relative; padding:8px 0}
.tc-nav__menu a::after{content:""; position:absolute; left:50%; right:50%; bottom:0; height:2px; background:var(--accent); border-radius:var(--r-pill); transition:left .25s var(--ease), right .25s var(--ease)}
.tc-nav__menu a:hover{color:var(--ink)}
.tc-nav__menu a:hover::after, .tc-nav__menu a.active::after{left:0; right:0}
.tc-nav__menu a.active{color:var(--accent)}
.tc-nav__cta{display:inline-flex; align-items:center; gap:7px; padding:10px 20px; background:var(--ink); color:#fff; border-radius:var(--r-pill); font-weight:700; font-size:13px; letter-spacing:.02em; text-decoration:none; transition:all .2s var(--ease); box-shadow:var(--shadow-xs)}
.tc-nav__cta::after{content:"→"; transition:transform .2s var(--ease)}
.tc-nav__cta:hover{background:var(--accent); box-shadow:var(--shadow-glow)}
.tc-nav__cta:hover::after{transform:translateX(3px)}
@media(max-width:720px){.tc-nav__menu{display:none} .tc-nav__cta{display:none}}

/* ===== 모바일 햄버거 + 드로어 (goldapple 패턴 통일) ===== */
.tc-nav__burger{display:none; width:42px; height:42px; padding:0; background:transparent; border:1px solid var(--line); border-radius:var(--r-sm); flex-direction:column; align-items:center; justify-content:center; gap:5px; cursor:pointer; margin-left:auto; transition:border-color .18s, background .18s}
.tc-nav__burger:hover{border-color:var(--accent); background:rgba(59,130,246,.06)}
.tc-nav__burger span{display:block; width:18px; height:2px; background:var(--ink); border-radius:2px; transition:transform .2s ease, opacity .2s ease}
@media(max-width:720px){.tc-nav__burger{display:flex}}

.tc-drawer{position:fixed; inset:0; background:rgba(10,22,40,.6); backdrop-filter:blur(4px); -webkit-backdrop-filter:blur(4px); opacity:0; pointer-events:none; transition:opacity .24s ease; z-index:90}
.tc-drawer.is-open{opacity:1; pointer-events:auto}
.tc-drawer__panel{position:absolute; right:14px; top:14px; bottom:14px; width:min(86vw, 340px); background:#fff; transform:translateX(calc(100% + 28px)); transition:transform .36s var(--ease); display:flex; flex-direction:column; box-shadow:var(--shadow-lg); overflow:hidden; border-radius:var(--r-lg)}
.tc-drawer.is-open .tc-drawer__panel{transform:translateX(0)}
.tc-drawer__head{display:flex; align-items:center; justify-content:space-between; padding:20px 22px; background:linear-gradient(135deg, var(--primary) 0%, #0a1d3a 100%); color:#fff; font-family:'JetBrains Mono', ui-monospace, monospace; font-weight:700; font-size:11px; letter-spacing:.28em; text-transform:uppercase; flex-shrink:0}
.tc-drawer__head-label{display:inline-flex; align-items:center; gap:10px}
.tc-drawer__head-label::before{content:""; width:7px; height:7px; background:var(--accent); border-radius:50%; box-shadow:0 0 0 4px rgba(59,130,246,.22)}
.tc-drawer__close{background:transparent; border:none; cursor:pointer; font-size:26px; line-height:1; color:#fff; width:36px; height:36px; padding:0; transition:opacity .15s; opacity:.85}
.tc-drawer__close:hover{opacity:1}
.tc-drawer__menu{display:flex; flex-direction:column; padding:10px 12px; flex:1 1 auto; overflow-y:auto; min-height:0; gap:4px; -webkit-overflow-scrolling:touch}
.tc-drawer__menu a{display:flex; align-items:center; justify-content:space-between; padding:13px 16px; font-size:15px; font-weight:600; color:var(--ink); text-decoration:none; min-height:46px; border-radius:var(--r-sm); transition:background .18s, color .18s, padding-left .2s var(--ease); position:relative}
.tc-drawer__menu a:hover{background:rgba(10,22,40,.04); padding-left:20px}
.tc-drawer__menu a.active{color:var(--accent); background:rgba(59,130,246,.08); font-weight:700}
.tc-drawer__menu-arrow{font-family:'JetBrains Mono', ui-monospace, monospace; color:var(--accent); font-size:14px; font-weight:600; opacity:.55; transition:opacity .18s, transform .2s var(--ease)}
.tc-drawer__menu a:hover .tc-drawer__menu-arrow{opacity:1; transform:translateX(3px)}
.tc-drawer__menu a.active .tc-drawer__menu-arrow{opacity:1}
.tc-drawer__foot{padding:14px 16px 18px; border-top:1px solid var(--line-soft); margin-top:auto; display:flex; justify-content:center; flex-shrink:0}
.tc-drawer__cta{display:inline-flex; align-items:center; justify-content:center; gap:.55em; background:var(--ink); color:#fff !important; padding:11px 22px; border-radius:var(--r-pill); font-family:'JetBrains Mono', ui-monospace, monospace; font-size:12.5px; font-weight:700; letter-spacing:.12em; text-transform:uppercase; text-decoration:none; min-height:42px; transition:background .2s, transform .2s var(--ease), box-shadow .2s; box-shadow:var(--shadow-xs)}
.tc-drawer__cta:hover{background:var(--accent); transform:translateY(-1px); box-shadow:var(--shadow-glow)}
.tc-drawer__cta-arrow{font-weight:700; font-size:15px; line-height:1; transition:transform .2s var(--ease)}
.tc-drawer__cta:hover .tc-drawer__cta-arrow{transform:translateX(3px)}

/* ===== Hero — 큰 라운드 패널 + 비대칭 + 오버사이즈 타이포 + 메쉬 그라디언트 ===== */
.tc-hero{padding:clamp(20px,3vw,32px) 0 0}
.tc-hero__panel{background:linear-gradient(135deg, var(--primary) 0%, #0a1d3a 50%, #07172e 100%); color:#fff; padding:clamp(48px,7vw,104px) clamp(28px,5vw,72px) clamp(44px,6vw,80px); border-radius:var(--r-lg); position:relative; overflow:hidden; isolation:isolate}
.tc-hero__panel::before{content:""; position:absolute; right:-120px; top:-120px; width:420px; height:420px; background:radial-gradient(circle, rgba(59,130,246,.32) 0, transparent 60%); pointer-events:none; animation:tcPulse 9s ease-in-out infinite}
.tc-hero__panel::after{content:""; position:absolute; left:-80px; bottom:-80px; width:280px; height:280px; background:radial-gradient(circle, rgba(59,130,246,.14) 0, transparent 60%); pointer-events:none}
@keyframes tcPulse{0%,100%{opacity:1; transform:scale(1)}50%{opacity:.72; transform:scale(1.08)}}
.tc-hero__eyebrow{font-family:'JetBrains Mono', ui-monospace, monospace; font-size:11px; letter-spacing:.32em; color:#9bb4d9; text-transform:uppercase; margin-bottom:24px; position:relative; z-index:1; display:inline-flex; align-items:center; gap:12px; padding:8px 16px; background:rgba(59,130,246,.12); border:1px solid rgba(59,130,246,.28); border-radius:var(--r-pill); backdrop-filter:blur(4px)}
.tc-hero__eyebrow::before{content:""; width:6px; height:6px; background:var(--accent); border-radius:50%; box-shadow:0 0 12px rgba(59,130,246,.8); animation:tcDot 2s ease-in-out infinite}
@keyframes tcDot{0%,100%{opacity:1}50%{opacity:.4}}
.tc-hero__title{font-size:var(--fs-hero); font-weight:800; line-height:.98; letter-spacing:-.04em; margin:0; color:#fff; position:relative; z-index:1}
.tc-hero__title span:last-child{color:var(--accent); display:inline-block; position:relative}
.tc-hero__title span:last-child::after{content:""; position:absolute; left:0; right:0; bottom:.05em; height:.18em; background:rgba(59,130,246,.22); z-index:-1; border-radius:var(--r-xs); transform:skewX(-6deg)}
.tc-hero__lead{margin:30px 0 0; max-width:560px; color:#c5d2e3; font-size:var(--fs-base); line-height:1.7; position:relative; z-index:1}
.tc-hero__cta{display:flex; gap:12px; margin-top:40px; position:relative; z-index:1; flex-wrap:wrap}

/* ===== 트렌디 알약 버튼 (모든 .tc-btn) ===== */
.tc-btn{display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:15px 28px; font-weight:700; font-size:14px; border-radius:var(--r-pill); letter-spacing:.01em; transition:all .22s var(--ease); text-decoration:none; border:0; cursor:pointer; flex:1; min-height:50px}
.tc-btn::after{content:"→"; transition:transform .22s var(--ease)}
.tc-btn:hover::after{transform:translateX(4px)}
.tc-btn--primary{background:var(--accent); color:#fff; box-shadow:var(--shadow-glow)}
.tc-btn--primary:hover{background:var(--accent-d); transform:translateY(-2px); box-shadow:0 18px 40px -12px rgba(59,130,246,.6)}
.tc-btn--ghost{background:rgba(255,255,255,.08); color:#fff; border:1.5px solid rgba(255,255,255,.32); backdrop-filter:blur(4px)}
.tc-btn--ghost::after{content:""}
.tc-btn--ghost:hover{background:rgba(255,255,255,.16); border-color:#fff}
@media(min-width:720px){
  .tc-hero__cta{max-width:460px}
  .tc-btn{flex:0 0 auto; padding:15px 32px}
}

/* ===== Stats — Bento 라운드 카드 (별도 컨테이너) ===== */
.tc-stats{display:grid; grid-template-columns:repeat(3,1fr); gap:14px; margin-top:18px}
.tc-stats__item{padding:clamp(24px,3vw,32px) clamp(20px,2vw,24px); background:#fff; border:1px solid var(--line); border-radius:var(--r-md); text-align:left; transition:transform .25s var(--ease), box-shadow .25s, border-color .25s; position:relative; overflow:hidden}
.tc-stats__item::after{content:""; position:absolute; right:18px; top:18px; width:8px; height:8px; background:var(--accent); border-radius:50%; opacity:.35; transition:opacity .22s, transform .25s var(--ease)}
.tc-stats__item:hover{transform:translateY(-4px); box-shadow:var(--shadow-md); border-color:var(--accent-soft)}
.tc-stats__item:hover::after{opacity:1; transform:scale(1.4)}
.tc-stats__label{font-family:'JetBrains Mono', ui-monospace, monospace; font-size:10px; letter-spacing:.24em; color:var(--muted); text-transform:uppercase; margin-bottom:14px}
.tc-stats__value{font-size:clamp(26px,3vw,38px); font-weight:800; letter-spacing:-.03em; color:var(--ink); line-height:1; font-feature-settings:"tnum"}
@media(max-width:720px){.tc-stats{grid-template-columns:1fr 1fr; gap:10px} .tc-stats__item:first-child{grid-column:1/-1}}

/* ===== Section ===== */
.tc-sec{padding:var(--space-xl) 0}
.tc-sec--soft{background:var(--bg-soft)}
.tc-sec__head{margin-bottom:clamp(36px,5vw,64px); max-width:760px}
.tc-sec__idx{font-family:'JetBrains Mono', ui-monospace, monospace; font-size:11px; letter-spacing:.32em; color:var(--accent); text-transform:uppercase; font-weight:700; display:inline-flex; align-items:center; gap:10px; padding:8px 16px; background:var(--accent-soft); border-radius:var(--r-pill)}
.tc-sec__idx::before{content:""; width:6px; height:6px; background:var(--accent); border-radius:50%}
.tc-sec__title{font-size:var(--fs-3xl); font-weight:800; letter-spacing:-.03em; margin:18px 0 14px; color:var(--ink); line-height:1.05}
.tc-sec__lead{color:var(--muted); max-width:620px; line-height:1.7; font-size:var(--fs-base)}

/* ===== category chips ===== */
.tc-cat{display:flex; gap:8px; flex-wrap:wrap; margin-bottom:28px}
.tc-cat__chip{padding:10px 20px; border:1px solid var(--line); background:#fff; color:var(--muted); border-radius:var(--r-pill); font-size:13px; font-weight:600; cursor:pointer; transition:all .18s; display:inline-flex; align-items:center; gap:6px}
.tc-cat__chip:hover{border-color:var(--ink); color:var(--ink); transform:translateY(-1px)}
.tc-cat__chip.is-active{background:var(--ink); color:#fff; border-color:var(--ink); box-shadow:var(--shadow-sm)}

/* ===== Services — 큰 라운드 카드 + 글래스 호버 + 알약 CTA ===== */
.tc-svc{display:grid; grid-template-columns:repeat(auto-fit,minmax(300px,1fr)); gap:18px}
.tc-svc__card{background:#fff; border:1px solid var(--line); border-radius:var(--r-lg); padding:clamp(28px,3vw,36px); display:flex; flex-direction:column; gap:18px; transition:transform .26s var(--ease), box-shadow .26s, border-color .26s; position:relative; overflow:hidden}
.tc-svc__card::before{content:""; position:absolute; inset:0; background:radial-gradient(circle at 100% 0%, rgba(59,130,246,.08) 0%, transparent 50%); opacity:0; transition:opacity .3s var(--ease); pointer-events:none}
.tc-svc__card:hover{border-color:var(--accent-soft); box-shadow:var(--shadow-md); transform:translateY(-4px)}
.tc-svc__card:hover::before{opacity:1}
.tc-svc__head{display:flex; justify-content:space-between; align-items:flex-start; gap:16px; position:relative}
.tc-svc__title{font-size:var(--fs-lg); font-weight:800; letter-spacing:-.02em; line-height:1.25; color:var(--ink); margin:0}
.tc-svc__sub{font-size:12px; color:var(--muted); margin-top:6px; letter-spacing:.01em}
.tc-svc__price{text-align:right; flex:0 0 auto}
.tc-svc__price-num{font-size:var(--fs-xl); font-weight:800; letter-spacing:-.03em; color:var(--accent); line-height:1; font-feature-settings:"tnum"}
.tc-svc__price-unit{font-size:12px; color:var(--muted); margin-left:3px; font-weight:600}
.tc-svc__tags{display:flex; gap:6px; flex-wrap:wrap; position:relative}
.tc-svc__tag{padding:6px 12px; background:var(--accent-soft); color:var(--primary); border-radius:var(--r-pill); font-size:11px; font-weight:700; letter-spacing:.01em}
.tc-svc__cta{margin-top:auto; display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:13px 22px; background:var(--ink); color:#fff; border-radius:var(--r-pill); font-weight:700; font-size:13.5px; letter-spacing:.02em; text-decoration:none; transition:background .22s, gap .22s var(--ease); align-self:flex-start; position:relative}
.tc-svc__cta::after{content:"→"; transition:transform .22s var(--ease)}
.tc-svc__cta:hover{background:var(--accent); gap:12px}
.tc-svc__cta:hover::after{transform:translateX(3px)}

/* ===== Process — 라운드 컨테이너 + step dot + connector ===== */
.tc-proc{display:grid; grid-template-columns:repeat(6,1fr); gap:14px; padding:clamp(20px,2.4vw,28px); background:#fff; border:1px solid var(--line); border-radius:var(--r-lg); position:relative}
.tc-proc__step{padding:clamp(20px,2.2vw,24px) clamp(16px,1.6vw,20px); border-radius:var(--r-md); background:var(--bg-soft); position:relative; transition:background .22s, transform .22s var(--ease)}
.tc-proc__step::before{content:""; position:absolute; left:clamp(16px,1.6vw,20px); top:clamp(16px,1.8vw,22px); width:8px; height:8px; background:var(--accent); border-radius:50%; box-shadow:0 0 0 4px rgba(59,130,246,.2); transition:transform .22s var(--ease)}
.tc-proc__step:hover{background:#fff; box-shadow:var(--shadow-sm); transform:translateY(-2px)}
.tc-proc__step:hover::before{transform:scale(1.3)}
.tc-proc__no{font-family:'JetBrains Mono', ui-monospace, monospace; font-size:10.5px; color:var(--accent); letter-spacing:.24em; font-weight:700; padding-left:18px; display:block; margin-top:2px}
.tc-proc__title{font-weight:800; font-size:14.5px; margin:14px 0 6px; color:var(--ink); letter-spacing:-.015em; line-height:1.3}
.tc-proc__desc{color:var(--muted); font-size:12.5px; line-height:1.65}
@media(max-width:880px){.tc-proc{grid-template-columns:repeat(3,1fr)}}
@media(max-width:520px){.tc-proc{grid-template-columns:repeat(2,1fr); gap:10px; padding:14px}}

/* ===== Guarantee — 라운드 카드 + 시안 배지 ===== */
.tc-guard{display:grid; grid-template-columns:repeat(4,1fr); gap:16px}
.tc-guard__card{background:#fff; border:1px solid var(--line); padding:clamp(24px,2.6vw,30px); border-radius:var(--r-lg); transition:transform .25s var(--ease), box-shadow .25s, border-color .25s; position:relative; overflow:hidden}
.tc-guard__card::before{content:""; position:absolute; left:clamp(24px,2.6vw,30px); top:clamp(24px,2.6vw,30px); width:32px; height:32px; background:var(--accent-soft); border-radius:var(--r-sm); transition:background .22s, transform .25s var(--ease)}
.tc-guard__card::after{content:"✓"; position:absolute; left:clamp(24px,2.6vw,30px); top:clamp(24px,2.6vw,30px); width:32px; height:32px; display:grid; place-items:center; color:var(--accent); font-weight:800; font-size:15px; transition:color .22s, transform .25s var(--ease)}
.tc-guard__card:hover{border-color:var(--accent); box-shadow:var(--shadow-md); transform:translateY(-3px)}
.tc-guard__card:hover::before{background:var(--accent); transform:rotate(-6deg) scale(1.05)}
.tc-guard__card:hover::after{color:#fff; transform:rotate(6deg)}
.tc-guard__title{font-weight:800; font-size:15px; margin:48px 0 8px; color:var(--ink); letter-spacing:-.015em}
.tc-guard__desc{color:var(--muted); font-size:13px; line-height:1.65}
@media(max-width:760px){.tc-guard{grid-template-columns:repeat(2,1fr)}}

/* ===== CTA band — 큰 라운드 + 알약 + 메쉬 ===== */
.tc-cta-band{background:linear-gradient(135deg, var(--ink) 0%, var(--primary) 60%, #0e2d57 100%); color:#fff; padding:clamp(44px,6vw,72px) clamp(32px,4vw,56px); border-radius:var(--r-xl); display:flex; align-items:center; justify-content:space-between; gap:28px; flex-wrap:wrap; position:relative; overflow:hidden}
.tc-cta-band::before{content:""; position:absolute; right:-80px; top:-80px; width:280px; height:280px; background:radial-gradient(circle, rgba(59,130,246,.28) 0, transparent 65%); pointer-events:none}
.tc-cta-band::after{content:""; position:absolute; left:-60px; bottom:-60px; width:200px; height:200px; background:radial-gradient(circle, rgba(59,130,246,.12) 0, transparent 65%); pointer-events:none}
.tc-cta-band h3{margin:0; font-size:clamp(22px,3.4vw,38px); letter-spacing:-.03em; font-weight:800; line-height:1.15; position:relative}
.tc-cta-band p{margin:10px 0 0; color:#a8b3c6; font-size:var(--fs-base); position:relative}
.tc-cta-band__btn{display:inline-flex; align-items:center; gap:10px; padding:16px 32px; background:var(--accent); color:#fff; border-radius:var(--r-pill); font-weight:800; font-size:14px; letter-spacing:.02em; text-decoration:none; transition:background .22s, gap .22s var(--ease), box-shadow .22s, transform .22s; position:relative; box-shadow:var(--shadow-glow)}
.tc-cta-band__btn:hover{background:#fff; color:var(--primary); gap:14px; transform:translateY(-2px); box-shadow:0 18px 44px -12px rgba(255,255,255,.32)}

/* ===== FAQ — 라운드 + 시안 + 아코디언 ===== */
.tc-faq{display:flex; flex-direction:column; gap:10px}
.tc-faq details{background:#fff; border:1px solid var(--line); border-radius:var(--r-md); padding:18px 22px; transition:border-color .22s, box-shadow .22s}
.tc-faq details[open]{border-color:var(--accent-soft); box-shadow:var(--shadow-sm)}
.tc-faq summary{cursor:pointer; font-weight:700; list-style:none; display:flex; justify-content:space-between; gap:14px; color:var(--ink); font-size:15px; align-items:center}
.tc-faq summary::-webkit-details-marker{display:none}
.tc-faq summary::after{content:"+"; color:var(--accent); font-weight:700; font-size:22px; width:32px; height:32px; display:grid; place-items:center; background:var(--accent-soft); border-radius:50%; transition:transform .22s var(--ease), background .22s}
.tc-faq details[open] summary::after{content:"–"; background:var(--accent); color:#fff; transform:rotate(180deg)}
.tc-faq__a{color:var(--muted); font-size:14px; margin-top:14px; line-height:1.75; padding-right:30px}

/* ===== Contact — 깔끔한 통일 카드 (흰 배경 + 컬러 로고 박스, 사용자 요청 2026-04-29) ===== */
.tc-contact-cards{display:grid; grid-template-columns:repeat(3,1fr); gap:14px; margin-bottom:36px}
.tc-contact-card{display:flex; flex-direction:column; align-items:flex-start; gap:14px; padding:24px; border:1px solid var(--line); border-radius:var(--r-lg); background:#fff; text-align:left; transition:transform .22s var(--ease), border-color .22s, box-shadow .22s; text-decoration:none; color:inherit; position:relative; overflow:hidden}
.tc-contact-card::after{content:"→"; position:absolute; right:22px; top:24px; width:32px; height:32px; display:grid; place-items:center; color:var(--muted); font-weight:700; font-size:15px; border-radius:50%; background:var(--bg-soft); transition:background .22s, color .22s, transform .22s var(--ease)}
.tc-contact-card:hover{transform:translateY(-3px); border-color:var(--accent); box-shadow:var(--shadow-md)}
.tc-contact-card:hover::after{background:var(--accent); color:#fff; transform:translateX(3px)}
.tc-contact-card__brand{width:48px; height:48px; display:grid; place-items:center; border-radius:var(--r-md); flex-shrink:0; transition:transform .22s var(--ease)}
.tc-contact-card:hover .tc-contact-card__brand{transform:scale(1.06)}
.tc-contact-card__brand svg{display:block}
.tc-contact-card__brand--kakao{background:var(--kakao); color:#3c1e1e}
.tc-contact-card__brand--phone{background:linear-gradient(135deg, var(--primary), var(--accent-d)); color:#fff}
.tc-contact-card__brand--insta{background:linear-gradient(135deg,#fdf497,#fd5949 55%,#d6249f 90%,#285AEB); color:#fff}
.tc-contact-card__label{font-size:11px; font-weight:800; letter-spacing:.18em; text-transform:uppercase; color:var(--muted); margin-top:4px}
.tc-contact-card__value{font-size:15px; font-weight:700; word-break:break-all; color:var(--ink); letter-spacing:-.01em; line-height:1.35}
@media(max-width:760px){
  .tc-contact-cards{grid-template-columns:1fr; gap:10px}
  .tc-contact-card{flex-direction:row; align-items:center; gap:16px; padding:18px 22px}
  .tc-contact-card__brand{width:44px; height:44px}
  .tc-contact-card__label{margin-top:0; font-size:10.5px}
  .tc-contact-card__text-wrap{flex:1}
  .tc-contact-card::after{top:50%; right:20px; transform:translateY(-50%)}
  .tc-contact-card:hover::after{transform:translateY(-50%) translateX(3px)}
}

/* ===== Form — 라운드 input + 알약 submit ===== */
.tc-form{display:grid; grid-template-columns:repeat(2,1fr); gap:18px; padding:clamp(28px,3vw,40px); background:#fff; border:1px solid var(--line); border-radius:var(--r-lg); box-shadow:var(--shadow-sm)}
.tc-form label{display:flex; flex-direction:column; gap:8px; font-size:12px; font-weight:700; color:var(--muted); letter-spacing:.04em; text-transform:uppercase}
.tc-form input, .tc-form select, .tc-form textarea{padding:14px 18px; background:var(--bg-soft); border:1px solid transparent; border-radius:var(--r-sm); font-size:14.5px; outline:none; color:var(--ink); font-family:inherit; transition:background .18s, border-color .18s, box-shadow .18s}
.tc-form input:hover, .tc-form select:hover, .tc-form textarea:hover{background:#fff; border-color:var(--line)}
.tc-form input:focus, .tc-form select:focus, .tc-form textarea:focus{background:#fff; border-color:var(--accent); box-shadow:0 0 0 4px rgba(59,130,246,.14)}
.tc-form .tc-form__full{grid-column:1/-1}
.tc-form button{grid-column:1/-1; padding:18px; background:var(--ink); color:#fff; border-radius:var(--r-pill); font-weight:800; font-size:15px; letter-spacing:.04em; transition:all .22s var(--ease); border:0; cursor:pointer; box-shadow:var(--shadow-sm); display:inline-flex; align-items:center; justify-content:center; gap:10px}
.tc-form button::after{content:"→"; transition:transform .22s var(--ease)}
.tc-form button:hover{background:var(--accent); transform:translateY(-2px); box-shadow:var(--shadow-glow)}
.tc-form button:hover::after{transform:translateX(4px)}
.tc-form .tc-form__check{grid-column:1/-1; display:flex; gap:8px; flex-wrap:wrap}
.tc-form .tc-form__check input[type="checkbox"]{display:none}
.tc-form .tc-form__check label{flex-direction:row; align-items:center; gap:8px; padding:10px 18px; border:1px solid var(--line); border-radius:var(--r-pill); font-size:13px; cursor:pointer; color:var(--muted); font-weight:600; letter-spacing:0; text-transform:none; transition:all .18s}
.tc-form .tc-form__check label:hover{border-color:var(--accent); color:var(--accent)}
.tc-form .tc-form__check input:checked + label{background:var(--ink); color:#fff; border-color:var(--ink)}
@media(max-width:720px){.tc-form{grid-template-columns:1fr; padding:24px}}

/* ===== Footer — 라운드 위로 이어지는 부드러운 톤 ===== */
.tc-footer{margin-top:var(--space-xl); padding:clamp(56px,7vw,88px) 0 clamp(80px,10vw,116px); background:linear-gradient(180deg, var(--primary) 0%, var(--primary-d) 100%); color:#a8b3c6; font-size:13.5px; position:relative}
.tc-footer::before{content:""; position:absolute; left:0; right:0; top:0; height:1px; background:linear-gradient(90deg, transparent, rgba(59,130,246,.4) 50%, transparent)}
.tc-footer .os-container{display:grid; grid-template-columns:2fr 1fr 1fr; gap:clamp(28px,4vw,52px)}
.tc-footer h4{font-size:11px; letter-spacing:.28em; text-transform:uppercase; color:#fff; margin:0 0 18px; font-weight:700}
.tc-footer__brand{font-size:clamp(22px,2vw,28px); font-weight:800; color:#fff; letter-spacing:-.025em}
.tc-footer__qr{display:flex; gap:16px; align-items:center; margin-top:20px}
.tc-footer__qr img{width:96px; height:96px; padding:8px; background:#fff; border-radius:var(--r-md)}
.tc-footer__qr div{font-size:12px; color:#9bb4d9; line-height:1.6}
.tc-footer a{color:#a8b3c6; text-decoration:none; transition:color .18s, padding-left .18s var(--ease); position:relative; display:inline-block}
.tc-footer a:hover{color:#fff; padding-left:14px}
.tc-footer a:hover::before{content:"→"; position:absolute; left:0; color:var(--accent)}
.tc-footer p{margin:10px 0}
.tc-footer__copy{grid-column:1/-1; padding-top:32px; border-top:1px solid rgba(168,179,198,.16); color:#6e7c92; font-size:12px; margin-top:40px; letter-spacing:.02em}
@media(max-width:720px){.tc-footer .os-container{grid-template-columns:1fr}}

/* ===== Page hero (서비스 / 문의) ===== */
.tc-page-hero{padding:clamp(64px,7vw,100px) 0 clamp(28px,4vw,40px); background:var(--bg-soft); position:relative}
.tc-page-hero::after{content:""; position:absolute; left:0; right:0; bottom:0; height:1px; background:linear-gradient(90deg, transparent, var(--accent), transparent); opacity:.3}
.tc-page-hero h1{font-size:clamp(32px,5vw,56px); margin:14px 0 16px; letter-spacing:-.03em; font-weight:800; color:var(--ink); line-height:1.05}
.tc-page-hero p{color:var(--muted); max-width:680px; line-height:1.7; margin:0; font-size:var(--fs-base)}

/* ===== container ===== */
.os-container{width:min(1180px,92%); margin-inline:auto}

/* ===== utility ===== */
.tc-divider{height:1px; background:var(--line); margin:48px 0}

/* ===== reveal animation (스크롤 reveal — Step 5에서 JS와 함께) ===== */
[data-reveal]{opacity:0; transform:translateY(24px); transition:opacity .8s var(--ease), transform .8s var(--ease)}
[data-reveal].is-revealed{opacity:1; transform:translateY(0)}