/*
Theme Name: DRC — 레진 치료비 바로알기
Theme URI: https://dentalresincost.stofarm.com/
Description: 어금니 레진 치료 비용 정보 플랫폼 전용 커스텀 테마. 지역 치과 검색과 비용 정보 콘텐츠를 위한 프리미엄 디자인 시스템.
Author: 레진 치료비 바로알기
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Text Domain: drc
*/

/* ============ Design tokens ============ */
:root{
  --brand:#0d7d84; --brand-600:#0a6b71; --brand-700:#075a60; --brand-050:#eef6f6; --brand-100:#dcedee;
  --accent:#c98a3a; --accent-050:#faf3e8;
  --ink:#17252b; --ink-2:#324047; --muted:#5c6a72; --muted-2:#8493a0;
  --line:#e4eaec; --line-2:#eef2f3; --bg:#ffffff; --bg-soft:#f5f9f9; --bg-soft-2:#eff5f5;
  --ok:#1f8a5b; --warn:#c05621; --danger:#b23b3b;
  --r-xs:8px; --r-sm:10px; --r:14px; --r-lg:20px; --r-xl:28px; --r-pill:999px;
  --sh-1:0 1px 2px rgba(14,42,48,.05), 0 6px 18px rgba(14,42,48,.05);
  --sh-2:0 2px 6px rgba(14,42,48,.06), 0 18px 40px rgba(14,42,48,.10);
  --sh-brand:0 12px 30px rgba(13,125,132,.22);
  --sp-1:8px; --sp-2:16px; --sp-3:24px; --sp-4:32px; --sp-5:48px; --sp-6:64px; --sp-7:96px; --sp-8:128px;
  --wrap:1160px; --read:820px;
  --sans:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,system-ui,"Segoe UI",Roboto,"Apple SD Gothic Neo","Noto Sans KR",sans-serif;
  --serif:"Noto Serif KR",var(--sans);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--bg);
  font-size:17px;line-height:1.75;letter-spacing:-.011em;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-700)}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);line-height:1.32;letter-spacing:-.02em;font-weight:700;margin:0 0 .6em}
p{margin:0 0 1.15em}
:focus-visible{outline:3px solid var(--brand);outline-offset:2px;border-radius:4px}
::selection{background:var(--brand-100);color:var(--brand-700)}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.read{max-width:var(--read);margin-left:auto;margin-right:auto}
.eyebrow{font-family:var(--serif);font-style:italic;color:var(--brand-600);font-weight:600;font-size:.95rem;letter-spacing:0;margin:0 0 10px}

/* ============ Buttons ============ */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--sans);font-weight:600;font-size:1rem;
  padding:13px 22px;border-radius:var(--r-pill);border:1px solid transparent;cursor:pointer;
  transition:transform .16s ease,box-shadow .2s ease,background .2s ease,color .2s ease;min-height:48px;line-height:1}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-brand)}
.btn-primary:hover{background:var(--brand-600);color:#fff;transform:translateY(-2px)}
.btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-700);transform:translateY(-2px)}
.btn-lg{padding:16px 28px;font-size:1.06rem;min-height:54px}

/* ============ Header ============ */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line-2)}
.site-header .bar{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.brand{display:flex;align-items:center;gap:12px}
.brand .mark{width:42px;height:42px;flex:0 0 42px;border-radius:12px;box-shadow:var(--sh-1)}
.brand .txt{display:flex;flex-direction:column;line-height:1.15}
.brand .name{font-family:var(--serif);font-weight:700;font-size:1.12rem;color:var(--ink);letter-spacing:-.02em}
.brand .tag{font-size:.72rem;color:var(--muted);letter-spacing:.01em;font-weight:500}
.nav{display:flex;align-items:center;gap:6px}
.nav a{color:var(--ink-2);font-weight:600;font-size:.98rem;padding:10px 14px;border-radius:var(--r-pill)}
.nav a:hover{background:var(--brand-050);color:var(--brand-700)}
.nav .btn{margin-left:8px}
.nav-toggle{display:none;width:46px;height:46px;border:1px solid var(--line);background:#fff;border-radius:12px;cursor:pointer;align-items:center;justify-content:center}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{content:"";display:block;width:20px;height:2px;background:var(--ink);position:relative;transition:.2s}
.nav-toggle span::before{position:absolute;top:-6px}.nav-toggle span::after{position:absolute;top:6px}

/* ============ Footer ============ */
.site-footer{background:#0f2226;color:#c6d3d5;margin-top:var(--sp-8);padding:var(--sp-6) 0 var(--sp-4);font-size:.94rem;line-height:1.7}
.site-footer .cols{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding-bottom:var(--sp-4);border-bottom:1px solid rgba(255,255,255,.09)}
.site-footer h4{color:#fff;font-family:var(--sans);font-size:.86rem;letter-spacing:.06em;text-transform:uppercase;margin-bottom:14px;font-weight:700}
.site-footer .fbrand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.site-footer .fbrand .mark{width:40px;height:40px;border-radius:11px}
.site-footer .fbrand b{color:#fff;font-family:var(--serif);font-size:1.1rem}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:9px}
.site-footer a{color:#c6d3d5}
.site-footer a:hover{color:#fff}
.legal-notice{font-size:.8em;color:#98a9ab;background:rgba(255,255,255,.04);border-left:3px solid rgba(255,255,255,.18);padding:12px 16px;margin-top:20px;border-radius:0 8px 8px 0}
.legal-notice p{margin:5px 0}
.foot-base{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:22px;color:#8ba0a2;font-size:.85rem}
.ai-img-note{color:#7d9294;font-size:.82rem;margin-top:6px}

/* ============ Article / single ============ */
.post-hero{position:relative;min-height:420px;display:flex;align-items:flex-end;overflow:hidden}
.post-hero .bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.02)}
.post-hero .ov{position:absolute;inset:0;background:linear-gradient(180deg,rgba(9,30,34,.15) 0%,rgba(9,30,34,.55) 55%,rgba(9,30,34,.86) 100%)}
.post-hero .inner{position:relative;z-index:2;padding:56px 0 44px;color:#fff}
.post-hero h1{color:#fff;font-size:clamp(1.8rem,4.4vw,2.9rem);max-width:900px;margin-bottom:14px}
.post-hero .meta{display:flex;gap:14px;align-items:center;color:#dbe7e8;font-size:.92rem;font-family:var(--sans)}
.chip{display:inline-flex;align-items:center;gap:7px;background:var(--brand);color:#fff;font-family:var(--sans);font-weight:600;
  font-size:.82rem;padding:7px 14px;border-radius:var(--r-pill);letter-spacing:.01em}
.chip.ghost{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28)}

.post-body{padding:var(--sp-6) 0 var(--sp-5)}
.post-body .read>h2{font-size:1.62rem;margin-top:2.1em;padding-top:.2em;scroll-margin-top:90px}
.post-body .read>h2::before{content:"";display:block;width:52px;height:4px;border-radius:3px;
  background:linear-gradient(90deg,var(--brand),var(--accent));margin-bottom:16px}
.post-body .read>h3{font-size:1.2rem;margin-top:1.6em;color:var(--brand-700)}
.post-body p{color:var(--ink-2)}
.post-body .read>ul,.post-body .read>ol{color:var(--ink-2);padding-left:1.25em;margin:0 0 1.3em}
.post-body li{margin-bottom:.5em}

/* Shared content components */
.drc-summary{background:linear-gradient(180deg,var(--brand-050),#fff);border:1px solid var(--brand-100);
  border-radius:var(--r-lg);padding:24px 26px;margin:0 0 var(--sp-4);box-shadow:var(--sh-1)}
.drc-summary h2,.drc-summary h3{font-size:1.02rem !important;margin:0 0 12px !important;color:var(--brand-700);font-family:var(--sans);letter-spacing:.02em}
.drc-summary h2::before{display:none !important}
.drc-summary ul{margin:0;padding-left:0;list-style:none}
.drc-summary li{position:relative;padding-left:22px;margin-bottom:8px;color:var(--ink-2)}
.drc-summary li::before{content:"";position:absolute;left:2px;top:11px;width:9px;height:9px;border-radius:3px;
  background:var(--brand);transform:rotate(45deg)}

.drc-toc{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px 24px;margin:0 0 var(--sp-4);box-shadow:var(--sh-1)}
.drc-toc .t{font-family:var(--sans);font-weight:700;font-size:.82rem;letter-spacing:.08em;color:var(--muted);text-transform:uppercase;margin-bottom:12px}
.drc-toc ol{margin:0;padding-left:0;list-style:none;counter-reset:toc}
.drc-toc li{counter-increment:toc;margin-bottom:7px;padding-left:34px;position:relative}
.drc-toc li::before{content:counter(toc,decimal-leading-zero);position:absolute;left:0;top:1px;font-family:var(--serif);
  font-size:.82rem;color:var(--brand);font-weight:700}
.drc-toc a{color:var(--ink-2);font-weight:500}
.drc-toc a:hover{color:var(--brand-700)}

table.drc-table{width:100%;border-collapse:separate;border-spacing:0;margin:0 0 1.6em;font-size:.96rem;
  border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--sh-1);font-family:var(--sans)}
.drc-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 1.6em}
.drc-scroll table.drc-table{margin:0;min-width:520px}
table.drc-table caption{caption-side:top;text-align:left;font-family:var(--sans);font-weight:600;font-size:.9rem;color:var(--muted);padding:0 2px 10px}
table.drc-table th,table.drc-table td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line-2);vertical-align:top}
table.drc-table thead th{background:var(--brand-700);color:#fff;font-weight:600;font-size:.92rem;letter-spacing:.01em;border-bottom:none}
table.drc-table tbody tr:nth-child(even){background:var(--bg-soft)}
table.drc-table tbody tr:last-child td{border-bottom:none}
table.drc-table td strong{color:var(--brand-700)}

blockquote.drc-callout{margin:0 0 1.6em;background:var(--accent-050);border:1px solid #eeddc4;border-left:5px solid var(--accent);
  border-radius:0 var(--r) var(--r) 0;padding:18px 22px;color:#6b4d24;font-size:1.02rem}
blockquote.drc-callout p{margin:0;color:#6b4d24}
blockquote.drc-callout .lbl{display:block;font-family:var(--sans);font-weight:700;font-size:.78rem;letter-spacing:.08em;
  text-transform:uppercase;color:var(--accent);margin-bottom:6px}

.drc-note{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--r);padding:16px 20px;margin:0 0 1.6em;
  font-size:.95rem;color:var(--ink-2)}

.drc-figure{margin:0 0 1.8em}
.drc-figure img{width:100%;border-radius:var(--r);box-shadow:var(--sh-1);border:1px solid var(--line-2)}
.drc-figure figcaption{font-size:.85rem;color:var(--muted);margin-top:10px;text-align:center;font-family:var(--sans)}

/* horizontal bar chart */
.drc-chart{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px 24px;margin:0 0 1.8em;box-shadow:var(--sh-1)}
.drc-chart .ct{font-family:var(--sans);font-weight:700;font-size:1rem;margin-bottom:4px;color:var(--ink)}
.drc-chart .cs{font-family:var(--sans);font-size:.84rem;color:var(--muted);margin-bottom:18px}
.drc-bar{margin-bottom:15px;font-family:var(--sans)}
.drc-bar .bl{display:flex;justify-content:space-between;font-size:.9rem;margin-bottom:7px;color:var(--ink-2)}
.drc-bar .bl b{color:var(--brand-700);font-weight:600}
.drc-bar .track{height:12px;background:var(--brand-050);border-radius:var(--r-pill);overflow:hidden}
.drc-bar .fill{height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--brand),var(--brand-600))}
.drc-bar.alt .fill{background:linear-gradient(90deg,var(--accent),#b5772c)}

/* step timeline */
.drc-steps{list-style:none;counter-reset:st;margin:0 0 1.8em;padding:0}
.drc-steps li{counter-increment:st;position:relative;padding:0 0 22px 56px;font-family:var(--sans)}
.drc-steps li::before{content:counter(st);position:absolute;left:0;top:0;width:38px;height:38px;border-radius:50%;
  background:var(--brand);color:#fff;font-family:var(--serif);font-weight:700;display:flex;align-items:center;justify-content:center;font-size:1.05rem;box-shadow:var(--sh-brand)}
.drc-steps li::after{content:"";position:absolute;left:18px;top:38px;bottom:0;width:2px;background:var(--brand-100)}
.drc-steps li:last-child::after{display:none}
.drc-steps li b{display:block;font-family:var(--serif);color:var(--ink);font-size:1.06rem;margin-bottom:4px}
.drc-steps li span{color:var(--ink-2);font-size:.96rem}

/* FAQ */
.drc-faq{margin:0 0 1.4em}
.drc-faq details{border:1px solid var(--line);border-radius:var(--r);margin-bottom:12px;overflow:hidden;background:#fff;box-shadow:var(--sh-1)}
.drc-faq summary{cursor:pointer;list-style:none;padding:18px 22px;font-family:var(--serif);font-weight:700;color:var(--ink);
  font-size:1.05rem;display:flex;justify-content:space-between;align-items:center;gap:16px}
.drc-faq summary::-webkit-details-marker{display:none}
.drc-faq summary::after{content:"";width:11px;height:11px;border-right:2px solid var(--brand);border-bottom:2px solid var(--brand);
  transform:rotate(45deg);transition:transform .2s;flex:0 0 auto}
.drc-faq details[open] summary::after{transform:rotate(-135deg)}
.drc-faq .a{padding:0 22px 20px;color:var(--ink-2);font-size:.98rem}
.drc-faq .a p{margin:0 0 .7em}

.drc-source{font-size:.86rem;color:var(--muted);border-top:1px solid var(--line);margin-top:2.2em;padding-top:16px}
.drc-source a{color:var(--brand-600)}

.legal-notice,.ai-notice{font-family:var(--sans)}
.post-body .ai-notice{font-size:.85em;color:#888;margin-top:2em}

/* related + cta */
.drc-related{background:var(--bg-soft);border-top:1px solid var(--line);padding:var(--sp-6) 0}
.drc-related h2{font-size:1.5rem;text-align:center;margin-bottom:6px}
.drc-related .sub{text-align:center;color:var(--muted);margin-bottom:34px;font-family:var(--sans)}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;display:flex;flex-direction:column}
.pcard:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.pcard .thumb{aspect-ratio:16/10;background-size:cover;background-position:center}
.pcard .pc-body{padding:20px 22px 24px}
.pcard .pc-cat{font-family:var(--sans);font-size:.74rem;font-weight:700;letter-spacing:.06em;color:var(--brand);text-transform:uppercase}
.pcard h3{font-size:1.12rem;margin:8px 0 0;line-height:1.4}
.pcard h3 a{color:var(--ink)}
.pcard:hover h3 a{color:var(--brand-700)}

.drc-cta{background:linear-gradient(135deg,var(--brand-700),var(--brand));color:#fff;border-radius:var(--r-xl);
  padding:44px 48px;margin:var(--sp-5) auto 0;max-width:var(--read);text-align:center;box-shadow:var(--sh-brand)}
.drc-cta h2{color:#fff;font-size:1.6rem;margin-bottom:12px}
.drc-cta p{color:#d6ecee;margin-bottom:24px}
.drc-cta .btn-ghost{background:#fff;border-color:#fff}

/* page (static) */
.page-hero{background:linear-gradient(180deg,var(--brand-050),#fff);border-bottom:1px solid var(--line-2);padding:var(--sp-6) 0 var(--sp-4)}
.page-hero h1{font-size:clamp(1.7rem,4vw,2.5rem)}
.page-hero p{color:var(--muted);max-width:640px;font-family:var(--sans)}
.page-body{padding:var(--sp-5) 0 var(--sp-4)}
.page-body .read h2{font-size:1.4rem;margin-top:1.8em}
.page-body .read h2::before{content:"";display:block;width:44px;height:4px;border-radius:3px;background:var(--brand);margin-bottom:12px}
.page-body .read h3{font-size:1.1rem;color:var(--brand-700)}
.page-body address{font-style:normal}

/* archive list */
.arch-hero{background:linear-gradient(180deg,var(--brand-050),#fff);padding:var(--sp-6) 0 var(--sp-4);border-bottom:1px solid var(--line-2)}
.arch-body{padding:var(--sp-5) 0 var(--sp-4)}
.arch-body .card-grid{grid-template-columns:repeat(3,1fr)}

/* ============ Responsive ============ */
@media (max-width:900px){
  .site-footer .cols{grid-template-columns:1fr;gap:28px}
  .card-grid,.arch-body .card-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  body{font-size:16px}
  .nav{position:fixed;inset:72px 0 auto 0;background:#fff;flex-direction:column;align-items:stretch;gap:2px;
    padding:14px 20px 22px;border-bottom:1px solid var(--line);box-shadow:var(--sh-2);transform:translateY(-140%);
    transition:transform .26s ease;visibility:hidden}
  .nav.open{transform:translateY(0);visibility:visible}
  .nav a{padding:14px 12px}
  .nav .btn{margin:8px 0 0;justify-content:center}
  .nav-toggle{display:flex}
  .card-grid,.arch-body .card-grid{grid-template-columns:1fr}
  .post-hero{min-height:340px}
  .drc-cta{padding:34px 24px}
  .brand .tag{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}