/*
Theme Name: LeakCost Guide
Theme URI: https://aptleakcost.zibsuri.com
Author: LeakCost
Description: 아파트·주택 누수탐지 비용 정보 플랫폼 전용 테마. 메인 html.php 디자인 시스템(8pt 스케일·딥블루/시안/앰버 토큰·Pretendard+Noto Serif KR)을 그대로 상속한다.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 7.0
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: leakcost
*/

:root{
  --primary:#0F4C81;
  --primary-deep:#0A3A63;
  --accent:#22A7C7;
  --amber:#F2A33C;
  --ink:#1B2A38;
  --text:#46586B;
  --muted:#6E7F90;
  --bg:#F7FAFC;
  --bg-soft:#EEF2F6;
  --white:#FFFFFF;
  --border:#E3E9F0;
  --border-strong:#CBD7E3;
  --ok:#2F9E7E;
  --warn:#D9772F;
  --s-1:8px; --s-2:16px; --s-3:24px; --s-4:32px; --s-5:40px; --s-6:48px; --s-7:64px; --s-8:80px; --s-9:96px; --s-10:120px;
  --r-sm:8px; --r-md:14px; --r-lg:20px; --r-xl:28px; --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(15,32,54,.05),0 4px 12px rgba(15,32,54,.05);
  --shadow-md:0 2px 4px rgba(15,32,54,.05),0 12px 32px rgba(15,32,54,.09);
  --shadow-lg:0 6px 16px rgba(15,32,54,.08),0 24px 60px rgba(15,32,54,.12);
  --t:200ms cubic-bezier(.2,.7,.3,1);
  --font-ui:'Pretendard Variable',Pretendard,-apple-system,BlinkMacSystemFont,'Apple SD Gothic Neo','Malgun Gothic',sans-serif;
  --font-serif:'Noto Serif KR','Apple SD Gothic Neo','Malgun Gothic',serif;
  --maxw:1160px; --colw:780px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-ui);font-size:17px;line-height:1.72;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto}
a{color:var(--primary);text-decoration:none;transition:color var(--t)}
a:hover{color:var(--accent)}
:focus-visible{outline:3px solid rgba(34,167,199,.45);outline-offset:2px;border-radius:4px}

.lc-wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.lc-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.lc-header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:68px}
.lc-brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:var(--ink);letter-spacing:-.01em}
.lc-brand .brand-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--accent));display:inline-flex;align-items:center;justify-content:center;color:#fff;flex:none}
.lc-brand small{display:block;font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.04em;line-height:1.3}
.lc-nav{display:flex;align-items:center;gap:6px}
.lc-nav a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border-radius:var(--r-sm);font-size:15px;font-weight:600;color:var(--text)}
.lc-nav a:hover{background:var(--bg-soft);color:var(--primary)}
.lc-nav .cta{background:var(--primary);color:#fff;border-radius:var(--r-pill);padding:0 20px}
.lc-nav .cta:hover{background:var(--primary-deep);color:#fff}
.lc-burger{display:none;background:none;border:1px solid var(--border);border-radius:10px;width:44px;height:44px;cursor:pointer;color:var(--ink);font-size:20px}
@media(max-width:920px){
  .lc-nav{position:fixed;inset:68px 0 auto 0;background:#fff;border-bottom:1px solid var(--border);flex-direction:column;align-items:stretch;padding:12px 20px 20px;gap:2px;display:none;box-shadow:var(--shadow-md)}
  .lc-nav.open{display:flex}
  .lc-nav a{justify-content:flex-start}
  .lc-burger{display:inline-flex;align-items:center;justify-content:center}
}

/* ---------- Hero (single/page) ---------- */
.lc-hero{background:linear-gradient(180deg,#EFF5FA 0%,var(--bg) 100%);border-bottom:1px solid var(--border);padding:56px 0 44px}
.lc-hero .crumb{display:flex;flex-wrap:wrap;gap:6px;font-size:13px;color:var(--muted);margin:0 0 18px}
.lc-hero .crumb a{color:var(--muted);font-weight:600}
.lc-hero h1{font-family:var(--font-serif);font-size:clamp(30px,4.6vw,46px);line-height:1.25;letter-spacing:-.015em;margin:0 0 18px;color:var(--primary-deep)}
.lc-hero .excerpt{font-size:17px;color:var(--text);max-width:640px;margin:0 0 8px}
.lc-hero .meta{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:14px;color:var(--muted);margin-top:14px}
.lc-hero .meta a{color:var(--primary);font-weight:600}

/* ---------- Layout ---------- */
.lc-main{padding:var(--s-7) 0 var(--s-9)}
.lc-col{max-width:var(--colw);margin:0 auto}
.entry-content{font-size:17px;line-height:1.78;color:#33455A}
.entry-content h2{font-size:25px;line-height:1.4;letter-spacing:-.015em;color:var(--primary-deep);margin:56px 0 18px;padding-top:8px;position:relative}
.entry-content h2::before{content:"";display:block;width:34px;height:4px;border-radius:99px;background:linear-gradient(90deg,var(--primary),var(--accent));margin-bottom:14px}
.entry-content h3{font-size:19px;color:var(--primary-deep);margin:34px 0 12px}
.entry-content p{margin:0 0 18px}
.entry-content a{font-weight:600;text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(15,76,129,.35)}
.entry-content ul,.entry-content ol{margin:0 0 20px;padding-left:22px}
.entry-content li{margin:7px 0}
.entry-content ul li::marker{color:var(--accent)}
.entry-content ol li::marker{color:var(--primary);font-weight:700}
.entry-content strong{color:var(--ink)}

/* key summary */
.key-summary{background:linear-gradient(135deg,#F0F6FB,#E9F3F8);border:1px solid #D7E6F0;border-left:4px solid var(--primary);border-radius:0 var(--r-lg) var(--r-lg) 0;padding:22px 24px;margin:0 0 28px}
.key-summary p{margin:0 0 10px}
.key-summary ul{margin:0;padding-left:20px}
.key-summary li{margin:6px 0;color:#3A4E63}

/* tables */
.table-wrap{overflow-x:auto;margin:22px 0 24px;border-radius:var(--r-md);border:1px solid var(--border);box-shadow:var(--shadow-sm);-webkit-overflow-scrolling:touch}
.cmp-table{width:100%;border-collapse:collapse;background:#fff;font-size:15px;line-height:1.6;min-width:560px}
.cmp-table thead th{background:#F2F6FA;color:var(--primary-deep);font-weight:700;text-align:left;padding:13px 16px;border-bottom:2px solid #D8E4EE;white-space:nowrap}
.cmp-table tbody td{padding:13px 16px;border-bottom:1px solid var(--border);color:var(--text);vertical-align:top}
.cmp-table tbody tr:last-child td{border-bottom:none}
.cmp-table tbody tr:nth-child(even){background:#FBFCFE}
.cmp-table tbody tr:hover{background:#F3F8FB}

/* callouts */
.callout{border-radius:var(--r-md);padding:18px 22px;margin:24px 0;font-size:15.5px;line-height:1.7}
.callout p{margin:4px 0}
.callout.info{background:#EDF7FA;border:1px solid #CFE9F0;border-left:4px solid var(--accent)}
.callout.warn{background:#FDF4E7;border:1px solid #F5E0C0;border-left:4px solid var(--amber)}
.callout.tip{background:#EDF7F2;border:1px solid #CFE9DC;border-left:4px solid var(--ok)}

/* bar chart */
.bar-chart{background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);padding:24px 24px 20px;margin:24px 0;box-shadow:var(--shadow-sm)}
.chart-title{font-weight:700;color:var(--primary-deep);margin:0 0 18px;font-size:15px}
.bar-item{display:grid;grid-template-columns:minmax(140px,220px) 1fr 92px;align-items:center;gap:14px;margin:12px 0}
.bar-label{font-size:13.5px;font-weight:600;color:var(--text)}
.bar-track{height:12px;background:var(--bg-soft);border-radius:99px;overflow:hidden}
.bar-fill{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--primary),var(--accent))}
.bar-val{font-size:12.5px;color:var(--muted);text-align:right;white-space:nowrap}
@media(max-width:560px){.bar-item{grid-template-columns:1fr;gap:6px}.bar-val{text-align:left}}

/* step flow */
.step-flow{padding-bottom:10px}
.step-item{display:flex;gap:16px;align-items:flex-start;padding:14px 0;border-bottom:1px dashed var(--border)}
.step-item:last-child{border-bottom:none}
.step-num{flex:none;width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-weight:800;font-size:14px;display:inline-flex;align-items:center;justify-content:center;font-family:var(--font-serif)}
.step-txt strong{display:block;color:var(--primary-deep);margin-bottom:2px}
.step-txt span{font-size:14px;color:var(--text)}

/* faq */
.faq{margin:18px 0 8px}
.faq details{border:1px solid var(--border);border-radius:var(--r-md);background:#fff;margin:10px 0;overflow:hidden;box-shadow:var(--shadow-sm)}
.faq summary{cursor:pointer;padding:16px 20px;font-weight:700;color:var(--primary-deep);font-size:15.5px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:52px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:20px;color:var(--accent);transition:transform var(--t);flex:none}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details[open] summary{background:#F6FAFD}
.faq details p{padding:0 20px 16px;margin:0;color:var(--text);font-size:15px}

/* figures */
.entry-content figure{margin:26px 0}
.entry-content figure img{border-radius:var(--r-lg);box-shadow:var(--shadow-md)}
.entry-content figcaption{font-size:13.5px;color:var(--muted);text-align:center;margin-top:10px}

/* inline images in posts */
.post-fig img{border-radius:var(--r-lg);box-shadow:var(--shadow-md);display:block}

/* legal / ai notices */
.legal-notice p,.ai-notice p{margin:4px 0}
.legal-notice a,.ai-notice a{color:inherit}

/* related posts */
.lc-related{margin-top:var(--s-8);border-top:1px solid var(--border);padding-top:var(--s-6)}
.lc-related h2{font-family:var(--font-serif);font-size:24px;color:var(--primary-deep);margin:0 0 22px;letter-spacing:-.015em}
.lc-related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}
.lc-card{background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform var(--t),box-shadow var(--t);display:block;color:var(--ink)}
.lc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);color:var(--ink)}
.lc-card img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}
.lc-card .card-body{padding:16px 18px 18px}
.lc-card .card-body h3{font-size:15.5px;margin:0 0 6px;color:var(--primary-deep);line-height:1.45}
.lc-card .card-body span{font-size:12.5px;color:var(--muted)}

/* post nav */
.lc-pagenav{display:flex;justify-content:space-between;gap:16px;margin-top:var(--s-6);padding-top:var(--s-4);border-top:1px solid var(--border);font-size:14.5px}

/* ---------- Footer ---------- */
.lc-footer{background:#0D2136;color:#C3D1DE;margin-top:0}
.lc-footer-top{padding:var(--s-7) 0 var(--s-5);display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.lc-footer h4{color:#fff;font-size:15px;margin:0 0 14px}
.lc-footer .desc{color:#93A7B9;font-size:14.5px;max-width:340px;line-height:1.7}
.lc-footer ul{list-style:none;margin:0;padding:0}
.lc-footer li{margin:9px 0}
.lc-footer a{color:#C3D1DE;font-size:14.5px}
.lc-footer a:hover{color:#fff}
.lc-footer .legal{background:rgba(255,255,255,.04);border-left:3px solid var(--accent);border-radius:0 var(--r-md) var(--r-md) 0;padding:16px 20px;margin-top:var(--s-4);font-size:12.5px;line-height:1.7;color:#93A7B9}
.lc-footer .legal p{margin:4px 0}
.lc-footer .ai-note{font-size:12.5px;color:#7E93A7;margin-top:14px}
.lc-footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:#7E93A7}
@media(max-width:860px){.lc-footer-top{grid-template-columns:1fr;gap:28px}}

/* ---------- Generic pages / archive ---------- */
.lc-archive-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px;margin-top:28px}
.lc-post-card{background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform var(--t),box-shadow var(--t);display:flex;flex-direction:column;color:var(--ink)}
.lc-post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);color:var(--ink)}
.lc-post-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.lc-post-card .pbody{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.lc-post-card h3{margin:0;font-size:18px;color:var(--primary-deep);line-height:1.4}
.lc-post-card p{margin:0;font-size:14.5px;color:var(--text);line-height:1.65}
.lc-post-card .more{margin-top:auto;font-weight:700;font-size:14px}
.page-entry{padding:var(--s-5) 0}
.page-entry h2{color:var(--primary-deep);margin:36px 0 14px;font-size:22px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 26px;border-radius:var(--r-pill);font-weight:700;font-size:15px;transition:transform var(--t),box-shadow var(--t),background var(--t);border:0;cursor:pointer}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(15,76,129,.28)}
.btn-primary:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(15,76,129,.32)}
.btn-ghost{background:#fff;color:var(--primary);border:1px solid var(--border-strong)}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px)}

@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}