/*
Theme Name: 디지털 생활설명서
Author: OpenAI
Description: 스마트폰·컴퓨터·인터넷 문제 해결형 정보 사이트용 워드프레스 테마
Version: 1.0.0
Text Domain: digital-life-guide
*/
:root{
  --primary:#10305c;
  --primary-2:#174a8f;
  --accent:#16b5d8;
  --accent-2:#4d7cff;
  --bg:#f5f8fc;
  --card:#ffffff;
  --text:#334155;
  --heading:#16345f;
  --muted:#6b7b92;
  --border:#d8e3f0;
  --white:#ffffff;
  --success:#1fa466;
  --shadow:0 14px 36px rgba(16,48,92,.10);
  --radius:18px;
  --max:1140px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--text);font-family:"Noto Sans KR","Apple SD Gothic Neo",sans-serif;line-height:1.75;word-break:keep-all}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(var(--max),calc(100% - 36px));margin:0 auto}
.screen-reader-text{position:absolute!important;height:1px;width:1px;overflow:hidden;clip:rect(1px,1px,1px,1px);white-space:nowrap}

.site-header{position:sticky;top:0;z-index:999;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.header-inner{min-height:76px;display:flex;align-items:center;gap:22px}
.brand{font-size:1.18rem;font-weight:900;color:var(--heading);letter-spacing:-.02em;flex:0 0 auto}
.nav{margin-left:auto}
.nav ul{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav a{display:block;padding:10px 14px;border-radius:10px;font-size:.95rem;font-weight:700;color:var(--heading)}
.nav a:hover,.nav .current-menu-item > a{background:#eef5fb}
.header-search{flex:0 0 auto}
.search-form{display:flex;align-items:center;gap:8px}
.search-field{width:180px;height:42px;padding:0 14px;border:1px solid var(--border);border-radius:12px;background:#fff;font:inherit}
.search-submit{height:42px;padding:0 16px;border:0;border-radius:12px;background:var(--primary);color:#fff;font-weight:800;cursor:pointer}

.hero{background:linear-gradient(135deg,#0f2b50 0%, #174a8f 58%, #15a8cb 100%);color:#fff;padding:84px 0 76px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:54px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;background:rgba(255,255,255,.14);font-size:.84rem;font-weight:800;margin-bottom:18px}
.hero h1{margin:0 0 18px;font-size:clamp(2.1rem,4.8vw,3.2rem);line-height:1.22;letter-spacing:-.05em}
.hero p{margin:0;max-width:720px;color:rgba(255,255,255,.86);font-size:1.03rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;padding:13px 20px;border-radius:12px;font-weight:800;transition:.2s ease}
.btn:hover{transform:translateY(-1px)}
.btn-white{background:#fff;color:var(--primary)}
.btn-ghost{border:1px solid rgba(255,255,255,.45);color:#fff}
.hero-card{background:#fff;color:var(--text);padding:28px;border-radius:22px;box-shadow:0 18px 44px rgba(0,0,0,.15)}
.hero-card h2{margin:0 0 16px;color:var(--heading);font-size:1.35rem}
.check-list{list-style:none;margin:0;padding:0}
.check-list li{position:relative;padding-left:32px;margin:12px 0;color:var(--text)}
.check-list li:before{content:"✓";position:absolute;left:0;top:2px;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;background:#e9f8ef;color:var(--success);font-size:.9rem;font-weight:900}

.section{padding:76px 0}
.section.alt{background:var(--bg)}
.section-title{margin:0;text-align:center;color:var(--heading);font-size:1.95rem;letter-spacing:-.03em}
.section-desc{margin:12px auto 36px;text-align:center;color:var(--muted);max-width:720px}

.steps,.category-grid,.quick-grid,.posts-grid{display:grid;gap:20px}
.steps{grid-template-columns:repeat(4,1fr)}
.category-grid,.quick-grid{grid-template-columns:repeat(3,1fr)}
.posts-grid{grid-template-columns:repeat(3,1fr)}

.step,.category-card,.tool-card,.post-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);transition:.22s ease}
.step:hover,.category-card:hover,.tool-card:hover,.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#c4d7ec}
.step{padding:28px 22px;text-align:center}
.step-num{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;margin:0 auto 14px;background:#edf4fb;color:var(--heading);font-size:1.3rem;font-weight:900}
.step h3{margin:0 0 8px;font-size:1.35rem;color:var(--heading)}
.step p{margin:0;color:var(--muted);font-size:.95rem;line-height:1.7}

.category-card{padding:28px}
.category-icon{display:grid;place-items:center;width:56px;height:56px;border-radius:16px;background:#edf6fb;font-size:1.7rem;margin-bottom:14px}
.category-card h3{margin:0 0 8px;font-size:1.28rem;color:var(--heading);letter-spacing:-.02em}
.category-card p{margin:0;color:var(--muted);font-size:.95rem;line-height:1.7}

.tool-card{padding:26px}
.tool-card small{display:inline-block;font-size:.83rem;font-weight:800;color:var(--accent-2);margin-bottom:6px}
.tool-card h3{margin:0 0 10px;font-size:1.34rem;line-height:1.42;color:var(--heading);letter-spacing:-.02em}
.tool-card p{margin:0;color:var(--muted);font-size:.94rem;line-height:1.7}

.post-card{overflow:hidden;display:flex;flex-direction:column;height:100%}
.post-thumb{position:relative;display:block;aspect-ratio:1200/630;background:linear-gradient(135deg,var(--primary),var(--accent-2));overflow:hidden}
.post-thumb img{width:100%;height:100%;object-fit:cover}
.post-thumb-fallback{position:absolute;inset:0;display:grid;place-items:center;color:#fff;font-size:2.7rem;font-weight:900}
.post-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-cat{display:inline-flex;align-self:flex-start;padding:5px 10px;border-radius:999px;background:#edf4fb;color:var(--accent-2);font-size:.76rem;font-weight:800}
.post-title{margin:0;font-size:1.45rem;line-height:1.42;letter-spacing:-.03em;color:var(--heading);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.84em}
.post-title a:hover{color:var(--primary-2)}
.post-excerpt{margin:0;color:var(--muted);font-size:.95rem;line-height:1.72;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;min-height:5.16em}

.cta-box{display:flex;justify-content:space-between;align-items:center;gap:24px;background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;border-radius:24px;padding:34px 36px}
.cta-box h2{margin:0;font-size:1.8rem;line-height:1.35;letter-spacing:-.03em}
.cta-box p{margin:8px 0 0;color:rgba(255,255,255,.8)}

.archive-header{padding:56px 0 20px}
.archive-header h1,.entry-header h1,.page-header h1{margin:0;color:var(--heading);font-size:2.3rem;line-height:1.28;letter-spacing:-.04em}
.archive-header p,.entry-meta,.page-header p{margin:12px 0 0;color:var(--muted)}
.archive-wrap{padding:24px 0 78px}
.pagination-wrap{margin-top:30px}
.nav-links{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.page-numbers{display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;padding:0 14px;border:1px solid var(--border);border-radius:12px;background:#fff;color:var(--heading);font-weight:800}
.page-numbers.current,.page-numbers:hover{background:#edf4fb}

.content-wrap{max-width:860px;margin:54px auto 84px;padding:0 18px}
.entry-header,.page-header{text-align:center;margin-bottom:30px}
.entry-content,.page-content{font-size:1.02rem}
.entry-content h2,.page-content h2{margin:36px 0 14px;color:var(--heading);font-size:1.7rem;line-height:1.4;letter-spacing:-.03em}
.entry-content h3,.page-content h3{margin:28px 0 10px;color:var(--heading)}
.entry-content p,.page-content p{margin:0 0 18px}
.entry-content ul,.entry-content ol,.page-content ul,.page-content ol{padding-left:22px;margin:0 0 18px}
.entry-content blockquote,.page-content blockquote{margin:28px 0;padding:18px 20px;border-left:4px solid var(--accent);background:#f5fbfd;border-radius:0 12px 12px 0;color:var(--text)}
.entry-content table,.page-content table{width:100%;border-collapse:collapse;margin:18px 0}
.entry-content th,.entry-content td,.page-content th,.page-content td{border:1px solid var(--border);padding:12px 14px;text-align:left}
.entry-content th,.page-content th{background:#f7fafc;color:var(--heading)}
.notice{margin-top:28px;padding:16px 18px;border-left:4px solid var(--accent-2);background:#f3f7fc;border-radius:0 12px 12px 0;color:var(--muted)}

.site-footer{background:#0d2749;color:#fff;padding:42px 0 46px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(320px,.9fr);gap:26px;align-items:start}
.footer-brand strong{display:block;font-size:1.22rem;margin-bottom:10px}
.footer-brand p{margin:0;color:rgba(255,255,255,.76)}
.footer-brand small{display:block;margin-top:16px;color:rgba(255,255,255,.62)}
.footer-links{display:flex;justify-content:flex-end;gap:18px;flex-wrap:wrap}
.footer-links a{font-weight:700;color:#fff;opacity:.95}
.footer-links a:hover{opacity:1;text-decoration:underline}

@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .category-grid,.quick-grid,.posts-grid{grid-template-columns:repeat(2,1fr)}
  .nav{display:none}
  .header-search{margin-left:auto}
  .cta-box{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr}
  .footer-links{justify-content:flex-start}
}
@media (max-width:640px){
  .container{width:min(var(--max),calc(100% - 28px))}
  .header-inner{min-height:68px}
  .search-field{width:132px}
  .hero{padding:64px 0 58px}
  .hero h1{font-size:2.1rem}
  .section{padding:62px 0}
  .steps,.category-grid,.quick-grid,.posts-grid{grid-template-columns:1fr}
  .section-title{font-size:1.7rem}
  .cta-box{padding:28px}
  .btn{width:100%}
  .header-search{display:none}
}