@charset "utf-8";
/* =========================================================
   수업꾸러미 자료실 - 공통 스타일
   경기도교육청 AI 교수·학습 플랫폼 톤(파스텔 그라데이션 + 남색)에 맞춤
   레이아웃: 1200px 컨테이너, 900px 이하 모바일 메뉴/필터 시트, 600px 이하 1열
   ========================================================= */
:root{
  --navy:#1F2A44; --navy-2:#2B3858; --ink:#1E2230; --muted:#5A6070; --faint:#7A8090;
  --line:#E4E7EE; --line-2:#D3D8E2; --bg:#F7F8FB; --white:#FFFFFF; --chip:#EEF0F4; --chip-2:#E2E5EC;
  --indigo:#4B55C9; --indigo-d:#3A43A8; --indigo-50:#E8EAFD;
  --pink:#D2486A; --pink-50:#FDE9EE; --mint:#2A8E70; --mint-50:#E3F8F1; --amber:#B86A12; --amber-50:#FFF4DC;
  --danger:#C42F3A; --danger-50:#FDECEE; --warn:#8A5A00; --warn-50:#FFF4D6; --ok:#2B7A4B; --ok-50:#E6F4EA;
  --r-s:10px; --r-m:14px; --r-l:22px;
  --shadow:0 8px 24px rgba(31,42,68,.06); --shadow-2:0 18px 40px rgba(31,42,68,.10);
  --wrap:1200px;
  --font:'Pretendard','Noto Sans KR','Apple SD Gothic Neo','Malgun Gothic',sans-serif;
  color-scheme:light;
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.6;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;word-break:keep-all;overflow-wrap:break-word}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
img,svg{max-width:100%;vertical-align:middle}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
table{border-collapse:collapse;width:100%}
[hidden]{display:none !important}
:focus-visible{outline:3px solid var(--indigo);outline-offset:2px;border-radius:4px}
.sr-only{position:absolute !important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:16px;top:-60px;z-index:999;background:var(--navy);color:#fff;padding:10px 16px;border-radius:8px;text-decoration:none;font-weight:700}
.skip-link:focus{top:12px}
body.is-locked{overflow:hidden}

.container{max-width:var(--wrap);margin:0 auto;padding-left:max(24px,env(safe-area-inset-left,0px));padding-right:max(24px,env(safe-area-inset-right,0px))}
@media (max-width:600px){.container{padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 20px;border-radius:12px;border:1px solid transparent;font-size:15px;font-weight:700;text-decoration:none;white-space:nowrap;transition:background .15s,border-color .15s,color .15s}
.btn svg{width:18px;height:18px;flex:none}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--navy-2)}
.btn-accent{background:var(--indigo);color:#fff}
.btn-accent:hover{background:var(--indigo-d)}
.btn-line{background:#fff;border-color:var(--line-2);color:var(--ink)}
.btn-line:hover{border-color:var(--ink)}
.btn-soft{background:var(--chip);color:var(--ink)}
.btn-soft:hover{background:var(--chip-2)}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{background:#A82530}
.btn-text{background:none;border:0;padding:0 6px;min-height:36px;color:var(--indigo)}
.btn-lg{min-height:56px;padding:0 30px;font-size:17px;border-radius:14px}
.btn-sm{min-height:36px;padding:0 12px;font-size:14px;border-radius:9px}
.btn-block{width:100%}
.btn[disabled],.btn[aria-disabled="true"]{background:var(--chip);border-color:var(--chip);color:var(--faint);cursor:not-allowed;pointer-events:none}

/* ---------- form ---------- */
.input,.select,.textarea{width:100%;min-height:48px;padding:0 16px;background:#fff;border:1px solid var(--line-2);border-radius:12px;font-size:16px;transition:border-color .15s}
.textarea{padding:12px 16px;min-height:120px;line-height:1.6;resize:vertical}
.select{appearance:none;-webkit-appearance:none;padding-right:40px;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%235A6070' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 16px center}
.input:hover,.select:hover,.textarea:hover{border-color:var(--faint)}
.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--indigo);box-shadow:0 0 0 3px var(--indigo-50)}
.input::placeholder,.textarea::placeholder{color:var(--faint)}
.input-fill{background:var(--chip);border-color:var(--chip)}
.check,.radio{display:inline-flex;align-items:center;gap:8px;cursor:pointer;min-height:32px}
.check input,.radio input{width:20px;height:20px;margin:0;accent-color:var(--indigo);flex:none}

/* ---------- chips / tags / badges ---------- */
.chip{display:inline-flex;align-items:center;gap:6px;min-height:40px;padding:0 18px;background:var(--chip);border:0;border-radius:12px;color:var(--ink);font-size:15px;font-weight:500;text-decoration:none;transition:background .15s}
.chip:hover{background:var(--chip-2)}
.chip.is-on,.chip[aria-pressed="true"]{background:var(--navy);color:#fff}
.chip-x{background:var(--indigo-50);color:var(--indigo-d);font-weight:700;min-height:34px;padding:0 12px;border-radius:999px;font-size:14px}
.chip-x::after{content:"";width:10px;height:10px;background:currentColor;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10'%3E%3Cpath d='M1 1l8 8M9 1L1 9' stroke='black' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E") center/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10'%3E%3Cpath d='M1 1l8 8M9 1L1 9' stroke='black' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E") center/contain no-repeat}
.tags{display:flex;flex-wrap:wrap;gap:6px}
.tag{display:inline-block;font-size:12px;font-weight:500;line-height:1.5;color:#3D4354;background:var(--chip);padding:3px 9px;border-radius:6px}
.badge{display:inline-flex;align-items:center;gap:5px;font-size:13px;font-weight:700;line-height:1.4;padding:3px 10px;border-radius:999px;white-space:nowrap}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.badge-public{background:var(--ok-50);color:var(--ok)}
.badge-private{background:var(--chip);color:#4A5060}
.badge-review{background:var(--warn-50);color:var(--warn)}
.badge-danger{background:var(--danger-50);color:var(--danger)}
.badge-plain::before{display:none}
.label-grade{display:inline-block;font-size:13px;font-weight:700;color:#fff;background:var(--navy);padding:4px 10px;border-radius:7px}

/* ---------- topbar ---------- */
.topbar{background:#fff;border-bottom:1px solid var(--line)}
.topbar-inner{display:flex;align-items:center;gap:16px;min-height:60px;padding-block:8px}
.topbar-msg{flex:1;text-align:center;line-height:1.45}
.topbar-msg strong{display:block;font-size:16px;font-weight:500}
.topbar-msg span{font-size:13px;color:var(--muted)}
.topbar-close{display:inline-flex;align-items:center;gap:6px;background:none;border:0;padding:10px 4px;font-size:14px}
@media (max-width:600px){.topbar-msg{text-align:left}.topbar-msg strong{font-size:14px}.topbar-msg span{display:none}.topbar-close{font-size:13px;flex:none}}

/* ---------- header ---------- */
.site-header{position:relative;z-index:30;background:#fff;border-bottom:1px solid var(--line)}
.home .site-header{background:transparent;border-bottom:0}
.header-inner{display:flex;align-items:flex-start;gap:16px;min-height:96px}
.logo{display:flex;align-items:center;gap:10px;padding-top:28px;text-decoration:none;color:var(--ink)}
.logo img{width:34px;height:36px;object-fit:contain}
.logo-text{display:flex;align-items:center;gap:10px}
.logo-name{font-size:20px;font-weight:900;letter-spacing:-.5px}
.logo-bar{width:1px;height:18px;background:var(--line-2)}
.logo-sub{font-size:16px;font-weight:700;color:var(--indigo)}
.gnb{margin-left:auto;display:flex;gap:10px}
.gnb a{display:block;width:112px;padding:18px 10px 16px;background:var(--navy);color:#fff;text-align:center;text-decoration:none;font-size:16px;font-weight:700;line-height:1.4;border-radius:0 0 14px 14px;box-shadow:0 8px 18px rgba(31,42,68,.22);transition:padding .2s ease,background .2s ease}
.gnb a:hover{padding-top:24px}
.gnb a[aria-current="page"]{background:var(--indigo)}
.menu-btn{display:none;margin-left:auto;width:48px;height:48px;align-items:center;justify-content:center;background:var(--navy);border:0;border-radius:12px;color:#fff}
@media (max-width:900px){
  .header-inner{min-height:76px;align-items:center}
  .logo{padding-top:0}
  .gnb{display:none}
  .menu-btn{display:inline-flex}
}
@media (max-width:600px){
  .logo-text{flex-direction:column;align-items:flex-start;gap:0;line-height:1.3}
  .logo-bar{display:none}
  .logo-name{font-size:15px}
  .logo-sub{font-size:15px}
}

/* mobile full menu */
.mnav{position:fixed;inset:0;z-index:200;display:flex;flex-direction:column;gap:8px;background:var(--navy);color:#fff;padding:max(20px,env(safe-area-inset-top,0px)) max(24px,env(safe-area-inset-right,0px)) 32px max(24px,env(safe-area-inset-left,0px));overflow-y:auto}
.mnav-head{display:flex;align-items:center;justify-content:space-between;min-height:56px;margin-bottom:16px}
.mnav-head strong{font-size:18px}
.mnav-close{width:48px;height:48px;border:0;border-radius:12px;background:rgba(255,255,255,.1);color:#fff;display:inline-flex;align-items:center;justify-content:center}
.mnav a{color:#fff;text-decoration:none}
.mnav-main{display:block;font-size:24px;font-weight:700;padding:14px 0;border-bottom:1px solid #3A4766}
.mnav-sub{display:flex;flex-direction:column;padding:10px 0 6px 2px}
.mnav-sub a{color:#C9D0E0;font-size:17px;padding:8px 0}

/* ---------- home hero ---------- */
.home .page-wrap{position:relative;overflow-x:hidden;background-color:var(--bg);background-image:
  linear-gradient(180deg,rgba(247,248,251,0) 72%,#F7F8FB 100%),
  radial-gradient(circle at 0% 0%,#FCE1E7 0%,rgba(252,225,231,0) 42%),
  radial-gradient(circle at 0% 100%,#D9F4EA 0%,rgba(217,244,234,0) 40%),
  radial-gradient(circle at 100% 15%,#D8E5FB 0%,rgba(216,229,251,0) 45%),
  radial-gradient(circle at 95% 100%,#E2DDFA 0%,rgba(226,221,250,0) 50%),
  linear-gradient(#fff,#fff);background-size:100% 1180px;background-repeat:no-repeat}
.home-hero{position:relative}
.hero{display:flex;flex-wrap:wrap;align-items:center;gap:32px;padding-block:48px 64px}
.hero-text{flex:1 1 480px;min-width:0;display:flex;flex-direction:column;gap:20px}
.hero-eyebrow{font-size:30px;font-weight:700;letter-spacing:-.8px}
.hero-title{font-size:54px;line-height:1.22;font-weight:900;letter-spacing:-1.6px;text-wrap:balance}
.hero-desc{font-size:19px;line-height:1.65;color:var(--muted)}
.hero-stats{display:flex;flex-wrap:wrap;gap:40px}
.hero-stats strong{display:block;font-size:32px;font-weight:900;color:var(--navy);font-variant-numeric:tabular-nums;line-height:1.3}
.hero-stats span{font-size:14px;color:var(--muted)}
.rise{animation:rise .7s ease both}
.rise-1{animation-delay:.1s}.rise-2{animation-delay:.2s}.rise-3{animation-delay:.3s}.rise-4{animation-delay:.4s}

.hero-art{flex:1 1 420px;min-width:0;position:relative;height:470px}
.hero-art>*{position:absolute}
.art-laptop{left:calc(50% - 175px);top:80px;width:350px;animation:float 7s ease-in-out infinite}
.art-screen{position:relative;height:236px;border:10px solid #F3F4FB;border-radius:22px;background:linear-gradient(140deg,#D6D9FC 0%,#9AA1F2 100%);box-shadow:inset 0 2px 0 rgba(255,255,255,.7),0 26px 50px rgba(92,101,200,.28);overflow:hidden}
.art-doc{position:absolute;left:calc(50% - 60px);top:34px;width:120px;height:150px;background:#fff;border-radius:14px;box-shadow:0 10px 20px rgba(60,70,170,.25);transform-origin:50% 100%}
.art-doc.d1{animation:fan1 4s ease-in-out infinite}
.art-doc.d3{animation:fan3 4s ease-in-out infinite}
.art-doc.d2{left:calc(50% - 64px);top:28px;width:128px;height:160px;padding:16px;display:flex;flex-direction:column;gap:9px;box-shadow:0 12px 24px rgba(60,70,170,.3)}
.art-ext{position:absolute;top:14px;font-size:12px;font-weight:900;color:#fff;padding:3px 8px;border-radius:5px;line-height:1.3}
.art-ext.hwp{left:14px;background:#2F6FC0}
.art-ext.pdf{right:14px;background:var(--mint)}
.art-ext.ppt{position:static;align-self:flex-start;background:var(--pink)}
.art-line{height:8px;border-radius:4px;background:#E6E8F5}
.art-line.short{width:70%}
.art-block{flex:1;border-radius:8px;background:#EEF0FD}
.art-base{position:relative;left:-30px;width:410px;height:24px;margin:-2px auto 0;background:linear-gradient(180deg,#fff 0%,#DFE2F2 100%);border-radius:4px 4px 22px 22px;box-shadow:0 18px 30px rgba(92,101,200,.22)}
.art-bubble{left:6%;top:60px;width:76px;height:64px;border-radius:34px 34px 34px 10px;background:radial-gradient(circle at 30% 25%,#FFF1B8 0%,#FFD24F 55%,#F2B624 100%);box-shadow:0 14px 24px rgba(242,182,36,.35);display:flex;align-items:center;justify-content:center;gap:6px;animation:bob 4.5s ease-in-out infinite}
.art-bubble i{width:9px;height:9px;border-radius:50%;background:#fff}
.art-photo{left:50%;top:0;width:72px;height:64px;border-radius:16px;background:linear-gradient(145deg,#C6F3E6 0%,#6FD2B8 100%);box-shadow:inset 0 2px 0 rgba(255,255,255,.7),0 14px 24px rgba(63,191,160,.32);display:flex;align-items:center;justify-content:center;animation:floatb 6s ease-in-out infinite}
.art-link{right:4%;top:70px;display:flex;align-items:center;animation:floatc 6.5s .6s ease-in-out infinite}
.art-link i{width:36px;height:52px;border-radius:10px;background:linear-gradient(145deg,#FFC2CE 0%,#F17F96 100%);box-shadow:0 12px 20px rgba(241,127,150,.3)}
.art-link b{width:34px;height:12px;background:#F6A9B8}
.art-play{left:2%;top:300px;width:78px;height:72px;border-radius:20px;background:linear-gradient(145deg,#FFC8D4 0%,#EE6F8C 100%);box-shadow:inset 0 2px 0 rgba(255,255,255,.6),0 14px 26px rgba(238,111,140,.32);display:flex;align-items:center;justify-content:center;animation:floatb 5.5s 1s ease-in-out infinite}
.art-play span{width:34px;height:34px;border-radius:50%;background:#fff;display:flex;align-items:center;justify-content:center}
.art-video{right:2%;top:270px;width:104px;height:80px;border-radius:20px;background:linear-gradient(145deg,#DDEEFD 0%,#94C7F3 100%);box-shadow:inset 0 2px 0 rgba(255,255,255,.7),0 14px 26px rgba(80,150,220,.28);display:flex;align-items:center;justify-content:center;animation:float 6s .3s ease-in-out infinite}
.art-bars{left:calc(50% - 40px);bottom:0;display:flex;align-items:flex-end;gap:8px;padding:0 12px 10px;background:linear-gradient(180deg,rgba(255,255,255,0) 0%,#E7E5FB 100%);border-radius:0 0 14px 14px}
.art-bars i{width:20px;border-radius:10px;transform-origin:50% 100%;animation:grow 3s ease-in-out infinite}
.art-bars i:nth-child(1){height:44px;background:linear-gradient(180deg,#FFB3C2,#F2879C)}
.art-bars i:nth-child(2){height:66px;background:linear-gradient(180deg,#A9EDD9,#5ECBAE);animation-delay:.4s}
.art-bars i:nth-child(3){height:84px;background:linear-gradient(180deg,#FFD9A6,#F5A750);animation-delay:.8s}
.art-dot{border-radius:50%;animation:bob 4s ease-in-out infinite}
.art-dot.o1{left:70%;top:18px;width:22px;height:22px;background:radial-gradient(circle at 35% 30%,#FFE3C2,#F7B56D)}
.art-dot.o2{left:22%;bottom:40px;width:28px;height:28px;background:radial-gradient(circle at 35% 30%,#DDE3FF,#8C98EE);animation-duration:5s;animation-delay:.5s}
.art-dot.o3{right:12%;bottom:70px;width:16px;height:16px;background:radial-gradient(circle at 35% 30%,#BDF0E2,#3FB08F);animation-duration:3.6s}
.art-dot.o4{left:14%;top:230px;width:12px;height:12px;background:#F59AAE;animation-duration:4.2s}
.scroll-down{position:absolute;left:32px;bottom:150px;display:flex;flex-direction:column;align-items:center;gap:8px;font-size:15px;letter-spacing:1px}
.scroll-down span{writing-mode:vertical-rl}
.scroll-down svg{animation:bounce 1.6s ease-in-out infinite}
@media (max-width:1320px){.scroll-down{display:none}}
@media (max-width:760px){
  .hero{padding-block:24px 40px}
  .hero-eyebrow{font-size:20px}
  .hero-title{font-size:34px;letter-spacing:-1px}
  .hero-desc{font-size:16px}
  .hero-desc br{display:none}
  .hero-stats{gap:28px}
  .hero-stats strong{font-size:26px}
  .hero-art{display:none}
}

@keyframes rise{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}
@keyframes floatb{0%,100%{transform:translateY(0) rotate(-8deg)}50%{transform:translateY(12px) rotate(-2deg)}}
@keyframes floatc{0%,100%{transform:translateY(0) rotate(10deg)}50%{transform:translateY(-12px) rotate(16deg)}}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
@keyframes grow{0%,100%{transform:scaleY(.55)}50%{transform:scaleY(1)}}
@keyframes bounce{0%,100%{transform:translateY(0)}50%{transform:translateY(6px)}}
@keyframes fan1{0%,100%{transform:rotate(-12deg) translateX(-8px)}50%{transform:rotate(-16deg) translateX(-18px)}}
@keyframes fan3{0%,100%{transform:rotate(12deg) translateX(8px)}50%{transform:rotate(16deg) translateX(18px)}}
@keyframes fadein{from{opacity:0}to{opacity:1}}
@keyframes sheetin{from{transform:translateY(40px);opacity:0}to{transform:none;opacity:1}}

/* quick search (home) */
.quick-search{position:relative;display:flex;flex-wrap:wrap;align-items:center;gap:14px 18px;margin-bottom:64px;padding:24px 28px;background:#fff;border-radius:var(--r-l);box-shadow:0 18px 40px rgba(31,42,68,.08)}
.quick-search>label{font-size:24px;font-weight:900;letter-spacing:-.5px;margin-right:6px}
.quick-search .input{flex:1 1 300px;min-width:0;height:56px;border-radius:14px;font-size:17px}
.quick-search .hot{flex-basis:100%;display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.hot-label{font-size:14px;font-weight:700;color:var(--indigo-d);background:var(--indigo-50);padding:8px 14px;border-radius:10px}
.hot .chip{min-height:38px;border-radius:10px}
@media (max-width:600px){.quick-search{padding:20px;margin-bottom:16px}.quick-search>label{font-size:20px;flex-basis:100%}.quick-search .btn{flex:1}}

/* ---------- sections ---------- */
.section{padding-block:64px 0}
.section-last{padding-bottom:80px}
.section-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 16px;margin-bottom:24px}
.section-title{font-size:28px;font-weight:900;letter-spacing:-.8px}
.section-meta{font-size:15px;color:var(--muted)}
.more{margin-left:auto;font-size:15px;font-weight:700;color:var(--indigo);text-decoration:none}
.more:hover{text-decoration:underline}
@media (max-width:600px){.section{padding-block:44px 0}.section-title{font-size:23px}}

.grade-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
@media (max-width:900px){.grade-list{grid-template-columns:1fr}}
.grade-card{display:flex;align-items:center;gap:20px;padding:28px;background:#fff;border-radius:var(--r-l);box-shadow:var(--shadow);text-decoration:none;color:var(--ink)}
.grade-icon{flex:none;width:68px;height:68px;border-radius:20px;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:900;color:#fff;box-shadow:inset 0 2px 0 rgba(255,255,255,.35),0 10px 18px rgba(31,42,68,.16)}
.grade-icon.e{background:linear-gradient(145deg,#3FAE8C,#257A60)}
.grade-icon.m{background:linear-gradient(145deg,#6670DF,#4049B8)}
.grade-icon.h{background:linear-gradient(145deg,#E8708C,#C23F62)}
.grade-body{flex:1;display:flex;flex-direction:column;gap:2px}
.grade-body strong{font-size:21px}
.grade-body span{font-size:15px;color:var(--muted)}
.arrow{font-size:24px;color:#A0A6B4}
.subject-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:20px}
.subject-row>strong{font-size:15px;margin-right:6px}

.lift{transition:transform .25s ease,box-shadow .25s ease}
.lift:hover{transform:translateY(-6px);box-shadow:var(--shadow-2)}

/* package card */
.pkg-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.pkg-grid>li{display:flex}
.pkg-grid>li>.pkg-card{flex:1}
.pkg-card{display:flex;flex-direction:column;background:#fff;border-radius:var(--r-l);box-shadow:var(--shadow);overflow:hidden;text-decoration:none;color:var(--ink)}
.pkg-thumb{position:relative;overflow:hidden;height:140px;padding:20px;display:flex;flex-direction:column;justify-content:space-between}
.pkg-thumb>*{position:relative}
.pkg-thumb .deco{position:absolute}
.pkg-thumb strong{font-size:26px;font-weight:900;letter-spacing:-.5px;line-height:1.25}
.th-indigo{background:linear-gradient(140deg,#E9EBFE 0%,#CBD0FA 100%)}
.th-mint{background:linear-gradient(140deg,#E3F8F1 0%,#BDEBDD 100%)}
.th-pink{background:linear-gradient(140deg,#FDE9EE 0%,#F9C9D4 100%)}
.th-amber{background:linear-gradient(140deg,#FFF4DC 0%,#FFDFA3 100%)}
.deco-ball{right:18px;bottom:16px;width:54px;height:54px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#fff,#9AA1F2);box-shadow:0 10px 18px rgba(92,101,200,.3)}
.deco-tile{right:18px;bottom:16px;width:52px;height:52px;border-radius:14px;transform:rotate(14deg);background:linear-gradient(145deg,#C6F3E6,#5ECBAE);box-shadow:0 10px 18px rgba(63,191,160,.3)}
.deco-talk{right:18px;bottom:18px;width:64px;height:48px;border-radius:22px 22px 22px 6px;background:linear-gradient(145deg,#FFC8D4,#EE6F8C);box-shadow:0 10px 18px rgba(238,111,140,.3)}
.deco-bars{right:18px;bottom:14px;display:flex;align-items:flex-end;gap:5px}
.deco-bars i{width:12px;border-radius:6px}
.deco-bars i:nth-child(1){height:26px;background:#F2879C}.deco-bars i:nth-child(2){height:40px;background:#5ECBAE}.deco-bars i:nth-child(3){height:54px;background:#F5A750}
.pkg-body{display:flex;flex-direction:column;gap:10px;padding:18px 20px 22px}
.pkg-name{font-size:16px;font-weight:700;line-height:1.45}
.pkg-meta{font-size:13px;color:var(--muted)}

.home-bottom{display:flex;flex-wrap:wrap;gap:20px;align-items:stretch}
.panel{background:#fff;border-radius:var(--r-l);box-shadow:var(--shadow);padding:32px}
@media (max-width:600px){.panel{padding:24px 20px}}
.panel-title{font-size:22px;font-weight:900}
.how{flex:2 1 520px;display:flex;flex-direction:column;gap:24px}
.how ol{display:flex;flex-wrap:wrap;gap:16px}
.how li{flex:1 1 160px;display:flex;flex-direction:column;gap:10px}
.step-num{width:44px;height:44px;border-radius:14px;color:#fff;font-weight:900;display:flex;align-items:center;justify-content:center}
.step-num.s1{background:linear-gradient(145deg,#6670DF,#4049B8)}
.step-num.s2{background:linear-gradient(145deg,#3FAE8C,#257A60)}
.step-num.s3{background:linear-gradient(145deg,#E8708C,#C23F62)}
.how strong{font-size:17px}
.how p{font-size:15px;color:var(--muted)}
.notice-mini{flex:1 1 340px;display:flex;flex-direction:column;gap:12px}
.notice-mini-head{display:flex;align-items:baseline}
.notice-mini li{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--chip)}
.notice-mini li:last-child{border-bottom:0}
.notice-mini li a{flex:1;min-width:0;text-decoration:none;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.notice-mini li a:hover{text-decoration:underline}
.notice-mini time{font-size:14px;color:var(--muted);font-variant-numeric:tabular-nums}
.pin{display:inline-block;font-size:12px;font-weight:700;color:var(--indigo-d);background:var(--indigo-50);padding:1px 7px;border-radius:5px;margin-right:6px;vertical-align:1px}

/* ---------- footer ---------- */
.site-footer{margin-top:auto;background:var(--navy);color:#C3C9D8}
.footer-inner{display:flex;flex-wrap:wrap;gap:24px;align-items:flex-start;padding-block:40px}
.footer-info{flex:1 1 420px;display:flex;flex-direction:column;gap:6px;font-size:14px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:#fff;margin-bottom:6px}
.footer-emblem{width:34px;height:34px;border-radius:8px;background:#fff;display:inline-flex;align-items:center;justify-content:center;flex:none}
.footer-emblem img{width:24px;height:25px}
.footer-info .copy{color:#9AA2B6;margin-top:8px}
.footer-nav{display:flex;flex-wrap:wrap;gap:8px 20px}
.footer-nav a{font-size:14px;color:#C3C9D8;text-decoration:none}
.footer-nav a.is-strong{color:#fff;font-weight:700}
.footer-nav a:hover{text-decoration:underline}
.page-wrap{min-height:100vh;display:flex;flex-direction:column}
.page-wrap>main{flex:1}

/* to-top */
.to-top{position:fixed;right:calc(20px + env(safe-area-inset-right,0px));bottom:calc(20px + env(safe-area-inset-bottom,0px));z-index:40;width:52px;height:52px;border-radius:50%;border:0;background:var(--navy);color:#fff;box-shadow:var(--shadow-2);display:flex;align-items:center;justify-content:center}
.has-dlbar .to-top{bottom:calc(96px + env(safe-area-inset-bottom,0px))}

/* ---------- sub page head ---------- */
.page-head{background:
  radial-gradient(circle at 0% 0%,#FCE8EC 0%,rgba(252,232,236,0) 40%),
  radial-gradient(circle at 100% 0%,#E1E9FB 0%,rgba(225,233,251,0) 45%),#fff;border-bottom:1px solid var(--line);padding-block:32px 36px}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:4px;font-size:14px;color:var(--muted)}
.breadcrumb li+li::before{content:"›";margin:0 6px;color:var(--faint)}
.breadcrumb a{text-decoration:none}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb [aria-current]{color:var(--ink);font-weight:500}
.page-title{margin-top:10px;font-size:36px;font-weight:900;letter-spacing:-1px;line-height:1.3;text-wrap:balance}
.page-desc{margin-top:8px;font-size:16px;color:var(--muted)}
.page-head-extra{margin-top:24px}
.page-body{padding-block:40px 80px}
@media (max-width:600px){.page-title{font-size:27px}.page-head{padding-block:24px 28px}.page-body{padding-block:28px 64px}}

.search-bar{display:flex;flex-wrap:wrap;gap:10px;max-width:760px}
.search-bar .input{flex:1 1 280px;min-width:0;height:56px;font-size:17px;border-radius:14px}
@media (max-width:600px){.search-bar .btn{flex:1}}

/* ---------- search ---------- */
.search-layout{display:flex;align-items:flex-start;gap:28px}
.filter{flex:0 0 280px;position:sticky;top:20px;background:#fff;border-radius:var(--r-l);box-shadow:var(--shadow);padding:24px}
.filter-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.filter-head h2{font-size:19px;font-weight:900}
.filter fieldset{border:0;margin:0;padding:16px 0;border-top:1px solid var(--chip)}
.filter legend{font-size:15px;font-weight:700;padding:0;margin-bottom:10px;float:left;width:100%}
.filter fieldset>*:not(legend){clear:both}
.opt-grid{display:flex;flex-wrap:wrap;gap:8px}
.opt{position:relative}
.opt input{position:absolute;opacity:0;width:1px;height:1px}
.opt span{display:inline-flex;align-items:center;min-height:38px;padding:0 14px;border-radius:10px;background:var(--chip);font-size:14px;font-weight:500;cursor:pointer;transition:background .15s,color .15s}
.opt span:hover{background:var(--chip-2)}
.opt input:checked+span{background:var(--navy);color:#fff}
.opt input:focus-visible+span{outline:3px solid var(--indigo);outline-offset:2px}
.filter .select{margin-top:10px;min-height:44px}
.filter-foot{display:none}
.sheet-grip{display:none}
.results{flex:1;min-width:0}
.results-bar{display:flex;flex-wrap:wrap;align-items:center;gap:10px 12px;margin-bottom:16px}
.results-count{font-size:16px}
.results-count b{color:var(--indigo-d)}
.results-bar .select{width:auto;min-height:42px;font-size:15px;margin-left:auto}
.active-filters{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:16px;min-height:0}
.active-filters:empty{display:none}
.filter-open{display:none}
.result-list{display:flex;flex-direction:column;gap:14px}
.result-item{display:flex;gap:20px;align-items:center;background:#fff;border-radius:18px;box-shadow:var(--shadow);padding:20px 24px}
.result-thumb{flex:none;width:96px;height:96px;border-radius:16px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:2px;font-weight:900;color:var(--navy);text-align:center;line-height:1.25}
.result-thumb small{font-size:12px;font-weight:700;color:var(--muted)}
.result-thumb b{font-size:17px}
.result-main{flex:1;min-width:0;display:flex;flex-direction:column;gap:8px}
.result-title{font-size:18px;font-weight:700;line-height:1.45}
.result-title a{text-decoration:none}
.result-title a:hover{text-decoration:underline}
.result-meta{font-size:14px;color:var(--muted)}
.result-side{flex:none;display:flex;flex-direction:column;align-items:flex-end;gap:8px;font-size:14px;color:var(--muted);font-variant-numeric:tabular-nums}
.pagination{display:flex;justify-content:center;align-items:center;gap:6px;margin-top:32px}
.pagination a,.pagination span{min-width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;padding:0 8px;border-radius:10px;text-decoration:none;font-size:15px;font-variant-numeric:tabular-nums}
.pagination a:hover{background:var(--chip)}
.pagination [aria-current]{background:var(--navy);color:#fff;font-weight:700}
.pagination .is-disabled{color:var(--faint)}
.dim{position:fixed;inset:0;z-index:80;background:rgba(20,26,40,.5);animation:fadein .2s ease}
@media (max-width:900px){
  .search-layout{display:block}
  .filter-open{display:inline-flex}
  .filter{position:fixed;left:0;right:0;bottom:0;top:auto;z-index:90;max-height:86vh;overflow-y:auto;border-radius:22px 22px 0 0;padding:12px max(20px,env(safe-area-inset-right,0px)) calc(20px + env(safe-area-inset-bottom,0px)) max(20px,env(safe-area-inset-left,0px));display:none}
  .filter.is-open{display:block;animation:sheetin .25s ease}
  .sheet-grip{display:block;width:64px;height:6px;margin:0 auto 12px;border-radius:3px;background:var(--line-2)}
  .filter-foot{display:flex;position:sticky;bottom:calc(-20px - env(safe-area-inset-bottom,0px));background:#fff;padding-block:12px 4px}
  .results-bar .select{margin-left:0}
}
@media (max-width:600px){
  .result-item{flex-wrap:wrap;padding:18px;gap:14px}
  .result-thumb{width:64px;height:64px;border-radius:12px}
  .result-thumb b{font-size:13px}
  .result-side{flex-direction:row;width:100%;justify-content:space-between;align-items:center}
}

/* empty state */
.empty{display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center;background:#fff;border-radius:var(--r-l);box-shadow:var(--shadow);padding:48px 24px}
.empty-icon{width:84px;height:84px;border-radius:24px;display:flex;align-items:center;justify-content:center;background:linear-gradient(145deg,#E9EBFE,#CBD0FA)}
.empty h2{font-size:24px;font-weight:900;letter-spacing:-.5px}
.empty p{color:var(--muted)}

/* ---------- package detail ---------- */
.pkg-head-meta{display:flex;flex-wrap:wrap;gap:6px 14px;margin-top:12px;font-size:15px;color:var(--muted)}
.pkg-head-meta b{color:var(--ink);font-weight:500}
.pkg-layout{display:flex;align-items:flex-start;gap:28px}
.pkg-main{flex:1;min-width:0;display:flex;flex-direction:column;gap:24px}
.pkg-aside{flex:0 0 320px;display:flex;flex-direction:column;gap:20px;position:sticky;top:20px}
@media (max-width:1024px){.pkg-layout{flex-direction:column}.pkg-aside{position:static;flex-basis:auto;width:100%}}
.box{background:#fff;border-radius:var(--r-l);box-shadow:var(--shadow);padding:28px}
@media (max-width:600px){.box{padding:22px 18px}}
.box-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:16px}
.box-title{font-size:20px;font-weight:900;letter-spacing:-.4px}
.box>.box-title{margin-bottom:14px}
.info-list{display:grid;grid-template-columns:120px 1fr;gap:12px 16px;font-size:15px}
.info-list dt{color:var(--muted);font-weight:500}
.info-list dd{min-width:0}
@media (max-width:600px){.info-list{grid-template-columns:1fr;gap:4px}.info-list dd{margin-bottom:10px}}
.code{display:inline-block;font-weight:700;color:var(--indigo-d);margin-right:6px}
.table-wrap{position:relative;overflow-x:auto;border:1px solid var(--line);border-radius:16px}
.file-table th,.file-table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);font-size:15px;vertical-align:middle}
.file-table thead th{background:#F4F5F9;font-size:14px;font-weight:700;color:var(--muted);white-space:nowrap}
.file-table tbody tr:last-child td{border-bottom:0}
.file-table .col-check{width:52px}
.file-table .col-act{text-align:right;white-space:nowrap}
.file-name{font-weight:500;word-break:break-all}
.ext{display:inline-flex;align-items:center;justify-content:center;min-width:44px;height:24px;padding:0 6px;border-radius:6px;font-size:11px;font-weight:900;color:#fff;margin-right:8px;vertical-align:1px}
.ext-hwp{background:#2F6FC0}.ext-ppt{background:var(--pink)}.ext-pdf{background:#B83A2E}.ext-doc{background:#3A5BA8}.ext-url{background:var(--navy)}
.file-size{color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}
.dl-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:18px}
.dl-actions .sp{flex:1}
@media (max-width:700px){
  .file-table thead{display:none}
  .file-table,.file-table tbody,.file-table tr,.file-table td{display:block;width:100%}
  .file-table tr{display:grid;grid-template-columns:40px 1fr auto;gap:4px 8px;padding:14px;border-bottom:1px solid var(--line)}
  .file-table tbody tr:last-child{border-bottom:0}
  .file-table td{padding:0;border:0}
  .file-table td.col-check{grid-row:1 / span 3}
  .file-table td.col-type{font-size:13px;color:var(--muted)}
  .file-table td.col-name{grid-column:2 / span 2}
  .file-table td.col-size{grid-column:2}
  .file-table td.col-act{grid-column:3;grid-row:3}
}
.pager-row{display:flex;gap:12px}
.pager-row a{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px;padding:18px 20px;background:#fff;border-radius:16px;box-shadow:var(--shadow);text-decoration:none}
.pager-row a.next{text-align:right}
.pager-row small{font-size:13px;color:var(--muted)}
.pager-row strong{font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.summary-list{display:flex;flex-direction:column;gap:10px;font-size:15px}
.summary-list div{display:flex;justify-content:space-between;gap:12px}
.summary-list dt{color:var(--muted)}
.summary-list dd{font-weight:500;text-align:right;font-variant-numeric:tabular-nums}
.related li+li{border-top:1px solid var(--chip)}
.related a{display:block;padding:12px 0;text-decoration:none;font-size:15px}
.related a:hover{text-decoration:underline}
.related small{display:block;font-size:13px;color:var(--muted)}
.license{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--muted)}
.dl-bar{display:none}
@media (max-width:900px){
  .dl-bar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:50;gap:10px;background:#fff;border-top:1px solid var(--line);padding:12px max(16px,env(safe-area-inset-right,0px)) calc(12px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));box-shadow:0 -8px 24px rgba(31,42,68,.08)}
  .dl-bar .btn{flex:1}
  .has-dlbar .site-footer{padding-bottom:76px}
}

/* ---------- modal / sheet ---------- */
.modal{position:fixed;inset:0;z-index:300;display:flex;align-items:center;justify-content:center;padding:24px}
.modal-dim{position:absolute;inset:0;background:rgba(20,26,40,.55);animation:fadein .2s ease}
.modal-box{position:relative;width:100%;max-width:560px;max-height:calc(100vh - 48px);overflow-y:auto;background:#fff;border-radius:22px;box-shadow:0 30px 60px rgba(20,26,40,.3);padding:32px;display:flex;flex-direction:column;gap:18px;animation:sheetin .25s ease}
.modal-sm{max-width:420px}
.modal-lg{max-width:720px}
.modal-head{display:flex;align-items:flex-start;gap:12px}
.modal-title{flex:1;font-size:24px;font-weight:900;letter-spacing:-.5px}
.modal-x{flex:none;width:40px;height:40px;margin:-6px -8px 0 0;border:0;border-radius:10px;background:none;display:inline-flex;align-items:center;justify-content:center}
.modal-x:hover{background:var(--chip)}
.modal-text{color:var(--muted)}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap}
.notice-box{background:#F4F5F9;border-radius:14px;padding:18px 20px;font-size:15px}
.notice-box ul{display:flex;flex-direction:column;gap:6px}
.notice-box li{padding-left:14px;position:relative}
.notice-box li::before{content:"";position:absolute;left:0;top:.7em;width:5px;height:5px;border-radius:50%;background:var(--faint)}
.agree{display:flex;align-items:center;gap:10px;padding:14px 16px;border:1px solid var(--line-2);border-radius:12px;font-weight:500;cursor:pointer}
.agree input{width:22px;height:22px;accent-color:var(--indigo);margin:0}
@media (max-width:600px){
  .modal{align-items:flex-end;padding:0}
  .modal-box{max-width:none;border-radius:22px 22px 0 0;padding:24px max(20px,env(safe-area-inset-right,0px)) calc(24px + env(safe-area-inset-bottom,0px)) max(20px,env(safe-area-inset-left,0px));max-height:90vh}
  .modal-actions .btn{flex:1}
}

/* PDF viewer */
.viewer{position:fixed;inset:0;z-index:290;display:flex;flex-direction:column;background:#2A3341;color:#fff}
.viewer-bar{display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;padding:12px max(20px,env(safe-area-inset-right,0px)) 12px max(20px,env(safe-area-inset-left,0px));padding-top:max(12px,env(safe-area-inset-top,0px));background:#1E2733}
.viewer-name{flex:1;min-width:0;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.viewer-tools{display:flex;align-items:center;gap:6px}
.vbtn{min-width:40px;height:40px;padding:0 10px;border:0;border-radius:10px;background:rgba(255,255,255,.08);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:15px}
.vbtn:hover{background:rgba(255,255,255,.18)}
.viewer-info{min-width:64px;text-align:center;font-size:15px;color:#C9D0E0;font-variant-numeric:tabular-nums}
.viewer-body{flex:1;min-height:0;display:flex}
.viewer-thumbs{flex:none;width:150px;overflow-y:auto;background:#343E4D;padding:16px 0;display:flex;flex-direction:column;align-items:center;gap:14px}
.vthumb{width:96px;border:3px solid transparent;border-radius:6px;background:#C9CED6;padding:0;aspect-ratio:210/297;position:relative}
.vthumb span{position:absolute;bottom:4px;left:0;right:0;font-size:12px;color:#1E2230;font-weight:700}
.vthumb[aria-current="true"]{border-color:#8FB4F2;background:#fff}
.viewer-stage{flex:1;min-width:0;overflow:auto;display:flex;justify-content:center;align-items:flex-start;padding:32px 16px}
.vpage{--zoom:1;width:calc(520px * var(--zoom));max-width:none;aspect-ratio:210/297;background:#fff;color:var(--ink);border-radius:4px;padding:calc(40px * var(--zoom));display:flex;flex-direction:column;gap:calc(14px * var(--zoom));box-shadow:0 10px 30px rgba(0,0,0,.3);transform-origin:top center}
.vpage h3{font-size:calc(22px * var(--zoom))}
.vpage .ln{height:calc(12px * var(--zoom));border-radius:4px;background:#E4E7EB}
.vpage .ln.s{width:60%}
.vpage .bx{border:2px dashed #C5CBD3;border-radius:8px;flex:1}
.vpage .pg{align-self:center;font-size:calc(13px * var(--zoom));color:var(--muted)}
@media (max-width:700px){.viewer-thumbs{display:none}.vpage{width:calc(92vw * var(--zoom))}}

/* ---------- tabs ---------- */
.tabs{display:flex;gap:4px;border-bottom:2px solid var(--line);margin-bottom:32px;overflow-x:auto}
.tabs [role="tab"]{flex:none;background:none;border:0;border-bottom:4px solid transparent;margin-bottom:-2px;padding:14px 22px;font-size:17px;font-weight:500;color:var(--muted)}
.tabs [role="tab"][aria-selected="true"]{color:var(--navy);font-weight:900;border-bottom-color:var(--navy)}
.tabs [role="tab"]:hover{color:var(--ink)}
.seg{display:inline-flex;gap:4px;background:var(--chip);border-radius:12px;padding:4px}
.seg [role="tab"],.seg button{border:0;background:none;padding:8px 14px;border-radius:9px;font-size:14px;font-weight:500;color:var(--muted)}
.seg [aria-selected="true"],.seg [aria-pressed="true"]{background:#fff;color:var(--ink);font-weight:700;box-shadow:0 2px 6px rgba(31,42,68,.08)}

/* guide */
.guide-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
@media (max-width:900px){.guide-steps{grid-template-columns:1fr}}
.guide-step{display:flex;flex-direction:column;gap:12px}
.guide-step h3{font-size:20px;font-weight:900}
.guide-step p{color:var(--muted);font-size:15px}
.guide-step ul{font-size:15px;display:flex;flex-direction:column;gap:6px}
.guide-step li{padding-left:14px;position:relative}
.guide-step li::before{content:"";position:absolute;left:0;top:.7em;width:5px;height:5px;border-radius:50%;background:var(--indigo)}
.faq{display:flex;flex-direction:column;gap:12px}
.faq details{background:#fff;border-radius:16px;box-shadow:var(--shadow)}
.faq summary{list-style:none;display:flex;align-items:center;gap:12px;padding:20px 24px;font-size:17px;font-weight:700;cursor:pointer}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"Q";flex:none;width:32px;height:32px;border-radius:10px;background:var(--indigo-50);color:var(--indigo-d);font-weight:900;display:flex;align-items:center;justify-content:center}
.faq summary::after{content:"";flex:none;margin-left:auto;width:12px;height:12px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(-135deg)}
.faq .answer{padding:0 24px 22px 68px;color:#3D4354;font-size:15px}
@media (max-width:600px){.faq summary{padding:16px;font-size:16px}.faq .answer{padding:0 16px 18px 16px}}
.copy-sample{background:#F4F5F9;border-radius:14px;padding:18px 20px;font-size:15px;line-height:1.7}
.prose{display:flex;flex-direction:column;gap:14px;max-width:780px;font-size:16px;line-height:1.75}
.prose h3{font-size:20px;font-weight:900;margin-top:12px}

/* board */
.board-top{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:16px}
.board-top .sp{flex:1}
.board-search{display:flex;gap:8px;flex:0 1 420px}
.board-search .select{width:120px;flex:none}
.board-search .input{min-width:0}
.board{background:#fff;border-radius:var(--r-l);box-shadow:var(--shadow);overflow:hidden}
.board th,.board td{padding:16px;border-bottom:1px solid var(--line);font-size:15px;text-align:center}
.board thead th{background:#F4F5F9;color:var(--muted);font-size:14px;font-weight:700}
.board td.subject{text-align:left}
.board td.subject a{text-decoration:none}
.board td.subject a:hover{text-decoration:underline}
.board tr.is-pinned{background:#FAFAFE}
.board tbody tr:last-child td{border-bottom:0}
.board .num{font-variant-numeric:tabular-nums;color:var(--muted);width:90px}
.board .date{font-variant-numeric:tabular-nums;color:var(--muted);width:130px}
.board .file{width:70px}
@media (max-width:700px){
  .board thead{display:none}
  .board,.board tbody,.board tr,.board td{display:block;width:auto}
  .board tr{padding:16px 18px;border-bottom:1px solid var(--line)}
  .board td{padding:0;border:0;text-align:left}
  .board .num,.board .file{display:none}
  .board td.subject{font-size:16px;margin-bottom:4px}
  .board .date{width:auto;font-size:13px}
  .board-search{flex:1 1 100%}
}
.article{background:#fff;border-radius:var(--r-l);box-shadow:var(--shadow);overflow:hidden}
.article-head{padding:28px 32px;border-bottom:1px solid var(--line)}
.article-head h2{font-size:24px;font-weight:900;letter-spacing:-.5px;line-height:1.4}
.article-meta{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:10px;font-size:14px;color:var(--muted)}
.article-body{padding:32px}
.article-files{padding:18px 32px;background:#F7F8FB;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;font-size:15px}
.article-files a{color:var(--indigo-d);font-weight:500}
.article-nav{border-top:1px solid var(--line)}
.article-nav a{display:flex;gap:16px;padding:16px 32px;text-decoration:none;font-size:15px}
.article-nav a+a{border-top:1px solid var(--line)}
.article-nav a:hover{background:#FAFAFC}
.article-nav span{flex:none;width:64px;color:var(--muted)}
.article-actions{display:flex;justify-content:center;margin-top:28px}
@media (max-width:600px){.article-head,.article-body{padding:22px 18px}.article-files,.article-nav a{padding-inline:18px}}
.data-table{font-size:15px}
.data-table th,.data-table td{border:1px solid var(--line-2);padding:10px 14px;text-align:left}
.data-table th{background:#F4F5F9}

/* error */
.error-page{display:flex;flex-direction:column;align-items:center;text-align:center;gap:16px;padding-block:80px 100px}
.error-code{font-size:96px;font-weight:900;line-height:1;letter-spacing:-3px;background:linear-gradient(135deg,#9AA1F2,#E9627F);-webkit-background-clip:text;background-clip:text;color:transparent}
.error-icon{width:112px;height:112px;border-radius:30px;display:flex;align-items:center;justify-content:center}
.error-page h1{font-size:30px;font-weight:900;letter-spacing:-.8px;text-wrap:balance}
.error-page p{color:var(--muted);max-width:520px}
.error-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:8px}

/* toast */
.toast-wrap{position:fixed;left:50%;bottom:calc(32px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);z-index:400;display:flex;flex-direction:column;align-items:center;gap:8px;pointer-events:none;width:max-content;max-width:calc(100vw - 32px)}
.toast{background:var(--navy);color:#fff;padding:14px 22px;border-radius:14px;font-size:15px;font-weight:500;box-shadow:0 12px 30px rgba(20,26,40,.3);animation:sheetin .25s ease;transition:opacity .3s}
.toast.is-out{opacity:0}

/* page list (퍼블리싱 확인용) */
.plist{max-width:1100px;margin:0 auto;padding:48px max(16px,env(safe-area-inset-right,0px)) 80px max(16px,env(safe-area-inset-left,0px))}
.plist h1{font-size:30px;font-weight:900;letter-spacing:-.8px}
.plist>p{color:var(--muted);margin-top:8px}
.plist h2{font-size:20px;font-weight:900;margin:36px 0 12px}
.plist .table-wrap{background:#fff}
.plist th,.plist td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;font-size:15px}
.plist thead th{background:#F4F5F9;color:var(--muted);font-size:14px;white-space:nowrap}
.plist td:first-child{font-weight:700;white-space:nowrap;color:var(--indigo-d)}
.plist td a{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:14px}

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