/* DID365 공통 스타일 (라이트 테마, 로고 브랜드 컬러: 차콜 #172128 / 틸 #05858f) */
:root {
    --bg: #ffffff;
    --bg-alt: #f6f8fa;
    --text: #24292f;
    --ink: #172128;
    --muted: #57606a;
    --border: #d0d7de;
    --brand: #047680;
    --brand-logo: #05858f;
    --brand-dark: #036a73;
    --brand-soft: #e0f3f4;
    --brand-line: #7cc4c9;
    --green: #1a7f37;
    --green-soft: #dafbe1;
    --red: #cf222e;
    --red-soft: #ffebe9;
    --yellow-soft: #fff8c5;
    --radius: 10px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: "Pretendard", -apple-system, BlinkMacSystemFont, "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
    font-size: 16px;
    line-height: 1.65;
    word-break: keep-all;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.3; margin: 0 0 .5em; color: var(--ink); }
p { margin: 0 0 1em; }
img { max-width: 100%; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 820px; }
.center { text-align: center; }

/* 버튼 */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-alt);
    color: var(--text);
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
}
.btn:hover { background: #eef1f4; text-decoration: none; }
.btn-primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); }
.btn-danger { background: var(--bg); border-color: var(--red); color: var(--red); }
.btn-danger:hover { background: var(--red-soft); }
.btn-sm { padding: 6px 14px; font-size: 14px; }
.btn-block { display: block; width: 100%; }

/* 상단 대표번호 바 */
.topbar { background: var(--ink); color: #c9d1d9; font-size: 13px; }
.topbar-inner { display: flex; justify-content: flex-end; align-items: center; height: 34px; gap: 12px; }
.topbar a { color: #fff; }
.top-tel a { margin-left: 10px; font-weight: 700; letter-spacing: .2px; }

/* 헤더 */
.site-header {
    position: sticky; top: 0; z-index: 10;
    background: rgba(255, 255, 255, .97);
    border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: inline-flex; align-items: center; gap: 8px; color: var(--ink); font-weight: 700; }
.logo:hover { text-decoration: none; }
.logo img { height: 30px; width: auto; display: block; }
.logo small { font-size: 13px; font-weight: 600; color: var(--muted); }
.gnb { display: flex; align-items: center; gap: 4px; }
.gnb a { padding: 8px 12px; color: var(--text); border-radius: 6px; font-weight: 500; }
.gnb a:hover { background: var(--bg-alt); text-decoration: none; }
.gnb a.on { color: var(--brand); font-weight: 700; }
.gnb a.btn-primary { color: #fff; margin-left: 8px; }
.gnb a.btn-primary:hover { background: var(--brand-dark); }
.nav-btn { display: none; }

/* 히어로 */
.hero { background: linear-gradient(180deg, var(--brand-soft) 0%, var(--bg) 100%); border-bottom: 1px solid var(--border); }
.hero-inner { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center; padding: 72px 16px; }
.eyebrow { color: var(--brand); font-weight: 700; font-size: 14px; margin-bottom: 12px; }
.hero h1 { font-size: 40px; letter-spacing: -1px; }
.lead { font-size: 18px; color: var(--muted); }
.hero-cta { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 24px; }

/* 히어로 화면 그림 */
.hero-visual { display: flex; flex-direction: column; align-items: center; }
.screen {
    width: 100%; max-width: 440px; aspect-ratio: 16 / 10;
    background: #fff; border: 10px solid var(--ink); border-radius: 12px;
    display: flex; flex-direction: column; overflow: hidden;
    box-shadow: 0 16px 40px rgba(23, 33, 40, .14);
}
.screen-bar { display: flex; gap: 5px; padding: 8px 10px; background: var(--bg-alt); border-bottom: 1px solid var(--border); }
.screen-bar i { width: 8px; height: 8px; border-radius: 50%; background: var(--border); }
.screen-body { flex: 1; display: grid; grid-template-columns: 2.2fr 1fr; gap: 8px; padding: 10px; }
.slide { border-radius: 6px; }
.s1 { background: linear-gradient(135deg, var(--ink) 0%, var(--brand-logo) 55%, #9fdfe3 100%); animation: slideFade 6s ease-in-out infinite; }
.slide-list { display: grid; gap: 8px; }
.slide-list span { border-radius: 6px; background: var(--bg-alt); border: 1px solid var(--border); }
.slide-list span:first-child { background: var(--brand-soft); border-color: var(--brand-line); }
.screen-stand { width: 120px; height: 14px; background: var(--ink); border-radius: 0 0 8px 8px; }
@keyframes slideFade {
    0%, 100% { filter: hue-rotate(0deg); }
    50% { filter: hue-rotate(-25deg); }
}
@media (prefers-reduced-motion: reduce) { .s1 { animation: none; } }

/* 섹션 */
.section { padding: 64px 0; }
.section-alt { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.sec-title { font-size: 28px; text-align: center; margin-bottom: 32px; }
.page-head { background: var(--bg-alt); border-bottom: 1px solid var(--border); padding: 48px 0 36px; border-top: 3px solid var(--brand-logo); }
.page-head h1 { font-size: 32px; }
.page-head p { color: var(--muted); margin: 0; }

.grid { display: grid; gap: 20px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-plans { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); align-items: start; }

.card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.card h3 { font-size: 18px; }
.card p { color: var(--muted); margin: 0; }
.ico { width: 44px; height: 44px; border-radius: 10px; background: var(--brand-soft); color: var(--brand); display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.ico-lg { width: 56px; height: 56px; flex: none; }
.link-more { display: inline-block; margin-top: 28px; font-weight: 600; }

/* 기능 상세 */
.feature-rows { display: grid; gap: 16px; max-width: 880px; }
.feature-row { display: flex; gap: 20px; padding: 24px; border: 1px solid var(--border); border-radius: var(--radius); }
.feature-row h2 { font-size: 20px; }
.feature-row p { color: var(--muted); margin: 0; }

/* 도입 절차 */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.steps li { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.steps p { color: var(--muted); margin: 0; }
.step-no { display: inline-flex; width: 32px; height: 32px; border-radius: 50%; background: var(--brand); color: #fff; font-weight: 700; align-items: center; justify-content: center; margin-bottom: 12px; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; background: var(--brand-soft); color: var(--brand); font-size: 12px; font-weight: 700; flex: none; }

.pager { display: flex; justify-content: center; gap: 4px; margin-top: 28px; flex-wrap: wrap; }
.pager a, .pager strong { min-width: 36px; padding: 6px 10px; border: 1px solid var(--border); border-radius: 6px; text-align: center; }
.pager strong { background: var(--brand); border-color: var(--brand); color: #fff; }

/* FAQ */
.faq details { border: 1px solid var(--border); border-radius: 8px; margin-bottom: 10px; background: #fff; }
.faq summary { padding: 16px 20px; font-weight: 600; cursor: pointer; }
.faq summary::marker { color: var(--brand); }
.faq-a { padding: 0 20px 18px; color: var(--muted); }

/* 요금 */
.plan { position: relative; display: flex; flex-direction: column; }
.plan-featured { border: 2px solid var(--brand); }
.plan .badge { position: absolute; top: 16px; right: 16px; }
.plan h2 { font-size: 20px; }
.price { margin: 4px 0 8px; color: var(--muted); }
.price strong { font-size: 32px; color: var(--ink); letter-spacing: -1px; }
.unit { font-size: 14px; }
.plan-sum { color: var(--muted); font-size: 15px; }
.checks { list-style: none; padding: 0; margin: 12px 0 24px; flex: 1; }
.checks li { position: relative; padding: 4px 0 4px 26px; }
.checks li::before { content: ""; position: absolute; left: 4px; top: 11px; width: 10px; height: 6px; border-left: 2px solid var(--brand); border-bottom: 2px solid var(--brand); transform: rotate(-45deg); }
.note { color: var(--muted); font-size: 14px; text-align: center; margin-top: 24px; }

/* 다운로드 */
.download-card { text-align: center; padding: 40px 24px; }
.download-card .meta { display: flex; justify-content: center; gap: 16px; color: var(--muted); font-size: 14px; }
.dl-note { text-align: left; margin-top: 28px; padding: 18px; background: var(--bg-alt); border-radius: 8px; color: var(--muted); font-size: 15px; }

/* 빈 상태 / 알림 */
.empty { padding: 40px 16px; text-align: center; color: var(--muted); background: var(--bg-alt); border: 1px dashed var(--border); border-radius: var(--radius); }
.alert { padding: 14px 18px; border-radius: 8px; margin-bottom: 20px; border: 1px solid; }
.alert-ok { background: var(--green-soft); border-color: #4ac26b; color: var(--green); }
.alert-err { background: var(--red-soft); border-color: #ff8182; color: var(--red); }

/* 전화 상담 박스 (문의 페이지) */
.tel-box { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; padding: 16px 20px; margin-bottom: 20px; background: var(--brand-soft); border: 1px solid var(--brand-line); border-radius: var(--radius); }
.tel-box span { font-weight: 700; color: var(--ink); }
.tel-box a { font-size: 20px; font-weight: 800; color: var(--brand); letter-spacing: .2px; }

/* 폼 */
.form .field { margin-bottom: 18px; }
.form label { display: block; font-weight: 600; margin-bottom: 6px; }
.form em { color: var(--red); font-style: normal; }
.form input[type=text], .form input[type=tel], .form input[type=email], .form input[type=number],
.form input[type=password], .form input[type=url], .form select, .form textarea {
    width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 6px;
    font: inherit; color: var(--text); background: #fff;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--brand-soft); border-color: var(--brand); }
.form .w-sm { max-width: 160px; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.radios { display: flex; gap: 18px; flex-wrap: wrap; }
.radios label, .form label.inline { display: inline-flex; align-items: center; gap: 6px; font-weight: 400; margin: 0; }
.privacy { background: var(--bg-alt); border: 1px solid var(--border); border-radius: 8px; padding: 16px; font-size: 14px; color: var(--muted); margin-bottom: 20px; }
.privacy p { margin: 0 0 6px; }
.privacy .agree { display: flex; gap: 8px; align-items: center; margin: 10px 0 0; color: var(--text); font-weight: 600; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.help { font-size: 13px; color: var(--muted); margin-top: 4px; }

/* CTA 띠 */
.cta-band { background: var(--ink); color: #fff; text-align: center; padding: 56px 0; border-top: 4px solid var(--brand-logo); }
.cta-band h2 { font-size: 26px; color: #fff; }
.cta-band p { opacity: .85; }
.cta-actions { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; }
.cta-band .btn-primary { background: var(--brand-logo); border-color: var(--brand-logo); }
.cta-band .btn-primary:hover { background: var(--brand); }
.btn-line { background: transparent; border-color: rgba(255, 255, 255, .5); color: #fff; }
.btn-line:hover { background: rgba(255, 255, 255, .1); }

/* 푸터 */
.site-footer { background: var(--bg-alt); border-top: 1px solid var(--border); padding: 36px 0; font-size: 14px; color: var(--muted); }
.site-footer .logo img { height: 24px; }
.foot-top { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 16px; }
.foot-nav { display: flex; gap: 16px; flex-wrap: wrap; }
.foot-nav a { color: var(--muted); }
.foot-tel { font-weight: 700; color: var(--ink); margin-bottom: 8px; }
.foot-tel a { margin-left: 10px; font-size: 16px; }
.foot-info span { display: inline-block; margin-right: 16px; }
.copy { margin: 0; }

/* 관리자 */
.admin-body { background: var(--bg-alt); }
.admin-header { background: #fff; border-bottom: 1px solid var(--border); border-top: 3px solid var(--brand-logo); }
.admin-header .header-inner { height: 56px; }
.admin-header .logo img { height: 22px; }
.admin-nav { display: flex; gap: 2px; flex-wrap: wrap; }
.admin-nav a { padding: 6px 12px; border-radius: 6px; color: var(--text); font-size: 15px; }
.admin-nav a.on { background: var(--brand-soft); color: var(--brand); font-weight: 600; }
.admin-nav a:hover { text-decoration: none; background: var(--bg-alt); }
.admin-main { padding: 28px 0 60px; }
.admin-main h1 { font-size: 22px; }
.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.toolbar form { display: flex; gap: 6px; flex-wrap: wrap; }
.toolbar input, .toolbar select { padding: 7px 10px; border: 1px solid var(--border); border-radius: 6px; font: inherit; font-size: 14px; }
.table-wrap { overflow-x: auto; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { padding: 10px 12px; border-bottom: 1px solid var(--border); text-align: left; white-space: nowrap; }
.table th { background: var(--bg-alt); font-weight: 600; color: var(--muted); }
.table tr:last-child td { border-bottom: 0; }
.table td.wrap-cell { white-space: normal; min-width: 200px; }
.st { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 700; }
.st-new { background: var(--red-soft); color: var(--red); }
.st-progress { background: var(--yellow-soft); color: #9a6700; }
.st-done { background: var(--green-soft); color: var(--green); }
.st-off { background: var(--bg-alt); color: var(--muted); border: 1px solid var(--border); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.stat { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; }
.stat b { display: block; font-size: 28px; color: var(--ink); }
.stat span { color: var(--muted); font-size: 14px; }
.dl { display: grid; grid-template-columns: 140px 1fr; border-top: 1px solid var(--border); margin: 0 0 20px; }
.dl dt, .dl dd { margin: 0; padding: 10px 12px; border-bottom: 1px solid var(--border); }
.dl dt { background: var(--bg-alt); font-weight: 600; color: var(--muted); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.login-box { max-width: 380px; margin: 80px auto; }
.login-logo img { height: 34px; width: auto; display: block; margin: 0 auto 6px; }
.login-logo small { font-size: 15px; color: var(--muted); font-weight: 600; }

/* 반응형 */
@media (max-width: 900px) {
    .hero-inner { grid-template-columns: 1fr; padding: 48px 16px; gap: 32px; }
    .hero h1 { font-size: 30px; }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3, .steps { grid-template-columns: 1fr; }
    .stats { grid-template-columns: repeat(2, 1fr); }

    .nav-btn { display: block; width: 40px; height: 40px; position: relative; cursor: pointer; }
    .nav-btn span, .nav-btn span::before, .nav-btn span::after {
        position: absolute; left: 9px; width: 22px; height: 2px; background: var(--ink); content: "";
    }
    .nav-btn span { top: 19px; }
    .nav-btn span::before { left: 0; top: -7px; }
    .nav-btn span::after { left: 0; top: 7px; }
    .gnb {
        display: none; position: absolute; top: 68px; left: 0; right: 0;
        flex-direction: column; align-items: stretch; gap: 0;
        background: #fff; border-bottom: 1px solid var(--border); padding: 8px 16px 16px;
    }
    .gnb a { padding: 12px 8px; }
    .gnb a.btn-primary { margin: 8px 0 0; }
    .nav-toggle:checked ~ .gnb { display: flex; }
}
@media (max-width: 560px) {
    .grid-4, .row-2 { grid-template-columns: 1fr; }
    .sec-title { font-size: 24px; }
    .feature-row { flex-direction: column; gap: 12px; }
    .dl { grid-template-columns: 1fr; }
    .dl dt { border-bottom: 0; }
    .topbar-inner { justify-content: center; }
    .logo img { height: 24px; }
}