/* 브니엘예술중 특별실 예약 — 공통 스타일 */
:root {
    --bg: #f4f6f8;
    --card: #ffffff;
    --line: #e2e6ea;
    --ink: #1f2833;
    --muted: #6b7684;
    --brand: #2b6cb0;
    --brand-ink: #1a4a80;
    --accent: #2f855a;
    --danger: #c53030;
    --warn: #b7791f;
    --radius: 10px;
    --shadow: 0 1px 2px rgba(20, 30, 40, .06), 0 4px 14px rgba(20, 30, 40, .05);
    --topbar-h: 56px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", "Segoe UI", system-ui, sans-serif;
    font-size: 15px;
    line-height: 1.55;
    color: var(--ink);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.45rem; margin: 0 0 .5rem; }
h2 { font-size: 1.1rem; margin: 0 0 .75rem; }
h2.sub { margin-top: 1.25rem; font-size: .95rem; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
p { margin: 0 0 .75rem; }
.muted { color: var(--muted); }
.small { font-size: .85em; }
.danger { color: var(--danger); }
.center { text-align: center; }
.right { text-align: right; }
.nowrap { white-space: nowrap; }
.inline { display: inline; }
code { background: #eef1f4; padding: .1em .35em; border-radius: 4px; font-size: .9em; }
hr { border: 0; border-top: 1px solid var(--line); margin: .5rem 0; }

/* ---------- 상단 바 ---------- */
.topbar {
    position: sticky; top: 0; z-index: 30;
    height: var(--topbar-h);
    display: flex; align-items: center; gap: 1rem;
    padding: 0 1rem;
    background: var(--card);
    border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: .55rem; color: var(--ink); font-weight: 500; white-space: nowrap; }
.brand:hover { text-decoration: none; }
.brand-mark {
    width: 30px; height: 30px; border-radius: 8px;
    background: linear-gradient(135deg, var(--brand), #4f9ee8);
    color: #fff; font-weight: 800; display: grid; place-items: center;
}
.floor-nav { display: flex; gap: .25rem; margin-left: .5rem; }
.floor-nav a {
    padding: .3rem .7rem; border-radius: 999px; color: var(--muted); font-weight: 600; font-size: .9rem;
}
.floor-nav a.active, .floor-nav a:hover { background: #e8f0fb; color: var(--brand-ink); text-decoration: none; }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: .6rem; }
.bell { position: relative; color: var(--ink); font-size: .9rem; padding: .3rem .5rem; }
.badge-dot {
    display: inline-block; min-width: 18px; height: 18px; padding: 0 5px; margin-left: 4px;
    border-radius: 999px; background: var(--danger); color: #fff; font-size: .72rem; font-weight: 700;
    line-height: 18px; text-align: center; vertical-align: middle;
}
.menu-btn { background: none; border: 1px solid var(--line); border-radius: 8px; font-size: 1.1rem; padding: .2rem .55rem; cursor: pointer; }

/* ---------- 드로어 ---------- */
.drawer {
    position: fixed; top: 0; right: 0; bottom: 0; width: 300px; max-width: 86vw; z-index: 50;
    background: var(--card); box-shadow: -8px 0 30px rgba(0,0,0,.12);
    transform: translateX(100%); transition: transform .2s ease;
    display: flex; flex-direction: column;
}
.drawer.open { transform: translateX(0); }
.drawer-backdrop { position: fixed; inset: 0; background: rgba(15,20,30,.35); z-index: 40; display: none; }
.drawer-backdrop.show { display: block; }
.drawer-head { display: flex; align-items: flex-start; justify-content: space-between; padding: 1rem 1.1rem; border-bottom: 1px solid var(--line); }
.drawer-name { font-weight: 700; font-size: 1.05rem; }
.drawer-role { color: var(--muted); font-size: .85rem; }
.drawer-close { background: none; border: 0; font-size: 1.6rem; line-height: 1; cursor: pointer; color: var(--muted); }
.drawer-nav { display: flex; flex-direction: column; padding: .5rem 0; overflow-y: auto; }
.drawer-nav a, .drawer-nav .link-btn {
    display: block; padding: .6rem 1.2rem; color: var(--ink); background: none; border: 0; width: 100%;
    text-align: left; font: inherit; cursor: pointer;
}
.drawer-nav a:hover, .drawer-nav .link-btn:hover { background: #f1f4f8; text-decoration: none; }
.drawer-nav hr { margin: .35rem 1.2rem; }

/* ---------- 레이아웃 ---------- */
.container { max-width: 980px; margin: 0 auto; padding: 1.5rem 1rem 3rem; }
.container.wide { max-width: 1240px; }
.container.narrow { max-width: 520px; }
.panel { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.25rem; box-shadow: var(--shadow); margin-bottom: 1rem; }
.panel.center { text-align: center; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: .75rem; }
.page-head h1 { margin: 0; }
.footer { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: space-between; padding: 1rem; color: var(--muted); font-size: .8rem; border-top: 1px solid var(--line); background: var(--card); }

/* 좌측 패널 + 우측 도면 (네이버 지도 패턴) */
.split { display: grid; grid-template-columns: 400px 1fr; min-height: calc(100vh - var(--topbar-h)); }
.split .side { border-radius: 0; border: 0; border-right: 1px solid var(--line); margin: 0; box-shadow: none; overflow-y: auto; max-height: calc(100vh - var(--topbar-h)); position: sticky; top: var(--topbar-h); }
.split .map { position: relative; padding: 1.5rem; display: flex; align-items: flex-start; justify-content: center; background: #eef1f4; }
/* 특별실 상세 우측: 3D 도면이 영역을 꽉 채우고 패널을 스크롤해도 따라온다 */
.split .map.map-3d { padding: 0; display: block; }
.viewer-embed { height: calc(100vh - var(--topbar-h)); position: sticky; top: var(--topbar-h); }
.map-empty { padding: 1.5rem; }
.back { display: inline-block; margin-bottom: .5rem; color: var(--muted); font-size: .9rem; }

/* ---------- 3D 뷰 (건물 + 층 도면, building3d.js) ---------- */
.page-3d .viewer-wrap { display: grid; grid-template-columns: 1fr 360px; height: calc(100vh - var(--topbar-h)); }
.viewer { position: relative; background: #eef2f6; overflow: hidden; }
/* 캔버스 위 터치는 스크롤·확대 대신 3D 조작으로 쓴다 (building3d.js) */
.viewer canvas { display: block; touch-action: none; user-select: none; -webkit-user-select: none; -webkit-tap-highlight-color: transparent; }
.viewer-fallback { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; color: var(--muted); padding: 2rem; background: #eef2f6; z-index: 3; }
.viewer-fallback[hidden] { display: none; }
.viewer-fallback .btn { margin-top: .6rem; }
.viewer-panel { background: var(--card); border-left: 1px solid var(--line); padding: 1.25rem; overflow-y: auto; }
.viewer-hint { font-size: .8rem; margin-top: 1rem; }
/* 층 모드에서 캔버스 위에 떠 있는 "← 건물 전체" 와 층 이름 */
.viewer-overlay { position: absolute; top: .75rem; left: .75rem; z-index: 2; display: flex; gap: .6rem; align-items: center; }
.viewer-overlay[hidden] { display: none; }
.viewer-overlay a {
    background: rgba(255,255,255,.94); border: 1px solid var(--line); border-radius: 999px; padding: .3rem .85rem;
    font-weight: 600; font-size: .85rem; color: var(--ink); box-shadow: var(--shadow);
}
.viewer-overlay a:hover { text-decoration: none; border-color: var(--brand); color: var(--brand-ink); }
.viewer-overlay span { font-weight: 800; font-size: 1.1rem; color: var(--brand-ink); text-shadow: 0 1px 0 #fff; }
/* 층 모드에서 실 위에 뜨는 말풍선 */
.viewer-tip {
    position: absolute; pointer-events: none; z-index: 5;
    background: rgba(25, 32, 40, .92); color: #fff; padding: .45rem .65rem; border-radius: 8px; font-size: .85rem;
    box-shadow: 0 6px 20px rgba(0,0,0,.2);
}
.viewer-tip .muted { color: #c7d0da; }
/* 옆 패널은 건물/층 단위로 통째로 바뀐다. 새로 보이는 패널이 살짝 떠오른다. */
.pane { animation: pane-in .3s ease-out; }
@keyframes pane-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .pane { animation: none; } }
.floor-list-inline { display: flex; gap: .4rem; flex-wrap: wrap; }
.floor-list-inline li { margin: 0; }
.estimate-badge {
    display: inline-block; background: #fff4e5; color: #9c4221; border: 1px solid #f6c89f;
    padding: .25rem .6rem; border-radius: 999px; font-size: .78rem; font-weight: 600;
}
.floor-list, .room-list { list-style: none; margin: 0; padding: 0; }
.floor-list li, .room-list li { margin: .3rem 0; }
.floor-chip, .room-list a {
    display: flex; justify-content: space-between; align-items: center; gap: .5rem;
    padding: .55rem .8rem; border: 1px solid var(--line); border-radius: 8px; color: var(--ink); background: #fff;
}
.floor-chip:hover, .room-list a:hover { border-color: var(--brand); background: #f3f7fd; text-decoration: none; }
.floor-chip span:first-child { font-weight: 700; }

/* ---------- 폼·버튼 ---------- */
.form label { display: block; margin-bottom: .8rem; font-weight: 600; font-size: .9rem; }
.form label small { display: block; font-weight: 400; margin-top: .2rem; }
.form input[type=text], .form input[type=password], .form input[type=number], .form input[type=date],
.form input[type=time], .form select, .form textarea {
    display: block; width: 100%; margin-top: .3rem; padding: .55rem .7rem; font: inherit;
    border: 1px solid #cfd6de; border-radius: 8px; background: #fff;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid #b9d3f2; border-color: var(--brand); }
.form input[readonly] { background: #f3f5f7; color: var(--muted); }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.form .check { display: flex; align-items: center; gap: .5rem; font-weight: 500; }
.form .check input { width: auto; margin: 0; }
.form fieldset.choice { border: 1px solid var(--line); border-radius: 8px; padding: .6rem .9rem; margin: 0 0 .9rem; display: flex; gap: 1.2rem; }
.form fieldset.choice legend { font-size: .85rem; color: var(--muted); padding: 0 .3rem; }
.form fieldset.choice label { display: flex; align-items: center; gap: .4rem; margin: 0; font-weight: 500; }
.inline-form { display: flex; gap: .5rem; align-items: center; margin-top: .75rem; }
.inline-form input[type=file] { font-size: .85rem; }
.photo-error { margin: .6rem 0 0; }
.btn {
    display: inline-block; padding: .5rem .95rem; border-radius: 8px; border: 1px solid #cfd6de;
    background: #fff; color: var(--ink); font: inherit; font-weight: 600; cursor: pointer; line-height: 1.3;
}
.btn:hover { background: #f3f5f7; text-decoration: none; }
.btn-primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-ink); }
.btn-danger { background: #fff5f5; border-color: #feb2b2; color: var(--danger); }
.btn-danger:hover { background: #fed7d7; }
.btn-ghost { background: transparent; border-color: transparent; color: var(--muted); }
.btn-ghost:hover { background: #f1f4f8; }
.btn-sm { padding: .28rem .6rem; font-size: .82rem; }
.btn-block { display: block; width: 100%; text-align: center; }
.btn[disabled], .btn:disabled { opacity: .45; cursor: not-allowed; }
.actions { display: flex; gap: .6rem; justify-content: space-between; margin-top: 1rem; }
.actions.center { justify-content: center; }
.link-btn { color: var(--brand); }

/* ---------- 알림·배지·상태 ---------- */
.alert { padding: .7rem .9rem; border-radius: 8px; margin-bottom: .9rem; border: 1px solid; font-size: .92rem; }
.alert-success { background: #f0fff4; border-color: #9ae6b4; color: #22543d; }
.alert-error { background: #fff5f5; border-color: #feb2b2; color: #822727; }
.alert-info { background: #ebf8ff; border-color: #90cdf4; color: #2a4365; }
.alert.fade { opacity: 0; transition: opacity .6s; }
.notice { background: #fffaf0; border: 1px solid #fbd38d; color: #744210; padding: .75rem .9rem; border-radius: 8px; margin: .9rem 0; }
.badge { display: inline-block; padding: .15rem .5rem; border-radius: 999px; font-size: .78rem; font-weight: 700; white-space: nowrap; }
.st-REQUESTED { background: #fefcbf; color: #744210; }
.st-APPROVED { background: #c6f6d5; color: #22543d; }
.st-REJECTED { background: #fed7d7; color: #822727; }
.st-CANCELED { background: #e2e8f0; color: #4a5568; }
.st-EXPIRED { background: #edf2f7; color: #718096; }
.st-COMPLETED { background: #bee3f8; color: #2a4365; }
.st-NO_SHOW { background: #e9d8fd; color: #44337a; }
.acct-ACTIVE { background: #c6f6d5; color: #22543d; }
.acct-PENDING { background: #fefcbf; color: #744210; }
.acct-SUSPENDED { background: #fed7d7; color: #822727; }
.cal-HOLIDAY { background: #fed7d7; color: #822727; }
.cal-EXAM { background: #fefcbf; color: #744210; }
.pill { display: inline-block; padding: .1rem .55rem; border-radius: 999px; background: #edf2f7; color: #4a5568; font-size: .8rem; font-weight: 700; }
.pill.warn { background: #fefcbf; color: #744210; }
.temp-pw { font-size: 1.1rem; letter-spacing: .08em; background: #fff; border: 1px dashed #90cdf4; padding: .2rem .5rem; }

/* ---------- 표·목록 ---------- */
.table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.table th, .table td { padding: .6rem .5rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
.table th { color: var(--muted); font-weight: 600; font-size: .82rem; }
.table.compact th, .table.compact td { padding: .45rem .4rem; }
.table tr.inactive td { opacity: .55; }
.list { list-style: none; margin: 0 0 .75rem; padding: 0; }
.list li { display: flex; gap: .6rem; align-items: center; padding: .5rem 0; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.list li:last-child { border-bottom: 0; }
.filter-tabs { display: flex; gap: .3rem; flex-wrap: wrap; margin-bottom: .75rem; }
.filter-tabs a { padding: .3rem .7rem; border-radius: 999px; background: #fff; border: 1px solid var(--line); color: var(--muted); font-size: .85rem; font-weight: 600; }
.filter-tabs a.active { background: var(--brand); border-color: var(--brand); color: #fff; }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: .8rem; }
.tile { display: flex; flex-direction: column; gap: .2rem; padding: 1rem; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); color: var(--ink); box-shadow: var(--shadow); }
.tile:hover { border-color: var(--brand); text-decoration: none; }
.tile strong { font-size: 1.02rem; }
.tile span { color: var(--muted); font-size: .88rem; }
.alerts { list-style: none; margin: 0; padding: 0; }
.alerts li { display: grid; grid-template-columns: auto 1fr auto; gap: .7rem; align-items: baseline; padding: .6rem 0; border-bottom: 1px solid var(--line); }
.alerts li.unread .msg { font-weight: 600; }
.alerts .type { font-size: .75rem; font-weight: 700; padding: .1rem .45rem; border-radius: 4px; background: #edf2f7; color: #4a5568; }
.alerts .type-APPROVED { background: #c6f6d5; color: #22543d; }
.alerts .type-REJECTED, .alerts .type-AUTO_REJECTED, .alerts .type-CANCELED_BY_ADMIN { background: #fed7d7; color: #822727; }
.alerts .type-CALENDAR_CONFLICT { background: #fefcbf; color: #744210; }

/* ---------- 특별실 상세 ---------- */
.room-detail .desc { margin: .75rem 0; }
.photos { margin: .75rem 0; }
.photo-slider { position: relative; aspect-ratio: 4 / 3; border-radius: 8px; overflow: hidden; background: #e9edf1; cursor: pointer; }
.photo-slider img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity .25s; }
.photo-slider img.active { opacity: 1; }
.photo-dots { display: flex; gap: .35rem; justify-content: center; margin-top: .4rem; }
.photo-dots button { width: 9px; height: 9px; border-radius: 50%; border: 0; background: #cbd5e0; cursor: pointer; padding: 0; }
.photo-dots button.active { background: var(--brand); }
.photo-empty { aspect-ratio: 4 / 3; display: grid; place-items: center; background: #eef1f4; border-radius: 8px; margin: .75rem 0; font-size: .9rem; }
.facts { display: grid; grid-template-columns: 90px 1fr; gap: .35rem .6rem; margin: .75rem 0; font-size: .92rem; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; }
.cta { margin: 1rem 0 .75rem; }
.photo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: .6rem; }
.photo-grid figure { margin: 0; position: relative; }
.photo-grid img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 6px; }
.photo-grid form { position: absolute; right: 4px; bottom: 4px; }

/* ---------- 예약 단계 ---------- */
.steps { display: flex; gap: .4rem; list-style: none; margin: 0 0 1rem; padding: 0; font-size: .82rem; }
.steps li { padding: .25rem .7rem; border-radius: 999px; background: #edf2f7; color: var(--muted); font-weight: 600; }
.steps li.active { background: var(--brand); color: #fff; }
.steps li.done { background: #c6f6d5; color: #22543d; }
.slot-pill { display: inline-flex; gap: .7rem; align-items: center; padding: .4rem .8rem; background: #ebf8ff; border-radius: 8px; font-size: .95rem; }
.done-mark { width: 56px; height: 56px; border-radius: 50%; background: #c6f6d5; color: #22543d; font-size: 1.8rem; display: grid; place-items: center; margin: 0 auto .75rem; }
.members { border: 1px dashed #cfd6de; border-radius: 8px; padding: .8rem; margin-bottom: .9rem; }
.members-head { display: flex; flex-direction: column; margin-bottom: .5rem; }
.member-row { display: grid; grid-template-columns: 1fr 1fr auto; gap: .4rem; margin-bottom: .4rem; }
.member-row input { padding: .45rem .6rem; border: 1px solid #cfd6de; border-radius: 6px; font: inherit; }

/* 달력 */
.calendar { margin: 1rem 0; }
.cal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: .6rem; }
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.cal-dow { text-align: center; font-size: .78rem; color: var(--muted); padding: .2rem 0; font-weight: 600; }
.cal-dow.sun { color: var(--danger); }
.cal-dow.sat { color: var(--brand); }
.cal-cell { min-height: 58px; border: 1px solid var(--line); border-radius: 8px; padding: .35rem .45rem; background: #fff; color: var(--ink); display: flex; flex-direction: column; gap: .2rem; }
.cal-cell.empty { border: 0; background: transparent; }
a.cal-cell:hover { border-color: var(--brand); background: #f3f7fd; text-decoration: none; }
.cal-cell.past { background: #f3f5f7; color: #b0b8c1; }
.cal-cell.blocked { background: #fff5f5; border-color: #feb2b2; color: #822727; }
.cal-cell.today .d { font-weight: 800; color: var(--brand); }
.cal-cell.sun .d { color: var(--danger); }
.cal-cell.sat .d { color: var(--brand); }
.cal-cell .tag { font-size: .7rem; font-weight: 700; }

/* 타임라인 (§5.1) */
.tl-legend { display: flex; gap: 1rem; font-size: .82rem; color: var(--muted); margin: .5rem 0; flex-wrap: wrap; }
.sw { display: inline-block; width: 14px; height: 14px; border-radius: 3px; vertical-align: -2px; margin-right: .3rem; border: 1px solid #cfd6de; }
.sw-approved, .tl-cell.approved { background: #48bb78; border-color: #38a169; }
.sw-requested, .tl-cell.requested { background: repeating-linear-gradient(135deg, #fefcbf 0 4px, #f6e05e 4px 8px); border-color: #d69e2e; }
.sw-free, .tl-cell.free { background: #fff; }
.sw-sel { background: rgba(43,108,176,.35); border-color: var(--brand); }
.timeline { margin: .5rem 0 1rem; user-select: none; }
.tl-ruler { position: relative; height: 18px; font-size: .72rem; color: var(--muted); }
.tl-ruler span { position: absolute; transform: translateX(-50%); }
.tl-track { display: flex; height: 54px; border: 1px solid #cfd6de; border-radius: 6px; overflow: hidden; touch-action: none; cursor: crosshair; }
.tl-cell { flex: 1 1 0; border-right: 1px solid #edf0f3; position: relative; }
.tl-cell.past { background: #f1f3f5; cursor: not-allowed; }
.tl-cell.past.approved { background: #c6f6d5; }
.tl-cell.mine::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 4px; background: var(--brand); }
.tl-cell.sel { box-shadow: inset 0 0 0 999px rgba(43,108,176,.35); }
.slot-form { display: flex; gap: .8rem; align-items: end; flex-wrap: wrap; }
.slot-form label { font-size: .85rem; font-weight: 600; display: flex; flex-direction: column; gap: .25rem; }
.slot-form input { padding: .45rem .6rem; border: 1px solid #cfd6de; border-radius: 6px; font: inherit; }
.slot-summary { flex: 1; font-size: .9rem; }
.slot-summary.danger { color: var(--danger); }

/* ---------- 승인 대기 (S-09) ---------- */
.pending-group { padding: 1rem 1.1rem; }
.pending-group.contested { border-color: #f6c89f; }
.group-head { display: flex; align-items: center; justify-content: space-between; gap: .8rem; margin-bottom: .75rem; }
.group-head h2 { margin: 0; display: flex; gap: .6rem; align-items: baseline; flex-wrap: wrap; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: .8rem; }
.card { border: 1px solid var(--line); border-radius: 8px; padding: .9rem; background: #fbfcfd; display: flex; flex-direction: column; gap: .5rem; }
.card-top { display: flex; justify-content: space-between; align-items: baseline; gap: .5rem; }
.card-who .name { font-weight: 700; }
.stats { display: grid; grid-template-columns: 1fr auto; gap: .15rem .5rem; margin: 0; font-size: .85rem; }
.stats dt { color: var(--muted); }
.stats dd { margin: 0; font-weight: 700; text-align: right; }
.purpose { background: #fff; border: 1px solid var(--line); border-radius: 6px; padding: .5rem .6rem; font-size: .9rem; white-space: pre-wrap; margin: 0; }
.member-list { margin: .3rem 0 0; padding-left: 1.1rem; font-size: .88rem; }
.card-actions { display: flex; gap: .5rem; align-items: flex-start; margin-top: auto; }
.card-actions details { flex: 1; }
.card-actions summary { list-style: none; display: inline-block; }
.card-actions summary::-webkit-details-marker { display: none; }
.reject-form { display: flex; gap: .4rem; margin-top: .5rem; }
.reject-form input { flex: 1; padding: .4rem .55rem; border: 1px solid #cfd6de; border-radius: 6px; font: inherit; font-size: .88rem; }

/* ---------- 인쇄 (가입 코드 목록 등) ---------- */
@media print {
    .topbar, .drawer, .drawer-backdrop, .footer, .no-print, .alert { display: none !important; }
    .container { max-width: none; padding: 0; }
    .panel { border: 0; box-shadow: none; padding: 0; }
    body { background: #fff; }
}

/* ---------- 반응형 ---------- */
@media (max-width: 960px) {
    .split { grid-template-columns: 1fr; }
    .split .side { position: static; max-height: none; border-right: 0; border-bottom: 1px solid var(--line); }
    .page-3d .viewer-wrap { grid-template-columns: 1fr; height: auto; }
    .viewer { height: 46vh; min-height: 300px; }
    .viewer-embed { position: static; }
    .grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 767px) {
    .viewer { height: 52vh; min-height: 280px; }
    .floor-nav { display: none; }
    .form .row { grid-template-columns: 1fr; }
    .table { font-size: .85rem; }
    .cal-cell { min-height: 46px; }
}