/* ==================================================================
   학생회장 업무 비서 — 스타일
   PC 데스크톱 우선. 상태 표현(배지·칩·위험색)이 한눈에 읽히는 것이 목적.
   ================================================================== */

:root {
  --bg: #12141a;
  --bg-panel: #1a1d26;
  --bg-card: #20242f;
  --bg-input: #171a22;
  --line: #2c313d;
  --line-soft: #242833;

  --text: #e6e8ee;
  --text-dim: #9aa1b1;
  --text-faint: #6b7383;

  --accent: #5b8cff;
  --accent-dim: #38508f;

  --danger: #ef5a6f;
  --warn: #f0a53e;
  --ok: #3fc47c;

  --radius: 10px;
  --radius-sm: 6px;

  --gap: 12px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Pretendard', -apple-system, 'Segoe UI', 'Malgun Gothic', system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body.modal-open { overflow: hidden; }

h1, h2, h3 { margin: 0; font-weight: 600; }
ul { margin: 0; padding: 0; list-style: none; }
em { font-style: normal; }

.muted { color: var(--text-faint); font-size: 12px; }
.spacer { flex: 1; }

/* ------------------------------------------------------------------ */
/* 상단바                                                               */
/* ------------------------------------------------------------------ */

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 10px 24px;
  background: rgba(18, 20, 26, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.brand {
  font-size: 15px;
  letter-spacing: -0.2px;
  color: var(--text-dim);
  white-space: nowrap;
}

.tabs { display: flex; gap: 4px; }

.tab {
  padding: 6px 16px;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-dim);
  font: inherit;
  font-weight: 500;
  cursor: pointer;
}
.tab:hover { background: var(--bg-panel); color: var(--text); }
.tab.is-active { background: var(--accent); color: #fff; }

.topbar-actions { margin-left: auto; display: flex; gap: 8px; }

/* ------------------------------------------------------------------ */
/* 레이아웃                                                             */
/* ------------------------------------------------------------------ */

.view {
  max-width: 940px;
  margin: 0 auto;
  padding: 24px;
}

.panel-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
}
.panel-head h2 { font-size: 20px; letter-spacing: -0.3px; }
.panel-sub { margin: 0; color: var(--text-faint); font-size: 13px; }

/* ------------------------------------------------------------------ */
/* 버튼                                                                 */
/* ------------------------------------------------------------------ */

.btn {
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text);
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover { border-color: #3c4354; background: #272c38; }

.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: #6d99ff; border-color: #6d99ff; }

.btn-ghost { background: transparent; color: var(--text-dim); }

.btn-danger { color: var(--danger); border-color: #46303a; }
.btn-danger:hover { background: #3a2129; border-color: #6b3947; }

.btn-sm { padding: 3px 10px; font-size: 12px; }

.icon-btn {
  border: 0;
  background: transparent;
  color: var(--text-faint);
  font-size: 16px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}
.icon-btn:hover { background: var(--bg-card); color: var(--text); }

/* ------------------------------------------------------------------ */
/* 도구 막대 (그룹 · 정렬 · 필터)                                        */
/* ------------------------------------------------------------------ */

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  margin-bottom: 14px;
  background: var(--bg-panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.toolbar-field { display: flex; align-items: center; gap: 5px; }
.toolbar-field > span { font-size: 12px; color: var(--text-faint); white-space: nowrap; }
.toolbar-field select {
  width: auto;
  padding: 4px 8px;
  font-size: 13px;
}

.toolbar-sep { width: 1px; align-self: stretch; background: var(--line); }

.toolbar-check {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-dim);
  cursor: pointer;
  user-select: none;
}
.toolbar-check input { accent-color: var(--accent); margin: 0; }

.risk-count { color: var(--danger); font-weight: 600; }

/* ------------------------------------------------------------------ */
/* 그룹                                                                 */
/* ------------------------------------------------------------------ */

.group + .group { margin-top: 22px; }

.group-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 13px;
  color: var(--text-dim);
}
.group-count {
  font-size: 11px;
  color: var(--text-faint);
  background: var(--bg-card);
  border-radius: 999px;
  padding: 0 7px;
}

/* ------------------------------------------------------------------ */
/* 업무 카드                                                            */
/* ------------------------------------------------------------------ */

.card-list { display: flex; flex-direction: column; gap: 8px; }

.card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 14px;
  background: var(--bg-card);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--accent-dim);
  border-radius: var(--radius);
}
.card:hover { border-color: var(--line); }
.card-body { flex: 1; min-width: 0; }

/* 개인 업무는 슬림하게 — 하달 업무와 시각적으로 구분한다 */
.card.kind-personal {
  padding: 8px 14px;
  background: transparent;
  border-left-color: var(--line);
}
.card.kind-inbox { border-left-color: var(--warn); }

.card.is-done { opacity: 0.45; }
.card.is-done .card-title { text-decoration: line-through; }

/* 위험: 마감 D-2 이내인데 아직 회신 대기 */
.card.is-risk {
  background: #251a20;
  border-color: #46303a;
  border-left-color: var(--danger); /* border-color 뒤에 와야 덮이지 않는다 */
}

.card-titleline { display: flex; align-items: baseline; gap: 8px; }

.kind-mark {
  flex: none;
  font-size: 11px;
  color: var(--text-faint);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0 5px;
}

.card-title {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.2px;
  overflow-wrap: anywhere;
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
}

.card-memo {
  margin: 6px 0 0;
  color: var(--text-dim);
  font-size: 13px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.card-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }
.link { color: var(--accent); font-size: 12px; text-decoration: none; }
.link:hover { text-decoration: underline; }

.card-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 6px; flex: none; max-width: 260px; }

/* 상태 전이 버튼 — 카드에서 가장 눈에 띄어야 하는 조작 */
.btn-advance {
  background: var(--accent-dim);
  border-color: var(--accent-dim);
  color: #dfe7ff;
  font-weight: 600;
}
.btn-advance:hover { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ------------------------------------------------------------------ */
/* 배지 · 칩                                                            */
/* ------------------------------------------------------------------ */

.badge {
  font-size: 12px;
  font-weight: 600;
  padding: 1px 8px;
  border-radius: 999px;
  border: 1px solid transparent;
  white-space: nowrap;
}

/* 상태 */
.s-assigned { background: #2b3350; color: #9db4ff; }
.s-returned { background: #143a2c; color: #6ddba2; }
.s-feedback { background: #45331a; color: #f0bd6a; }
.s-todo     { background: #2a2f3c; color: var(--text-dim); }
.s-doing    { background: #2b3350; color: #9db4ff; }
.s-done     { background: #232833; color: var(--text-faint); }
.s-inbox    { background: #45331a; color: #f0bd6a; }

/* 대기 일수 */
.badge-wait {
  background: transparent;
  border-color: var(--line);
  color: var(--text-faint);
  font-weight: 500;
}

/* 마감 */
.badge-due { background: #232833; color: var(--text-dim); border-color: var(--line); }
.badge-due.t-soon { background: #45331a; color: #f5c67d; border-color: #6b4d21; }
.badge-due.t-over { background: #3a2129; color: #ff8b9c; border-color: #6b3947; }
.badge-due.is-none { color: var(--text-faint); background: transparent; }

/* 행사 규모 */
.scale-large { background: #3a2b4e; color: #c9a4f5; }
.scale-small { background: #232833; color: var(--text-dim); }

.chip {
  font-size: 12px;
  padding: 1px 8px;
  border-radius: 999px;
  background: var(--bg-input);
  border: 1px solid var(--line);
  color: var(--text-dim);
  white-space: nowrap;
}
.chip-event { color: #c9a4f5; border-color: #40335a; }

/* ------------------------------------------------------------------ */
/* 완료 그룹 · 빈 상태 · 자리표시                                        */
/* ------------------------------------------------------------------ */

.done-group { margin-top: 20px; }
.done-group > summary {
  cursor: pointer;
  color: var(--text-faint);
  font-size: 13px;
  padding: 6px 0;
}
.done-group[open] > summary { margin-bottom: 8px; }

.empty, .placeholder {
  padding: 28px 20px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  text-align: center;
  color: var(--text-faint);
}
.empty-title, .placeholder-title { margin: 0 0 6px; color: var(--text-dim); font-weight: 600; }
.empty-sub { margin: 0; font-size: 13px; }

.placeholder { text-align: left; }
.placeholder-list { margin-top: 10px; display: flex; flex-direction: column; gap: 4px; font-size: 13px; }
.placeholder-list li::before { content: '· '; }

/* 홈 통계 */
.stat-row { display: flex; gap: 10px; margin-bottom: 18px; }
.stat {
  flex: 1;
  padding: 14px 16px;
  background: var(--bg-card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}
.stat-value { font-size: 26px; font-weight: 700; letter-spacing: -0.5px; }
.stat-label { color: var(--text-faint); font-size: 12px; }

/* ------------------------------------------------------------------ */
/* 모달                                                                 */
/* ------------------------------------------------------------------ */

.backdrop {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 48px 20px;
  background: rgba(8, 9, 13, 0.65);
  overflow-y: auto;
}

.modal {
  width: 100%;
  max-width: 560px;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.modal-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line-soft);
}
.modal-head h2 { flex: 1; font-size: 16px; }

.modal-body {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.modal-foot {
  display: flex;
  gap: 8px;
  padding: 12px 18px;
  border-top: 1px solid var(--line-soft);
}

/* ------------------------------------------------------------------ */
/* 폼                                                                   */
/* ------------------------------------------------------------------ */

.field { display: block; border: 0; padding: 0; margin: 0; min-width: 0; }
.field-row { display: flex; gap: 12px; }
.field-row > .field { flex: 1; }

.field-label {
  display: block;
  margin-bottom: 5px;
  padding: 0;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
}
.field-label em { color: var(--danger); }
.field-label .hint { color: var(--text-faint); font-weight: 400; }

input[type='text'],
input[type='date'],
select,
textarea {
  width: 100%;
  padding: 7px 10px;
  background: var(--bg-input);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--text);
  font: inherit;
}
textarea { resize: vertical; }

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
}

input[type='date'] { color-scheme: dark; }

.radio-row { display: flex; gap: 8px; }
.check-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }

.radio, .check {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 6px 12px;
  background: var(--bg-input);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
  user-select: none;
}
.radio:hover, .check:hover { border-color: #3c4354; }
.radio input, .check input { accent-color: var(--accent); margin: 0; }
.radio:has(input:checked), .check:has(input:checked) {
  border-color: var(--accent);
  background: #1e2740;
}

/* 개인 업무일 때는 부서·하달일을 감춘다 (data-kind는 app.js가 갱신) */
form[data-kind='personal'] .only-delegated { display: none; }

/* ------------------------------------------------------------------ */
/* 행사 목록                                                            */
/* ------------------------------------------------------------------ */

.event-list { display: flex; flex-direction: column; gap: 6px; }

.event-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background: var(--bg-card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}
.event-info { flex: 1; min-width: 0; }
.event-name {
  display: flex;
  align-items: center;
  gap: 7px;
  font-weight: 600;
  overflow-wrap: anywhere;
}
.event-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 4px; }

/* ------------------------------------------------------------------ */
/* 데이터 백업 · 복원                                                    */
/* ------------------------------------------------------------------ */

.data-block {
  padding: 14px;
  background: var(--bg-card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}
.data-block h3 { font-size: 14px; margin-bottom: 6px; }
.data-block .muted { display: block; margin-bottom: 10px; line-height: 1.6; }
.data-block input[type='file'] {
  width: 100%;
  font-size: 13px;
  color: var(--text-dim);
}
.data-block input[type='file']::file-selector-button {
  margin-right: 10px;
  padding: 5px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-input);
  color: var(--text);
  font: inherit;
  cursor: pointer;
}
.data-block input[type='file']::file-selector-button:hover { border-color: #3c4354; background: #272c38; }

.warn-text { color: var(--warn); }