/* ============================================================
   비코사이언스 온라인 견적서 작성 시스템 - 스타일
   구획
     1. 토큰 / 리셋
     2. 공통 타이포 / 유틸리티
     3. 버튼
     4. 폼 요소
     5. 카드 / 패널
     6. 테이블
     7. 상단 바 / 탭
     8. 로그인 화면
     9. 합계 / 발행 결과 / PDF
    10. 토스트 / 스피너
    11. 확장 (문서 2종 / 공유 링크 / 공유 페이지)
    12. 반응형
   ============================================================ */

/* ---------- 1. 토큰 / 리셋 ---------- */
:root {
  --c-bg: #f4f6f9;
  --c-surface: #ffffff;
  --c-surface-alt: #f8fafc;
  --c-border: #d8dee7;
  --c-border-strong: #b9c3d0;
  --c-text: #1b2431;
  --c-text-mute: #5b6675;
  --c-text-faint: #7d8796;
  --c-primary: #14507d;
  --c-primary-dark: #0e3c60;
  --c-primary-light: #e8f1f8;
  --c-danger: #b3261e;
  --c-danger-light: #fdeceb;
  --c-success: #1c6b3f;
  --c-success-light: #e9f6ef;
  --c-warn: #8a5b00;
  --c-warn-light: #fdf4e0;
  --radius: 8px;
  --radius-sm: 5px;
  --shadow: 0 1px 2px rgba(16, 30, 48, .06), 0 4px 14px rgba(16, 30, 48, .05);
  --focus: 0 0 0 3px rgba(20, 80, 125, .28);
  --maxw: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  /* 한글 가독성 우선 시스템 폰트 스택 (외부 CDN 미사용) */
  font-family: "Pretendard", "Malgun Gothic", "맑은 고딕", "Apple SD Gothic Neo",
               system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.55;
  color: var(--c-text);
  background: var(--c-bg);
  /* body 가로 스크롤 금지 */
  overflow-x: hidden;
}

/* ---------- 2. 공통 타이포 / 유틸리티 ---------- */
h1, h2, h3 { margin: 0; font-weight: 700; line-height: 1.35; }

p { margin: 0; }

a { color: var(--c-primary); }

.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;
}

.noscript {
  margin: 0;
  padding: 16px;
  background: var(--c-danger-light);
  color: var(--c-danger);
  text-align: center;
  font-weight: 600;
}

[hidden] { display: none !important; }

.msg {
  margin-top: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  word-break: break-word;
}
.msg-error   { background: var(--c-danger-light);  color: var(--c-danger);  border: 1px solid #f3c9c6; }
.msg-info    { background: var(--c-primary-light); color: var(--c-primary-dark); border: 1px solid #c6dcec; }
.msg-success { background: var(--c-success-light); color: var(--c-success); border: 1px solid #c3e5d3; }
.msg-dev     { background: var(--c-warn-light);    color: var(--c-warn);    border: 1px dashed #e0c98a; font-weight: 600; }
.msg-loading { background: var(--c-surface-alt);   color: var(--c-text-mute); border: 1px solid var(--c-border); }

.help {
  margin-top: 5px;
  font-size: 12.5px;
  color: var(--c-text-faint);
}

.empty {
  padding: 28px 14px;
  text-align: center;
  color: var(--c-text-faint);
  font-size: 14px;
  background: var(--c-surface-alt);
  border: 1px dashed var(--c-border);
  border-radius: var(--radius-sm);
}

.req {
  margin-left: 5px;
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--c-danger-light);
  color: var(--c-danger);
  font-size: 11px;
  font-weight: 700;
  vertical-align: 2px;
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}
.badge-ok { background: var(--c-success-light); color: var(--c-success); }
.badge-no { background: var(--c-danger-light);  color: var(--c-danger); }
.badge-neutral { background: #eef1f5; color: var(--c-text-mute); }

/* ---------- 3. 버튼 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 40px;
  padding: 8px 16px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: none;
  font: inherit;
  font-weight: 600;
  font-size: 14px;
  line-height: 1.2;
  color: var(--c-text);
  text-decoration: none;
  cursor: pointer;
  transition: background-color .12s ease, border-color .12s ease, color .12s ease;
  white-space: nowrap;
}
.btn:focus-visible { outline: none; box-shadow: var(--focus); }
.btn:disabled, .btn[aria-disabled="true"] { opacity: .5; cursor: not-allowed; }

.btn-primary { background: var(--c-primary); color: #fff; border-color: var(--c-primary); }
.btn-primary:hover:not(:disabled) { background: var(--c-primary-dark); border-color: var(--c-primary-dark); }

.btn-outline { background: var(--c-surface); color: var(--c-primary); border-color: var(--c-border-strong); }
.btn-outline:hover:not(:disabled) { background: var(--c-primary-light); border-color: var(--c-primary); }

.btn-ghost { color: var(--c-text-mute); }
.btn-ghost:hover:not(:disabled) { background: #eaeef3; color: var(--c-text); }

.btn-danger { color: var(--c-danger); border-color: transparent; }
.btn-danger:hover:not(:disabled) { background: var(--c-danger-light); }

.btn-link {
  min-height: 0;
  padding: 2px 0;
  color: var(--c-primary);
  text-decoration: underline;
  font-weight: 500;
  font-size: 13px;
}

.btn-sm { min-height: 32px; padding: 5px 11px; font-size: 13px; }
.btn-lg { min-height: 48px; padding: 12px 26px; font-size: 15.5px; }
.btn-block { width: 100%; }

.btn-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }

/* ---------- 4. 폼 요소 ---------- */
label {
  display: block;
  margin-bottom: 5px;
  font-size: 13px;
  font-weight: 600;
  color: var(--c-text-mute);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="search"],
input[type="number"],
textarea {
  width: 100%;
  min-height: 40px;
  padding: 8px 11px;
  border: 1px solid var(--c-border-strong);
  border-radius: var(--radius-sm);
  background: var(--c-surface);
  font: inherit;
  font-size: 14.5px;
  color: var(--c-text);
}
textarea { resize: vertical; min-height: 60px; }

input:focus, textarea:focus {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: var(--focus);
}

input[readonly] {
  background: #eef1f5;
  color: var(--c-text-mute);
  border-color: var(--c-border);
  cursor: default;
}

input[aria-invalid="true"] { border-color: var(--c-danger); }

.field { min-width: 0; }
.field + .field { margin-top: 0; }

.field-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px 18px;
}

.field-remark { margin-top: 16px; }

.stack { display: flex; flex-direction: column; gap: 12px; }

/* ---------- 5. 카드 / 패널 ---------- */
.view { min-height: 100vh; }

.content {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 20px 16px 60px;
}

.panel { display: flex; flex-direction: column; gap: 16px; }

.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}

.card-title {
  font-size: 16px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.card-success {
  border-color: #b7ddc7;
  background: var(--c-success-light);
}
.card-success .card-title { color: var(--c-success); }

/* 사업자정보 등록 안내 배너 */
.card-warn {
  border-color: #e0c98a;
  background: var(--c-warn-light);
}

.banner-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.banner-text {
  flex: 1 1 240px;
  min-width: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--c-warn);
  word-break: keep-all;
}

.footer {
  padding: 20px 16px 30px;
  text-align: center;
  font-size: 12.5px;
  color: var(--c-text-faint);
}

/* ---------- 6. 테이블 ---------- */
.table-scroll {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 13.5px;
}
.table-orders { min-width: 860px; }

.table th, .table td {
  padding: 9px 10px;
  border-bottom: 1px solid var(--c-border);
  text-align: left;
  vertical-align: middle;
}

.table thead th {
  position: sticky;
  top: 0;
  background: var(--c-surface-alt);
  color: var(--c-text-mute);
  font-size: 12.5px;
  font-weight: 700;
  white-space: nowrap;
  border-bottom: 2px solid var(--c-border-strong);
}

.table tbody tr:hover { background: #fafbfd; }
.table tbody tr:last-child td { border-bottom: none; }

.table .num { text-align: right; font-variant-numeric: tabular-nums; }
.table .code { font-family: ui-monospace, "Consolas", "D2Coding", monospace; font-size: 12.5px; white-space: nowrap; }
.table .name { min-width: 200px; word-break: break-word; }

.table-clickable tbody tr { cursor: pointer; }

/* 주문 목록의 발행 상태 / 버튼 칸 */
.order-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 5px;
  min-width: 0;
}
.order-issued {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--c-success);
  word-break: break-word;
}
.order-block {
  font-size: 12px;
  color: var(--c-text-faint);
  max-width: 220px;
  word-break: keep-all;
}

/* ---------- 7. 상단 바 / 탭 ---------- */
.topbar {
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.topbar-brand { display: flex; align-items: center; gap: 9px; }

.logo-mark {
  display: inline-block;
  padding: 4px 9px;
  border-radius: var(--radius-sm);
  background: var(--c-primary);
  color: #fff;
  font-weight: 800;
  font-size: 13px;
  letter-spacing: .06em;
}

.topbar-title { font-weight: 700; font-size: 15.5px; }

.topbar-user {
  display: flex;
  flex-direction: column;
  margin-left: auto;
  min-width: 0;
  text-align: right;
}
.user-name { font-weight: 700; font-size: 14px; }
.user-email {
  font-size: 12.5px;
  color: var(--c-text-faint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.topbar-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.tabs {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 16px;
  display: flex;
  gap: 4px;
  overflow-x: auto;
}

.tab {
  flex: 0 0 auto;
  padding: 11px 18px;
  border: none;
  border-bottom: 3px solid transparent;
  background: none;
  font: inherit;
  font-weight: 600;
  font-size: 14.5px;
  color: var(--c-text-mute);
  cursor: pointer;
}
.tab:hover { color: var(--c-text); }
.tab:focus-visible { outline: none; box-shadow: var(--focus); border-radius: var(--radius-sm); }
.tab.is-active { color: var(--c-primary); border-bottom-color: var(--c-primary); }

/* ---------- 8. 로그인 화면 ---------- */
.view-auth {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 16px 60px;
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px;
}

.brand { text-align: center; margin-bottom: 18px; }
.brand-eyebrow {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .18em;
  color: var(--c-primary);
}
.brand-title { font-size: 20px; margin-top: 6px; }

.notice {
  padding: 11px 13px;
  border-radius: var(--radius-sm);
  background: var(--c-primary-light);
  border: 1px solid #c6dcec;
  color: var(--c-primary-dark);
  font-size: 13.5px;
  text-align: center;
  font-weight: 600;
}

.auth-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 16px;
}

.divider {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 22px 0 16px;
  color: var(--c-text-faint);
  font-size: 12.5px;
}
.divider::before, .divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--c-border);
}

.otp-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.otp-countdown { font-size: 13px; color: var(--c-text-mute); font-variant-numeric: tabular-nums; }
.otp-countdown.is-expired { color: var(--c-danger); font-weight: 700; }

/* ---------- 9. 합계 / 발행 결과 / PDF ---------- */
.card-total { background: var(--c-surface); }

.total-status { font-size: 12.5px; font-weight: 600; color: var(--c-text-faint); }

.total-list { margin: 0; display: flex; flex-direction: column; gap: 2px; }

.total-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--c-border);
}
.total-row dt { font-size: 13.5px; color: var(--c-text-mute); font-weight: 600; }
.total-row dd {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  text-align: right;
  word-break: break-word;
}
.total-row-grand { border-bottom: none; border-top: 2px solid var(--c-border-strong); margin-top: 4px; padding-top: 12px; }
.total-row-grand dt { font-size: 15px; color: var(--c-text); }
.total-row-grand dd { font-size: 21px; color: var(--c-primary); }

.sum-hangul {
  margin-top: 12px;
  padding: 10px 12px;
  background: var(--c-surface-alt);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 700;
  word-break: keep-all;
}
.sum-number { margin-top: 6px; font-size: 13px; color: var(--c-text-mute); }

.detail-meta { margin: 14px 0; }

.action-bar {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  flex-wrap: wrap;
  padding: 4px 0;
}

.issue-label { font-size: 13px; color: var(--c-text-mute); font-weight: 600; }
.issue-number {
  font-size: 26px;
  font-weight: 800;
  color: var(--c-success);
  letter-spacing: .01em;
  word-break: break-all;
  margin: 2px 0 6px;
}
.issue-sub {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--c-text-mute);
  word-break: break-all;
}
.issue-total { font-size: 14.5px; font-weight: 700; margin-bottom: 14px; }
.issue-actions { margin-top: 16px; }

.detail-title {
  font-size: 20px;
  font-weight: 800;
  word-break: break-all;
  margin-bottom: 2px;
}

/* 주문이 없을 때의 홈페이지 링크 */
.empty-action { margin-top: 12px; }

.pdf-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.pdf-head .card-title { margin-bottom: 0; }

.pdf-frame {
  width: 100%;
  height: 74vh;
  min-height: 420px;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  background: #fff;
}

.pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 14px;
  flex-wrap: wrap;
}
.pager-info { font-size: 13px; color: var(--c-text-mute); font-variant-numeric: tabular-nums; }

/* ---------- 10. 토스트 / 스피너 ---------- */
.boot {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 60vh;
  color: var(--c-text-mute);
  font-size: 14px;
}

.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--c-border-strong);
  border-top-color: var(--c-primary);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  vertical-align: -3px;
}
@keyframes spin { to { transform: rotate(360deg); } }

@media (prefers-reduced-motion: reduce) {
  .spinner { animation-duration: 2.4s; }
  * { transition: none !important; }
}

.toast-area {
  position: fixed;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%);
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: min(440px, calc(100vw - 32px));
  pointer-events: none;
}

.toast {
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  box-shadow: 0 6px 20px rgba(16, 30, 48, .18);
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  background: var(--c-text);
  word-break: break-word;
}
.toast-error   { background: var(--c-danger); }
.toast-success { background: var(--c-success); }
.toast-info    { background: var(--c-primary); }

/* ============================================================
   11. 확장 — 문서 2종(견적서/거래명세서) / 공유 링크 / 공유 페이지
   ============================================================ */

/* --- 11-1. select (공유 범위 선택 등) --- */
select {
  width: 100%;
  min-height: 40px;
  padding: 8px 11px;
  border: 1px solid var(--c-border-strong);
  border-radius: var(--radius-sm);
  background: var(--c-surface);
  font: inherit;
  font-size: 14.5px;
  color: var(--c-text);
}
select:focus {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: var(--focus);
}

/* --- 11-2. 사업자정보 (요약 카드 / 입력 폼) --- */
.profile-summary { margin-top: 16px; }
.profile-summary .total-row dd { font-weight: 600; font-size: 14px; }
.profile-summary .btn-row { margin-top: 14px; }

.profile-form { margin-top: 16px; }
.profile-actions { margin-top: 16px; }

/* --- 11-3. 문서 카드 (견적서 / 거래명세서) --- */
.detail-stack { display: flex; flex-direction: column; gap: 16px; }

.doc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.doc-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 5px;
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  background: var(--c-surface-alt);
}
.doc-name { font-size: 15px; font-weight: 700; }
.doc-desc {
  font-size: 12.5px;
  color: var(--c-text-faint);
  word-break: keep-all;
}
.doc-card > .btn { margin-top: 7px; }
.doc-card .btn-row { margin-top: 7px; }

.issue-doc-guide {
  margin-bottom: 10px;
  font-size: 13px;
  color: var(--c-text-mute);
}

/* --- 11-4. 공유 링크 --- */
.share-create-row {
  display: flex;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}
.share-create-row .field { flex: 1 1 220px; min-width: 0; }
.share-create-row .btn { flex: 0 0 auto; }

.share-new {
  margin-top: 16px;
  padding: 13px;
  border: 1px solid #e0c98a;
  border-radius: var(--radius-sm);
  background: var(--c-surface);
}
.share-new .msg { margin-top: 0; }

.msg-warn {
  background: var(--c-warn-light);
  color: var(--c-warn);
  border: 1px solid #e0c98a;
  font-weight: 700;
}

.share-url-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 11px;
}
.share-url-row input {
  flex: 1 1 200px;
  min-width: 0;
  font-size: 13px;
  font-family: ui-monospace, "Consolas", "D2Coding", monospace;
}
.share-url-row .btn { flex: 0 0 auto; }

.share-none { color: var(--c-text-faint); }

.table-share { min-width: 560px; }

/* --- 11-5. 공유 받은 사람용 단독 페이지 (/s/{token}) --- */
.view-shared {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 32px 16px 60px;
}

.shared-card {
  width: 100%;
  max-width: 560px;
  padding: 26px 22px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.boot-inline { min-height: 140px; }

.shared-doc-title { margin: 24px 0 4px; }

.shared-docs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.shared-foot {
  margin-top: 26px;
  text-align: center;
  font-size: 12px;
  color: var(--c-text-faint);
}

/* --- 11-6. 확장 영역 반응형 (360px 에서 가로 스크롤 없음) --- */
@media (max-width: 420px) {
  .doc-grid { grid-template-columns: 1fr; }
  .shared-docs { grid-template-columns: 1fr; }
  .shared-card { padding: 18px 14px; }
  .share-create-row .btn { width: 100%; }
  .share-url-row .btn { width: 100%; }
  .doc-card .btn-row { width: 100%; }
  .doc-card .btn-row .btn { flex: 1 1 100%; }
  .banner-row .btn { width: 100%; }
  .profile-actions .btn { flex: 1 1 100%; }
}

/* ---------- 12. 반응형 ---------- */
@media (max-width: 900px) {
  .topbar-inner { gap: 10px; }
  .topbar-user { margin-left: auto; }
}

@media (max-width: 640px) {
  body { font-size: 14.5px; }

  .content { padding: 14px 12px 48px; }
  .card { padding: 14px; border-radius: 6px; }

  .topbar-inner { padding: 10px 12px; }
  .topbar-user {
    order: 3;
    width: 100%;
    margin-left: 0;
    text-align: left;
    flex-direction: row;
    align-items: baseline;
    gap: 8px;
  }
  .user-email { flex: 1 1 auto; }
  .topbar-actions { margin-left: auto; }
  .tabs { padding: 0 12px; }
  .tab { padding: 10px 14px; font-size: 14px; }

  .field-grid { grid-template-columns: 1fr; gap: 14px; }

  .action-bar { flex-direction: column-reverse; }
  .action-bar .btn { width: 100%; }

  .auth-card { padding: 22px 16px; }
  .auth-links { grid-template-columns: 1fr; }

  .pdf-frame { height: 62vh; min-height: 320px; }

  .total-row-grand dd { font-size: 19px; }
  .issue-number { font-size: 21px; }
  .detail-title { font-size: 18px; }
}

@media (max-width: 380px) {
  .topbar-title { display: none; }
  .tab { padding: 10px 11px; font-size: 13.5px; }
}

/* 인쇄 시 조작 UI 숨김 */
@media print {
  .topbar, .action-bar, .toast-area, .footer, .btn { display: none !important; }
  .card { box-shadow: none; border-color: #999; }
}