/* ===== 공통 리셋 ===== */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans KR", "맑은 고딕", sans-serif; color: #1f2937; background: #f8fafc; }
a { color: #0f766e; text-decoration: none; }
a:hover { text-decoration: underline; }
button { cursor: pointer; }

/* ===== 인덱스 ===== */
.page-index { background: linear-gradient(135deg, #f0f9ff 0%, #ecfdf5 100%); min-height: 100vh; }
.index-wrap { max-width: 960px; margin: 0 auto; padding: 3rem 1.5rem; }
.index-header { text-align: center; margin-bottom: 2rem; }
.index-header h1 { font-size: 2.5rem; margin: 0; color: #0f766e; }
.index-header .tagline { color: #475569; margin-top: 0.5rem; }

.login-card { max-width: 420px; margin: 0 auto 1.5rem; background: #fff; padding: 2rem; border-radius: 12px; box-shadow: 0 1px 3px rgba(0,0,0,.06), 0 10px 40px rgba(15,118,110,.08); }
.login-card h2 { margin-top: 0; font-size: 1.25rem; }
.login-card form { display: flex; flex-direction: column; gap: 1rem; }
.login-card label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.875rem; color: #374151; }
.login-card input { padding: 0.6rem 0.75rem; border: 1px solid #d1d5db; border-radius: 8px; font-size: 1rem; }
.login-card input:focus { border-color: #0f766e; outline: 3px solid rgba(15,118,110,.15); }
.login-card button { padding: 0.7rem; background: #0f766e; color: #fff; border: none; border-radius: 8px; font-weight: 600; }
.login-card button:hover { background: #115e59; }
.login-card .error { background: #fef2f2; border: 1px solid #fca5a5; color: #b91c1c; padding: 0.6rem 0.75rem; border-radius: 8px; margin-bottom: 1rem; font-size: 0.875rem; }

.contact-card { max-width: 420px; margin: 0 auto 2.5rem; background: #fffbeb; border: 1px solid #fde68a; border-radius: 12px; padding: 1.25rem 1.5rem; text-align: center; }
.contact-card h3 { margin-top: 0; color: #92400e; font-size: 1rem; }
.contact-email a { color: #b45309; font-weight: 600; }

.service-info h2 { text-align: center; margin: 0 0 1.5rem; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; }
.feature { margin: 0; background: #fff; border-radius: 12px; padding: 1.25rem; text-align: center; box-shadow: 0 1px 2px rgba(0,0,0,.04); }
.feature img { width: 64px; height: 64px; margin-bottom: 0.75rem; }
.feature h3 { margin: 0 0 0.5rem; font-size: 1rem; color: #0f766e; }
.feature p { margin: 0; color: #475569; font-size: 0.875rem; line-height: 1.5; }

/* ===== 대시보드 ===== */
.top-bar { display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.5rem; background: #fff; border-bottom: 1px solid #e5e7eb; }
.top-bar h1 { margin: 0; font-size: 1.25rem; color: #0f766e; }
.user-info { display: flex; align-items: center; gap: 1rem; font-size: 0.875rem; }
.inline { display: inline; }
.btn-link { background: none; border: none; color: #6b7280; padding: 0; text-decoration: underline; }
.btn-link:hover { color: #0f766e; }

.dashboard-wrap { max-width: 1100px; margin: 0 auto; padding: 1.5rem; display: grid; gap: 1.5rem; }

.upload-card, .docs-card { background: #fff; border-radius: 12px; padding: 1.5rem; box-shadow: 0 1px 2px rgba(0,0,0,.04); }
.upload-card h2, .docs-card h2 { margin: 0 0 1rem; font-size: 1.1rem; }
.upload-form { display: grid; grid-template-columns: 2fr 1fr 1fr auto; gap: 0.75rem; align-items: end; }
.upload-form label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.875rem; color: #374151; }
.upload-form input { padding: 0.5rem 0.6rem; border: 1px solid #d1d5db; border-radius: 8px; }
.upload-form button { padding: 0.55rem 1.25rem; background: #0f766e; color: #fff; border: none; border-radius: 8px; font-weight: 600; height: 40px; }
.upload-form button:hover { background: #115e59; }

.empty { color: #6b7280; font-style: italic; }

.doc-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; }
.doc-item { display: grid; grid-template-columns: 1fr auto; gap: 1rem; padding: 1rem; border: 1px solid #e5e7eb; border-radius: 10px; }
.doc-main { min-width: 0; }
.doc-name { font-size: 1rem; margin-bottom: 0.4rem; word-break: break-all; }
.doc-name .meta { color: #6b7280; font-size: 0.875rem; font-weight: normal; }
.doc-name code { background: #f1f5f9; padding: 0 0.35rem; border-radius: 4px; }
.doc-url { display: flex; gap: 0.5rem; align-items: center; margin-bottom: 0.4rem; font-size: 0.875rem; }
.doc-url a { word-break: break-all; }
.btn-copy { font-size: 0.75rem; padding: 0.2rem 0.5rem; border: 1px solid #d1d5db; background: #fff; border-radius: 6px; }
.btn-copy:hover { background: #f3f4f6; }
.doc-window { font-size: 0.875rem; color: #475569; }
.doc-window .label { color: #6b7280; margin-right: 0.25rem; }
.doc-edit { margin-top: 0.5rem; font-size: 0.875rem; }
.doc-edit summary { cursor: pointer; color: #0f766e; }
.edit-window { margin-top: 0.5rem; display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; }
.edit-window input { padding: 0.35rem 0.5rem; border: 1px solid #d1d5db; border-radius: 6px; }
.edit-window button { padding: 0.4rem 0.75rem; background: #0f766e; color: #fff; border: none; border-radius: 6px; }

.doc-qr { display: flex; flex-direction: column; gap: 0.5rem; align-items: center; }
.qr-thumb { width: 112px; height: 112px; cursor: zoom-in; border: 1px solid #e5e7eb; border-radius: 6px; background: #fff; }
.btn-danger { padding: 0.3rem 0.75rem; background: #fff; color: #b91c1c; border: 1px solid #fca5a5; border-radius: 6px; font-size: 0.875rem; }
.btn-danger:hover { background: #fef2f2; }

/* 모달 */
.modal { position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; z-index: 100; }
.modal.hidden { display: none; }
.modal-bg { position: absolute; inset: 0; background: rgba(15,23,42,.7); }
.modal-body { position: relative; background: #fff; padding: 2rem; border-radius: 12px; max-width: 92vw; text-align: center; }
.modal-body img { max-width: 80vmin; max-height: 70vh; image-rendering: pixelated; display: block; margin: 0 auto; }
.modal-close { position: absolute; top: 0.5rem; right: 0.75rem; background: none; border: none; font-size: 1.5rem; color: #6b7280; }
.modal-url { margin-top: 1rem; font-size: 0.875rem; color: #475569; word-break: break-all; }
.modal-hint { margin-top: 0.5rem; color: #6b7280; font-size: 0.8rem; }

/* ===== 열람 페이지 ===== */
.page-viewer { background: #0f172a; color: #e2e8f0; min-height: 100vh; }
.viewer-root { display: flex; flex-direction: column; min-height: 100vh; }
.viewer-top { display: flex; align-items: center; gap: 1rem; padding: 0.75rem 1rem; background: #1e293b; border-bottom: 1px solid #334155; flex-wrap: wrap; }
.viewer-top .title { font-weight: 600; color: #5eead4; }
.viewer-status { display: flex; gap: 0.5rem; align-items: center; font-size: 0.875rem; color: #cbd5e1; }
.viewer-status .separator { color: #475569; }
.viewer-controls { margin-left: auto; display: flex; gap: 0.35rem; }
.viewer-controls button { padding: 0.35rem 0.8rem; background: #334155; color: #e2e8f0; border: none; border-radius: 6px; font-weight: 600; }
.viewer-controls button:hover { background: #475569; }

.viewer-main { flex: 1; overflow: auto; padding: 1rem; display: flex; justify-content: center; align-items: flex-start; }
.viewer-stage { display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.viewer-stage canvas { background: #fff; box-shadow: 0 8px 30px rgba(0,0,0,.4); max-width: 100%; }

.capture-overlay { position: fixed; inset: 0; background: #000; z-index: 9999; }
.capture-overlay.hidden { display: none; }

/* ===== 거부 페이지 ===== */
.page-denied { background: #0f172a; color: #e2e8f0; min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.denied-wrap { text-align: center; padding: 2rem; max-width: 420px; }
.denied-wrap h1 { color: #f87171; font-size: 1.5rem; }
.denied-wrap .hint { color: #94a3b8; font-size: 0.875rem; margin-top: 1rem; }

@media (max-width: 720px) {
  .upload-form { grid-template-columns: 1fr; }
  .doc-item { grid-template-columns: 1fr; }
  .doc-qr { flex-direction: row; justify-content: flex-start; }
}