.auth-body { min-height: 100vh; position: relative; isolation: isolate; overflow: hidden; display: grid; grid-template-columns: minmax(0, 560px) minmax(360px, 440px); align-items: center; justify-content: center; gap: clamp(48px, 8vw, 110px); padding: 40px; }
.auth-intro { min-width: 0; }
.auth-intro-label { display: flex; align-items: center; gap: 10px; color: var(--cyan); font-size: 12px; font-weight: 700; }
.auth-intro-label i { width: 8px; height: 8px; border-radius: 50%; background: var(--green); }
.auth-intro h2 { max-width: 11ch; margin: 22px 0 18px; font-size: clamp(38px, 5vw, 58px); line-height: 1.04; letter-spacing: -.04em; }
.auth-intro > p { max-width: 44ch; margin: 0; color: var(--muted); font-size: 15px; line-height: 1.7; text-wrap: pretty; }
.auth-signal { margin-top: 48px; padding-block: 18px 6px; border-block: 1px solid var(--border); }
.auth-signal > div { display: flex; align-items: center; justify-content: space-between; gap: 18px; color: var(--muted); font-size: 12px; }
.auth-signal strong { color: var(--text); font-size: 12px; }
.auth-signal svg { width: 100%; height: 170px; margin-top: 8px; display: block; overflow: visible; }
.auth-trace-grid { fill: none; stroke: var(--chart-grid); stroke-width: 1; }
.auth-trace-base, .auth-trace-flow { fill: none; stroke-linecap: round; stroke-linejoin: round; }
.auth-trace-base { stroke: var(--cyan); stroke-width: 2; opacity: .2; }
.auth-trace-flow { stroke: var(--cyan); stroke-width: 3; stroke-dasharray: .16 .84; animation: auth-trace-shift 5.5s linear infinite; }
.auth-card { width: 100%; padding: 34px; border: 1px solid var(--border); border-radius: 20px; background: var(--panel-surface); box-shadow: var(--shadow); }
.auth-card-top { margin-bottom: 34px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.auth-brand { padding: 0; }
.auth-card-top .theme-toggle { min-height: 44px; }
.auth-card h1 { font-size: 28px; }
.auth-form { display: grid; gap: 16px; margin-top: 30px; }
.auth-form label, .inline-form label, .access-user { display: grid; gap: 7px; color: var(--muted); font-size: 12px; }
input, select { width: 100%; min-height: 44px; padding: 9px 11px; border: 1px solid var(--border); border-radius: 9px; color: var(--text); background: var(--input-surface); font: 400 16px Pretendard, "Noto Sans KR", "Malgun Gothic", system-ui, sans-serif; }
input:focus, select:focus { outline: 2px solid rgba(79,217,255,.3); border-color: var(--cyan); }
.primary-button { min-height: 44px; padding: 9px 15px; border: 0; border-radius: 9px; color: var(--on-accent); background: var(--cyan); font-weight: 750; cursor: pointer; }
.primary-button:hover { background: var(--accent-hover); }
.primary-button:focus-visible { outline-color: var(--accent-focus); }
.primary-button:disabled { opacity: .55; cursor: wait; }
.form-error { padding: 11px; border-radius: 8px; color: var(--danger-text); background: var(--red-soft); font-size: 12px; }
.password-dialog { width: min(460px, calc(100% - 32px)); padding: 0; border: 1px solid var(--border); border-radius: 16px; color: var(--text); background: var(--panel-surface); box-shadow: var(--shadow); }
.password-dialog::backdrop { background: var(--modal-backdrop); backdrop-filter: blur(4px); }
.password-form { padding: 24px; display: grid; gap: 16px; }
.password-form h2 { margin: 0; }
.password-form p { margin: 8px 0 0; color: var(--muted); font-size: 12px; line-height: 1.55; }
.password-form p { text-wrap: pretty; }
.password-form label { display: grid; gap: 7px; color: var(--muted); font-size: 12px; }
.password-dialog-actions { display: grid; grid-template-columns: 1fr 1.4fr; gap: 8px; margin-top: 4px; }
.admin-shell { min-height: 100vh; }
.admin-header { min-height: 76px; padding: 14px clamp(20px,4vw,58px); border-bottom: 1px solid var(--border); background: var(--header-surface); display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.admin-header .brand { padding: 0; }
.admin-actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 8px; color: var(--muted); font-size: 12px; }
.admin-actions a, .admin-actions button { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; color: var(--text); text-decoration: none; border: 1px solid var(--border); border-radius: 8px; background: var(--surface-action); padding: 8px 11px; cursor: pointer; }
.admin-actions a:hover, .admin-actions button:hover, .row-actions button:hover { border-color: var(--cyan-border); background: var(--surface-control); }
.admin-main { padding: 38px clamp(20px,4vw,58px) 60px; }
.admin-title { margin-bottom: 26px; }
.admin-message { margin-bottom: 16px; padding: 12px 14px; border: 1px solid rgba(79,217,255,.2); border-radius: 9px; background: rgba(79,217,255,.08); font-size: 12px; }
.admin-message.error { color: var(--danger-text); border-color: rgba(255,111,125,.25); background: var(--red-soft); }
.admin-tabs { display: flex; gap: 5px; margin-bottom: 14px; overflow-x: auto; overscroll-behavior-inline: contain; scrollbar-width: thin; scroll-snap-type: inline proximity; }
.admin-tabs button { min-height: 44px; flex: 0 0 auto; scroll-snap-align: start; border: 1px solid var(--border); border-radius: 9px; padding: 10px 16px; color: var(--muted); background: transparent; cursor: pointer; touch-action: manipulation; }
.admin-tabs button.active { color: var(--text); border-color: var(--cyan-border); background: var(--cyan-selection); }
.admin-tabs button:hover { color: var(--text); border-color: rgba(167,203,228,.24); }
.admin-panel { padding: 24px; border: 1px solid var(--border); border-radius: 16px; background: var(--panel-surface); }
.admin-section-head h2 { margin: 0; }
.admin-section-head p { margin: 7px 0 0; color: var(--muted); font-size: 12px; }
.inline-form { display: grid; grid-template-columns: repeat(4, minmax(120px,1fr)) auto; gap: 10px; align-items: end; margin: 24px 0; padding: 16px; border-radius: 12px; background: var(--surface-whisper); }
.device-form { grid-template-columns: repeat(4,minmax(120px,1fr)) auto auto; }
.checkbox-label { display: flex !important; align-items: center; gap: 8px !important; min-height: 44px; }
.checkbox-label input { width: 17px; min-height: auto; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 12px; }
th, td { padding: 13px 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: middle; }
th { color: var(--muted); font-weight: 600; }
td strong, td small { display: block; }
td small { margin-top: 4px; color: var(--muted); }
td input, td select { min-width: 100px; min-height: 34px; padding: 6px 8px; }
.row-actions { display: flex; gap: 6px; }
.row-actions button { min-height: 44px; border: 1px solid var(--border); border-radius: 7px; padding: 7px 9px; color: var(--text); background: var(--surface-action); cursor: pointer; white-space: nowrap; }
.access-user { width: min(360px,100%); margin: 24px 0 18px; }
.access-grid { display: grid; grid-template-columns: repeat(auto-fill,minmax(240px,1fr)); gap: 9px; margin-bottom: 18px; }
.access-grid label { display: flex; gap: 10px; align-items: center; padding: 13px; border: 1px solid var(--border); border-radius: 10px; color: var(--text); font-size: 12px; }
.access-grid input { width: 17px; min-height: auto; }
.audit-table { margin-top: 22px; }
.audit-table code { color: var(--cyan); font-size: 11px; }
.audit-success { color: var(--green); }
.audit-failure { color: var(--red); }
.alarm-settings-form { grid-template-columns: minmax(180px,1.2fr) repeat(2,minmax(230px,1fr)) auto; align-items: end; }
.temperature-range { min-width: 0; margin: 0; padding: 10px 12px 12px; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; border: 1px solid var(--border); border-radius: 10px; }
.temperature-range legend { padding: 0 5px; color: var(--cyan); font-size: 11px; font-weight: 700; }
.setting-note { margin: 4px 0 0; color: var(--muted); font-size: 12px; }
.recommendation-workflow { margin: 26px 0 14px; padding-top: 24px; border-top: 1px solid var(--border); }
.recommendation-head { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.recommendation-head h3 { margin: 0; font-size: 16px; }
.recommendation-head p { margin: 6px 0 0; color: var(--muted); font-size: 12px; }
.recommendation-meta { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 8px 16px; color: var(--muted); font-size: 11px; }
.recommendation-meta span:first-child { font-weight: 750; }
.recommendation-meta .confidence-high { color: var(--green); }
.recommendation-meta .confidence-medium { color: var(--cyan); }
.recommendation-meta .confidence-low { color: var(--danger-text); }
.recommendation-compare { margin-top: 13px; display: grid; grid-template-columns: minmax(90px,.5fr) repeat(2,minmax(150px,1fr)); border-block: 1px solid var(--border); font-size: 12px; font-variant-numeric: tabular-nums; }
.recommendation-compare > * { padding: 12px 10px; border-bottom: 1px solid var(--border); }
.recommendation-compare > :nth-last-child(-n+3) { border-bottom: 0; }
.recommendation-compare strong { color: var(--muted); font-weight: 650; }
.recommendation-compare .compare-label { color: var(--muted); }
.recommendation-approval { padding-top: 16px; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.recommendation-approval p { margin: 0; color: var(--muted); font-size: 12px; }
.recommendation-empty { margin-top: 16px; padding: 18px 0; color: var(--muted); font-size: 12px; }
.integration-card { margin: 24px 0 14px; padding: 18px; display: flex; align-items: center; justify-content: space-between; gap: 18px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface-whisper); }
.integration-card strong, .integration-card small { display: block; }
.integration-card small { margin-top: 5px; color: var(--muted); font-size: 11px; }
.integration-card code, .setting-note code { color: var(--cyan); }
.firmware-form { grid-template-columns: minmax(130px,.6fr) minmax(120px,.45fr) minmax(260px,1.8fr) auto; }
.firmware-file input { padding: 6px 8px; }
.firmware-file input::file-selector-button { min-height: 30px; margin-right: 10px; padding: 5px 10px; border: 1px solid var(--border); border-radius: 7px; color: var(--text); background: var(--surface-action); cursor: pointer; }
.firmware-section { margin-top: 30px; }
.firmware-section h3 { margin: 0 0 10px; font-size: 14px; }
.firmware-section code { color: var(--cyan); font-size: 11px; }
.firmware-status, .ota-report-status { display: inline-flex; min-height: 26px; align-items: center; padding: 3px 9px; border-radius: 999px; color: var(--muted); background: var(--surface-whisper); font-weight: 700; white-space: nowrap; }
.firmware-status.active, .status-success, .status-boot { color: var(--green); background: var(--green-soft); }
.status-failed { color: var(--danger-text); background: var(--red-soft); }
.table-empty { padding-block: 28px; color: var(--muted); text-align: center; }
@keyframes auth-trace-shift { to { stroke-dashoffset: -1; } }
@media (max-width: 960px) { .inline-form, .device-form, .firmware-form { grid-template-columns: 1fr 1fr; } }
@media (max-width: 860px) { .auth-body { display: grid; grid-template-columns: minmax(0, 440px); padding: 24px; } .auth-intro { display: none; } }
@media (max-width: 620px) {
  .admin-header { align-items: flex-start; flex-wrap: wrap; padding-left: max(20px, env(safe-area-inset-left)); padding-right: max(20px, env(safe-area-inset-right)); }
  .admin-header .brand { flex: 1 1 auto; }
  .admin-actions { width: 100%; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .admin-actions span { display: none; }
  .admin-actions a, .admin-actions button { width: 100%; padding-inline: 8px; text-align: center; }
  .admin-main { padding-left: max(16px, env(safe-area-inset-left)); padding-right: max(16px, env(safe-area-inset-right)); padding-bottom: max(60px, env(safe-area-inset-bottom)); }
  .admin-tabs { margin-inline: -16px; padding-inline: 16px; }
  .inline-form, .device-form { grid-template-columns: 1fr; }
  .recommendation-head, .recommendation-approval { align-items: stretch; flex-direction: column; }
  .recommendation-compare { grid-template-columns: minmax(72px,.55fr) repeat(2,minmax(110px,1fr)); }
  .admin-panel { padding: 16px; }
}
@media (max-width: 440px) { .auth-body { padding: 16px; } .auth-card { padding: 24px; } .auth-card-top { align-items: flex-start; } .auth-card-top .theme-toggle { padding-inline: 10px; } }
@media (prefers-reduced-motion: reduce) { .auth-trace-flow { animation: none; stroke-dasharray: none; opacity: .72; } }