:root {
  --bg: #eef4fb;
  --panel: rgba(255, 255, 255, 0.88);
  --panel-solid: #ffffff;
  --text: #111827;
  --muted: #64748b;
  --line: rgba(148, 163, 184, 0.28);
  --brand: #0b63f6;
  --brand-dark: #084ac2;
  --brand-soft: #e7f0ff;
  --cyan: #18c7ff;
  --green: #18c5a9;
  --sidebar: #07111f;
  --sidebar-2: #0c1d35;
  --danger: #b42318;
  --radius: 8px;
  --shadow: 0 18px 50px rgba(15, 23, 42, 0.1);
  --shadow-soft: 0 12px 30px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  max-width: 100%;
  overflow-x: hidden;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 8% 8%, rgba(24, 199, 255, 0.24), transparent 26%),
    radial-gradient(circle at 86% 0%, rgba(11, 99, 246, 0.2), transparent 28%),
    linear-gradient(135deg, #f8fbff 0%, #eef4fb 42%, #e8f1fb 100%);
  color: var(--text);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.45;
  background-image:
    linear-gradient(rgba(11, 99, 246, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 99, 246, 0.055) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 82%);
}

button,
a,
input,
select,
textarea {
  font: inherit;
}

button,
a {
  border: 1px solid rgba(148, 163, 184, 0.34);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
  padding: 9px 14px;
  text-decoration: none;
  transition:
    border-color 0.18s ease,
    background 0.18s ease,
    box-shadow 0.18s ease,
    color 0.18s ease,
    transform 0.18s ease;
}

button,
a {
  cursor: pointer;
}

button.primary,
a.primary {
  border-color: rgba(24, 199, 255, 0.48);
  background: linear-gradient(135deg, var(--brand) 0%, #119df7 100%);
  color: #fff;
  display: inline-block;
  text-align: center;
  box-shadow: 0 10px 24px rgba(11, 99, 246, 0.24);
}

button.primary:hover,
a.primary:hover {
  background: linear-gradient(135deg, var(--brand-dark) 0%, #087fd4 100%);
  box-shadow: 0 14px 30px rgba(11, 99, 246, 0.3);
  transform: translateY(-1px);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

button.ghost {
  background: transparent;
}

.app-shell {
  display: grid;
  grid-template-columns: 224px 1fr;
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
  background:
    radial-gradient(circle at 22% 2%, rgba(24, 199, 255, 0.22), transparent 30%),
    linear-gradient(180deg, var(--sidebar) 0%, var(--sidebar-2) 58%, #06101c 100%);
  color: #fff;
  padding: 18px 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  box-shadow: 16px 0 50px rgba(15, 23, 42, 0.18);
}

.sidebar::after {
  content: "";
  position: absolute;
  inset: 0 0 0 auto;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(24, 199, 255, 0.55), transparent);
}

.brand {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 2px 2px 10px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

.brand-mark {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(24, 199, 255, 0.95), rgba(11, 99, 246, 0.95)),
    #0b63f6;
  box-shadow: 0 0 24px rgba(24, 199, 255, 0.35);
  font-weight: 700;
}

.brand strong {
  letter-spacing: 0.02em;
  font-size: 15px;
}

.brand small,
.login-box p {
  display: block;
  color: #bac4d3;
  margin-top: 4px;
  font-size: 12px;
}

nav {
  display: grid;
  gap: 6px;
}

.nav-item {
  position: relative;
  border: 1px solid transparent;
  color: #cbd5e1;
  background: transparent;
  text-align: left;
  padding: 9px 10px;
  overflow: hidden;
}

.nav-item.active,
.nav-item:hover {
  border-color: rgba(24, 199, 255, 0.3);
  background: linear-gradient(90deg, rgba(11, 99, 246, 0.32), rgba(24, 199, 255, 0.08));
  color: #fff;
  box-shadow: inset 3px 0 0 var(--cyan);
}

.nav-item.active::after,
.nav-item:hover::after {
  content: "";
  position: absolute;
  top: 8px;
  right: 10px;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--cyan);
  box-shadow: 0 0 14px var(--cyan);
}

.login-box {
  margin-top: auto;
  display: grid;
  gap: 8px;
  padding: 12px;
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(18px);
}

.login-box select,
.login-box a,
.login-box button {
  width: 100%;
}

.auth-user {
  display: grid;
  gap: 6px;
}

.auth-user strong {
  color: #fff;
}

.auth-card {
  max-width: 420px;
  margin: 80px auto 0;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.auth-card p {
  color: var(--muted);
  margin-top: 10px;
  margin-bottom: 18px;
}

main {
  min-width: 0;
  padding: 28px 32px 44px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
  padding: 18px 20px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: calc(var(--radius) + 2px);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 29px;
  letter-spacing: 0.01em;
}

h2 {
  font-size: 18px;
  letter-spacing: 0.01em;
}

.topbar p {
  color: var(--muted);
  margin-top: 6px;
}

.view {
  display: none;
}

.view.active {
  display: block;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.metrics article,
.panel,
.document-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
}

.metrics article {
  position: relative;
  padding: 18px;
  overflow: hidden;
}

.metrics article::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, var(--cyan), var(--brand));
}

.metrics article::after {
  content: "";
  position: absolute;
  right: -28px;
  top: -28px;
  width: 88px;
  height: 88px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(24, 199, 255, 0.2), transparent 68%);
}

.metrics span,
.muted {
  color: var(--muted);
}

.metrics strong {
  display: block;
  margin-top: 8px;
  font-size: 26px;
  color: #0f3f92;
}

.panel {
  padding: 18px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.filters {
  display: grid;
  grid-template-columns: 1fr 220px 180px auto;
  gap: 12px;
  margin-bottom: 16px;
  padding: 12px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.58);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
  backdrop-filter: blur(18px);
}

.folder-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}

.folder-card {
  position: relative;
  display: grid;
  gap: 8px;
  justify-items: start;
  text-align: left;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
  overflow: hidden;
}

.folder-card:hover {
  border-color: rgba(24, 199, 255, 0.52);
  box-shadow: 0 14px 34px rgba(11, 99, 246, 0.12);
  transform: translateY(-1px);
}

.folder-card.active {
  border-color: var(--brand);
  background: linear-gradient(135deg, #eef6ff, #ffffff);
  box-shadow: 0 14px 34px rgba(11, 99, 246, 0.16);
}

.folder-card.danger-folder {
  border-color: rgba(180, 35, 24, 0.22);
}

.folder-card.danger-folder .folder-icon {
  background: linear-gradient(135deg, #f97316, #b42318);
}

.folder-icon {
  width: 42px;
  height: 30px;
  border-radius: 6px 6px 4px 4px;
  background: linear-gradient(180deg, #60d8ff 0%, #0b63f6 100%);
  position: relative;
  box-shadow: 0 8px 20px rgba(11, 99, 246, 0.22);
}

.folder-icon::before {
  content: "";
  position: absolute;
  left: 4px;
  top: -5px;
  width: 18px;
  height: 8px;
  border-radius: 4px 4px 0 0;
  background: #a7ecff;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--text);
  padding: 10px 12px;
  outline: none;
  transition:
    border-color 0.18s ease,
    box-shadow 0.18s ease,
    background 0.18s ease;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(24, 199, 255, 0.75);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(24, 199, 255, 0.12);
}

textarea {
  resize: vertical;
}

.document-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}

.patent-list {
  overflow: auto;
}

.patent-field-grid {
  margin-bottom: 16px;
}

.sync-inline-status {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin: 0 0 16px;
  padding: 12px 14px;
  border: 1px solid rgba(24, 199, 255, 0.24);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(240, 249, 255, 0.92), rgba(236, 253, 245, 0.78));
}

.sync-inline-status > div {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.patent-table {
  min-width: 1340px;
  display: grid;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: var(--shadow-soft);
}

.patent-row {
  display: grid;
  grid-template-columns: 70px minmax(250px, 1.6fr) 150px 90px 135px 155px 100px 120px 170px;
  gap: 12px;
  align-items: center;
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  padding: 12px;
  text-align: left;
  background: rgba(255, 255, 255, 0.78);
}

.patent-row:hover {
  background: #f2f8ff;
}

.patent-row:last-child {
  border-bottom: 0;
}

.patent-row strong,
.patent-row span {
  overflow-wrap: anywhere;
}

.patent-head {
  position: sticky;
  top: 0;
  z-index: 1;
  background: linear-gradient(90deg, #eef6ff, #f8fafc);
  color: #315a8e;
  font-weight: 700;
}

.patent-file-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.patent-file-grid-three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.patent-file-box {
  display: grid;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
}

.patent-payment-voucher {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.payment-fee-detail {
  display: grid;
  gap: 8px;
  margin-top: 8px;
}

.payment-fee-table {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.72);
}

.payment-fee-row {
  min-width: 680px;
  display: grid;
  grid-template-columns: minmax(220px, 1.4fr) 110px 150px 120px;
  gap: 10px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}

.payment-fee-row:last-child {
  border-bottom: 0;
}

.payment-fee-head {
  background: rgba(238, 246, 255, 0.86);
  color: #143a6e;
  font-weight: 700;
}

.hidden {
  display: none !important;
}

.abandon-toggle {
  display: flex;
  grid-template-columns: none;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(180, 35, 24, 0.18);
  border-radius: var(--radius);
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.7);
}

.abandon-toggle input {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.abandon-toggle span {
  display: grid;
  gap: 3px;
}

.abandon-toggle small {
  color: var(--muted);
}

.abandon-box .sync-status-card {
  display: grid;
  gap: 12px;
  margin-top: 10px;
}

.abandon-approval {
  grid-template-columns: 1fr;
}

.signature-panel {
  display: grid;
  gap: 8px;
}

.signature-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.signature-pad {
  width: 100%;
  height: 180px;
  border: 1px solid rgba(24, 199, 255, 0.34);
  border-radius: var(--radius);
  background:
    linear-gradient(rgba(15, 23, 42, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, 0.035) 1px, transparent 1px),
    #fff;
  background-size: 20px 20px;
  touch-action: none;
}

.signature-preview {
  max-width: 420px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 8px;
}

.patent-file-box-public {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.86), rgba(235, 255, 251, 0.72));
}

.patent-file-title,
.patent-section-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.patent-file-title span {
  border-radius: 999px;
  background: var(--brand-soft);
  color: #0f4fa8;
  padding: 3px 8px;
  font-size: 12px;
  white-space: nowrap;
}

.patent-section-title {
  margin-bottom: 10px;
}

.patent-status-history {
  margin-top: 10px;
}

.patent-form {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.batch-patent-box {
  display: grid;
  gap: 8px;
  border: 1px dashed rgba(24, 199, 255, 0.34);
  border-radius: var(--radius);
  padding: 12px;
  background: linear-gradient(135deg, rgba(240, 249, 255, 0.92), rgba(255, 255, 255, 0.78));
}

.patent-detail-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) 220px;
  gap: 14px;
  padding: 16px;
  border: 1px solid rgba(24, 199, 255, 0.28);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(11, 99, 246, 0.08), rgba(24, 199, 255, 0.09)),
    rgba(255, 255, 255, 0.9);
  overflow: hidden;
}

.patent-detail-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, var(--brand), var(--cyan), var(--green));
}

.patent-detail-title {
  display: grid;
  align-content: start;
  gap: 8px;
  min-width: 0;
}

.patent-detail-title h3 {
  margin: 0;
  font-size: 22px;
  line-height: 1.25;
  color: #102a56;
  overflow-wrap: anywhere;
}

.eyebrow {
  color: #0f4fa8;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.patent-countdown-card {
  display: grid;
  align-content: center;
  gap: 6px;
  min-height: 110px;
  border: 1px solid rgba(24, 199, 255, 0.26);
  border-radius: 8px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 14px 28px rgba(15, 23, 42, 0.07);
}

.patent-countdown-card span,
.payment-overview-main span,
.patent-mini-stat span {
  color: var(--muted);
  font-size: 12px;
}

.patent-countdown-card strong {
  font-size: 26px;
  color: #0f4fa8;
}

.patent-countdown-card small {
  color: var(--muted);
}

.patent-countdown-card.warning,
.payment-overview-main.warning {
  border-color: rgba(245, 158, 11, 0.38);
  background: linear-gradient(135deg, rgba(255, 251, 235, 0.95), rgba(255, 247, 237, 0.82));
}

.patent-countdown-card.warning strong,
.payment-overview-main.warning strong {
  color: #b45309;
}

.patent-countdown-card.danger,
.payment-overview-main.danger {
  border-color: rgba(180, 35, 24, 0.34);
  background: linear-gradient(135deg, rgba(254, 242, 242, 0.95), rgba(255, 247, 237, 0.76));
}

.patent-countdown-card.danger strong,
.payment-overview-main.danger strong {
  color: var(--danger);
}

.patent-countdown-card.ok strong,
.payment-overview-main.ok strong {
  color: #087b63;
}

.patent-summary-grid,
.payment-overview-grid {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.patent-mini-stat,
.payment-overview-main {
  display: grid;
  gap: 5px;
  min-width: 0;
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 8px;
  padding: 11px 12px;
  background: rgba(255, 255, 255, 0.72);
}

.patent-mini-stat strong,
.payment-overview-main strong {
  color: #143a6e;
  overflow-wrap: anywhere;
}

.patent-mini-stat em {
  color: var(--muted);
  font-size: 12px;
  font-style: normal;
  overflow-wrap: anywhere;
}

.batch-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
}

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

.document-card {
  position: relative;
  padding: 16px;
  display: grid;
  gap: 10px;
  overflow: hidden;
  transition:
    border-color 0.18s ease,
    box-shadow 0.18s ease,
    transform 0.18s ease;
}

.document-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, var(--brand), var(--cyan), var(--green));
  opacity: 0.72;
}

.document-card:hover {
  border-color: rgba(24, 199, 255, 0.48);
  box-shadow: 0 18px 42px rgba(11, 99, 246, 0.13);
  transform: translateY(-2px);
}

.card-check {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
}

.card-check input {
  width: 16px;
  height: 16px;
}

.document-card h3 {
  margin: 0;
  font-size: 17px;
  overflow-wrap: anywhere;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  border-radius: 999px;
  background: linear-gradient(135deg, #e8f3ff, #effffb);
  color: #0f4fa8;
  border: 1px solid rgba(24, 199, 255, 0.22);
  padding: 4px 9px;
  font-size: 12px;
}

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

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

label {
  display: grid;
  gap: 7px;
  color: #334155;
}

.wide {
  grid-column: 1 / -1;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.upload-file-list {
  display: grid;
  gap: 6px;
  padding: 12px;
  border: 1px dashed var(--line);
  border-radius: 6px;
  background: rgba(248, 250, 252, 0.72);
}

.upload-file-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 28px;
  gap: 8px;
  align-items: center;
}

.upload-file-item span {
  overflow-wrap: anywhere;
}

.remove-file-button {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  padding: 0;
  border-color: #f3b9b3;
  color: var(--danger);
  background: #fff;
}

.remove-file-button:hover {
  border-color: var(--danger);
  background: #fff5f3;
}

.permissions-layout {
  display: grid;
  grid-template-columns: minmax(360px, 0.8fr) minmax(0, 1fr);
  gap: 16px;
}

.user-list-head {
  align-items: flex-start;
  gap: 12px;
}

.user-list-head > div {
  min-width: 0;
}

.user-list-head > button {
  flex: 0 0 auto;
  width: auto;
  min-width: 76px;
  white-space: nowrap;
}

.permission-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(248, 250, 252, 0.8);
}

.permission-tabs button {
  flex: 0 0 auto;
  border-color: transparent;
  background: transparent;
  color: var(--muted);
}

.permission-tabs button.active {
  border-color: rgba(11, 99, 246, 0.28);
  background: linear-gradient(135deg, rgba(11, 99, 246, 0.12), rgba(24, 199, 255, 0.12));
  color: var(--brand-strong);
  box-shadow: 0 8px 18px rgba(11, 99, 246, 0.1);
}

.permission-tab-panel {
  display: none;
}

.permission-tab-panel.active {
  display: block;
}

.patent-notify-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 0.7fr);
  gap: 14px;
  align-items: start;
}

.patent-notify-picker,
.patent-notify-selected {
  display: grid;
  gap: 10px;
}

.patent-notify-user-list {
  display: grid;
  max-height: 260px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.72);
}

.patent-notify-user {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
}

.patent-notify-user:last-child {
  border-bottom: 0;
}

.patent-notify-user:hover {
  background: rgba(11, 99, 246, 0.06);
}

.patent-notify-user input {
  width: auto;
}

.patent-notify-selected {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(11, 99, 246, 0.08), rgba(24, 199, 255, 0.08));
}

.patent-notify-selected-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.selected-pill {
  display: inline-grid;
  gap: 2px;
  justify-items: start;
  padding: 8px 10px;
  border-color: rgba(11, 99, 246, 0.22);
  background: rgba(255, 255, 255, 0.78);
  color: var(--text);
}

.selected-pill span {
  font-size: 12px;
  color: var(--muted);
}

.permission-user-picker {
  display: grid;
  gap: 12px;
}

.permission-user-summary {
  display: grid;
  gap: 5px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(11, 99, 246, 0.08), rgba(24, 199, 255, 0.08));
}

.user-list-item {
  width: 100%;
  text-align: left;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  padding: 12px 0;
}

.user-list-item.selected {
  background: linear-gradient(90deg, rgba(11, 99, 246, 0.1), transparent);
  box-shadow: inset 3px 0 0 var(--brand);
}

.subsection {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.inline-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.temp-access-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.category-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.attachment-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.knowledge-result {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: start;
}

.knowledge-result p {
  margin: 8px 0;
  color: var(--text);
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.danger-button {
  color: var(--danger);
  border-color: #f3b9b3;
}

.sync-status-card {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 14px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.85), rgba(238, 246, 255, 0.72));
}

.sync-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.sync-error {
  margin-top: 10px;
}

.list {
  display: grid;
  gap: 10px;
}

.list-item {
  border-bottom: 1px solid var(--line);
  padding: 10px 0;
}

.list-item strong {
  color: #143a6e;
}

.list-item:last-child {
  border-bottom: 0;
}

dialog {
  width: min(1180px, calc(100vw - 32px));
  height: min(760px, calc(100vh - 32px));
  border: 0;
  border-radius: var(--radius);
  padding: 0;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 30px 90px rgba(15, 23, 42, 0.32);
}

dialog::backdrop {
  background: rgba(7, 17, 31, 0.58);
  backdrop-filter: blur(6px);
}

.dialog-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--line);
  padding: 16px 18px;
  background: linear-gradient(90deg, #f8fbff, #eef6ff);
}

.official-browser-dialog {
  width: min(1320px, calc(100vw - 24px));
  height: min(980px, calc(100vh - 24px));
}

.official-browser-toolbar {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) repeat(5, auto);
  gap: 10px;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
}

.official-browser-hint,
#officialBrowserHint {
  padding: 10px 16px;
}

.official-browser-viewport {
  height: calc(100% - 300px);
  margin: 0 16px 16px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #0f172a;
}

.official-browser-viewport img {
  display: block;
  width: 100%;
  max-width: none;
  cursor: crosshair;
  user-select: none;
  -webkit-user-drag: none;
  touch-action: none;
}

.official-browser-captures {
  height: 120px;
  margin: 0 16px 12px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px;
  background: #0f172a;
  color: #dbeafe;
  font-size: 12px;
  white-space: pre-wrap;
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) 360px;
  height: calc(100% - 67px);
}

.preview-box {
  position: relative;
  min-height: 0;
  background:
    linear-gradient(135deg, rgba(7, 17, 31, 0.06), rgba(24, 199, 255, 0.08)),
    #eef3f8;
}

.preview-box iframe {
  width: 100%;
  height: 100%;
  border: 0;
  background: #fff;
}

.watermark {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0.12;
  background-image: repeating-linear-gradient(
    -30deg,
    transparent 0 90px,
    rgba(23, 32, 51, 0.55) 90px 92px,
    transparent 92px 180px
  );
}

.watermark::after {
  content: attr(data-text);
  position: absolute;
  inset: 20px;
  display: grid;
  place-items: center;
  color: #101828;
  font-size: 22px;
  font-weight: 700;
  transform: rotate(-24deg);
  white-space: pre-line;
  text-align: center;
}

.preview-fallback {
  display: none;
  padding: 28px;
}

.preview-fallback.active {
  display: block;
}

.detail-form {
  border-left: 1px solid var(--line);
  padding: 18px;
  overflow: auto;
  display: grid;
  gap: 12px;
  align-content: start;
}

.danger {
  color: var(--danger);
}

@media (max-width: 900px) {
  button,
  a {
    padding: 8px 10px;
  }

  input,
  select,
  textarea {
    padding: 9px 10px;
  }

  body {
    background:
      radial-gradient(circle at 10% 0%, rgba(24, 199, 255, 0.24), transparent 30%),
      linear-gradient(180deg, #f7fbff 0%, #eef4fb 100%);
  }

  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
    overflow: visible;
    gap: 14px;
    padding: 12px 10px 10px;
    border-radius: 0 0 14px 14px;
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.18);
  }

  .sidebar::after {
    display: none;
  }

  .brand {
    padding: 0 2px 10px;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
  }

  nav {
    display: flex;
    gap: 8px;
    margin: 0 -10px;
    padding: 0 10px 4px;
    overflow-x: auto;
    max-width: calc(100vw - 1px);
    scrollbar-width: none;
  }

  nav::-webkit-scrollbar {
    display: none;
  }

  .nav-item {
    flex: 0 0 auto;
    white-space: nowrap;
    padding: 8px 10px;
    border-color: rgba(148, 163, 184, 0.18);
    background: rgba(255, 255, 255, 0.06);
  }

  .login-box {
    margin-top: 0;
    padding: 10px;
  }

  main {
    width: 100%;
    min-width: 0;
    padding: 12px 8px 24px;
  }

  .topbar {
    align-items: stretch;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 12px;
    padding: 12px;
  }

  .topbar h1 {
    font-size: 23px;
  }

  .topbar p {
    font-size: 13px;
  }

  #quickUpload {
    width: 100%;
  }

  .metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 12px;
  }

  .metrics article {
    padding: 14px 14px 14px 16px;
  }

  .metrics strong {
    font-size: 22px;
  }

  .panel {
    padding: 12px;
  }

  .panel-head {
    align-items: stretch;
    flex-direction: column;
    gap: 10px;
  }

  .panel-head > button {
    width: 100%;
  }

  .user-list-head {
    align-items: flex-start;
    flex-direction: row;
  }

  .user-list-head > button {
    width: auto;
    min-width: 72px;
  }

  .permission-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 8px;
  }

  .patent-notify-layout {
    grid-template-columns: 1fr;
  }

  .folder-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .folder-card {
    padding: 10px;
  }

  .document-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .document-card {
    padding: 12px;
  }

  .batch-bar,
  .temp-access-item,
  .category-item,
  .attachment-item,
  .form-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .batch-actions,
  .card-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .card-actions button,
  .batch-actions button,
  .form-actions button,
  .form-actions a {
    width: 100%;
  }

  .patent-list {
    width: 100%;
    max-width: 100%;
    margin: 0;
    padding: 0 0 2px;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
  }

  .patent-table {
    min-width: 1080px;
  }

  .patent-row {
    grid-template-columns: 48px minmax(180px, 1.4fr) 115px 70px 105px 140px 90px 110px 155px;
    gap: 8px;
    padding: 10px;
    font-size: 13px;
  }

  .upload-file-item {
    grid-template-columns: minmax(0, 1fr) 32px;
  }

  .remove-file-button {
    width: 32px;
    height: 32px;
  }

  .metrics,
  .filters,
  .form-grid,
  .detail-layout,
  .permissions-layout,
  .inline-fields,
  .knowledge-result,
  .patent-file-grid,
  .patent-form,
  .patent-detail-hero,
  .patent-summary-grid,
  .payment-overview-grid {
    grid-template-columns: 1fr;
  }

  dialog {
    width: calc(100vw - 8px);
    max-width: calc(100vw - 8px);
    height: 100vh;
    max-height: 100vh;
    border-radius: 0;
  }

  .dialog-head {
    gap: 10px;
    padding: 12px;
  }

  .dialog-head h2 {
    font-size: 18px;
  }

  .official-browser-toolbar {
    grid-template-columns: 1fr 1fr;
    padding: 10px;
  }

  .official-browser-toolbar input {
    grid-column: 1 / -1;
  }

  .official-browser-hint,
  #officialBrowserHint {
    padding: 8px 10px;
  }

  .official-browser-viewport {
    height: calc(100% - 220px);
    margin: 0 8px 8px;
  }

  .official-browser-viewport img {
    width: 1280px;
  }

  .detail-layout {
    height: calc(100% - 57px);
    overflow: auto;
  }

  .preview-box {
    min-height: 56vh;
  }

  .detail-form {
    border-left: 0;
    border-top: 1px solid var(--line);
    padding: 12px;
    overflow: visible;
  }
}

@media (max-width: 520px) {
  .brand small {
    font-size: 12px;
  }

  .metrics {
    grid-template-columns: 1fr 1fr;
  }

  .folder-grid {
    grid-template-columns: 1fr;
  }

  .batch-actions,
  .card-actions {
    grid-template-columns: 1fr;
  }

  button,
  a,
  input,
  select,
  textarea {
    font-size: 13px;
  }

  .topbar h1 {
    font-size: 21px;
  }

  .metrics {
    gap: 8px;
  }

  .metrics article {
    padding: 12px 10px 12px 14px;
  }

  .metrics strong {
    font-size: 20px;
  }

  .watermark::after {
    font-size: 16px;
  }
}

@media (max-width: 380px) {
  main {
    padding-left: 6px;
    padding-right: 6px;
  }

  .sidebar {
    padding-left: 8px;
    padding-right: 8px;
  }

  .topbar,
  .panel,
  .batch-bar,
  .filters {
    padding: 10px;
  }

  .metrics {
    grid-template-columns: 1fr;
  }
}