:root {
  color-scheme: light;
  --bg: #eef3f8;
  --panel: #ffffff;
  --panel-soft: #f7fafc;
  --surface: #f3f6fa;
  --surface-elevated: #ffffff;
  --line: #d7e1ea;
  --text: #17202c;
  --muted: #65758a;
  --primary: #2457d6;
  --primary-strong: #1d46ad;
  --primary-soft: #e7eefc;
  --accent: #0f9f8f;
  --accent-soft: #dcf7f2;
  --success: #117044;
  --warning: #a86600;
  --danger: #b42318;
  --input-bg: #ffffff;
  --hover: #eef4fa;
  --sidebar-bg: linear-gradient(180deg, #171c26, #202735);
  --sidebar-soft: rgba(255,255,255,0.08);
  --sidebar-strong: rgba(255,255,255,0.14);
  --sidebar-text: rgba(255,255,255,0.82);
  --sidebar-muted: rgba(255,255,255,0.72);
  --backdrop: rgba(15, 23, 42, 0.38);
  --message-user-bg: #95ec69;
  --message-assistant-bg: #ffffff;
  --focus-panel-bg: linear-gradient(180deg, #ffffff, #f8fbff 88%);
  --focus-message-bg: linear-gradient(180deg, #ffffff, #f7fbff 82%);
  --focus-message-fade: #f7fbff;
  --report-bg: #0f172a;
  --report-text: #e2e8f0;
  --shadow: 0 16px 42px rgba(29, 46, 73, 0.1);
  --shadow-soft: 0 8px 22px rgba(29, 46, 73, 0.07);
  --radius-card: 8px;
  --text-muted: var(--muted);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0d1117;
  --panel: #151b24;
  --panel-soft: #1b2330;
  --surface: #1b2430;
  --surface-elevated: #202a38;
  --line: #2c3748;
  --text: #e6edf7;
  --muted: #9fb0c7;
  --primary: #7aa7ff;
  --primary-strong: #5c8df0;
  --primary-soft: rgba(122, 167, 255, 0.18);
  --accent: #42c7b7;
  --accent-soft: rgba(66, 199, 183, 0.15);
  --success: #4dd08a;
  --warning: #ffca62;
  --danger: #ff7b72;
  --input-bg: #0f1728;
  --hover: #1a263a;
  --sidebar-bg: linear-gradient(180deg, #0f141c, #181f2b);
  --sidebar-soft: rgba(255,255,255,0.06);
  --sidebar-strong: rgba(255,255,255,0.1);
  --sidebar-text: rgba(241,245,249,0.88);
  --sidebar-muted: rgba(203,213,225,0.74);
  --backdrop: rgba(2, 6, 23, 0.62);
  --message-user-bg: #2b6f3e;
  --message-assistant-bg: #162238;
  --focus-panel-bg: linear-gradient(180deg, #10192b, #142136 88%);
  --focus-message-bg: linear-gradient(180deg, #111c30, #152238 82%);
  --focus-message-fade: #152238;
  --report-bg: #08101d;
  --report-text: #d9e4f3;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.34);
  --shadow-soft: 0 8px 22px rgba(0, 0, 0, 0.2);
  --text-muted: var(--muted);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.56), rgba(255,255,255,0) 260px),
    var(--bg);
  color: var(--text);
}
code, pre, textarea, input, select, button { font: inherit; }
a { color: var(--primary); text-decoration: none; }
.shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 260px 1fr;
}
.sidebar {
  background: var(--sidebar-bg);
  color: #fff;
  padding: 24px 18px;
  display: flex;
  flex-direction: column;
  gap: 28px;
  border-right: 1px solid rgba(255,255,255,0.08);
  box-shadow: 8px 0 30px rgba(14, 23, 39, 0.12);
  transition: transform 0.24s ease, opacity 0.24s ease, filter 0.24s ease;
}
.brand { display: flex; gap: 14px; align-items: center; }
.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(122,167,255,0.28), rgba(66,199,183,0.22));
  border: 1px solid rgba(255,255,255,0.12);
  font-weight: 700;
}
.brand-title { font-size: 18px; font-weight: 700; }
.brand-subtitle { color: var(--sidebar-muted); font-size: 13px; }
.nav { display: grid; gap: 8px; }
.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--sidebar-text);
  padding: 10px 12px;
  border-radius: 8px;
  transition: background 0.16s ease, color 0.16s ease, transform 0.16s ease;
}
.nav-link::before {
  content: attr(data-nav);
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 7px;
  color: rgba(255,255,255,0.86);
  background: rgba(255,255,255,0.07);
  font-size: 12px;
  font-weight: 800;
}
.nav-link.active, .nav-link:hover {
  background: var(--sidebar-strong);
  color: #fff;
}
.nav-link.active::before {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
}
.nav-link:hover { transform: translateX(2px); }
.sidebar-foot { margin-top: auto; display: grid; gap: 12px; }
.user-card {
  padding: 14px;
  border-radius: 8px;
  background: var(--sidebar-soft);
  border: 1px solid rgba(255,255,255,0.08);
}
.user-name { font-weight: 700; }
.user-role { color: var(--sidebar-muted); font-size: 13px; }
.content {
  padding: 30px;
  max-width: 1720px;
  width: 100%;
  transition: transform 0.24s ease, opacity 0.24s ease, filter 0.24s ease;
}
.page-header {
  margin-bottom: 22px;
  padding: 4px 0 2px;
}
.page-header h1 {
  margin: 0 0 10px;
  font-size: 32px;
  line-height: 1.15;
  letter-spacing: 0;
}
.page-header p { margin: 0; color: var(--muted); font-size: 15px; }
.chat-page-intro {
  display: grid;
  gap: 12px;
  max-width: 760px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: linear-gradient(180deg, var(--surface-elevated), var(--surface));
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.05);
}
.chat-page-intro-lead {
  color: var(--text);
  font-size: 14px;
  line-height: 1.75;
}
.chat-page-intro-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.chat-page-intro-tags span {
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
}
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 22px;
  box-shadow: var(--shadow);
}
.panel:hover {
  border-color: color-mix(in srgb, var(--primary) 16%, var(--line));
}
.panel + .panel, .panel + form, form + .panel { margin-top: 18px; }
.panel.narrow { max-width: 520px; }
.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}
.panel-header h2, .subsection h3 { margin: 0; }
.flash {
  margin: 18px 0;
  padding: 14px 16px;
  border-radius: 8px;
  border: 1px solid transparent;
}
.flash.success, .flash.inline { background: #ecfdf3; color: var(--success); border-color: #abe4c0; }
.flash.warning { background: #fff7e6; color: var(--warning); border-color: #f3d08a; }
.flash.error { background: #fef3f2; color: var(--danger); border-color: #f4b6ae; }
.button {
  appearance: none;
  border: none;
  cursor: pointer;
  border-radius: 8px;
  padding: 10px 16px;
  background: linear-gradient(180deg, var(--primary), var(--primary-strong));
  color: #fff;
  font-weight: 600;
  box-shadow: 0 8px 18px rgba(36, 87, 214, 0.18);
  transition: transform 0.14s ease, box-shadow 0.14s ease, background 0.14s ease;
}
.button:hover { transform: translateY(-1px); box-shadow: 0 10px 22px rgba(36, 87, 214, 0.22); }
.button:active { transform: translateY(0); }
.button.secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--line);
  box-shadow: none;
}
.button.small {
  padding: 8px 12px;
  font-size: 13px;
}
.button.ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text);
}
.button.ghost:hover {
  background: var(--hover);
}
.button.danger {
  background: var(--danger);
}
.button.ghost.danger {
  background: transparent;
  color: var(--danger);
  border-color: #f4b6ae;
}
.button.ghost.danger:hover {
  background: #fef3f2;
}
.button:disabled {
  cursor: not-allowed;
  opacity: 0.65;
}
.full-width { width: 100%; }
.sidebar .theme-toggle-button {
  width: 100%;
  border: 1px solid var(--line);
  color: var(--text);
  background: var(--surface-elevated);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35);
}
.sidebar .theme-toggle-button:hover {
  background: var(--hover);
}
.sidebar .theme-toggle-button[aria-pressed="true"] {
  background: var(--surface);
}
:root[data-theme="dark"] .sidebar .theme-toggle-button {
  border-color: var(--sidebar-strong);
  color: #fff;
  background: transparent;
  box-shadow: none;
}
:root[data-theme="dark"] .sidebar .theme-toggle-button:hover,
:root[data-theme="dark"] .sidebar .theme-toggle-button[aria-pressed="true"] {
  background: var(--sidebar-strong);
}

.auth-body {
  min-height: 100vh;
  background:
    radial-gradient(circle at 18% 18%, rgba(66, 199, 183, 0.22), transparent 28%),
    radial-gradient(circle at 82% 20%, rgba(122, 167, 255, 0.22), transparent 30%),
    linear-gradient(135deg, #eef3f8 0%, #f8fbfd 52%, #edf7f4 100%);
}
:root[data-theme="dark"] .auth-body {
  background:
    radial-gradient(circle at 18% 18%, rgba(66, 199, 183, 0.18), transparent 28%),
    radial-gradient(circle at 82% 20%, rgba(122, 167, 255, 0.16), transparent 30%),
    linear-gradient(135deg, #0d1117 0%, #121923 56%, #0f1718 100%);
}
.auth-body .shell {
  display: block;
  min-height: 100vh;
}
.auth-body .sidebar {
  display: none;
}
.auth-body .content {
  min-height: 100vh;
  max-width: none;
  padding: 28px;
  display: grid;
  place-items: center;
}

.dashboard-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.78fr);
  gap: 18px;
  align-items: stretch;
  margin-bottom: 18px;
  padding: 24px;
  border: 1px solid color-mix(in srgb, var(--line) 88%, transparent);
  border-radius: var(--radius-card);
  color: #f8fafc;
  background:
    linear-gradient(135deg, rgba(23, 28, 38, 0.96), rgba(29, 42, 58, 0.92)),
    linear-gradient(90deg, rgba(66, 199, 183, 0.22), transparent 52%),
    linear-gradient(180deg, rgba(122, 167, 255, 0.2), transparent 50%);
  box-shadow: var(--shadow);
  overflow: hidden;
  position: relative;
}
.dashboard-hero::before {
  content: "";
  position: absolute;
  inset: 16px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  pointer-events: none;
}
.dashboard-hero-copy,
.dashboard-hero-metrics {
  position: relative;
  z-index: 1;
}
.eyebrow {
  display: inline-flex;
  color: #9ce8dc;
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 12px;
}
.dashboard-hero h2 {
  margin: 0;
  font-size: 34px;
  line-height: 1.14;
  letter-spacing: 0;
}
.dashboard-hero p {
  max-width: 660px;
  margin: 12px 0 0;
  color: rgba(248,250,252,0.72);
  line-height: 1.8;
}
.dashboard-hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  align-content: end;
}
.dashboard-hero-metrics div {
  min-width: 0;
  padding: 14px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-card);
  background: rgba(255,255,255,0.08);
}
.dashboard-hero-metrics span {
  display: block;
  color: rgba(248,250,252,0.62);
  font-size: 12px;
  margin-bottom: 6px;
}
.dashboard-hero-metrics strong {
  display: block;
  color: #fff;
  font-size: 16px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.login-screen {
  width: min(1100px, 100%);
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 28px;
  align-items: stretch;
}
.login-hero,
.login-card {
  border: 1px solid color-mix(in srgb, var(--line) 82%, transparent);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
}
.login-hero {
  min-height: 560px;
  padding: 42px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background:
    linear-gradient(135deg, rgba(23, 28, 38, 0.94), rgba(29, 44, 58, 0.9)),
    linear-gradient(90deg, rgba(66, 199, 183, 0.2), transparent 42%),
    linear-gradient(180deg, rgba(122, 167, 255, 0.22), transparent 48%);
  color: #f8fafc;
  overflow: hidden;
  position: relative;
}
.login-hero::before {
  content: "";
  position: absolute;
  inset: 28px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  pointer-events: none;
}
.login-hero-kicker {
  color: #9ce8dc;
  font-weight: 700;
  margin-bottom: 16px;
}
.login-hero h1 {
  max-width: 680px;
  margin: 0;
  font-size: 42px;
  line-height: 1.12;
  letter-spacing: 0;
}
.login-hero p {
  max-width: 560px;
  margin: 18px 0 0;
  color: rgba(248,250,252,0.76);
  line-height: 1.8;
}
.login-signal-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 34px;
}
.login-signal-grid div {
  display: grid;
  gap: 6px;
  padding: 14px;
  border-radius: 8px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
}
.login-signal-grid strong { color: #fff; }
.login-signal-grid span { color: rgba(248,250,252,0.68); font-size: 13px; }
.login-card {
  align-self: center;
  padding: 30px;
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  backdrop-filter: blur(14px);
}
.login-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}
.login-mark {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--accent));
}
.login-card h2 {
  margin: 0 0 4px;
  font-size: 24px;
}
.login-card p {
  margin: 0;
  color: var(--muted);
}
.login-form .button {
  margin-top: 4px;
  padding-block: 12px;
}

.stats-grid, .two-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 18px;
}
.stats-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stat-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 20px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, var(--primary), var(--accent));
}
.stat-label { color: var(--muted); font-size: 14px; margin-bottom: 12px; }
.stat-value { font-size: 30px; font-weight: 800; }
.stat-value.small { font-size: 20px; }
.stat-meta { color: var(--muted); margin-top: 8px; font-size: 13px; }
.action-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.action-card {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 16px;
  background: var(--panel-soft);
  transition: border-color 0.16s ease, box-shadow 0.16s ease, transform 0.16s ease;
}
.action-card:hover {
  border-color: color-mix(in srgb, var(--primary) 42%, var(--line));
  box-shadow: var(--shadow-soft);
  transform: translateY(-1px);
}
.action-card form {
  flex: 0 0 auto;
}
.action-card .button {
  min-width: 72px;
  white-space: nowrap;
}
.action-title { font-weight: 700; margin-bottom: 6px; }
.action-desc, .muted, small { color: var(--muted); }
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.form-grid.single-column { grid-template-columns: 1fr; }
label, .field-block { display: grid; gap: 8px; }
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.field-block.wide-true { grid-column: 1 / -1; }
input, select, textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--input-bg);
  color: var(--text);
  transition: border-color 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--primary) 72%, var(--line));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 15%, transparent);
}
input[type="file"] {
  color: var(--muted);
  background: var(--input-bg);
}
input[type="file"]::file-selector-button {
  margin-right: 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 7px 12px;
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  cursor: pointer;
}
input[type="file"]::file-selector-button:hover {
  background: var(--hover);
}
textarea { min-height: 110px; resize: vertical; }
.stacked-form { display: grid; gap: 18px; padding-bottom: 76px; }
.form-actions { display: flex; gap: 12px; }
.sticky-actions {
  position: sticky;
  bottom: 18px;
  z-index: 5;
  justify-content: flex-end;
  background: transparent;
  padding: 0;
}
.sticky-actions .button {
  min-width: 118px;
  box-shadow: 0 14px 30px rgba(36, 87, 214, 0.24);
}
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}
thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--surface);
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}
th, td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}
tbody tr:hover td { background: color-mix(in srgb, var(--hover) 70%, transparent); }
.audit-log-panel .table-wrap,
.report-table-wrap {
  max-height: min(620px, calc(100vh - 260px));
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}
.audit-log-panel th,
.audit-log-panel td,
.report-list-panel th,
.report-list-panel td {
  padding-inline: 14px;
}
.report-list-panel code {
  color: var(--muted);
  background: var(--surface);
  padding: 3px 6px;
  border-radius: 6px;
}
.bullet-list { margin: 12px 0 0; padding-left: 20px; }
.bullet-list.danger { color: var(--danger); }
.bullet-list.warning { color: var(--warning); }
.info-list { display: grid; gap: 10px; }
.report-content {
  margin: 0;
  padding: 18px;
  border-radius: 8px;
  background: var(--report-bg);
  color: var(--report-text);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.user-list { display: grid; gap: 14px; }
.user-item {
  display: grid;
  gap: 14px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel-soft);
}
.user-item-title { font-size: 18px; font-weight: 700; }
.user-item-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  gap: 12px;
}
.user-item-actions form {
  margin: 0;
}
.user-item-actions button {
  white-space: nowrap;
}
.inline-form {
  display: flex;
  flex: 1 1 280px;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}
.inline-form input {
  min-width: 0;
  flex: 1 1 220px;
  max-width: 260px;
}
.inline-form button {
  flex: 0 0 auto;
}
.checkbox-group {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.checkbox-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel-soft);
}
.checkbox-card input {
  width: auto;
  margin-top: 2px;
}
.checkbox-card-content {
  display: grid;
  gap: 4px;
}
.checkbox-card-title {
  font-weight: 700;
}
.checkbox-card-desc {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}
.source-stats-grid {
  margin-bottom: 18px;
}

@media (max-width: 1180px) {
  .stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .action-grid, .two-column { grid-template-columns: 1fr; }
  .dashboard-hero { grid-template-columns: 1fr; }
  .login-screen { grid-template-columns: 1fr; max-width: 760px; }
  .login-hero { min-height: 360px; }
}

@media (max-width: 840px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { gap: 18px; }
  .content { padding: 18px; }
  .form-grid, .stats-grid { grid-template-columns: 1fr; }
  .dashboard-hero { padding: 20px; }
  .dashboard-hero h2 { font-size: 28px; }
  .dashboard-hero-metrics { grid-template-columns: 1fr; }
  .user-item { flex-direction: column; }
  .user-item-actions { justify-items: stretch; }
  .inline-form { flex-direction: column; }
  .auth-body .content { padding: 18px; }
  .login-card { order: -1; }
  .login-hero { padding: 28px; min-height: 280px; }
  .login-hero h1 { font-size: 30px; }
  .login-signal-grid { grid-template-columns: 1fr; }
  .login-card { padding: 22px; }
}

.chat-layout {
  position: relative;
  display: grid;
  grid-template-columns: 280px minmax(0, 1.65fr);
  gap: 18px;
  align-items: stretch;
}
.chat-layout > .panel + .panel,
.chat-layout > .chat-main-panel {
  margin-top: 0;
}
.chat-focus-backdrop {
  position: fixed;
  inset: 0;
  background: var(--backdrop);
  backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease;
  z-index: 30;
}
.chat-layout.focus-mode .chat-focus-backdrop {
  opacity: 1;
  pointer-events: auto;
}
body.chat-focus-mode-open {
  overflow: hidden;
}
.chat-sidebar-panel, .chat-main-panel {
  min-height: 0;
  height: clamp(680px, calc(100vh - 124px), 1120px);
}
.chat-sidebar-panel {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  gap: 18px;
}
.chat-sidebar-header {
  align-items: flex-start;
}
.chat-sidebar-header p {
  margin: 6px 0 0;
}
.chat-create-form {
  display: grid;
  gap: 12px;
  margin-bottom: 18px;
}
.chat-create-actions {
  justify-content: flex-end;
}
.chat-create-form input {
  background: var(--panel-soft);
}
.chat-conversation-list {
  display: grid;
  align-content: start;
  gap: 10px;
  min-height: 0;
  overflow-y: auto;
}
.chat-conversation-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: stretch;
}
.chat-conversation-row.active .chat-conversation-item {
  border-color: var(--primary);
  background: var(--primary-soft);
  box-shadow: inset 0 0 0 1px rgba(37, 99, 235, 0.08);
}
.chat-conversation-item {
  text-align: left;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel-soft);
  padding: 14px;
  display: grid;
  gap: 6px;
  cursor: pointer;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.chat-conversation-item:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
}
.chat-conversation-item span {
  color: var(--muted);
  font-size: 13px;
}
.chat-conversation-delete-button {
  background: transparent;
  color: var(--danger);
  border: 1px solid color-mix(in srgb, var(--danger) 45%, var(--line));
  align-self: stretch;
}
.chat-conversation-delete-button:hover {
  background: color-mix(in srgb, var(--danger) 12%, transparent);
}
.chat-main-panel {
  position: relative;
  min-height: 0;
  overflow: hidden;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 14px;
  transition: transform 0.22s ease, box-shadow 0.22s ease, inset 0.22s ease, width 0.22s ease, height 0.22s ease;
}
.chat-layout.focus-mode .chat-sidebar-panel,
.chat-layout.focus-mode .sidebar,
.chat-layout.focus-mode .content > :not(.chat-layout) {
  opacity: 0.24;
  filter: blur(4px);
  transform: scale(0.988);
  pointer-events: none;
}
.chat-layout.focus-mode .chat-main-panel {
  position: fixed;
  inset: 14px;
  width: min(1440px, calc(100vw - 28px));
  height: min(940px, calc(100vh - 28px));
  margin: auto;
  padding: 18px 18px 16px;
  border-radius: var(--radius-card);
  border: 1px solid color-mix(in srgb, var(--line) 92%, transparent);
  background: var(--focus-panel-bg);
  box-shadow: 0 32px 72px rgba(15, 23, 42, 0.24);
  transform: translateY(0) scale(1);
  animation: chat-focus-enter 0.22s ease;
  z-index: 31;
  grid-template-rows: auto minmax(0, 1fr) auto;
}
@keyframes chat-focus-enter {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}
.chat-main-header {
  margin-bottom: 0;
}
.chat-layout.focus-mode .chat-main-header {
  padding: 4px 4px 14px;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 90%, transparent);
}
.chat-main-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
  align-items: center;
  margin-bottom: 8px;
}
.chat-main-label {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
}
.chat-main-capabilities {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.chat-main-capabilities span {
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}
.chat-main-header-copy h2 {
  margin: 0 0 6px;
}
.chat-layout.focus-mode .chat-main-header-copy h2 {
  font-size: 22px;
  line-height: 1.15;
}
.chat-layout.focus-mode .chat-status {
  font-size: 13px;
}
.chat-focus-hint {
  font-size: 13px;
  line-height: 1.6;
}
.chat-main-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: flex-end;
}
#focus-mode-button[aria-pressed="true"] {
  background: var(--primary);
  color: #fff;
}
.chat-focus-close-button {
  display: none;
}
.chat-layout.focus-mode .chat-focus-close-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.chat-layout.focus-mode #focus-mode-button {
  background: var(--surface);
  color: var(--text);
}
.chat-layout.focus-mode .chat-focus-hint {
  display: none;
}
.chat-status[data-state="running"] {
  color: var(--primary);
}
.chat-status[data-state="success"] {
  color: var(--success);
}
.chat-status[data-state="error"] {
  color: var(--danger);
}
.chat-messages {
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  position: relative;
  padding: 18px 18px 28px;
  background: linear-gradient(180deg, var(--surface-elevated), var(--surface));
  min-height: 0;
  height: 100%;
  max-height: none;
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  gap: 14px;
  scrollbar-gutter: stable;
  scroll-padding-bottom: 132px;
}
.chat-messages::after {
  content: "";
  flex: 0 0 132px;
  pointer-events: none;
}
.chat-main-panel::after {
  content: "";
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 188px;
  height: 42px;
  background: linear-gradient(180deg, rgba(255,255,255,0), var(--surface) 86%);
  pointer-events: none;
  z-index: 1;
}
.chat-layout.focus-mode .chat-messages {
  min-height: 0;
  max-height: none;
  height: 100%;
  padding: 20px;
  border-radius: var(--radius-card);
  background: var(--focus-message-bg);
  box-shadow: inset 0 1px 0 color-mix(in srgb, var(--surface-elevated) 88%, transparent);
}
.chat-layout.focus-mode .chat-messages::after {
  flex-basis: 148px;
}
.chat-layout.focus-mode .chat-main-panel::after {
  left: 18px;
  right: 18px;
  bottom: 150px;
  background: linear-gradient(180deg, rgba(255,255,255,0), var(--focus-message-fade) 86%);
}
.chat-message {
  position: relative;
  flex: 0 0 auto;
  min-width: 0;
  overflow: hidden;
  max-width: min(86%, 860px);
  border-radius: var(--radius-card);
  padding: 12px 16px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.04);
  transition: max-width 0.22s ease, box-shadow 0.22s ease;
}
.chat-layout.focus-mode .chat-message {
  max-width: min(94%, 1240px);
}
.chat-layout.focus-mode .chat-message.assistant {
  max-width: min(98%, 1320px);
}
.chat-message:last-child {
  margin-bottom: 132px;
}
.chat-layout.focus-mode .chat-message:last-child {
  margin-bottom: 148px;
}
.chat-message.user {
  align-self: flex-end;
  background: var(--message-user-bg);
  color: #fff;
  border-bottom-right-radius: 6px;
}
.chat-message.assistant {
  align-self: flex-start;
  background: var(--message-assistant-bg);
  border: 1px solid var(--line);
  border-bottom-left-radius: 6px;
}
.chat-message-content {
  min-width: 0;
  max-width: 100%;
  line-height: 1.7;
  overflow-wrap: anywhere;
  word-break: break-word;
}
.chat-file-list {
  margin-top: 10px;
}
.chat-image-grid {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}
.chat-image-link {
  display: grid;
  gap: 8px;
  color: inherit;
}
.chat-image-link img {
  display: block;
  width: min(100%, 520px);
  max-height: 520px;
  object-fit: contain;
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
}
.chat-image-link span {
  color: var(--muted);
  font-size: 12px;
}
.chat-composer {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "message actions"
    "upload upload"
    "files files";
  gap: 10px 12px;
  align-content: end;
  align-items: end;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: linear-gradient(180deg, var(--surface-elevated), var(--panel-soft));
  box-shadow: 0 -10px 24px rgba(15, 23, 42, 0.04);
}
.chat-composer > label {
  display: grid;
  gap: 8px;
  min-width: 0;
}
.chat-composer .chat-message-field {
  grid-area: message;
}
.chat-composer label:nth-of-type(2) {
  grid-area: upload;
}
.chat-composer .chat-file-selection {
  grid-area: files;
  align-self: end;
}
.chat-composer .chat-form-actions {
  grid-area: actions;
  justify-content: flex-end;
  align-self: end;
}
.chat-composer > label > span:not(.visually-hidden) {
  line-height: 1.35;
}
.chat-message-field {
  position: relative;
}
.chat-composer-title {
  position: absolute;
  top: 9px;
  left: 14px;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  pointer-events: none;
}
.chat-layout.focus-mode .chat-composer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(188px, 224px);
  grid-template-areas:
    "message upload"
    "message files"
    "message actions";
  gap: 6px 8px;
  align-items: stretch;
  padding: 8px 10px;
  border: 1px solid color-mix(in srgb, var(--line) 92%, transparent);
  border-radius: var(--radius-card);
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface-elevated) 98%, transparent), var(--surface));
  box-shadow: 0 -12px 28px rgba(15, 23, 42, 0.06), 0 10px 24px rgba(15, 23, 42, 0.05);
}
.chat-layout.focus-mode .chat-composer label:first-of-type {
  grid-area: message;
  min-height: 100%;
}
.chat-layout.focus-mode .chat-composer label:nth-of-type(2) {
  grid-area: upload;
  align-content: start;
}
.chat-layout.focus-mode .chat-file-selection {
  grid-area: files;
  align-self: start;
  background: var(--input-bg);
}
.chat-layout.focus-mode .chat-form-actions {
  grid-area: actions;
  justify-content: flex-end;
  align-self: end;
}
.chat-composer textarea {
  min-height: clamp(84px, 9vh, 104px);
  max-height: 22vh;
  resize: vertical;
  padding: 42px 16px 14px;
  border-radius: var(--radius-card);
  background: var(--input-bg);
  line-height: 1.6;
}
.chat-layout.focus-mode .chat-composer textarea {
  min-height: clamp(76px, 9vh, 96px);
  max-height: 18vh;
  height: 100%;
}
.chat-file-selection {
  padding: 6px 10px;
  border-radius: var(--radius-card);
  background: var(--surface);
  border: 1px dashed var(--line);
}
.chat-empty {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  min-height: 120px;
  border: 1px dashed var(--line);
  border-radius: var(--radius-card);
  color: var(--muted);
  background: color-mix(in srgb, var(--surface-elevated) 72%, transparent);
  text-align: center;
  padding: 20px;
}
.chat-layout.focus-mode .chat-empty {
  min-height: 180px;
  background: color-mix(in srgb, var(--surface-elevated) 90%, transparent);
}

@media (max-width: 980px) {
  .chat-layout { grid-template-columns: 1fr; }
  .chat-sidebar-panel, .chat-main-panel { min-height: auto; height: auto; }
  .chat-main-header {
    flex-direction: column;
    align-items: stretch;
  }
  .chat-conversation-row {
    grid-template-columns: 1fr;
  }
  .chat-messages {
    min-height: 360px;
    height: auto;
    max-height: 58vh;
  }
  .chat-composer textarea {
    min-height: 84px;
    max-height: 28vh;
  }
  .chat-form-actions {
    justify-content: stretch;
  }
  .chat-layout.focus-mode .chat-main-panel {
    inset: 10px;
    width: auto;
    height: calc(100vh - 20px);
    padding: 16px;
    border-radius: 24px;
  }
  .chat-layout.focus-mode .chat-messages {
    min-height: 0;
    padding: 16px 16px 20px;
  }
  .chat-layout.focus-mode .chat-composer {
    grid-template-columns: minmax(0, 1fr) minmax(156px, 180px);
    grid-template-areas:
      "message upload"
      "message files"
      "message actions";
    gap: 6px 8px;
    padding: 8px;
    align-items: stretch;
  }
  .chat-layout.focus-mode .chat-composer label:first-of-type {
    min-height: 0;
  }
  .chat-layout.focus-mode .chat-composer textarea {
    min-height: 80px;
    height: 100%;
  }
  .chat-layout.focus-mode .chat-form-actions {
    justify-content: flex-end;
    align-self: end;
  }
  .chat-layout.focus-mode .chat-message,
  .chat-layout.focus-mode .chat-message.assistant {
    max-width: 100%;
  }
}

@media (max-width: 540px) {
  .chat-layout.focus-mode .chat-composer {
    grid-template-columns: 1fr;
    grid-template-areas:
      "message"
      "upload"
      "files"
      "actions";
    align-items: start;
  }
  .chat-layout.focus-mode .chat-composer textarea {
    min-height: 96px;
    height: auto;
  }
  .chat-layout.focus-mode .chat-form-actions {
    justify-content: stretch;
    align-self: auto;
  }
}

/* ---- Stock Analysis ---- */

.stock-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 16px;
  height: clamp(680px, calc(100vh - 88px), 1120px);
}

.stock-sidebar-panel,
.stock-main-panel {
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.stock-sidebar-panel { gap: 12px; }
.stock-main-panel { gap: 14px; }

.stock-search-label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
  color: var(--text-muted);
}

.stock-search-label input {
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  font-size: 14px;
}

.stock-search-results {
  max-height: 300px;
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
}

.stock-search-item {
  display: flex;
  gap: 10px;
  width: 100%;
  padding: 8px 10px;
  border: none;
  background: none;
  cursor: pointer;
  text-align: left;
  font-size: 13px;
  color: var(--text);
  border-bottom: 1px solid var(--line);
}

.stock-search-item:last-child { border-bottom: none; }
.stock-search-item:hover { background: var(--hover); }

.stock-search-code {
  font-family: monospace;
  color: var(--accent);
  min-width: 70px;
}

.stock-search-name { flex: 1; }

.stock-search-empty {
  padding: 12px 10px;
  font-size: 13px;
  color: var(--text-muted);
}

.stock-history-section h3 {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.stock-history-list {
  max-height: 260px;
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
}

.stock-history-item {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 8px;
  width: 100%;
  padding: 7px 10px;
  border: none;
  background: none;
  cursor: pointer;
  text-align: left;
  font-size: 13px;
  color: var(--text);
  border-bottom: 1px solid var(--line);
  align-items: center;
}

.stock-history-item:last-child { border-bottom: none; }
.stock-history-item:hover { background: var(--hover); }

.stock-history-stock { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.stock-history-status {
  font-size: 11px;
  padding: 1px 6px;
  border-radius: 10px;
  white-space: nowrap;
}

.stock-history-status.status-completed { background: #d4edda; color: #155724; }
:root[data-theme="dark"] .stock-history-status.status-completed { background: #1a3a2a; color: #6fcf97; }
.stock-history-status.status-running,
.stock-history-status.status-queued { background: #fff3cd; color: #856404; }
:root[data-theme="dark"] .stock-history-status.status-running,
:root[data-theme="dark"] .stock-history-status.status-queued { background: #3d3200; color: #ffc107; }
.stock-history-status.status-failed { background: #f8d7da; color: #721c24; }
:root[data-theme="dark"] .stock-history-status.status-failed { background: #3a1a1d; color: #f5c6cb; }

.stock-history-time { font-size: 11px; color: var(--text-muted); white-space: nowrap; }
.stock-history-empty { padding: 12px 10px; font-size: 13px; color: var(--text-muted); }

.stock-main-actions { display: flex; gap: 8px; align-items: center; }

.stock-progress {
  padding: 10px 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.stock-progress-bar-wrap {
  height: 6px;
  border-radius: 3px;
  background: var(--line);
  overflow: hidden;
}

.stock-progress-bar {
  height: 100%;
  border-radius: 3px;
  background: var(--accent);
  transition: width 0.5s ease;
  width: 0%;
}

.stock-progress-text { font-size: 13px; }

.stock-report-tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0;
}

.stock-tab {
  padding: 7px 16px;
  border: none;
  background: none;
  cursor: pointer;
  font-size: 13px;
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}

.stock-tab:hover { color: var(--text); }
.stock-tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.stock-report-content {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
}

.stock-report-pane { display: none; }
.stock-report-pane.active { display: block; }

.markdown-body {
  padding: 16px;
  line-height: 1.7;
  font-size: 14px;
  color: var(--text);
}

.markdown-body h1 { font-size: 1.5em; margin: 0 0 0.6em; }
.markdown-body h2 { font-size: 1.25em; margin: 1.2em 0 0.5em; padding-bottom: 4px; border-bottom: 1px solid var(--line); }
.markdown-body h3 { font-size: 1.1em; margin: 1em 0 0.4em; }
.markdown-body p { margin: 0 0 0.8em; }
.markdown-body ul, .markdown-body ol { margin: 0 0 0.8em; padding-left: 1.6em; }
.markdown-body li { margin-bottom: 0.3em; }
.markdown-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 1em;
}
.markdown-body th, .markdown-body td {
  border: 1px solid var(--line);
  padding: 6px 10px;
  text-align: left;
  font-size: 13px;
}
.markdown-body th { background: var(--surface-elevated); font-weight: 600; }
.markdown-body code {
  font-size: 13px;
  background: var(--surface-elevated);
  padding: 1px 5px;
  border-radius: 3px;
}
.markdown-body pre {
  background: var(--surface-elevated);
  padding: 12px;
  border-radius: 6px;
  overflow-x: auto;
  font-size: 13px;
  margin: 0 0 1em;
}
.markdown-body blockquote {
  border-left: 3px solid var(--accent);
  margin: 0 0 0.8em;
  padding: 4px 12px;
  color: var(--text-muted);
  background: var(--surface-elevated);
  border-radius: 0 4px 4px 0;
}

#stock-html-iframe {
  width: 100%;
  height: 100%;
  min-height: 600px;
  border: none;
  border-radius: 6px;
}

.stock-screenshot-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}

.stock-screenshot-figure {
  margin: 0;
  border: 2px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface-elevated);
  cursor: pointer;
  transition: border-color .2s, box-shadow .2s;
}

.stock-screenshot-figure:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 16px rgba(0,0,0,.25);
}

.stock-screenshot-figure img {
  width: 100%;
  display: block;
  max-height: 240px;
  object-fit: cover;
  object-position: top;
}

.stock-screenshot-figure figcaption {
  padding: 8px 10px;
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
}

/* Screenshot full-size modal (reuses chat dialog pattern) */
.screenshot-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,.88);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s, visibility .25s;
}

.screenshot-modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.screenshot-modal-content {
  position: relative;
  max-width: 95vw;
  max-height: 95vh;
  overflow: auto;
  background: var(--surface);
  border-radius: 10px;
  box-shadow: 0 8px 40px rgba(0,0,0,.5);
  padding: 8px;
}

.screenshot-modal-content img {
  display: block;
  max-width: 100%;
  height: auto;
}

.screenshot-modal-close {
  position: absolute;
  top: 8px;
  right: 12px;
  z-index: 1;
  background: rgba(0,0,0,.6);
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  font-size: 24px;
  line-height: 36px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .15s;
}

.screenshot-modal-close:hover {
  background: rgba(220,38,38,.8);
}

@media (max-width: 860px) {
  .stock-layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    height: auto;
    min-height: 100vh;
  }
  .stock-screenshot-gallery {
    grid-template-columns: 1fr;
  }
}

/* ---- Appearance and product polish ---- */

.has-custom-bg {
  --hero-bg-layer:
    linear-gradient(135deg, rgba(16, 24, 38, 0.9), rgba(19, 44, 48, 0.74)),
    linear-gradient(90deg, rgba(15, 159, 143, 0.16), transparent 52%),
    var(--custom-bg-image);
}

.has-custom-bg .login-hero,
.has-custom-bg .dashboard-hero,
.has-custom-bg .control-hero,
.has-custom-bg .chat-command-strip,
.has-custom-bg .stock-hero {
  background-image: var(--hero-bg-layer);
  background-size: cover, cover, cover;
  background-position: center, center, center;
}

.appearance-grid {
  display: grid;
  grid-template-columns: minmax(260px, 420px) minmax(0, 1fr);
  gap: 18px;
  align-items: stretch;
}

.appearance-preview {
  min-height: 220px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(23, 28, 38, 0.96), rgba(29, 42, 58, 0.9)),
    linear-gradient(90deg, rgba(66, 199, 183, 0.18), transparent 52%);
}

.appearance-preview img {
  width: 100%;
  height: 100%;
  min-height: 220px;
  display: block;
  object-fit: cover;
}

.appearance-preview.empty {
  display: grid;
  place-items: center;
  text-align: center;
  color: #f8fafc;
}

.appearance-preview.empty div {
  display: grid;
  gap: 6px;
}

.appearance-preview.empty span {
  color: rgba(248, 250, 252, 0.68);
}

.appearance-upload-form {
  display: grid;
  align-content: center;
  gap: 12px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: linear-gradient(180deg, var(--surface-elevated), var(--panel-soft));
}

.control-hero,
.chat-command-strip,
.stock-hero {
  position: relative;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--line) 86%, transparent);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
}

.control-hero::after,
.chat-command-strip::after,
.stock-hero::after {
  content: "";
  position: absolute;
  inset: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  pointer-events: none;
}

.control-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.65fr);
  gap: 20px;
  align-items: end;
  margin-bottom: 18px;
  padding: 24px;
  color: #f8fafc;
  background:
    linear-gradient(135deg, rgba(20, 28, 42, 0.97), rgba(25, 42, 48, 0.92)),
    linear-gradient(90deg, rgba(15, 159, 143, 0.2), transparent 48%),
    linear-gradient(180deg, rgba(36, 87, 214, 0.18), transparent 54%);
}

.control-hero > *,
.chat-command-strip > *,
.stock-hero > * {
  position: relative;
  z-index: 1;
}

.control-hero h2,
.chat-command-strip h2,
.stock-hero h2 {
  margin: 0;
  font-size: 30px;
  line-height: 1.16;
  letter-spacing: 0;
}

.control-hero p,
.chat-command-strip p,
.stock-hero p {
  max-width: 720px;
  margin: 10px 0 0;
  color: rgba(248, 250, 252, 0.74);
  line-height: 1.75;
}

.control-hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.control-hero-metrics div {
  min-width: 0;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.08);
}

.control-hero-metrics span {
  display: block;
  margin-bottom: 6px;
  color: rgba(248, 250, 252, 0.62);
  font-size: 12px;
}

.control-hero-metrics strong {
  display: block;
  overflow: hidden;
  color: #fff;
  font-size: 18px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.stacked-header {
  align-items: flex-start;
}

.stacked-header p {
  margin: 7px 0 0;
  line-height: 1.6;
}

.users-console {
  display: grid;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.user-create-panel {
  position: sticky;
  top: 24px;
}

.user-list-panel {
  min-width: 0;
}

.user-item {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  background: linear-gradient(180deg, var(--surface-elevated), var(--panel-soft));
  transition: border-color 0.16s ease, transform 0.16s ease, box-shadow 0.16s ease;
}

.user-item:hover {
  border-color: color-mix(in srgb, var(--primary) 28%, var(--line));
  box-shadow: var(--shadow-soft);
  transform: translateY(-1px);
}

.user-item-main {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 14px;
}

.user-avatar {
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: 0 10px 22px rgba(36, 87, 214, 0.16);
}

.user-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  margin-top: 7px;
  color: var(--muted);
  font-size: 13px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

.status-pill.active {
  color: var(--success);
  background: color-mix(in srgb, var(--success) 12%, transparent);
}

.status-pill.disabled {
  color: var(--muted);
  background: var(--surface);
}

.chat-layout {
  grid-template-columns: minmax(280px, 320px) minmax(0, 1fr);
  grid-template-rows: auto minmax(0, 1fr);
  grid-template-areas:
    "command command"
    "sidebar main";
  height: clamp(760px, calc(100vh - 60px), 1180px);
}

.chat-command-strip {
  grid-area: command;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: end;
  padding: 22px 24px;
  color: #f8fafc;
  background:
    linear-gradient(135deg, rgba(20, 28, 42, 0.96), rgba(24, 45, 50, 0.91)),
    linear-gradient(90deg, rgba(15, 159, 143, 0.2), transparent 46%),
    linear-gradient(180deg, rgba(122, 167, 255, 0.16), transparent 58%);
}

.chat-command-metrics {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.chat-command-metrics span {
  padding: 8px 11px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  color: rgba(248, 250, 252, 0.78);
  background: rgba(255, 255, 255, 0.08);
  font-size: 12px;
  font-weight: 700;
}

.chat-sidebar-panel {
  grid-area: sidebar;
}

.chat-main-panel {
  grid-area: main;
}

.chat-create-form {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: linear-gradient(180deg, var(--surface-elevated), var(--panel-soft));
}

.chat-main-header {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.chat-messages {
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface-elevated) 92%, transparent), var(--surface)),
    repeating-linear-gradient(0deg, transparent 0, transparent 31px, color-mix(in srgb, var(--line) 28%, transparent) 32px);
}

.chat-message.user {
  color: #0d2a16;
  background: linear-gradient(180deg, #a9f27c, #82df5c);
}

:root[data-theme="dark"] .chat-message.user {
  color: #effff3;
  background: linear-gradient(180deg, #2f8b50, #286d42);
}

.chat-composer {
  grid-template-columns: minmax(0, 1fr) 96px;
}

.chat-form-actions .button {
  width: 100%;
  min-height: 42px;
}

.stock-layout {
  grid-template-columns: minmax(280px, 330px) minmax(0, 1fr);
  grid-template-rows: auto minmax(0, 1fr);
  grid-template-areas:
    "stock-hero stock-hero"
    "stock-side stock-main";
  height: clamp(760px, calc(100vh - 60px), 1180px);
}

.stock-hero {
  grid-area: stock-hero;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: end;
  padding: 22px 24px;
  color: #f8fafc;
  background:
    linear-gradient(135deg, rgba(19, 28, 42, 0.97), rgba(39, 38, 28, 0.9)),
    linear-gradient(90deg, rgba(15, 159, 143, 0.18), transparent 50%),
    linear-gradient(180deg, rgba(168, 102, 0, 0.18), transparent 54%);
}

.stock-hero-steps {
  display: flex;
  gap: 8px;
}

.stock-hero-steps span {
  min-width: 58px;
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  color: rgba(248, 250, 252, 0.8);
  background: rgba(255, 255, 255, 0.08);
  text-align: center;
  font-size: 12px;
  font-weight: 800;
}

.stock-sidebar-panel {
  grid-area: stock-side;
}

.stock-main-panel {
  grid-area: stock-main;
}

.stock-search-label input,
.stock-search-results,
.stock-history-list {
  border-radius: var(--radius-card);
  background: var(--input-bg);
}

.stock-search-item,
.stock-history-item {
  min-height: 40px;
  padding: 9px 12px;
}

.stock-report-tabs {
  gap: 8px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--surface);
}

.stock-tab {
  border-radius: 7px;
  border-bottom: none;
}

.stock-tab.active {
  color: var(--primary);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
}

.stock-report-content {
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel-soft);
}

@media (max-width: 1180px) {
  .control-hero,
  .chat-command-strip,
  .stock-hero {
    grid-template-columns: 1fr;
  }

  .control-hero-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .users-console,
  .appearance-grid {
    grid-template-columns: 1fr;
  }

  .user-create-panel {
    position: static;
  }
}

@media (max-width: 980px) {
  .chat-layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    grid-template-areas:
      "command"
      "sidebar"
      "main";
    height: auto;
  }

  .chat-command-metrics {
    justify-content: flex-start;
  }

  .stock-layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    grid-template-areas:
      "stock-hero"
      "stock-side"
      "stock-main";
    height: auto;
    min-height: 100vh;
  }
}

@media (max-width: 720px) {
  .control-hero,
  .chat-command-strip,
  .stock-hero {
    padding: 20px;
  }

  .control-hero h2,
  .chat-command-strip h2,
  .stock-hero h2 {
    font-size: 26px;
  }

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

  .user-item {
    grid-template-columns: 1fr;
  }

  .user-item-actions {
    justify-content: stretch;
  }

  .user-item-actions form,
  .user-item-actions .button {
    width: 100%;
  }

  .inline-form {
    flex: 1 1 100%;
  }

  .chat-composer {
    grid-template-columns: 1fr;
    grid-template-areas:
      "message"
      "upload"
      "files"
      "actions";
  }

  .stock-hero-steps {
    flex-wrap: wrap;
  }
}

.sticky-actions {
  position: static;
  justify-content: flex-end;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: linear-gradient(180deg, var(--surface-elevated), var(--panel-soft));
  box-shadow: var(--shadow-soft);
}