:root { font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #172033; background: #f5f7fb; }
* { box-sizing: border-box; }
body { margin: 0; }
.container { max-width: 1440px; margin: 0 auto; padding: 18px; }
.header { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 14px; }
h1 { margin: 0; font-size: 28px; }
h2 { margin-top: 0; }
.card { background: #fff; border: 1px solid #e6e9f0; border-radius: 18px; box-shadow: 0 10px 30px rgba(30, 41, 59, .06); padding: 18px; margin-bottom: 16px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }
.connection-form { display: grid; grid-template-columns: minmax(180px, 1fr) minmax(240px, 1.2fr) auto; gap: 12px; align-items: start; }
.full-width { grid-column: 1 / -1; }
input, select, button { font: inherit; border-radius: 12px; border: 1px solid #d8deea; padding: 10px 12px; }
input, select { width: 100%; background: #fff; }
button { cursor: pointer; background: #172033; color: #fff; border-color: #172033; white-space: nowrap; }
button.secondary { background: #fff; color: #172033; }
button.danger { background: #a61b1b; border-color: #a61b1b; }
button.ghost { background: transparent; color: #344054; border-color: #e6e9f0; padding: 6px 9px; }
button:disabled { opacity: .5; cursor: not-allowed; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px; border-bottom: 1px solid #edf0f5; vertical-align: top; }
.accounts-table th { background: #f8fafc; position: sticky; top: 0; z-index: 1; }
.badge { display: inline-flex; align-items: center; border-radius: 999px; padding: 4px 9px; background: #eef2ff; color: #2f3a8c; font-size: 12px; margin: 0 6px; }
.muted { color: #667085; }
.small { font-size: 13px; }
.notice { padding: 10px 12px; border-radius: 12px; background: #ecfdf3; color: #067647; margin-bottom: 12px; }
.error { background: #fef3f2; color: #b42318; }
.error-row td { background: #fff8f7; color: #b42318; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
pre { white-space: pre-wrap; background: #101828; color: #e6edf7; padding: 12px; border-radius: 12px; overflow: auto; }

.password-wrap { position: relative; display: flex; align-items: center; }
.password-wrap input { width: 100%; padding-right: 48px; }
button.password-eye { position: absolute; right: 6px; width: 36px; height: 36px; padding: 0; border-radius: 10px; background: transparent; color: #172033; border-color: transparent; display: inline-flex; align-items: center; justify-content: center; }
button.password-eye:hover { background: #f2f4f7; border-color: #e6e9f0; }
.debug-box { margin-top: 14px; padding: 10px 12px; background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 12px; color: #64748b; font-size: 13px; }
.error-text { color: #b91c1c; }
.row-line { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px solid #edf0f5; }
code { background: #f2f4f7; border-radius: 8px; padding: 2px 6px; }

.section-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.wialon-fields { display: grid; grid-template-columns: 1fr; gap: 8px; }
.inline-form { display: grid; grid-template-columns: minmax(240px, 1fr) auto; gap: 12px; margin: 12px 0 16px; }
.connect-account-form { display: grid; grid-template-columns: repeat(3, minmax(160px, 1fr)) auto; gap: 10px; align-items: start; }
.status { display: inline-flex; align-items: center; border-radius: 999px; padding: 4px 9px; background: #ecfdf3; color: #067647; font-size: 12px; margin-left: 6px; }
.status.blocked { background: #fef3f2; color: #b42318; }
.search-input { margin: 12px 0 14px; }
.summary-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; margin: 12px 0 16px; }
.summary-grid > div { border: 1px solid #edf0f5; border-radius: 14px; padding: 12px; background: #fbfcff; }
.summary-grid span { display: block; font-size: 13px; margin-bottom: 4px; }
.summary-grid strong { display: block; }

.expanded-row > td { background: #fbfcff; padding: 0 10px 14px; }
.account-objects { border: 1px solid #e5eaf3; border-radius: 14px; background: #fff; padding: 12px; margin: 4px 0; }
.objects-toolbar { display: grid; grid-template-columns: 220px 1fr; gap: 12px; align-items: center; margin-bottom: 10px; }
.compact-list { display: grid; gap: 6px; }
.object-compact { display: grid; grid-template-columns: minmax(260px, 360px) 1fr; gap: 12px; align-items: start; border: 1px solid #e8edf5; border-radius: 12px; padding: 8px; background: #fff; }
.object-title { display: flex; justify-content: space-between; gap: 8px; align-items: center; min-height: 34px; }
.object-title strong { font-size: 14px; }
.mini-card-table { border: 1px solid #c7d7ef; border-radius: 8px; overflow: hidden; }
.mini-head, .mini-row { display: grid; grid-template-columns: 1fr 1.1fr 86px; align-items: center; }
.mini-head { background: #e8edf3; color: #344054; font-size: 12px; }
.mini-head span, .mini-row > input, .mini-row > button, .mini-row > span, .mini-empty { padding: 4px 6px; border: 0; border-right: 1px solid #9ec3e6; border-bottom: 1px solid #9ec3e6; min-height: 30px; border-radius: 0; }
.mini-row input { font-size: 13px; }
.mini-actions { display: flex; gap: 4px; justify-content: center; }
.mini-actions button, .mini-row > button { padding: 4px 8px; min-height: 28px; border-radius: 8px; }
.mini-empty { grid-column: 1 / -1; color: #667085; background: #fff; }
.add-row input { background: #fcfcfd; }
.add-row button { margin: 3px; }

.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; background: radial-gradient(circle at top, #ffffff 0%, #f1f5fb 70%); }
.login-card { width: 100%; max-width: 460px; background: #fff; border: 1px solid #e6e9f0; border-radius: 24px; box-shadow: 0 18px 45px rgba(30,41,59,.12); padding: 28px; }
.login-card h1 { font-size: 30px; margin-bottom: 8px; }
.login-form { display: grid; gap: 12px; margin-top: 18px; }
.remember { display: flex; align-items: center; gap: 8px; color: #475467; font-size: 14px; }
.remember input { width: auto; }

.modal-backdrop { position: fixed; inset: 0; background: rgba(15, 23, 42, .38); z-index: 20; }
.modal-card { position: fixed; z-index: 21; top: 8vh; left: 50%; transform: translateX(-50%); width: min(760px, calc(100vw - 28px)); max-height: 84vh; overflow: auto; background: #fff; border-radius: 18px; box-shadow: 0 24px 60px rgba(15,23,42,.24); padding: 18px; }
.modal-card.wide { width: min(980px, calc(100vw - 28px)); }

@media (max-width: 900px) {
  .connection-form, .card-form, .card-row, .inline-form, .connect-account-form, .objects-toolbar { grid-template-columns: 1fr; }
  .object-compact { grid-template-columns: 1fr; }
  .row-line, .section-head { flex-direction: column; align-items: stretch; }
  .mini-head, .mini-row { grid-template-columns: 1fr; }
}


/* v1.6 compact layout */
.container { max-width: 1580px; padding: 12px 18px; }
.header { margin-bottom: 10px; }
h1 { font-size: 34px; line-height: 1.05; }
.card { padding: 14px; border-radius: 16px; margin-bottom: 12px; }
.integrator-form { grid-template-columns: 1.2fr 1fr 1fr auto; }
.connection-form { grid-template-columns: 1fr 1fr 1.3fr auto; }
.compact-row { padding: 8px 0; }
.badge.neutral { background: #f2f4f7; color: #475467; }
.objects-card { padding-top: 12px; }
.top-search, .search-input { margin: 0 0 10px; }
.expanded-row > td { padding: 0 4px 10px; }
.account-objects { padding: 10px; border-radius: 12px; }
.objects-toolbar.single { display: block; margin-bottom: 8px; }
.compact-list { gap: 4px; }
.object-compact { grid-template-columns: minmax(240px, 330px) 1fr; padding: 6px 8px; gap: 8px; border-radius: 10px; }
.object-compact.has-cards { border-color: #d7e3f4; background: #fcfdff; }
.object-compact.no-cards { background: #fafafa; opacity: .92; }
.object-title { min-height: 28px; gap: 6px; }
.object-title strong { font-size: 13px; line-height: 1.25; }
.object-meta { color: #667085; font-size: 12px; white-space: nowrap; }
.object-title .ghost { padding: 4px 7px; font-size: 12px; }
.mini-card-table { border-color: #d7e3f4; border-radius: 8px; }
.mini-head { display: none; }
.mini-row { grid-template-columns: minmax(150px, .85fr) minmax(160px, 1fr) 70px; }
.mini-head span, .mini-row > input, .mini-row > button, .mini-row > span, .mini-empty { min-height: 26px; padding: 3px 6px; border-right-color: #d7e3f4; border-bottom-color: #d7e3f4; }
.mini-row input { font-size: 12px; }
.mini-actions button, .mini-row > button { min-height: 24px; padding: 2px 7px; border-radius: 7px; }
.mini-empty { font-size: 12px; }
.accounts-table th, .accounts-table td { padding: 8px; }
@media (max-width: 900px) {
  .integrator-form, .connection-form { grid-template-columns: 1fr; }
}

/* v1.8 cleaner compact layout */
.header h1 { font-size: 32px; }
.header .muted { font-size: 16px; }
.footer-version { color: #98a2b3; font-size: 12px; text-align: right; padding: 4px 2px 18px; }
.small-btn { padding: 7px 10px; min-height: 34px; border-radius: 10px; font-size: 13px; }
.account-actions { gap: 6px; }
.accounts-table th:nth-child(3), .accounts-table td:nth-child(3) { width: 170px; }
.accounts-table th:nth-child(4), .accounts-table td:nth-child(4) { width: 180px; }
.accounts-table th:nth-child(5), .accounts-table td:nth-child(5) { width: 430px; }
.group-title { font-weight: 700; color: #172033; padding: 8px 2px 4px; font-size: 14px; }
.muted-title { color: #667085; margin-top: 8px; }
.object-line { display: grid; grid-template-columns: minmax(210px, 310px) minmax(320px, 1fr) auto; gap: 10px; align-items: center; padding: 7px 8px; border: 1px solid #e5eaf3; border-radius: 10px; background: #fff; margin-bottom: 4px; }
.object-line.has-cards { background: #fcfdff; }
.object-line.no-cards { background: #fafafa; }
.object-name { font-weight: 700; font-size: 13px; line-height: 1.25; }
.object-cards { font-size: 13px; line-height: 1.3; color: #263445; overflow-wrap: anywhere; }
.object-actions { display: flex; gap: 6px; justify-content: flex-end; }
.edit-cards-list { display: grid; gap: 8px; margin: 12px 0; }
.edit-card-row { display: grid; grid-template-columns: minmax(180px, .8fr) minmax(220px, 1fr) auto; gap: 8px; align-items: center; }
.edit-card-row.marked-delete { opacity: .55; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 14px; }
@media (max-width: 900px) {
  .object-line, .edit-card-row { grid-template-columns: 1fr; }
  .object-actions { justify-content: stretch; }
  .object-actions button { width: 100%; }
}

.floating-notice { position: fixed; right: 24px; top: 24px; z-index: 10000; background: #10213f; color: #fff; padding: 12px 16px; border-radius: 14px; box-shadow: 0 12px 35px rgba(15, 23, 42, .22); font-weight: 700; }
.floating-notice.error { background: #b91c1c; }

/* v2.0 favicon, zebra rows and comfortable dark theme */
:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-soft: #fbfcff;
  --surface-zebra: #f7faff;
  --border: #e5eaf3;
  --text: #172033;
  --muted-text: #667085;
  --primary: #172033;
  --primary-text: #ffffff;
  --danger: #a61b1b;
  --field-bg: #ffffff;
  --field-border: #d8deea;
  --shadow: 0 10px 30px rgba(30, 41, 59, .06);
}

body[data-theme="dark"] {
  --bg: #101828;
  --surface: #172033;
  --surface-soft: #1d2939;
  --surface-zebra: #1b2638;
  --border: #344054;
  --text: #f2f4f7;
  --muted-text: #98a2b3;
  --primary: #60a5fa;
  --primary-text: #07111f;
  --danger: #ef4444;
  --field-bg: #111827;
  --field-border: #475467;
  --shadow: 0 12px 36px rgba(0, 0, 0, .28);
}

html, body { background: var(--bg); color: var(--text); }
body { transition: background .18s ease, color .18s ease; }
.container, .login-page { background: var(--bg); color: var(--text); }
.card, .login-card, .modal-card, .account-objects, .object-line, .object-compact, .summary-grid > div { background: var(--surface); border-color: var(--border); color: var(--text); box-shadow: var(--shadow); }
.expanded-row > td, .objects-card, .summary-grid > div { background: var(--surface-soft); }
input, select, textarea { background: var(--field-bg); color: var(--text); border-color: var(--field-border); }
input::placeholder, textarea::placeholder { color: var(--muted-text); opacity: .9; }
button { background: var(--primary); border-color: var(--primary); color: var(--primary-text); }
button.secondary, button.ghost { background: transparent; color: var(--text); border-color: var(--field-border); }
button.danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.muted, .object-meta, .footer-version { color: var(--muted-text); }
.badge { background: rgba(96, 165, 250, .14); color: #2f5ea8; }
body[data-theme="dark"] .badge { color: #bfdbfe; }
.status { background: rgba(16, 185, 129, .14); color: #047857; }
body[data-theme="dark"] .status { color: #86efac; }
.status.blocked, .notice.error { background: rgba(239, 68, 68, .14); color: #fca5a5; }
.notice { background: rgba(16, 185, 129, .14); color: #047857; }
body[data-theme="dark"] .notice { color: #86efac; }
.debug-box, code, pre { background: var(--surface-soft); color: var(--text); border-color: var(--border); }
table th, .accounts-table th { background: var(--surface-soft); color: var(--text); }
table td, th, td, .row-line { border-color: var(--border); }
tbody tr:nth-child(even) td { background: var(--surface-zebra); }
.accounts-table tbody tr:nth-child(even) td { background: var(--surface-zebra); }
.object-line.zebra-1, .object-compact:nth-child(even) { background: var(--surface-zebra); }
.object-line.has-cards.zebra-1 { background: var(--surface-zebra); }
.object-line.no-cards { opacity: .94; }
body[data-theme="dark"] .object-line.no-cards { background: #151f2f; }
.object-cards { color: var(--text); }
.group-title { color: var(--text); }
.muted-title { color: var(--muted-text); }
.modal-backdrop { background: rgba(2, 6, 23, .58); }
.login-page { background: radial-gradient(circle at top, color-mix(in srgb, var(--surface) 70%, var(--bg)) 0%, var(--bg) 72%); }
.login-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.header-actions { display: flex; align-items: center; gap: 8px; }
.theme-toggle { width: 48px; height: 48px; padding: 0; display: inline-flex; align-items: center; justify-content: center; font-size: 19px; border-radius: 14px; }
button.password-eye { color: var(--text); }
button.password-eye:hover { background: var(--surface-soft); }
.mini-card-table, .mini-head span, .mini-row > input, .mini-row > button, .mini-row > span, .mini-empty { border-color: var(--border); }
.mini-head { background: var(--surface-soft); color: var(--text); }
.add-row input { background: var(--field-bg); }
.floating-notice { background: var(--primary); color: var(--primary-text); }

@media (prefers-color-scheme: dark) {
  body:not([data-theme="light"]):not([data-theme="dark"]) {
    background: #101828;
  }
}


/* v2.1 dark theme fix: no white zebra rows, softer contrast everywhere */
body[data-theme="dark"] {
  --bg: #0f1724;
  --surface: #172235;
  --surface-soft: #1b2a40;
  --surface-zebra: #142033;
  --border: #31445f;
  --text: #eef4ff;
  --muted-text: #a9b7cc;
  --primary: #5aa7ff;
  --primary-text: #06111f;
  --field-bg: #101a2a;
  --field-border: #3b4e69;
}

body[data-theme="dark"] .card,
body[data-theme="dark"] .login-card,
body[data-theme="dark"] .modal-card,
body[data-theme="dark"] .account-objects,
body[data-theme="dark"] .summary-grid > div {
  background: var(--surface);
  border-color: var(--border);
}

body[data-theme="dark"] .object-line,
body[data-theme="dark"] .object-line.has-cards,
body[data-theme="dark"] .object-compact,
body[data-theme="dark"] .object-compact.has-cards {
  background: #172235 !important;
  border-color: #344860;
  color: var(--text);
}

body[data-theme="dark"] .object-line.zebra-1,
body[data-theme="dark"] .object-line.has-cards.zebra-1,
body[data-theme="dark"] .object-compact:nth-child(even),
body[data-theme="dark"] tbody tr:nth-child(even) td,
body[data-theme="dark"] .accounts-table tbody tr:nth-child(even) td {
  background: #101b2c !important;
}

body[data-theme="dark"] .object-line.no-cards,
body[data-theme="dark"] .object-line.no-cards.zebra-1 {
  background: #121b2a !important;
  opacity: .82;
}

body[data-theme="dark"] .object-line:hover,
body[data-theme="dark"] .object-compact:hover,
body[data-theme="dark"] .accounts-table tbody tr:hover td {
  background: #20324a !important;
}

body[data-theme="dark"] .object-name,
body[data-theme="dark"] .object-cards,
body[data-theme="dark"] .group-title,
body[data-theme="dark"] h1,
body[data-theme="dark"] h2,
body[data-theme="dark"] strong {
  color: var(--text);
}

body[data-theme="dark"] .muted,
body[data-theme="dark"] .muted-title,
body[data-theme="dark"] .object-meta,
body[data-theme="dark"] .footer-version {
  color: var(--muted-text);
}

body[data-theme="dark"] input,
body[data-theme="dark"] select,
body[data-theme="dark"] textarea {
  background: var(--field-bg);
  color: var(--text);
  border-color: var(--field-border);
}

body[data-theme="dark"] input:focus,
body[data-theme="dark"] select:focus,
body[data-theme="dark"] textarea:focus {
  outline: 2px solid rgba(90, 167, 255, .28);
  border-color: #5aa7ff;
}

body[data-theme="dark"] button.secondary,
body[data-theme="dark"] button.ghost {
  background: #121d2e;
  color: #eef4ff;
  border-color: #40546f;
}

body[data-theme="dark"] button.secondary:hover,
body[data-theme="dark"] button.ghost:hover {
  background: #22344e;
}

body[data-theme="dark"] button:not(.secondary):not(.ghost):not(.danger) {
  background: #5aa7ff;
  border-color: #5aa7ff;
  color: #06111f;
}

body[data-theme="dark"] button.danger {
  background: #b42318;
  border-color: #b42318;
  color: #fff;
}

body[data-theme="dark"] .theme-toggle,
body[data-theme="dark"] .header-actions button.secondary {
  background: #121d2e;
  color: #eef4ff;
  border-color: #40546f;
}

body[data-theme="dark"] .modal-backdrop {
  background: rgba(0, 0, 0, .64);
}


/* v2.4 login feedback, loading progress and empty login defaults */
.loading-progress { padding: 14px 2px 10px; }
.loading-progress-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; color: var(--text); font-weight: 700; }
.loading-progress-bar { height: 10px; border-radius: 999px; overflow: hidden; background: color-mix(in srgb, var(--border) 65%, transparent); border: 1px solid var(--border); }
.loading-progress-bar span { display: block; height: 100%; width: 0%; border-radius: inherit; background: linear-gradient(90deg, #5aa7ff, #7dd3fc); transition: width .35s ease; }
body[data-theme="dark"] .loading-progress-bar { background: #0b1220; border-color: #344860; }
body[data-theme="dark"] .loading-progress-bar span { background: linear-gradient(90deg, #60a5fa, #38bdf8); }

.login-progress { margin-top: 10px; }
.btn-spinner { display: inline-block; width: 14px; height: 14px; margin-right: 7px; border-radius: 50%; border: 2px solid rgba(255,255,255,.45); border-top-color: #fff; vertical-align: -2px; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.login-form input:disabled, .login-form button:disabled { opacity: .72; }