:root {
  color-scheme: light;
  font-family: -apple-system, BlinkMacSystemFont, "SF Arabic", "Segoe UI", system-ui, sans-serif;
  font-size: 16px;
  font-optical-sizing: auto;
  --bg: #f4f5f7; --surface: #fff; --field: #f6f7f9; --text: #20252d;
  --muted: #737d8b; --line: #e6e9ee; --accent: #1675ee; --accent-soft: #eaf2ff;
  --danger: #d9424e; --success: #218a58; --nav: rgba(255,255,255,.94);
  background: var(--bg); color: var(--text);
}
@media (prefers-color-scheme: dark) {
  :root { color-scheme: dark; --bg: #111419; --surface: #1a1e25; --field: #222731; --text: #eef1f6; --muted: #a1aaba; --line: #2a313d; --accent: #6aa7ff; --accent-soft: #223450; --danger: #ff7a85; --success: #6bd5a0; --nav: rgba(26,30,37,.95); }
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100dvh; line-height: 1.65; }
main { width: min(1120px, calc(100% - 64px)); margin: auto; padding: 32px 0 64px; }
h1, h2, h3, p { margin: 0; }
h1 { font-size: 1.65rem; font-weight: 750; line-height: 1.4; }
h2 { font-size: 1.13rem; line-height: 1.5; font-weight: 700; }
h3 { font-size: .98rem; line-height: 1.5; }
p.muted { margin-top: 6px; font-size: .88rem; }
.muted, small { color: var(--muted); }
.hidden { display: none !important; }
.eyebrow { font-size: .72rem; font-weight: 750; color: var(--accent); letter-spacing: .08em; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.app-header { margin-bottom: 22px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.header-title { display: grid; gap: 2px; min-width: 0; }
#who { font-size: .8rem; margin: 0; }
.card { min-width: 0; padding: 24px; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); box-shadow: 0 4px 18px rgb(0 0 0 / .025); }
.card-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
.card > p.muted { margin-bottom: 20px; }
.grid, .workspace-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); align-items: start; gap: 20px; }
.stack { display: grid; gap: 20px; min-width: 0; }
.wide { grid-column: 1 / -1; }
.tabbar { display: flex; gap: 6px; margin-bottom: 26px; padding: 5px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); }
button, input, select, textarea { font: inherit; }
button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 10px 16px; border: 1px solid transparent; border-radius: 11px; font-size: .87rem; font-weight: 650; color: #fff; background: #1675ee; cursor: pointer; touch-action: manipulation; transition: background 160ms, color 160ms, transform 100ms, box-shadow 160ms; }
button:hover { box-shadow: 0 3px 12px rgb(0 0 0 / .08); }
button:active { transform: scale(.96); }
button.secondary { background: var(--field); color: var(--text); border-color: var(--line); }
button.danger { background: transparent; color: var(--danger); border-color: var(--line); }
button:disabled { opacity: .45; cursor: not-allowed; transform: none; }
button:focus-visible, summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.tab { flex: 1; min-width: 0; padding: 9px; color: var(--muted); background: transparent; border-radius: 9px; white-space: nowrap; }
.tab.active { color: var(--accent); background: var(--accent-soft); box-shadow: none; }
.tab-panel { min-width: 0; }
.tab-panel:not(.hidden) { animation: panel-in 220ms ease-out; }
@keyframes panel-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
form { display: grid; gap: 16px; }
label { display: grid; gap: 7px; color: var(--text); font-size: .86rem; font-weight: 600; min-width: 0; }
input, select, textarea { width: 100%; min-width: 0; min-height: 46px; padding: 11px 12px; border: 1px solid var(--line); border-radius: 10px; color: var(--text); background: var(--field); font-size: 1rem; line-height: 1.5; }
input::placeholder, textarea::placeholder { color: var(--muted); }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
input[type=email], input[type=password], input[type=number], input[type=time] { direction: ltr; text-align: start; }
textarea { resize: vertical; min-height: 120px; }
.split { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
.form-section { display: grid; gap: 14px; padding-top: 18px; border-top: 1px solid var(--line); }
.form-section:first-child { padding-top: 0; border: 0; }
.form-footer { display: flex; justify-content: flex-start; padding-top: 4px; }
.form-footer button { min-width: 150px; }
.subtle-box, .optional-fields { display: grid; gap: 12px; padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--field); }
.subtle-box > .muted, .optional-fields > .muted { font-size: .8rem; }
.check-row { display: flex; align-items: center; gap: 10px; min-height: 48px; padding: 12px; border: 1px solid var(--line); border-radius: 11px; cursor: pointer; line-height: 1.55; }
.check-row:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
input[type=checkbox] { flex: 0 0 auto; width: 18px; height: 18px; min-height: 0; margin: 0; accent-color: var(--accent); }
.days { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 8px; }
.day-option { display: flex; align-items: center; gap: 6px; min-height: 44px; padding: 8px; border: 1px solid var(--line); border-radius: 9px; font-size: .8rem; cursor: pointer; }
.day-option:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.message-fields { display: grid; gap: 12px; }
.message-field { min-width: 0; display: grid; gap: 8px; }
.message-field-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 44px; }
.message-field-head label { font-size: .8rem; }
.message-field textarea { min-height: 170px; padding: 14px; }
.message-field button:disabled { visibility: hidden; }
.stats-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 16px; margin-bottom: 20px; }
.stat-card { display: grid; gap: 14px; padding: 20px; }
.stat-label { font-size: .82rem; font-weight: 600; color: var(--muted); }
.stat-card strong { font-size: 2rem; font-weight: 750; line-height: 1.15; font-variant-numeric: tabular-nums; }
.stat-card small { font-size: .75rem; }
.row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 0; border-bottom: 1px solid var(--line); min-width: 0; }
.row:last-child { border-bottom: 0; }
.row > div:first-child { flex: 1; min-width: 0; }
.row strong { font-size: .88rem; font-weight: 650; overflow-wrap: anywhere; white-space: pre-wrap; }
.row small { display: block; margin-top: 5px; font-size: .77rem; overflow-wrap: anywhere; }
.row > button, .row > .pill { flex: 0 0 auto; }
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 4px 9px; border: 1px solid var(--line); border-radius: 8px; color: var(--muted); background: var(--field); font-size: .72rem; white-space: nowrap; }
.ok, .state-connected { color: var(--success); }
.bad, .state-error, .state-needs_login { color: var(--danger); }
.state-connecting { color: #b98532; }
.account-state::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.accounts { display: grid; gap: 12px; }
.account-card { padding: 18px; border: 1px solid var(--line); border-radius: 14px; }
.account-card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.account-card-head > div { min-width: 0; }
.account-card-head strong { font-size: 1rem; overflow-wrap: anywhere; }
.account-card-id { font-size: .78rem; color: var(--muted); margin-top: 4px; }
.account-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.account-card > .account-actions { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); }
.automation-stats { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.icon-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { width: 20px; height: 20px; flex: 0 0 auto; }
.icon-button { width: 44px; min-width: 44px; height: 44px; padding: 11px; }
#notice { padding: 12px 16px; margin-bottom: 18px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); font-size: .85rem; }
#notice:empty { display: none; }
.empty-state, .accounts > p, #automations > p, #timing > p, #users > p, #messages > p, #statsActivity > p { padding: 24px 12px; text-align: center; color: var(--muted); font-size: .85rem; }
.card-section { margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--line); }
.auth { max-width: 440px; margin: 8vh auto; padding: 32px; }
.auth h1 { margin-top: 8px; font-size: 1.9rem; }
.auth > p.muted { margin: 10px 0 24px; }
.tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 5px; padding: 5px; background: var(--field); border-radius: 12px; margin-bottom: 22px; }
.tabs button.secondary { background: transparent; border-color: transparent; }
#authHint { margin-top: 18px; font-size: .8rem; }
.add-account summary, .composer summary { display: flex; justify-content: space-between; align-items: center; cursor: pointer; font-size: 1rem; font-weight: 650; list-style: none; }
.add-account summary::-webkit-details-marker, .composer summary::-webkit-details-marker { display: none; }
.add-account summary::after, .composer summary::after { content: '+'; font-size: 1.4rem; color: var(--accent); }
.add-account[open] summary::after, .composer[open] summary::after { content: '−'; }
.add-account summary + p, .composer summary + p { margin: 8px 0 20px; }
.account-limit { margin: 0; padding: 14px; border-radius: 12px; background: var(--field); font-size: .85rem; color: var(--muted); }
.feature-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin: 0 0 20px; }
.feature-toolbar h2 { font-size: 1.2rem; }
.feature-toolbar > button { flex-shrink: 0; }
.workflow-editor { border: 1px solid var(--line); border-radius: 20px; background: var(--surface); overflow: clip; margin-bottom: 28px; scroll-margin-top: 20px; }
.workflow-editor:not(.hidden) { animation: panel-in 180ms ease-out; }
.editor-heading { padding: 22px 26px; background: var(--field); border-bottom: 1px solid var(--line); }
.editor-heading h3 { font-size: 1.08rem; }
.editor-heading p.muted { margin-top: 4px; }
.workflow-editor form { gap: 0; }
.workflow-section { display: grid; align-content: start; gap: 16px; min-width: 0; margin: 0; border: 0; padding: 24px 26px; }
.workflow-section legend { float: inline-start; width: 100%; margin: 0 0 2px; padding: 0; display: flex; align-items: center; gap: 10px; font-size: .95rem; font-weight: 700; }
.step-number { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; border: 1px solid var(--line); border-radius: 9px; background: var(--field); color: var(--muted); font-size: .68rem; font-variant-numeric: tabular-nums; }
.destination-grid { display: grid; grid-template-columns: minmax(0,1.3fr) minmax(0,.85fr) minmax(0,1fr); gap: 16px; }
.compose-columns { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(0,1fr); border-top: 1px solid var(--line); }
.timing-settings { min-width: 0; border-inline-start: 1px solid var(--line); }
.option-block { min-width: 0; border: 1px solid var(--line); border-radius: 12px; }
.option-block:has(> .option-toggle input:checked) { border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); }
.option-toggle { display: flex; align-items: flex-start; gap: 12px; cursor: pointer; padding: 14px; }
.option-toggle input { margin-top: 3px; }
.option-toggle span { min-width: 0; display: grid; gap: 3px; }
.option-toggle strong { font-size: .86rem; font-weight: 650; }
.option-toggle small { font-size: .76rem; font-weight: 400; line-height: 1.7; }
.option-body { display: grid; gap: 12px; padding: 0 14px 14px; }
.field-hint { color: var(--muted); font-size: .78rem; line-height: 1.7; }
.schedule-fields { display: grid; gap: 12px; }
.limits-section { border-top: 1px solid var(--line); }
.optional-label { color: var(--muted); font-size: .7rem; font-weight: 400; margin-inline-start: auto; }
.message-add { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.editor-footer { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 20px 26px; border-top: 1px solid var(--line); background: var(--field); }
.editor-footer > div { min-width: 0; }
.editor-footer p { font-size: .85rem; overflow-wrap: anywhere; }
.editor-footer button { flex-shrink: 0; min-width: 175px; }
.footer-label { color: var(--muted); font-size: .72rem; }
.mode-cards { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; }
.mode-card { display: flex; align-items: flex-start; gap: 12px; padding: 20px; border: 1px solid var(--line); border-radius: 14px; cursor: pointer; }
.mode-card:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.mode-card input { width: 18px; height: 18px; min-height: 18px; flex: 0 0 auto; margin: 4px 0 0; accent-color: var(--accent); padding: 0; }
.mode-card strong { display: block; font-size: 1rem; }
.mode-card small { display: block; font-size: .82rem; margin-top: 6px; line-height: 1.8; font-weight: 400; }
#timingForm > .workflow-section + .workflow-section { border-top: 1px solid var(--line); }
.managed-section { margin-top: 24px; }
.section-title { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.managed-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; }
.managed-grid > .muted { grid-column: 1/-1; border: 1px dashed var(--line); border-radius: 14px; }
.job-card { min-width: 0; padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); display: grid; gap: 16px; }
.job-card h4 { margin: 0; font-size: 1rem; }
.job-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.job-head > div { min-width: 0; flex: 1; }
.job-head small { display: block; font-size: .75rem; margin-top: 3px; overflow-wrap: anywhere; }
.job-card > p { font-size: .85rem; overflow-wrap: anywhere; }
.job-footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 14px; border-top: 1px solid var(--line); }
.job-footer .automation-stats { margin-top: 0; }
.job-preview { white-space: pre-wrap; overflow-wrap: anywhere; color: var(--muted); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.delivery-history { margin-top: 20px; }
@media (max-width: 900px) { .stats-grid { grid-template-columns: repeat(2,minmax(0,1fr)); } .workspace-grid, .grid { grid-template-columns: minmax(0,1fr); } }
@media (max-width: 760px) {
  .compose-columns { grid-template-columns: minmax(0,1fr); }
  .timing-settings { border-inline-start: 0; border-top: 1px solid var(--line); }
  .destination-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .destination-grid > label:first-child { grid-column: 1/-1; }
  .managed-grid { grid-template-columns: minmax(0,1fr); }
}
@media (max-width: 640px) {
  main { width: calc(100% - 32px); padding: max(20px,env(safe-area-inset-top)) 0 calc(100px + env(safe-area-inset-bottom)); }
  .app-header { margin-bottom: 20px; padding-bottom: 16px; }
  h1 { font-size: 1.35rem; } h2 { font-size: 1.05rem; }
  .card { padding: 18px; border-radius: 16px; }
  .card-heading { margin-bottom: 16px; gap: 12px; }
  .tabbar { position: fixed; z-index: 10; bottom: 0; inset-inline: 0; margin: 0; padding: 8px 8px calc(8px + env(safe-area-inset-bottom)); gap: 3px; border-radius: 18px 18px 0 0; border-bottom: 0; background: var(--nav); backdrop-filter: blur(20px); box-shadow: 0 -4px 20px rgb(0 0 0 / .05); }
  .tab { min-height: 48px; padding: 8px 2px; font-size: clamp(.75rem, 3.1vw, .82rem); border-radius: 10px; }
  .stats-grid { gap: 10px; margin-bottom: 16px; }
  .stat-card { padding: 16px; gap: 10px; }
  .stat-card strong { font-size: 1.8rem; }
  .stat-label { font-size: .77rem; } .stat-card small { font-size: .69rem; }
  .stack, .grid, .workspace-grid { gap: 16px; }
  .split { grid-template-columns: minmax(0,1fr); }
  #intervalFields .split { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .form-footer button, form > button { width: 100%; }
  .account-card { padding: 14px; }
  .account-card-head { flex-direction: column; gap: 10px; }
  .row { flex-wrap: wrap; }
  #users .row > .account-actions { flex-basis: 100%; padding-top: 6px; }
  .row > button { align-self: flex-start; }
  .row > div:first-child { flex-basis: 55%; }
  .auth { margin: 4vh auto; padding: 24px; }
  .feature-toolbar { align-items: flex-start; gap: 10px; }
  .feature-toolbar h2 { font-size: 1rem; }
  .feature-toolbar p { font-size: .77rem; }
  .feature-toolbar > button { padding-inline: 12px; font-size: .78rem; }
  .workflow-editor { border-radius: 16px; margin-bottom: 22px; }
  .editor-heading { padding: 18px; }
  .workflow-section { padding: 20px 18px; gap: 14px; }
  .mode-cards { grid-template-columns: minmax(0,1fr); gap: 10px; }
  .mode-card { padding: 16px; }
  .mode-card strong { font-size: .9rem; }
  .mode-card small { font-size: .78rem; margin-top: 3px; }
  .editor-footer { flex-direction: column; align-items: stretch; padding: 16px 18px; gap: 14px; }
  .editor-footer button { width: 100%; }
  .job-card { padding: 16px; }
  .destination-grid { gap: 12px; }
  #quietHoursFields .split { grid-template-columns: minmax(0,1fr); }
}
@media (max-width: 360px) { main { width: calc(100% - 24px); } .card { padding: 15px; } .days { grid-template-columns: repeat(2,minmax(0,1fr)); } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; scroll-behavior: auto !important; } }
@media (prefers-reduced-transparency: reduce) { .tabbar { background: var(--surface); backdrop-filter: none; } }
@media (prefers-contrast: more) { :root { --muted: var(--text); } .card, input, select, textarea, .tabbar { border-color: var(--text); } }