:root {
  --bg: #0f0f12;
  --surface: #18181c;
  --border: #2a2a30;
  --text: #e4e4e7;
  --text-muted: #a1a1aa;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --danger: #ef4444;
  --success: #22c55e;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "IBM Plex Sans", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.two-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: start;
  min-width: 0;
}

.col-right {
  min-width: 0;
  overflow: hidden;
}

@media (max-width: 800px) {
  .two-columns {
    grid-template-columns: 1fr;
  }

  .header-top {
    flex-direction: column;
    align-items: flex-start;
  }
}

.col-left section,
.col-right section {
  margin-bottom: 1.5rem;
}

header {
  margin-bottom: 2rem;
}

.header-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

header h1 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0;
}

.current-app-time {
  margin-top: 0.35rem;
  font-size: 0.95rem;
  color: var(--text-muted);
  letter-spacing: 0.01em;
}

#loginBlock form,
#authBlock {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}

#loginBlock form label {
  font-size: 0.875rem;
}

#loginBlock form input {
  padding: 0.4rem 0.6rem;
  min-width: 120px;
}

#authBlock span {
  font-size: 0.9rem;
  color: var(--text-muted);
}

header button,
form button {
  background: var(--accent);
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-size: 0.875rem;
  cursor: pointer;
}

header button:hover,
form button:hover {
  background: var(--accent-hover);
}

section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

section h2 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.75rem;
}

details.collapsible {
  margin: 0;
}

details.collapsible > summary {
  list-style: none;
  cursor: pointer;
  user-select: none;
  padding: 0;
  margin: 0;
}

details.collapsible > summary::-webkit-details-marker {
  display: none;
}

details.collapsible > summary::before {
  content: "▶ ";
  display: inline-block;
  margin-right: 0.5rem;
  transition: transform 0.2s;
  color: var(--accent);
}

details.collapsible[open] > summary::before {
  transform: rotate(90deg);
}

details.collapsible > summary h2 {
  margin: 0;
  display: inline;
}

details.collapsible > ul {
  padding-top: 0.75rem;
}

.hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0 0 0.75rem;
}

ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

#groups li,
#scheduledList li,
#nearestList li,
#recurringList li,
#logsList li {
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

#groups li:last-child,
#scheduledList li:last-child,
#nearestList li:last-child,
#recurringList li:last-child,
#logsList li:last-child {
  border-bottom: none;
}

/* Длинные URL и текст не должны раздвигать вёрстку */
.col-right section {
  min-width: 0;
  overflow: hidden;
}

.col-right section ul {
  min-width: 0;
  overflow: hidden;
}

#scheduledList li,
#nearestList li,
#recurringList li,
#logsList li {
  min-width: 0;
  overflow: hidden;
}

.message-text {
  word-wrap: break-word;
  overflow-wrap: break-word;
  word-break: break-word;
  hyphens: auto;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
}

.scheduled-item {
  min-width: 0;
  overflow: hidden;
}

.scheduled-item > div:first-child {
  flex: 1 1 0%;
  min-width: 0;
  overflow: hidden;
}

.log-item,
.nearest-item {
  min-width: 0;
  overflow: hidden;
}

#groups li.empty,
#scheduledList li.empty,
#nearestList li.empty,
#recurringList li.empty,
#logsList li.empty {
  color: var(--text-muted);
  font-style: italic;
}

.log-item .source {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.nearest-item .group-title {
  font-size: 0.8rem;
  color: var(--accent);
}

form label {
  display: block;
  margin-bottom: 1rem;
  font-size: 0.875rem;
}

form label span,
form label:first-of-type {
  font-weight: 500;
}

form input,
form select,
form textarea {
  display: block;
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 0.9rem;
}

form textarea {
  resize: vertical;
  font-family: inherit;
}

form button {
  margin-top: 0.5rem;
}

.error {
  color: var(--danger);
  font-size: 0.85rem;
  margin: 0.5rem 0 0;
}

.scheduled-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  min-width: 0;
}

.scheduled-item > div:last-child {
  flex-shrink: 0;
}

.scheduled-item .meta {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.scheduled-item .status {
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.scheduled-item .status.pending {
  background: rgba(99, 102, 241, 0.2);
  color: var(--accent);
}

.scheduled-item .status.sent {
  background: rgba(34, 197, 94, 0.2);
  color: var(--success);
}

.scheduled-item .status.cancelled {
  background: rgba(239, 68, 68, 0.2);
  color: var(--danger);
}

.scheduled-item button {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 0.35rem 0.6rem;
  border-radius: 4px;
  font-size: 0.8rem;
  cursor: pointer;
}

.scheduled-item button:hover {
  color: var(--danger);
  border-color: var(--danger);
}

.recurrence-extra {
  margin-bottom: 1rem;
}

.recurrence-extra .label {
  display: inline-block;
  margin-right: 0.5rem;
  font-size: 0.875rem;
}

.recurrence-extra label.inline {
  display: inline-flex;
  align-items: center;
  margin-right: 1rem;
  margin-bottom: 0;
}

.recurrence-extra label.inline input {
  margin: 0 0.25rem 0 0;
  width: auto;
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.modal-content {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  max-width: 480px;
  width: 90%;
}

.modal-content h3 {
  margin: 0 0 1rem;
  font-size: 1.1rem;
}

.modal-content .modal-cancel {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  margin-left: 0.5rem;
}

.modal-content .modal-cancel:hover {
  background: var(--border);
  color: var(--text);
}

.scheduled-item button.edit-btn {
  color: var(--accent);
  border-color: var(--accent);
}

.scheduled-item button.test-btn {
  color: var(--success);
  border-color: var(--success);
}

.scheduled-item button.test-btn:hover {
  color: #86efac;
  border-color: #86efac;
}

.scheduled-item button.edit-btn:hover {
  color: var(--accent-hover);
  border-color: var(--accent-hover);
}

/* Flatpickr dark theme */
.flatpickr-calendar {
  background: var(--surface) !important;
  border-color: var(--border) !important;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5) !important;
}
.flatpickr-months,
.flatpickr-weekdays,
.flatpickr-innerContainer,
.flatpickr-rContainer {
  background: var(--surface) !important;
}
.flatpickr-month {
  background: var(--surface) !important;
  color: var(--text) !important;
}
.flatpickr-current-month .flatpickr-monthDropdown-months,
.flatpickr-current-month .numInputWrapper input {
  color: var(--text) !important;
  background: var(--bg) !important;
}
.flatpickr-weekday {
  color: var(--text-muted) !important;
}
.flatpickr-day {
  color: var(--text) !important;
}
.flatpickr-day:hover {
  background: var(--border) !important;
  border-color: var(--border) !important;
}
.flatpickr-day.selected,
.flatpickr-day.startRange,
.flatpickr-day.endRange {
  background: var(--accent) !important;
  border-color: var(--accent) !important;
}
.flatpickr-day.flatpickr-disabled {
  color: var(--text-muted) !important;
}
.flatpickr-time input {
  color: var(--text) !important;
  background: var(--bg) !important;
}