/* ============================================================
   CSS Variables
   ============================================================ */
:root {
  --color-ok:        #16a34a;
  --color-slow:      #d97706;
  --color-error:     #dc2626;

  --color-bg:        #f1f5f9;
  --color-card:      #ffffff;
  --color-border:    #e2e8f0;
  --color-text:      #1e293b;
  --color-muted:     #64748b;
  --color-primary:   #2563eb;
  --color-primary-h: #1d4ed8;

  --radius:  8px;
  --shadow:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-lg: 0 10px 25px rgba(0,0,0,.12);
}

/* ============================================================
   Reset / Base
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 15px;
  line-height: 1.5;
}

[x-cloak] { display: none !important; }

/* ============================================================
   Header
   ============================================================ */
.header {
  background: var(--color-card);
  border-bottom: 1px solid var(--color-border);
  padding: 0 1.5rem;
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
  height: 60px;
}
.header-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
}

/* ============================================================
   Main / Cards Grid
   ============================================================ */
.main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

@media (max-width: 1024px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .cards-grid { grid-template-columns: 1fr; }
  .main { padding: 1rem; }
}

/* ============================================================
   Card
   ============================================================ */
.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: box-shadow .15s;
}
.card:hover { box-shadow: var(--shadow-lg); }
.card-inactive { opacity: .55; }

.card-header {
  padding: .9rem 1rem .5rem;
  border-bottom: 1px solid var(--color-border);
}
.card-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: .5rem;
  margin-bottom: .3rem;
}
.card-name {
  font-size: 1rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 65%;
}
.card-type {
  font-size: .75rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: .04em;
}

.card-body {
  padding: .75rem 1rem;
  flex: 1;
}
.card-target {
  font-size: .85rem;
  color: var(--color-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: .6rem;
}

.card-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: .25rem; }
.card-meta-item dt {
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--color-muted);
}
.card-meta-item dd { font-size: .82rem; font-weight: 500; }

.card-footer {
  padding: .65rem 1rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: .5rem;
  justify-content: flex-end;
}

/* ============================================================
   Badge
   ============================================================ */
.badge {
  display: inline-block;
  padding: .2em .6em;
  font-size: .72rem;
  font-weight: 700;
  border-radius: 999px;
  letter-spacing: .04em;
  white-space: nowrap;
  flex-shrink: 0;
}
.badge-ok    { background: var(--color-ok);    color: #fff; }
.badge-slow  { background: var(--color-slow);  color: #fff; }
.badge-error { background: var(--color-error); color: #fff; }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .5rem 1rem;
  border-radius: var(--radius);
  border: none;
  font-size: .875rem;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s, opacity .15s;
  white-space: nowrap;
}
.btn:disabled { opacity: .5; cursor: not-allowed; }

.btn-primary   { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-h); }

.btn-secondary { background: var(--color-border); color: var(--color-text); }
.btn-secondary:hover { background: #cbd5e1; }

.btn-danger { background: #fee2e2; color: var(--color-error); }
.btn-danger:hover { background: #fecaca; }

.btn-sm { padding: .3rem .7rem; font-size: .8rem; }

/* ============================================================
   Empty state
   ============================================================ */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 1rem;
  color: var(--color-muted);
}
.empty-state p + p { margin-top: .5rem; }

/* ============================================================
   Modal
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 1rem;
}
.modal {
  background: var(--color-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
}
.modal-header h2 { font-size: 1.05rem; font-weight: 600; }
.modal-close {
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--color-muted);
  line-height: 1;
  padding: 0 .25rem;
}
.modal-close:hover { color: var(--color-text); }

.modal-body { padding: 1.25rem; }

.field { margin-bottom: 1rem; }
.field label {
  display: block;
  font-size: .82rem;
  font-weight: 500;
  margin-bottom: .35rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: .04em;
}
.field input[type="text"],
.field input[type="number"],
.field select {
  width: 100%;
  padding: .45rem .65rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: .9rem;
  color: var(--color-text);
  background: var(--color-card);
  transition: border-color .15s;
}
.field input:focus, .field select:focus {
  outline: none;
  border-color: var(--color-primary);
}
.field-checkbox label {
  display: flex;
  align-items: center;
  gap: .5rem;
  text-transform: none;
  letter-spacing: 0;
  font-size: .9rem;
  cursor: pointer;
}
.field-checkbox input[type="checkbox"] { width: 1rem; height: 1rem; cursor: pointer; }

.field-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: .75rem; }
@media (max-width: 480px) { .field-row { grid-template-columns: 1fr; } }

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: .5rem;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

/* ============================================================
   Channel list (in cards)
   ============================================================ */
.channel-list {
  list-style: none;
  margin-top: .5rem;
  display: flex;
  flex-direction: column;
  gap: .3rem;
}
.channel-item {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .8rem;
}
.channel-recipient {
  color: var(--color-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}
.channel-badge {
  display: inline-block;
  padding: .15em .5em;
  font-size: .68rem;
  font-weight: 700;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: .04em;
  flex-shrink: 0;
}
.channel-telegram { background: #e0f2fe; color: #0369a1; }
.channel-vk       { background: #ede9fe; color: #6d28d9; }
.channel-email    { background: #dcfce7; color: #15803d; }

/* ============================================================
   Channel manage modal
   ============================================================ */
.channels-section { margin-bottom: 1.25rem; }
.channels-section-title {
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--color-muted);
  margin-bottom: .6rem;
}
.channels-empty {
  font-size: .875rem;
  color: var(--color-muted);
  margin-bottom: 1.25rem;
}
.channel-manage-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .4rem;
}
.channel-manage-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .4rem .6rem;
  background: var(--color-bg);
  border-radius: var(--radius);
}
.channel-manage-recipient {
  flex: 1;
  font-size: .875rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.channels-add-form { border-top: 1px solid var(--color-border); padding-top: 1rem; }

/* ============================================================
   Toast
   ============================================================ */
.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  padding: .75rem 1.25rem;
  border-radius: var(--radius);
  font-size: .875rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  z-index: 300;
  max-width: 320px;
}
.toast-ok    { background: var(--color-ok);    color: #fff; }
.toast-error { background: var(--color-error); color: #fff; }