/* ============================================================
   OGX Mailing System – UI  v10  (CLEAN LIGHT THEME)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* ── Tokens ──────────────────────────────────────────────── */
:root {
  --bg:        #aab4be;
  --surface:   #bec8d2;
  --card:      #c8d2dc;
  --card2:     #bcc6d0;
  --border:    #96a4b0;
  --border2:   #7e8e9c;
  --border3:   #667886;
  --accent:    #1e56c8;
  --accent2:   #3470e0;
  --accent3:   #1640a8;
  --cyan:      #0990cc;
  --cyan2:     #0272a8;
  --success:   #15883e;
  --danger:    #c42020;
  --warn:      #c46a00;
  --text:      #1a2530;
  --text2:     #364a58;
  --muted:     #5e7282;
  --radius:    8px;
  --font:      'Inter', system-ui, sans-serif;
  --shadow:    0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,.08), 0 2px 6px rgba(0,0,0,.05);
  --glow:      none;
  --glow-lg:   none;
  --glow-cyan: none;
}

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

/* ── Scrollbar ───────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--border3); }

/* ── Animations ──────────────────────────────────────────── */
@keyframes shimmer {
  0%   { background-position: -600px 0; }
  100% { background-position:  600px 0; }
}
@keyframes ping {
  0%        { transform: scale(1); opacity: 1; }
  80%, 100% { transform: scale(2.2); opacity: 0; }
}
@keyframes pulse-ring {
  0%   { box-shadow: 0 0 0 0 rgba(14,165,233,.5); }
  70%  { box-shadow: 0 0 0 8px rgba(14,165,233,0); }
  100% { box-shadow: 0 0 0 0 rgba(14,165,233,0); }
}

/* ── Body ────────────────────────────────────────────────── */
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 13.5px;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; font-weight: 600; }
a:hover { color: var(--accent3); }

code {
  font-family: 'Courier New', monospace;
  font-size: .83em;
  background: var(--card);
  border: 1px solid var(--border);
  padding: .1rem .35rem;
  border-radius: 3px;
  color: var(--accent3);
}
pre {
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  overflow-x: auto;
  font-size: .83rem;
  color: var(--text);
}
small  { font-size: .78em; color: var(--muted); font-weight: 400; }
.muted { color: var(--muted); font-size: .83rem; }

/* ── Headings ────────────────────────────────────────────── */
h1 {
  position: relative;
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 1.35rem;
  color: var(--text);
  letter-spacing: -.01em;
  padding-left: .9rem;
}
h1::before {
  content: '';
  position: absolute;
  left: 0; top: .1em; bottom: .1em;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), var(--accent));
  border-radius: 2px;
}
h2 { font-size: 1rem; font-weight: 700; margin-bottom: .7rem; color: var(--text); }
h3 { font-size: .9rem; font-weight: 700; margin-bottom: .6rem; color: var(--text2); }

/* ── Navbar ──────────────────────────────────────────────── */
.navbar {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 0 1.5rem;
  height: 56px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 500;
  box-shadow: 0 1px 4px rgba(0,0,0,.12);
}
.navbar::before, .navbar::after { display: none; }

.nav-brand {
  font-weight: 800;
  font-size: .92rem;
  color: var(--accent3);
  text-transform: uppercase;
  letter-spacing: .1em;
  white-space: nowrap;
  padding-right: 1.75rem;
  border-right: 1px solid var(--border);
  margin-right: 1.25rem;
  height: 100%;
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  gap: 0;
  list-style: none;
  flex: 1;
  height: 100%;
}
.nav-links li { height: 100%; }
.nav-links a {
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 1rem;
  color: var(--text2);
  font-weight: 600;
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .07em;
  border-bottom: 2px solid transparent;
  transition: color .15s, border-color .15s;
  white-space: nowrap;
}
.nav-links a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent2);
}
.nav-links a.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.nav-user {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: .73rem;
  color: var(--text2);
  white-space: nowrap;
  padding-left: 1.25rem;
  border-left: 1px solid var(--border);
  flex-shrink: 0;
}
.nav-user a { color: var(--text2); font-size: .73rem; transition: color .15s; }
.nav-user a:hover { color: var(--accent); }

/* ── Mobile hamburger ────────────────────────────────────── */
.nav-toggle-input { display: none; }

.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  padding: 9px;
  margin-left: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--card2);
  flex-shrink: 0;
  transition: border-color .15s;
}
.nav-hamburger:hover { border-color: var(--accent); }
.nav-hamburger span {
  display: block;
  height: 2px;
  background: var(--text2);
  border-radius: 2px;
  transition: transform .22s, opacity .15s;
}
.nav-hamburger:hover span { background: var(--accent); }
.nav-toggle-input:checked ~ .nav-hamburger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle-input:checked ~ .nav-hamburger span:nth-child(2) { opacity: 0; }
.nav-toggle-input:checked ~ .nav-hamburger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Container ───────────────────────────────────────────── */
.container { max-width: 1580px; margin: 0 auto; padding: 1.75rem 2rem; }

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  padding: 7px 16px;
  min-height: 36px;
  border-radius: var(--radius);
  border: 1px solid var(--border2);
  background: var(--surface);
  color: var(--text2);
  cursor: pointer;
  font-family: var(--font);
  font-size: .72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  line-height: 1.3;
  text-decoration: none;
  transition: all .15s;
  white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
}
.btn:hover {
  background: var(--card2);
  color: var(--text);
  border-color: var(--border3);
}
.btn:active { transform: translateY(1px); }
.btn::after { display: none; }

.btn-primary {
  background: var(--accent);
  border-color: var(--accent3);
  color: #fff;
  box-shadow: 0 1px 4px rgba(37,99,235,.3);
}
.btn-primary:hover {
  background: var(--accent3);
  border-color: var(--accent3);
  color: #fff;
  box-shadow: 0 2px 8px rgba(37,99,235,.35);
}

.btn-danger  { background: var(--card); border-color: rgba(196,32,32,.35); color: var(--danger); }
.btn-danger:hover  { background: var(--danger); border-color: var(--danger); color: #fff; }

.btn-ghost   { background: transparent; border-color: var(--border); color: var(--muted); }
.btn-ghost:hover { background: var(--card2); color: var(--text2); border-color: var(--border2); }

.btn-success { background: var(--card); border-color: rgba(21,136,62,.5); color: var(--success); }
.btn-success:hover { background: var(--success); border-color: var(--success); color: #fff; }

.btn-sm    { padding: 4px 11px; font-size: .67rem; min-height: 30px; }
.btn-block { width: 100%; }

/* ── Forms ───────────────────────────────────────────────── */
label {
  display: block;
  margin-bottom: 1rem;
  font-weight: 600;
  color: var(--text2);
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .07em;
}
label > input, label > select, label > textarea,
input[type=text], input[type=email], input[type=password],
input[type=number], input[type=url], input[type=datetime-local],
select, textarea {
  display: block;
  width: 100%;
  margin-top: .3rem;
  padding: 8px 12px;
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  color: var(--text);
  font-size: .88rem;
  font-family: var(--font);
  transition: border-color .15s, box-shadow .15s;
  min-height: 38px;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent2);
  box-shadow: 0 0 0 3px rgba(59,130,246,.15);
}
textarea { resize: vertical; min-height: 40px; }
input::placeholder, textarea::placeholder { color: var(--muted); }
.form-actions { display: flex; gap: .75rem; margin-top: 1.25rem; align-items: center; flex-wrap: wrap; }
fieldset {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 1rem;
  background: var(--card2);
}
fieldset::before { display: none; }
legend { padding: 0 .5rem; color: var(--text2); font-weight: 700; font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; }
.filter-row { display: flex; flex-wrap: wrap; gap: 1rem; }
.filter-row label { flex: 1; min-width: 130px; }

/* ── Cards ───────────────────────────────────────────────── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow);
  transition: box-shadow .2s;
}
.card:hover { box-shadow: var(--shadow-md); }
.card::before, .card::after { display: none; }
.card .card-corner-tl { display: none; }
.card h2 { margin-bottom: .85rem; }
.card h3 { margin-bottom: .75rem; }

/* ── Tables ──────────────────────────────────────────────── */
.table { width: 100%; border-collapse: collapse; font-size: .84rem; }
.table th {
  background: var(--card2);
  color: var(--text2);
  font-weight: 700;
  font-size: .66rem;
  text-transform: uppercase;
  letter-spacing: .07em;
  padding: 9px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.table th::after { display: none; }
.table td {
  padding: 9px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  color: var(--text);
}
.table tbody tr:hover td { background: var(--card2); }
.table tr:last-child td { border-bottom: none; }
.table-sm td, .table-sm th { padding: 5px 10px; }
.empty { text-align: center; color: var(--muted); padding: 3.5rem 1rem !important; font-size: .85rem; }
.actions { white-space: nowrap; display: flex; gap: .4rem; align-items: center; flex-wrap: wrap; }

.table-wrap {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  background: var(--card);
  box-shadow: var(--shadow);
}
.table-wrap::before { display: none; }

/* ── Stats grid ──────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
  gap: .9rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 1.15rem 1rem .95rem;
  text-align: center;
  box-shadow: var(--shadow);
  transition: box-shadow .2s, transform .2s;
  cursor: default;
  overflow: hidden;
}
.stat-card::before, .stat-card::after { display: none; }
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.stat-card--active { border-color: rgba(21,136,62,.5); background: var(--card); }
.stat-card--active .stat-num { color: var(--success); }
.stat-card--warn { border-color: rgba(196,106,0,.4); background: var(--card); }
.stat-card--warn .stat-num { color: var(--warn); }

.stat-icon { font-size: 1.1rem; opacity: .5; margin-bottom: .25rem; line-height: 1; }
.stat-num  { font-size: 1.9rem; font-weight: 800; color: var(--accent); line-height: 1.15; letter-spacing: -.02em; }
.stat-lbl  { color: var(--muted); font-size: .62rem; margin-top: .35rem; text-transform: uppercase; letter-spacing: .09em; }
.stats-grid--sm .stat-card { padding: .85rem .75rem .75rem; }
.stats-grid--sm .stat-num  { font-size: 1.45rem; }

/* ── LIVE indicator ──────────────────────────────────────── */
.live-dot {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  font-size: .65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--success);
}
.live-dot::before {
  content: '';
  display: block;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--success);
  animation: ping 1.4s cubic-bezier(0,.2,.8,1) infinite;
  flex-shrink: 0;
}

/* ── Badges ──────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: .64rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  border: 1px solid transparent;
}
.badge-role       { background: var(--card);  color: var(--accent3);  border-color: var(--border2); }
.badge-draft      { background: var(--card2);  color: var(--muted);    border-color: var(--border); }
.badge-queued     { background: var(--card);  color: var(--accent);   border-color: var(--border2); }
.badge-sending    { background: var(--card);  color: var(--success);  border-color: rgba(21,136,62,.5); }
.badge-paused     { background: var(--card);  color: var(--warn);     border-color: rgba(196,106,0,.4); }
.badge-completed  { background: var(--card);  color: var(--success);  border-color: rgba(21,136,62,.5); }
.badge-cancelled  { background: var(--card);  color: var(--danger);   border-color: rgba(196,32,32,.35); }
.badge-pending    { background: var(--card2);  color: var(--muted);    border-color: var(--border); }
.badge-sent       { background: var(--card);  color: var(--success);  border-color: rgba(21,136,62,.5); }
.badge-failed     { background: var(--card);  color: var(--danger);   border-color: rgba(196,32,32,.35); }
.badge-processing { background: var(--card);  color: var(--accent);   border-color: var(--border2); }

/* ── Alerts ──────────────────────────────────────────────── */
.alert {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .85rem 1.1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-weight: 600;
  font-size: .85rem;
  border: 1px solid;
  border-left-width: 4px;
}
.alert::before { display: none; }
.alert-success { background: var(--card); border-color: rgba(21,136,62,.5); border-left-color: var(--success); color: var(--success); }
.alert-error   { background: var(--card); border-color: rgba(196,32,32,.35); border-left-color: var(--danger);  color: var(--danger); }
.alert-info    { background: var(--card); border-color: var(--border2); border-left-color: var(--accent2); color: var(--accent3); }

/* ── Progress bar ────────────────────────────────────────── */
.progress-bar {
  background: var(--border);
  border-radius: 4px;
  height: 5px;
  overflow: hidden;
  margin: .4rem 0;
  border: none;
}
.progress-bar div {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--cyan));
  border-radius: 4px;
  transition: width .5s ease;
}
.progress-bar div::after { display: none; }
.progress-bar--lg { height: 8px; margin-bottom: 1.35rem; }

/* ── Info box ────────────────────────────────────────────── */
.info-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent2);
  border-radius: var(--radius);
  padding: .65rem 1rem;
  margin-bottom: 1rem;
  font-size: .82rem;
  color: var(--text2);
}

/* ── Filter / action bars ────────────────────────────────── */
.filter-bar { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1rem; align-items: center; }
.filter-bar input, .filter-bar select { width: auto; margin-top: 0; min-height: 36px; }
.action-bar { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: 1.5rem; align-items: center; }
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; flex-wrap: wrap; gap: .75rem; }
.page-header h1 { margin: 0; }

/* ── Section heading ─────────────────────────────────────── */
.section-heading {
  display: flex;
  align-items: center;
  gap: .65rem;
  font-size: .62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--muted);
  margin: 2rem 0 .9rem;
}
.section-heading::before {
  content: '';
  display: block;
  width: 3px; height: 13px;
  background: linear-gradient(180deg, var(--cyan), var(--accent));
  border-radius: 2px;
  flex-shrink: 0;
}
.section-heading::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ── Two col ─────────────────────────────────────────────── */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
dl { display: grid; grid-template-columns: max-content 1fr; gap: .3rem .75rem; font-size: .84rem; }
dt { color: var(--muted); font-weight: 700; font-size: .69rem; text-transform: uppercase; letter-spacing: .06em; align-self: baseline; }
dd { color: var(--text); word-break: break-word; }
.text-danger  { color: var(--danger); }
.text-success { color: var(--success); }
.pagination { display: flex; gap: .35rem; flex-wrap: wrap; margin-top: 1rem; }

/* ── Login page ──────────────────────────────────────────── */
.login-page {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 1rem;
  background: var(--bg);
}
.login-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2.75rem 2.25rem;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 8px 40px rgba(0,0,0,.10), 0 2px 8px rgba(0,0,0,.06);
}
.login-card::before, .login-card::after { display: none; }
.login-card-tl { display: none; }
.login-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  text-align: center;
  margin-bottom: .75rem;
  text-transform: uppercase;
  letter-spacing: .14em;
}
.login-card h1 {
  text-align: center;
  margin-bottom: 1.85rem;
  font-size: .95rem;
  color: var(--text2);
  font-weight: 600;
  letter-spacing: .04em;
  padding: 0;
}
.login-card h1::before { display: none; }
.login-card h2 {
  text-align: center;
  margin-bottom: 1.5rem;
  font-size: .9rem;
  color: var(--text2);
}

/* ── Footer ──────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: .9rem 2rem;
  text-align: center;
  color: var(--muted);
  font-size: .72rem;
  margin-top: 2rem;
}
.site-footer::before { display: none; }
.site-footer a { color: var(--muted); transition: color .15s; }
.site-footer a:hover { color: var(--accent); }

/* ── Tabs ────────────────────────────────────────────────── */
.tabs { display: flex; gap: .35rem; border-bottom: 1px solid var(--border); margin-bottom: 1.5rem; flex-wrap: wrap; }
.tab {
  padding: .5rem 1.1rem;
  border-radius: var(--radius) var(--radius) 0 0;
  color: var(--muted);
  font-weight: 600;
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  border: 1px solid transparent;
  border-bottom: none;
  cursor: pointer;
  transition: all .15s;
  min-height: 38px;
  display: flex;
  align-items: center;
}
.tab:hover { color: var(--text2); background: var(--card2); }
.tab.active {
  background: var(--card);
  border-color: var(--border);
  border-bottom-color: var(--card);
  color: var(--accent);
  margin-bottom: -1px;
  font-weight: 700;
}

/* ══════════════════════════════════════════════════════════
   EDITOR + LIVE PREVIEW LAYOUT
   ══════════════════════════════════════════════════════════ */

.editor-layout {
  display: grid;
  grid-template-columns: 1fr 490px;
  gap: 1.5rem;
  align-items: start;
}
.editor-main { min-width: 0; }

/* ── Preview Panel ───────────────────────────────────────── */
.preview-panel {
  position: sticky;
  top: 66px;
  min-width: 0;
  max-height: calc(100vh - 84px);
  overflow-y: auto;
  overflow-x: hidden;
  border-radius: 10px;
  background: var(--card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.preview-panel::-webkit-scrollbar { width: 4px; }
.preview-panel::-webkit-scrollbar-track { background: transparent; }
.preview-panel::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 4px; }

.preview-panel__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 1rem .75rem;
  border-bottom: 1px solid var(--border);
  background: var(--card2);
}
.preview-panel__header::before { display: none; }
.preview-panel__header h2 { margin: 0; font-size: .88rem; }
.preview-panel__header .muted { font-size: .73rem; margin-top: .15rem; }
.preview-switches { display: flex; flex-direction: column; gap: .4rem; align-items: flex-end; flex-shrink: 0; }

/* Segmented controls */
.segmented-control {
  display: inline-flex;
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 5px;
  overflow: hidden;
}
.segmented-control button {
  background: transparent;
  border: none;
  border-right: 1px solid var(--border2);
  color: var(--muted);
  cursor: pointer;
  font-family: var(--font);
  font-size: .65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  padding: .3rem .75rem;
  transition: all .15s;
  min-height: 30px;
}
.segmented-control button:last-child { border-right: none; }
.segmented-control button:hover { background: var(--card2); color: var(--text); }
.segmented-control button.is-active { background: var(--accent); color: #fff; border-color: var(--accent3); }

/* Mail shell */
.mail-shell { padding: .75rem; }
.mail-shell[data-device="mobile"] { max-width: 390px; margin: 0 auto; }

.mail-meta {
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: 8px 8px 0 0;
  padding: .75rem 1rem;
  display: grid;
  gap: .3rem;
  font-size: .78rem;
  border-bottom: none;
}
.mail-meta div { display: flex; gap: .5rem; align-items: baseline; flex-wrap: wrap; }
.mail-meta span {
  color: var(--muted);
  font-size: .62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  min-width: 3.5rem;
  flex-shrink: 0;
}
.mail-meta strong { color: var(--text); font-weight: 600; word-break: break-all; }

.mail-canvas {
  background: transparent;
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 8px 8px;
  min-height: 420px;
  overflow: hidden;
  padding: 0;
}
.mail-canvas iframe {
  display: block;
  width: 100%;
  border: 0;
  min-height: 420px;
  background: #fff;
}
.mail-canvas--text {
  background: #fff;
  color: #1a1a2e;
  font-family: 'Courier New', Courier, monospace;
  font-size: .82rem;
  white-space: pre-wrap;
  padding: 1rem;
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 8px 8px;
  min-height: 420px;
  margin: 0;
}

/* ── Test mail row ───────────────────────────────────────── */
.preview-test-box {
  display: grid;
  gap: .6rem;
  margin-top: 1.25rem;
  padding: 1rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.test-mail-row { display: grid; grid-template-columns: 1fr auto; gap: .6rem; align-items: end; }
.test-mail-row label { margin-bottom: 0; }

/* ── Language switcher ───────────────────────────────────── */
.lang-switcher { display: inline-flex; gap: .2rem; align-items: center; margin-left: .5rem; }
.lang-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  font: 600 .63rem/1 var(--font);
  padding: .2rem .45rem;
  border-radius: 3px;
  cursor: pointer;
  letter-spacing: .06em;
  transition: all .15s;
  min-height: 22px;
}
.lang-btn:hover { background: var(--card2); color: var(--text2); border-color: var(--accent2); }
.lang-btn--active { background: var(--accent); color: #fff; border-color: var(--accent3); cursor: default; }

/* ══════════════════════════════════════════════════════════
   RESPONSIVE – MOBILE FIRST
   ══════════════════════════════════════════════════════════ */

@media (max-width: 1200px) {
  .editor-layout { grid-template-columns: 1fr 400px; }
}

@media (max-width: 1080px) {
  .editor-layout { grid-template-columns: 1fr; }
  .preview-panel { position: static; max-height: none; }
}

@media (max-width: 900px) {
  .two-col { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-hamburger { display: flex; }
  .nav-user      { display: none; }

  .nav-links {
    display: none;
    position: fixed;
    top: 56px; left: 0; right: 0;
    background: var(--card);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    height: auto;
    padding: .5rem 0;
    box-shadow: var(--shadow-md);
    z-index: 400;
  }
  .nav-links::before { display: none; }
  .nav-links li { height: auto; }
  .nav-links a {
    height: auto;
    padding: .9rem 1.5rem;
    border-bottom: 1px solid var(--border) !important;
    border-left: 3px solid transparent;
    font-size: .77rem;
  }
  .nav-links a:hover {
    border-left-color: var(--accent);
    background: var(--card2);
  }
  .nav-links a:last-child { border-bottom: none !important; }
  .nav-toggle-input:checked ~ .nav-links { display: flex; }

  .nav-brand { border-right: none; padding-right: 0; margin-right: 0; }
  .page-header { flex-direction: column; align-items: flex-start; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: .7rem; }
  .container { padding: 1.25rem 1rem; }
  .table-wrap, table.table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .filter-bar { flex-direction: column; align-items: stretch; }
  .filter-bar input, .filter-bar select, .filter-bar .btn { width: 100%; }
  .action-bar { flex-direction: column; align-items: stretch; }
  .action-bar form, .action-bar > * { width: 100%; }
  .action-bar .btn { width: 100%; justify-content: center; }
  .test-mail-row { grid-template-columns: 1fr; }
  dl { grid-template-columns: 1fr; gap: .1rem; }
  dt { margin-top: .6rem; }
  h1 { font-size: 1.25rem; }
  .tabs { gap: .25rem; }
  .tab { padding: .45rem .75rem; font-size: .67rem; }
}

/* ══════════════════════════════════════════════════════════
   TEMPLATE CARD GALLERY
   ══════════════════════════════════════════════════════════ */

.tpl-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.tpl-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow .2s, transform .18s;
  box-shadow: var(--shadow);
}
.tpl-card::before { display: none; }
.tpl-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--border2);
}
.tpl-card__body {
  padding: 1.15rem 1.25rem .85rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: .4rem;
}
.tpl-card__name {
  font-size: .97rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -.01em;
  word-break: break-word;
  line-height: 1.2;
}
.tpl-card__subject-lbl {
  font-size: .56rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--muted);
  margin-top: .3rem;
}
.tpl-card__subject {
  font-size: .79rem;
  color: var(--text2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.tpl-card__meta {
  display: flex;
  gap: .7rem;
  align-items: center;
  flex-wrap: wrap;
  margin-top: auto;
  padding-top: .55rem;
  border-top: 1px solid var(--border);
  font-size: .65rem;
  color: var(--muted);
  line-height: 1.4;
}
.tpl-card__footer {
  padding: .7rem 1.25rem;
  border-top: 1px solid var(--border);
  display: flex;
  gap: .5rem;
  align-items: center;
  background: var(--card2);
  flex-wrap: wrap;
}
.tpl-card--new {
  border: 2px dashed var(--border2);
  background: transparent;
  align-items: center;
  justify-content: center;
  min-height: 165px;
  text-decoration: none;
  color: var(--muted);
  gap: .5rem;
  font-size: .73rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  padding: 1.5rem;
  text-align: center;
  flex-direction: column;
  transition: border-color .2s, color .2s, background .2s;
}
.tpl-card--new:hover { border-color: var(--accent); color: var(--accent); background: var(--card); transform: none; box-shadow: none; }
.tpl-card--new::before { display: none; }
.tpl-card--new .tpl-plus {
  font-size: 2.2rem;
  font-weight: 300;
  color: var(--border2);
  line-height: 1;
  display: block;
  transition: color .2s;
}
.tpl-card--new:hover .tpl-plus { color: var(--accent); }
.tpl-empty { grid-column: 1 / -1; text-align: center; padding: 3rem; color: var(--muted); font-size: .82rem; }

/* ══════════════════════════════════════════════════════════
   EDITOR SECTIONS
   ══════════════════════════════════════════════════════════ */

.editor-section {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 1rem;
  overflow: hidden;
  transition: border-color .2s;
}
.editor-section:focus-within { border-color: var(--accent2); }
.editor-section__head {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .65rem 1.1rem;
  border-bottom: 1px solid var(--border);
  background: var(--card2);
}
.editor-section__head::after { display: none; }
.editor-section__icon  { font-size: .85rem; flex-shrink: 0; opacity: .7; }
.editor-section__title {
  font-size: .59rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--text2);
}
.editor-section__extra { margin-left: auto; display: flex; align-items: center; gap: .5rem; }
.editor-section__body  { padding: 1.1rem; }
.editor-section__body > label:first-child,
.editor-section__body > .field-row:first-child { margin-top: 0; }

/* Audience counter badge */
.audience-counter {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .22rem .7rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: .67rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: .05em;
  min-width: 8.5rem;
  justify-content: center;
  transition: opacity .3s;
}
.audience-counter::before  { content: '▶'; font-size: .48rem; opacity: .5; }
.audience-counter.is-loading { opacity: .5; }

/* Field rows */
.field-row   { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1rem; }
@media (max-width: 640px) {
  .field-row, .field-row-3 { grid-template-columns: 1fr; }
}

/* Placeholder chips */
.placeholder-chips { display: flex; flex-wrap: wrap; gap: .3rem; margin-top: .4rem; }
.placeholder-chips code {
  font-size: .72rem;
  padding: .1rem .45rem;
  background: var(--card);
  border-color: var(--border2);
  color: var(--accent3);
  cursor: copy;
  transition: background .15s;
}
.placeholder-chips code:hover { background: var(--border); }

/* Editor top action bar */
.editor-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}
.editor-topbar h1 { margin: 0; font-size: 1.2rem; }
.editor-topbar-actions { display: flex; gap: .6rem; align-items: center; }

/* Schedule hint */
.schedule-hint { font-size: .71rem; color: var(--muted); margin-top: .3rem; }

/* ── Language accordion ──────────────────────────────────── */
.lang-accordion {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: .5rem;
  overflow: hidden;
}
.lang-accordion summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .7rem 1rem;
  cursor: pointer;
  font-weight: 600;
  font-size: .88rem;
  background: var(--card2);
  list-style: none;
  user-select: none;
  transition: background .15s;
}
.lang-accordion summary::-webkit-details-marker { display: none; }
.lang-accordion[open] > summary { background: var(--card); border-bottom: 1px solid var(--border); }
.lang-accordion summary:hover { background: var(--border); }
.lang-accordion__status {
  font-size: .72rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.lang-accordion__status.is-set { color: var(--success); }
.lang-accordion__body {
  padding: .85rem 1rem 1rem;
  background: var(--card);
}

/* ── Analytics bars ──────────────────────────────────────── */
.analytics-bar {
  width: 80px;
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
  display: inline-block;
  vertical-align: middle;
  margin-right: .4rem;
}
.analytics-bar__fill { height: 100%; border-radius: 3px; transition: width .4s; }
.analytics-bar__fill--open  { background: var(--cyan); }
.analytics-bar__fill--click { background: var(--accent); }

/* ── Campaign monitor ────────────────────────────────────── */
.monitor-card { margin-top: 1.25rem; }
.monitor-status { display: flex; align-items: center; gap: .6rem; margin-bottom: .75rem; }
.monitor-pulse {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--success);
  animation: pulse-ring 1.4s ease-out infinite;
}
.monitor-row { display: flex; gap: 2rem; flex-wrap: wrap; margin-bottom: .6rem; }
.monitor-stat { text-align: center; }
.monitor-stat .stat-num { font-size: 1.5rem; }
.monitor-bar-wrap { margin-top: .5rem; background: var(--border); border-radius: 4px; overflow: hidden; height: 8px; }
.monitor-bar-fill { height: 100%; background: var(--accent); transition: width .6s; }

/* ── Segments ────────────────────────────────────────────── */
.segment-count { font-size: 1.1rem; font-weight: 700; color: var(--accent); }

/* ── ≤ 480px ── */
@media (max-width: 480px) {
  .container { padding: 1rem .75rem; }
  .card { padding: 1.15rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: .5rem; }
  .stat-num { font-size: 1.55rem; }
  .login-card { padding: 2.25rem 1.35rem; }
  .btn { min-height: 44px; }
  .btn-sm { min-height: 36px; }
  h1 { font-size: 1.1rem; }
  .two-col { gap: 1rem; }
  .preview-panel__header { flex-direction: column; }
  .preview-switches { align-items: flex-start; }
  .navbar { padding: 0 1rem; }
  .nav-brand { font-size: .8rem; letter-spacing: .08em; }
}