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

:root {
  --bg:           #f0f4f8;
  --surface:      #ffffff;
  --surface2:     #f7f9fc;
  --border:       #dde3ea;
  --text:         #1a202c;
  --text2:        #4a5568;
  --muted:        #718096;
  --accent:       #2563eb;
  --accent-h:     #1d4ed8;
  --tg:           #229ED9;
  --tg-h:         #1a8abf;
  --danger:       #dc2626;
  --warning:      #d97706;
  --success:      #16a34a;
  --rain:         #3b82f6;
  --snow:         #7dd3fc;
  --storm:        #7c3aed;
  --heat:         #ef4444;
  --cold:         #06b6d4;
  --wind:         #f59e0b;
  --radius:       12px;
  --shadow:       0 2px 12px rgba(0,0,0,.07);
  --shadow-md:    0 4px 20px rgba(0,0,0,.1);
  --font:         -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

[data-theme="dark"] {
  --bg:       #0f172a;
  --surface:  #1e293b;
  --surface2: #263044;
  --border:   #334155;
  --text:     #e2e8f0;
  --text2:    #94a3b8;
  --muted:    #64748b;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background .25s, color .25s;
}

/* ── Header ─────────────────────────────────────────────────── */
header {
  background: linear-gradient(135deg, #1e40af 0%, #2563eb 50%, #0ea5e9 100%);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,.3);
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: .8rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: .55rem;
  font-size: 1.2rem;
  font-weight: 700;
}
.logo-icon { font-size: 1.5rem; }

#theme-toggle {
  background: transparent;
  border: 2px solid rgba(255,255,255,.5);
  border-radius: 50%;
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; color: #fff;
  transition: border-color .2s, background .2s;
}
#theme-toggle:hover { background: rgba(255,255,255,.15); border-color: #fff; }
#theme-toggle svg { width: 17px; height: 17px; }

/* ── Main ────────────────────────────────────────────────────── */
main {
  flex: 1;
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* ── Card ────────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .9rem 1.2rem;
  border-bottom: 1px solid var(--border);
}

.card-title {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .95rem;
  font-weight: 700;
  color: var(--text);
}
.card-title svg { width: 17px; height: 17px; color: var(--accent); }

/* ── Setup / Config ──────────────────────────────────────────── */
.setup-card > .card-header { cursor: pointer; }

.btn-collapse {
  background: transparent;
  border: none;
  color: var(--muted);
  cursor: pointer;
  padding: .25rem;
  transition: transform .25s;
}
.btn-collapse svg { width: 18px; height: 18px; display: block; }
.btn-collapse.collapsed { transform: rotate(180deg); }

.config-body { padding: 1.2rem; }

.config-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin-bottom: 1.2rem;
}

fieldset.config-group {
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  background: var(--surface2);
}
fieldset.config-group legend {
  display: flex; align-items: center; gap: .35rem;
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: var(--muted);
  padding: 0 .4rem;
}
fieldset.config-group legend svg { width: 13px; height: 13px; }

fieldset.config-group label {
  display: flex;
  flex-direction: column;
  gap: .3rem;
  margin-top: .75rem;
}
fieldset.config-group label > span {
  font-size: .82rem;
  font-weight: 600;
  color: var(--text2);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.help-link {
  font-size: .75rem;
  font-weight: 400;
  color: var(--accent);
  text-decoration: none;
}
.help-link:hover { text-decoration: underline; }

input[type="text"],
input[type="password"],
select {
  width: 100%;
  padding: .45rem .65rem;
  border: 1.5px solid var(--border);
  border-radius: 7px;
  background: var(--surface);
  color: var(--text);
  font-size: .88rem;
  outline: none;
  transition: border-color .2s;
}
input[type="text"]:focus,
input[type="password"]:focus,
select:focus { border-color: var(--accent); }

.secret-row, .city-row {
  display: flex; gap: .4rem;
}
.secret-row input, .city-row input { flex: 1; }

.btn-eye, .btn-locate {
  background: var(--surface2);
  border: 1.5px solid var(--border);
  border-radius: 7px;
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; color: var(--muted);
  transition: border-color .2s, color .2s;
  flex-shrink: 0;
}
.btn-eye:hover, .btn-locate:hover { border-color: var(--accent); color: var(--accent); }
.btn-eye svg, .btn-locate svg { width: 15px; height: 15px; }

.range-label {
  display: flex !important;
  flex-direction: column !important;
  gap: .3rem;
  margin-top: .75rem;
}
.range-label span { font-size: .82rem; font-weight: 600; color: var(--text2); }
.range-label input[type="range"] {
  width: 100%; height: 5px; cursor: pointer; accent-color: var(--accent);
  border: none; padding: 0; background: transparent;
}

.checkbox-label {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  gap: .5rem;
  margin-top: .6rem;
  cursor: pointer;
}
.checkbox-label input { width: 15px; height: 15px; accent-color: var(--accent); cursor: pointer; }
.checkbox-label span { font-size: .85rem; color: var(--text2); }

.help-box {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  padding: .7rem .9rem;
  font-size: .8rem;
  line-height: 1.7;
  color: #1e40af;
  margin-top: .5rem;
}
[data-theme="dark"] .help-box { background: #1e3a5f; border-color: #2563eb; color: #93c5fd; }
.help-box code { font-family: monospace; font-size: .78rem; background: rgba(0,0,0,.08); padding: 1px 4px; border-radius: 3px; }

.config-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .75rem;
}

/* Buttons */
.btn-primary {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .55rem 1.2rem;
  background: var(--accent); color: #fff;
  border: none; border-radius: 999px;
  font-size: .9rem; font-weight: 700; cursor: pointer;
  transition: background .2s, transform .1s;
  box-shadow: 0 2px 8px rgba(37,99,235,.3);
}
.btn-primary:hover { background: var(--accent-h); }
.btn-primary:active { transform: scale(.97); }
.btn-primary svg { width: 15px; height: 15px; }
.btn-primary:disabled { opacity: .6; cursor: not-allowed; }

.btn-secondary {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .5rem 1rem;
  background: transparent; color: var(--text2);
  border: 1.5px solid var(--border); border-radius: 999px;
  font-size: .88rem; font-weight: 600; cursor: pointer;
  transition: border-color .2s, color .2s, background .2s;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); background: rgba(37,99,235,.05); }
.btn-secondary svg { width: 14px; height: 14px; }

.btn-ghost {
  background: transparent; border: none;
  color: var(--muted); font-size: .82rem; cursor: pointer;
  padding: .2rem .5rem; border-radius: 5px;
  transition: color .15s, background .15s;
}
.btn-ghost:hover { color: var(--danger); background: rgba(220,38,38,.07); }

.status-inline {
  font-size: .83rem;
  color: var(--muted);
  transition: color .2s;
}
.status-inline.ok    { color: var(--success); }
.status-inline.error { color: var(--danger); }
.status-inline.warn  { color: var(--warning); }

/* ── Status Bar ──────────────────────────────────────────────── */
.status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .6rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: .84rem;
  box-shadow: var(--shadow);
}
.status-left { display: flex; align-items: center; gap: .5rem; }
.status-dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--muted);
  box-shadow: 0 0 0 3px rgba(0,0,0,.1);
  animation: pulse 2s infinite;
}
.status-dot.ok    { background: var(--success); box-shadow: 0 0 0 3px rgba(22,163,74,.2); }
.status-dot.error { background: var(--danger);  box-shadow: 0 0 0 3px rgba(220,38,38,.2); }
.status-dot.warn  { background: var(--warning); box-shadow: 0 0 0 3px rgba(217,119,6,.2); }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.6} }
.countdown-text { color: var(--accent); font-weight: 600; font-size: .8rem; }

/* ── Weather Grid ────────────────────────────────────────────── */
.weather-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 640px) {
  .weather-grid { grid-template-columns: 1fr 1fr; }
}

.current-card { padding: 1.4rem; }
.current-top {
  display: flex; align-items: flex-start; justify-content: space-between;
  margin-bottom: .75rem;
}
.current-city { font-size: 1.3rem; font-weight: 800; color: var(--text); }
.current-desc { font-size: .9rem; color: var(--text2); margin-top: .15rem; text-transform: capitalize; }
.weather-icon-lg { width: 72px; height: 72px; }
.current-temp { font-size: 3.5rem; font-weight: 800; letter-spacing: -2px; color: var(--text); line-height: 1; margin-bottom: 1rem; }

.current-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .6rem;
}
.detail-item {
  display: flex; align-items: center; gap: .4rem;
  font-size: .82rem; color: var(--text2);
}
.detail-item svg { width: 14px; height: 14px; color: var(--accent); flex-shrink: 0; }
.detail-item strong { color: var(--text); }

/* Alerts card */
.alerts-card { padding: 1.2rem; }
.alert-title { color: var(--danger); margin-bottom: .75rem; }
.alert-title svg { color: var(--danger); }

.alert-badge {
  display: flex; align-items: flex-start; gap: .6rem;
  background: #fef2f2; border: 1px solid #fecaca;
  border-radius: 8px; padding: .7rem .9rem;
  margin-bottom: .5rem; font-size: .84rem; line-height: 1.5;
  color: #991b1b;
}
[data-theme="dark"] .alert-badge { background: #450a0a; border-color: #7f1d1d; color: #fca5a5; }
.alert-badge.rain   { background:#eff6ff; border-color:#bfdbfe; color:#1e40af; }
[data-theme="dark"] .alert-badge.rain  { background:#172554; border-color:#1e40af; color:#93c5fd; }
.alert-badge.wind   { background:#fffbeb; border-color:#fde68a; color:#92400e; }
[data-theme="dark"] .alert-badge.wind  { background:#451a03; border-color:#92400e; color:#fcd34d; }
.alert-badge.cold   { background:#ecfeff; border-color:#a5f3fc; color:#155e75; }
[data-theme="dark"] .alert-badge.cold  { background:#082f49; border-color:#0e7490; color:#67e8f9; }
.alert-badge.heat   { background:#fff7ed; border-color:#fed7aa; color:#9a3412; }
[data-theme="dark"] .alert-badge.heat  { background:#431407; border-color:#9a3412; color:#fdba74; }
.alert-badge-icon { font-size: 1.2rem; flex-shrink: 0; }
.alert-badge strong { display: block; margin-bottom: .15rem; }

/* Forecast */
.forecast-card { padding: 1.2rem; }
.forecast-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: .75rem;
  margin-top: .75rem;
}
.forecast-day {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: .75rem;
  text-align: center;
  transition: border-color .2s, box-shadow .2s;
}
.forecast-day:hover { border-color: var(--accent); box-shadow: var(--shadow-md); }
.forecast-day.has-alert { border-color: var(--warning); }
.fc-day-name { font-size: .8rem; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }
.fc-icon { width: 44px; height: 44px; margin: .3rem auto; display: block; }
.fc-temp { font-size: 1rem; font-weight: 800; color: var(--text); }
.fc-temp span { font-size: .78rem; font-weight: 400; color: var(--muted); }
.fc-desc { font-size: .74rem; color: var(--text2); margin-top: .2rem; text-transform: capitalize; }
.fc-rain  { font-size: .74rem; color: var(--rain); font-weight: 600; margin-top: .2rem; }
.fc-alert { font-size: .7rem; color: var(--warning); font-weight: 700; margin-top: .25rem; }

/* ── Log ─────────────────────────────────────────────────────── */
.log-card .card-header { padding: .8rem 1.2rem; }
.log-list { list-style: none; max-height: 280px; overflow-y: auto; }
.log-item {
  display: grid;
  grid-template-columns: 16px auto 1fr auto;
  align-items: start;
  gap: .5rem;
  padding: .65rem 1.2rem;
  border-bottom: 1px solid var(--border);
  font-size: .83rem;
  animation: fadeIn .3s ease;
}
.log-item:last-child { border-bottom: none; }
@keyframes fadeIn { from{opacity:0;transform:translateY(4px)} to{opacity:1;transform:none} }
.log-dot { width: 8px; height: 8px; border-radius: 50%; margin-top: 5px; flex-shrink: 0; }
.log-dot.sent    { background: var(--tg); }
.log-dot.skipped { background: var(--muted); }
.log-dot.error   { background: var(--danger); }
.log-dot.info    { background: var(--accent); }
.log-type { font-weight: 700; color: var(--text2); font-size: .78rem; white-space: nowrap; }
.log-msg  { color: var(--text); word-break: break-word; }
.log-time { color: var(--muted); font-size: .76rem; white-space: nowrap; }

.log-empty {
  padding: 2rem;
  text-align: center;
  color: var(--muted);
  font-size: .88rem;
}

/* ── Footer ──────────────────────────────────────────────────── */
footer {
  text-align: center;
  padding: 1rem;
  font-size: .78rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
}
footer a { color: var(--accent); text-decoration: none; }
footer a:hover { text-decoration: underline; }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 580px) {
  .config-grid { grid-template-columns: 1fr; }
  .current-details { grid-template-columns: 1fr; }
  .current-temp { font-size: 2.8rem; }
}