/* ============================================
   WA Blast Pro — Stylesheet
   Aesthetic: Industrial Green Terminal
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&family=DM+Sans:wght@300;400;500;600&display=swap');

:root {
  --bg:        #0d1117;
  --bg2:       #161b22;
  --bg3:       #1c2330;
  --border:    #2a3444;
  --green:     #25D366;
  --green-dim: #1a9e4a;
  --green-glow:#25D36640;
  --accent:    #00e5a0;
  --red:       #ff5f57;
  --yellow:    #ffbd2e;
  --text:      #e6edf3;
  --text-muted:#8b949e;
  --mono:      'Space Mono', monospace;
  --sans:      'DM Sans', sans-serif;
  --radius:    10px;
  --shadow:    0 4px 24px rgba(0,0,0,0.4);
}

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

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--green-dim); }

/* ===== LAYOUT ===== */
.app-wrapper { display: flex; height: 100vh; }

.sidebar {
  width: 240px;
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.main {
  flex: 1;
  overflow-y: auto;
  padding: 28px 32px;
}

/* ===== SIDEBAR ===== */
.sidebar-logo {
  padding: 24px 20px 20px;
  border-bottom: 1px solid var(--border);
}

.sidebar-logo h1 {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--green);
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-logo h1 span { font-size: 18px; }
.sidebar-logo p { font-size: 11px; color: var(--text-muted); margin-top: 4px; font-family: var(--mono); }

.nav {
  flex: 1;
  padding: 16px 0;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 13.5px;
  font-weight: 500;
  transition: all .18s;
  border-left: 3px solid transparent;
  user-select: none;
}

.nav-item:hover { color: var(--text); background: var(--bg3); }

.nav-item.active {
  color: var(--green);
  background: var(--green-glow);
  border-left-color: var(--green);
}

.nav-item .icon { font-size: 16px; width: 20px; text-align: center; }

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--mono);
}

/* ===== PAGES ===== */
.page { display: none; }
.page.active { display: block; }

/* ===== PAGE HEADER ===== */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.page-header h2 {
  font-size: 22px;
  font-weight: 600;
  color: var(--text);
}

.page-header p {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 3px;
}

/* ===== CARDS ===== */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin-bottom: 20px;
}

.card-title {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--green);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 16px;
}

/* ===== STAT CARDS ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  transition: border-color .2s;
}

.stat-card:hover { border-color: var(--green-dim); }

.stat-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-family: var(--mono);
  margin-bottom: 8px;
}

.stat-value {
  font-size: 28px;
  font-weight: 700;
  font-family: var(--mono);
  color: var(--green);
}

.stat-sub { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

/* ===== FORMS ===== */
.form-group { margin-bottom: 16px; }

label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: .8px;
  font-family: var(--mono);
}

input[type=text], input[type=number], input[type=url],
input[type=password], textarea, select {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 10px 14px;
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}

input:focus, textarea:focus, select:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px var(--green-glow);
}

textarea { resize: vertical; min-height: 120px; font-family: var(--mono); font-size: 13px; line-height: 1.6; }

select option { background: var(--bg2); }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  border-radius: 7px;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all .18s;
  font-family: var(--sans);
  white-space: nowrap;
}

.btn-primary {
  background: var(--green);
  color: #000;
}

.btn-primary:hover {
  background: var(--accent);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(37,211,102,0.35);
}

.btn-secondary {
  background: var(--bg3);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover { border-color: var(--green); color: var(--green); }

.btn-danger {
  background: transparent;
  color: var(--red);
  border: 1px solid var(--red);
}

.btn-danger:hover { background: var(--red); color: #fff; }

.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

/* ===== TWO COLUMN LAYOUT ===== */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.three-col { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }

/* ===== CONTACT LIST ===== */
.search-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.search-bar input { flex: 1; }

.contact-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.contact-table th {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-muted);
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.contact-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.contact-table tr:last-child td { border-bottom: none; }
.contact-table tr:hover td { background: var(--bg3); }

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-family: var(--mono);
  font-weight: 700;
}

.badge-green { background: var(--green-glow); color: var(--green); border: 1px solid var(--green-dim); }
.badge-blue  { background: rgba(56,139,253,.15); color: #58a6ff; border: 1px solid #1f6feb; }
.badge-purple{ background: rgba(188,140,255,.1); color: #bc8cff; border: 1px solid #6e40c9; }
.badge-gray  { background: var(--bg3); color: var(--text-muted); border: 1px solid var(--border); }

/* ===== CHECKBOXES ===== */
.check-col { width: 40px; }
input[type=checkbox] {
  width: 16px;
  height: 16px;
  accent-color: var(--green);
  cursor: pointer;
}

/* ===== CHIP SELECTOR ===== */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 12px;
  cursor: pointer;
  transition: all .15s;
  user-select: none;
}
.chip:hover, .chip.active {
  background: var(--green-glow);
  border-color: var(--green);
  color: var(--green);
}
.chip .remove { color: var(--red); font-size: 14px; line-height: 1; }

/* ===== PHONE LIST (SEND) ===== */
.phone-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-height: 40px;
  padding: 8px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 7px;
}

.phone-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  background: var(--green-glow);
  border: 1px solid var(--green-dim);
  border-radius: 20px;
  font-size: 12px;
  font-family: var(--mono);
  color: var(--green);
  animation: tagIn .2s ease;
}

@keyframes tagIn {
  from { transform: scale(.8); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

.phone-tag .del {
  cursor: pointer;
  color: var(--red);
  font-size: 16px;
  line-height: 1;
}

/* ===== TEMPLATE CARDS ===== */
.template-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.template-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  cursor: pointer;
  transition: all .2s;
  position: relative;
  overflow: hidden;
}

.template-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--green);
  opacity: 0;
  transition: opacity .2s;
}

.template-card:hover { border-color: var(--green); transform: translateY(-2px); box-shadow: var(--shadow); }
.template-card:hover::before { opacity: 1; }

.template-card h4 { font-size: 14px; font-weight: 600; margin-bottom: 8px; }
.template-card p { font-size: 12px; color: var(--text-muted); line-height: 1.5; white-space: pre-wrap; max-height: 80px; overflow: hidden; }
.template-card .vars { margin-top: 10px; display: flex; flex-wrap: wrap; gap: 4px; }
.template-card .var-badge {
  font-size: 10px; font-family: var(--mono);
  background: rgba(0,229,160,.1); color: var(--accent);
  border: 1px solid rgba(0,229,160,.3);
  padding: 2px 8px; border-radius: 10px;
}
.template-card .actions {
  display: flex; gap: 6px; margin-top: 12px;
}

/* ===== PROGRESS / STATUS ===== */
.progress-wrap {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-top: 16px;
  display: none;
}

.progress-bar-wrap {
  background: var(--bg);
  border-radius: 6px;
  height: 8px;
  overflow: hidden;
  margin-bottom: 12px;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--green), var(--accent));
  border-radius: 6px;
  transition: width .4s ease;
  width: 0%;
}

.log-list {
  max-height: 200px;
  overflow-y: auto;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.8;
}

.log-sent  { color: var(--green); }
.log-failed { color: var(--red); }
.log-info  { color: var(--text-muted); }

/* ===== MODAL ===== */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  z-index: 999;
  opacity: 0; pointer-events: none;
  transition: opacity .2s;
}

.modal-overlay.open { opacity: 1; pointer-events: all; }

.modal {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  width: 480px;
  max-width: 95vw;
  transform: translateY(20px);
  transition: transform .25s;
}

.modal-overlay.open .modal { transform: translateY(0); }

.modal-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 20px;
}

.modal-header h3 { font-size: 17px; font-weight: 600; }
.modal-close {
  background: none; border: none; color: var(--text-muted);
  font-size: 22px; cursor: pointer; line-height: 1;
}
.modal-close:hover { color: var(--red); }

.modal-footer { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; }

/* ===== TOAST ===== */
#toast-wrap {
  position: fixed; bottom: 24px; right: 24px;
  display: flex; flex-direction: column; gap: 10px;
  z-index: 9999;
}

.toast {
  padding: 12px 18px;
  border-radius: 9px;
  font-size: 13.5px;
  font-weight: 500;
  animation: toastIn .3s ease;
  max-width: 320px;
  box-shadow: var(--shadow);
}

@keyframes toastIn {
  from { transform: translateX(30px); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}

.toast-success { background: var(--green); color: #000; }
.toast-error   { background: var(--red);   color: #fff; }
.toast-info    { background: var(--bg3);   color: var(--text); border: 1px solid var(--border); }

/* ===== LOGS TABLE ===== */
.status-dot {
  display: inline-block; width: 8px; height: 8px;
  border-radius: 50%; margin-right: 6px;
}
.dot-sent   { background: var(--green); box-shadow: 0 0 6px var(--green); }
.dot-failed { background: var(--red); }
.dot-pending { background: var(--yellow); }

/* ===== VARIABLE HELPER ===== */
.var-helper { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.var-btn {
  background: rgba(0,229,160,.1);
  border: 1px solid rgba(0,229,160,.3);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 10px;
  cursor: pointer;
  transition: all .15s;
}
.var-btn:hover { background: rgba(0,229,160,.25); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .two-col { grid-template-columns: 1fr; }
  .sidebar { width: 200px; }
}

@media (max-width: 650px) {
  .sidebar { display: none; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

/* ===== EMPTY STATE ===== */
.empty-state {
  text-align: center; padding: 48px; color: var(--text-muted);
}
.empty-state .icon { font-size: 40px; margin-bottom: 12px; }
.empty-state p { font-size: 14px; }

/* ===== DIVIDER ===== */
.divider { height: 1px; background: var(--border); margin: 20px 0; }

/* ===== TABS ===== */
.tab-nav { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 20px; }
.tab-btn {
  padding: 8px 18px; border-radius: 7px 7px 0 0;
  font-size: 13px; font-weight: 600; cursor: pointer;
  background: none; border: none; color: var(--text-muted);
  border-bottom: 2px solid transparent;
  transition: all .15s;
}
.tab-btn.active { color: var(--green); border-bottom-color: var(--green); }
.tab-btn:hover { color: var(--text); }

.tab-content { display: none; }
.tab-content.active { display: block; }