/* ===================================================
   KsDev Tech — Admin Panel Stylesheet
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg:     #080812;
  --bg2:    #0d0d1e;
  --card:   #10101f;
  --card2:  #14142a;
  --sidebar:#0b0b1a;
  --border: rgba(255,255,255,0.07);
  --border2:rgba(124,58,237,0.25);
  --accent: #7c3aed;
  --accent2:#a855f7;
  --glow2:  rgba(124,58,237,0.12);
  --text:   #f1f5f9;
  --text2:  #94a3b8;
  --text3:  #64748b;
  --success:#10b981;
  --danger: #ef4444;
  --warning:#f59e0b;
  --radius: 10px;
  --font:   'Inter', sans-serif;
  --mono:   'JetBrains Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font); background: var(--bg); color: var(--text); -webkit-font-smoothing: antialiased; }
img  { max-width: 100%; display: block; }
a    { text-decoration: none; color: inherit; }
ul   { list-style: none; }

/* --- Layout --- */
.admin-layout { display: flex; min-height: 100vh; }

/* --- Sidebar --- */
.sidebar {
  width: 240px; background: var(--sidebar);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  position: fixed; top: 0; left: 0; bottom: 0;
  z-index: 100; transition: transform 0.3s ease;
}
.sidebar-header {
  padding: 1.5rem 1.2rem;
  border-bottom: 1px solid var(--border);
}
.sidebar-logo {
  display: flex; align-items: center; gap: 0.6rem;
  font-size: 1.1rem; font-weight: 800;
}
.sidebar-logo img { height: 30px; border-radius: 6px; }
.sidebar-logo span { font-family: var(--mono); }
.sidebar-logo .dot { color: var(--accent2); }
.sidebar-badge {
  font-size: 0.65rem; background: var(--glow2);
  border: 1px solid var(--border2); color: var(--accent2);
  padding: 0.15rem 0.5rem; border-radius: 4px;
  margin-top: 0.3rem; display: inline-block; font-weight: 600;
}
.sidebar-nav { flex: 1; padding: 1rem 0.75rem; overflow-y: auto; }
.nav-section-label {
  font-size: 0.68rem; font-weight: 700; color: var(--text3);
  text-transform: uppercase; letter-spacing: 0.1em;
  padding: 0.5rem 0.5rem; margin-top: 0.75rem;
}
.sidebar-link {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.65rem 0.75rem; border-radius: 8px;
  font-size: 0.88rem; font-weight: 500; color: var(--text2);
  transition: all 0.2s ease; margin-bottom: 0.2rem;
}
.sidebar-link i { width: 18px; text-align: center; font-size: 0.95rem; }
.sidebar-link:hover { background: var(--glow2); color: var(--text); }
.sidebar-link.active { background: var(--glow2); color: var(--accent2); border: 1px solid var(--border2); }
.sidebar-footer {
  padding: 1rem 0.75rem;
  border-top: 1px solid var(--border);
}

/* --- Main --- */
.admin-main {
  margin-left: 240px; flex: 1;
  display: flex; flex-direction: column;
  min-height: 100vh;
}

/* --- Topbar --- */
.admin-topbar {
  background: var(--bg2); border-bottom: 1px solid var(--border);
  padding: 0.9rem 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; z-index: 50;
}
.topbar-title { font-size: 1rem; font-weight: 700; }
.topbar-right { display: flex; align-items: center; gap: 1rem; }
.admin-avatar {
  width: 34px; height: 34px; border-radius: 8px;
  background: var(--glow2); border: 1px solid var(--border2);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem; color: var(--accent2); font-weight: 700;
}

/* --- Content --- */
.admin-content { flex: 1; padding: 2rem 1.5rem; }

/* --- Page Header --- */
.page-header {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem; margin-bottom: 2rem;
}
.page-header h1 { font-size: 1.5rem; }

/* --- Stats Cards --- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem; margin-bottom: 2rem;
}
.stat-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.2rem;
  display: flex; align-items: center; gap: 1rem;
}
.stat-icon {
  width: 46px; height: 46px; border-radius: 10px;
  background: var(--glow2); border: 1px solid var(--border2);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; flex-shrink: 0;
}
.stat-value { font-size: 1.8rem; font-weight: 800; font-family: var(--mono); line-height: 1; }
.stat-label { font-size: 0.8rem; color: var(--text3); margin-top: 0.2rem; }

/* --- Table --- */
.table-wrap {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
}
.table-header {
  padding: 1rem 1.2rem;
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--border); flex-wrap: wrap; gap: 0.75rem;
}
.table-header h2 { font-size: 1rem; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 0.85rem 1.2rem; text-align: left; font-size: 0.88rem; }
th { background: var(--bg2); font-weight: 600; color: var(--text2); border-bottom: 1px solid var(--border); }
td { border-bottom: 1px solid var(--border); color: var(--text2); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--bg2); }
.td-img { width: 52px; height: 40px; object-fit: cover; border-radius: 6px; background: var(--bg2); }
.td-status { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.8rem; font-weight: 600; padding: 0.25rem 0.6rem; border-radius: 50px; }
.status-new     { background: rgba(6,182,212,0.15); color: #06b6d4; }
.status-read    { background: rgba(148,163,184,0.1); color: var(--text3); }
.status-replied { background: rgba(16,185,129,0.15); color: var(--success); }
.status-active  { background: rgba(16,185,129,0.15); color: var(--success); }
.status-inactive{ background: rgba(239,68,68,0.12);  color: var(--danger); }

/* --- Actions --- */
.actions { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.btn-table {
  padding: 0.35rem 0.7rem; border-radius: 6px;
  font-size: 0.78rem; font-weight: 600; border: none;
  transition: all 0.2s ease; cursor: pointer; display: inline-flex; align-items: center; gap: 0.3rem;
}
.btn-edit   { background: rgba(124,58,237,0.15); color: var(--accent2); }
.btn-delete { background: rgba(239,68,68,0.12);  color: var(--danger); }
.btn-view   { background: rgba(6,182,212,0.12);  color: #06b6d4; }
.btn-table:hover { filter: brightness(1.2); transform: translateY(-1px); }

/* --- Form --- */
.admin-form { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.5rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1.2rem; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--text2); margin-bottom: 0.45rem; }
.form-control {
  width: 100%; padding: 0.7rem 0.9rem;
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text); font-size: 0.9rem;
  font-family: var(--font); outline: none; transition: border-color 0.2s ease;
}
.form-control:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(124,58,237,0.12); }
.form-control::placeholder { color: var(--text3); }
textarea.form-control { min-height: 100px; resize: vertical; }
.form-hint { font-size: 0.78rem; color: var(--text3); margin-top: 0.3rem; }
.form-check { display: flex; align-items: center; gap: 0.5rem; cursor: pointer; }
.form-check input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--accent); }
.form-check label { font-size: 0.88rem; color: var(--text2); cursor: pointer; }
.form-section-title { font-size: 0.9rem; font-weight: 700; color: var(--text2); margin-bottom: 1rem; padding-bottom: 0.5rem; border-bottom: 1px solid var(--border); }

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.65rem 1.3rem; border-radius: 8px;
  font-size: 0.88rem; font-weight: 600; border: none;
  cursor: pointer; transition: all 0.2s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff; box-shadow: 0 4px 15px rgba(124,58,237,0.3);
}
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-1px); }
.btn-secondary {
  background: var(--card2); border: 1px solid var(--border);
  color: var(--text2);
}
.btn-secondary:hover { background: var(--bg2); color: var(--text); }
.btn-danger { background: rgba(239,68,68,0.15); color: var(--danger); border: 1px solid rgba(239,68,68,0.3); }
.btn-danger:hover { background: var(--danger); color: #fff; }
.btn-sm { padding: 0.45rem 0.9rem; font-size: 0.8rem; }

/* --- Upload Zone --- */
.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius); padding: 2rem;
  text-align: center; cursor: pointer;
  transition: all 0.2s ease; position: relative;
}
.upload-zone:hover, .upload-zone.drag { border-color: var(--accent); background: var(--glow2); }
.upload-zone input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.upload-icon { font-size: 2rem; margin-bottom: 0.5rem; color: var(--text3); }
.upload-zone p { font-size: 0.9rem; color: var(--text2); }
.upload-zone span { font-size: 0.8rem; color: var(--text3); }

/* --- Image Preview --- */
.img-previews { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.75rem; }
.img-preview-item {
  position: relative; width: 90px; height: 70px;
}
.img-preview-item img { width: 100%; height: 100%; object-fit: cover; border-radius: 6px; border: 1px solid var(--border); }
.img-preview-remove {
  position: absolute; top: -6px; right: -6px;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--danger); color: #fff;
  border: none; font-size: 0.7rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}

/* --- Messages --- */
.message-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.2rem;
  margin-bottom: 0.75rem; transition: all 0.2s ease;
}
.message-card:hover { border-color: var(--border2); }
.message-card.unread { border-left: 3px solid var(--accent2); }
.msg-header { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 0.5rem; }
.msg-name { font-weight: 700; font-size: 0.95rem; }
.msg-email { font-size: 0.82rem; color: var(--text3); }
.msg-time { font-size: 0.78rem; color: var(--text3); }
.msg-body { font-size: 0.88rem; color: var(--text2); line-height: 1.6; }

/* --- Settings color inputs --- */
.color-input-wrap { display: flex; align-items: center; gap: 0.5rem; }
.color-input-wrap input[type="color"] { width: 44px; height: 36px; border-radius: 6px; border: 1px solid var(--border); background: none; cursor: pointer; padding: 2px; }
.color-preview { width: 24px; height: 24px; border-radius: 50%; border: 2px solid var(--border); }

/* --- Logo preview --- */
.logo-preview { max-height: 80px; border-radius: 8px; margin-top: 0.5rem; }

/* --- Empty state --- */
.empty-state { text-align: center; padding: 4rem 2rem; color: var(--text3); }
.empty-state i { font-size: 3rem; margin-bottom: 1rem; display: block; }
.empty-state p { font-size: 0.95rem; }

/* --- Alerts --- */
.alert { padding: 0.85rem 1.1rem; border-radius: 8px; font-size: 0.88rem; margin-bottom: 1.25rem; border: 1px solid; }
.alert-success { background: rgba(16,185,129,0.1); border-color: rgba(16,185,129,0.3); color: var(--success); }
.alert-danger  { background: rgba(239,68,68,0.1);  border-color: rgba(239,68,68,0.3);  color: var(--danger); }
.alert-info    { background: rgba(6,182,212,0.1);  border-color: rgba(6,182,212,0.3);  color: #06b6d4; }

/* --- Login page --- */
.login-wrap {
  min-height: 100vh; display: flex;
  align-items: center; justify-content: center;
  background: var(--bg); padding: 1.5rem;
}
.login-card {
  width: 100%; max-width: 400px;
  background: var(--card); border: 1px solid var(--border);
  border-radius: 20px; padding: 2.5rem;
}
.login-logo { text-align: center; margin-bottom: 2rem; }
.login-logo h1 { font-size: 1.4rem; font-family: var(--mono); }
.login-logo .dot { color: var(--accent2); }
.login-logo p { font-size: 0.85rem; color: var(--text3); margin-top: 0.3rem; }

/* --- Responsive --- */
@media (max-width: 900px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); box-shadow: 0 0 0 100vw rgba(0,0,0,0.5); }
  .admin-main { margin-left: 0; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .admin-content { padding: 1.2rem 1rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .page-header { flex-direction: column; align-items: flex-start; }
  th, td { padding: 0.65rem 0.75rem; }
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }