/* =============================================
   GLOBAL STYLES — VirtualHub Pro
   Color Scheme: Light Blue Professional Theme
   ============================================= */

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

:root {
  --primary:       #1a8cff;
  --primary-dark:  #0066cc;
  --primary-light: #e8f4ff;
  --primary-mid:   #b3d9ff;
  --accent:        #00c6ae;
  --accent-dark:   #009e8c;
  --sky:           #d6ecff;
  --sky-deep:      #c2e0ff;
  --white:         #ffffff;
  --text-dark:     #0d1b2a;
  --text-mid:      #3a5068;
  --text-light:    #6b8ba4;
  --border:        #cce3f5;
  --shadow-sm:     0 2px 8px rgba(26,140,255,0.08);
  --shadow-md:     0 6px 24px rgba(26,140,255,0.14);
  --shadow-lg:     0 16px 48px rgba(26,140,255,0.18);
  --radius-sm:     8px;
  --radius-md:     14px;
  --radius-lg:     22px;
  --radius-xl:     32px;
  --font-head:     'Outfit', sans-serif;
  --font-body:     'Plus Jakarta Sans', sans-serif;
  --transition:    all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: var(--radius-sm);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white);
  box-shadow: 0 4px 16px rgba(26,140,255,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26,140,255,0.45);
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
}
.btn-accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: var(--white);
  box-shadow: 0 4px 16px rgba(0,198,174,0.35);
}
.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,198,174,0.45);
}
.btn-lg { padding: 15px 36px; font-size: 1.05rem; border-radius: var(--radius-md); }
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }

/* ── LOGO ── */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--primary-dark);
  letter-spacing: -0.5px;
}
.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
  font-weight: 800;
  box-shadow: 0 3px 10px rgba(26,140,255,0.3);
  flex-shrink: 0;
}
.logo span { color: var(--accent); }

/* ── FORMS ── */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text-mid);
  margin-bottom: 7px;
  letter-spacing: 0.3px;
}
.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-dark);
  background: var(--white);
  transition: var(--transition);
  outline: none;
}
.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(26,140,255,0.1);
}
.form-control::placeholder { color: var(--text-light); }

/* ── CARD ── */
.card {
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--primary-mid);
}
.card-body { padding: 24px; }

/* ── BADGE ── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.3px;
}
.badge-primary { background: var(--primary-light); color: var(--primary-dark); }
.badge-accent  { background: rgba(0,198,174,0.12); color: var(--accent-dark); }
.badge-success { background: #e6faf5; color: #0a8c6a; }
.badge-danger  { background: #fff0f0; color: #d93025; }

/* ── MODAL ── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(13,27,42,0.6);
  backdrop-filter: blur(6px);
  z-index: 9000;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden;
  transition: var(--transition);
}
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 36px;
  width: 90%;
  max-width: 500px;
  transform: scale(0.93) translateY(20px);
  transition: var(--transition);
}
.modal-overlay.active .modal { transform: scale(1) translateY(0); }
.modal-header {
  display: flex; align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.modal-title {
  font-family: var(--font-head);
  font-size: 1.3rem; font-weight: 700;
  color: var(--text-dark);
}
.modal-close {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: none; cursor: pointer;
  background: var(--sky);
  color: var(--text-mid);
  font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.modal-close:hover { background: var(--primary-light); color: var(--primary); }

/* ── ALERT ── */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 16px;
}
.alert-error   { background: #fff0f0; color: #c0392b; border-left: 4px solid #e74c3c; }
.alert-success { background: #e6faf5; color: #0a8c6a; border-left: 4px solid #2ecc71; }
.alert-info    { background: var(--primary-light); color: var(--primary-dark); border-left: 4px solid var(--primary); }

/* ── WHATSAPP FAB ── */
.whatsapp-fab {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 58px; height: 58px;
  background: #25d366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 20px rgba(37,211,102,0.45);
  z-index: 5000;
  transition: var(--transition);
  cursor: pointer;
}
.whatsapp-fab:hover {
  transform: scale(1.12);
  box-shadow: 0 10px 28px rgba(37,211,102,0.55);
}
.whatsapp-fab svg { width: 30px; height: 30px; fill: white; }

/* ── UTILITY ── */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-accent  { color: var(--accent); }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.gap-2 { gap: 16px; }
.w-full { width: 100%; }

/* ── SECTION HEADING ── */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-light);
  color: var(--primary);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.18;
  letter-spacing: -0.8px;
  margin-bottom: 14px;
}
.section-sub {
  font-size: 1.05rem;
  color: var(--text-light);
  line-height: 1.7;
  max-width: 560px;
}

/* ── COPY BOX ── */
.copy-box {
  display: flex;
  align-items: center;
  background: var(--sky);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.copy-box input {
  flex: 1;
  padding: 12px 14px;
  border: none;
  background: transparent;
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
  color: var(--text-dark);
  outline: none;
}
.copy-box button {
  padding: 12px 18px;
  background: var(--primary);
  color: white;
  border: none;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.85rem;
  transition: var(--transition);
}
.copy-box button:hover { background: var(--primary-dark); }

/* ── LOADER ── */
.spinner {
  width: 22px; height: 22px;
  border: 3px solid rgba(26,140,255,0.2);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── RESPONSIVE TABLE ── */
.table-wrapper { overflow-x: auto; border-radius: var(--radius-md); }
table { width: 100%; border-collapse: collapse; }
th {
  background: var(--sky);
  color: var(--text-mid);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 13px 16px;
  text-align: left;
  white-space: nowrap;
}
td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
  color: var(--text-dark);
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--primary-light); }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--sky); }
::-webkit-scrollbar-thumb { background: var(--primary-mid); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }