/* ============================================================
   Verpex Servers – Payment Portal
   Design: Dark tech / electric blue / obsidian
   Font: Syne (headings) + DM Sans (body)
   ============================================================ */

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

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

:root {
  --navy:        #050c1a;
  --navy-mid:    #0b1628;
  --navy-card:   #0f1e36;
  --navy-border: #1a3050;
  --blue:        #0ea5e9;
  --blue-bright: #38bdf8;
  --blue-dim:    #0369a1;
  --blue-glow:   rgba(14,165,233,.18);
  --accent:      #22d3ee;
  --success:     #10b981;
  --warning:     #f59e0b;
  --danger:      #ef4444;
  --text:        #e2eaf6;
  --text-muted:  #7896b8;
  --text-faint:  #3d5a7a;
  --white:       #ffffff;
  --radius:      12px;
  --radius-lg:   18px;
  --shadow:      0 4px 24px rgba(0,0,0,.45);
  --shadow-blue: 0 0 28px rgba(14,165,233,.22);
  --transition:  .2s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--navy);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  /* Subtle grid overlay */
  background-image:
    linear-gradient(rgba(14,165,233,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14,165,233,.03) 1px, transparent 1px);
  background-size: 48px 48px;
}

/* ---- Typography ----------------------------------------- */
h1, h2, h3, h4 { font-family: 'Syne', sans-serif; }
a { color: var(--blue); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--blue-bright); }

/* ---- Layout --------------------------------------------- */
.page-wrapper {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ---- Site Header ---------------------------------------- */
.site-header {
  background: rgba(5,12,26,.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--navy-border);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: .9rem 0;
}
.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: .65rem;
}
.logo-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--blue), var(--accent));
  border-radius: 8px;
  display: grid;
  place-items: center;
}
.logo-icon svg { width: 20px; height: 20px; fill: #fff; }
.logo-text {
  font-family: 'Syne', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--white);
}
.logo-text span { color: var(--blue); }
.header-badge {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .72rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: .04em;
  text-transform: uppercase;
}
.header-badge .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: .4; }
}

/* ---- Hero banner ---------------------------------------- */
.hero {
  padding: 3.5rem 0 2.5rem;
  text-align: center;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: var(--blue-glow);
  border: 1px solid rgba(14,165,233,.3);
  border-radius: 99px;
  padding: .35rem 1rem;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--blue-bright);
  margin-bottom: 1.4rem;
}
.hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: .8rem;
}
.hero h1 span { color: var(--blue); }
.hero p {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 540px;
  margin: 0 auto 1.4rem;
}
.trust-strip {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.2rem;
  margin-top: .5rem;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .78rem;
  color: var(--text-muted);
}
.trust-item svg { color: var(--success); flex-shrink: 0; }

/* ---- Alert Notices --------------------------------------- */
.notice-bar {
  background: rgba(14,165,233,.08);
  border: 1px solid rgba(14,165,233,.25);
  border-radius: var(--radius);
  padding: .8rem 1.1rem;
  font-size: .83rem;
  color: var(--blue-bright);
  margin-bottom: 1.8rem;
  display: flex;
  align-items: flex-start;
  gap: .65rem;
}
.notice-bar svg { flex-shrink: 0; margin-top: 2px; }

/* ---- Card ----------------------------------------------- */
.card {
  background: var(--navy-card);
  border: 1px solid var(--navy-border);
  border-radius: var(--radius-lg);
  padding: 1.8rem 2rem;
  box-shadow: var(--shadow);
}
.card-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.4rem;
  display: flex;
  align-items: center;
  gap: .6rem;
}
.card-title .icon {
  width: 30px; height: 30px;
  border-radius: 8px;
  background: var(--blue-glow);
  border: 1px solid rgba(14,165,233,.25);
  display: grid;
  place-items: center;
  color: var(--blue);
}

/* ---- Form ----------------------------------------------- */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem 1.4rem;
}
.form-grid .full { grid-column: 1 / -1; }

.form-group { display: flex; flex-direction: column; gap: .4rem; }
.form-group label {
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.form-group label span.req { color: var(--blue); margin-left: 2px; }

.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255,255,255,.04);
  border: 1px solid var(--navy-border);
  border-radius: 8px;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: .92rem;
  padding: .7rem .95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  width: 100%;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-faint); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(14,165,233,.15);
}
.form-group select option { background: var(--navy-card); }
.form-group textarea { resize: vertical; min-height: 90px; }

.amount-wrap {
  position: relative;
  display: flex;
}
.amount-currency {
  background: var(--navy-border);
  border: 1px solid var(--navy-border);
  border-right: none;
  border-radius: 8px 0 0 8px;
  min-width: 70px;
  padding: .7rem .75rem;
  font-size: .85rem;
  font-weight: 600;
  color: var(--blue-bright);
  appearance: none;
  cursor: pointer;
  outline: none;
}
.amount-input {
  border-radius: 0 8px 8px 0 !important;
  flex: 1;
}

/* ---- Divider -------------------------------------------- */
.divider {
  border: none;
  border-top: 1px solid var(--navy-border);
  margin: 1.6rem 0;
}

/* ---- Amount Display ------------------------------------- */
.amount-display {
  background: rgba(14,165,233,.06);
  border: 1px solid rgba(14,165,233,.2);
  border-radius: var(--radius);
  padding: 1rem 1.4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.4rem;
}
.amount-display .label {
  font-size: .8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
}
.amount-display .value {
  font-family: 'Syne', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--white);
}
.amount-display .value span { font-size: .85rem; color: var(--blue); margin-right: .3rem; }

/* ---- PayPal Button ------------------------------------- */
#paypal-button-container {
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 50px;
}

/* ---- Buttons ------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: 'DM Sans', sans-serif;
  font-size: .95rem;
  font-weight: 600;
  padding: .75rem 1.8rem;
  transition: all var(--transition);
}
.btn-primary {
  background: linear-gradient(135deg, var(--blue-dim), var(--blue));
  color: #fff;
  box-shadow: 0 4px 16px rgba(14,165,233,.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(14,165,233,.45);
}
.btn-outline {
  background: transparent;
  border: 1px solid var(--navy-border);
  color: var(--text-muted);
}
.btn-outline:hover {
  border-color: var(--blue);
  color: var(--blue);
}
.btn-danger {
  background: var(--danger);
  color: #fff;
}

/* ---- Spinner ------------------------------------------- */
.spinner-wrap {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 2rem 0;
}
.spinner {
  width: 42px; height: 42px;
  border: 3px solid rgba(14,165,233,.2);
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Success / Cancel / Status Pages ------------------- */
.result-page {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.25rem;
}
.result-card {
  background: var(--navy-card);
  border: 1px solid var(--navy-border);
  border-radius: var(--radius-lg);
  padding: 3rem 2.5rem;
  max-width: 580px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-blue);
}
.result-icon {
  width: 80px; height: 80px;
  border-radius: 50%;
  margin: 0 auto 1.5rem;
  display: grid;
  place-items: center;
}
.result-icon.success {
  background: rgba(16,185,129,.12);
  border: 2px solid rgba(16,185,129,.35);
  color: var(--success);
}
.result-icon.cancel {
  background: rgba(245,158,11,.1);
  border: 2px solid rgba(245,158,11,.3);
  color: var(--warning);
}
.result-icon.failed {
  background: rgba(239,68,68,.1);
  border: 2px solid rgba(239,68,68,.3);
  color: var(--danger);
}
.result-card h2 {
  font-size: 1.6rem;
  color: var(--white);
  margin-bottom: .6rem;
}
.result-card p { color: var(--text-muted); margin-bottom: 1rem; }
.detail-table {
  background: rgba(255,255,255,.03);
  border: 1px solid var(--navy-border);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 1.5rem 0;
  text-align: left;
}
.detail-table .row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .7rem 1.1rem;
  border-bottom: 1px solid var(--navy-border);
  font-size: .87rem;
}
.detail-table .row:last-child { border-bottom: none; }
.detail-table .row .key {
  color: var(--text-muted);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.detail-table .row .val { font-weight: 500; color: var(--white); }

/* ---- Status Badges ------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  border-radius: 99px;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
  padding: .25rem .75rem;
}
.badge-paid     { background: rgba(16,185,129,.12); color: #10b981; border: 1px solid rgba(16,185,129,.3); }
.badge-pending  { background: rgba(245,158,11,.1);  color: #f59e0b; border: 1px solid rgba(245,158,11,.3); }
.badge-failed   { background: rgba(239,68,68,.1);   color: #ef4444; border: 1px solid rgba(239,68,68,.3); }
.badge-cancelled{ background: rgba(148,163,184,.1); color: #94a3b8; border: 1px solid rgba(148,163,184,.3); }
.badge-refunded { background: rgba(99,102,241,.1);  color: #818cf8; border: 1px solid rgba(99,102,241,.3); }

/* ---- Admin Layout -------------------------------------- */
.admin-layout {
  display: flex;
  min-height: 100vh;
}
.admin-sidebar {
  width: 240px;
  background: var(--navy-mid);
  border-right: 1px solid var(--navy-border);
  position: fixed;
  top: 0; left: 0; bottom: 0;
  display: flex;
  flex-direction: column;
  z-index: 50;
  overflow-y: auto;
}
.admin-sidebar .logo-wrap {
  padding: 1.5rem 1.4rem;
  border-bottom: 1px solid var(--navy-border);
}
.admin-nav { padding: 1rem 0; flex: 1; }
.admin-nav a {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .72rem 1.4rem;
  font-size: .87rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: all var(--transition);
}
.admin-nav a:hover, .admin-nav a.active {
  color: var(--white);
  background: rgba(14,165,233,.1);
  border-right: 2px solid var(--blue);
}
.admin-nav a svg { width: 16px; height: 16px; flex-shrink: 0; }
.admin-main {
  margin-left: 240px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.admin-topbar {
  background: rgba(5,12,26,.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--navy-border);
  padding: .9rem 1.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 40;
}
.admin-topbar h1 {
  font-family: 'Syne', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
}
.admin-content { padding: 1.8rem; flex: 1; }

/* ---- Stats Cards --------------------------------------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 1.8rem;
}
.stat-card {
  background: var(--navy-card);
  border: 1px solid var(--navy-border);
  border-radius: var(--radius);
  padding: 1.2rem 1.4rem;
}
.stat-card .stat-label {
  font-size: .72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-muted);
  margin-bottom: .5rem;
}
.stat-card .stat-value {
  font-family: 'Syne', sans-serif;
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--white);
}
.stat-card .stat-sub {
  font-size: .75rem;
  color: var(--text-muted);
  margin-top: .2rem;
}
.stat-card.blue  { border-top: 2px solid var(--blue); }
.stat-card.green { border-top: 2px solid var(--success); }
.stat-card.amber { border-top: 2px solid var(--warning); }
.stat-card.red   { border-top: 2px solid var(--danger); }
.stat-card.teal  { border-top: 2px solid var(--accent); }

/* ---- Data Table ---------------------------------------- */
.table-wrap {
  background: var(--navy-card);
  border: 1px solid var(--navy-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.table-toolbar {
  padding: 1.1rem 1.4rem;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .8rem;
  border-bottom: 1px solid var(--navy-border);
}
.search-input {
  background: rgba(255,255,255,.04);
  border: 1px solid var(--navy-border);
  border-radius: 8px;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: .87rem;
  padding: .55rem .9rem;
  outline: none;
  min-width: 220px;
}
.search-input:focus { border-color: var(--blue); }
.filter-select {
  background: rgba(255,255,255,.04);
  border: 1px solid var(--navy-border);
  border-radius: 8px;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: .87rem;
  padding: .55rem .9rem;
  outline: none;
  cursor: pointer;
}
.filter-select option { background: var(--navy-card); }

.data-table { width: 100%; border-collapse: collapse; font-size: .875rem; }
.data-table th {
  background: rgba(255,255,255,.03);
  border-bottom: 1px solid var(--navy-border);
  color: var(--text-muted);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .06em;
  padding: .85rem 1rem;
  text-align: left;
  text-transform: uppercase;
  white-space: nowrap;
}
.data-table td {
  border-bottom: 1px solid rgba(26,48,80,.5);
  color: var(--text);
  padding: .85rem 1rem;
  vertical-align: middle;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: rgba(14,165,233,.04); }
.data-table .mono { font-family: 'Courier New', monospace; font-size: .8rem; }

/* ---- Admin Login --------------------------------------- */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.25rem;
}
.login-card {
  background: var(--navy-card);
  border: 1px solid var(--navy-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  max-width: 420px;
  width: 100%;
  box-shadow: var(--shadow-blue);
}
.login-card h2 {
  font-size: 1.4rem;
  color: var(--white);
  margin-bottom: .4rem;
}
.login-card .sub { color: var(--text-muted); font-size: .88rem; margin-bottom: 2rem; }

/* ---- Alerts -------------------------------------------- */
.alert {
  border-radius: var(--radius);
  padding: .75rem 1rem;
  margin-bottom: 1rem;
  font-size: .875rem;
}
.alert-error   { background: rgba(239,68,68,.1);  border: 1px solid rgba(239,68,68,.3);  color: #fca5a5; }
.alert-success { background: rgba(16,185,129,.1); border: 1px solid rgba(16,185,129,.3); color: #6ee7b7; }
.alert-info    { background: rgba(14,165,233,.08); border: 1px solid rgba(14,165,233,.25); color: var(--blue-bright); }

/* ---- Footer -------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--navy-border);
  padding: 1.5rem 0;
  margin-top: 3rem;
}
.site-footer .inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: .8rem;
}
.site-footer p { font-size: .78rem; color: var(--text-faint); }
.site-footer .secure-tag {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .75rem;
  color: var(--text-muted);
}

/* ---- Responsive ---------------------------------------- */
@media (max-width: 768px) {
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .full { grid-column: 1; }
  .admin-sidebar { display: none; }
  .admin-main { margin-left: 0; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .card { padding: 1.3rem; }
  .result-card { padding: 2rem 1.3rem; }
}
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.6rem; }
}