/* ============================================================
   AMTP Billing Panel — Custom Styles
   ============================================================ */

:root {
  --amtp-primary:   #6c63ff;
  --amtp-primary-h: #574fd6;
  --amtp-success:   #00c96a;
  --amtp-danger:    #ff4d6d;
  --amtp-warning:   #ffb703;
  --amtp-bg:        #0d1117;
  --amtp-surface:   #161b27;
  --amtp-card:      #1e2638;
  --amtp-border:    #2a3149;
  --amtp-text:      #c9d1e0;
  --amtp-muted:     #6b7a99;
  --amtp-admin-bg:  #0f1320;
}

[data-bs-theme="dark"] {
  --bs-body-bg:        var(--amtp-bg);
  --bs-body-color:     var(--amtp-text);
  --bs-border-color:   var(--amtp-border);
  --bs-primary-rgb:    108, 99, 255;
  --bs-card-bg:        var(--amtp-card);
  --bs-dropdown-bg:    var(--amtp-card);
}

body {
  background: var(--amtp-bg);
  color: var(--amtp-text);
  font-family: 'Inter', system-ui, sans-serif;
  min-height: 100vh;
}

/* ── Colors / Utils ──────────────────────────────── */
.bg-surface  { background: var(--amtp-surface) !important; }
.bg-card     { background: var(--amtp-card) !important; }
.bg-admin    { background: var(--amtp-admin-bg) !important; }
.border-border { border-color: var(--amtp-border) !important; }
.text-muted  { color: var(--amtp-muted) !important; }
.text-primary { color: var(--amtp-primary) !important; }

/* ── Navbar ──────────────────────────────────────── */
.navbar-brand { letter-spacing: -.5px; }
.navbar       { box-shadow: 0 1px 20px rgba(0,0,0,.4); }

/* ── Cards ───────────────────────────────────────── */
.card {
  background: var(--amtp-card);
  border: 1px solid var(--amtp-border);
  border-radius: 12px;
  transition: transform .2s, box-shadow .2s;
}
.card:hover { box-shadow: 0 8px 32px rgba(108,99,255,.12); }
.card-server:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(108,99,255,.2);
  border-color: var(--amtp-primary);
}
.card-header {
  background: rgba(255,255,255,.03);
  border-bottom: 1px solid var(--amtp-border);
}

/* ── Buttons ─────────────────────────────────────── */
.btn-primary {
  background: var(--amtp-primary);
  border-color: var(--amtp-primary);
}
.btn-primary:hover {
  background: var(--amtp-primary-h);
  border-color: var(--amtp-primary-h);
}
.btn-outline-primary {
  color: var(--amtp-primary);
  border-color: var(--amtp-primary);
}
.btn-outline-primary:hover {
  background: var(--amtp-primary);
  color: #fff;
}

/* ── Form controls ───────────────────────────────── */
.form-control, .form-select {
  background: var(--amtp-surface);
  border-color: var(--amtp-border);
  color: var(--amtp-text);
}
.form-control:focus, .form-select:focus {
  background: var(--amtp-surface);
  border-color: var(--amtp-primary);
  color: var(--amtp-text);
  box-shadow: 0 0 0 3px rgba(108,99,255,.15);
}
.form-control::placeholder { color: var(--amtp-muted); }

/* ── Tables ──────────────────────────────────────── */
.table { --bs-table-bg: transparent; color: var(--amtp-text); }
.table > :not(caption) > * > * { border-bottom-color: var(--amtp-border); }
.table-hover > tbody > tr:hover > * { background: rgba(108,99,255,.06); }
.table thead th { color: var(--amtp-muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; }

/* ── Sidebar / Stat cards ────────────────────────── */
.stat-card { border-left: 3px solid var(--amtp-primary); }
.stat-card .stat-value { font-size: 1.8rem; font-weight: 700; color: #fff; }
.stat-card .stat-label { font-size: .8rem; color: var(--amtp-muted); }

/* ── Landing Hero ────────────────────────────────── */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(108,99,255,.18) 0%, transparent 70%),
              var(--amtp-bg);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Crect width='60' height='60' fill='none'/%3E%3Ccircle cx='30' cy='30' r='.5' fill='%236c63ff' opacity='.25'/%3E%3C/svg%3E") repeat;
}
.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
}
.hero-title span { color: var(--amtp-primary); }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .3rem .8rem;
  background: rgba(108,99,255,.15);
  border: 1px solid rgba(108,99,255,.3);
  border-radius: 100px;
  font-size: .8rem;
  color: var(--amtp-primary);
  margin-bottom: 1.2rem;
}
.hero-stats { display: flex; gap: 2rem; flex-wrap: wrap; }
.hero-stat-item .value { font-size: 1.6rem; font-weight: 700; color: #fff; }
.hero-stat-item .label { font-size: .75rem; color: var(--amtp-muted); }

/* ── Server config cards (landing) ──────────────── */
.cfg-card {
  background: var(--amtp-card);
  border: 1px solid var(--amtp-border);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform .2s, box-shadow .2s, border-color .2s;
  position: relative;
}
.cfg-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 48px rgba(108,99,255,.18);
  border-color: rgba(108,99,255,.5);
}
.cfg-card--popular {
  border-color: var(--amtp-primary);
  box-shadow: 0 0 0 1px var(--amtp-primary), 0 8px 32px rgba(108,99,255,.2);
}
.cfg-popular-ribbon {
  background: var(--amtp-warning);
  color: #000;
  font-size: .72rem;
  font-weight: 700;
  text-align: center;
  padding: .3rem 1rem;
  letter-spacing: .05em;
  text-transform: uppercase;
}

/* Card sections */
.cfg-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 1.4rem 1.4rem .9rem;
  border-bottom: 1px solid var(--amtp-border);
  gap: 1rem;
}
.cfg-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
}
.cfg-desc {
  font-size: .78rem;
  color: var(--amtp-muted);
  margin-top: .2rem;
}
.cfg-price {
  text-align: right;
  flex-shrink: 0;
}
.cfg-price-val {
  display: block;
  font-size: 1.55rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
}
.cfg-price-per {
  font-size: .72rem;
  color: var(--amtp-muted);
}

/* Specs */
.cfg-specs {
  padding: .9rem 1.4rem;
  border-bottom: 1px solid var(--amtp-border);
  display: flex;
  flex-direction: column;
  gap: .35rem;
}
.cfg-spec-row {
  display: flex;
  align-items: baseline;
  gap: .5rem;
  font-size: .85rem;
}
.cfg-spec-icon {
  width: 18px;
  text-align: center;
  color: var(--amtp-primary);
  flex-shrink: 0;
  font-size: .8rem;
}
.cfg-spec-label {
  width: 36px;
  flex-shrink: 0;
  font-weight: 600;
  color: var(--amtp-muted);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.cfg-spec-val {
  color: #e2e8f0;
  flex: 1;
  line-height: 1.35;
}

/* OS block */
.cfg-os-block {
  padding: .8rem 1.4rem;
  border-bottom: 1px solid var(--amtp-border);
  flex: 1;
}
.cfg-os-title {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--amtp-muted);
  font-weight: 600;
  margin-bottom: .5rem;
}
.cfg-os-list {
  display: flex;
  flex-direction: column;
  gap: .18rem;
}
.cfg-os-item {
  font-size: .82rem;
  color: var(--amtp-text);
  line-height: 1.4;
}

/* Footer */
.cfg-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .9rem 1.4rem;
  gap: .75rem;
}

/* Stock indicator */
.stock-indicator {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .78rem;
  color: var(--amtp-muted);
}
.stock-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--amtp-success);
  animation: pulse 2s infinite;
  flex-shrink: 0;
}
.stock-dot.low  { background: var(--amtp-warning); }
.stock-dot.out  { background: var(--amtp-danger); animation: none; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: .4; }
}

/* ── Features section ────────────────────────────── */
.feature-icon {
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(108,99,255,.12);
  border-radius: 12px;
  font-size: 1.4rem;
  color: var(--amtp-primary);
  margin-bottom: .8rem;
}

/* ── Auth pages ──────────────────────────────────── */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse 60% 40% at 50% 50%, rgba(108,99,255,.1) 0%, transparent 70%),
              var(--amtp-bg);
}
.auth-card {
  width: 100%;
  max-width: 440px;
  padding: 2.5rem;
  background: var(--amtp-card);
  border: 1px solid var(--amtp-border);
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0,0,0,.4);
}
.auth-logo { font-size: 2rem; font-weight: 800; color: var(--amtp-primary); }

/* ── Payment ─────────────────────────────────────── */
.payment-card { max-width: 560px; margin: auto; }
.qr-wrapper {
  display: flex; justify-content: center;
  padding: 1rem;
  background: #fff;
  border-radius: 12px;
  width: fit-content;
  margin: auto;
}
.copy-field {
  background: var(--amtp-surface);
  border: 1px solid var(--amtp-border);
  border-radius: 8px;
  padding: .5rem 1rem;
  word-break: break-all;
  font-family: monospace;
  font-size: .85rem;
  cursor: pointer;
  transition: border-color .2s;
}
.copy-field:hover { border-color: var(--amtp-primary); }
.timer-ring { font-size: 2.5rem; font-weight: 700; color: var(--amtp-warning); }
.payment-status-indicator {
  display: flex; align-items: center; gap: .5rem;
  font-size: .9rem;
}
.spin { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Tickets / Chat ──────────────────────────────── */
.chat-container {
  max-height: 520px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  padding: 1rem;
}
.chat-msg { display: flex; gap: .75rem; }
.chat-msg.mine { flex-direction: row-reverse; }
.chat-bubble {
  max-width: 75%;
  padding: .65rem 1rem;
  border-radius: 14px;
  font-size: .9rem;
  word-break: break-word;
}
.chat-msg.mine  .chat-bubble { background: rgba(108,99,255,.25); border-bottom-right-radius: 4px; }
.chat-msg.other .chat-bubble { background: var(--amtp-surface); border-bottom-left-radius: 4px; }
.chat-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: rgba(108,99,255,.2);
  display: flex; align-items: center; justify-content: center;
  font-size: .8rem;
  font-weight: 600;
  color: var(--amtp-primary);
  flex-shrink: 0;
}
.chat-time { font-size: .7rem; color: var(--amtp-muted); margin-top: .25rem; }
.chat-attachment img { max-width: 220px; border-radius: 8px; cursor: pointer; }
.chat-attachment .pdf-chip {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .35rem .75rem;
  background: rgba(255,77,109,.12);
  border: 1px solid rgba(255,77,109,.25);
  border-radius: 8px;
  font-size: .8rem;
  color: var(--amtp-danger);
  text-decoration: none;
}
.drop-zone {
  border: 2px dashed var(--amtp-border);
  border-radius: 10px;
  padding: 1.2rem;
  text-align: center;
  font-size: .85rem;
  color: var(--amtp-muted);
  cursor: pointer;
  transition: border-color .2s, background .2s;
}
.drop-zone:hover, .drop-zone.drag-over {
  border-color: var(--amtp-primary);
  background: rgba(108,99,255,.06);
  color: var(--amtp-text);
}
.paste-hint { font-size: .75rem; color: var(--amtp-muted); }

/* ── File attachment chips ───────────────────────── */
#file-preview { display: flex; flex-wrap: wrap; gap: .5rem; }
.attach-chip {
  display: inline-flex; align-items: center; gap: .5rem;
  background: rgba(108,99,255,.12);
  border: 1px solid rgba(108,99,255,.25);
  border-radius: 10px;
  padding: .35rem .6rem;
  font-size: .8rem;
  max-width: 200px;
  position: relative;
}
.attach-thumb {
  width: 40px; height: 40px;
  object-fit: cover;
  border-radius: 6px;
  flex-shrink: 0;
  cursor: pointer;
}
.attach-name {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--amtp-text);
  max-width: 100px;
}
.attach-del {
  background: none;
  border: none;
  color: var(--amtp-muted);
  font-size: 1rem;
  line-height: 1;
  padding: 0 .15rem;
  cursor: pointer;
  flex-shrink: 0;
}
.attach-del:hover { color: var(--amtp-danger); }

/* ── Admin (old stubs kept for compat) ───────────── */
.admin-content { flex: 1; padding: 1.5rem; overflow-x: auto; }

/* ── Badges ──────────────────────────────────────── */
.badge { font-weight: 500; }
.bg-secondary { background: #2a3149 !important; }

/* ── Alerts ──────────────────────────────────────── */
.alert { border-radius: 10px; border: none; }
.alert-success { background: rgba(0,201,106,.12); color: #00c96a; }
.alert-danger   { background: rgba(255,77,109,.12); color: #ff6b88; }
.alert-warning  { background: rgba(255,183,3,.12);  color: #ffb703; }
.alert-info     { background: rgba(108,99,255,.12);  color: #a29bff; }

/* ── Pagination ──────────────────────────────────── */
.page-link { background: var(--amtp-card); border-color: var(--amtp-border); color: var(--amtp-text); }
.page-link:hover { background: var(--amtp-primary); color: #fff; }
.page-item.active .page-link { background: var(--amtp-primary); border-color: var(--amtp-primary); }

/* ── Progress bar ────────────────────────────────── */
.progress { background: var(--amtp-border); }
.progress-bar { background: var(--amtp-primary); }

/* ── Footer ──────────────────────────────────────── */
footer {
  background: var(--amtp-surface);
  border-top: 1px solid var(--amtp-border);
  padding: 2rem 0;
  color: var(--amtp-muted);
  font-size: .85rem;
}
footer a { color: var(--amtp-muted); text-decoration: none; }
footer a:hover { color: var(--amtp-primary); }

/* ── Scrollbar ───────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--amtp-border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--amtp-muted); }

/* ── Responsive tweaks ───────────────────────────── */
@media (max-width: 991px) {
  .admin-content { padding: 1rem; }
  .hero { min-height: 70vh; }
  .hero-stats { gap: 1.2rem; }
}
@media (max-width: 576px) {
  .auth-card { padding: 1.5rem; margin: 1rem; }
  .chat-bubble { max-width: 90%; }
}

/* ── Transitions / animations ────────────────────── */
.fade-in { animation: fadeIn .35s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ── Modal dark ──────────────────────────────────── */
.modal-content { background: var(--amtp-card); border-color: var(--amtp-border); }
.modal-header  { border-bottom-color: var(--amtp-border); }
.modal-footer  { border-top-color: var(--amtp-border); }

/* ── Tooltip ─────────────────────────────────────── */
[data-bs-toggle="tooltip"] { cursor: help; }

/* ── OS selector grid ────────────────────────────── */
.os-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: .6rem; }
.os-item {
  padding: .6rem;
  border: 1px solid var(--amtp-border);
  border-radius: 8px;
  cursor: pointer;
  font-size: .85rem;
  text-align: center;
  transition: all .15s;
  user-select: none;
}
.os-item:hover  { border-color: var(--amtp-primary); background: rgba(108,99,255,.06); }
.os-item.active { border-color: var(--amtp-primary); background: rgba(108,99,255,.15); color: #fff; }

/* ── Image lightbox ──────────────────────────────── */
#lightbox-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.9);
  z-index: 9999;
  display: none; align-items: center; justify-content: center;
}
#lightbox-overlay.show { display: flex; }
#lightbox-overlay img { max-width: 90vw; max-height: 90vh; border-radius: 8px; }

/* ══════════════════════════════════════════════════════
   ADMIN SIDEBAR LAYOUT
   ══════════════════════════════════════════════════════ */

/* ── Layout wrapper ── */
.admin-wrapper {
  display: flex !important;
  min-height: 100vh;
}

/* ── Sidebar ── */
.admin-sidebar {
  width: 240px !important;
  min-width: 240px !important;
  flex-shrink: 0;
  background: #0b1022 !important;
  border-right: 1px solid rgba(108,99,255,.25) !important;
  display: flex !important;
  flex-direction: column !important;
  position: fixed !important;
  top: 0; left: 0;
  height: 100vh !important;
  z-index: 1040;
  overflow-y: auto;
  overflow-x: hidden;
  transition: transform .25s ease;
  scrollbar-width: thin;
  scrollbar-color: rgba(108,99,255,.2) transparent;
}
.admin-sidebar::-webkit-scrollbar { width: 4px; }
.admin-sidebar::-webkit-scrollbar-thumb { background: rgba(108,99,255,.25); border-radius: 4px; }

/* Logo */
.sb-logo {
  padding: 1.2rem 1rem 1rem;
  border-bottom: 1px solid rgba(108,99,255,.18);
  display: flex;
  align-items: center;
  gap: .65rem;
  flex-shrink: 0;
}
.sb-logo-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, #6c63ff, #a29bff);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: .95rem; color: #fff; flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(108,99,255,.4);
}
.sb-logo-title { font-weight: 700; font-size: .92rem; color: #fff; line-height: 1.2; }
.sb-logo-badge {
  font-size: .5rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em;
  background: linear-gradient(135deg,#ffb703,#ff9f1c);
  color: #000; padding: .1rem .3rem; border-radius: 3px;
  display: inline-block; margin-top: .1rem;
}

/* Nav section */
.sb-section {
  padding: .75rem .5rem .25rem;
  display: flex;
  flex-direction: column;
}
.sb-section-label {
  font-size: .6rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: rgba(107,122,153,.45);
  padding: .5rem .65rem .3rem;
  display: block;
}

/* Nav items */
.sb-item {
  display: flex !important;
  width: 100%;
  align-items: center;
  gap: .6rem;
  padding: .6rem .75rem;
  color: rgba(201,209,224,.55);
  text-decoration: none !important;
  font-size: .85rem;
  border-radius: 8px;
  margin-bottom: .15rem;
  transition: background .15s, color .15s;
  position: relative;
  box-sizing: border-box;
}
.sb-item:hover {
  background: rgba(108,99,255,.1);
  color: #c9d1e0;
  text-decoration: none !important;
}
.sb-item.active {
  background: rgba(108,99,255,.16);
  color: #a29bff;
  font-weight: 600;
}
.sb-item.active::before {
  content: '';
  position: absolute;
  left: 0; top: 15%; bottom: 15%;
  width: 3px;
  background: #6c63ff;
  border-radius: 0 3px 3px 0;
}
.sb-item > i {
  font-size: .95rem;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
  opacity: .8;
}
.sb-item.active > i { opacity: 1; }
.sb-badge {
  margin-left: auto;
  font-size: .6rem;
  padding: .15rem .4rem;
  border-radius: 10px;
  font-weight: 700;
  flex-shrink: 0;
}

/* Sidebar footer */
.sb-footer {
  margin-top: auto;
  padding: .5rem .5rem .75rem;
  border-top: 1px solid rgba(108,99,255,.18);
  flex-shrink: 0;
}
.sb-user {
  display: flex; align-items: center; gap: .65rem;
  padding: .6rem .75rem;
  border-radius: 8px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(108,99,255,.12);
}
.sb-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg,#6c63ff,#a29bff);
  display: flex; align-items: center; justify-content: center;
  font-size: .78rem; color: #fff; font-weight: 700;
  flex-shrink: 0;
}

/* ── Main content ── */
.admin-main {
  flex: 1;
  margin-left: 240px;
  min-height: 100vh;
  background: var(--amtp-bg);
  min-width: 0;
}

/* Mobile top bar */
.admin-topbar {
  display: none;
  position: sticky;
  top: 0;
  z-index: 1030;
  background: #0b1022;
  border-bottom: 1px solid rgba(108,99,255,.25);
  padding: .65rem 1rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.admin-topbar-title { font-weight: 700; font-size: .9rem; color: #fff; }

/* Overlay for mobile */
.sb-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,.65);
  z-index: 1039;
}
.sb-overlay.show { display: block; }

/* Responsive */
@media (max-width: 991px) {
  .admin-sidebar { transform: translateX(-100%); box-shadow: none; }
  .admin-sidebar.sb-open { transform: translateX(0) !important; box-shadow: 8px 0 40px rgba(0,0,0,.6); }
  .admin-main { margin-left: 0 !important; }
  .admin-topbar { display: flex; }
}

/* Client sidebar balance widget */
.sb-balance {
  margin: .75rem .5rem 0;
  padding: .85rem .9rem;
  background: rgba(0,201,106,.08);
  border: 1px solid rgba(0,201,106,.18);
  border-radius: 12px;
}
.sb-balance-label {
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: rgba(201,209,224,.55);
  margin-bottom: .25rem;
}
.sb-balance-value {
  font-size: 1.35rem;
  font-weight: 800;
  color: #00c96a;
  line-height: 1.1;
}

/* Table tweaks inside admin */
.admin-main .table { --bs-table-bg: transparent; }
.admin-main .table-hover > tbody > tr:hover > * { background: rgba(108,99,255,.06); }