/* ==========================================================================
   NSOVU.COM - Clean Minimalist Gaming Portal (Phong Cách Tinh Tế & Gọn Gàng)
   ========================================================================== */

:root {
  --primary: #f59e0b;
  --primary-hover: #d97706;
  --dark: #0f172a;
  --slate-text: #334155;
  --slate-sub: #64748b;
  --bg-page: #f8fafc;
  --border-light: #e2e8f0;
}

* {
  box-sizing: border-box;
  scroll-behavior: smooth;
}

body {
  font-family: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-page);
  color: var(--slate-text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

input, textarea {
  -webkit-user-select: text;
  -moz-user-select: text;
  -ms-user-select: text;
  user-select: text;
}

/* Card Style: Sạch sẽ, bóng mờ nhẹ nhàng, không rườm rà */
.clean-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 14px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.clean-card:hover {
  border-color: #cbd5e1;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
}

/* Nút bấm tối giản, chuẩn UI con người thiết kế */
.btn-primary {
  background-color: #ea580c;
  color: #ffffff !important;
  font-weight: 600;
  border-radius: 10px;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-primary:hover {
  background-color: #c2410c;
  transform: translateY(-1px);
}

.btn-amber {
  background-color: #f59e0b;
  color: #ffffff !important;
  font-weight: 600;
  border-radius: 10px;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-amber:hover {
  background-color: #d97706;
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: #f1f5f9;
  color: #1e293b !important;
  font-weight: 600;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-secondary:hover {
  background-color: #e2e8f0;
  border-color: #cbd5e1;
}

/* Code Pills */
.cmd-code {
  font-family: 'JetBrains Mono', monospace;
  background: #fef3c7;
  color: #92400e;
  border: 1px solid #fde68a;
  padding: 2px 8px;
  border-radius: 6px;
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: -0.01em;
}

/* Tab Active */
.tab-btn {
  color: #64748b;
  font-weight: 600;
  border-radius: 8px;
  padding: 8px 18px;
  font-size: 0.9rem;
  transition: all 0.15s ease;
}

.tab-btn.active {
  background: #ffffff;
  color: #0f172a;
  font-weight: 700;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* Toast Notification */
#toast {
  visibility: hidden;
  background: #0f172a;
  color: #ffffff;
  border-radius: 10px;
  padding: 10px 18px;
  position: fixed;
  z-index: 9999;
  bottom: 24px;
  right: 24px;
  font-size: 0.88rem;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  transform: translateY(16px);
  opacity: 0;
  transition: all 0.25s ease;
}

#toast.show {
  visibility: visible;
  transform: translateY(0);
  opacity: 1;
}

/* Clean Custom Scrollbar */
::-webkit-scrollbar {
  width: 7px;
  height: 7px;
}

::-webkit-scrollbar-track {
  background: #f8fafc;
}

::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}