/* ---------------------------------
   GLOBAL BASE STYLES
---------------------------------- */

body {
  margin: 0;
  font-family: Arial, sans-serif;
  /* Dark but colorful gradient */
  background: radial-gradient(circle at top left, #101b3a 0%, #05020f 40%, #000000 100%);
  color: #fff;
}

a {
  color: #00c8ff;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

input,
textarea,
select,
button {
  font-family: inherit;
}

/* ---------------------------------
   HEADER + NAVIGATION
---------------------------------- */

.site-header {
  background: rgba(5, 5, 10, 0.95);
  padding: 15px 20px;
  border-bottom: 1px solid #222;
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(4px);
}

.brand {
  display: flex;
  align-items: center;
}

.brand-logo {
  width: 55px;
  margin-right: 12px;
}

.brand-name {
  font-size: 22px;
  font-weight: bold;
  color: #ffffff;
}

.brand-name span {
  color: #00c8ff;
}

.brand-tagline {
  font-size: 12px;
  color: #888;
}

.nav-links a {
  margin-left: 15px;
  font-size: 15px;
  padding: 4px 8px;
  border-radius: 6px;
  transition: background 0.2s, color 0.2s;
}

.nav-links a:hover {
  background: rgba(0, 200, 255, 0.12);
}

.nav-links a.active {
  font-weight: bold;
  color: #00c8ff;
  background: rgba(0, 200, 255, 0.18);
}

/* ---------------------------------
   HERO / HEADERS
---------------------------------- */

.hero {
  padding: 40px 20px;
  text-align: center;
}

.hero.small {
  padding: 20px;
}

.gradient-text {
  background: linear-gradient(90deg, #00c8ff, #8a4dff);
  -webkit-background-clip: text;
  color: transparent;
  font-size: 32px;
}

/* ---------------------------------
   BUTTONS
---------------------------------- */

button,
.btn {
  background: #00aaff;
  color: #000;
  border: none;
  padding: 10px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: bold;
  transition: background 0.2s, transform 0.1s;
}

button:hover,
.btn:hover {
  background: #0088cc;
  transform: translateY(-1px);
}

/* ---------------------------------
   FORMS
---------------------------------- */

label {
  display: block;
  margin-top: 10px;
  font-weight: bold;
}

input[type=text],
input[type=password],
input[type=number],
input[type=email],
textarea,
select {
  width: 100%;
  padding: 8px;
  border: 1px solid #444;
  border-radius: 4px;
  background: #111;
  color: #fff;
}

textarea {
  min-height: 80px;
}

/* ---------------------------------
   ADMIN LOGIN
---------------------------------- */

.admin-login {
  max-width: 350px;
  margin: 60px auto;
  padding: 25px;
  background: rgba(10, 10, 15, 0.98);
  border: 1px solid #333;
  border-radius: 8px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
}

.admin-login input {
  margin-bottom: 10px;
}

.admin-message {
  background: #330000;
  padding: 10px;
  border: 1px solid #660000;
  border-radius: 6px;
  margin-bottom: 10px;
}

/* ---------------------------------
   ADMIN DASHBOARD
---------------------------------- */

.admin-wrapper {
  padding: 20px;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 20px;
}

.admin-header a {
  color: #00c8ff;
  font-weight: bold;
}

.product-form {
  margin-bottom: 35px;
  padding: 20px;
  background: rgba(10, 10, 15, 0.96);
  border: 1px solid #222;
  border-radius: 8px;
}

.inline-form input,
.inline-form textarea {
  margin-bottom: 4px;
}

/* ---------------------------------
   TABLE STYLING
---------------------------------- */

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
  background: #111;
}

table thead {
  background: #0d0d0d;
}

table th,
table td {
  border: 1px solid #222;
  padding: 10px;
  font-size: 14px;
}

table tr:nth-child(even) {
  background: #0a0a0a;
}

/* LOW STOCK HIGHLIGHT */
.low-stock-row {
  background: #3a0000 !important;
}

.badge-lowstock {
  background: #ff4444;
  color: #fff;
  padding: 2px 6px;
  font-size: 11px;
  border-radius: 4px;
  margin-left: 4px;
  font-weight: bold;
}

/* ACTIVE / INACTIVE BADGES */
.badge-active {
  background: #0094ff;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 11px;
  margin-left: 4px;
}

.badge-inactive {
  background: #555;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 11px;
  margin-left: 4px;
}

/* ---------------------------------
   INLINE ACTION BUTTONS
---------------------------------- */

.inline-actions {
  display: flex;
  gap: 5px;
}

.btn-update {
  background: #00c8ff;
  color: black;
  font-weight: bold;
  padding: 6px 10px;
  border-radius: 4px;
}

.btn-delete {
  background: #ff4444;
  color: white;
  padding: 6px 10px;
  border-radius: 4px;
}

/* ---------------------------------
   PRODUCT LIST / CARDS
---------------------------------- */

.product-card {
  background: rgba(10, 10, 18, 0.98);
  padding: 15px;
  border-radius: 8px;
  border: 1px solid #26263a;
  margin-bottom: 15px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.6);
}

.product-card h3 {
  color: #00c8ff;
  margin-top: 0;
}

.cart-item {
  border-bottom: 1px solid #333;
  padding-bottom: 10px;
  margin-bottom: 10px;
}

.total-line {
  font-weight: bold;
  font-size: 18px;
  margin-top: 10px;
}

/* ---------------------------------
   CART / CHECKOUT FORMS
---------------------------------- */

.checkout-wrapper,
.cart-wrapper {
  max-width: 800px;
  margin: 20px auto 40px;
  padding: 20px;
  background: rgba(10, 10, 18, 0.98);
  border-radius: 8px;
  border: 1px solid #26263a;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.7);
}

/* ---------------------------------
   MY ORDERS PAGE
---------------------------------- */

.order-box {
  border: 1px solid #26263a;
  background: rgba(10, 10, 18, 0.98);
  padding: 15px;
  border-radius: 8px;
  margin-bottom: 15px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.6);
}

.order-box h3 {
  margin: 0 0 10px;
}

.order-box ul {
  padding-left: 18px;
}

/* ---------------------------------
   CATEGORY TABS (NEON STYLE)
---------------------------------- */

.category-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin: 0 auto 25px;
  padding: 0 20px;
}

.category-tab {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(0, 200, 255, 0.4);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  background: radial-gradient(circle at top, #07121f 0%, #050510 60%, #000000 100%);
  box-shadow: 0 0 6px rgba(0, 200, 255, 0.35);
  transition: background 0.2s, box-shadow 0.2s, transform 0.1s;
  color: #e6f7ff;
}

.category-tab:hover {
  background: radial-gradient(circle at top, #0c2338 0%, #050510 70%, #000000 100%);
  box-shadow: 0 0 10px rgba(0, 200, 255, 0.6);
  transform: translateY(-1px);
}

.category-tab.active {
  background: radial-gradient(circle at top, #00c8ff 0%, #0070ff 60%, #050510 100%);
  color: #000;
  box-shadow: 0 0 14px rgba(0, 200, 255, 0.9);
  border-color: rgba(0, 200, 255, 0.9);
}

/* ---------------------------------
   PRODUCT GRID (FRONT PAGE)
---------------------------------- */

.product-grid {
  max-width: 1100px;
  margin: 0 auto 40px;
  padding: 0 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.product-category-label {
  font-size: 12px;
  color: #9aa4ff;
  margin-top: 4px;
}

.product-meta {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 13px;
  color: #ddd;
}

.product-price {
  font-weight: bold;
  font-size: 15px;
}

.product-stock {
  font-size: 12px;
  color: #aaa;
}

.add-cart-form {
  margin-top: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.add-cart-form input[type=number] {
  width: 64px;
}

/* ---------------------------------
   RESEARCH PAGE GRID
---------------------------------- */

.research-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  padding: 0 20px 40px;
  max-width: 1100px;
  margin: 0 auto;
}

.research-card {
  background: radial-gradient(circle at top, #1f2944 0%, #101321 40%, #070711 100%);
  border-radius: 10px;
  padding: 18px;
  border: 1px solid #353b6a;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.7);
}

.research-card h2 {
  margin-top: 0;
  color: #00c8ff;
}

.research-subtitle {
  color: #b0b8ff;
  font-size: 13px;
  margin-bottom: 8px;
}

.research-card ul {
  padding-left: 18px;
}

.research-card li {
  margin-bottom: 4px;
}

.research-disclaimer {
  margin-top: 10px;
  font-size: 12px;
  color: #ffbfa8;
}

/* ---------------------------------
   FOOTER
---------------------------------- */

footer {
  text-align: center;
  padding: 20px;
  margin-top: 40px;
  color: #888;
  border-top: 1px solid #222;
  background: rgba(5, 5, 10, 0.95);
}

/* ---------------------------------
   RESPONSIVE TWEAKS
---------------------------------- */

@media (max-width: 700px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    margin-top: 10px;
  }

  .nav-links a {
    margin-left: 0;
    margin-right: 10px;
    display: inline-block;
  }

  .product-grid {
    grid-template-columns: 1fr;
  }

  .research-grid {
    grid-template-columns: 1fr;
  }
}