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

:root {
  --bg: #0f1117;
  --bg-card: #1a1d27;
  --bg-card-hover: #22263a;
  --border: #2a2e3d;
  --text: #e8eaf0;
  --text-dim: #9aa1b5;
  --primary: #6c5ce7;
  --primary-hover: #5a4bd4;
  --success: #00b894;
  --danger: #e17055;
  --radius: 14px;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: inherit; text-decoration: none; }

/* ---------------- NAVBAR ---------------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 17, 23, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.logo {
  font-size: 1.35rem;
  font-weight: 800;
  background: linear-gradient(90deg, #6c5ce7, #a29bfe);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: -0.5px;
}
.nav-links { display: flex; align-items: center; gap: 20px; }
.nav-links a { color: var(--text-dim); font-weight: 600; font-size: 0.95rem; transition: color .2s; }
.nav-links a:hover, .nav-links a.active { color: var(--text); }

.cart-btn {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 16px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: all .2s;
}
.cart-btn:hover { border-color: var(--primary); color: #fff; }
.cart-count {
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--primary);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.cart-count.hidden { display: none; }

/* ---------------- HERO ---------------- */
.hero {
  text-align: center;
  padding: 80px 20px 60px;
  max-width: 800px;
  margin: 0 auto;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 18px;
}
.hero h1 span {
  background: linear-gradient(90deg, #6c5ce7, #a29bfe, #fd79a8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p { color: var(--text-dim); font-size: 1.15rem; margin-bottom: 30px; }
.hero .cta {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------------- BUTTONS ---------------- */
.btn {
  display: inline-block;
  padding: 13px 30px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.98rem;
  border: none;
  cursor: pointer;
  transition: all .2s;
  text-align: center;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); transform: translateY(-2px); }
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-outline:hover { border-color: var(--primary); color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { filter: brightness(1.1); }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ---------------- PLATFORMS STRIP ---------------- */
.platforms-strip {
  max-width: 1200px;
  margin: 0 auto 40px;
  padding: 0 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}
.platform-chip {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  text-align: center;
  transition: all .2s;
  display: block;
}
.platform-chip:hover { transform: translateY(-3px); border-color: var(--primary); }
.platform-chip .emoji { font-size: 2rem; display: block; margin-bottom: 8px; }
.platform-chip .name { font-weight: 700; }

/* ---------------- SECTIONS ---------------- */
.section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px 50px;
}
.section-title {
  font-size: 1.7rem;
  font-weight: 800;
  margin-bottom: 6px;
}
.section-subtitle { color: var(--text-dim); margin-bottom: 26px; }

/* Feature icons row */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin: 40px 0;
}
.feature {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
}
.feature .icon { font-size: 2rem; }
.feature h3 { font-size: 1.05rem; margin: 10px 0 6px; }
.feature p { color: var(--text-dim); font-size: 0.92rem; }

/* ---------------- CATALOG ---------------- */
.catalog-toolbar {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 28px;
}
.tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.tab {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 9px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all .2s;
}
.tab:hover { color: var(--text); }
.tab.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.search-box {
  flex: 1;
  min-width: 220px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 10px 18px;
  color: var(--text);
  font-size: 0.95rem;
  outline: none;
}
.search-box::placeholder { color: var(--text-dim); }
.search-box:focus { border-color: var(--primary); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: all .2s;
}
.service-card:hover { border-color: var(--primary); transform: translateY(-3px); }
.service-card .badge {
  align-self: flex-start;
  background: rgba(108, 92, 231, 0.15);
  color: var(--primary);
  border: 1px solid rgba(108, 92, 231, 0.4);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.service-card h3 { font-size: 1.15rem; }
.service-card .desc { color: var(--text-dim); font-size: 0.9rem; line-height: 1.5; }
.service-card .speed { color: var(--text-dim); font-size: 0.82rem; }
.price { font-size: 1.3rem; font-weight: 800; color: var(--text); }
.price small { font-size: 0.75rem; color: var(--text-dim); font-weight: 500; }

.quantity-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.quantity-input {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  color: var(--text);
  font-size: 0.95rem;
  outline: none;
}
.quantity-input:focus { border-color: var(--primary); }
.quantity-input.invalid { border-color: var(--danger); }
.total-line { color: var(--text-dim); font-size: 0.88rem; }

.no-results {
  text-align: center;
  padding: 50px 0;
  color: var(--text-dim);
}

/* ---------------- CHECKOUT ---------------- */
.checkout {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 26px;
  align-items: start;
}
@media (max-width: 800px) { .checkout { grid-template-columns: 1fr; } }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}
.card h2 { font-size: 1.25rem; margin-bottom: 18px; }

.cart-items { display: flex; flex-direction: column; gap: 14px; }
.cart-item {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 14px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
}
.cart-item .name { font-weight: 700; }
.cart-item .meta { color: var(--text-dim); font-size: 0.82rem; margin-top: 3px; }
.cart-item .item-price { font-weight: 700; text-align: right; }
.cart-item .remove {
  background: none;
  border: none;
  color: var(--danger);
  font-size: 1.15rem;
  cursor: pointer;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-dim);
}
.summary-row.total { border-bottom: none; font-size: 1.2rem; color: var(--text); font-weight: 800; }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 0.88rem; color: var(--text-dim); margin-bottom: 6px; font-weight: 600; }
.form-group input, .form-group select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--text);
  font-size: 0.95rem;
  outline: none;
}
.form-group input:focus, .form-group select:focus { border-color: var(--primary); }
.form-group select option { background: var(--bg-card); }

.pay-methods { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.pay-method {
  flex: 1;
  min-width: 90px;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  text-align: center;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--text-dim);
  transition: all .2s;
}
.pay-method.selected { border-color: var(--primary); color: #fff; background: rgba(108,92,231,0.12); }

/* ---------------- ALERTS / STATUS ---------------- */
.alert {
  border-radius: 10px;
  padding: 14px 16px;
  margin-bottom: 16px;
  font-size: 0.92rem;
  display: none;
}
.alert.success { background: rgba(0,184,148,0.15); border: 1px solid var(--success); color: var(--success); display: block; }
.alert.error { background: rgba(225,112,85,0.15); border: 1px solid var(--danger); color: var(--danger); display: block; }
.alert.info { background: rgba(108,92,231,0.12); border: 1px solid var(--primary); color: var(--text); display: block; }

/* ---------------- FOOTER ---------------- */
footer {
  margin-top: auto;
  border-top: 1px solid var(--border);
  padding: 24px 20px;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}
footer a { color: var(--primary); }

/* ---------------- MISC ---------------- */
.text-dim { color: var(--text-dim); }
.empty-cart { text-align: center; padding: 40px 0; color: var(--text-dim); }
.mt-2 { margin-top: 18px; }
.mb-2 { margin-bottom: 18px; }