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

:root {
  --bg: #0a0a0f;
  --bg2: #111118;
  --bg3: #1a1a24;
  --card: #16161f;
  --border: rgba(255,255,255,0.07);
  --accent: #7c5cfc;
  --accent2: #a78bfa;
  --gold: #f59e0b;
  --green: #10b981;
  --red: #ef4444;
  --text: #f0f0f8;
  --muted: #8888a8;
  --radius: 14px;
  --shadow: 0 8px 40px rgba(0,0,0,0.5);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  background-image: radial-gradient(ellipse at 20% 0%, rgba(124,92,252,0.12) 0%, transparent 60%),
                    radial-gradient(ellipse at 80% 100%, rgba(167,139,250,0.08) 0%, transparent 60%);
}

/* ---- NAVBAR ---- */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 40px;
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.5px;
}
.nav-logo span { color: var(--accent2); }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 0.95rem; transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }
.btn-nav {
  background: var(--accent) !important;
  color: #fff !important;
  padding: 8px 20px !important;
  border-radius: 50px !important;
  font-weight: 500 !important;
}
.btn-nav:hover { background: var(--accent2) !important; }

/* ---- LAYOUT ---- */
.main-wrap { min-height: calc(100vh - 130px); }
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.page-pad { padding: 60px 24px; max-width: 1100px; margin: 0 auto; }

/* ---- HERO ---- */
.hero {
  text-align: center;
  padding: 100px 24px 80px;
  position: relative;
}
.hero-badge {
  display: inline-block;
  background: rgba(124,92,252,0.15);
  border: 1px solid rgba(124,92,252,0.3);
  color: var(--accent2);
  padding: 6px 18px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  margin-bottom: 24px;
}
.hero h1 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
}
.hero h1 span { color: var(--accent2); }
.hero p { font-size: 1.15rem; color: var(--muted); max-width: 520px; margin: 0 auto 36px; }
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 50px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all 0.2s;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #6d4ef0; transform: translateY(-1px); box-shadow: 0 8px 25px rgba(124,92,252,0.4); }
.btn-outline { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-outline:hover { border-color: var(--accent2); color: var(--accent2); }
.btn-success { background: var(--green); color: #fff; }
.btn-success:hover { background: #059669; }
.btn-danger { background: var(--red); color: #fff; }
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }
.btn-full { width: 100%; justify-content: center; }

/* ---- CARDS ---- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color 0.2s, transform 0.2s;
}
.card:hover { border-color: rgba(124,92,252,0.3); transform: translateY(-2px); }

.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }

.product-card { position: relative; overflow: hidden; }
.product-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 10px;
  margin-bottom: 16px;
  background: var(--bg3);
}
.product-img-placeholder {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, var(--bg3) 0%, var(--bg2) 100%);
  border-radius: 10px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}
.product-name { font-family: 'Syne', sans-serif; font-weight: 700; font-size: 1.1rem; margin-bottom: 8px; }
.product-price { font-size: 1.5rem; font-weight: 700; color: var(--accent2); margin-bottom: 12px; }
.product-desc { color: var(--muted); font-size: 0.9rem; margin-bottom: 16px; line-height: 1.5; }

/* ---- SECTION TITLES ---- */
.section-title {
  font-family: 'Syne', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}
.section-sub { color: var(--muted); margin-bottom: 40px; }

/* ---- FORMS ---- */
.form-wrap {
  max-width: 460px;
  margin: 60px auto;
  padding: 40px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.form-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 6px;
}
.form-sub { color: var(--muted); font-size: 0.9rem; margin-bottom: 28px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 0.85rem; color: var(--muted); margin-bottom: 6px; font-weight: 500; }
.form-control {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 0.95rem;
  font-family: 'DM Sans', sans-serif;
  transition: border-color 0.2s;
}
.form-control:focus { outline: none; border-color: var(--accent); }
.form-control option { background: var(--bg2); }
textarea.form-control { resize: vertical; min-height: 100px; }

/* ---- ALERTS ---- */
.alert {
  padding: 12px 18px;
  border-radius: 10px;
  margin-bottom: 18px;
  font-size: 0.9rem;
}
.alert-error { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3); color: #fca5a5; }
.alert-success { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3); color: #6ee7b7; }
.alert-info { background: rgba(124,92,252,0.1); border: 1px solid rgba(124,92,252,0.3); color: var(--accent2); }

/* ---- CHECKOUT / PAYMENT ---- */
.checkout-grid { display: grid; grid-template-columns: 1fr 380px; gap: 32px; align-items: start; }
.order-summary {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  position: sticky;
  top: 90px;
}
.summary-title { font-family: 'Syne', sans-serif; font-weight: 700; font-size: 1.1rem; margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--border); }
.summary-row { display: flex; justify-content: space-between; margin-bottom: 12px; color: var(--muted); font-size: 0.9rem; }
.summary-row.total { color: var(--text); font-weight: 700; font-size: 1.1rem; padding-top: 14px; border-top: 1px solid var(--border); }
.summary-row .val { color: var(--text); }
.summary-row.discount .val { color: var(--green); }
.big-amount {
  font-family: 'Syne', sans-serif;
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent2);
  text-align: center;
  margin: 20px 0;
  letter-spacing: -1px;
}
.big-amount small { font-size: 1.2rem; color: var(--muted); font-weight: 400; }

/* ---- PAYMENT TABS ---- */
.payment-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.pay-tab {
  padding: 9px 18px;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 0.85rem;
  font-family: 'DM Sans', sans-serif;
  transition: all 0.2s;
}
.pay-tab.active, .pay-tab:hover { background: var(--accent); border-color: var(--accent); color: #fff; }

.pay-panel { display: none; }
.pay-panel.active { display: block; }

.qr-box {
  text-align: center;
  padding: 24px;
  background: var(--bg2);
  border-radius: var(--radius);
  margin-bottom: 20px;
}
.qr-box img { max-width: 200px; border-radius: 10px; margin-bottom: 12px; }
.address-box {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 20px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  word-break: break-all;
}
.address-text { font-size: 0.9rem; color: var(--accent2); font-family: monospace; flex: 1; }
.copy-btn {
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.8rem;
  white-space: nowrap;
  transition: all 0.2s;
}
.copy-btn:hover { background: var(--accent); color: #fff; border-color: var(--accent); }
.copy-btn.copied { background: var(--green); color: #fff; border-color: var(--green); }

.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 36px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s;
  margin-bottom: 20px;
}
.upload-zone:hover { border-color: var(--accent); }
.upload-zone .upload-icon { font-size: 2.5rem; margin-bottom: 10px; }
.upload-zone p { color: var(--muted); font-size: 0.9rem; }

/* ---- DASHBOARD ---- */
.dash-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 20px; margin-bottom: 40px; }
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.stat-label { color: var(--muted); font-size: 0.82rem; font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 10px; }
.stat-val { font-family: 'Syne', sans-serif; font-size: 2rem; font-weight: 800; }

/* ---- TABLE ---- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th { background: var(--bg2); color: var(--muted); font-weight: 500; text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--border); font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.5px; }
td { padding: 14px 16px; border-bottom: 1px solid var(--border); color: var(--text); vertical-align: middle; }
tr:hover td { background: rgba(124,92,252,0.04); }

/* ---- BADGES ---- */
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-pending { background: rgba(245,158,11,0.15); color: #fbbf24; }
.badge-approved { background: rgba(16,185,129,0.15); color: #34d399; }
.badge-rejected { background: rgba(239,68,68,0.15); color: #f87171; }

/* ---- ADMIN SIDEBAR ---- */
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar {
  width: 240px;
  background: var(--card);
  border-right: 1px solid var(--border);
  padding: 24px 0;
  flex-shrink: 0;
}
.sidebar-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.3rem;
  padding: 0 24px 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}
.sidebar-logo span { color: var(--accent2); }
.sidebar-nav a {
  display: block;
  padding: 11px 24px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
  transition: all 0.2s;
  border-left: 3px solid transparent;
}
.sidebar-nav a:hover, .sidebar-nav a.active {
  color: var(--text);
  background: rgba(124,92,252,0.08);
  border-left-color: var(--accent);
}
.admin-content { flex: 1; padding: 40px; overflow: auto; }
.admin-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 32px; }
.admin-title { font-family: 'Syne', sans-serif; font-size: 1.8rem; font-weight: 800; }

/* ---- COUPON ---- */
.coupon-row { display: flex; gap: 10px; margin-bottom: 10px; }
.coupon-row .form-control { flex: 1; }
.coupon-result { padding: 10px 14px; border-radius: 8px; font-size: 0.88rem; margin-top: 6px; }

/* ---- PRODUCT DETAIL ---- */
.product-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.product-detail-img { width: 100%; border-radius: var(--radius); max-height: 380px; object-fit: cover; background: var(--bg3); }
.product-detail-name { font-family: 'Syne', sans-serif; font-size: 2rem; font-weight: 800; margin-bottom: 12px; }
.product-detail-price { font-size: 2.5rem; font-weight: 700; color: var(--accent2); margin-bottom: 16px; font-family: 'Syne', sans-serif; }
.product-detail-desc { color: var(--muted); line-height: 1.7; margin-bottom: 28px; }

/* ---- FOOTER ---- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 24px 40px;
  display: flex;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.85rem;
  width: 100%;
}

/* ---- UPLOAD PREVIEW ---- */
#preview-img { max-width: 200px; border-radius: 10px; margin-top: 10px; display: none; }

/* ---- MISC ---- */
.divider { border: none; border-top: 1px solid var(--border); margin: 24px 0; }
.text-center { text-align: center; }
.text-muted { color: var(--muted); }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-2 { gap: 8px; }

@media (max-width: 768px) {
  .navbar { padding: 14px 20px; }
  .checkout-grid, .product-detail-grid { grid-template-columns: 1fr; }
  .admin-layout { flex-direction: column; }
  .admin-sidebar { width: 100%; }
  .hero h1 { font-size: 2.2rem; }
  .page-pad { padding: 40px 16px; }
  .form-wrap { margin: 30px 16px; padding: 28px 20px; }
}