@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --brand-orange: #F66400;
  --brand-orange-dark: #d45700;
  --brand-blue: #023D72;
  --brand-blue-dark: #012a4f;
  --bg: #f2f4f7;
  --card-bg: #ffffff;
  --text: #16212e;
  --muted: #6b7280;
  --border: #e3e7ed;
  --radius: 14px;
  --shadow: 0 1px 3px rgba(2, 61, 114, 0.08), 0 1px 2px rgba(2, 61, 114, 0.06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding-bottom: 96px; /* room for sticky cart bar */
  -webkit-font-smoothing: antialiased;
}

a { color: var(--brand-blue); }

/* ---- storefront header ---- */

header.store-header {
  background: linear-gradient(135deg, var(--brand-blue) 0%, var(--brand-blue-dark) 100%);
  color: #fff;
  padding: 28px 16px 32px;
  text-align: center;
}

header.store-header .logo {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  margin-bottom: 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.25);
}

header.store-header h1 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.01em;
}

header.store-header p {
  margin: 6px 0 0;
  color: #cfe0f0;
  font-size: 0.88rem;
  font-weight: 500;
}

/* ---- admin top bar (login / manage) ---- */

.admin-topbar {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.admin-topbar .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--brand-blue);
}

.admin-topbar .brand img {
  width: 32px;
  height: 32px;
  border-radius: 7px;
}

.admin-topbar a.logout {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  text-decoration: none;
}

.admin-topbar a.logout:hover { color: var(--brand-orange); }

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 20px 16px;
}

main.narrow {
  max-width: 380px;
}

h2.section-title {
  color: var(--brand-blue);
  font-size: 1.1rem;
  font-weight: 700;
  margin: 4px 0 16px;
}

/* ---- product grid ---- */

.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

@media (min-width: 480px) {
  .grid { grid-template-columns: repeat(4, 1fr); }
}

.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.card .photo {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 0.8rem;
  overflow: hidden;
}

.card .photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card .info {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.card .name {
  font-weight: 600;
  font-size: 0.95rem;
}

.card .price {
  color: var(--brand-blue);
  font-weight: 700;
}

.card .unavailable {
  color: var(--muted);
  font-style: italic;
  font-size: 0.85rem;
}

.qty-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: auto;
}

.qty-row button {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1.5px solid var(--brand-blue);
  background: #fff;
  color: var(--brand-blue);
  font-size: 1.05rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.qty-row button:hover:not(:disabled) {
  background: var(--brand-blue);
  color: #fff;
}

.qty-row button:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.qty-row .qty {
  min-width: 18px;
  text-align: center;
  font-weight: 700;
}

.btn {
  border: none;
  border-radius: 9px;
  padding: 11px 16px;
  font-weight: 700;
  cursor: pointer;
  font-size: 0.92rem;
  font-family: inherit;
}

.btn-primary {
  background: var(--brand-orange);
  color: #fff;
}

.btn-primary:hover:not(:disabled) { background: var(--brand-orange-dark); }

.btn-primary:disabled {
  background: #d1d5db;
  cursor: not-allowed;
}

.btn-block { width: 100%; }

.cart-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #fff;
  border-top: 1px solid var(--border);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  box-shadow: 0 -2px 10px rgba(2, 61, 114, 0.08);
}

.cart-bar .summary {
  font-size: 0.92rem;
}

.cart-bar .summary strong {
  color: var(--brand-blue);
}

footer {
  text-align: center;
  padding: 24px 16px 8px;
  font-size: 0.78rem;
  color: var(--muted);
}

/* ---- login page ---- */

.login-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px;
  margin-top: 40px;
  text-align: center;
}

.login-card .logo {
  width: 60px;
  height: 60px;
  border-radius: 13px;
  margin-bottom: 14px;
}

.login-card h1 {
  font-size: 1.2rem;
  color: var(--brand-blue);
  margin: 0 0 4px;
}

.login-card p.sub {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0 0 20px;
}

.login-card form {
  text-align: left;
}

.login-card label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  margin: 12px 0 5px;
}

.login-card input {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
}

.login-card input:focus {
  outline: none;
  border-color: var(--brand-blue);
}

.login-card .btn {
  margin-top: 18px;
}

.error-msg {
  color: #b42318;
  background: #fef3f2;
  border: 1px solid #fecdca;
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 0.85rem;
  margin-top: 14px;
  display: none;
}

/* ---- management page ---- */

.manage-form {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  margin-bottom: 16px;
}

.manage-form h2 {
  margin-top: 0;
  color: var(--brand-blue);
  font-size: 1rem;
}

.manage-form label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin: 10px 0 4px;
}

.manage-form input[type="text"],
.manage-form input[type="number"],
.manage-form input[type="file"] {
  width: 100%;
  padding: 9px 10px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 0.9rem;
  font-family: inherit;
}

.manage-form input:focus {
  outline: none;
  border-color: var(--brand-blue);
}

.manage-form .current-photo {
  width: 84px;
  height: 84px;
  border-radius: 10px;
  object-fit: cover;
  background: var(--bg);
  display: block;
  margin-top: 6px;
}

.manage-form .save-row {
  margin-top: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-msg {
  font-size: 0.85rem;
  color: var(--brand-blue);
  font-weight: 600;
}