:root{
  --navy:#11164c;
  --navy-2:#060a39;
  --blue:#1649ff;
  --blue-600:#0e3fe0;
  --green:#02b476;
  --green-700:#017a52;
  --ink:#1f2540;
  --muted:#6b7280;
  --line:#e7e9ee;
  --bg:#f5f6f7;
  --card:#ffffff;
  --danger:#d92d20;
  --danger-bg:#fee4e2;
  --radius:14px;
  --shadow:0 1px 2px rgba(16,24,40,.06), 0 1px 3px rgba(16,24,40,.10);
}

/* Test-mode banner (only rendered when cart_is_test_mode()) */
.test-banner{
  background:linear-gradient(90deg,#fff3c4,#ffd986);
  border-bottom:1px solid #d99800;
  color:#5a3500;font-size:14px;font-weight:600;
  padding:10px 16px;text-align:center;
  display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;
}
.test-banner code{background:rgba(255,255,255,.6);border:1px solid #d99800;padding:1px 6px;border-radius:5px;font-family:"SFMono-Regular",Menlo,Consolas,monospace;font-size:13px;color:#5a3500}
.test-dot{display:inline-block;width:10px;height:10px;border-radius:50%;background:#d99800;animation:testPulse 1.5s ease-in-out infinite}
@keyframes testPulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.5);opacity:.6}}
.test-exit{color:#5a3500;text-decoration:underline;margin-left:6px;font-weight:700}
.test-exit:hover{color:#000}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{height:100%}
body{
  font-family:"Karla",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.5;-webkit-font-smoothing:antialiased;
  min-height:100%;display:flex;flex-direction:column;
}
.page{flex:1 0 auto}
.site-footer{flex-shrink:0;margin-top:auto}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.muted{color:var(--muted)}
.small{font-size:13px}
.hidden{display:none}

.container{width:100%;max-width:1080px;margin:0 auto;padding:0 20px}

/* Top bar */
.topbar{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff}
.topbar-inner{display:flex;align-items:center;gap:14px;min-height:64px}
.brand{display:inline-flex;align-items:center}
.brand-logo{height:38px;width:auto;display:block}
.topbar-secure{
  margin-left:auto;display:inline-flex;align-items:center;gap:8px;
  color:rgba(255,255,255,.85);font-size:14px;font-weight:600;
}
.topbar-secure svg{color:#5eead4}

/* Page */
.page{padding:32px 20px 56px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px}

/* Grid */
.cart-grid{display:grid;grid-template-columns: 1fr 380px;gap:24px}
.cart-col-main{min-width:0}
.cart-col-side{min-width:0}

/* Step indicator */
.checkout-steps{display:flex;gap:8px;list-style:none;padding:0;margin:0 0 18px;align-items:center}
.checkout-steps li{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.checkout-steps li + li::before{content:"";display:inline-block;width:32px;height:1px;background:var(--line);margin:0 4px}
.checkout-steps li.active{color:var(--ink);font-weight:700}
.checkout-steps .num{
  display:inline-flex;align-items:center;justify-content:center;
  width:22px;height:22px;border-radius:50%;background:var(--bg);color:var(--muted);
  font-size:12px;font-weight:700;border:1px solid var(--line);
}
.checkout-steps li.active .num{background:var(--blue);color:#fff;border-color:var(--blue)}

/* Secure banner */
.secure-banner{
  display:flex;align-items:center;gap:10px;background:#eef7f1;border:1px solid #c6e6d6;
  color:#1e5b3b;padding:12px 14px;border-radius:10px;margin-bottom:24px;font-size:14px;
}
.secure-banner svg{color:var(--green-700)}

.section-title{margin:0 0 14px;font-size:14px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}

/* Form */
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:16px}
.form-col{min-width:0}
.form-col-full{grid-column:1 / -1}
.label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:7px}
.input{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;
  font-size:16px;font-family:inherit;color:var(--ink);background:#fff;outline:none;
  transition:border-color .15s,box-shadow .15s;
}
.input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(22,73,255,.15)}
.card-element{width:100%;padding:14px;border:1px solid var(--line);border-radius:10px;background:#fff;min-height:46px}
.card-element.StripeElement--focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(22,73,255,.15)}
.hint{margin:8px 0 0;font-size:13px;color:var(--muted)}
.text-small{font-size:13px;line-height:1.6;margin:6px 0 18px}

/* Button */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  border:1px solid transparent;border-radius:10px;padding:14px 20px;
  font-family:inherit;font-size:16px;font-weight:700;cursor:pointer;text-decoration:none;
  transition:background .15s,border-color .15s,color .15s,opacity .15s;
}
.btn:disabled{cursor:not-allowed;opacity:.7}
.btn-primary{background:var(--green);color:#fff;border-color:var(--green)}
.btn-primary:hover{background:var(--green-700);border-color:var(--green-700);text-decoration:none}
.btn-buy{width:100%;font-size:18px;padding:16px 20px;margin-top:6px}

/* Spinner */
.spinner{
  width:18px;height:18px;border:2.5px solid rgba(255,255,255,.4);border-top-color:#fff;
  border-radius:50%;display:inline-block;animation:spin .9s linear infinite;
}
/* Higher specificity than `.spinner{display:inline-block}` so hidden wins. */
.spinner.hidden{display:none}
@keyframes spin{to{transform:rotate(360deg)}}

/* Alerts */
.alert{border-radius:10px;padding:12px 15px;font-size:14px;margin-bottom:16px;border:1px solid transparent}
.alert-error{background:var(--danger-bg);border-color:#fcc9c4;color:#b42318}

/* Guarantee text */
.guarantee{font-size:12.5px;line-height:1.55;color:var(--muted);margin-top:18px}
.guarantee strong{color:var(--ink)}

/* Summary */
.summary{position:sticky;top:24px}
.summary-title{margin:0 0 16px;font-size:16px;color:var(--ink)}
.summary-row{display:flex;justify-content:space-between;align-items:baseline;font-size:15px;margin-bottom:4px}
.summary-label{font-weight:600}
.summary-value{font-weight:700}
.summary-sub{font-size:13px;margin-bottom:14px}
.summary hr{border:none;border-top:1px solid var(--line);margin:16px 0}
.summary-total{font-size:18px}
.summary-total span:last-child{font-weight:800;color:var(--ink)}
.summary-badge{display:flex;align-items:flex-start;gap:10px;background:var(--bg);border:1px dashed #cdd2dc;padding:12px 14px;border-radius:10px;margin-top:18px;font-size:13px;color:var(--muted)}
.summary-badge svg{color:var(--green);flex-shrink:0;margin-top:1px}
.summary-badge strong{color:var(--ink)}

/* Footer */
.site-footer{border-top:1px solid var(--line);background:#fff}
.site-footer-inner{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:18px 20px;font-size:13px}

/* Thank-you */
.thanks-card{max-width:540px;margin:32px auto;text-align:center;padding:40px 32px}
.thanks-tick{margin-bottom:14px}
.thanks-card h1{margin:0 0 8px;font-size:24px}
.thanks-card code{background:#f3f3f3;padding:2px 6px;border-radius:4px;font-family:'SFMono-Regular',Menlo,Consolas,monospace;font-size:13px}

/* Responsive */
@media (max-width:880px){
  .cart-grid{grid-template-columns:1fr}
  .summary{position:static}
  .summary{order:-1}
}
@media (max-width:560px){
  .container{padding:0 14px}
  .page{padding:22px 14px 48px}
  .card{padding:22px 18px}
  .form-row{grid-template-columns:1fr;gap:14px}
  .brand-logo{height:30px}
  .topbar-inner{min-height:54px}
  .topbar-secure span{display:none}
  .checkout-steps li + li::before{width:18px}
}