/* ============================================================
   checkout.css — frictionless, distraction-free checkout
   Optimised for Indian addresses. Typeset like a form on paper.
   ============================================================ */

.co-shell { width: min(100% - 40px, 1080px); margin: 0 auto; padding: 40px 0 80px; }
.co-grid { display:grid; grid-template-columns: 1.25fr .85fr; gap: 40px; align-items: start; }

.co-head { margin-bottom: 30px; }
.co-head .section-kicker { color: var(--turmeric); }
.co-head h1 { font-family: var(--serif-display); font-size: clamp(30px,5vw,48px); margin-top: 6px; }
.co-head p { color: var(--ink-soft); max-width: 52ch; }

/* form as ledger */
.form-card { background: var(--paper); border: 1px solid var(--line-strong); border-radius: 10px; box-shadow: var(--shadow-md); overflow: hidden; }
.form-sec { padding: 24px 26px; border-bottom: 1px dashed var(--line-strong); }
.form-sec:last-child { border-bottom: none; }
.form-sec__title { display:flex; align-items:center; gap: 10px; font-family: var(--mono); font-size: 12px; letter-spacing:.18em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 18px; }
.form-sec__title .n { width: 22px; height:22px; border-radius:50%; border:1.5px solid var(--ink); display:grid; place-items:center; font-size: 11px; color: var(--ink); }

.field { margin-bottom: 16px; }
.field label { display:block; font-family: var(--mono); font-size: 11px; letter-spacing:.08em; color: var(--ink-soft); margin-bottom: 6px; text-transform: uppercase; }
.field input, .field select {
  width:100%; border:1px solid var(--line-strong); border-radius: 6px; padding: 12px 14px;
  font-family: var(--serif-body); font-size: 16px; color: var(--ink); background: #fffdf7;
  transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field select:focus { outline: none; border-color: var(--turmeric); box-shadow: 0 0 0 3px rgba(200,120,30,.15); }
.field input:invalid:not(:placeholder-shown) { border-color: var(--stamp); }
.grid-2 { display:grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid-3 { display:grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }
.hint { font-family: var(--mono); font-size: 10px; color: var(--ink-soft); margin-top: 4px; }

/* payment method chips */
.pay-methods { display:flex; gap: 10px; flex-wrap: wrap; }
.pay-chip { flex:1; min-width: 120px; border:1.5px solid var(--line-strong); border-radius: 8px; padding: 14px; background:#fffdf7;
  display:flex; flex-direction: column; gap:4px; cursor:pointer; transition: border-color .15s, transform .1s; }
.pay-chip:hover { transform: translateY(-1px); }
.pay-chip input { position:absolute; opacity:0; }
.pay-chip.sel { border-color: var(--ink); box-shadow: var(--shadow-lo); }
.pay-chip .m { font-family: var(--serif-display); font-size: 17px; }
.pay-chip .d { font-family: var(--mono); font-size: 10px; color: var(--ink-soft); letter-spacing:.05em; }

/* summary rail */
.summary { position: sticky; top: 90px; background: var(--paper-2); border:1px solid var(--ink); border-radius: 10px; overflow:hidden; box-shadow: var(--shadow-md); }
.summary__head { padding: 18px 22px; border-bottom: 1px solid var(--ink); background: var(--paper); }
.summary__head .manifest { font-family: var(--mono); font-size: 11px; letter-spacing:.2em; text-transform: uppercase; color: var(--ink-soft); }
.summary__head h3 { font-family: var(--serif-display); font-size: 22px; }
.summary__body { padding: 8px 22px; }
.summary__body .empty { padding: 30px 0; text-align:center; color: var(--ink-soft); font-style: italic; }
.sum-row { display:flex; gap: 12px; padding: 14px 0; border-bottom: 1px dotted var(--line-strong); }
.sum-row .thumb { width:40px; height:54px; border-radius:3px; flex:0 0 auto; background: linear-gradient(150deg,#324a45,#7a4a1f); color:#fff; display:grid; place-items:center; font-family: var(--logo-guj); font-size:16px; }
.sum-row .m { flex:1; } .sum-row .m .t { font-family: var(--serif-display); font-size: 15px; } .sum-row .m .s { font-family: var(--mono); font-size: 10px; color: var(--ink-soft); }
.sum-row .p { font-family: var(--mono); font-size: 13px; align-self:center; }
.summary__foot { padding: 16px 22px 22px; }
.sum-line { display:flex; justify-content: space-between; font-family: var(--mono); font-size: 13px; color: var(--ink-soft); margin-bottom: 8px; }
.sum-line.total { border-top: 1px solid var(--ink); padding-top: 12px; margin-top: 4px; color: var(--ink); }
.sum-line.total .amt { font-family: var(--serif-display); font-size: 26px; }

.secure-note { display:flex; align-items:center; gap: 8px; margin-top: 14px; font-family: var(--mono); font-size: 10px; color: var(--ink-soft); letter-spacing:.05em; }
.secure-note::before { content:""; width:12px; height:12px; border:2px solid var(--teal); border-radius:2px 2px 4px 4px; }

.co-back { display:inline-block; margin-bottom: 20px; font-family: var(--mono); font-size: 12px; letter-spacing:.1em; color: var(--ink-soft); }

.demo-flag { margin-top: 12px; font-family: var(--mono); font-size: 10px; color: var(--turmeric); letter-spacing:.05em; text-align:center; }

@media (max-width: 860px) {
  .co-grid { grid-template-columns: 1fr; }
  .summary { position: static; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
}