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

:root {
  --bg: #0a0a0a;
  --surface: #111;
  --surface2: #1a1a1a;
  --border: #222;
  --accent: #fff;
  --accent2: #aaa;
  --green: #00e676;
  --red: #ff4d4d;
  --font: 'Space Grotesk', sans-serif;
  --mono: 'Space Mono', monospace;
}

body {
  background: var(--bg);
  color: #fff;
  font-family: var(--font);
  min-height: 100vh;
}

/* NAV */
.co-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 40px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(10,10,10,.95);
  backdrop-filter: blur(12px);
  z-index: 100;
}

.co-nav-logo {
  font-family: var(--mono);
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  letter-spacing: 4px;
}

.co-nav-steps {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #555;
}

.co-nav-steps .step { color: #555; }
.co-nav-steps .step.active { color: #fff; font-weight: 600; }
.co-nav-steps .step-arrow { color: #333; }

.co-nav-back {
  font-size: 13px;
  color: #666;
  text-decoration: none;
  transition: color .2s;
}
.co-nav-back:hover { color: #fff; }

/* MAIN */
.co-main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 24px;
  min-height: calc(100vh - 65px);
}

.co-section-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 28px;
  letter-spacing: .5px;
}

/* SUMMARY */
.co-summary {
  padding-right: 60px;
  border-right: 1px solid var(--border);
}

.co-items {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.co-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px;
  background: var(--surface2);
  border-radius: 12px;
  border: 1px solid var(--border);
}

.co-item-thumb {
  width: 56px;
  height: 56px;
  border-radius: 8px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.co-item-info { flex: 1; }
.co-item-name { font-size: 14px; font-weight: 600; margin-bottom: 3px; }
.co-item-meta { font-size: 12px; color: #666; margin-bottom: 6px; }

/* Size selector row on checkout */
.co-size-row { display: flex; gap: 5px; flex-wrap: wrap; margin-top: 4px; }
.co-size-btn {
  background: #1a1a1a;
  border: 1px solid #333;
  color: #aaa;
  border-radius: 5px;
  padding: 3px 8px;
  font-size: 11px;
  font-family: var(--font);
  cursor: pointer;
  transition: all .15s;
}
.co-size-btn:hover { border-color: #7c3aed; color: #fff; }
.co-size-btn.active { background: #7c3aed; border-color: #7c3aed; color: #fff; font-weight: 600; }

.co-item-right { text-align: right; display: flex; flex-direction: column; align-items: flex-end; gap: 8px; }
.co-item-price { font-size: 15px; font-weight: 700; font-family: var(--mono); }

/* Quantity controls */
.co-qty-ctrl {
  display: flex;
  align-items: center;
  gap: 6px;
}
.co-qty-btn {
  width: 28px; height: 28px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.15s, border-color 0.15s;
  flex-shrink: 0;
}
.co-qty-btn:hover { background: rgba(255,255,255,0.14); border-color: rgba(255,255,255,0.25); }
.co-qty-btn:active { transform: scale(0.92); }
.co-qty-num {
  min-width: 22px;
  text-align: center;
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: #fff;
}
.co-qty-remove {
  width: 24px; height: 24px;
  border-radius: 50%;
  border: none;
  background: rgba(255,77,77,0.12);
  color: rgba(255,100,100,0.8);
  font-size: 11px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.15s, color 0.15s;
  margin-left: 2px;
  flex-shrink: 0;
}
.co-qty-remove:hover { background: rgba(255,77,77,0.25); color: #ff6464; }

.co-promo-wrap { margin-bottom: 14px; }
.co-promo-row { display: flex; gap: 8px; }
.co-promo-input {
  flex: 1;
  padding: 11px 14px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  outline: none;
  transition: border-color 0.2s;
}
.co-promo-input:focus { border-color: var(--accent); }
.co-promo-btn {
  padding: 11px 18px;
  background: #7c3aed;
  color: #fff;
  border: none;
  border-radius: 8px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s;
  white-space: nowrap;
}
.co-promo-btn:hover { background: #6d28d9; }
.co-promo-msg { font-size: 12px; margin-top: 6px; min-height: 16px; }
.co-promo-msg.error { color: #f87171; }
.co-promo-msg.success { color: #22c55e; }
.promo-remove {
  background: none; border: none; color: var(--green);
  cursor: pointer; font-size: 14px; opacity: 0.7; padding: 0 2px;
}
.promo-remove:hover { opacity: 1; }

.co-promo-applied {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: rgba(0,230,118,.07);
  border: 1px solid rgba(0,230,118,.2);
  border-radius: 8px;
  margin-bottom: 16px;
}
.promo-tag {
  font-size: 13px;
  color: var(--green);
  font-family: var(--mono);
  font-weight: 700;
}
.promo-saving { font-size: 13px; color: var(--green); font-weight: 700; }

.co-totals {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
  padding: 20px;
  background: var(--surface);
  border-radius: 12px;
  border: 1px solid var(--border);
}
.co-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  color: #aaa;
}
.co-row span:last-child { color: #fff; font-family: var(--mono); }
.free-tag { color: var(--green) !important; font-family: var(--mono); font-size: 13px !important; }
.co-discount-row { color: var(--green) !important; }
.co-discount-row span { color: var(--green) !important; }
.discount-val { color: var(--green) !important; font-family: var(--mono); }
.co-total-row {
  padding-top: 10px;
  border-top: 1px solid var(--border);
  margin-top: 4px;
  font-size: 16px !important;
  color: #fff !important;
  font-weight: 700;
}
.co-total-row span:last-child { font-size: 20px !important; }

.co-ref-notice {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 24px;
}
.ref-icon {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  color: #aaa;
}
.ref-label { font-size: 13px; font-weight: 600; }
.ref-sub { font-size: 11px; color: #555; margin-top: 2px; }

.co-trust {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px;
  background: var(--surface);
  border-radius: 12px;
  border: 1px solid var(--border);
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: #666;
}
.trust-item svg { flex-shrink: 0; stroke: #444; }

/* PAYMENT */
.co-payment {
  padding-left: 60px;
}

/* EXPRESS PAY */
.co-express { margin-bottom: 28px; }
.express-label {
  font-size: 12px;
  color: #555;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 12px;
  text-align: center;
}
.express-btns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}

.btn-apple-pay {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 20px;
  background: #000;
  border: 1.5px solid #333;
  border-radius: 12px;
  cursor: pointer;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  transition: all .2s;
  letter-spacing: .3px;
}
.btn-apple-pay:hover { border-color: #555; background: #111; transform: translateY(-1px); }
.btn-apple-pay svg { flex-shrink: 0; }

.btn-google-pay {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 20px;
  background: #fff;
  border: 1.5px solid #ddd;
  border-radius: 12px;
  cursor: pointer;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 600;
  color: #3c4043;
  transition: all .2s;
}
.btn-google-pay:hover { box-shadow: 0 2px 12px rgba(0,0,0,.3); transform: translateY(-1px); }

.express-divider {
  text-align: center;
  position: relative;
  color: #444;
  font-size: 12px;
}
.express-divider::before, .express-divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: calc(50% - 60px);
  height: 1px;
  background: var(--border);
}
.express-divider::before { left: 0; }
.express-divider::after { right: 0; }
.express-divider span { padding: 0 12px; }

/* ─── TRUST BADGES + EARN REMINDER (replaces apple/google pay) ─── */
.co-trust-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}
.co-trust-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: 14px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.co-trust-card:hover { border-color: rgba(108,99,255,0.4); transform: translateY(-1px); }
.co-trust-card svg {
  width: 22px; height: 22px;
  color: #6C63FF;
  flex-shrink: 0;
}
.ct-title {
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.01em;
  margin-bottom: 2px;
}
.ct-sub {
  font-size: 11px;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.01em;
}

.co-earn-card {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: linear-gradient(135deg, rgba(108,99,255,0.12), rgba(250,204,21,0.08));
  border: 1px solid rgba(108,99,255,0.25);
  border-radius: 14px;
  padding: 16px 18px;
  margin-bottom: 24px;
}
.ce-icon {
  font-size: 28px;
  line-height: 1;
  flex-shrink: 0;
}
.ce-title {
  font-size: 15px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}
.ce-sub {
  font-size: 12px;
  color: rgba(255,255,255,0.7);
  line-height: 1.55;
}
.ce-sub strong { color: #facc15; font-weight: 700; }

@media (max-width: 500px) {
  .co-trust-grid { grid-template-columns: 1fr; }
}

/* CARD PREVIEW */
.card-preview-wrap {
  perspective: 1000px;
  margin-bottom: 28px;
  display: flex;
  justify-content: center;
}

.card-preview {
  width: 340px;
  height: 200px;
  position: relative;
  transform-style: preserve-3d;
  transition: transform .6s cubic-bezier(.4,0,.2,1);
}

.card-preview.flipped { transform: rotateY(180deg); }

.card-face {
  position: absolute;
  inset: 0;
  border-radius: 16px;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  overflow: hidden;
}

.card-front {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 40%, #0f3460 100%);
  border: 1px solid rgba(255,255,255,.1);
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}

.card-back {
  background: linear-gradient(135deg, #1a1a2e 0%, #0f3460 100%);
  transform: rotateY(180deg);
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}

.card-front-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.card-chip { opacity: .9; }

.card-network { height: 32px; display: flex; align-items: center; }

.card-number-display {
  font-family: var(--mono);
  font-size: 20px;
  letter-spacing: 3px;
  color: rgba(255,255,255,.9);
  text-shadow: 0 1px 3px rgba(0,0,0,.5);
}

.card-front-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.card-label { font-size: 9px; color: rgba(255,255,255,.5); text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 4px; }
.card-holder-display { font-size: 13px; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; color: rgba(255,255,255,.9); max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.card-expiry-display { font-family: var(--mono); font-size: 14px; color: rgba(255,255,255,.9); }

/* Card back */
.card-stripe {
  width: 100%;
  height: 44px;
  background: linear-gradient(to bottom, #111, #000);
  margin-top: 28px;
}
.card-sig-row { padding: 14px 20px; }
.card-sig-panel {
  background: #fff;
  border-radius: 4px;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.card-sig-lines { display: flex; flex-direction: column; gap: 3px; flex: 1; }
.card-sig-lines div { height: 6px; background: repeating-linear-gradient(90deg, #ddd 0px, #ddd 4px, #eee 4px, #eee 8px); border-radius: 2px; }
.card-cvv-display { font-family: var(--mono); font-size: 16px; color: #111; font-weight: 700; margin-left: 12px; letter-spacing: 3px; }
.card-back-network { padding: 0 20px; text-align: right; }

/* Visa SVG */
.visa-svg path { fill: #fff; }

/* CARD FORM */
.card-form { display: flex; flex-direction: column; gap: 14px; }

.cf-row { display: flex; flex-direction: column; }
.cf-row-half { flex-direction: row; gap: 14px; }
.cf-row-half .cf-field { flex: 1; }

.cf-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
}

.cf-field label {
  font-size: 12px;
  color: #666;
  font-weight: 500;
  letter-spacing: .5px;
}

.cf-field input {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  color: #fff;
  font-family: var(--font);
  font-size: 15px;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
  width: 100%;
}
.cf-field input::placeholder { color: #444; }
.cf-field input:focus {
  border-color: rgba(255,255,255,.3);
  box-shadow: 0 0 0 3px rgba(255,255,255,.05);
}
.cf-field input.valid { border-color: rgba(0,230,118,.4); }
.cf-field input.invalid { border-color: rgba(255,77,77,.4); }

.cf-card-type {
  position: absolute;
  right: 12px;
  bottom: 11px;
  font-size: 12px;
  color: #555;
  font-family: var(--mono);
  pointer-events: none;
}

.cf-error {
  background: rgba(255,77,77,.1);
  border: 1px solid rgba(255,77,77,.3);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--red);
}

.btn-pay-now {
  width: 100%;
  padding: 16px;
  background: #fff;
  color: #000;
  border: none;
  border-radius: 12px;
  font-family: var(--font);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all .2s;
  letter-spacing: .3px;
  margin-top: 4px;
}
.btn-pay-now:hover { background: #eee; transform: translateY(-1px); box-shadow: 0 8px 24px rgba(255,255,255,.1); }
.btn-pay-now:active { transform: translateY(0); }
.btn-pay-now:disabled { opacity: .5; cursor: not-allowed; transform: none; }

.pay-spinner {
  width: 18px; height: 18px;
  border: 2px solid rgba(0,0,0,.3);
  border-top-color: #000;
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* SUCCESS OVERLAY */
.co-success-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.92);
  backdrop-filter: blur(16px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  animation: fadeIn .3s ease;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.co-success-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 48px 40px;
  max-width: 440px;
  width: 90%;
  text-align: center;
  animation: slideUp .4s cubic-bezier(.4,0,.2,1);
}
@keyframes slideUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }

.success-ring {
  margin: 0 auto 24px;
  width: 80px; height: 80px;
}

.success-circle {
  stroke-dasharray: 226;
  stroke-dashoffset: 226;
  animation: drawCircle .6s .2s ease forwards;
}
@keyframes drawCircle { to { stroke-dashoffset: 0; } }

.success-check {
  stroke-dasharray: 50;
  stroke-dashoffset: 50;
  animation: drawCheck .4s .7s ease forwards;
}
@keyframes drawCheck { to { stroke-dashoffset: 0; } }

.success-title { font-size: 26px; font-weight: 700; margin-bottom: 8px; }
.success-sub { color: #888; font-size: 15px; margin-bottom: 16px; }
.success-order-id { font-family: var(--mono); font-size: 13px; color: #555; margin-bottom: 24px; }

.success-ref-msg {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: rgba(0,230,118,.07);
  border: 1px solid rgba(0,230,118,.15);
  border-radius: 12px;
  margin-bottom: 28px;
  text-align: left;
}
.srm-icon { font-size: 24px; flex-shrink: 0; }
.srm-title { font-size: 13px; font-weight: 700; color: var(--green); margin-bottom: 3px; }
.srm-body { font-size: 12px; color: #888; }

.success-actions { display: flex; flex-direction: column; gap: 10px; }
.btn-success-shop {
  display: block;
  padding: 14px;
  background: #fff;
  color: #000;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
  font-size: 15px;
  transition: background .2s;
}
.btn-success-shop:hover { background: #eee; }
.btn-success-dash {
  display: block;
  padding: 14px;
  background: transparent;
  color: #aaa;
  border: 1px solid var(--border);
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  transition: all .2s;
}
.btn-success-dash:hover { border-color: #444; color: #fff; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .co-main {
    grid-template-columns: 1fr;
    padding: 24px 16px;
    gap: 40px;
  }
  .co-summary { padding-right: 0; border-right: none; border-bottom: 1px solid var(--border); padding-bottom: 40px; }
  .co-payment { padding-left: 0; }
  .co-nav { padding: 14px 20px; }
  .co-nav-back { display: none; }
  .card-preview { width: 300px; height: 176px; }
  .card-number-display { font-size: 16px; letter-spacing: 2px; }
}

@media (max-width: 480px) {
  .co-nav { padding: 12px 16px; }
  .co-nav-steps { display: none; }
  .co-nav-logo { font-size: 16px; letter-spacing: 2px; }
  .co-main { padding: 16px 14px; gap: 32px; }
  .co-section-title { font-size: 16px; margin-bottom: 20px; }
  .express-btns { grid-template-columns: 1fr; gap: 10px; }
  .btn-apple-pay, .btn-google-pay { padding: 13px 16px; }
  .co-totals { padding: 16px; }
  .btn-pay-now { padding: 15px; font-size: 15px; }
  .co-success-card { padding: 32px 20px; }
  .success-title { font-size: 22px; }
}