/* =====================================================================
   QEVLO — CHECKOUT (loaded after style.css)
   ===================================================================== */
.co-page { background: var(--white); }
.co-secure { display: inline-flex; align-items: center; gap: .4em; color: var(--white); }
.co-secure svg { width: 15px; stroke-width: 1.5; }

/* ============================== HEADER BAND ============================== */
.co-head { background: var(--black); color: var(--white); padding: calc(var(--nav-h) + clamp(32px, 6vh, 72px)) 0 clamp(28px, 5vh, 56px); }
.co-head__title {
  font-size: var(--t-display); font-weight: 800; text-transform: uppercase;
  line-height: .86; letter-spacing: -.06em;
}
.steps { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: clamp(2rem, 5vh, 3.5rem); border-top: 1px solid var(--line-dark); }
.steps__item {
  position: relative; padding: 1rem 0 0; color: var(--g70);
  font-weight: 700; letter-spacing: -.03em; font-size: clamp(1rem, 1.6vw, 1.35rem);
  transition: color .5s var(--ease);
}
.steps__item .mono { display: block; font-weight: 400; color: var(--g50); font-size: .8rem; margin-bottom: .2rem; }
.steps__item::before {
  content: ""; position: absolute; left: 0; right: 0; top: -1px; height: 2px; background: var(--white);
  transform: scaleX(0); transform-origin: left; transition: transform .8s var(--ease);
}
.steps__item.is-active { color: var(--white); }
.steps__item.is-done { color: var(--g30); }
.steps__item.is-active::before, .steps__item.is-done::before { transform: scaleX(1); }

/* ============================== LAYOUT ============================== */
.co { background: var(--white); color: var(--black); padding: clamp(40px, 8vh, 96px) 0 var(--section-y); }
.co__grid { display: grid; grid-template-columns: 7fr 5fr; gap: clamp(2rem, 5vw, 6rem); align-items: start; }
.co.is-done .co__grid { grid-template-columns: 1fr; }

.panel { border: 0; margin: 0; padding: 0; min-width: 0; }
.panel__title {
  display: flex; align-items: baseline; gap: 1rem; padding: 0;
  font-size: var(--t-h3); font-weight: 800; letter-spacing: -.05em; margin-bottom: 1.6rem;
}
.panel__title .mono { color: var(--g50); font-weight: 400; }
.panel__title:focus { outline: none; }
.panel__sub { color: var(--g50); margin: 2.6rem 0 1rem; }
.panel__actions {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap;
  margin-top: 2.6rem; padding-top: 1.6rem; border-top: 1px solid var(--line-light);
}
.link { color: var(--g70); text-decoration: underline; text-underline-offset: 4px; }
.link:hover { color: var(--black); }

.co-bag { border-top: 1px solid var(--line-light); }
.co-bag .item { grid-template-columns: 96px 1fr auto; }
.co-bag .item__img { width: 96px; }
.co-empty { padding: 2.4rem 0; color: var(--g70); }
.co-empty__title { font-size: 1.8rem; font-weight: 800; letter-spacing: -.05em; color: var(--black); }
.co-empty__plans { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.4rem; }

/* ============================== FIELDS ============================== */
.fields { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1.4rem; }
.field { grid-column: span 6; display: flex; flex-direction: column; min-width: 0; }
.field--half { grid-column: span 3; }
.field--third { grid-column: span 2; }
.field label { color: var(--g50); font-size: .8rem; margin-bottom: .35rem; }
.field input, .field select {
  width: 100%; background: transparent; border: 0; border-bottom: 1px solid var(--g30); border-radius: 0;
  padding: .55rem 0 .7rem; font-size: 1.15rem; font-weight: 500; color: var(--black);
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
  -webkit-appearance: none; appearance: none;
}
.field select {
  background-image: linear-gradient(45deg, transparent 50%, var(--black) 50%), linear-gradient(-45deg, transparent 50%, var(--black) 50%);
  background-position: calc(100% - 10px) 55%, calc(100% - 5px) 55%;
  background-size: 5px 5px; background-repeat: no-repeat;
}
.field input::placeholder { color: var(--g30); }
.field input:focus, .field select:focus { outline: none; border-bottom-color: var(--black); box-shadow: 0 1px 0 0 var(--black); }
.field__err {
  color: var(--black); font-family: var(--mono); font-size: .75rem; min-height: 1.1em; margin-top: .35rem;
  text-transform: uppercase; letter-spacing: -.02em;
}
.field.is-error input, .field.is-error select { border-bottom: 1px dashed var(--black); }
.field.is-error label { color: var(--black); }

/* ============================== RADIO CHOICES ============================== */
.choices { display: grid; gap: .6rem; }
.choices--pay { grid-template-columns: repeat(3, 1fr); margin: 1.6rem 0 2rem; }
.choice { position: relative; cursor: pointer; }
.choice input { position: absolute; opacity: 0; pointer-events: none; }
.choice__box {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: 100%;
  border: 1px solid var(--line-light); border-radius: var(--radius-card); padding: 1.1rem 1.2rem;
  transition: background .4s var(--ease), color .4s var(--ease), border-color .4s var(--ease);
}
.choices--pay .choice__box { flex-direction: column; align-items: flex-start; justify-content: flex-start; }
.choice__box > span { display: flex; flex-direction: column; gap: .2rem; }
.choice__box b { font-weight: 700; letter-spacing: -.02em; }
.choice__box small { color: var(--g50); font-size: .72rem; }
.choice__box svg { width: 24px; height: 24px; stroke-width: 1.4; }
.choice .choice__box .choice__price { font-weight: 700; font-variant-numeric: tabular-nums; flex-direction: row; }
.choice:hover .choice__box { border-color: var(--g50); }
.choice input:checked + .choice__box { background: var(--black); color: var(--white); border-color: var(--black); }
.choice input:checked + .choice__box small { color: var(--g30); }
.choice input:focus-visible + .choice__box { outline: 2px solid var(--black); outline-offset: 3px; }

.notice {
  display: flex; align-items: center; gap: .6rem; background: var(--g10); color: var(--g70);
  padding: .9rem 1.1rem; border-radius: var(--radius-card); font-size: .78rem;
}
.notice svg { width: 18px; flex: none; stroke-width: 1.5; }
.pay-note { color: var(--g70); max-width: 52ch; padding: 1.2rem 0; border-top: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); }

/* ============================== CARD PREVIEW ============================== */
.cardviz { perspective: 1200px; width: min(380px, 100%); aspect-ratio: 1.586; margin: 0 0 2.2rem; }
.cardviz__inner { position: relative; width: 100%; height: 100%; transform-style: preserve-3d; transition: transform .9s var(--ease); }
.cardviz.is-flipped .cardviz__inner { transform: rotateY(180deg); }
.cardviz__face {
  position: absolute; inset: 0; border-radius: 14px; overflow: hidden;
  backface-visibility: hidden; -webkit-backface-visibility: hidden;
  background: radial-gradient(120% 140% at 100% 0%, #3a3a3a 0%, #111 55%, #000 100%);
  color: var(--white); padding: 1.3rem 1.4rem;
  display: flex; flex-direction: column; justify-content: space-between;
  box-shadow: 0 30px 60px -25px rgba(0,0,0,.55);
}
/* rhinestone trim, echoing the product frame */
.cardviz__front::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 8px; pointer-events: none;
  background: radial-gradient(circle, #e6e6e6 0 30%, #777 42%, transparent 52%) 0 0 / 8px 8px;
  opacity: .7;
}
.cardviz__top { display: flex; justify-content: space-between; align-items: center; }
.cardviz__top .mono { font-size: .8rem; color: var(--g30); }
.cardviz__chip { width: 42px; height: 32px; border-radius: 6px; background: linear-gradient(135deg, #d9d9d9, #8c8c8c); }
.cardviz__num { font-family: var(--mono); font-size: clamp(1rem, 2.6vw, 1.4rem); letter-spacing: .06em; font-variant-numeric: tabular-nums; white-space: nowrap; }
.cardviz__bottom { display: flex; justify-content: space-between; gap: 1rem; }
.cardviz__bottom span { display: flex; flex-direction: column; min-width: 0; }
.cardviz__bottom small { font-size: .62rem; color: var(--g50); }
.cardviz__bottom b { font-weight: 600; font-size: .9rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cardviz__back { transform: rotateY(180deg); justify-content: flex-start; padding: 0; }
.cardviz__strip { display: block; height: 22%; background: #000; margin-top: 12%; }
.cardviz__cvc { align-self: flex-end; background: var(--white); color: var(--black); margin: 1.2rem 1.4rem 0; padding: .4rem .8rem; border-radius: 4px; }
.cardviz__wm { margin-top: auto; padding: 1.2rem 1.4rem; color: var(--g50); }

/* ============================== CHECKBOX ============================== */
.check { position: relative; display: flex; gap: .8rem; align-items: flex-start; margin-top: 2.2rem; cursor: pointer; color: var(--g70); }
.check input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.check__box {
  flex: none; width: 22px; height: 22px; margin-top: .1rem;
  border: 1px solid var(--black); border-radius: 4px; display: grid; place-items: center;
  transition: background .3s var(--ease);
}
.check__box svg { width: 14px; color: var(--white); stroke-width: 2; opacity: 0; transform: scale(.4); transition: opacity .3s var(--ease), transform .4s var(--ease); }
.check input:checked + .check__box { background: var(--black); }
.check input:checked + .check__box svg { opacity: 1; transform: scale(1); }
.check input:focus-visible + .check__box { outline: 2px solid var(--black); outline-offset: 3px; }
.check.is-error .check__box { border-style: dashed; }

/* ============================== SUMMARY ============================== */
.summary {
  position: sticky; top: calc(var(--nav-h) + 20px);
  background: var(--black); color: var(--white); border-radius: var(--radius-card);
  padding: clamp(1.4rem, 2.4vw, 2.2rem);
}
.summary__label { color: var(--g50); margin-bottom: 1rem; }
.summary__items li { display: grid; grid-template-columns: 48px 1fr auto; gap: .9rem; align-items: center; padding: .9rem 0; border-bottom: 1px solid var(--g80); }
.summary__items img { width: 48px; aspect-ratio: 3 / 4; object-fit: cover; border-radius: var(--radius-media); }
.summary__items b { display: block; font-weight: 700; letter-spacing: -.02em; }
.summary__items small { color: var(--g50); font-size: .72rem; }
.summary__items li > span:last-child { font-variant-numeric: tabular-nums; }
.summary__items .summary__none { display: block; color: var(--g50); }
.summary__rows { margin: 1rem 0 0; }
.summary__rows div { display: flex; justify-content: space-between; align-items: baseline; padding: .55rem 0; }
.summary__rows dt { color: var(--g50); }
.summary__rows dd { margin: 0; font-variant-numeric: tabular-nums; }
.summary__rows .summary__total { border-top: 1px solid var(--g80); margin-top: .5rem; padding-top: 1rem; }
.summary__total dd { font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 800; letter-spacing: -.05em; }
.summary__trust { margin-top: 1.6rem; padding-top: 1.2rem; border-top: 1px solid var(--g80); color: var(--g30); font-size: .92rem; }
.summary__trust li { display: flex; align-items: center; gap: .6rem; padding: .3rem 0; }
.summary__trust svg { width: 16px; stroke-width: 1.5; flex: none; }
.summary__trust a { text-decoration: underline; text-underline-offset: 3px; }

/* ============================== PROCESSING OVERLAY ============================== */
.processing {
  position: fixed; inset: 0; z-index: 150; background: var(--black); color: var(--white);
  display: flex; align-items: flex-end; justify-content: space-between; padding: var(--gutter);
}
.processing__count { font-size: clamp(5rem, 18vw, 16rem); font-weight: 800; line-height: .8; letter-spacing: -.06em; font-variant-numeric: tabular-nums; }
.processing__label { color: var(--g50); padding-bottom: .6em; }

/* ============================== CONFIRMATION ============================== */
.done { outline: none; }
.done__title { font-size: var(--t-h2); font-weight: 800; letter-spacing: -.06em; line-height: .92; text-transform: uppercase; overflow-wrap: anywhere; }
.done__title:focus { outline: none; }
.done__lead { font-size: var(--t-h3); font-weight: 600; letter-spacing: -.035em; line-height: 1.2; max-width: 30ch; margin-top: 1.6rem; }
.done__lead .mono { font-size: .9em; }
.done__pay { color: var(--g70); margin-top: 1rem; max-width: 60ch; }
.done__box {
  display: grid; grid-template-columns: 220px 1fr; gap: 2rem; align-items: center;
  margin: 3rem 0; padding: 2rem 0; border-top: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light);
}
.done__box img { border-radius: var(--radius-media); }
.done__box .mono { color: var(--g50); margin-bottom: 1rem; }
.done__box li { font-size: 1.3rem; font-weight: 700; letter-spacing: -.035em; padding: .6rem 0; border-bottom: 1px solid var(--line-light); }
.done__box li .mono { display: inline; margin-right: .8rem; font-weight: 400; }
.pulse--dark { background: var(--black); margin-left: .4em; }

/* ============================== RESPONSIVE ============================== */
@media (max-width: 960px) {
  .co__grid { grid-template-columns: 1fr; }
  .summary { position: static; order: -1; }
  .co-secure { display: none; }
  .choices--pay { grid-template-columns: 1fr; }
  .choices--pay .choice__box { flex-direction: row; align-items: center; justify-content: flex-start; }
}
@media (max-width: 720px) {
  .steps__item { font-size: .9rem; }
  .field--half, .field--third { grid-column: span 6; }
  .co-bag .item { grid-template-columns: 64px 1fr auto; }
  .co-bag .item__img { width: 64px; }
  .done__box { grid-template-columns: 1fr; }
  .done__box img { max-width: 220px; }
  .panel__actions { flex-direction: column-reverse; align-items: stretch; }
  .panel__actions .btn { width: 100%; white-space: normal; }
  .panel__actions .link { text-align: center; }
}

/* ============================== STUDENT OFFER ============================== */
.student { margin: 2.4rem 0 .4rem; padding: 1.2rem; border: 1px dashed var(--g30); border-radius: 8px; }
.student__check { margin-top: 0; }
.student__check b { display: block; color: var(--black); margin-bottom: .2rem; }
.student__fields { margin-top: 1.4rem; }