/* ============================================================
   FLOTARIUM — reusable product page shell
   Content remains inside each service folder; interaction and layout are shared.
   ============================================================ */

body {
  background: var(--bg);
  color: var(--text);
}

[hidden] { display: none !important; }
body.modal-open { overflow: hidden; }

.nav-main a.is-current { color: var(--accent-2); }
.nav-main a.is-current::after { width: 100%; }

/* The global stylesheet reserves an enlarged entry after any hero.
   Product pages already finish the hero with their own breathing room,
   so the first content section must use the regular site rhythm. */
#main > .product-hero + .section-pad { padding-top: var(--section-pad-y); }

.product-hero {
  position: relative;
  min-height: 100vh;
  padding: clamp(112px, 13vh, 148px) 0 var(--section-pad-y);
  overflow: hidden;
  isolation: isolate;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--bg-2) 82%, transparent), transparent 52%),
    radial-gradient(80% 100% at 85% 35%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 70%);
}

.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-mute);
}

.crumbs a { color: var(--text-mute); transition: color .3s ease; }
.crumbs a:hover { color: var(--accent); }
.crumbs .sep { opacity: .5; }
.crumbs .cur { color: var(--text-dim); }

.product-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(420px, 1.08fr);
  gap: clamp(44px, 7vw, 112px);
  align-items: start;
}

.product-copy { position: relative; z-index: 2; }
.product-copy > .crumbs { margin-bottom: clamp(16px, 1.8vw, 22px); }

.product-copy h1 {
  max-width: 11ch;
  font-size: var(--step-4);
  line-height: .9;
  letter-spacing: -.04em;
  margin: 0 0 clamp(27px, 3vw, 40px);
}

.product-copy h1 em,
.product-scenarios h2 em,
.included-content h2 em,
.gift-flow h2 em,
.product-faq h2 em,
.product-final-cta h2 em {
  display: inline-block;
  color: var(--accent-2);
  font-weight: 300;
  font-style: italic;
}

.product-lede {
  max-width: 54ch;
  color: var(--text-dim);
  font-size: clamp(1rem, .92rem + .35vw, 1.22rem);
  line-height: 1.72;
}

.product-price {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px 18px;
  margin: clamp(30px, 4vw, 46px) 0 26px;
}

.product-price-now {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5.1vw, 4.8rem);
  line-height: 1;
  color: var(--text);
}

.product-price-old { color: var(--text-mute); font-size: clamp(1rem, 1.5vw, 1.25rem); text-decoration: line-through; text-decoration-thickness: 1px; }

.product-saving {
  padding: 7px 10px;
  border-radius: 100px;
  background: color-mix(in srgb, var(--accent) 11%, transparent);
  color: var(--accent-2);
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.product-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.product-actions .btn { min-width: 204px; }

.product-safe-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  max-width: 52ch;
  margin-top: 19px;
  color: var(--text-mute);
  font-size: .78rem;
  line-height: 1.55;
}

.product-safe-note > span { color: var(--accent-2); }

.product-visual { position: relative; margin-top: clamp(32px, 2.8vw, 38px); }
.product-gallery { position: relative; outline: none; touch-action: pan-y; }
.product-gallery:focus-visible .product-photo { box-shadow: 0 0 0 2px var(--accent), 0 42px 100px -56px color-mix(in srgb, var(--accent) 45%, #000); }

.product-photo {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--line));
  border-radius: var(--r-xl);
  background: var(--surface);
  box-shadow: 0 42px 100px -56px color-mix(in srgb, var(--accent) 45%, #000);
}

.product-photo::after {
  content: "";
  position: absolute;
  z-index: 2;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(to top, rgba(2, 9, 20, .78), transparent 42%), radial-gradient(80% 50% at 50% 10%, rgba(95, 197, 255, .13), transparent 70%);
}

.product-slide {
  position: absolute;
  z-index: 0;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transform: scale(1.025);
  transition: opacity .55s var(--ease-out), visibility .55s, transform .9s var(--ease-out);
}

.product-slide.is-active { z-index: 1; opacity: 1; visibility: visible; transform: scale(1); }
.product-slide img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center; filter: saturate(.86) contrast(1.04); }

.product-slide figcaption {
  position: absolute;
  z-index: 3;
  left: clamp(22px, 3vw, 38px);
  right: clamp(22px, 3vw, 38px);
  bottom: clamp(22px, 3vw, 34px);
  max-width: 34ch;
  color: rgba(255,255,255,.86);
  font-size: .82rem;
  line-height: 1.5;
}

.product-gallery-arrow {
  position: absolute;
  z-index: 4;
  top: calc(50% - 24px);
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--line));
  border-radius: 50%;
  background: color-mix(in srgb, var(--surface) 82%, transparent);
  color: var(--text);
  font-size: 1.2rem;
  backdrop-filter: blur(14px);
  box-shadow: 0 16px 34px -24px #000;
  transition: color .3s ease, border-color .3s ease, background .3s ease, transform .3s var(--ease-out);
}

.product-gallery-arrow:hover { color: var(--accent-2); border-color: var(--accent); background: color-mix(in srgb, var(--surface) 94%, transparent); transform: scale(1.06); }
.product-gallery-arrow:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.product-gallery-arrow--prev { left: 16px; }
.product-gallery-arrow--next { right: 16px; }

.product-gallery-meta { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 14px 4px 0; }
.product-gallery-dots { display: flex; align-items: center; gap: 8px; }
.product-gallery-dot { width: 28px; height: 3px; border-radius: 100px; background: var(--line-strong); transition: width .35s var(--ease-out), background .35s ease, box-shadow .35s ease; }
.product-gallery-dot:hover { background: var(--text-mute); }
.product-gallery-dot.is-active { width: 46px; background: var(--accent); box-shadow: 0 0 14px var(--accent-glow); }
.product-gallery-dot:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.product-gallery-counter { color: var(--text-mute); font-family: var(--font-mono); font-size: .62rem; letter-spacing: .12em; }

.product-facts {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: clamp(28px, 3vw, 38px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.product-facts > div {
  display: grid;
  grid-template-columns: minmax(112px, .7fr) minmax(0, 1.3fr);
  align-items: baseline;
  gap: clamp(18px, 2vw, 30px);
  padding: clamp(16px, 1.8vw, 22px) 0;
  border-bottom: 1px solid var(--line);
}

.product-facts > div:last-child { border-bottom: 0; }
.product-facts dt { color: var(--text); font-family: var(--font-display); font-size: clamp(1.25rem, 1.7vw, 1.55rem); }
.product-facts dd { color: var(--text-mute); font-size: .78rem; line-height: 1.5; }

.product-scenarios { background: var(--bg-2); }
.product-scenarios .sec-head { max-width: 780px; margin-bottom: clamp(30px, 4vw, 48px); }
.product-scenarios .sec-head h2,
.included-content h2,
.gift-flow .sec-head h2,
.product-faq .sec-head h2 { font-size: var(--step-3); line-height: 1; letter-spacing: -.025em; }

.scenario-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }

.scenario-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 280px;
  padding: clamp(23px, 2.5vw, 32px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: linear-gradient(145deg, var(--surface), color-mix(in srgb, var(--surface-2) 74%, transparent));
  transition: border-color .45s var(--ease), transform .55s var(--ease-out), box-shadow .45s var(--ease);
}

.scenario-card::after {
  content: "";
  position: absolute;
  width: 180px;
  aspect-ratio: 1;
  right: -100px;
  bottom: -110px;
  border: 1px solid color-mix(in srgb, var(--accent) 20%, transparent);
  border-radius: 50%;
  transition: transform .8s var(--ease-out), border-color .45s var(--ease);
}

.scenario-card:hover { transform: translateY(-7px); border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); box-shadow: 0 18px 40px -22px var(--accent-glow); }
.scenario-card:hover::after { transform: scale(1.35); border-color: color-mix(in srgb, var(--accent) 38%, transparent); }
.scenario-index { color: var(--accent-2); font-family: var(--font-mono); font-size: .68rem; letter-spacing: .12em; }
.scenario-card h3 { margin: auto 0 12px; font-family: var(--font-display); font-size: var(--step-1); font-weight: var(--display-weight); line-height: 1.12; }
.scenario-card p { max-width: 38ch; color: var(--text-dim); font-size: var(--step--1); line-height: 1.5; }
.scenario-meta { margin-top: 16px; color: var(--text-mute); font-family: var(--font-mono); font-size: .58rem; letter-spacing: .07em; text-transform: uppercase; }

.product-included { overflow: hidden; }
.included-grid { display: grid; grid-template-columns: minmax(350px, .9fr) minmax(0, 1.1fr); gap: clamp(44px, 8vw, 120px); align-items: center; }
.included-visual figure { position: relative; aspect-ratio: 4 / 5; overflow: hidden; border-radius: var(--r-xl); border: 1px solid var(--line); }
.included-visual img { display: block; width: 100%; height: 100%; object-fit: cover; }
.included-visual figure::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(2,8,17,.8), transparent 45%); pointer-events: none; }
.included-visual figcaption { position: absolute; z-index: 2; left: clamp(25px, 3vw, 42px); right: clamp(25px, 3vw, 42px); bottom: clamp(25px, 3vw, 38px); color: rgba(255,255,255,.86); line-height: 1.45; }
.included-visual figcaption span { display: block; margin-bottom: 7px; color: var(--accent-2); font-family: var(--font-mono); font-size: .6rem; letter-spacing: .11em; text-transform: uppercase; }
.included-content .lede { max-width: 50ch; margin-top: 22px; }

.included-list { display: grid; gap: 0; margin-top: clamp(34px, 5vw, 54px); }
.included-list li { display: flex; gap: 16px; padding: 18px 0; border-top: 1px solid var(--line); }
.included-list li:last-child { border-bottom: 1px solid var(--line); }
.included-check { display: grid; place-items: center; flex: none; width: 30px; height: 30px; margin-top: 1px; border: 1px solid color-mix(in srgb, var(--accent) 46%, transparent); border-radius: 50%; color: var(--accent-2); background: var(--accent-soft); font-size: .75rem; }
.included-list strong { display: block; margin-bottom: 4px; font-weight: 500; }
.included-list li div span { display: block; color: var(--text-mute); font-size: .78rem; line-height: 1.5; }

.gift-flow { background: var(--bg-2); }
.gift-flow-head { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(300px, .75fr); gap: clamp(36px, 7vw, 112px); align-items: start; }
.gift-flow-head > .lede {
  max-width: 36ch;
  padding-bottom: 0;
  font-size: clamp(.95rem, 1.15vw, 1.12rem);
  line-height: 1.55;
}

.gift-steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(12px, 1.4vw, 18px); margin: clamp(30px, 4vw, 48px) 0 0; padding: 0; list-style: none; }
.gift-steps li { position: relative; min-width: 0; min-height: 250px; padding: clamp(22px, 2vw, 30px) clamp(20px, 1.9vw, 24px); border-radius: var(--r-lg); background: var(--surface); border: 1px solid var(--line); display: flex; flex-direction: column; overflow: hidden; transition: transform .45s var(--ease), border-color .45s var(--ease), background-color .45s var(--ease), box-shadow .45s var(--ease); }
.gift-steps li::after { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px; background: linear-gradient(90deg, var(--accent-deep), var(--accent-2)); transform: scaleX(0); transform-origin: left; transition: transform .5s var(--ease); }
.gift-step-num { display: block; margin-bottom: auto; color: var(--accent); font-family: var(--font-mono); font-size: .72rem; letter-spacing: .1em; }
.gift-steps h3 { margin-bottom: 8px; font-family: var(--font-display); font-size: var(--step-1); font-weight: var(--display-weight); line-height: 1.12; overflow-wrap: break-word; }
.gift-steps p { color: var(--text-dim); font-size: var(--step--1); line-height: 1.5; }
@media (hover: hover) {
  .gift-steps li:hover { transform: translateY(-6px); border-color: var(--accent); background: var(--surface-2); box-shadow: 0 18px 40px -22px var(--accent-glow); }
  .gift-steps li:hover::after { transform: scaleX(1); }
  .gift-steps li:hover .gift-step-num { color: var(--accent-2); }
}

.gift-note {
  display: grid;
  grid-template-columns: .5fr 1fr auto;
  gap: clamp(24px, 4vw, 54px);
  align-items: center;
  margin-top: 14px;
  padding: clamp(25px, 3.6vw, 42px);
  border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--line));
  border-radius: var(--r-xl);
  background: linear-gradient(110deg, color-mix(in srgb, var(--accent) 9%, var(--surface)), var(--surface));
}
.gift-note-kicker { margin-bottom: 5px; color: var(--text-mute); font-family: var(--font-mono); font-size: .58rem; letter-spacing: .09em; text-transform: uppercase; }
.gift-note-title { color: var(--accent-2); font-family: var(--font-display); font-size: clamp(2rem, 3.4vw, 3rem); }
.gift-note > p { color: var(--text-dim); font-size: .84rem; line-height: 1.65; }

.product-faq .sec-head { position: sticky; top: 120px; }

.product-final-cta {
  position: relative;
  overflow: hidden;
  padding: clamp(86px, 12vw, 165px) 0;
  text-align: center;
  background: radial-gradient(circle at 50% 45%, color-mix(in srgb, var(--accent) 17%, transparent), transparent 55%), var(--bg-2);
}
.product-final-cta::before, .product-final-cta::after { content: ""; position: absolute; left: 50%; top: 50%; width: min(72vw, 840px); aspect-ratio: 1; border: 1px solid color-mix(in srgb, var(--accent) 14%, transparent); border-radius: 50%; transform: translate(-50%,-50%); pointer-events: none; }
.product-final-cta::after { width: min(48vw, 570px); }
.product-final-inner { position: relative; z-index: 2; }
.product-final-cta h2 { margin: 16px 0 24px; font-size: var(--step-4); line-height: .92; letter-spacing: -.035em; }
.product-final-cta p:not(.eyebrow) { max-width: 58ch; margin: 0 auto; color: var(--text-dim); line-height: 1.65; }
.product-final-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 34px; }

.footer-legal-links { display: flex; flex-wrap: wrap; gap: 22px; }

/* Certificate form */
.certificate-modal {
  position: fixed;
  inset: 0;
  z-index: 2500;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(2, 8, 16, .78);
  backdrop-filter: blur(16px) saturate(1.1);
  opacity: 0;
  visibility: hidden;
  transition: opacity .35s ease, visibility .35s ease;
}

.certificate-modal.is-open { opacity: 1; visibility: visible; }

.certificate-dialog {
  position: relative;
  width: min(760px, 100%);
  max-height: min(92vh, 920px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: clamp(26px, 4vw, 48px);
  border: 1px solid color-mix(in srgb, var(--accent) 26%, var(--line));
  border-radius: var(--r-xl);
  background: linear-gradient(145deg, color-mix(in srgb, var(--surface-2) 96%, var(--accent) 2%), var(--surface));
  box-shadow: 0 46px 120px -40px #000;
  transform: translateY(18px) scale(.985);
  transition: transform .45s var(--ease-out);
  scrollbar-width: thin;
  scrollbar-color: var(--line-strong) transparent;
}

.certificate-modal.is-open .certificate-dialog { transform: none; }
.certificate-close { position: absolute; z-index: 4; right: 18px; top: 18px; display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 50%; color: var(--text-dim); font-size: 1.55rem; line-height: 1; transition: color .3s ease, border-color .3s ease, transform .35s var(--ease-out); }
.certificate-close:hover { color: var(--accent-2); border-color: var(--accent); transform: rotate(90deg); }

.certificate-head { padding-right: 42px; }
.certificate-head .eyebrow { margin-bottom: 13px; }
.certificate-head h2 { font-size: var(--step-2); line-height: 1; }
.certificate-head > p:not(.eyebrow) { max-width: 58ch; margin-top: 15px; color: var(--text-dim); font-size: .88rem; line-height: 1.6; }
.certificate-price-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 26px; padding: 17px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.certificate-price-row span { color: var(--text-mute); font-family: var(--font-mono); font-size: .64rem; letter-spacing: .06em; text-transform: uppercase; }
.certificate-price-row strong { color: var(--accent-2); font-family: var(--font-display); font-size: 1.7rem; font-weight: 400; }

.certificate-form { margin-top: 28px; }
.form-section { margin: 0 0 26px; padding: 0; border: 0; }
.form-section > legend { width: 100%; margin-bottom: 12px; color: var(--text-mute); font-family: var(--font-mono); font-size: .62rem; letter-spacing: .1em; text-transform: uppercase; }

.choice-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.choice-card { position: relative; cursor: pointer; }
.choice-card input { position: absolute; opacity: 0; pointer-events: none; }
.choice-card > span { display: block; padding: 15px 17px; border: 1px solid var(--line); border-radius: var(--r-sm); background: color-mix(in srgb, var(--bg-2) 74%, transparent); transition: border-color .3s ease, background .3s ease, transform .3s var(--ease-out); }
.choice-card strong { display: block; margin-bottom: 3px; font-size: .9rem; font-weight: 500; }
.choice-card small { color: var(--text-mute); font-size: .7rem; }
.choice-card input:checked + span { border-color: var(--accent); background: var(--accent-soft); }
.choice-card input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 3px; }

.city-choice { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.city-choice label { position: relative; cursor: pointer; }
.city-choice input { position: absolute; opacity: 0; pointer-events: none; }
.city-choice span { display: grid; place-items: center; min-height: 48px; padding: 0 14px; border: 1px solid var(--line); border-radius: var(--r-sm); color: var(--text-dim); font-size: .82rem; transition: all .3s ease; }
.city-choice input:checked + span { border-color: var(--accent); color: var(--accent-2); background: var(--accent-soft); }
.city-choice input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 3px; }

.form-fields-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-field--wide { grid-column: 1 / -1; }
.form-field > span { display: block; margin-bottom: 7px; color: var(--text-mute); font-family: var(--font-mono); font-size: .62rem; letter-spacing: .08em; text-transform: uppercase; }
.form-field > span small, .check-row small { color: var(--text-mute); font-size: .65rem; }
.form-field input { width: 100%; min-height: 50px; padding: 0 15px; border: 1px solid var(--line); border-radius: var(--r-sm); background: var(--bg-2); color: var(--text); font-size: .85rem; transition: border-color .3s ease, box-shadow .3s ease; }
.form-field input::placeholder { color: color-mix(in srgb, var(--text-mute) 72%, transparent); }
.form-field input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 10%, transparent); }
.form-field input:user-invalid { border-color: var(--coral); }
.form-hint { margin: -3px 0 14px; color: var(--text-mute); font-size: .72rem; line-height: 1.5; }
.gift-recipient { margin-top: 3px; padding: 20px; border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--line)); border-radius: var(--r-lg); background: color-mix(in srgb, var(--accent) 5%, transparent); }

.form-consents { display: grid; gap: 11px; margin-top: 4px; }
.check-row { display: grid; grid-template-columns: 19px 1fr; gap: 11px; align-items: start; color: var(--text-mute); font-size: .68rem; line-height: 1.55; cursor: pointer; }
.check-row input { width: 17px; height: 17px; margin-top: 1px; accent-color: var(--accent); }
.check-row a { color: var(--accent-2); text-decoration: underline; text-underline-offset: 2px; }

.certificate-submit-row { display: flex; align-items: center; justify-content: space-between; gap: 22px; margin-top: 28px; padding-top: 22px; border-top: 1px solid var(--line); }
.submit-total { display: grid; gap: 2px; }
.submit-total span { color: var(--text-mute); font-family: var(--font-mono); font-size: .58rem; letter-spacing: .08em; text-transform: uppercase; }
.submit-total strong { font-family: var(--font-display); font-size: 1.7rem; font-weight: 400; }
.payment-note { margin-top: 11px; color: var(--text-mute); font-size: .66rem; text-align: right; }

.certificate-success { padding: clamp(30px, 5vw, 56px) 0; text-align: center; }
.success-mark { display: grid; place-items: center; width: 64px; height: 64px; margin: 0 auto 28px; border: 1px solid var(--accent); border-radius: 50%; background: var(--accent-soft); color: var(--accent-2); font-size: 1.5rem; }
.certificate-success .eyebrow { justify-content: center; }
.certificate-success h2 { margin: 12px 0 18px; font-size: var(--step-2); }
.certificate-success > p:not(.eyebrow) { max-width: 50ch; margin: 0 auto; color: var(--text-dim); line-height: 1.65; }
.success-summary { display: flex; justify-content: space-between; gap: 20px; margin: 30px auto; padding: 18px 20px; max-width: 430px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.success-summary span { color: var(--text-dim); }
.success-summary strong { color: var(--accent-2); font-family: var(--font-display); font-size: 1.4rem; font-weight: 400; }

.mobile-buybar { display: none; }

@media (max-width: 1040px) {
  .product-hero-grid { grid-template-columns: minmax(0, 1fr) minmax(390px, .9fr); gap: 42px; }
  .gift-note { grid-template-columns: .6fr 1.2fr; }
  .gift-note .btn { grid-column: 1 / -1; width: 100%; }
}

@media (max-width: 900px) {
  .product-hero { min-height: auto; }
  .product-hero-grid { grid-template-columns: 1fr; }
  .product-copy { max-width: 690px; }
  .product-copy h1 { max-width: 12ch; }
  .product-visual { max-width: 760px; width: 100%; margin: 0 auto; }
  .product-facts > div { padding: 19px 0; }
  .product-facts > div:last-child { border-bottom: 0; }
  .scenario-grid { grid-template-columns: 1fr; }
  .scenario-card { min-height: 230px; }
  .included-grid { grid-template-columns: 1fr; }
  .included-visual { order: 2; }
  .gift-flow-head { grid-template-columns: 1fr; }
  .gift-flow-head > .lede { max-width: 54ch; }
  .gift-steps { grid-template-columns: 1fr; }
  .gift-steps li { min-height: auto; }
  .gift-step-num { margin-bottom: 40px; }
  .product-faq .sec-head { position: static; }
}

@media (max-width: 720px) {
  body { padding-bottom: 82px; }
  .site-footer { padding-bottom: 110px; }
  .product-price { margin-top: 28px; }
  .product-actions { align-items: stretch; flex-direction: column; }
  .product-actions .btn { width: 100%; }
  .product-visual { padding: 0; }
  .product-photo { border-radius: var(--r-xl); }
  .product-gallery-arrow { top: calc(50% - 22px); width: 44px; height: 44px; }
  .product-gallery-arrow--prev { left: 10px; }
  .product-gallery-arrow--next { right: 10px; }
  .product-gallery-dot { width: 20px; }
  .product-gallery-dot.is-active { width: 34px; }
  .gift-note { grid-template-columns: 1fr; }
  .gift-note .btn { grid-column: auto; }
  .certificate-modal { align-items: end; padding: 0; }
  .certificate-dialog { max-height: 94dvh; padding: 28px 18px 30px; border-radius: var(--r-lg) var(--r-lg) 0 0; border-bottom: 0; transform: translateY(40px); }
  .certificate-head { padding-right: 40px; }
  .form-fields-grid { grid-template-columns: 1fr; }
  .form-field--wide { grid-column: auto; }
  .certificate-submit-row { align-items: stretch; flex-direction: column; }
  .certificate-submit-row .btn { width: 100%; }
  .submit-total { display: flex; justify-content: space-between; align-items: baseline; }
  .payment-note { text-align: left; }
  .mobile-buybar { position: fixed; z-index: 1200; left: 10px; right: 10px; bottom: 10px; display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 68px; padding: 9px 10px 9px 17px; border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--line)); border-radius: var(--r-md); background: color-mix(in srgb, var(--surface) 92%, transparent); backdrop-filter: blur(18px); box-shadow: 0 18px 60px -22px #000; transition: opacity .3s ease, transform .3s ease; }
  .mobile-buybar > div { display: grid; gap: 1px; }
  .mobile-buybar > div span { color: var(--text-mute); font-size: .62rem; }
  .mobile-buybar > div strong { font-family: var(--font-display); font-size: 1.35rem; font-weight: 400; }
  body.modal-open .mobile-buybar { opacity: 0; transform: translateY(120%); pointer-events: none; }
}

@media (max-width: 480px) {
  .product-facts > div { grid-template-columns: 1fr; gap: 4px; }
  .product-price-now { font-size: 3.15rem; }
  .product-saving { width: 100%; max-width: max-content; }
  .choice-grid { grid-template-columns: 1fr; }
  .city-choice { grid-template-columns: 1fr; }
  .certificate-price-row { align-items: flex-start; flex-direction: column; gap: 6px; }
  .certificate-close { top: 14px; right: 14px; }
  .mobile-buybar > div span { display: none; }
  .product-final-actions { align-items: stretch; flex-direction: column; }
  .product-final-actions .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .scenario-card, .scenario-card::after, .gift-steps li, .gift-steps li::after, .certificate-dialog, .certificate-close { transition: none; }
  .scenario-card:hover, .certificate-close:hover { transform: none; }
  .scenario-card:hover::after { transform: none; }
}