:root {
  color-scheme: dark;
  --bg: #050713;
  --panel: rgba(8, 16, 39, 0.91);
  --panel-light: rgba(14, 28, 60, 0.9);
  --border: rgba(100, 174, 255, 0.48);
  --cyan: #28dcff;
  --pink: #ff2db2;
  --pink-soft: #ff8cda;
  --green: #08d869;
  --lime: #afff38;
  --text: #f8fbff;
  --muted: #aab8cf;
  --danger: #ffb559;
  --shadow-pink: 0 0 12px rgba(255, 45, 178, 0.66), 0 0 34px rgba(255, 45, 178, 0.23);
  --shadow-cyan: 0 0 12px rgba(40, 220, 255, 0.62), 0 0 34px rgba(40, 220, 255, 0.2);
  font-family: Inter, "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
}

* {
  box-sizing: border-box;
}

[hidden] { display: none !important; }

html {
  background: #02040b;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 50% 0%, rgba(31, 34, 89, 0.7), transparent 45rem),
    #02040b;
  color: var(--text);
}

button,
input {
  font: inherit;
}

button,
a,
label {
  -webkit-tap-highlight-color: transparent;
}

.page-shell {
  position: relative;
  width: min(100%, 760px);
  min-height: 100vh;
  margin: 0 auto;
  overflow: hidden;
  background:
    linear-gradient(rgba(3, 5, 16, 0.02), rgba(3, 5, 16, 0.72) 36rem, rgba(3, 5, 16, 0.96) 72rem),
    url("assets/neon-kabukicho.webp") center top / 100% auto no-repeat,
    #070a17;
  box-shadow: 0 0 80px rgba(0, 0, 0, 0.8);
}

.hero {
  position: relative;
  min-height: 650px;
  padding: max(24px, env(safe-area-inset-top)) 28px 32px;
  isolation: isolate;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(2, 5, 15, 0.3) 0%, rgba(2, 5, 15, 0.14) 53%, transparent 74%),
    linear-gradient(180deg, rgba(2, 5, 15, 0.04) 45%, rgba(4, 7, 18, 0.94) 100%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.11;
  background-image:
    linear-gradient(80deg, transparent 48%, rgba(63, 191, 255, 0.3) 49% 50%, transparent 51%),
    linear-gradient(100deg, transparent 48%, rgba(255, 41, 179, 0.28) 49% 50%, transparent 51%);
  background-size: 110px 100%, 160px 100%;
}

.brand {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  width: fit-content;
  gap: 8px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 43px;
  height: 43px;
  font-size: 35px;
  font-style: italic;
  font-weight: 1000;
  line-height: 1;
  color: #fff;
  transform: skew(-8deg);
  text-shadow: -4px 0 0 var(--pink), 4px 0 0 var(--cyan), 0 0 14px var(--pink);
}

.brand strong {
  display: block;
  font-size: clamp(26px, 7vw, 38px);
  font-style: italic;
  font-weight: 1000;
  letter-spacing: -0.08em;
  background: linear-gradient(95deg, #fff 8%, #ff77d2 38%, #39e7ff 92%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 7px rgba(255, 45, 178, 0.9));
}

.brand small {
  display: block;
  margin-top: 1px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: 100%;
  margin-top: 72px;
}

.hero h1 {
  margin: 0;
  max-width: 620px;
  font-size: clamp(34px, 8.7vw, 61px);
  line-height: 1.07;
  letter-spacing: -0.06em;
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.36), 4px 4px 0 rgba(0, 169, 255, 0.34);
}

.hero h1 em {
  display: block;
  margin-top: 8px;
  color: #fff;
  font-style: normal;
  text-shadow: 0 0 7px #fff, 0 0 18px var(--pink), 4px 4px 0 #bd087b;
}

.hero-description {
  width: 58%;
  margin: 24px 0 0;
  font-size: clamp(14px, 3.8vw, 21px);
  font-weight: 700;
  line-height: 1.65;
  text-shadow: 0 2px 8px #000;
}

.hero-benefits {
  position: absolute;
  z-index: 3;
  left: 28px;
  bottom: 36px;
  display: flex;
  align-items: stretch;
  gap: 10px;
}

.hero-benefits > div {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 135px;
  padding: 10px 12px;
  border: 1px solid rgba(54, 220, 255, 0.48);
  border-radius: 8px;
  background: rgba(4, 11, 28, 0.76);
  box-shadow: 0 0 15px rgba(27, 180, 255, 0.12);
}

.feature-icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--cyan);
  border-radius: 7px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 900;
  box-shadow: inset 0 0 8px rgba(40, 220, 255, 0.2), 0 0 8px rgba(40, 220, 255, 0.2);
}

.feature-icon img { width: 25px; height: 19px; }

.hero-benefits strong { font-size: 13px; line-height: 1.35; }

main {
  position: relative;
  z-index: 4;
  display: grid;
  gap: 14px;
  padding: 0 16px max(28px, env(safe-area-inset-bottom));
  margin-top: -18px;
}

.panel {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(7, 14, 35, 0.97), rgba(10, 22, 50, 0.93));
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.product-card {
  display: grid;
  grid-template-columns: 56px 1fr auto;
  align-items: center;
  gap: 13px;
  padding: 17px;
}

.mini-bottle {
  width: 45px;
  height: 72px;
  border: 0;
  border-radius: 5px;
  object-fit: contain;
  object-position: center;
  box-shadow: 0 0 12px rgba(255, 137, 29, 0.28);
}

.section-kicker {
  margin: 0 0 3px;
  color: var(--muted);
  font-size: 10px;
}

.product-card h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(19px, 5.2vw, 28px);
  letter-spacing: 0.02em;
}

.our-price {
  padding: 0 0 0 12px;
  border: 0;
  border-left: 2px solid #ffd452;
  background: transparent;
  box-shadow: none;
  text-align: right;
}

.our-price > span {
  display: block;
  margin-bottom: 1px;
  font-size: 11px;
  font-weight: 700;
  color: #ffe394;
}

.our-price strong {
  display: block;
  color: #ffd13b;
  font-size: clamp(31px, 9vw, 48px);
  line-height: 1;
  letter-spacing: -0.055em;
  text-shadow: 2px 2px 0 #542000;
}

.our-price small { margin-left: 3px; font-size: 11px; letter-spacing: 0; text-shadow: none; }

.calculator {
  padding: 18px 16px 16px;
}

.calculator h2,
.results h2 {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.45;
}

.supplier-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.supplier-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
  min-height: 104px;
  padding: 14px 10px 12px 36px;
  border: 1px solid rgba(134, 169, 219, 0.42);
  border-radius: 11px;
  cursor: pointer;
  background: rgba(7, 17, 40, 0.88);
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.supplier-card:active { transform: scale(0.985); }

.supplier-card.is-selected {
  border: 2px solid var(--cyan);
  padding: 13px 9px 11px 35px;
  box-shadow: var(--shadow-cyan), inset 0 0 19px rgba(26, 208, 255, 0.08);
}

.supplier-card > input[type="radio"] {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.radio-dot {
  position: absolute;
  top: 15px;
  left: 11px;
  width: 17px;
  height: 17px;
  border: 2px solid #8394ae;
  border-radius: 50%;
}

.supplier-card.is-selected .radio-dot {
  border-color: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
}

.supplier-card.is-selected .radio-dot::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--cyan);
}

.supplier-name {
  font-size: 13px;
  font-weight: 800;
  line-height: 1.3;
}

.supplier-card > strong {
  margin-top: 7px;
  font-size: clamp(20px, 5.7vw, 28px);
  line-height: 1;
  letter-spacing: -0.04em;
  white-space: nowrap;
}

.supplier-card > strong small { font-size: 9px; letter-spacing: 0; }

.supplier-note {
  margin: 7px 2px 0;
  color: var(--muted);
  font-size: 9px;
  line-height: 1.45;
}

.custom-input-wrap {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 8px;
}

.custom-input-wrap input {
  width: 100%;
  min-width: 0;
  padding: 7px 5px;
  border: 1px solid rgba(159, 191, 234, 0.48);
  border-radius: 5px;
  outline: 0;
  color: white;
  background: rgba(3, 8, 20, 0.8);
  font-size: 12px;
}

.custom-input-wrap input:focus { border-color: var(--cyan); box-shadow: 0 0 0 2px rgba(40, 220, 255, 0.15); }
.custom-input-wrap input:disabled { opacity: 0.45; pointer-events: none; }
.custom-input-wrap small { flex: none; color: var(--muted); font-size: 8px; }

.custom-prompt { color: var(--cyan); }

.custom-price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 10px;
  padding: 10px 12px;
  border: 1px solid var(--cyan);
  border-radius: 9px;
  background: rgba(5, 18, 40, 0.92);
}

.custom-price-row > label { font-size: 13px; font-weight: 800; }
.custom-price-control { display: flex; align-items: center; gap: 5px; }
.custom-price-control > span { color: var(--cyan); font-weight: 900; }
.custom-price-control input {
  width: 130px;
  min-height: 44px;
  padding: 7px 9px;
  border: 1px solid rgba(159, 191, 234, 0.65);
  border-radius: 6px;
  outline: 0;
  color: white;
  background: linear-gradient(180deg, rgba(18, 39, 72, 0.98), rgba(6, 17, 39, 0.98));
  font-size: 18px;
  font-weight: 900;
}
.custom-price-control input:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(40, 220, 255, 0.18); }
.custom-price-control input { -moz-appearance: textfield; }
.custom-price-control input::-webkit-outer-spin-button,
.custom-price-control input::-webkit-inner-spin-button { margin: 0; -webkit-appearance: none; }
.custom-price-control small { color: var(--muted); font-size: 9px; }

.quantity-row {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-top: 20px;
}

.quantity-row label { display: block; font-size: 15px; font-weight: 800; }
.quantity-row > div > small { display: block; margin-top: 4px; color: var(--muted); font-size: 9px; }

.stepper {
  display: flex;
  overflow: hidden;
  flex: 0 0 auto;
  height: 52px;
  border: 1px solid rgba(129, 170, 225, 0.47);
  border-radius: 9px;
}

.stepper button {
  width: 45px;
  border: 0;
  color: white;
  cursor: pointer;
  background: #142849;
  font-size: 24px;
}

.stepper button:active { background: #203d69; }

.quantity-input-wrap {
  position: relative;
  width: 104px;
  border-inline: 1px solid rgba(40, 220, 255, 0.35);
  background: linear-gradient(180deg, rgba(18, 39, 72, 0.98), rgba(6, 17, 39, 0.98));
}

.quantity-input-wrap input {
  width: 100%;
  height: 100%;
  padding: 0 30px 0 8px;
  border: 0;
  outline: 0;
  color: white;
  background: transparent;
  text-align: right;
  font-size: 26px;
  font-weight: 900;
  -moz-appearance: textfield;
}

.quantity-input-wrap input::-webkit-outer-spin-button,
.quantity-input-wrap input::-webkit-inner-spin-button { margin: 0; -webkit-appearance: none; }

.quantity-input-wrap span {
  position: absolute;
  top: 50%;
  right: 9px;
  color: white;
  transform: translateY(-50%);
  font-weight: 800;
}

.form-error {
  margin: 12px 0 0;
  color: #ffd0a0;
  font-size: 12px;
  font-weight: 700;
}

.calculate-button {
  display: grid;
  grid-template-columns: 24px 1fr 24px;
  align-items: center;
  width: 100%;
  min-height: 58px;
  margin-top: 16px;
  padding: 10px 18px;
  border: 1px solid #ff9ae3;
  border-radius: 13px;
  color: white;
  cursor: pointer;
  background: linear-gradient(100deg, #ee0a9b, #ff2daf, #ff1ba0);
  box-shadow: var(--shadow-pink), inset 0 1px 0 rgba(255, 255, 255, 0.45);
  font-size: 19px;
  font-weight: 900;
  transition: transform 150ms ease, filter 150ms ease;
}

.calculate-button:hover { filter: brightness(1.08); }
.calculate-button:active { transform: translateY(1px) scale(0.995); }

.results { padding: 17px 16px 18px; }
.results h2 { margin-bottom: 12px; }

.result-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.result-card {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  align-items: end;
  min-width: 0;
  padding: 17px 12px 13px;
  border: 1px solid var(--cyan);
  border-radius: 11px;
  background:
    radial-gradient(circle at 50% 100%, rgba(0, 180, 255, 0.16), transparent 60%),
    rgba(2, 13, 35, 0.8);
  box-shadow: inset 0 0 18px rgba(0, 140, 255, 0.08);
}

.result-lead {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
}

.result-period {
  align-self: center;
  padding-right: 8px;
  font-size: 13px;
  font-weight: 900;
}

.result-card strong {
  min-width: 0;
  color: #ff70d2;
  font-size: clamp(24px, 7.6vw, 45px);
  line-height: 1;
  letter-spacing: -0.055em;
  white-space: nowrap;
  text-shadow: none;
}

.result-card strong small { margin-left: 2px; font-size: 11px; letter-spacing: 0; }

.result-status {
  grid-column: 1 / -1;
  margin-top: 6px;
  color: var(--cyan);
  text-align: center;
  font-size: 17px;
  font-weight: 900;
  text-shadow: none;
}

.results.is-costlier .result-card {
  border-color: var(--danger);
  background: rgba(52, 24, 6, 0.54);
}

.results.is-costlier .result-card strong { color: var(--danger); text-shadow: none; }
.results.is-costlier .result-status { color: var(--danger); text-shadow: none; }

.service-benefits {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.benefit-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px;
}

.benefit-icon {
  display: grid;
  place-items: center;
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  border: 1px solid var(--pink);
  border-radius: 50%;
  color: var(--pink-soft);
  font-size: 27px;
  text-shadow: 0 0 8px var(--pink);
}

.benefit-icon.truck { border-color: var(--cyan); color: var(--cyan); text-shadow: 0 0 8px var(--cyan); }
.benefit-icon.line-icon { border: 0; border-radius: 7px; }
.benefit-icon img { width: 62%; height: 72%; object-fit: contain; }
.benefit-icon.truck img { width: 78%; }
.benefit-icon.line-icon img { width: 100%; height: 100%; }
.benefit-card strong { display: block; font-size: 13px; }
.benefit-card small { display: block; margin-top: 4px; color: var(--muted); font-size: 9px; line-height: 1.4; }

.line-cta {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  min-height: 68px;
  padding: 12px 22px;
  border: 1px solid #6affaa;
  border-radius: 18px;
  color: white;
  text-decoration: none;
  background: linear-gradient(100deg, #08b955, #08de6b 55%, #05ba59);
  box-shadow: 0 0 19px rgba(4, 224, 105, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.42);
  font-size: 17px;
  font-weight: 900;
}

.line-cta.is-pending { filter: saturate(0.62); }

.line-badge {
  display: grid;
  place-items: center;
  width: 43px;
  height: 34px;
  overflow: hidden;
  border-radius: 9px;
  color: white;
  background: transparent;
  font-size: 10px;
  font-weight: 1000;
}

.line-badge img { width: 100%; height: 100%; object-fit: contain; }

.fine-print {
  margin: 0;
  padding: 0 6px;
  color: #8793a8;
  font-size: 8px;
  line-height: 1.65;
  text-align: center;
}

.toast {
  position: fixed;
  z-index: 20;
  right: 16px;
  bottom: calc(18px + env(safe-area-inset-bottom));
  left: 16px;
  max-width: 520px;
  margin: auto;
  padding: 13px 16px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 10px;
  color: white;
  background: rgba(5, 10, 24, 0.96);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.5);
  text-align: center;
  font-size: 12px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 600px) {
  .hero { min-height: 615px; padding-inline: 20px; }
  .hero-copy { width: 100%; margin-top: 72px; }
  .hero-benefits { left: 20px; right: 20px; bottom: 28px; }
  .hero-benefits > div { flex: 1; min-width: 0; }
}

@media (max-width: 460px) {
  .hero { min-height: 585px; }
  .brand small { font-size: 8px; }
  .hero-copy { width: 100%; margin-top: 68px; }
  .hero-description { width: 54%; }
  .hero-benefits { gap: 7px; }
  .hero-benefits > div { padding: 9px; }
  .hero-benefits strong { font-size: 11px; }
  main { padding-inline: 10px; }
  .product-card { grid-template-columns: 46px 1fr auto; gap: 8px; padding: 13px 12px; }
  .mini-bottle { width: 37px; height: 62px; }
  .our-price { padding-left: 8px; }
  .supplier-grid { gap: 6px; }
  .supplier-card { min-height: 104px; padding: 12px 6px 10px 28px; }
  .supplier-card.is-selected { padding: 11px 5px 9px 27px; }
  .radio-dot { top: 13px; left: 7px; width: 15px; height: 15px; }
  .supplier-name { font-size: 11px; }
  .supplier-card > strong { font-size: 18px; }
  .supplier-card > strong small { margin-left: 1px; font-size: 7px; }
  .custom-input-wrap { display: block; }
  .custom-input-wrap small { display: block; margin-top: 3px; }
  .quantity-row { align-items: stretch; flex-direction: column; gap: 9px; }
  .stepper { width: 100%; }
  .stepper button { flex: 1; }
  .quantity-input-wrap { width: 134px; }
  .result-card { padding-inline: 8px; }
  .service-benefits { gap: 7px; }
  .benefit-card { gap: 7px; padding: 11px 8px; }
  .benefit-icon { flex-basis: 34px; width: 34px; height: 34px; font-size: 22px; }
  .benefit-card strong { font-size: 11px; }
  .line-cta { font-size: 15px; padding-inline: 15px; }
}

/* Mobile-first compact composition matched to the approved visual. */
@media (max-width: 600px) {
  .page-shell { width: min(100%, 470px); }

  .hero {
    min-height: 260px;
    padding: max(9px, env(safe-area-inset-top)) 16px 9px;
  }

  .hero::after { opacity: 0.06; }

  .brand-logo {
    display: block;
    width: 140px;
    height: auto;
    mix-blend-mode: screen;
  }

  .hero-copy {
    width: 66%;
    margin-top: 41px;
  }

  .hero h1 {
    max-width: none;
    font-size: 24px;
    line-height: 1.06;
    letter-spacing: -0.06em;
  }

  .hero h1 em { margin-top: 3px; }

  .hero-description {
    width: 100%;
    margin-top: 17px;
    font-size: 10px;
    line-height: 1.45;
  }

  .hero-benefits {
    right: auto;
    bottom: 6px;
    left: 16px;
    gap: 0;
  }

  .hero-benefits > div {
    flex: none;
    width: 113px;
    min-width: 0;
    padding: 3px 8px;
    border: 0;
    border-radius: 0;
    background: rgba(2, 7, 20, 0.38);
    box-shadow: none;
  }

  .hero-benefits > div:first-child { border-right: 1px solid rgba(255, 255, 255, 0.5); }
  .feature-icon { width: 27px; height: 27px; font-size: 9px; }
  .hero-benefits strong { font-size: 9px; line-height: 1.25; }

  main {
    gap: 5px;
    margin-top: 0;
    padding: 0 11px max(8px, env(safe-area-inset-bottom));
  }

  .panel { border-radius: 7px; }

  .product-card {
    grid-template-columns: 40px 1fr auto;
    min-height: 60px;
    gap: 8px;
    padding: 4px 10px;
  }

  .mini-bottle { width: 35px; height: 51px; }
  .section-kicker { display: none; }
  .product-card h2 { font-size: 16px; }
  .our-price { padding: 0 0 0 8px; }
  .our-price > span { font-size: 8px; }
  .our-price strong { font-size: 31px; }
  .our-price small { font-size: 9px; }

  .calculator { padding: 8px 9px 9px; }
  .calculator h2,
  .results h2 { margin-bottom: 6px; font-size: 11px; line-height: 1.3; }
  .supplier-grid { gap: 5px; }

  .supplier-card,
  .supplier-card.is-selected {
    min-height: 60px;
    padding: 7px 4px 6px 22px;
    border-radius: 6px;
  }

  .supplier-card.is-selected { padding: 6px 3px 5px 21px; }
  .radio-dot { top: 8px; left: 6px; width: 12px; height: 12px; border-width: 1px; }
  .supplier-card.is-selected .radio-dot::after { inset: 2px; }
  .supplier-name { font-size: 10px; line-height: 1.12; }
  .supplier-card > strong { margin-top: 3px; font-size: 16px; }
  .supplier-card > strong small { margin-left: 1px; font-size: 6px; }
  .supplier-note { margin-top: 5px; font-size: 7px; line-height: 1.4; }

  .custom-input-wrap { display: flex; gap: 2px; margin-top: 3px; }
  .custom-input-wrap input { height: 24px; padding: 2px 3px; font-size: 9px; }
  .custom-input-wrap small { display: block; margin: 0; font-size: 6px; }
  .custom-prompt { font-size: 11px !important; letter-spacing: 0; }
  .custom-price-row { gap: 7px; margin-top: 6px; padding: 6px 7px; border-radius: 6px; }
  .custom-price-row > label { font-size: 10px; }
  .custom-price-control { flex: 1; justify-content: flex-end; gap: 3px; }
  .custom-price-control input { width: min(110px, 42vw); min-height: 44px; font-size: 16px; }
  .custom-price-control small { font-size: 7px; }

  .quantity-row {
    display: grid;
    grid-template-columns: 1fr;
    align-items: stretch;
    justify-items: center;
    gap: 5px;
    margin-top: 5px;
  }

  .quantity-row > div:first-child { grid-column: 1 / -1; width: 100%; }
  .quantity-row label { font-size: 11px; }
  .quantity-row > div > small { display: none; }
  .stepper { width: min(230px, 100%); height: 44px; border-radius: 5px; }
  .stepper button { flex: 0 0 44px; width: 44px; min-height: 44px; font-size: 20px; }
  .quantity-input-wrap { width: auto; flex: 1; }
  .quantity-input-wrap input { padding-right: 25px; font-size: 20px; }
  .quantity-input-wrap span { right: 7px; font-size: 10px; }

  .form-error { margin: 5px 0 0; font-size: 8px; }
  .calculate-button {
    min-height: 44px;
    margin-top: 5px;
    padding: 6px 12px;
    border-radius: 22px;
    font-size: 15px;
  }

  .results { padding: 6px 9px 7px; }
  .results h2 { margin-bottom: 5px; }
  .result-grid { gap: 5px; }
  .result-card {
    grid-template-columns: auto auto auto;
    grid-template-rows: 11px 28px;
    justify-content: center;
    column-gap: 2px;
    min-height: 59px;
    padding: 5px 5px 4px;
    border-radius: 6px;
  }
  .result-lead { grid-column: 1 / -1; grid-row: 1; font-size: 7px; line-height: 1; }
  .result-period { grid-column: 1; grid-row: 2; padding: 0 3px 0 0; font-size: 8px; line-height: 1; }
  .result-card strong { grid-column: 2; grid-row: 2; font-size: clamp(18px, 5.65vw, 22px); }
  .result-card strong small { font-size: 7px; }
  .result-status {
    grid-column: 3;
    grid-row: 2;
    align-self: end;
    margin: 0 0 2px 1px;
    color: #59efff;
    font-size: clamp(10px, 3.1vw, 12px);
    font-weight: 1000;
    line-height: 1;
    white-space: nowrap;
  }

  .service-benefits { gap: 5px; }
  .benefit-card { min-height: 42px; gap: 5px; padding: 5px 7px; }
  .benefit-icon { flex-basis: 27px; width: 27px; height: 27px; font-size: 17px; }
  .benefit-card strong { font-size: 9px; }
  .benefit-card small { margin-top: 1px; font-size: 6px; line-height: 1.25; }

  .line-cta {
    min-height: 46px;
    gap: 7px;
    padding: 5px 14px;
    border-radius: 22px;
    font-size: 14px;
  }

  .line-badge { width: 31px; height: 25px; font-size: 7px; }
  .fine-print { padding: 2px 8px; font-size: 6px; line-height: 1.35; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}