/* Design tokens */
:root {
  --bg: #081017;
  --bg-2: #0d1822;
  --surface: rgba(255, 255, 255, .075);
  --surface-2: rgba(255, 255, 255, .115);
  --text: #f5fbff;
  --muted: rgba(245, 251, 255, .72);
  --soft: rgba(245, 251, 255, .52);
  --line: rgba(255, 255, 255, .14);
  --accent: #28e07a;
  --accent-2: #35b8ff;
  --warning: #ffd166;
  --danger: #ff6b6b;
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --shadow: 0 24px 90px rgba(0, 0, 0, .38);
  --max: 1180px;
}


/* Base */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Montserrat", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  font-weight: 500;
  letter-spacing: .012em;
  background:
    radial-gradient(circle at top left, rgba(40, 224, 122, .18), transparent 34rem),
    radial-gradient(circle at 74% 12%, rgba(53, 184, 255, .20), transparent 32rem),
    linear-gradient(180deg, var(--bg), #071018 52%, #060b10 100%);
  color: var(--text);
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img, svg { max-width: 100%; }
button, input, select, textarea { font: inherit; letter-spacing: inherit; }


/* Layout */
.container { width: min(var(--max), calc(100% - 36px)); margin: 0 auto; }


/* Header */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  background: rgba(8, 16, 23, .76);
  border-bottom: 1px solid rgba(255, 255, 255,.08);
}
.nav-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: .01em;
  white-space: nowrap;
}
.logo {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #061016;
  box-shadow: 0 10px 32px rgba(40, 224, 122, .23);
  font-weight: 900;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font-size: 14px;
}
.nav-links a:hover { color: var(--text); }


/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 19px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255,.08);
  color: var(--text);
  cursor: pointer;
  font-weight: 700;
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
}
.btn:hover { transform: translateY(-2px); background: rgba(255, 255, 255,.12); border-color: rgba(255, 255, 255,.24); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #041017;
  border-color: transparent;
  box-shadow: 0 18px 54px rgba(40, 224, 122, .20);
}
.btn-primary:hover { background: linear-gradient(135deg, #4bf092, #5cc8ff); }
.btn-dark { background: rgba(0, 0, 0,.20); }


/* Hero */
.hero {
  padding: 82px 0 54px;
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: 42px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  padding: 8px 13px;
  border: 1px solid rgba(255, 255, 255,.15);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255,.06);
  font-size: 14px;
  margin-bottom: 18px;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 6px rgba(40, 224, 122, .12); }
h1 {
  font-size: clamp(43px, 6vw, 78px);
  line-height: .94;
  letter-spacing: .002em;
  margin: 0 0 24px;
}
.gradient-text {
  background: linear-gradient(135deg, #fff, #b7f9d0 38%, #a6ddff 85%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lead {
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.55;
  max-width: 690px;
  margin: 0 0 30px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; align-items: center; margin-bottom: 28px; }
.microcopy { color: var(--soft); font-size: 14px; }
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 30px; }
.stat {
  padding: 16px;
  border-radius: 20px;
  background: rgba(255, 255, 255,.06);
  border: 1px solid rgba(255, 255, 255,.10);
}
.stat b { display: block; font-size: 22px; letter-spacing: .004em; margin-bottom: 4px; }
.stat span { color: var(--soft); font-size: 13px; line-height: 1.35; display: block; }


/* Hero showcase */
.showcase {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: min(100%, 560px);
  aspect-ratio: 3 / 4;
  min-height: 0;
  margin: 0 auto;
  padding: 0;
  border-radius: var(--radius-xl);
  border: none;
  background: transparent;
  box-shadow: none;
  overflow: visible;
}

.showcase-img {
  position: relative;
  z-index: 0;
  display: block;
  width: 100%;
  height: auto;
  max-height: 720px;
  object-fit: contain;
  object-position: center;
  border-radius: var(--radius-xl);
}

.phone {
  width: min(350px, 85%);
  margin: 24px auto 0;
  border-radius: 42px;
  background: #101a24;
  border: 10px solid rgba(255, 255, 255,.14);
  box-shadow: 0 40px 100px rgba(0, 0, 0,.38);
  overflow: hidden;
  transform: rotate(-4deg);
}
.phone-top {
  height: 68px;
  background: linear-gradient(135deg, rgba(40, 224, 122,.25), rgba(53, 184, 255,.18));
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  color: #fff;
  font-weight: 800;
}
.phone-body { padding: 18px; }
.product-card {
  background: rgba(255, 255, 255,.08);
  border: 1px solid rgba(255, 255, 255,.10);
  border-radius: 24px;
  padding: 14px;
  margin-bottom: 13px;
}
.product-img {
  height: 126px;
  border-radius: 18px;
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255,.75), transparent 3.5rem),
    linear-gradient(135deg, #27df79, #35b8ff);
  margin-bottom: 12px;
}
.line { height: 10px; border-radius: 999px; background: rgba(255, 255, 255,.16); margin: 7px 0; }
.line.short { width: 62%; }
.cart-row { display: flex; gap: 10px; }
.pill {
  flex: 1;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: rgba(40, 224, 122,.90);
  color: #041017;
  font-weight: 800;
  font-size: 13px;
}
.float-card {
  position: absolute;
  border-radius: 22px;
  background: rgba(12, 22, 31, .86);
  border: 1px solid rgba(255, 255, 255,.14);
  box-shadow: 0 24px 70px rgba(0, 0, 0,.35);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  padding: 16px;
}
.float-card strong { display: block; margin-bottom: 5px; letter-spacing: .01em; }
.float-card span { color: var(--muted); font-size: 13px; line-height: 1.4; }
.float-one { left: 22px; bottom: 106px; width: 220px; }
.float-two { right: 24px; top: 84px; width: 214px; }
.float-three { right: 28px; bottom: 30px; width: 245px; }


/* Sections */
section { padding: 74px 0; }
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 30px;
}
.kicker { color: var(--accent); font-weight: 800; margin-bottom: 10px; letter-spacing: .02em; text-transform: uppercase; font-size: 13px; }
h2 {
  font-size: clamp(34px, 4.2vw, 58px);
  line-height: 1;
  letter-spacing: .002em;
  margin: 0;
  max-width: 820px;
}
.section-note { color: var(--muted); line-height: 1.55; max-width: 410px; margin: 0; }


/* Benefits */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255,.12);
  background: linear-gradient(145deg, rgba(255, 255, 255,.085), rgba(255, 255, 255,.045));
  padding: 24px;
  min-height: 230px;
  position: relative;
  overflow: hidden;
}
.card::after {
  content: "";
  position: absolute;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  right: -42px;
  bottom: -52px;
  background: rgba(40, 224, 122, .09);
}
.icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: rgba(40, 224, 122,.12);
  border: 1px solid rgba(40, 224, 122,.22);
  margin-bottom: 18px;
  font-size: 22px;
}
.card h3 { font-size: 22px; letter-spacing: .004em; margin: 0 0 10px; }
.card p { color: var(--muted); line-height: 1.55; margin: 0; }
.wide { grid-column: span 2; }
.accent-card { background: linear-gradient(145deg, rgba(40, 224, 122,.18), rgba(53, 184, 255,.10)); }


/* Launch steps */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; counter-reset: step; }
.step {
  min-height: 255px;
  padding: 20px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255,.06);
  border: 1px solid rgba(255, 255, 255,.11);
  position: relative;
}
.step::before {
  counter-increment: step;
  content: "0" counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  margin-bottom: 38px;
  color: #041017;
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.step h3 { font-size: 18px; margin: 0 0 10px; letter-spacing: .004em; }
.step p { color: var(--muted); line-height: 1.48; margin: 0; font-size: 14px; }


/* Comparison */
.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  align-items: stretch;
}
.panel {
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255,.12);
  background: rgba(255, 255, 255,.055);
  padding: 26px;
}
.panel.green { background: linear-gradient(145deg, rgba(40, 224, 122,.14), rgba(53, 184, 255,.08)); border-color: rgba(40, 224, 122,.24); }
.panel h3 { margin: 0 0 18px; font-size: 26px; letter-spacing: .004em; }
.checklist { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.checklist li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 10px;
  color: var(--muted);
  line-height: 1.48;
}
.mark {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255,.10);
  color: var(--soft);
  font-weight: 900;
}
.green .mark { background: rgba(40, 224, 122,.16); color: var(--accent); }


/* Ozon seller block */
.seller-block {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255,.13);
  background:
    radial-gradient(circle at 86% 20%, rgba(53, 184, 255,.18), transparent 26rem),
    linear-gradient(145deg, rgba(255, 255, 255,.105), rgba(255, 255, 255,.045));
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 0;
}
.seller-visual {
  min-height: 480px;
  padding: 28px;
  background: linear-gradient(145deg, rgba(40, 224, 122,.10), transparent);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.seller-visual .big-number { font-size: clamp(72px, 9vw, 132px); font-weight: 900; letter-spacing: .002em; line-height: .8; }
.seller-visual .caption { color: var(--muted); max-width: 360px; line-height: 1.55; }
.seller-content { padding: 34px; }
.seller-note { margin-top: 16px; max-width: 620px; }
.tabs { display: grid; gap: 13px; margin-top: 24px; }
.tab {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 13px;
  padding: 15px;
  border-radius: 18px;
  background: rgba(255, 255, 255,.06);
  border: 1px solid rgba(255, 255, 255,.10);
}
.tab b { display: block; margin-bottom: 4px; }
.tab span { color: var(--muted); line-height: 1.45; font-size: 14px; }


/* Calculator */
.calculator {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 18px;
  align-items: stretch;
}
.calc-card {
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255,.06);
  border: 1px solid rgba(255, 255, 255,.12);
  padding: 26px;
}
.field { margin-bottom: 16px; }
.field label { display: block; color: var(--muted); font-size: 14px; margin-bottom: 8px; }
.field input,

/* Убираем стандартные стрелки у number input */
input[type="number"] {
  appearance: textfield;
  -moz-appearance: textfield;
}

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Кастомная обёртка для числового поля */
.number-control {
  position: relative;
}

.number-control input {
  padding-right: 56px;
}

/* Кнопки больше/меньше */
.number-stepper {
  position: absolute;
  top: 50%;
  right: 10px;
  display: grid;
  gap: 4px;
  width: 32px;
  transform: translateY(-50%);
}

.number-step {
  height: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.07);
  color: var(--text);
  font-size: 10px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition:
    background 0.18s ease,
    border-color 0.18s ease,
    color 0.18s ease,
    transform 0.18s ease;
}

.number-step:hover {
  background: rgba(37, 99, 235, 0.22);
  border-color: rgba(37, 99, 235, 0.5);
  color: #ffffff;
}

.number-step:active {
  transform: scale(0.94);
}

.field select,
.field textarea {
  width: 100%;
  height: 54px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255,.14);
  background: rgba(0, 0, 0,.20);
  color: var(--text);
  padding: 0 15px;
  outline: none;
}
.field textarea {
  min-height: 132px;
  padding-top: 15px;
  resize: vertical;
}
.field select {
  -webkit-appearance: none;
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--muted) 50%),
    linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position:
    calc(100% - 20px) 50%,
    calc(100% - 14px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: rgba(40, 224, 122, .48);
  box-shadow: 0 0 0 4px rgba(40, 224, 122, .10);
}

.field select option {
  background: #0d1822;
  color: var(--text);
}

.native-select-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  border: 0;
  white-space: nowrap;
}

.custom-select {
  position: relative;
  width: 100%;
}

.custom-select__button {
  display: flex;
  width: 100%;
  height: 54px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 16px;
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 16px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, .07), rgba(255, 255, 255, .035)),
    rgba(0, 0, 0, .20);
  color: var(--soft);
  text-align: left;
  outline: none;
  cursor: pointer;
  transition: border-color .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
}

.custom-select.is-selected .custom-select__button {
  color: var(--text);
}

.custom-select.is-open .custom-select__button,
.custom-select__button:focus-visible {
  border-color: rgba(40, 224, 122, .60);
  box-shadow: 0 0 0 4px rgba(40, 224, 122, .12);
  background:
    radial-gradient(circle at 0 0, rgba(40, 224, 122, .10), transparent 12rem),
    linear-gradient(145deg, rgba(255, 255, 255, .09), rgba(255, 255, 255, .045)),
    rgba(0, 0, 0, .20);
}

.custom-select__arrow {
  width: 10px;
  height: 10px;
  flex: 0 0 auto;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  color: var(--muted);
  transform: rotate(45deg) translateY(-2px);
  transition: transform .18s ease, color .18s ease;
}

.custom-select.is-open .custom-select__arrow {
  color: var(--accent);
  transform: rotate(225deg) translateY(-2px);
}

.custom-select__list {
  position: absolute;
  right: 0;
  left: 0;
  top: calc(100% + 8px);
  z-index: 20;
  display: grid;
  gap: 6px;
  max-height: 280px;
  margin: 0;
  padding: 8px;
  overflow-y: auto;
  list-style: none;
  border: 1px solid rgba(40, 224, 122, .24);
  border-radius: 18px;
  background:
    radial-gradient(circle at top right, rgba(53, 184, 255, .12), transparent 16rem),
    linear-gradient(145deg, rgba(16, 28, 39, .98), rgba(8, 16, 23, .98));
  box-shadow: 0 24px 70px rgba(0, 0, 0, .42);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.custom-select__list[hidden] {
  display: none;
}

.custom-select__list::-webkit-scrollbar {
  width: 8px;
}

.custom-select__list::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, .05);
  border-radius: 999px;
}

.custom-select__list::-webkit-scrollbar-thumb {
  background: rgba(40, 224, 122, .38);
  border-radius: 999px;
}

.custom-select__option {
  width: 100%;
  min-height: 44px;
  padding: 11px 12px;
  border: 1px solid transparent;
  border-radius: 12px;
  background: transparent;
  color: var(--muted);
  text-align: left;
  cursor: pointer;
  transition: background .16s ease, border-color .16s ease, color .16s ease, transform .16s ease;
}

.custom-select__option:hover,
.custom-select__option:focus-visible {
  border-color: rgba(40, 224, 122, .20);
  background: rgba(255, 255, 255, .075);
  color: var(--text);
  outline: none;
}

.custom-select__option.is-active {
  border-color: rgba(40, 224, 122, .34);
  background: linear-gradient(135deg, rgba(40, 224, 122, .20), rgba(53, 184, 255, .11));
  color: var(--text);
}

.custom-select__option.is-disabled {
  color: var(--soft);
  cursor: default;
  opacity: .72;
}

.custom-select__option.is-disabled:hover,
.custom-select__option.is-disabled:focus-visible {
  border-color: transparent;
  background: transparent;
  color: var(--soft);
}
.result {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: linear-gradient(145deg, rgba(40, 224, 122,.16), rgba(53, 184, 255,.09));
}
.result-value { font-size: clamp(44px, 6vw, 76px); font-weight: 900; letter-spacing: .002em; line-height: .95; margin: 18px 0; }
.result-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 22px; }
.mini { border: 1px solid rgba(255, 255, 255,.12); border-radius: 18px; padding: 15px; background: rgba(0, 0, 0,.13); }
.mini b { display: block; margin-bottom: 5px; }
.mini span { color: var(--muted); font-size: 13px; line-height: 1.4; }

/* Interactive calculator */
.calculator {
  gap: 22px;
}

.calc-card {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 3vw, 38px);
  transition: transform .35s ease, border-color .35s ease, box-shadow .35s ease;
}

.calc-card::before {
  position: absolute;
  width: 280px;
  height: 280px;
  content: "";
  border-radius: 50%;
  pointer-events: none;
  filter: blur(4px);
  opacity: .75;
}

.calc-input-card::before {
  top: -170px;
  right: -140px;
  background: radial-gradient(circle, rgba(53, 184, 255, .14), transparent 68%);
}

.calc-card:hover {
  border-color: rgba(77, 215, 151, .28);
  box-shadow: 0 22px 58px rgba(0, 0, 0, .20);
  transform: translateY(-3px);
}

.calc-card-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 30px;
}

.calc-card-heading p {
  margin: 0;
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
}

.calc-card-number {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border: 1px solid rgba(40, 224, 122, .34);
  border-radius: 50%;
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
}

.calc-fields {
  display: grid;
  gap: 13px;
}

.calc-field {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(126px, 42%);
  align-items: center;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, .10);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.35;
  cursor: text;
  transition: border-color .24s ease, color .24s ease;
}

.calc-field:focus-within {
  border-color: rgba(40, 224, 122, .55);
  color: var(--text);
}

.calc-input-wrap {
  position: relative;
  display: block;
}

.calc-input-wrap input {
  width: 100%;
  height: 54px;
  padding: 0 44px 0 15px;
  border: 1px solid rgba(255, 255, 255, .13);
  border-radius: 14px;
  background: rgba(2, 9, 15, .38);
  color: var(--text);
  font: inherit;
  font-size: 17px;
  font-weight: 700;
  outline: none;
  transition: border-color .24s ease, box-shadow .24s ease, background .24s ease;
}

.calc-input-wrap input:focus {
  border-color: rgba(40, 224, 122, .60);
  background: rgba(2, 9, 15, .62);
  box-shadow: 0 0 0 4px rgba(40, 224, 122, .10);
}

.calc-input-wrap em {
  position: absolute;
  top: 50%;
  right: 15px;
  color: var(--soft);
  font-size: 12px;
  font-style: normal;
  pointer-events: none;
  transform: translateY(-50%);
}

.calc-hint {
  position: relative;
  z-index: 1;
  margin: 22px 0 0;
  color: var(--soft);
  font-size: 12px;
}

.result {
  background:
    radial-gradient(circle at 88% 0%, rgba(40, 224, 122, .17), transparent 26rem),
    linear-gradient(145deg, rgba(10, 68, 54, .56), rgba(7, 31, 43, .84));
}

.result::before {
  right: -175px;
  bottom: -160px;
  background: radial-gradient(circle, rgba(40, 224, 122, .19), transparent 68%);
}

.calc-result-main,
.result-grid {
  position: relative;
  z-index: 1;
}

.result-value {
  margin: 17px 0 8px;
  color: #f5fffb;
  font-size: clamp(48px, 5.4vw, 76px);
  transition: transform .38s cubic-bezier(.2, .8, .2, 1), color .38s ease;
}

.result-caption {
  margin: 0;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.4;
}

.result .section-note {
  max-width: 590px;
  margin: 24px 0 0;
  line-height: 1.58;
}

.result-grid {
  grid-template-columns: repeat(2, 1fr);
  margin-top: 32px;
}

.result-grid .mini {
  min-height: 100px;
  padding: 16px;
  background: rgba(0, 0, 0, .16);
  transition: transform .3s ease, border-color .3s ease, background .3s ease;
}

.result-grid .mini:hover {
  border-color: rgba(40, 224, 122, .36);
  background: rgba(255, 255, 255, .055);
  transform: translateY(-3px);
}

.result-grid .mini b {
  color: var(--text);
  font-size: clamp(19px, 2vw, 25px);
  transition: transform .36s cubic-bezier(.2, .8, .2, 1), color .36s ease;
}

.result-grid .mini-wide {
  grid-column: 1 / -1;
  min-height: auto;
}

.calculator.is-calculating .result-value,
.calculator.is-calculating .mini b {
  color: #fff;
  transform: translateY(-2px) scale(1.025);
}

@media (prefers-reduced-motion: no-preference) {
  .calculator {
    animation: calculator-enter .7s both;
  }
}

@keyframes calculator-enter {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: translateY(0); }
}


/* Pricing */
.pricing {
  display: grid;
  grid-template-columns: 1fr .75fr;
  gap: 18px;
  align-items: stretch;
}
.price-card {
  border-radius: var(--radius-xl);
  padding: 34px;
  border: 1px solid rgba(40, 224, 122,.22);
  background:
    radial-gradient(circle at top right, rgba(40, 224, 122,.18), transparent 18rem),
    linear-gradient(145deg, rgba(255, 255, 255,.10), rgba(255, 255, 255,.05));
}
.price { font-size: clamp(48px, 6vw, 76px); font-weight: 900; letter-spacing: .002em; margin: 18px 0 4px; }
.price small { font-size: 18px; color: var(--muted); letter-spacing: .01em; font-weight: 700; }
.included { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 28px 0; }
.included div { padding: 13px 14px; background: rgba(255, 255, 255,.06); border: 1px solid rgba(255, 255, 255,.10); border-radius: 16px; color: var(--muted); }
.support-card { border-radius: var(--radius-xl); padding: 28px; border: 1px solid rgba(255, 255, 255,.12); background: rgba(255, 255, 255,.055); }
.support-card p { color: var(--muted); line-height: 1.55; }


/* FAQ */
.faq { display: grid; gap: 12px; }
details {
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255,.11);
  background: rgba(255, 255, 255,.055);
  padding: 18px 20px;
}
summary { cursor: pointer; font-weight: 800; letter-spacing: .01em; }
details p { color: var(--muted); line-height: 1.55; margin: 13px 0 0; }


/* Final CTA */
.final-cta {
  text-align: center;
  padding: 72px 28px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255,.13);
  background:
    radial-gradient(circle at 50% 0%, rgba(40, 224, 122,.18), transparent 26rem),
    linear-gradient(145deg, rgba(255, 255, 255,.10), rgba(255, 255, 255,.045));
  box-shadow: var(--shadow);
}
.final-cta h2 { margin: 0 auto 18px; }
.final-cta p { color: var(--muted); font-size: 18px; line-height: 1.55; max-width: 710px; margin: 0 auto 26px; }


/* Footer */
footer { padding: 36px 0 48px; color: var(--soft); border-top: 1px solid rgba(255, 255, 255,.08); }
.footer-inner { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }


/* Responsive */
@media (max-width: 980px) {
  .nav-links { display: none; }
  .hero-grid, .seller-block, .calculator, .pricing, .compare { grid-template-columns: 1fr; }
  .showcase {
    width: min(100%, 520px);
  }
  .cards { grid-template-columns: 1fr 1fr; }
  .wide { grid-column: span 1; }
  .steps { grid-template-columns: 1fr 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .included { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .container { width: min(100% - 26px, var(--max)); }
  .hero { padding-top: 52px; }
  .cards, .steps, .stats-row, .result-grid { grid-template-columns: 1fr; }
  .showcase { min-height: 500px; padding: 12px; }
  .showcase {
    width: min(100%, 380px);
    border-radius: 28px;
  }

  .showcase-img {
    max-height: none;
  }
  .phone { width: 92%; transform: none; }
  .float-card { display: none; }
  .section-head { display: block; }
  .section-note { margin-top: 14px; }
  .seller-visual { min-height: 330px; }
  .seller-content, .price-card, .support-card, .calc-card { padding: 22px; }
  .hero-actions .btn { width: 100%; }
  h1 { letter-spacing: .002em; }
}


/* Questionnaire page */
.quiz-hero {
  padding: 82px 0 40px;
}

.quiz-hero-grid {
  display: grid;
  grid-template-columns: .70fr 1.30fr;
  gap: 42px;
  align-items: stretch;
}

.quiz-summary-card,
.lead-form,
.form-result {
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at top right, rgba(53, 184, 255, .16), transparent 22rem),
    linear-gradient(145deg, rgba(255, 255, 255, .09), rgba(255, 255, 255, .045));
  box-shadow: var(--shadow);
}

.quiz-summary-card {
  padding: 30px;
}

.quiz-summary-card h2 {
  font-size: clamp(30px, 3.4vw, 48px);
  margin-bottom: 24px;
}

.quiz-checklist {
  margin-top: 24px;
}

.quiz-section {
  padding-top: 38px;
}

.lead-form {
  padding: 28px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.form-grid-wide {
  grid-column: 1 / -1;
}

.choice-group {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 20px;
  background: rgba(255, 255, 255, .045);
}

.choice-group legend {
  padding: 0 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.choice-group label {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: var(--muted);
  line-height: 1.45;
}

.choice-group input {
  width: 18px;
  min-width: 18px;
  height: 18px;
  margin-top: 1px;
  accent-color: var(--accent);
}

.form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 24px;
}

.form-footer .microcopy {
  max-width: 520px;
  margin: 0;
}

.form-result {
  display: grid;
  gap: 18px;
  margin-top: 24px;
  padding: 28px;
}

.form-result[hidden] {
  display: none;
}

.result-message {
  width: 100%;
  min-height: 270px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 20px;
  background: rgba(0, 0, 0, .20);
  color: var(--text);
  line-height: 1.55;
  outline: none;
  resize: vertical;
}

@media (max-width: 980px) {
  .quiz-hero-grid,
  .form-grid,
  .choice-group {
    grid-template-columns: 1fr;
  }

  .form-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 620px) {
  .quiz-hero {
    padding-top: 52px;
  }

  .quiz-summary-card,
  .lead-form,
  .form-result {
    padding: 22px;
  }

  .calc-card {
    padding: 22px;
  }

  .calc-field {
    grid-template-columns: 1fr;
    gap: 9px;
  }

  .calc-input-wrap input {
    height: 52px;
  }

  .result-grid {
    grid-template-columns: 1fr;
  }

  .result-grid .mini-wide {
    grid-column: auto;
  }
}

/* Lead form: neon UDS interface */
.lead-form {
  position: relative;
  overflow: hidden;
  border-color: rgba(67, 205, 146, .24);
  background:
    radial-gradient(circle at 100% 0, rgba(53, 184, 255, .19), transparent 31rem),
    radial-gradient(circle at 0 100%, rgba(40, 224, 122, .09), transparent 28rem),
    linear-gradient(145deg, rgba(21, 35, 45, .96), rgba(10, 19, 26, .98));
}

.lead-form::before {
  position: absolute;
  top: -230px;
  right: -140px;
  width: 440px;
  height: 440px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(40, 224, 122, .10), transparent 66%);
  content: "";
  pointer-events: none;
}

.lead-form .form-grid,
.lead-form .form-footer {
  position: relative;
  z-index: 1;
}

.lead-form .field {
  position: relative;
  margin: 0;
  padding: 15px;
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 18px;
  background: rgba(255, 255, 255, .025);
  transition: border-color .25s ease, background .25s ease, box-shadow .25s ease, transform .25s ease;
}

.lead-form .field:hover {
  border-color: rgba(255, 255, 255, .16);
  background: rgba(255, 255, 255, .045);
}

.lead-form .field:focus-within {
  border-color: rgba(40, 224, 122, .62);
  background: rgba(40, 224, 122, .045);
  box-shadow: 0 0 0 4px rgba(40, 224, 122, .09), 0 14px 34px rgba(0, 0, 0, .18);
  transform: translateY(-2px);
}

.lead-form .field label {
  margin-bottom: 9px;
  color: #b9c9d5;
  font-size: 13px;
  font-weight: 700;
}

.lead-form .field input,
.lead-form .field select,
.lead-form .field textarea {
  width: 100%;
  min-width: 0;
  border: 1px solid rgba(255, 255, 255, .13);
  border-radius: 13px;
  background-color: rgba(3, 11, 17, .64);
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  outline: none;
  transition: border-color .22s ease, box-shadow .22s ease, background .22s ease;
}

.lead-form .field input,
.lead-form .field select {
  height: 54px;
  padding: 0 15px;
}

.lead-form .field textarea {
  min-height: 132px;
  padding: 15px;
}

.lead-form .field input::placeholder,
.lead-form .field textarea::placeholder {
  color: #667787;
  opacity: 1;
}

.lead-form .field input:focus,
.lead-form .field select:focus,
.lead-form .field textarea:focus {
  border-color: rgba(53, 184, 255, .62);
  background-color: rgba(4, 16, 24, .90);
  box-shadow: inset 0 0 0 1px rgba(40, 224, 122, .16);
}

.lead-form .field select {
  padding-right: 46px;
  background-image:
    linear-gradient(45deg, transparent 50%, #72d8ff 50%),
    linear-gradient(135deg, #72d8ff 50%, transparent 50%);
  background-position: calc(100% - 22px) 50%, calc(100% - 16px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

.lead-form .choice-group {
  position: relative;
  overflow: hidden;
  gap: 10px 16px;
  padding: 19px 21px 21px;
  border-color: rgba(255, 255, 255, .11);
  background: linear-gradient(135deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .025));
  transition: border-color .28s ease, box-shadow .28s ease, background .28s ease;
}

.lead-form .choice-group:focus-within {
  border-color: rgba(40, 224, 122, .42);
  box-shadow: 0 0 0 4px rgba(40, 224, 122, .07);
}

.lead-form .choice-group legend {
  color: #d7e5ef;
}

.lead-form .choice-group label {
  align-items: center;
  min-height: 42px;
  padding: 8px 10px;
  border: 1px solid transparent;
  border-radius: 11px;
  color: #aebfcc;
  cursor: pointer;
  transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease;
}

.lead-form .choice-group label:hover {
  background: rgba(255, 255, 255, .055);
  color: var(--text);
  transform: translateX(3px);
}

.lead-form .choice-group label:has(input:checked) {
  border-color: rgba(40, 224, 122, .32);
  background: linear-gradient(100deg, rgba(40, 224, 122, .16), rgba(53, 184, 255, .08));
  color: #f4fffb;
}

.lead-form .choice-group input {
  -webkit-appearance: none;
  appearance: none;
  display: grid;
  width: 19px;
  min-width: 19px;
  height: 19px;
  margin: 0;
  place-content: center;
  border: 1px solid rgba(188, 212, 226, .60);
  background: rgba(0, 0, 0, .22);
  cursor: pointer;
  transition: border-color .18s ease, background .18s ease, box-shadow .18s ease, transform .18s ease;
}

.lead-form .choice-group input[type="checkbox"] { border-radius: 5px; }
.lead-form .choice-group input[type="radio"] { border-radius: 50%; }

.lead-form .choice-group input::before {
  width: 9px;
  height: 9px;
  border-radius: inherit;
  background: #061013;
  content: "";
  box-shadow: 0 0 12px rgba(40, 224, 122, .9);
  transform: scale(0);
  transition: transform .18s ease;
}

.lead-form .choice-group input:checked {
  border-color: var(--accent);
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(40, 224, 122, .12), 0 0 16px rgba(40, 224, 122, .20);
}

.lead-form .choice-group input:checked::before { transform: scale(1); }
.lead-form .choice-group input:active { transform: scale(.87); }

.lead-form .form-footer {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, .10);
}

.lead-form .btn-primary {
  box-shadow: 0 10px 28px rgba(40, 224, 122, .16);
}

@media (prefers-reduced-motion: no-preference) {
  .lead-form .field,
  .lead-form .choice-group {
    animation: form-item-in .55s both;
  }

  .lead-form .field:nth-child(2) { animation-delay: .04s; }
  .lead-form .field:nth-child(3) { animation-delay: .08s; }
  .lead-form .field:nth-child(4) { animation-delay: .12s; }
  .lead-form .field:nth-child(5) { animation-delay: .16s; }
  .lead-form .field:nth-child(6) { animation-delay: .20s; }
  .lead-form .choice-group { animation-delay: .24s; }
  .lead-form .choice-group + .choice-group { animation-delay: .28s; }
}

@keyframes form-item-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}