/* WOW-эффекты: калькулятор, свечение за курсором, бегущая строка, проявление текста. */

/* =================== 1. Калькулятор рассрочки =================== */
.calc {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  margin-top: 32px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: var(--card);
  overflow: hidden;
}
.calc-controls { min-width:0;padding: 40px; }
.calc-eyebrow { color: var(--accent-ink); font-size: 12px; margin-bottom: 12px; }
.calc-title { font: 400 36px/1.2 Lora, serif; margin: 0 0 32px; }
.calc-title span { color: var(--accent-text); }
.calc-group + .calc-group { margin-top: 32px; }
.calc-label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 12px; }
.calc-label-row { display: flex;flex-wrap:wrap;justify-content: space-between; align-items: baseline; gap: 8px 16px; }
.calc-area-out { font: 400 30px/1 Lora, serif; color: var(--text); }
.calc-options { display: flex; flex-wrap: wrap; gap: 8px; padding: 6px; border-radius: 100px; background: var(--background); border: 1px solid var(--border); }
.calc-options button {
  flex: 1 1 auto; padding: 12px 18px; border: 0; border-radius: 100px;
  background: transparent; color: var(--muted); font-size: 14px; white-space: nowrap;
  transition: background-color .35s cubic-bezier(.22,1,.36,1), color .3s;
}
.calc-options button:hover { color: var(--text); }
.calc-options button[aria-checked="true"] { background: var(--accent); color: var(--ink); box-shadow: 0 6px 16px -8px rgba(245,130,32,.7); }
.calc-range {
  --p: 50%;
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 6px; margin: 20px 0 18px; border-radius: 6px; cursor: pointer;
  background: linear-gradient(90deg, #FFB342, var(--accent) var(--p), #E9E1D4 var(--p));
}
.calc-range::-webkit-slider-thumb {
  -webkit-appearance: none; width: 26px; height: 26px; border-radius: 50%;
  background: #fff; border: 6px solid var(--accent);
  box-shadow: 0 0 0 6px rgba(245,130,32,.18); transition: box-shadow .3s, transform .3s;
}
.calc-range::-moz-range-thumb { width: 16px; height: 16px; border-radius: 50%; background: #fff; border: 6px solid var(--accent); }
.calc-range:hover::-webkit-slider-thumb, .calc-range:focus-visible::-webkit-slider-thumb { box-shadow: 0 0 0 10px rgba(245,130,32,.22); transform: scale(1.05); }
.calc-range:focus-visible { outline: none; }
.calc-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.calc-chips button {
  padding: 8px 14px; border-radius: 100px; border: 1px solid var(--border);
  background: transparent; color: var(--muted); font-size: 13px;
  transition: border-color .3s, color .3s, background-color .3s;
}
.calc-chips button:hover { border-color: var(--accent); color: var(--text); }
.calc-chips button.is-active { border-color: var(--accent); color: var(--accent-ink); background: rgba(245,130,32,.1); }

.calc-result {
  min-width:0;
  container-type:inline-size;
  position: relative;
  display: flex; flex-direction: column;
  padding: 40px;
  background:
    radial-gradient(110% 90% at 100% 0%, rgba(245,130,32,.16), transparent 60%),
    linear-gradient(160deg, #FFF7EE, #FFFDF9);
  border-left: 1px solid var(--border);
}
.calc-result-label { font-size: 13px; color: var(--muted); letter-spacing: .5px; }
.calc-total { font: 400 52px/1.1 Lora, serif;font-size:clamp(28px,12cqi,52px); margin: 10px 0 6px; color: var(--text); white-space: nowrap; }
.calc-rate { font-size: 14px; color: var(--accent-ink); }
.calc-bar { position: relative; height: 8px; margin: 28px 0 8px; border-radius: 8px; background: #EFE7DA; overflow: hidden; }
.calc-bar-fill { position: absolute; inset: 0 auto 0 0; width: 50%; border-radius: 8px; background: linear-gradient(90deg, #FFB342, var(--accent)); transition: width .7s cubic-bezier(.22,1,.36,1); }
.calc-rows { display: grid; gap: 0; margin: 12px 0 28px; }
.calc-rows > div { display: flex;flex-wrap:wrap;justify-content: space-between; align-items: baseline; gap: 6px 16px; padding: 14px 0; border-bottom: 1px solid var(--border); }
.calc-rows dt { color: var(--muted); font-size: 14px; }
.calc-rows dd { margin: 0; font-size: 20px; font-weight: 600; white-space: nowrap; font-variant-numeric: tabular-nums; }
.calc-rows dd.is-accent { color: var(--accent-text); }
.calc-cta { width: 100%; margin-top: auto; }
.calc-note { margin: 14px 0 0; font-size: 12px; line-height: 1.6; color: var(--muted); }
.calc-total.is-bump, .calc-rows dd.is-bump { animation: calc-bump .45s cubic-bezier(.22,1,.36,1); }
@keyframes calc-bump { 40% { color: var(--accent); } }

@media (max-width: 1000px) {
  .calc { grid-template-columns: minmax(0,1fr); }
  .calc-result { border-left: 0; border-top: 1px solid var(--border); }
}
@media (max-width: 600px) {
  .calc { border-radius: 20px; }
  .calc-controls, .calc-result { padding: 24px; }
  .calc-title { font-size: 28px; margin-bottom: 24px; }
  .calc-options { border-radius: 20px; }
  .calc-options button { flex-basis: 100%; }
  .calc-rows dd { font-size: 17px; }
}
@media (max-width:520px) {
  .calc-rows > div { flex-direction:column;align-items:flex-start; }
}

/* =================== 2. Свечение за курсором =================== */
@media (hover: hover) and (pointer: fine) {
  .spot { position: relative; isolation: isolate; }
  /* светящаяся рамка */
  .spot::before {
    content: ""; position: absolute; inset: -1px; z-index: 2; pointer-events: none;
    border-radius: inherit; padding: 1px;
    background: radial-gradient(260px circle at var(--mx, -999px) var(--my, -999px), rgba(245,130,32,.95), rgba(245,130,32,.35) 40%, transparent 70%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor; mask-composite: exclude;
    opacity: 0; transition: opacity .5s;
  }
  /* мягкий свет внутри карточки */
  .spot::after {
    content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
    border-radius: inherit;
    background: radial-gradient(420px circle at var(--mx, -999px) var(--my, -999px), rgba(245,130,32,.07), transparent 60%);
    opacity: 0; transition: opacity .5s;
  }
  html.spot-on .spot::before { opacity: 1; }
  .spot:hover::after { opacity: 1; }
}

/* =================== 3. Бегущая строка =================== */
.marquee {
  overflow: hidden;
  padding: 36px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: linear-gradient(90deg, var(--background), var(--surface-2) 50%, var(--background));
  -webkit-mask: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
          mask: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  user-select: none;
}
.marquee-track { display: flex; width: max-content; align-items: center; will-change: transform; }
.marquee-track > * { flex: none; }
.marquee span { font: 400 clamp(40px, 6vw, 88px)/1 Lora, serif; color: var(--text); padding: 0 .35em; white-space: nowrap; }
.marquee span.is-outline { color: transparent; -webkit-text-stroke: 1px var(--accent); }
.marquee i { font-style: normal; color: var(--accent); font-size: clamp(20px, 2.4vw, 36px); display: inline-block; animation: marquee-star 6s linear infinite; }
@keyframes marquee-star { to { transform: rotate(360deg); } }
@media (max-width: 600px) { .marquee { padding: 24px 0; } }

/* =================== 4. Проявление текста по словам =================== */
.company-lead { font: 400 26px/1.55 Lora, serif !important; color: var(--text) !important; margin-bottom: 32px !important; }
.word-reveal .w { color: rgba(22, 32, 46, .14); transition: color .35s ease; }
.word-reveal .w.is-lit { color: var(--text); }
.word-reveal .w.is-accent.is-lit { color: var(--accent-text); }
@media (max-width: 600px) { .company-lead { font-size: 21px !important; } }

@media (prefers-reduced-motion: reduce) {
  .marquee i { animation: none; }
  .word-reveal .w { color: var(--text); }
}