/* IZI JIHAZ — стили. Тёмная современная тема: чёрный + зелёный. Мобайл-фёрст. */

:root {
  --bg: #08090A;
  --bg-alt: #0E100E;
  --surface: #14171A;
  --surface-2: #1A1F1C;
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #F4F7F5;
  --text-soft: #9AA6A0;
  --green: #2CE87F;
  --green-strong: #17C46A;
  --green-deep: #0B3D24;
  --green-glow: rgba(44, 232, 127, 0.35);
  --wa: #25D366;
  --wa-dark: #1DA851;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.55);
  --container: 1160px;
  font-size: 16px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Manrope", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--green); color: #04120A; }

h1, h2, h3 { line-height: 1.15; margin: 0 0 .5em; font-weight: 800; letter-spacing: -0.01em; }
p { margin: 0 0 1em; color: var(--text-soft); }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--green); color: #04120A; padding: 10px 16px; z-index: 999; font-weight: 700;
}
.skip-link:focus { left: 10px; top: 10px; }

/* Scroll reveal */
.section { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.section.is-visible { opacity: 1; transform: translateY(0); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn--primary {
  background: linear-gradient(135deg, var(--green), var(--green-strong));
  color: #04140C;
  box-shadow: 0 10px 30px var(--green-glow);
}
.btn--primary:hover { box-shadow: 0 14px 40px var(--green-glow); }
.btn--outline { border-color: var(--border-strong); color: var(--text); background: transparent; }
.btn--outline:hover { border-color: var(--green); color: var(--green); }
.btn--wa, .btn--wa-outline { background: var(--wa); color: #04140C; }
.btn--wa:hover, .btn--wa-outline:hover { background: var(--wa-dark); }
.btn--wa-outline { background: transparent; border-color: var(--wa); color: var(--wa); }
.btn--wa-outline:hover { background: var(--wa); color: #04140C; }

/* HEADER */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(8, 9, 10, 0.78);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header__inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px;
  gap: 16px;
}
.logo {
  font-size: 1.35rem; font-weight: 800; letter-spacing: .3px;
  color: var(--text);
}
.logo span { color: var(--green); }
.nav { display: none; gap: 26px; }
.nav a { font-size: .92rem; font-weight: 600; color: var(--text-soft); transition: color .15s ease; }
.nav a:hover { color: var(--green); }

.header__actions { display: flex; align-items: center; gap: 10px; }
.header__wa { padding: 10px 16px; font-size: .85rem; display: none; }

.city-switch { position: relative; }
.city-switch__btn {
  display: flex; align-items: center; gap: 6px;
  background: var(--surface); border: 1px solid var(--border);
  padding: 9px 14px; border-radius: 999px; font-size: .85rem; font-weight: 600;
  color: var(--text); cursor: pointer;
}
.city-switch__btn:hover { border-color: var(--green); }
.city-switch__menu {
  display: none;
  position: absolute; top: calc(100% + 8px); right: 0;
  background: var(--surface-2); border-radius: var(--radius-sm);
  box-shadow: var(--shadow); min-width: 200px; overflow: hidden;
  border: 1px solid var(--border);
}
.city-switch__menu.open { display: block; }
.city-switch__item {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 16px; font-size: .88rem; border-bottom: 1px solid var(--border);
}
.city-switch__item:last-child { border-bottom: none; }
.city-switch__item.is-active { font-weight: 700; color: var(--green); }
.city-switch__soon { font-size: .72rem; color: var(--text-soft); background: var(--surface); padding: 2px 8px; border-radius: 999px; }

.burger {
  width: 40px; height: 40px; border-radius: 8px; border: 1px solid var(--border);
  background: transparent; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px;
  cursor: pointer;
}
.burger span { width: 18px; height: 2px; background: var(--text); border-radius: 2px; }

.mobile-nav {
  display: none; flex-direction: column;
  padding: 6px 20px 16px;
  border-top: 1px solid var(--border);
}
.mobile-nav.open { display: flex; }
.mobile-nav a { padding: 12px 0; font-weight: 600; border-bottom: 1px solid var(--border); }
.mobile-nav a:last-child { border-bottom: none; }

/* HERO */
.hero {
  padding: 80px 0;
  position: relative;
  overflow: hidden;
  min-height: 560px;
  display: flex;
  align-items: center;
}
.hero__bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    linear-gradient(100deg, rgba(6,7,6,.94) 0%, rgba(6,7,6,.82) 42%, rgba(6,10,8,.55) 68%, rgba(6,10,8,.35) 100%),
    url('../pic/img_12.jpg') center 42% / cover no-repeat;
}
.hero__bg::after {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(circle at 85% 15%, var(--green-glow) 0%, transparent 45%);
}
.hero__inner { display: flex; flex-direction: column; gap: 32px; position: relative; z-index: 1; width: 100%; }
.eyebrow {
  display: inline-block; color: var(--green); font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  font-size: .78rem; margin: 0 0 .8em; padding: 6px 14px; border: 1px solid var(--green-deep);
  border-radius: 999px; background: rgba(44,232,127,0.08);
}
.hero h1 { font-size: 2rem; color: var(--text); }
.hero h1 span {
  background: linear-gradient(120deg, var(--green), #7CF7B0);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero__lead { font-size: 1.05rem; max-width: 560px; }
.hero__price { font-size: 1rem; color: var(--text-soft); margin: 14px 0 0; }
.hero__price strong { color: var(--green); font-size: 1.15rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 22px 0; }
.hero__urgency {
  display: inline-flex; align-items: center; gap: 8px; font-size: .85rem; font-weight: 600;
  color: var(--text); background: rgba(44,232,127,0.08); border: 1px solid var(--green-deep);
  padding: 9px 14px; border-radius: 999px; margin: 0 0 18px; max-width: 100%;
}
.hero__badges { display: flex; flex-wrap: wrap; gap: 10px 18px; margin-top: 20px; }
.hero__badges li {
  font-size: .82rem; font-weight: 600; color: var(--text);
  background: var(--surface); border: 1px solid var(--border); padding: 8px 14px; border-radius: 999px;
}
.hero__visual { display: none; }

.hero__quickform {
  margin-top: 26px; padding: 18px; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius); max-width: 560px;
}
.hero__quickform-title { font-size: .85rem; font-weight: 700; color: var(--text); margin: 0 0 12px; }
.hero__quickform-row { display: flex; flex-direction: column; gap: 10px; }
.hero__quickform-row input {
  padding: 11px 12px; border-radius: var(--radius-sm); border: 1px solid var(--border);
  font-size: .92rem; font-family: inherit; background: var(--bg); color: var(--text);
}
.hero__quickform-row input:focus { outline: none; border-color: var(--green); }
.hero__quickform--sent {
  display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--green);
}

@media (min-width: 560px) {
  .hero__quickform-row { flex-direction: row; }
  .hero__quickform-row input { flex: 1; }
  .hero__quickform-row button { flex-shrink: 0; }
}

@media (min-width: 900px) {
  .hero__text { max-width: 640px; }
  .hero h1 { font-size: 3rem; }
}

/* SECTIONS */
.section { padding: 60px 0; }
.section--alt { background: var(--bg-alt); }
.section__title { font-size: 1.7rem; color: var(--text); }
.section__lead { max-width: 620px; margin-bottom: 30px; }

.grid { display: grid; gap: 18px; }
.grid--catalog { grid-template-columns: 1fr; }
.grid--process { grid-template-columns: 1fr; }
.grid--advantages { grid-template-columns: repeat(2, 1fr); }
.grid--portfolio { grid-template-columns: repeat(2, 1fr); }

@media (min-width: 640px) {
  .grid--catalog { grid-template-columns: repeat(2, 1fr); }
  .grid--process { grid-template-columns: repeat(2, 1fr); }
  .grid--portfolio { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 960px) {
  .grid--catalog { grid-template-columns: repeat(3, 1fr); }
  .grid--advantages { grid-template-columns: repeat(4, 1fr); }
}

/* Catalog cards */
.cat-card {
  background: var(--surface); border-radius: var(--radius); padding: 24px;
  display: flex; flex-direction: column; gap: 10px;
  border: 1px solid var(--border);
  transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.cat-card:hover { border-color: var(--green-deep); transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0,0,0,.4); }
.cat-card__icon {
  width: 46px; height: 46px; border-radius: 12px;
  background: rgba(44,232,127,0.1); color: var(--green);
  display: flex; align-items: center; justify-content: center;
}
.cat-card h3 { font-size: 1.05rem; margin: 0; color: var(--text); }
.cat-card p { font-size: .9rem; margin: 0; }
.cat-card a {
  margin-top: 8px; font-size: .85rem; font-weight: 700; color: var(--green);
}
.cat-card a:hover { color: var(--wa); }

/* Process */
.process-card {
  background: var(--surface); border-radius: var(--radius); padding: 24px;
  border: 1px solid var(--border);
  transition: border-color .2s ease, transform .2s ease;
}
.process-card:hover { border-color: var(--green-deep); transform: translateY(-4px); }
.process-card__n {
  font-size: 1.7rem; font-weight: 800;
  background: linear-gradient(120deg, var(--green), #7CF7B0);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.process-card h3 { font-size: 1.05rem; margin: 6px 0; color: var(--text); }
.process-card p { font-size: .9rem; margin: 0; }

/* Quote / calculator promo */
.quote { display: flex; flex-direction: column; gap: 32px; }
.quote__badges { display: flex; flex-direction: column; gap: 8px; margin-top: 16px; }
.quote__badges li { font-size: .88rem; font-weight: 600; color: var(--text); }
.quote__badges li::before { content: "✓ "; color: var(--green); font-weight: 800; }

@media (min-width: 900px) {
  .quote { flex-direction: row; align-items: stretch; }
  .quote__text, .quote__promo { flex: 1; }
}

/* Advantages */
.adv-card {
  background: var(--surface); border-radius: var(--radius); padding: 20px;
  border: 1px solid var(--border); text-align: center;
  transition: border-color .2s ease, transform .2s ease;
}
.adv-card:hover { border-color: var(--green-deep); transform: translateY(-4px); }
.adv-card h3 { font-size: .95rem; color: var(--text); margin: 0 0 6px; }
.adv-card p { font-size: .82rem; margin: 0; }

.advantages__cta { display: flex; justify-content: center; margin-top: 28px; }

/* Stats strip */
.stats { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 28px 0; }
.stats__inner { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 18px; text-align: center; }
.stats__item .stats__value { display: block; font-size: 2rem; font-weight: 800; color: var(--green); line-height: 1.1; }
.stats__item .stats__label { display: block; font-size: .82rem; color: var(--text-soft); margin-top: 4px; }

/* Reviews */
.grid--reviews { grid-template-columns: 1fr; }
@media (min-width: 640px) { .grid--reviews { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .grid--reviews { grid-template-columns: repeat(3, 1fr); } }
.review-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px; display: flex; flex-direction: column; gap: 10px;
}
.review-card__text { font-size: .9rem; color: var(--text); margin: 0; }
.review-card__meta { display: flex; justify-content: space-between; align-items: center; font-size: .8rem; color: var(--text-soft); }
.review-card__name { font-weight: 700; color: var(--text); }

/* Portfolio */
.portfolio__item {
  aspect-ratio: 4 / 3; border-radius: var(--radius); background: var(--surface);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-soft); font-size: .85rem; border: 1px dashed var(--border);
}
.portfolio__hint { font-size: .78rem; margin-top: 14px; }

.portfolio__item--photo {
  padding: 0; border: 1px solid var(--border); cursor: zoom-in; overflow: hidden;
  transition: border-color .2s ease, transform .2s ease;
  appearance: none; font: inherit; color: inherit; text-align: left;
}
.portfolio__item--photo:hover { border-color: var(--green-deep); transform: translateY(-3px); }
.portfolio__item--photo img { width: 100%; height: 100%; object-fit: cover; display: block; }

.portfolio__more-wrap { display: flex; justify-content: center; margin-top: 22px; }

/* Сворачивание портфолио по 3 ряда (число колонок зависит от брейкпоинта) */
.grid--portfolio.is-collapsed .portfolio__item:nth-child(n+7) { display: none; }
@media (min-width: 640px) {
  .grid--portfolio.is-collapsed .portfolio__item:nth-child(n+10) { display: none; }
}
.grid--portfolio.is-collapsed .portfolio__item--follow { display: flex !important; }

/* Quote promo card (opens calculator modal) */
.quote__promo {
  background: var(--surface); border-radius: var(--radius); padding: 30px;
  box-shadow: var(--shadow); border: 1px solid var(--border);
  display: flex; flex-direction: column; align-items: flex-start; gap: 12px; justify-content: center;
  position: relative; overflow: hidden;
}
.quote__promo::before {
  content: ""; position: absolute; inset: -40% -40% auto auto; width: 220px; height: 220px;
  background: radial-gradient(circle, var(--green-glow), transparent 70%);
}
.quote__promo-btn { width: 100%; justify-content: center; position: relative; z-index: 1; }
.quote__note { font-size: .78rem; margin: 0; position: relative; z-index: 1; }

/* Portfolio follow/embed tiles */
.portfolio__item--follow {
  background: linear-gradient(135deg, var(--green-deep), #06110B);
  color: #fff; text-align: center; font-weight: 700;
  border: 1px solid var(--green-deep);
}
.portfolio__item--follow span { font-size: .9rem; line-height: 1.4; color: var(--green); }
.portfolio__item--embed { background: none; border: none; padding: 0; overflow: hidden; }
.portfolio__item--embed iframe, .portfolio__item--embed .instagram-media { width: 100% !important; }

/* FAQ */
.faq { display: flex; flex-direction: column; gap: 10px; max-width: 720px; }
.faq-item { background: var(--surface); border-radius: var(--radius-sm); border: 1px solid var(--border); overflow: hidden; }
.faq-item__q {
  width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  padding: 16px 18px; font-weight: 700; font-size: .92rem; color: var(--text);
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
}
.faq-item__q::after { content: "+"; font-size: 1.2rem; color: var(--green); }
.faq-item.open .faq-item__q::after { content: "–"; }
.faq-item.open { border-color: var(--green-deep); }
.faq-item__a { max-height: 0; overflow: hidden; transition: max-height .25s ease; padding: 0 18px; }
.faq-item.open .faq-item__a { max-height: 200px; padding-bottom: 16px; }
.faq-item__a p { margin: 0; font-size: .88rem; }

/* About */
.about { max-width: 720px; }

/* Payment & delivery */
.payment { max-width: 720px; }
.payment__list { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }
.payment__list li {
  font-size: .9rem; color: var(--text); background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px 16px;
}

/* Contacts */
.contacts { display: flex; flex-direction: column; gap: 28px; }
.contacts__info dl { display: flex; flex-direction: column; gap: 10px; margin: 16px 0 22px; }
.contacts__info dl > div { display: flex; justify-content: space-between; gap: 10px; border-bottom: 1px solid var(--border); padding-bottom: 8px; font-size: .9rem; }
.contacts__info dt { color: var(--text-soft); }
.contacts__info dd { margin: 0; font-weight: 700; color: var(--text); text-align: right; }
.contacts__map {
  width: 100%; height: 300px; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
  border: 1px solid var(--border); filter: grayscale(.15) contrast(1.05);
}
.contacts__map iframe { display: block; width: 100%; height: 100%; border: 0; }

@media (min-width: 900px) {
  .contacts { flex-direction: row; align-items: stretch; }
  .contacts__info, .contacts__map { flex: 1; }
}

/* Footer */
.footer { background: #050605; color: #E7EDE9; padding: 40px 0 0; border-top: 1px solid var(--border); }
.footer__inner { display: flex; flex-direction: column; gap: 22px; padding-bottom: 28px; }
.footer p { color: #7E8B84; margin: 6px 0 0; font-size: .85rem; }
.logo--footer { color: #fff; }
.logo--footer span { color: var(--green); }
.footer__nav { display: flex; flex-wrap: wrap; gap: 14px; }
.footer__nav a { font-size: .85rem; color: #B7C2BC; }
.footer__nav a:hover { color: var(--green); }
.footer__contacts { display: flex; flex-direction: column; gap: 6px; font-size: .85rem; }
.footer__contacts a { color: #fff; font-weight: 700; }
.footer__contacts a:hover { color: var(--green); }
.footer__bottom {
  text-align: center; font-size: .75rem; color: #5C685F;
  border-top: 1px solid rgba(255,255,255,.08); padding: 16px 0; margin: 0;
}

@media (min-width: 800px) {
  .footer__inner { flex-direction: row; justify-content: space-between; }
}

/* Floating WhatsApp button */
.fab-wa {
  position: fixed; bottom: 20px; right: 20px; z-index: 200;
  width: 58px; height: 58px; border-radius: 50%;
  background: var(--wa); color: #04140C;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
  animation: fab-pulse 2.6s ease-in-out infinite;
}
.fab-wa:hover { background: var(--wa-dark); animation-play-state: paused; }

@keyframes fab-pulse {
  0%, 100% { box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45); }
  50% { box-shadow: 0 8px 30px rgba(37, 211, 102, 0.7), 0 0 0 8px rgba(37, 211, 102, 0.12); }
}

@media (min-width: 1080px) {
  .nav { display: flex; }
  .header__wa { display: inline-flex; }
}

/* Ghost buttons (callback triggers) */
.btn--ghost {
  background: transparent; border-color: var(--border-strong); color: var(--text);
  padding: 10px 16px; font-size: .85rem; display: none;
}
.btn--ghost:hover { border-color: var(--green); color: var(--green); }
@media (min-width: 1080px) { .header__callback { display: inline-flex; } }
.mobile-nav__callback { margin-top: 10px; width: 100%; display: inline-flex; }

.hero__callback-link {
  background: none; border: none; padding: 0; margin: -8px 0 0;
  color: var(--green); font-weight: 700; font-size: .88rem; cursor: pointer;
  text-align: left;
}
.hero__callback-link:hover { text-decoration: underline; }

/* ---------- Модальные окна ---------- */
.modal-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
}
.modal {
  background: var(--surface-2); border-radius: var(--radius);
  max-width: 480px; width: 100%; max-height: 90vh; overflow-y: auto;
  padding: 28px 24px; position: relative; box-shadow: 0 20px 60px rgba(0,0,0,.6);
  border: 1px solid var(--border);
}
.modal__close {
  position: absolute; top: 14px; right: 14px; width: 32px; height: 32px;
  border-radius: 50%; border: none; background: var(--surface); color: var(--text);
  font-size: 1.2rem; line-height: 1; cursor: pointer;
}
.modal__close:hover { color: var(--green); }
.modal__title { font-size: 1.2rem; color: var(--text); margin: 0 0 8px; }
.modal__lead { font-size: .88rem; margin: 0 0 16px; }

/* Callback form */
.callback-form { display: flex; flex-direction: column; gap: 12px; }
.callback-form label { display: flex; flex-direction: column; gap: 6px; font-size: .85rem; font-weight: 600; color: var(--text); }
.callback-form input {
  padding: 11px 12px; border-radius: var(--radius-sm); border: 1px solid var(--border);
  font-size: .92rem; font-family: inherit; background: var(--bg); color: var(--text);
}
.callback-form input:focus { outline: none; border-color: var(--green); }
.callback-form button { margin-top: 4px; }

/* Lightbox */
.modal--lightbox { max-width: 900px; background: transparent; box-shadow: none; border: none; padding: 0; overflow: visible; }
.lightbox { position: relative; display: flex; align-items: center; justify-content: center; }
.lightbox__img { width: 100%; max-height: 82vh; height: auto; object-fit: contain; border-radius: var(--radius); display: block; background: var(--surface); }
.modal--lightbox .modal__close { background: var(--surface-2); top: -14px; right: -14px; z-index: 2; }

.lightbox__nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--border);
  background: rgba(20, 23, 26, 0.85); color: var(--text);
  font-size: 1.6rem; line-height: 1; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  z-index: 2; transition: border-color .15s ease, color .15s ease;
}
.lightbox__nav:hover { border-color: var(--green); color: var(--green); }
.lightbox__nav--prev { left: -8px; }
.lightbox__nav--next { right: -8px; }

@media (min-width: 640px) {
  .lightbox__nav--prev { left: -60px; }
  .lightbox__nav--next { right: -60px; }
}

.lightbox__counter {
  position: absolute; bottom: -34px; left: 50%; transform: translateX(-50%);
  font-size: .8rem; color: var(--text-soft); background: var(--surface-2);
  padding: 4px 12px; border-radius: 999px; border: 1px solid var(--border);
}

/* Calculator modal */
.modal--calc { max-width: 520px; }
.calc-dots { display: flex; gap: 6px; margin-bottom: 18px; }
.calc-dot { flex: 1; height: 4px; border-radius: 2px; background: var(--border); }
.calc-dot.is-done { background: var(--wa-dark); }
.calc-dot.is-active { background: var(--green); }

.calc-modal__q { font-size: 1.05rem; color: var(--text); margin: 0 0 16px; }
.calc-options { display: flex; flex-direction: column; gap: 10px; }
.calc-option {
  text-align: left; padding: 13px 16px; border-radius: var(--radius-sm);
  border: 1.5px solid var(--border); background: var(--bg);
  font-size: .92rem; font-weight: 600; color: var(--text); cursor: pointer;
  transition: border-color .15s ease, background .15s ease;
}
.calc-option:hover { border-color: var(--green); }
.calc-option.is-selected { border-color: var(--green); background: rgba(44,232,127,0.1); color: var(--green); }
.calc-options--shake { animation: calc-shake .3s ease; }

.calc-range { padding: 10px 0; }
.calc-range input[type="range"] { width: 100%; accent-color: var(--green); }
.calc-range__value { margin-top: 10px; font-size: 1.1rem; font-weight: 700; color: var(--green); }

.calc-contact { display: flex; flex-direction: column; gap: 12px; }
.calc-contact label { display: flex; flex-direction: column; gap: 6px; font-size: .85rem; font-weight: 600; color: var(--text); }
.calc-contact input {
  padding: 11px 12px; border-radius: var(--radius-sm); border: 1px solid var(--border);
  font-size: .92rem; font-family: inherit; background: var(--bg); color: var(--text);
}
.calc-contact input:focus { outline: none; border-color: var(--green); }
.calc-contact--shake { animation: calc-shake .3s ease; }

.calc-modal__nav { display: flex; gap: 12px; margin-top: 22px; }
.calc-modal__nav .btn { flex: 1; }
.calc-modal__nav .btn--outline:disabled { opacity: .35; cursor: not-allowed; }

@keyframes calc-shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}