:root {
  --ink: #071a2b;
  --paper: #edf1f3;
  --white: #ffffff;
  --blue: #53b9ff;
  --ice-blue: #a8dcff;
  --line: rgba(7, 26, 43, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  background: #0c2435;
  color: var(--white);
}

.hero-media {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(4, 19, 31, 0.68) 0%, rgba(4, 19, 31, 0.18) 52%, rgba(4, 19, 31, 0.22) 100%),
    url("/images/hero-production.webp") center / cover no-repeat;
  transform: scale(1.01);
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(5, 19, 31, 0.45) 0%, transparent 28%, rgba(5, 19, 31, 0.15) 68%, rgba(5, 19, 31, 0.58) 100%),
    linear-gradient(90deg, rgba(5, 19, 31, 0.18), transparent 60%);
}

.site-header {
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 32px;
  min-height: 88px;
  padding: 18px 3.2vw;
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
}

.brand {
  display: inline-flex;
  align-items: center;
  width: 110px;
}

.brand img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 5px;
}

.main-nav {
  display: flex;
  gap: clamp(18px, 2.4vw, 42px);
  font-size: 12px;
}

.main-nav a {
  opacity: 0.76;
  transition: opacity 180ms ease;
}

.main-nav a:hover {
  opacity: 1;
}

.mobile-nav {
  display: none;
  position: relative;
  z-index: 20;
}

.mobile-nav summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 0 11px;
  border: 1px solid rgba(255, 255, 255, .32);
  border-radius: 4px;
  cursor: pointer;
  font-size: 10px;
  font-weight: 700;
  list-style: none;
}

.mobile-nav summary::-webkit-details-marker {
  display: none;
}

.mobile-nav summary i,
.mobile-nav summary i::before,
.mobile-nav summary i::after {
  display: block;
  width: 14px;
  height: 1px;
  background: currentColor;
  content: "";
}

.mobile-nav summary i {
  position: relative;
}

.mobile-nav summary i::before {
  position: absolute;
  top: -4px;
}

.mobile-nav summary i::after {
  position: absolute;
  top: 4px;
}

.mobile-nav > nav {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  display: grid;
  width: min(270px, calc(100vw - 28px));
  overflow: hidden;
  border: 1px solid rgba(168, 220, 255, .24);
  border-radius: 10px;
  background: rgba(4, 19, 31, .97);
  box-shadow: 0 18px 44px rgba(2, 12, 21, .34);
  transform: translateX(-50%);
}

.mobile-nav > nav a {
  padding: 13px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
  font-size: 13px;
}

.mobile-nav > nav a:last-child {
  border-bottom: 0;
}

.mobile-nav:not([open]) > nav {
  display: none;
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 22px;
}

.header-phone {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.header-cta,
.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  min-height: 52px;
  padding: 0 18px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
  transition: transform 180ms ease, background 180ms ease;
}

.header-cta {
  min-height: 42px;
  background: var(--white);
  color: var(--ink);
}

.header-cta:hover,
.primary-button:hover {
  transform: translateY(-2px);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(760px, 64vw);
  padding: clamp(52px, 7vh, 78px) 0 100px 6.5vw;
}

.eyebrow,
.section-number,
.product-index {
  margin: 0;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: rgba(255, 255, 255, 0.72);
}

.eyebrow span {
  width: 34px;
  height: 1px;
  background: var(--blue);
}

.hero h1 {
  max-width: 850px;
  margin: 0;
  font-size: clamp(48px, 5.35vw, 82px);
  font-weight: 500;
  line-height: 0.84;
  letter-spacing: -0.055em;
}

.hero h1 em {
  color: #a8dcff;
  font-style: normal;
}

.hero-copy {
  max-width: 520px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(15px, 1.2vw, 18px);
  line-height: 1.5;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.primary-button {
  min-width: 210px;
  background: var(--blue);
  color: var(--ink);
}

.secondary-button {
  border: 1px solid rgba(255, 255, 255, 0.55);
  color: var(--white);
}

.secondary-button:hover {
  background: rgba(255, 255, 255, 0.12);
}

.response-time {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.6);
  font-size: 11px;
}

.response-time span {
  padding: 6px 9px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 100px;
  color: var(--white);
  font-weight: 700;
}

.hero-facts {
  position: absolute;
  z-index: 3;
  right: 3.2vw;
  bottom: 38px;
  display: grid;
  grid-template-columns: repeat(3, minmax(130px, 170px));
  border-top: 1px solid rgba(255, 255, 255, 0.28);
}

.hero-facts div {
  padding: 18px 18px 0;
  border-left: 1px solid rgba(255, 255, 255, 0.28);
}

.hero-facts strong,
.hero-facts span {
  display: block;
}

.hero-facts strong {
  margin-bottom: 8px;
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.04em;
}

.hero-facts span {
  max-width: 120px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 10px;
  line-height: 1.35;
}

.products-screen {
  min-height: 100svh;
  padding: clamp(64px, 7vw, 110px) 3.2vw 36px;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(170px, 0.65fr) minmax(500px, 1.6fr) minmax(260px, 0.7fr);
  align-items: end;
  gap: 30px;
  margin-bottom: 38px;
}

.section-number {
  align-self: start;
  color: #5a6b78;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(40px, 4.3vw, 70px);
  font-weight: 500;
  line-height: 0.96;
  letter-spacing: -0.055em;
}

.section-heading h2 span {
  color: #82909a;
}

.section-heading > p:last-child {
  max-width: 380px;
  margin: 0 0 4px;
  color: #53636f;
  font-size: 13px;
  line-height: 1.55;
}

.product-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.8fr 0.8fr;
  gap: 12px;
  min-height: min(530px, 58vh);
}

.product-card {
  position: relative;
  min-height: 430px;
  overflow: hidden;
  border-radius: 12px;
  background: #193042;
  color: var(--white);
  isolation: isolate;
}

.product-image,
.card-gradient {
  position: absolute;
  inset: 0;
}

.product-image {
  z-index: -2;
  background-position: center;
  background-size: cover;
  transition: transform 500ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.product-card:hover .product-image {
  transform: scale(1.035);
}

.product-card--window .product-image {
  background-image: url("/images/window.webp");
}

.product-card--door .product-image {
  background-image: url("/images/door.webp");
}

.product-card--balcony .product-image {
  background-image: url("/images/balcony.webp");
}

.card-gradient {
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(4, 18, 29, 0.7) 0%, rgba(4, 18, 29, 0.06) 47%, rgba(4, 18, 29, 0.9) 100%),
    linear-gradient(90deg, rgba(4, 18, 29, 0.3), transparent 68%);
}

.product-content {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: inherit;
  padding: 22px;
}

.product-index {
  color: rgba(255, 255, 255, 0.65);
}

.product-card h3 {
  max-width: 90%;
  margin: 14px 0 0;
  font-size: clamp(32px, 3vw, 52px);
  font-weight: 500;
  line-height: 0.94;
  letter-spacing: -0.05em;
}

.product-card--window h3 {
  font-size: clamp(42px, 4.5vw, 72px);
}

.product-description {
  max-width: 340px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 12px;
  line-height: 1.5;
}

.product-footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-top: auto;
}

.product-footer p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
}

.product-footer strong {
  display: block;
  color: var(--white);
  font-size: clamp(20px, 2vw, 30px);
  font-weight: 500;
  letter-spacing: -0.035em;
}

.product-footer a {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  min-height: 42px;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  transition: background 180ms ease, color 180ms ease;
}

.product-footer a:hover {
  background: var(--white);
  color: var(--ink);
}

.price-note {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: #64747f;
  font-size: 10px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.section-kicker {
  margin: 0;
  color: #667784;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.production-section,
.benefits-section,
.steps-section,
.works-section,
.reviews-section,
.faq-section {
  padding: clamp(72px, 8vw, 128px) 3.2vw;
}

.production-layout {
  display: grid;
  grid-template-columns: minmax(360px, 0.82fr) minmax(500px, 1.18fr);
  gap: 12px;
  margin-top: 28px;
}

.production-copy,
.production-visual {
  min-height: 610px;
  border-radius: 12px;
}

.production-copy {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  padding: clamp(28px, 4vw, 64px);
  background: var(--white);
}

.production-text {
  display: contents;
}

.production-copy h2,
.benefits-heading h2,
.steps-intro h2,
.works-heading h2,
.faq-section h2,
.contact-copy h2 {
  margin: 0;
  font-size: clamp(44px, 5.3vw, 82px);
  font-weight: 500;
  line-height: 0.93;
  letter-spacing: -0.06em;
}

.production-copy p {
  max-width: 500px;
  margin: 30px 0;
  color: #526471;
  font-size: 15px;
  line-height: 1.6;
}

.dark-button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  min-width: 210px;
  min-height: 52px;
  margin-top: auto;
  padding: 0 18px;
  border-radius: 4px;
  background: var(--ink);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
}

.production-visual {
  position: relative;
  overflow: hidden;
  background: #061724;
  isolation: isolate;
}

.production-visual::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  background: linear-gradient(rgba(6, 23, 36, .74), rgba(6, 23, 36, .82)), url("/images/hero-production.webp") center / cover no-repeat;
  filter: blur(18px);
  content: "";
}

.production-stat {
  position: absolute;
  z-index: 3;
  right: 34px;
  bottom: 30px;
  left: 34px;
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  gap: 9px;
  color: white;
}

.production-stat strong {
  font-size: clamp(56px, 6vw, 88px);
  font-weight: 500;
  line-height: 0.8;
  letter-spacing: -0.07em;
}

.production-stat span {
  order: -1;
  max-width: 300px;
  font-size: 12px;
  line-height: 1.45;
}

.benefits-section {
  background: var(--ink);
  color: var(--white);
}

.benefits-section .section-kicker { color: #8fcfff; }
.benefits-heading { display: grid; grid-template-columns: 0.55fr 1.45fr; align-items: start; }
.benefits-heading h2 { max-width: 850px; }
.benefit-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 60px; border-top: 1px solid rgba(255,255,255,.2); }
.benefit-grid article { min-height: 280px; padding: 24px; border-right: 1px solid rgba(255,255,255,.2); }
.benefit-grid article:last-child { border-right: 0; }
.benefit-grid span { color: #8fcfff; font-size: 11px; }
.benefit-grid h3 { margin: 66px 0 16px; font-size: 24px; font-weight: 500; line-height: 1.05; letter-spacing: -.035em; }
.benefit-grid p { margin: 0; color: rgba(255,255,255,.6); font-size: 12px; line-height: 1.55; }
.steps-section { background: #dfe8ed; }
.steps-intro { display: grid; grid-template-columns: .55fr 1.1fr .55fr; gap: 30px; align-items: end; }
.steps-intro > p:last-child { margin: 0 0 4px; color: #53636f; font-size: 13px; line-height: 1.5; }
.steps-list { display: grid; grid-template-columns: repeat(5, 1fr); margin: 62px 0 0; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.steps-list li { min-height: 260px; padding: 20px 20px 28px; border-right: 1px solid var(--line); }
.steps-list li:last-child { border-right: 0; }
.steps-list span { color: #627681; font-size: 10px; }
.steps-list h3 { margin: 78px 0 14px; font-size: 25px; font-weight: 500; letter-spacing: -.04em; }
.steps-list p { margin: 0; color: #586a76; font-size: 12px; line-height: 1.5; }

.works-heading { display: grid; grid-template-columns: .55fr 1.1fr .55fr; gap: 30px; align-items: end; }
.works-heading > p:last-child { margin: 0 0 4px; color: #53636f; font-size: 13px; line-height: 1.5; }
.works-title-line { display: block; white-space: nowrap; }

.works-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  margin-top: 42px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.works-filters,
.works-modal-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.works-filters button,
.works-modal-filters button {
  min-height: 38px;
  padding: 0 15px;
  border: 1px solid var(--line);
  border-radius: 100px;
  background: transparent;
  color: #53636f;
  cursor: pointer;
  font: inherit;
  font-size: 11px;
  transition: border-color 180ms ease, background 180ms ease, color 180ms ease;
}

.works-filters button:hover,
.works-filters button.is-active,
.works-modal-filters button:hover,
.works-modal-filters button.is-active {
  border-color: var(--ink);
  background: var(--ink);
  color: white;
}

.works-counter {
  flex: 0 0 auto;
  margin: 0;
  color: #7d8b94;
  font-size: 11px;
  letter-spacing: .08em;
}

.works-counter [data-counter-current] {
  color: var(--ink);
  font-size: 16px;
  font-weight: 700;
}

.works-showcase {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(230px, .55fr);
  grid-template-rows: repeat(2, minmax(220px, 1fr));
  gap: 12px;
  min-height: 620px;
  margin-top: 22px;
  touch-action: pan-y;
}

.work-showcase-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  padding: 0;
  border: 0;
  border-radius: 12px;
  background: #0a2132;
  color: white;
  cursor: zoom-in;
  text-align: left;
}

.work-showcase-card--1 {
  grid-row: 1 / -1;
}

.work-showcase-card img,
.works-catalog-card img,
.work-viewer figure > img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.work-showcase-card img {
  position: absolute;
  inset: 0;
  transition: transform 600ms cubic-bezier(.2,.65,.2,1);
}

.work-showcase-card:hover img {
  transform: scale(1.035);
}

.work-showcase-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(3,16,25,.04) 38%, rgba(3,16,25,.88));
}

.work-showcase-copy {
  position: absolute;
  right: 24px;
  bottom: 23px;
  left: 24px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 9px 20px;
}

.work-showcase-copy small,
.works-catalog-card small,
.work-viewer figcaption small {
  grid-column: 1 / -1;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.work-showcase-copy strong {
  max-width: 560px;
  font-size: clamp(25px, 3vw, 48px);
  font-weight: 500;
  line-height: .95;
  letter-spacing: -.05em;
}

.work-showcase-card:not(.work-showcase-card--1) .work-showcase-copy strong {
  font-size: clamp(20px, 2vw, 31px);
}

.work-showcase-copy i {
  padding-bottom: 3px;
  border-bottom: 1px solid rgba(255,255,255,.58);
  font-size: 9px;
  font-style: normal;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.works-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 18px;
}

.works-arrows {
  display: flex;
  gap: 8px;
}

.works-arrows button,
.work-viewer-arrow {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  font: inherit;
  font-size: 18px;
}

.works-arrows button:disabled {
  cursor: default;
  opacity: .28;
}

.works-all-button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  min-height: 52px;
  min-width: 240px;
  padding: 0 18px;
  border: 0;
  border-radius: 4px;
  background: var(--ink);
  color: white;
  cursor: pointer;
  font: inherit;
  font-size: 11px;
  font-weight: 700;
}

.works-all-button span {
  color: var(--ice-blue);
}

.works-modal,
.work-viewer {
  position: fixed;
  z-index: 160;
  inset: 0;
}

.works-modal-backdrop,
.work-viewer-backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  border: 0;
  background: rgba(2, 12, 21, .78);
  cursor: default;
  backdrop-filter: blur(8px);
}

.works-modal-panel {
  position: absolute;
  inset: 22px;
  overflow-y: auto;
  padding: clamp(26px, 4vw, 58px);
  border: 1px solid rgba(168,220,255,.18);
  border-radius: 16px;
  background: #f2f5f6;
}

.works-modal-panel > header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.works-modal-panel h3 {
  margin: 14px 0 0;
  font-size: clamp(38px, 5vw, 72px);
  font-weight: 500;
  line-height: .94;
  letter-spacing: -.055em;
}

.works-modal-close,
.work-viewer-close {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  padding: 0 0 4px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  font: inherit;
  font-size: 30px;
  font-weight: 300;
  line-height: 1;
}

.works-modal-filters {
  margin-top: 30px;
}

.works-catalog {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.works-catalog-card {
  position: relative;
  min-height: 380px;
  overflow: hidden;
  padding: 0;
  border: 0;
  border-radius: 10px;
  background: var(--ink);
  color: white;
  cursor: zoom-in;
  text-align: left;
}

.works-catalog-card::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 42%, rgba(3,16,25,.88));
  content: "";
}

.works-catalog-card img {
  position: absolute;
  inset: 0;
  transition: transform 500ms ease;
}

.works-catalog-card:hover img {
  transform: scale(1.035);
}

.works-catalog-card > span {
  position: absolute;
  z-index: 1;
  right: 20px;
  bottom: 20px;
  left: 20px;
  display: grid;
  gap: 9px;
}

.works-catalog-card strong {
  font-size: clamp(22px, 2.2vw, 34px);
  font-weight: 500;
  line-height: .98;
  letter-spacing: -.045em;
}

.works-modal-cta {
  display: inline-flex;
  min-height: 54px;
  align-items: center;
  margin-top: 30px;
  padding: 0 18px;
  border-radius: 4px;
  background: var(--blue);
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
}

.work-viewer {
  z-index: 180;
  touch-action: pan-y;
}

.work-viewer-panel {
  position: absolute;
  inset: 26px;
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) 58px;
  align-items: center;
  gap: 16px;
}

.work-viewer-panel figure {
  position: relative;
  height: calc(100svh - 52px);
  max-width: 1240px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 14px;
  background: #061724;
}

.work-viewer-panel figure::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 58%, rgba(3,16,25,.9));
  content: "";
  pointer-events: none;
}

.work-viewer figcaption {
  position: absolute;
  z-index: 1;
  right: 34px;
  bottom: 30px;
  left: 34px;
  display: grid;
  gap: 10px;
  color: white;
}

.work-viewer figcaption strong {
  max-width: 760px;
  font-size: clamp(30px, 4vw, 58px);
  font-weight: 500;
  line-height: .94;
  letter-spacing: -.05em;
}

.work-viewer-arrow {
  border-color: rgba(255,255,255,.4);
  color: white;
}

.work-viewer-close {
  position: absolute;
  z-index: 2;
  top: 18px;
  right: 18px;
  border-color: rgba(255,255,255,.45);
  background: rgba(3,16,25,.4);
  color: white;
}

.faq-section { display: grid; grid-template-columns: .75fr 1.25fr; gap: 8vw; background: var(--white); }
.faq-section h2 { margin-top: 22px; }
.faq-lead { max-width: 390px; margin: 28px 0 0; color: #53636f; font-size: 14px; line-height: 1.55; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 25px 0; cursor: pointer; font-size: 20px; font-weight: 500; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { font-size: 28px; font-weight: 300; transition: transform 180ms ease; }
.faq-list summary { width: 100%; min-width: 0; overflow: hidden; }
.faq-list summary .faq-question { min-width: 0; font-size: inherit; font-weight: inherit; }
.faq-list summary span:last-child { flex: 0 0 auto; }
.faq-list details[open] summary span:last-child { transform: rotate(45deg); }
.faq-list details p { max-width: 720px; margin: -8px 50px 24px 0; color: #5c6d78; font-size: 13px; line-height: 1.6; }

.contact-section { display: grid; grid-template-columns: 1.2fr .8fr; gap: 12px; padding: 3.2vw; background: var(--ink); color: white; }
.contact-copy, .contact-card { min-height: 520px; padding: clamp(28px, 4vw, 62px); border-radius: 12px; }
.contact-copy { display: flex; align-items: flex-start; flex-direction: column; background: linear-gradient(115deg, rgba(6,24,39,.92), rgba(6,24,39,.46)), url("/images/balcony.webp") center / cover no-repeat; }
.contact-copy .section-kicker { color: #8fcfff; }
.contact-copy h2 { max-width: 920px; margin-top: 24px; }
.contact-copy > p:not(.section-kicker) { max-width: 510px; color: rgba(255,255,255,.7); font-size: 14px; line-height: 1.6; }
.contact-actions { display: flex; gap: 10px; margin-top: auto; }
.contact-card { display: flex; align-items: flex-start; flex-direction: column; background: var(--blue); color: var(--ink); }
.contact-card > p { margin: 0 0 70px; font-size: 11px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.contact-card > a:first-of-type { font-size: clamp(30px, 3.4vw, 52px); font-weight: 500; letter-spacing: -.05em; }
.contact-card > a:nth-of-type(2) { margin-top: 12px; font-size: 18px; }
.contact-card address { max-width: 390px; margin-top: auto; font-size: 16px; font-style: normal; line-height: 1.45; }
.contact-card small { margin-top: 10px; opacity: .62; }

.site-footer { padding: 48px 3.2vw 28px; background: #04131f; color: white; }
.footer-topline { display: grid; grid-template-columns: .55fr 1.45fr; align-items: start; gap: 36px; padding-bottom: 34px; border-bottom: 1px solid rgba(255,255,255,.16); }
.footer-brand { align-self: start; width: 132px; }
.footer-nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 16px clamp(18px, 2.5vw, 42px); color: rgba(255,255,255,.74); font-size: 11px; }
.footer-nav a:hover, .footer-contact a:hover { color: var(--ice-blue); }
.footer-contacts { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 28px; padding: 38px 0; }
.footer-contact { display: flex; align-items: flex-start; flex-direction: column; gap: 7px; color: rgba(255,255,255,.58); font-size: 11px; line-height: 1.55; }
.footer-contact strong { color: white; font-size: 11px; }
.footer-contact a { color: rgba(255,255,255,.88); transition: color 180ms ease; }
.footer-contact--main a { margin-top: 5px; color: white; font-size: 16px; }
.footer-contact--links { align-items: flex-end; text-align: right; }
.footer-bottom { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 24px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.16); color: rgba(255,255,255,.45); font-size: 10px; }
.footer-bottom > a { color: rgba(255,255,255,.7); }
.site-credit { justify-self: end; }

@media (max-width: 1050px) {
  .site-header {
    grid-template-columns: auto auto 1fr;
    gap: 14px;
  }

  .main-nav {
    display: none;
  }

  .mobile-nav {
    display: block;
  }

  .mobile-nav > nav {
    position: fixed;
    top: 72px;
    right: 14px;
    left: 14px;
    width: auto;
    transform: none;
  }

  .hero-content {
    width: 82vw;
  }

  .hero-facts {
    grid-template-columns: repeat(3, minmax(112px, 1fr));
  }

  .section-heading {
    grid-template-columns: 0.55fr 1.45fr;
  }

  .section-heading > p:last-child {
    grid-column: 2;
  }

  .product-grid {
    grid-template-columns: 1.25fr 0.75fr;
  }

  .product-card--window {
    grid-row: span 2;
  }

  .product-card--door,
  .product-card--balcony {
    min-height: 300px;
  }

  .benefit-grid { grid-template-columns: repeat(2, 1fr); }
  .benefit-grid article:nth-child(2) { border-right: 0; }
  .benefit-grid article { border-bottom: 1px solid rgba(255,255,255,.2); }
  .steps-list { grid-template-columns: repeat(3, 1fr); }
  .works-grid { grid-template-columns: 1fr 1fr; }
  .work-card--house { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .hero {
    min-height: 100svh;
  }

  .site-header {
    grid-template-columns: auto auto 1fr;
    gap: 10px;
    min-height: 70px;
    padding: 12px 14px;
  }

  .header-phone {
    display: none;
  }

  .header-cta {
    min-height: 38px;
    padding: 0 12px;
  }

  .hero-media {
    background-position: 63% center;
    transform: none;
  }

  .hero-content {
    width: auto;
    padding: 46px 18px 238px;
  }

  .hero h1 {
    font-size: clamp(36px, 9.2vw, 42px);
    line-height: .9;
  }

  .hero-copy {
    max-width: 440px;
    font-size: 14px;
  }

  .hero-facts {
    right: 18px;
    bottom: 100px;
    left: 18px;
    grid-template-columns: repeat(3, 1fr);
  }

  .hero-facts div {
    padding: 14px 8px 0;
  }

  .hero-facts strong {
    font-size: 21px;
  }

  .hero-facts span {
    font-size: 8px;
  }

  .scroll-cue {
    display: none;
  }

  .products-screen {
    padding: 58px 14px 28px;
  }

  .section-heading {
    display: block;
    margin-bottom: 26px;
  }

  .section-heading h2 {
    margin-top: 18px;
    font-size: clamp(38px, 11vw, 54px);
  }

  .section-heading > p:last-child {
    margin-top: 20px;
  }

  .product-grid {
    display: flex;
    flex-direction: column;
  }

  .product-card,
  .product-card--door,
  .product-card--balcony {
    min-height: 460px;
  }

  .product-card--window h3 {
    font-size: 48px;
  }

  .product-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .product-footer a {
    width: 100%;
  }

  .price-note {
    align-items: flex-start;
    flex-direction: column;
  }

  .production-section, .benefits-section, .steps-section, .works-section, .reviews-section, .faq-section { padding: 64px 14px; }
  .production-layout, .faq-section, .contact-section { grid-template-columns: 1fr; }
  .production-copy, .production-visual { min-height: 480px; }
  .production-stat { right: 20px; bottom: 22px; left: 20px; }
  .benefits-heading, .steps-intro, .works-heading { display: block; }
  .benefits-heading h2, .steps-intro h2, .works-heading h2 { margin-top: 20px; }
  .steps-intro > p:last-child, .works-heading > p:last-child { margin-top: 22px; }
  .benefit-grid { grid-template-columns: 1fr; margin-top: 36px; }
  .benefit-grid article { min-height: 230px; border-right: 0; }
  .benefit-grid h3 { margin-top: 52px; }
  .steps-list { grid-template-columns: 1fr; margin-top: 38px; }
  .steps-list li { min-height: 190px; border-right: 0; border-bottom: 1px solid var(--line); }
  .steps-list h3 { margin-top: 44px; }
  .works-grid { display: flex; flex-direction: column; margin-top: 32px; }
  .work-card { min-height: 440px; }
  .contact-section { padding: 14px; }
  .contact-copy, .contact-card { min-height: 480px; }
  .contact-actions { align-items: stretch; flex-direction: column; width: 100%; }
  .site-footer { grid-template-columns: 1fr 1fr; }
  .footer-meta { align-items: flex-start !important; }

  .about-section .production-copy h2.about-title {
    font-size: clamp(23px, 6.5vw, 30px);
    line-height: 1;
  }

  .about-title span {
    white-space: nowrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}

/* Benefit proof points */
.benefits-heading h2 {
  grid-column: 2;
}

.trust-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, .2);
  border-bottom: 1px solid rgba(255, 255, 255, .2);
}

.trust-metrics article {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 24px;
  min-height: 190px;
  padding: 28px 30px;
  border-right: 1px solid rgba(255, 255, 255, .2);
}

.trust-metrics article:last-child {
  border-right: 0;
}

.trust-metrics strong {
  justify-self: start;
  color: var(--ice-blue);
  font-size: clamp(64px, 6.2vw, 104px);
  font-weight: 500;
  line-height: .76;
  letter-spacing: -.075em;
  white-space: nowrap;
}

.trust-metrics strong span {
  margin-left: 4px;
  color: rgba(255, 255, 255, .58);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
}

.trust-metrics p {
  justify-self: stretch;
  max-width: none;
  margin: 0;
  color: rgba(255, 255, 255, .76);
  font-size: 13px;
  line-height: 1.45;
  text-align: center;
}

/* Floating gift offer */
.gift-backdrop {
  position: fixed;
  z-index: 90;
  inset: 0;
  border: 0;
  background: rgba(2, 12, 21, .62);
  cursor: default;
}

.gift-trigger {
  position: fixed;
  z-index: 110;
  right: 22px;
  bottom: 22px;
  display: grid;
  place-items: center;
  width: 112px;
  height: 112px;
  overflow: hidden;
  padding: 0;
  border: 1px solid rgba(168, 220, 255, .5);
  border-radius: 24px;
  background: var(--ink);
  box-shadow: 0 18px 50px rgba(2, 12, 21, .32);
  color: white;
  cursor: pointer;
  animation: gift-float 3.6s ease-in-out infinite;
}

.gift-trigger::after {
  position: absolute;
  inset: 6px;
  border: 1px solid rgba(168, 220, 255, .18);
  border-radius: 18px;
  content: "";
  pointer-events: none;
}

.gift-trigger img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 220ms ease;
}

.gift-trigger:hover img {
  transform: scale(1.06);
}

.gift-trigger > span {
  position: absolute;
  right: 10px;
  bottom: 8px;
  left: 10px;
  padding: 6px 8px;
  border-radius: 100px;
  background: var(--ice-blue);
  color: var(--ink);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .12em;
  text-align: center;
  text-transform: uppercase;
}

.gift-panel {
  position: fixed;
  z-index: 105;
  right: 22px;
  bottom: 148px;
  width: min(430px, calc(100vw - 44px));
  max-height: calc(100svh - 176px);
  overflow-y: auto;
  padding: 34px;
  border: 1px solid rgba(168, 220, 255, .28);
  border-radius: 18px;
  background: var(--ink);
  box-shadow: 0 28px 80px rgba(2, 12, 21, .48);
  color: white;
  opacity: 0;
  pointer-events: none;
  transform: translateY(18px) scale(.98);
  transition: opacity 200ms ease, transform 200ms ease;
}

.gift-panel--open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.gift-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 50%;
  background: transparent;
  color: white;
  cursor: pointer;
  font-size: 24px;
  font-weight: 300;
  line-height: 1;
}

.gift-kicker {
  margin: 0;
  color: var(--ice-blue);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .14em;
}

.gift-panel h2 {
  max-width: 330px;
  margin: 18px 0 0;
  font-size: clamp(34px, 3.2vw, 46px);
  font-weight: 500;
  line-height: .94;
  letter-spacing: -.055em;
}

.gift-promo {
  margin: 20px 0 0;
  font-size: 14px;
}

.gift-promo strong {
  display: inline-block;
  margin-left: 4px;
  padding: 6px 9px;
  border-radius: 100px;
  background: var(--ice-blue);
  color: var(--ink);
  font-size: 11px;
  letter-spacing: .08em;
}

.gift-note {
  max-width: 340px;
  margin: 14px 0 22px;
  color: rgba(255, 255, 255, .58);
  font-size: 11px;
  line-height: 1.5;
}

.gift-form-lead {
  max-width: 350px;
  margin: 0 0 18px;
  color: rgba(255, 255, 255, .8);
  font-size: 13px;
  line-height: 1.45;
}

.gift-panel .lead-form {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, .16);
}

.gift-panel .lead-form label:not(.form-consent) > span {
  color: rgba(255, 255, 255, .7);
}

.gift-panel .lead-form button {
  background: var(--ice-blue);
  color: var(--ink);
}

.gift-panel .form-consent {
  color: rgba(255, 255, 255, .56);
}

.gift-panel .form-consent input {
  accent-color: var(--ice-blue);
}

@media (min-width: 721px) {
  .hero-facts {
    right: calc(3.2vw + 126px);
  }
}

@keyframes gift-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@media (max-width: 1050px) {
  .trust-metrics article {
    grid-template-columns: auto 1fr;
    align-items: center;
  }
}

@media (max-width: 720px) {
  .benefits-heading h2 {
    grid-column: auto;
  }

  .trust-metrics {
    grid-template-columns: 1fr;
  }

  .trust-metrics article {
    grid-template-columns: minmax(112px, .75fr) minmax(0, 1.25fr);
    align-items: center;
    min-height: 150px;
    padding: 24px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, .2);
  }

  .trust-metrics article:last-child {
    border-bottom: 0;
  }

  .gift-trigger {
    right: 12px;
    bottom: 12px;
    width: 68px;
    height: 68px;
    border-radius: 16px;
  }

  .gift-trigger::after {
    inset: 4px;
    border-radius: 11px;
  }

  .gift-trigger > span {
    right: 6px;
    bottom: 4px;
    left: 6px;
    padding: 3px 4px;
    font-size: 7px;
  }

  .gift-panel {
    right: 14px;
    bottom: 92px;
    width: calc(100vw - 28px);
    max-height: calc(100svh - 136px);
    padding: 28px 22px;
  }

}

@media (prefers-reduced-motion: reduce) {
  .gift-trigger {
    animation: none;
  }
}

.about-section .production-copy h2.about-title {
  font-size: clamp(36px, 3.15vw, 50px);
  line-height: .98;
  letter-spacing: -.05em;
}

.about-title span {
  display: block;
}

.about-mobile-break {
  display: none;
}

@media (min-width: 1200px) {
  .about-title span {
    white-space: nowrap;
  }
}

/* Lead generation and content-rich section refinements */
.price-download-section {
  display: grid;
  grid-template-columns: 1.12fr .88fr;
  gap: 12px;
  padding: 0 3.2vw clamp(72px, 8vw, 128px);
}

.price-download-copy,
.price-download-form {
  min-height: 520px;
  border-radius: 12px;
}

.price-download-copy {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  padding: clamp(30px, 4vw, 64px);
  background: linear-gradient(120deg, rgba(5, 22, 35, .94), rgba(5, 22, 35, .48)), url("/images/window.webp") center / cover no-repeat;
  color: white;
}

.price-download-copy .section-kicker { color: #8fcfff; }
.price-download-copy h2 { max-width: 760px; margin: 22px 0 0; font-size: clamp(46px, 5.2vw, 78px); font-weight: 500; line-height: .92; letter-spacing: -.06em; }
.price-download-copy > p:not(.section-kicker) { max-width: 510px; margin: 28px 0 0; color: rgba(255,255,255,.7); font-size: 14px; line-height: 1.55; }
.price-file-meta { display: flex; align-items: center; gap: 14px; margin-top: auto; color: rgba(255,255,255,.7); font-size: 11px; }
.price-file-meta span:first-child { padding: 8px 10px; border: 1px solid rgba(255,255,255,.35); border-radius: 100px; color: white; font-weight: 700; }

.price-download-form {
  display: flex;
  align-items: stretch;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(30px, 4vw, 64px);
  background: var(--ice-blue);
}
.price-download-form > p { max-width: 520px; margin: 0; font-size: clamp(18px, 1.45vw, 24px); line-height: 1.12; letter-spacing: -.025em; }
.price-download-note span { display: block; }

.production-visual video,
.production-video-shade {
  position: absolute;
  inset: 28px;
  width: calc(100% - 56px);
  height: calc(100% - 56px);
}
.production-visual video { z-index: 1; border-radius: 8px; background: #030d15; object-fit: contain; }
.production-video-shade { z-index: 2; background: linear-gradient(180deg, transparent 48%, rgba(3,16,26,.9)); pointer-events: none; }

.benefit-grid article {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  min-height: 500px;
}
.benefit-grid h3 { margin-top: 34px; }
.benefit-grid p { margin-bottom: 24px; }
.benefit-photo {
  width: 100%;
  min-height: 220px;
  margin-top: auto;
  border-radius: 8px;
  background-position: center;
  background-size: cover;
}
.benefit-photo--production { background-image: url("/images/hero-production.webp"); }
.benefit-photo--measurement { background-image: url("/images/measurement.webp"); }
.benefit-photo--installation { background-image: url("/images/installation.webp"); }
.benefit-photo--payment { background-image: url("/images/payment.webp"); }

.steps-layout {
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  gap: 12px;
}
.steps-manager,
.steps-panel {
  min-height: 780px;
  border-radius: 12px;
}
.steps-manager {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, transparent 48%, rgba(3,16,26,.88)), url("/images/manager.webp") center / cover no-repeat;
  color: white;
}
.steps-manager > div { position: absolute; right: 30px; bottom: 30px; left: 30px; }
.steps-manager span { color: #a8dcff; font-size: 10px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.steps-manager p { max-width: 460px; margin: 12px 0 0; font-size: clamp(27px, 3vw, 46px); line-height: .98; letter-spacing: -.05em; }
.steps-panel { padding: clamp(28px, 4vw, 56px); background: white; }
.steps-intro { display: block; }
.steps-intro h2 { margin-top: 18px; font-size: clamp(48px, 5vw, 74px); }
.steps-intro > p:last-child { max-width: 390px; margin-top: 22px; }
.steps-list { display: block; margin-top: 38px; border-top: 1px solid var(--line); }
.steps-list li { display: grid; grid-template-columns: 52px 1fr; min-height: auto; padding: 18px 0; border-right: 0; border-bottom: 1px solid var(--line); }
.steps-list h3 { margin: 0 0 7px; font-size: 21px; }
.steps-list p { max-width: 520px; }

.works-heading h2 { font-size: clamp(42px, 4.3vw, 66px); line-height: .95; }

.reviews-section {
  background: #dfe8ed;
}

.reviews-heading {
  display: grid;
  grid-template-columns: .55fr 1.1fr .55fr;
  align-items: end;
  gap: 30px;
}

.reviews-heading h2 {
  margin: 0;
  font-size: clamp(40px, 4.3vw, 70px);
  font-weight: 500;
  line-height: .96;
  letter-spacing: -.055em;
}

.reviews-heading h2 span {
  color: #82909a;
}

.reviews-intro {
  display: grid;
  gap: 20px;
}

.reviews-intro p {
  margin: 0;
  color: #53636f;
  font-size: 13px;
  line-height: 1.55;
}

.yandex-button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-height: 50px;
  padding: 0 16px;
  border-radius: 4px;
  background: var(--ink);
  color: white;
  font-size: 11px;
  font-weight: 700;
}

.reviews-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: start;
  gap: 12px;
  margin-top: 42px;
}

.review-photo-card {
  display: grid;
  align-content: start;
  gap: 0;
  overflow: hidden;
  padding: 10px;
  border: 0;
  border-radius: 12px;
  background: white;
  box-shadow: 0 14px 40px rgba(7, 26, 43, .06);
  color: var(--ink);
  cursor: zoom-in;
  font: inherit;
  text-align: left;
  transition: box-shadow 180ms ease, transform 180ms ease;
}

.review-photo-card:hover {
  box-shadow: 0 20px 52px rgba(7, 26, 43, .12);
  transform: translateY(-3px);
}

.review-image-frame {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: 8px;
  background: #fff;
}

.review-image-frame img {
  display: block;
  width: 100%;
  height: auto;
}

.review-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 4px 3px;
  color: #6b7a84;
  font-size: 9px;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.review-card-footer strong {
  color: var(--ink);
  font-size: 9px;
  font-weight: 800;
}

.review-viewer {
  position: fixed;
  z-index: 190;
  inset: 0;
}

.review-viewer-backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  border: 0;
  background: rgba(2, 12, 21, .82);
  cursor: default;
  backdrop-filter: blur(8px);
}

.review-viewer-panel {
  position: absolute;
  inset: 22px;
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr) 54px;
  align-items: center;
  gap: 18px;
}

.review-viewer-panel figure {
  display: grid;
  justify-items: center;
  gap: 12px;
  min-width: 0;
  max-height: calc(100svh - 44px);
  margin: 0;
}

.review-viewer-panel figure img {
  display: block;
  width: auto;
  max-width: min(760px, 100%);
  height: auto;
  max-height: calc(100svh - 92px);
  border-radius: 12px;
  background: white;
  box-shadow: 0 26px 80px rgba(0,0,0,.32);
}

.review-viewer-panel figcaption {
  color: rgba(255,255,255,.56);
  font-size: 10px;
  letter-spacing: .12em;
}

.review-viewer-panel figcaption span {
  color: white;
  font-weight: 800;
}

.review-viewer-arrow,
.review-viewer-close {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid rgba(255,255,255,.38);
  border-radius: 50%;
  background: rgba(3,16,25,.42);
  color: white;
  cursor: pointer;
  font: inherit;
  font-size: 18px;
}

.review-viewer-close {
  position: absolute;
  z-index: 2;
  top: 0;
  right: 0;
  padding-bottom: 4px;
  font-size: 30px;
  font-weight: 300;
}

.contact-copy { min-height: 650px; }
.contact-phone-line { margin-top: auto !important; color: rgba(255,255,255,.68) !important; font-size: 13px !important; }
.contact-phone-line a { display: block; margin-top: 9px; color: white; font-size: clamp(24px, 3vw, 42px); font-weight: 500; letter-spacing: -.04em; }
.contact-form-panel {
  display: flex;
  align-items: stretch;
  flex-direction: column;
  justify-content: space-between;
  min-height: 650px;
  padding: clamp(28px, 4vw, 58px);
  border-radius: 12px;
  background: var(--ice-blue);
  color: var(--ink);
}
.contact-form-label { margin: 0; font-size: 10px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.contact-form-panel h3 { margin: 22px 0 0; font-size: clamp(40px, 4vw, 64px); font-weight: 500; line-height: .94; letter-spacing: -.055em; }
.contact-form-panel > div > p:last-child { max-width: 420px; margin: 20px 0 0; opacity: .68; font-size: 13px; line-height: 1.5; }

.lead-form { display: grid; gap: 12px; }
.lead-form label:not(.form-consent) { display: grid; gap: 8px; }
.lead-form label:not(.form-consent) > span { font-size: 10px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.lead-form input[type="text"],
.lead-form input[type="tel"] {
  width: 100%;
  height: 58px;
  padding: 0 16px;
  border: 1px solid rgba(7,26,43,.25);
  border-radius: 4px;
  outline: none;
  background: rgba(255,255,255,.88);
  color: var(--ink);
  font: inherit;
  font-size: 15px;
}
.lead-form input:focus { border-color: var(--ink); box-shadow: 0 0 0 2px rgba(7,26,43,.08); }
.lead-form button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 58px;
  margin-top: 4px;
  padding: 0 17px;
  border: 0;
  border-radius: 4px;
  background: var(--ink);
  color: white;
  cursor: pointer;
  font-weight: 700;
}
.lead-form button:disabled { cursor: wait; opacity: .68; }
.form-consent { display: flex; align-items: flex-start; gap: 9px; color: rgba(7,26,43,.62); font-size: 10px; line-height: 1.35; }
.form-consent input { margin: 1px 0 0; accent-color: var(--ink); }
.form-message { margin: 0; padding: 10px 12px; border-radius: 4px; font-size: 11px; line-height: 1.4; }
.form-message--success { background: rgba(15,113,72,.12); color: #0b6743; }
.form-message--error { background: rgba(151,36,36,.1); color: #852828; }
.form-honeypot { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; opacity: 0 !important; }

@media (max-width: 1050px) {
  .price-download-section { grid-template-columns: 1fr 1fr; }
  .benefit-grid article { min-height: 480px; }
  .steps-layout { grid-template-columns: .8fr 1.2fr; }
  .steps-manager, .steps-panel { min-height: 760px; }
  .reviews-gallery { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .price-download-section { grid-template-columns: 1fr; padding: 0 14px 64px; }
  .price-download-copy, .price-download-form { min-height: 480px; }
  .production-visual video { object-position: center; }
  .benefit-grid article { min-height: 500px; }
  .benefit-photo { min-height: 260px; }
  .steps-layout { grid-template-columns: 1fr; }
  .steps-manager { min-height: 540px; }
  .steps-panel { min-height: auto; }
  .steps-list li { min-height: auto; padding: 18px 0; border-bottom: 1px solid var(--line); }
  .steps-list h3 { margin-top: 0; }
  .works-heading h2 { font-size: clamp(36px, 10vw, 50px); }
  .reviews-heading { display: block; }
  .reviews-heading h2 { margin-top: 20px; font-size: clamp(38px, 11vw, 54px); }
  .reviews-intro { margin-top: 22px; }
  .reviews-gallery { grid-template-columns: 1fr; margin-top: 30px; }
  .review-photo-card { width: 100%; }
  .review-card-footer { padding: 14px 6px 5px; font-size: 10px; }
  .review-viewer-panel { inset: 8px; display: block; }
  .review-viewer-panel figure { height: calc(100svh - 16px); justify-content: center; align-content: center; }
  .review-viewer-panel figure img { max-width: 100%; max-height: calc(100svh - 78px); border-radius: 10px; }
  .review-viewer-arrow { position: absolute; z-index: 2; bottom: 18px; width: 42px; height: 42px; }
  .review-viewer-arrow--prev { left: 12px; }
  .review-viewer-arrow--next { right: 12px; }
  .review-viewer-close { top: 8px; right: 8px; width: 42px; height: 42px; }
  .contact-copy, .contact-form-panel { min-height: 560px; }
  .footer-topline { grid-template-columns: 1fr; }
  .footer-nav { justify-content: flex-start; }
  .footer-contacts { grid-template-columns: 1fr 1fr; }
  .footer-contact--links { align-items: flex-start; text-align: left; }
  .footer-bottom { grid-template-columns: 1fr auto; }
  .site-credit { grid-column: 1 / -1; justify-self: start; }
}

@media (max-width: 480px) {
  .brand { width: 96px; }
  .header-cta { font-size: 10px; }
  .footer-contacts { grid-template-columns: 1fr; }
}

/* About, navigation anchors and detailed product sections */
#about,
#benefits,
#plastic-windows,
#pvc-doors,
#balconies,
#steps,
#works,
#reviews,
#faq,
#contacts {
  scroll-margin-top: 20px;
}

.about-section .production-layout {
  grid-template-columns: minmax(520px, 1.05fr) minmax(480px, .95fr);
}

.about-section .production-copy,
.about-section .production-visual {
  min-height: 700px;
}

.about-section .production-copy h2 {
  max-width: 760px;
  font-size: clamp(43px, 4.5vw, 68px);
}

.about-section .production-text > p {
  margin: 22px 0 0;
}

.about-proof-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  width: 100%;
  margin: 34px 0;
  border-top: 1px solid var(--line);
}

.about-proof-row div {
  padding: 18px 16px 0 0;
  border-right: 1px solid var(--line);
}

.about-proof-row div:not(:first-child) {
  padding-left: 16px;
}

.about-proof-row div:last-child {
  border-right: 0;
}

.about-proof-row strong,
.about-proof-row span {
  display: block;
}

.about-proof-row strong {
  font-size: clamp(21px, 2vw, 32px);
  font-weight: 500;
  letter-spacing: -.045em;
}

.about-proof-row span {
  max-width: 135px;
  margin-top: 8px;
  color: #697985;
  font-size: 10px;
  line-height: 1.4;
}

.about-section .dark-button {
  margin-top: auto;
}

.benefit-photo--manager {
  background-image: url("/images/manager.webp");
}

.product-details-section {
  display: grid;
  gap: 16px;
  padding: clamp(72px, 8vw, 128px) 3.2vw;
  background: #dfe8ed;
}

.product-detail {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  min-height: 650px;
  overflow: hidden;
  border-radius: 12px;
  background: white;
}

.product-detail-copy {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  padding: clamp(30px, 4vw, 64px);
}

.product-detail-copy h2 {
  max-width: 800px;
  margin: 22px 0 0;
  font-size: clamp(44px, 4.8vw, 74px);
  font-weight: 500;
  line-height: .93;
  letter-spacing: -.06em;
}

.product-detail-lead {
  max-width: 650px;
  margin: 26px 0 0;
  color: #536671;
  font-size: 14px;
  line-height: 1.6;
}

.product-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 100%;
  margin: 34px 0;
  border-top: 1px solid var(--line);
}

.product-specs div {
  min-height: 112px;
  padding: 18px 18px 18px 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.product-specs div:nth-child(even) {
  padding-left: 18px;
  border-right: 0;
}

.product-specs dt {
  color: #6b7d88;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.product-specs dd {
  max-width: 300px;
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.35;
}

.product-detail-action {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
  margin-top: auto;
}

.product-detail-action > p {
  max-width: 270px;
  margin: 0;
  color: #657781;
  font-size: 11px;
  line-height: 1.45;
}

.product-detail-action strong {
  display: block;
  color: var(--ink);
  font-size: clamp(22px, 2.3vw, 34px);
  font-weight: 500;
  letter-spacing: -.04em;
}

.product-detail-image {
  min-height: 650px;
  background-position: center;
  background-size: cover;
}

.product-detail-image--window { background-image: url("/images/window.webp"); }
.product-detail-image--door { background-image: url("/images/door.webp"); }
.product-detail-image--balcony { background-image: url("/images/balcony.webp"); }

@media (max-width: 1050px) {
  .about-section .production-layout { grid-template-columns: 1fr 1fr; }
  .about-section .production-copy,
  .about-section .production-visual { min-height: 720px; }
  .product-detail { grid-template-columns: 1.15fr .85fr; }
}

@media (max-width: 720px) {
  .about-section .production-layout,
  .product-detail { grid-template-columns: 1fr; }
  .about-section .production-copy {
    display: contents;
    min-height: auto;
  }

  .about-section .production-copy h2.about-title {
    order: 1;
    padding: 28px;
    border-radius: 12px;
    background: var(--white);
  }

  .about-section .production-visual {
    order: 2;
    min-height: 0;
    aspect-ratio: 16 / 9;
  }

  .about-section .production-text {
    order: 3;
    display: flex;
    overflow: hidden;
    flex-direction: column;
    padding: 28px;
    border-radius: 12px;
    background: var(--white);
  }
  .about-section .production-visual video,
  .about-section .production-video-shade {
    inset: 14px;
    width: calc(100% - 28px);
    height: calc(100% - 28px);
  }
  .about-section .production-stat { right: 28px; bottom: 24px; left: 28px; }
  .about-section .production-stat strong { font-size: 42px; }
  .about-section .production-stat span { max-width: 230px; font-size: 9px; }
  .about-proof-row { grid-template-columns: 1fr; }
  .about-proof-row div,
  .about-proof-row div:not(:first-child) { padding: 16px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .about-proof-row span { max-width: none; }
  .about-section .dark-button { width: 100%; }
  .product-details-section { padding: 64px 14px; }
  .product-detail-image { min-height: 440px; grid-row: 1; }
  .product-detail-copy { grid-row: 2; }
  .product-specs { grid-template-columns: 1fr; }
  .product-specs div,
  .product-specs div:nth-child(even) { min-height: auto; padding: 18px 0; border-right: 0; }
  .product-detail-action { align-items: stretch; flex-direction: column; }
  .product-detail-action .dark-button { width: 100%; }
}

/* Unified, calmer section typography */
.section-heading h2,
.about-section .production-copy h2,
.benefits-section .benefits-heading h2,
.product-details-section .product-detail-copy h2,
.price-download-section .price-download-copy h2,
.steps-section .steps-intro h2,
.works-section .works-heading h2,
.faq-section h2,
.contact-section .contact-copy h2 {
  font-size: clamp(40px, 4.3vw, 70px);
  font-weight: 500;
  line-height: .96;
  letter-spacing: -.055em;
}

.benefits-heading .section-title-accent {
  color: rgba(255, 255, 255, .5);
}

.works-heading .section-title-accent {
  color: #82909a;
}

@media (max-width: 720px) {
  .section-heading h2,
  .about-section .production-copy h2,
  .benefits-section .benefits-heading h2,
  .product-details-section .product-detail-copy h2,
  .price-download-section .price-download-copy h2,
  .steps-section .steps-intro h2,
  .works-section .works-heading h2,
  .faq-section h2,
  .contact-section .contact-copy h2 {
    font-size: clamp(31px, 7.6vw, 36px);
  }

  .works-section .works-heading h2 {
    font-size: clamp(30px, 8.5vw, 37px);
  }

  .works-title-line {
    display: block;
    white-space: nowrap;
  }

  .footer-nav,
  .footer-contact,
  .footer-contact strong {
    font-size: 13px;
  }

  .footer-contact {
    line-height: 1.6;
  }

  .footer-bottom {
    font-size: 12px;
  }
}

/* Final mobile layout fixes from device QA */
@media (max-width: 720px) {
  .site-header {
    position: static;
    display: block;
    min-height: 0;
    padding: 0;
    border-bottom: 0;
  }

  .site-header > .brand,
  .site-header > .header-actions {
    display: none;
  }

  .mobile-nav {
    position: fixed;
    z-index: 120;
    top: max(12px, env(safe-area-inset-top));
    left: 12px;
  }

  .mobile-nav summary {
    min-height: 44px;
    padding: 0 14px;
    border-color: rgba(255, 255, 255, .42);
    background: rgba(4, 19, 31, .72);
    box-shadow: 0 10px 28px rgba(2, 12, 21, .18);
    backdrop-filter: blur(12px);
    font-size: 12px;
  }

  .mobile-nav > nav {
    top: calc(max(12px, env(safe-area-inset-top)) + 54px);
  }

  .hero-content {
    padding-top: 108px;
  }

  .hero-buttons .primary-button {
    justify-content: center;
  }

  .hero-facts {
    right: 92px;
    bottom: 20px;
    left: 14px;
  }

  .hero-facts div {
    min-width: 0;
    padding-right: 5px;
    padding-left: 5px;
  }

  .hero-facts strong {
    font-size: clamp(17px, 4.8vw, 21px);
  }

  .hero-facts span {
    overflow-wrap: anywhere;
  }

  .about-section,
  .about-section .production-layout,
  .about-section .production-copy,
  .about-section .production-visual {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }

  .about-section .production-layout {
    overflow: hidden;
  }

  .about-section .production-copy {
    overflow: hidden;
  }

  .about-section .production-copy h2.about-title {
    width: 100%;
    max-width: 100%;
    font-size: clamp(21px, 6vw, 26px);
    overflow-wrap: normal;
  }

  .about-title > span {
    width: 100%;
    max-width: 100%;
    white-space: normal;
  }

  .about-title > span:first-child {
    white-space: nowrap;
  }

  .about-mobile-break {
    display: block;
  }

  .button-arrow {
    display: none !important;
  }

  .about-section .production-text > p {
    width: 100%;
    max-width: 100%;
    overflow-wrap: break-word;
  }

  .about-section .production-visual video,
  .about-section .production-video-shade {
    max-width: calc(100% - 28px);
  }

  .contact-copy > p:not(.section-kicker):not(.contact-phone-line) {
    margin: 28px 0 0;
  }
}

/* Projects gallery */
@media (max-width: 1050px) {
  .works-showcase {
    grid-template-columns: minmax(0, 1.15fr) minmax(220px, .85fr);
    min-height: 560px;
  }

  .works-catalog {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .works-toolbar {
    display: block;
    margin-top: 28px;
    padding-top: 14px;
  }

  .works-filters {
    flex-wrap: nowrap;
    width: calc(100vw - 28px);
    overflow-x: auto;
    padding-bottom: 5px;
    scrollbar-width: none;
  }

  .works-filters::-webkit-scrollbar {
    display: none;
  }

  .works-filters button,
  .works-modal-filters button {
    flex: 0 0 auto;
  }

  .works-counter {
    margin-top: 15px;
  }

  .works-showcase {
    display: flex;
    width: calc(100vw - 14px);
    min-height: 0;
    margin-top: 18px;
    overflow: hidden;
  }

  .work-showcase-card {
    flex: 0 0 calc(100vw - 52px);
    min-height: 490px;
  }

  .work-showcase-card:nth-child(n+3) {
    display: none;
  }

  .work-showcase-copy {
    right: 20px;
    bottom: 20px;
    left: 20px;
  }

  .work-showcase-copy strong,
  .work-showcase-card:not(.work-showcase-card--1) .work-showcase-copy strong {
    font-size: clamp(27px, 8vw, 38px);
  }

  .work-showcase-copy i {
    display: none;
  }

  .works-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .works-arrows {
    order: 2;
  }

  .works-all-button {
    width: 100%;
  }

  .works-modal-panel {
    inset: 8px;
    padding: 24px 14px 28px;
    border-radius: 12px;
  }

  .works-modal-panel h3 {
    max-width: 260px;
    font-size: 36px;
  }

  .works-modal-close {
    width: 42px;
    height: 42px;
  }

  .works-modal-filters {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: none;
  }

  .works-catalog {
    grid-template-columns: 1fr;
    margin-top: 20px;
  }

  .works-catalog-card {
    min-height: 420px;
  }

  .works-modal-cta {
    width: 100%;
    justify-content: center;
  }

  .work-viewer-panel {
    inset: 8px;
    display: block;
  }

  .work-viewer-panel figure {
    height: calc(100svh - 16px);
    border-radius: 12px;
  }

  .work-viewer figcaption {
    right: 20px;
    bottom: 22px;
    left: 20px;
  }

  .work-viewer figcaption strong {
    font-size: 31px;
  }

  .work-viewer-arrow {
    position: absolute;
    z-index: 2;
    bottom: 118px;
    width: 42px;
    height: 42px;
    background: rgba(3,16,25,.48);
  }

  .work-viewer-arrow--prev {
    left: 16px;
  }

  .work-viewer-arrow--next {
    right: 16px;
  }
}

[hidden] { display: none !important; }