:root {
  --ink: #161716;
  --muted: #626a67;
  --paper: #fbfaf6;
  --surface: #ffffff;
  --soft: #edf6f1;
  --line: #e1ded6;
  --teal: #0f766e;
  --teal-dark: #0a4f4b;
  --coral: #c75f43;
  --amber: #d7a15f;
  --shadow: 0 18px 50px rgba(17, 30, 28, 0.12);
  --radius: 8px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--paper);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

img {
  display: block;
  max-width: 100%;
}

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

button,
input,
select {
  font: inherit;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: 12px;
  z-index: 100;
  transform: translateY(-160%);
  background: var(--ink);
  color: #fff;
  padding: 10px 14px;
  border-radius: 6px;
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(calc(100% - 32px), var(--max));
  margin-inline: auto;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  display: grid;
  grid-template-columns: minmax(180px, 1fr) auto auto minmax(180px, 1fr);
  align-items: center;
  gap: 18px;
  padding: 14px clamp(16px, 4vw, 40px);
  color: #fff;
  background: linear-gradient(180deg, rgba(8, 17, 16, 0.74), rgba(8, 17, 16, 0.2));
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border: 2px solid rgba(255, 255, 255, 0.82);
  border-radius: 7px;
  background:
    repeating-linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.95) 0 3px,
      rgba(255, 255, 255, 0.2) 3px 8px
    ),
    rgba(255, 255, 255, 0.08);
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 15px;
  line-height: 1.1;
}

.brand small {
  color: rgba(255, 255, 255, 0.76);
  font-size: 12px;
  line-height: 1.3;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(16px, 3vw, 30px);
  color: rgba(255, 255, 255, 0.86);
  font-size: 14px;
}

.main-nav a,
.header-action {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.main-nav a:hover,
.main-nav a:focus-visible,
.header-action:hover,
.header-action:focus-visible {
  color: #fff;
}

.header-action {
  justify-self: end;
  gap: 8px;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 7px;
  color: #fff;
  font-weight: 800;
}

.language-switcher {
  display: inline-flex;
  justify-self: center;
  gap: 4px;
  padding: 4px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.08);
}

.language-switcher button {
  min-width: 38px;
  min-height: 36px;
  border: 0;
  border-radius: 5px;
  color: rgba(255, 255, 255, 0.72);
  background: transparent;
  cursor: pointer;
  font-size: 12px;
  font-weight: 900;
}

.language-switcher button[aria-pressed="true"] {
  color: var(--teal-dark);
  background: #fff;
}

.button:focus-visible,
.language-switcher button:focus-visible,
.blind-toggle:focus-visible,
summary:focus-visible,
input:focus-visible,
select:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(199, 95, 67, 0.45);
  outline-offset: 3px;
}

.hero {
  position: relative;
  min-height: 84dvh;
  display: grid;
  align-items: end;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(8, 15, 14, 0.82) 0%, rgba(8, 15, 14, 0.62) 45%, rgba(8, 15, 14, 0.14) 100%),
    url("assets/hero-blinds.jpg") center / cover no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: auto 0 0;
  height: 34%;
  background: linear-gradient(0deg, var(--paper), rgba(251, 250, 246, 0));
}

.hero-blinds {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.52;
  background:
    repeating-linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.2) 0 8px,
      rgba(16, 30, 28, 0.38) 8px 10px,
      rgba(255, 255, 255, 0.06) 10px 24px
    );
  mix-blend-mode: screen;
  transform-origin: top center;
  animation: heroBlinds 7s ease-in-out infinite;
}

.hero-blinds::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(104deg, transparent 0 38%, rgba(255, 255, 255, 0.26) 44%, transparent 58%),
    linear-gradient(74deg, transparent 0 54%, rgba(215, 161, 95, 0.2) 61%, transparent 74%);
  opacity: 0.42;
  animation: lightSweep 7s ease-in-out infinite;
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
  padding: 150px 0 56px;
  color: #fff;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--coral);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow,
.final-cta .eyebrow {
  color: #ffd2bf;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.06;
  letter-spacing: 0;
}

h1 {
  max-width: 820px;
  font-size: clamp(42px, 7vw, 80px);
}

h2 {
  max-width: 780px;
  font-size: clamp(30px, 4.5vw, 52px);
}

h3 {
  font-size: 22px;
}

.hero-lead {
  max-width: 660px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(18px, 2vw, 22px);
}

.hero-actions,
.studio-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: 7px;
  padding: 13px 18px;
  font-weight: 850;
  transition:
    transform 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--teal);
  color: #fff;
}

.button-primary:hover {
  background: var(--teal-dark);
}

.button-secondary {
  border-color: rgba(255, 255, 255, 0.42);
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.button-outline {
  border-color: var(--line);
  color: var(--ink);
  background: #fff;
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  width: min(720px, 100%);
  margin: 44px 0 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.2);
}

.hero-facts div {
  padding: 16px;
  background: rgba(12, 23, 22, 0.46);
}

.hero-facts dt {
  font-size: 22px;
  font-weight: 950;
}

.hero-facts dd {
  margin: 2px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
}

.trust-strip {
  padding: 26px 0 28px;
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.trust-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 28px;
  align-items: center;
}

.trust-grid p {
  max-width: 800px;
  margin: 0;
  font-size: 20px;
  font-weight: 760;
}

.check-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
}

.check-list li {
  position: relative;
  padding-left: 26px;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 14px;
  height: 8px;
  border-left: 3px solid var(--teal);
  border-bottom: 3px solid var(--teal);
  transform: rotate(-45deg);
}

.section {
  padding: clamp(64px, 9vw, 112px) 0;
}

.section-heading {
  margin-bottom: 34px;
}

.section-heading p:not(.eyebrow),
.studio-copy p,
.calculator-copy p,
.comparison-copy p,
.climate-grid p,
.final-grid p {
  max-width: 700px;
  color: var(--muted);
  font-size: 18px;
}

.studio-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(30px, 6vw, 82px);
  align-items: center;
}

.workshop-board {
  display: grid;
  gap: 12px;
}

.workshop-board article {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 12px 18px;
  align-items: start;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 10px 24px rgba(22, 31, 30, 0.05);
}

.workshop-board span {
  grid-row: span 2;
  color: var(--coral);
  font-size: 13px;
  font-weight: 950;
}

.workshop-board p,
.solution-list p,
.process-grid p,
.proof-items p,
details p {
  margin: 8px 0 0;
  color: var(--muted);
}

.fit-section {
  background: #fff;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.product-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 10px 28px rgba(22, 31, 30, 0.06);
}

.blind-photo {
  position: relative;
  overflow: hidden;
  background: #d8dedc;
}

.blind-photo img {
  width: 100%;
  aspect-ratio: 1.15 / 1;
  object-fit: cover;
  transition:
    transform 700ms ease,
    filter 700ms ease;
}

.blind-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.blind-layer::before,
.blind-layer::after {
  content: "";
  position: absolute;
  inset: 0;
  transition:
    opacity 700ms ease,
    transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}

.blind-layer::before {
  background:
    repeating-linear-gradient(
      180deg,
      rgba(248, 246, 239, 0.9) 0 7px,
      rgba(73, 90, 88, 0.38) 7px 9px,
      rgba(255, 255, 255, 0.28) 9px 20px
    );
  box-shadow: inset 0 34px 42px rgba(15, 20, 19, 0.18);
  transform-origin: top center;
}

.blind-layer::after {
  background:
    linear-gradient(100deg, rgba(255, 255, 255, 0) 0 42%, rgba(255, 255, 255, 0.42) 49%, rgba(255, 255, 255, 0) 62%),
    linear-gradient(180deg, rgba(9, 21, 20, 0.2), rgba(9, 21, 20, 0));
  opacity: 0.25;
}

.blind-photo.is-open img {
  transform: scale(1.035);
  filter: saturate(1.08) brightness(1.06);
}

.blind-photo.is-open .blind-layer::before {
  opacity: 0.18;
  transform: translateY(-36%) scaleY(0.28) rotateX(58deg);
}

.blind-photo.is-open .blind-layer::after {
  opacity: 0.55;
  transform: translateX(16%);
}

.blind-photo.is-closed img {
  filter: saturate(0.9) brightness(0.74);
}

.blind-toggle {
  position: absolute;
  right: 12px;
  bottom: 12px;
  z-index: 2;
  min-width: 96px;
  min-height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: 7px;
  padding: 9px 13px;
  color: #fff;
  background: rgba(15, 118, 110, 0.88);
  box-shadow: 0 12px 26px rgba(8, 20, 18, 0.22);
  cursor: pointer;
  font-weight: 850;
  transition:
    transform 180ms ease,
    background-color 180ms ease;
}

.blind-toggle:hover {
  transform: translateY(-1px);
  background: rgba(10, 79, 75, 0.94);
}

.product-content {
  padding: 20px;
}

.room-tag {
  margin: 0 0 10px;
  color: var(--coral);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.product-content p:not(.room-tag) {
  min-height: 78px;
  margin: 10px 0 18px;
  color: var(--muted);
}

.product-content span {
  color: var(--teal-dark);
  font-weight: 950;
}

.comparison-section {
  background: #f3f8f5;
}

.comparison-grid {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: clamp(28px, 6vw, 76px);
  align-items: center;
}

.comparison-copy .button {
  margin-top: 12px;
}

.comparison {
  --reveal: 58%;
  display: grid;
  gap: 14px;
}

.comparison-stage {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1.52 / 1;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #dfe5e2;
  box-shadow: var(--shadow);
}

.comparison-stage img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.comparison-after {
  position: absolute;
  inset: 0;
  clip-path: inset(0 0 0 var(--reveal));
  background:
    linear-gradient(90deg, rgba(8, 20, 18, 0.2), rgba(255, 255, 255, 0.1)),
    url("assets/hero-blinds.jpg") center / cover no-repeat;
  filter: saturate(0.92) brightness(0.82);
  transition: clip-path 280ms ease;
}

.comparison-blinds {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.84) 0 8px,
      rgba(39, 58, 55, 0.5) 8px 10px,
      rgba(255, 255, 255, 0.24) 10px 22px
    ),
    linear-gradient(112deg, transparent 0 42%, rgba(255, 255, 255, 0.34) 48%, transparent 62%);
}

.comparison-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--reveal);
  width: 3px;
  background: #fff;
  box-shadow: 0 0 0 1px rgba(15, 28, 26, 0.24), 0 0 24px rgba(15, 28, 26, 0.26);
  transform: translateX(-50%);
  transition: left 280ms ease;
}

.comparison-handle::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 44px;
  height: 44px;
  border: 2px solid #fff;
  border-radius: 999px;
  background:
    linear-gradient(90deg, transparent 0 35%, #fff 35% 41%, transparent 41% 59%, #fff 59% 65%, transparent 65%),
    var(--teal);
  transform: translate(-50%, -50%);
}

.comparison-label {
  position: absolute;
  top: 14px;
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  border-radius: 7px;
  padding: 7px 11px;
  color: #fff;
  background: rgba(15, 25, 24, 0.72);
  font-size: 13px;
  font-weight: 850;
}

.comparison-label-before {
  left: 14px;
}

.comparison-label-after {
  right: 14px;
}

.comparison-control {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 750;
}

.comparison-control input {
  width: 100%;
  accent-color: var(--teal);
  cursor: pointer;
}

.climate-section {
  background: #fff;
}

.climate-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(28px, 6vw, 76px);
  align-items: start;
}

.solution-list {
  display: grid;
  gap: 14px;
}

.solution-list div,
.process-grid article,
.proof-items article,
.quote-form,
.contact-panel,
details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.solution-list div {
  padding: 24px;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.process-grid article {
  min-height: 260px;
  padding: 22px;
}

.process-grid span {
  display: block;
  margin-bottom: 34px;
  color: var(--coral);
  font-size: 13px;
  font-weight: 950;
}

.calculator-section {
  background: #171717;
  color: #fff;
}

.calculator-grid {
  display: grid;
  grid-template-columns: 0.9fr 1fr;
  gap: clamp(28px, 6vw, 84px);
  align-items: center;
}

.calculator-copy p,
.calculator-copy .check-list {
  color: rgba(255, 255, 255, 0.74);
}

.calculator-copy .check-list li::before {
  border-color: #65d6c7;
}

.quote-form {
  display: grid;
  gap: 16px;
  padding: clamp(20px, 4vw, 34px);
  color: var(--ink);
  box-shadow: var(--shadow);
}

.quote-form label {
  display: grid;
  gap: 8px;
  color: #3f4745;
  font-weight: 750;
}

.quote-form input,
.quote-form select {
  width: 100%;
  min-height: 48px;
  border: 1px solid #cfc9bd;
  border-radius: 7px;
  padding: 10px 12px;
  color: var(--ink);
  background: #fff;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.price-output {
  display: block;
  margin-top: 4px;
  padding: 18px;
  border-radius: 7px;
  background: #dff3ec;
  color: var(--teal-dark);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 950;
  line-height: 1.1;
}

.form-whatsapp {
  width: 100%;
}

.proof-section {
  background:
    linear-gradient(180deg, rgba(251, 250, 246, 0), var(--paper)),
    #fff;
}

.proof-grid {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: clamp(28px, 6vw, 70px);
}

.proof-items {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.proof-items article {
  padding: 22px;
}

.faq-section {
  padding-top: 0;
}

.faq-grid {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: clamp(28px, 6vw, 70px);
}

.faq-list {
  display: grid;
  gap: 10px;
}

details {
  padding: 18px 20px;
}

summary {
  cursor: pointer;
  min-height: 44px;
  display: flex;
  align-items: center;
  font-weight: 850;
}

.final-cta {
  padding: clamp(64px, 8vw, 96px) 0;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(15, 68, 65, 0.95), rgba(15, 118, 110, 0.78)),
    url("assets/hero-blinds.jpg") center / cover no-repeat;
}

.final-grid {
  display: grid;
  grid-template-columns: 1fr minmax(300px, 420px);
  gap: clamp(28px, 6vw, 80px);
  align-items: center;
}

.final-grid p {
  color: rgba(255, 255, 255, 0.8);
}

.contact-panel {
  display: grid;
  gap: 12px;
  padding: 22px;
  color: var(--ink);
  box-shadow: var(--shadow);
}

.contact-name {
  color: var(--teal-dark);
  font-size: 22px;
  line-height: 1.1;
}

.contact-panel p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.site-footer {
  padding: 24px 0;
  color: var(--muted);
  background: #fff;
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  font-size: 14px;
}

.footer-grid p {
  margin: 0;
}

@keyframes heroBlinds {
  0%,
  100% {
    opacity: 0.58;
    transform: translateY(0) scaleY(1);
  }

  46%,
  62% {
    opacity: 0.22;
    transform: translateY(-10%) scaleY(0.58);
  }
}

@keyframes lightSweep {
  0%,
  100% {
    opacity: 0.26;
    transform: translateX(-7%);
  }

  50% {
    opacity: 0.62;
    transform: translateX(9%);
  }
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto auto;
  }

  .main-nav {
    display: none;
  }

  .trust-grid,
  .studio-grid,
  .comparison-grid,
  .climate-grid,
  .calculator-grid,
  .proof-grid,
  .faq-grid,
  .final-grid {
    grid-template-columns: 1fr;
  }

  .product-grid,
  .process-grid,
  .proof-items {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 12px 14px;
    gap: 8px;
  }

  .brand small {
    display: none;
  }

  .header-action {
    width: 44px;
    padding: 0;
    justify-content: center;
    font-size: 0;
  }

  .header-action span:not(.phone-text) {
    font-size: 18px;
  }

  .header-action .phone-text {
    display: none;
  }

  .language-switcher {
    gap: 2px;
    padding: 3px;
  }

  .language-switcher button {
    min-width: 32px;
    min-height: 34px;
    font-size: 11px;
  }

  .hero {
    min-height: 78dvh;
    background-position: 62% center;
  }

  .hero-blinds {
    opacity: 0.42;
  }

  .hero-content {
    padding-top: 98px;
    padding-bottom: 30px;
  }

  h1 {
    font-size: 36px;
  }

  .hero-lead {
    margin-top: 16px;
    font-size: 16px;
  }

  .hero-actions,
  .studio-actions {
    margin-top: 22px;
  }

  .hero-actions,
  .studio-actions,
  .button {
    width: 100%;
  }

  .hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 22px;
  }

  .hero-facts div {
    padding: 12px 8px;
  }

  .hero-facts dt {
    font-size: 17px;
  }

  .hero-facts dd {
    font-size: 11px;
    line-height: 1.25;
  }

  .trust-grid p {
    font-size: 18px;
  }

  .product-grid,
  .process-grid,
  .proof-items,
  .form-row {
    grid-template-columns: 1fr;
  }

  .product-content p:not(.room-tag) {
    min-height: 0;
  }

  .blind-toggle {
    right: 10px;
    bottom: 10px;
    min-width: 88px;
  }

  .workshop-board article {
    grid-template-columns: 1fr;
  }

  .workshop-board span {
    grid-row: auto;
  }

  .process-grid article {
    min-height: 0;
  }

  .footer-grid {
    display: grid;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
}