:root {
  --navy-950: #07192d;
  --navy-900: #0b1f33;
  --navy-800: #123653;
  --blue-700: #0868c8;
  --blue-600: #0b72d9;
  --blue-500: #1494e8;
  --blue-100: #eaf4fb;
  --blue-50: #f5faff;
  --green-600: #249742;
  --green-500: #2bb24c;
  --green-100: #e9f8ed;
  --slate-700: #40566b;
  --slate-600: #5b6f82;
  --slate-500: #718497;
  --slate-300: #b9cde0;
  --slate-200: #dce6ee;
  --slate-100: #edf3f7;
  --white: #ffffff;
  --shadow-sm: 0 8px 24px rgba(11, 31, 51, 0.08);
  --shadow-md: 0 20px 54px rgba(11, 31, 51, 0.12);
  --shadow-lg: 0 30px 80px rgba(11, 31, 51, 0.17);
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 26px;
  --container: 1320px;
  --header-height: 112px;
  --transition: 200ms ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 18px);
}

body {
  margin: 0;
  color: var(--navy-900);
  background: var(--white);
  font-family: "Manrope", Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

img,
svg {
  display: block;
}

img {
  max-width: 100%;
}

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

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button,
select {
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid rgba(20, 148, 232, 0.45);
  outline-offset: 3px;
}

::selection {
  color: var(--navy-950);
  background: #bfe2ff;
}

.skip-link {
  position: fixed;
  z-index: 9999;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  border-radius: 8px;
  color: var(--white);
  background: var(--navy-900);
  transform: translateY(-150%);
}

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

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.section {
  padding: 112px 0;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--blue-700);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.16em;
  line-height: 1.35;
  text-transform: uppercase;
}

.eyebrow-light {
  color: #78c8ff;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  line-height: 1.12;
  letter-spacing: -0.035em;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(38px, 4.3vw, 58px);
  font-weight: 800;
}

h3 {
  font-size: 22px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 750;
  line-height: 1.2;
  transition: color var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.button svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--blue-600), #087fe8);
  box-shadow: 0 10px 26px rgba(11, 114, 217, 0.22);
}

.button-primary:hover {
  background: linear-gradient(135deg, #075daf, var(--blue-600));
  box-shadow: 0 14px 30px rgba(11, 114, 217, 0.3);
}

.button-secondary {
  border-color: var(--slate-300);
  color: var(--navy-900);
  background: rgba(255, 255, 255, 0.85);
}

.button-secondary:hover {
  border-color: var(--blue-600);
  color: var(--blue-700);
  background: var(--blue-50);
}

.button-light {
  color: var(--navy-900);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.button-light:hover {
  background: #eff8ff;
}

.button-large {
  min-height: 60px;
  padding-inline: 28px;
  font-size: 17px;
}

/* Header */
.site-header {
  position: sticky;
  z-index: 1000;
  top: 0;
  min-height: var(--header-height);
  border-bottom: 1px solid rgba(220, 230, 238, 0.82);
  background: rgba(255, 255, 255, 0.93);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: grid;
  min-height: var(--header-height);
  grid-template-columns: 168px minmax(560px, 1fr) auto;
  align-items: center;
  gap: 28px;
}

.brand {
  display: flex;
  width: 142px;
  height: 94px;
  align-items: center;
  justify-content: center;
}

.brand img {
  width: 138px;
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(22px, 2.6vw, 44px);
}

.site-nav a {
  position: relative;
  padding: 14px 0;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 7px;
  left: 0;
  height: 2px;
  border-radius: 99px;
  background: var(--green-500);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition);
}

.site-nav a:hover {
  color: var(--blue-700);
}

.site-nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.language-switch {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--slate-500);
  font-size: 12px;
  font-weight: 800;
}

.lang-button {
  padding: 6px 3px;
  border: 0;
  color: var(--slate-500);
  background: none;
  font-size: 12px;
  font-weight: 800;
}

.lang-button.is-active {
  color: var(--blue-700);
}

.header-cta {
  min-width: 160px;
  font-size: 14px;
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: 1px solid var(--slate-200);
  border-radius: 10px;
  background: var(--white);
}

.menu-toggle span {
  width: 20px;
  height: 2px;
  border-radius: 4px;
  background: var(--navy-900);
  transition: transform var(--transition), opacity var(--transition);
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - var(--header-height));
  padding: clamp(58px, 7vh, 88px) 0 72px;
  background:
    radial-gradient(circle at 78% 42%, rgba(20, 148, 232, 0.1), transparent 32%),
    linear-gradient(180deg, #fff 0%, #fff 78%, #f8fbfe 100%);
}

.section-grid::before,
.section-grid::after {
  position: absolute;
  z-index: 0;
  width: 300px;
  height: 300px;
  border: 1px solid rgba(20, 148, 232, 0.09);
  background-image:
    linear-gradient(rgba(20, 148, 232, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 148, 232, 0.08) 1px, transparent 1px);
  background-size: 28px 28px;
  content: "";
  mask-image: radial-gradient(circle at center, black, transparent 72%);
}

.section-grid::before {
  top: 30px;
  left: -120px;
}

.section-grid::after {
  right: -80px;
  bottom: -80px;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(590px, 1.12fr);
  align-items: center;
  gap: clamp(30px, 4.5vw, 70px);
}

.hero-copy {
  max-width: 620px;
}

.hero h1 {
  margin: 0 0 24px;
  font-size: clamp(50px, 5vw, 72px);
  font-weight: 800;
  letter-spacing: -0.052em;
}

.hero h1 span {
  display: block;
}

.hero-lead {
  max-width: 600px;
  margin-bottom: 30px;
  color: var(--slate-700);
  font-size: clamp(18px, 1.5vw, 21px);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-proof {
  display: grid;
  margin-top: 36px;
  padding: 22px 0;
  border-top: 1px solid var(--slate-200);
  border-bottom: 1px solid var(--slate-200);
  grid-template-columns: repeat(3, 1fr);
}

.proof-item {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 10px;
  padding: 0 16px;
  border-right: 1px solid var(--slate-200);
  font-size: 13px;
  font-weight: 750;
  line-height: 1.35;
}

.proof-item:first-child {
  padding-left: 0;
}

.proof-item:last-child {
  padding-right: 0;
  border-right: 0;
}

.proof-icon {
  display: grid;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  border: 1px solid #cce4f8;
  border-radius: 50%;
  color: var(--blue-600);
  background: var(--blue-50);
  place-items: center;
}

.proof-icon-green {
  border-color: #c8ebd1;
  color: var(--green-600);
  background: var(--green-100);
}

.proof-icon svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.project-types {
  display: flex;
  margin-top: 22px;
  align-items: center;
  gap: 12px;
  color: var(--navy-800);
  font-size: 14px;
  font-weight: 700;
}

.project-types svg {
  width: 26px;
  height: 26px;
  fill: none;
  stroke: var(--blue-600);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.6;
}

.hero-visual {
  position: relative;
  min-height: 630px;
  perspective: 1200px;
}

.blueprint-marks {
  position: absolute;
  inset: 3% -5% 1% 4%;
  background-image:
    linear-gradient(rgba(11, 114, 217, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 114, 217, 0.1) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse at center, black 18%, transparent 70%);
}

.blueprint-card {
  position: absolute;
  z-index: 2;
  top: 30px;
  right: 8%;
  bottom: 8px;
  left: 0;
  overflow: hidden;
  border: 1px solid #cfe0ed;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-lg);
  transform: rotateX(1.5deg) rotateY(-2.5deg) rotateZ(0.5deg);
  transform-origin: center;
  transition: transform 500ms ease;
}

.hero-visual:hover .blueprint-card {
  transform: rotateX(0) rotateY(-1deg) rotateZ(0);
}

.blueprint-card::before {
  position: absolute;
  z-index: 1;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(11, 114, 217, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 114, 217, 0.03) 1px, transparent 1px);
  background-size: 17px 17px;
  content: "";
}

.blueprint-card img {
  position: absolute;
  inset: 64px 4px 46px;
  width: calc(100% - 8px);
  height: calc(100% - 110px);
  object-fit: contain;
  mix-blend-mode: multiply;
}

.drawing-label {
  position: absolute;
  z-index: 2;
  top: 25px;
  left: 28px;
  display: flex;
  flex-direction: column;
  color: var(--blue-700);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.drawing-label small {
  margin-top: 2px;
  color: var(--slate-500);
  font-size: 8px;
}

.drawing-footer {
  position: absolute;
  z-index: 2;
  right: 22px;
  bottom: 18px;
  left: 22px;
  display: grid;
  border: 1px solid #9ec6e8;
  color: var(--blue-700);
  font-size: 8px;
  font-weight: 800;
  grid-template-columns: 2fr 1fr 0.6fr;
}

.drawing-footer span {
  padding: 5px 8px;
  border-right: 1px solid #9ec6e8;
}

.drawing-footer span:last-child {
  border-right: 0;
  text-align: center;
}

.report-card {
  position: absolute;
  z-index: 3;
  top: 70px;
  right: -8px;
  width: 190px;
  min-height: 420px;
  padding: 26px 24px;
  border: 1px solid #cfe0ed;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 24px 50px rgba(11, 31, 51, 0.18);
  transform: rotate(4deg);
  transition: transform 400ms ease;
}

.hero-visual:hover .report-card {
  transform: translateY(-4px) rotate(3deg);
}

.report-kicker,
.report-title {
  margin: 0;
  color: var(--blue-700);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.3;
}

.report-title {
  font-size: 12px;
}

.report-rule {
  height: 1px;
  margin: 14px 0 16px;
  background: #9ec6e8;
}

.report-row {
  display: flex;
  padding: 8px 0;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--slate-100);
  color: var(--slate-600);
  font-size: 8px;
  font-weight: 700;
  text-transform: uppercase;
}

.report-row i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green-500);
}

.report-badge {
  display: flex;
  width: 130px;
  min-height: 90px;
  margin: 24px auto 18px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  border: 3px solid var(--green-500);
  border-radius: 14px;
  color: var(--green-600);
  font-size: 11px;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  transform: rotate(-5deg);
}

.report-badge svg {
  width: 34px;
  height: 34px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.6;
}

.report-map {
  display: grid;
  width: 56px;
  height: 70px;
  margin: 0 auto;
  border: 1px dashed #9ec6e8;
  color: var(--blue-700);
  font-size: 14px;
  font-weight: 800;
  place-items: center;
}

.thermal-card {
  position: absolute;
  z-index: 4;
  right: 22%;
  bottom: -14px;
  width: 180px;
  height: 132px;
  padding: 15px;
  border: 2px solid var(--blue-600);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-md);
  transform: rotate(-1deg);
}

.thermal-card > span {
  color: var(--blue-700);
  font-size: 8px;
  font-weight: 800;
}

.thermal-house {
  position: absolute;
  right: 34px;
  bottom: 17px;
  left: 16px;
  height: 72px;
  clip-path: polygon(50% 0, 100% 31%, 100% 100%, 0 100%, 0 31%);
  background: linear-gradient(90deg, #0e54d9, #00a9ed 38%, #f5e625 66%, #ff4a1c);
  opacity: 0.88;
}

.thermal-house i {
  position: absolute;
  inset: 7px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  clip-path: inherit;
}

.thermal-scale {
  position: absolute;
  right: 14px;
  bottom: 18px;
  width: 8px;
  height: 76px;
  border-radius: 6px;
  background: linear-gradient(#ff3c18, #ffda22, #23c77b, #0868d9);
}

/* Partner strip */
.partner-strip {
  border-top: 1px solid var(--slate-200);
  border-bottom: 1px solid var(--slate-200);
  background: #f9fbfd;
}

.partner-inner {
  display: flex;
  min-height: 92px;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.partner-inner > p {
  max-width: 400px;
  margin: 0;
  color: var(--slate-600);
  font-size: 13px;
  font-weight: 650;
}

.partner-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.partner-list span {
  padding: 7px 13px;
  border: 1px solid var(--slate-200);
  border-radius: 999px;
  color: var(--navy-800);
  background: var(--white);
  font-size: 12px;
  font-weight: 750;
}

/* Shared section heading */
.section-heading {
  display: grid;
  margin-bottom: 56px;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: end;
  gap: 80px;
}

.section-heading > p {
  margin: 0 0 5px;
  color: var(--slate-600);
  font-size: 17px;
  line-height: 1.65;
}

/* Services */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.service-card {
  position: relative;
  min-height: 310px;
  padding: 34px;
  overflow: hidden;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.service-card::after {
  position: absolute;
  right: -42px;
  bottom: -42px;
  width: 150px;
  height: 150px;
  border: 1px solid rgba(11, 114, 217, 0.11);
  border-radius: 50%;
  content: "";
}

.service-card:hover {
  border-color: #b7d9f3;
  box-shadow: var(--shadow-md);
  transform: translateY(-5px);
}

.service-number {
  position: absolute;
  top: 28px;
  right: 28px;
  color: #b8cad9;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.service-icon {
  display: grid;
  width: 54px;
  height: 54px;
  margin-bottom: 42px;
  border: 1px solid #cce4f8;
  border-radius: 14px;
  color: var(--blue-600);
  background: var(--blue-50);
  place-items: center;
}

.service-icon svg {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.5;
}

.service-card h3 {
  margin-bottom: 14px;
}

.service-card p {
  margin-bottom: 0;
  color: var(--slate-600);
}

/* Pricing */
.section-blueprint {
  position: relative;
  overflow: hidden;
  background: var(--blue-50);
}

.section-blueprint::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(11, 114, 217, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 114, 217, 0.035) 1px, transparent 1px);
  background-size: 34px 34px;
  content: "";
  mask-image: linear-gradient(90deg, black, transparent 45%, transparent 65%, black);
}

.section-blueprint .container {
  position: relative;
  z-index: 1;
}

.pricing-heading {
  max-width: 760px;
  margin: 0 auto 54px;
  text-align: center;
}

.pricing-heading p:last-child {
  max-width: 650px;
  margin: 20px auto 0;
  color: var(--slate-600);
  font-size: 17px;
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.price-card {
  position: relative;
  min-height: 246px;
  padding: 38px 28px 30px;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.price-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.price-card-featured {
  border: 2px solid var(--blue-600);
}

.price-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  padding: 6px 14px;
  border-radius: 999px;
  color: var(--white);
  background: var(--blue-600);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transform: translateX(-50%);
  white-space: nowrap;
}

.price-range {
  margin-bottom: 8px;
  color: var(--slate-600);
  font-size: 14px;
  font-weight: 750;
}

.price-range span {
  font-size: 11px;
}

.price {
  margin-bottom: 10px;
  color: var(--navy-900);
  font-size: 56px;
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1;
}

.price > span {
  position: relative;
  top: -20px;
  margin-right: 2px;
  color: var(--blue-600);
  font-size: 18px;
  letter-spacing: 0;
}

.price-card > p:last-child {
  margin-bottom: 0;
  color: var(--slate-600);
  font-size: 13px;
}

.pricing-notes {
  display: grid;
  margin-top: 30px;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.pricing-notes > div {
  display: flex;
  padding: 20px 24px;
  align-items: flex-start;
  gap: 14px;
  border: 1px solid #cfe1ee;
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.82);
}

.pricing-notes svg {
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
  fill: none;
  stroke: var(--green-600);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.pricing-notes p {
  margin: 0;
  color: var(--slate-600);
  font-size: 13px;
}

.pricing-notes strong {
  color: var(--navy-900);
}

.pricing-fineprint {
  max-width: 930px;
  margin: 24px auto 0;
  color: var(--slate-500);
  font-size: 11px;
  text-align: center;
}

/* Process */
.process-grid {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.process-step {
  position: relative;
  min-height: 220px;
  padding: 30px 30px 28px 0;
  border-top: 2px solid var(--slate-200);
}

.process-step:not(:last-child)::after {
  position: absolute;
  top: -5px;
  right: 28px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--blue-600);
  box-shadow: 0 0 0 7px var(--blue-50);
  content: "";
}

.process-step > span {
  display: inline-flex;
  margin-bottom: 34px;
  color: var(--blue-600);
  font-size: 13px;
  font-weight: 800;
}

.process-step h3 {
  margin-bottom: 12px;
  font-size: 19px;
}

.process-step p {
  max-width: 245px;
  margin-bottom: 0;
  color: var(--slate-600);
  font-size: 14px;
}

/* Resources */
.resources-section {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 78% 44%, rgba(20, 148, 232, 0.26), transparent 28%),
    linear-gradient(135deg, #07192d, #0b2b48 72%, #0a385b);
}

.resources-section::before {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 55%;
  height: 100%;
  background-image:
    linear-gradient(rgba(101, 186, 247, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(101, 186, 247, 0.08) 1px, transparent 1px);
  background-size: 36px 36px;
  content: "";
  mask-image: radial-gradient(circle at 60% 55%, black, transparent 72%);
}

.resources-grid {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: 440px;
  grid-template-columns: 0.92fr 1.08fr;
  align-items: center;
  gap: 80px;
}

.resources-copy h2 {
  max-width: 580px;
  margin-bottom: 24px;
}

.resources-copy > p:last-of-type {
  max-width: 610px;
  margin-bottom: 30px;
  color: #b7c9d9;
  font-size: 17px;
}

.resource-cards {
  position: relative;
  height: 330px;
}

.resource-card {
  position: absolute;
  top: 6px;
  right: 18%;
  width: 280px;
  height: 320px;
  padding: 30px;
  border: 1px solid #badbf4;
  border-radius: 16px;
  color: var(--navy-900);
  background: #f8fcff;
  box-shadow: 0 25px 55px rgba(0, 0, 0, 0.22);
  transform: rotate(4deg);
}

.resource-card-back {
  top: 26px;
  right: 3%;
  color: #d9efff;
  background: #0b5e9f;
  transform: rotate(12deg);
}

.resource-card span {
  color: var(--blue-600);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.resource-card-back span {
  color: #b9e4ff;
}

.resource-card strong {
  display: block;
  margin-top: 10px;
  font-size: 19px;
  line-height: 1.25;
}

.resource-card-back i {
  display: block;
  width: 80%;
  height: 1px;
  margin-top: 26px;
  background: rgba(255, 255, 255, 0.25);
}

.resource-house {
  position: relative;
  height: 150px;
  margin-top: 28px;
  background-image:
    linear-gradient(rgba(11, 114, 217, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 114, 217, 0.08) 1px, transparent 1px);
  background-size: 15px 15px;
}

.resource-house::before,
.resource-house::after,
.resource-house i {
  position: absolute;
  content: "";
}

.resource-house::before {
  right: 30px;
  bottom: 24px;
  left: 30px;
  height: 78px;
  border: 2px solid var(--blue-600);
  border-top: 0;
}

.resource-house::after {
  top: 18px;
  left: 50%;
  width: 100px;
  height: 100px;
  border-top: 2px solid var(--blue-600);
  border-left: 2px solid var(--blue-600);
  transform: translateX(-50%) rotate(45deg);
}

.resource-card small {
  color: var(--slate-600);
  font-size: 8px;
  font-weight: 800;
}

/* FAQ */
.faq-section {
  background: #fbfdff;
}

.faq-grid {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 90px;
}

.faq-intro h2 {
  margin-bottom: 22px;
}

.faq-intro > p:last-of-type {
  max-width: 430px;
  color: var(--slate-600);
}

.text-link {
  display: inline-flex;
  margin-top: 12px;
  align-items: center;
  gap: 10px;
  color: var(--blue-700);
  font-weight: 800;
}

.text-link span {
  transition: transform var(--transition);
}

.text-link:hover span {
  transform: translateX(4px);
}

.accordion {
  border-top: 1px solid var(--slate-200);
}

.accordion details {
  border-bottom: 1px solid var(--slate-200);
}

.accordion summary {
  display: flex;
  min-height: 82px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  list-style: none;
  font-size: 17px;
  font-weight: 750;
}

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

.accordion summary i {
  position: relative;
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
  border: 1px solid var(--slate-300);
  border-radius: 50%;
}

.accordion summary i::before,
.accordion summary i::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 1px;
  background: var(--blue-700);
  content: "";
  transform: translate(-50%, -50%);
  transition: transform var(--transition);
}

.accordion summary i::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.accordion details[open] summary i::after {
  transform: translate(-50%, -50%) rotate(0);
}

.accordion details p {
  max-width: 720px;
  margin: -4px 52px 26px 0;
  color: var(--slate-600);
  font-size: 14px;
}

/* Contact */
.contact-section {
  padding-top: 40px;
  background: #fbfdff;
}

.contact-shell {
  display: grid;
  padding: clamp(34px, 5vw, 70px);
  border: 1px solid #cfe0ed;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 5% 8%, rgba(20, 148, 232, 0.1), transparent 28%),
    var(--white);
  box-shadow: var(--shadow-md);
  grid-template-columns: 0.78fr 1.22fr;
  gap: clamp(42px, 6vw, 90px);
}

.contact-copy h2 {
  margin-bottom: 24px;
}

.contact-copy > p:last-of-type {
  color: var(--slate-600);
}

.contact-details {
  display: grid;
  margin-top: 36px;
  gap: 14px;
}

.contact-details a {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 14px;
  font-weight: 750;
}

.contact-details small {
  display: block;
  color: var(--slate-500);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-icon {
  display: grid;
  width: 42px;
  height: 42px;
  border: 1px solid #cce4f8;
  border-radius: 11px;
  color: var(--blue-600);
  background: var(--blue-50);
  place-items: center;
}

.contact-icon svg {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.project-form {
  display: grid;
  gap: 18px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.project-form label {
  display: grid;
  gap: 8px;
  color: var(--navy-800);
  font-size: 12px;
  font-weight: 750;
}

.project-form input,
.project-form select,
.project-form textarea {
  width: 100%;
  border: 1px solid var(--slate-200);
  border-radius: 10px;
  color: var(--navy-900);
  background: #fbfdff;
  font-size: 14px;
  font-weight: 500;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition), background-color var(--transition);
}

.project-form input,
.project-form select {
  min-height: 50px;
  padding: 0 14px;
}

.project-form textarea {
  min-height: 112px;
  padding: 13px 14px;
  resize: vertical;
}

.project-form input:focus,
.project-form select:focus,
.project-form textarea:focus {
  border-color: var(--blue-500);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(20, 148, 232, 0.1);
}

.form-submit-row {
  display: flex;
  margin-top: 4px;
  align-items: center;
  gap: 18px;
}

.form-submit-row p {
  max-width: 250px;
  margin: 0;
  color: var(--slate-500);
  font-size: 11px;
  line-height: 1.45;
}

/* Footer */
.site-footer {
  margin-top: 112px;
  padding: 74px 0 26px;
  color: #c3d1de;
  background: var(--navy-950);
}

.footer-grid {
  display: grid;
  padding-bottom: 54px;
  grid-template-columns: 1.5fr repeat(3, 0.7fr);
  gap: 50px;
}

.footer-brand img {
  width: 120px;
  height: auto;
  padding: 4px;
  border-radius: 6px;
  background: var(--white);
}

.footer-brand p {
  max-width: 310px;
  margin: 20px 0 0;
  color: #8fa5b9;
  font-size: 13px;
}

.site-footer h2 {
  margin: 8px 0 20px;
  color: var(--white);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.site-footer address,
.site-footer a {
  display: block;
  margin-bottom: 9px;
  color: #9fb1c2;
  font-size: 13px;
  font-style: normal;
  transition: color var(--transition);
}

.site-footer a:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  padding-top: 24px;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #71869a;
  font-size: 11px;
}

.footer-bottom p {
  margin: 0;
}

.footer-bottom a {
  margin: 0;
  font-size: 11px;
}

.mobile-call {
  position: fixed;
  z-index: 800;
  right: 18px;
  bottom: 18px;
  display: none;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  color: var(--white);
  background: var(--green-600);
  box-shadow: 0 14px 30px rgba(36, 151, 66, 0.32);
  place-items: center;
}

.mobile-call svg {
  width: 23px;
  height: 23px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Large tablet */
@media (max-width: 1180px) {
  :root {
    --header-height: 96px;
  }

  .header-inner {
    grid-template-columns: 126px 1fr auto;
    gap: 18px;
  }

  .brand {
    width: 112px;
    height: 82px;
  }

  .brand img {
    width: 108px;
  }

  .site-nav {
    gap: 20px;
  }

  .site-nav a {
    font-size: 12px;
  }

  .header-cta {
    display: none;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(500px, 1.08fr);
    gap: 24px;
  }

  .hero h1 {
    font-size: clamp(46px, 5.2vw, 62px);
  }

  .hero-visual {
    min-height: 560px;
  }

  .report-card {
    right: -12px;
    width: 168px;
    min-height: 382px;
    padding: 22px 20px;
  }

  .report-badge {
    width: 112px;
  }

  .thermal-card {
    right: 20%;
    width: 158px;
  }
}

/* Tablet and mobile navigation */
@media (max-width: 960px) {
  :root {
    --header-height: 82px;
  }

  .container {
    width: min(calc(100% - 36px), var(--container));
  }

  .section {
    padding: 86px 0;
  }

  .header-inner {
    display: flex;
    min-height: var(--header-height);
    justify-content: space-between;
  }

  .brand {
    width: 88px;
    height: 68px;
  }

  .brand img {
    width: 86px;
  }

  .menu-toggle {
    display: flex;
    order: 3;
  }

  .header-actions {
    margin-left: auto;
  }

  .site-nav {
    position: fixed;
    z-index: 999;
    top: var(--header-height);
    right: 0;
    bottom: 0;
    left: 0;
    display: flex;
    padding: 28px 24px 120px;
    align-items: stretch;
    justify-content: flex-start;
    flex-direction: column;
    gap: 0;
    background: rgba(255, 255, 255, 0.98);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-14px);
    transition: opacity var(--transition), transform var(--transition);
  }

  .site-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-nav a {
    padding: 18px 6px;
    border-bottom: 1px solid var(--slate-200);
    font-size: 17px;
  }

  .site-nav a::after {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 64px 0 76px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 58px;
  }

  .hero-copy {
    max-width: 720px;
  }

  .hero h1 {
    font-size: clamp(48px, 8.4vw, 70px);
  }

  .hero-visual {
    width: min(100%, 760px);
    min-height: 650px;
    margin-inline: auto;
  }

  .partner-inner {
    padding: 24px 0;
    align-items: flex-start;
    flex-direction: column;
    gap: 16px;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .section-heading > p {
    max-width: 680px;
  }

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

  .service-card:last-child {
    grid-column: 1 / -1;
  }

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

  .process-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px 0;
  }

  .resources-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .resource-cards {
    width: min(100%, 600px);
    margin: 0 auto;
  }

  .faq-grid,
  .contact-shell {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .faq-intro {
    max-width: 680px;
  }

  .footer-grid {
    grid-template-columns: 1.3fr repeat(3, 0.8fr);
    gap: 26px;
  }
}

@media (max-width: 680px) {
  .container {
    width: min(calc(100% - 30px), var(--container));
  }

  .section {
    padding: 70px 0;
  }

  h2 {
    font-size: clamp(34px, 10vw, 45px);
  }

  .language-switch {
    padding: 5px 7px;
    border: 1px solid var(--slate-200);
    border-radius: 8px;
  }

  .hero {
    padding-top: 46px;
  }

  .hero .eyebrow {
    max-width: 330px;
    font-size: 11px;
  }

  .hero h1 {
    font-size: clamp(40px, 12vw, 55px);
    letter-spacing: -0.055em;
  }

  .hero-lead {
    font-size: 17px;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

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

  .hero-proof {
    grid-template-columns: 1fr;
  }

  .proof-item {
    padding: 13px 0;
    border-right: 0;
    border-bottom: 1px solid var(--slate-200);
  }

  .proof-item:last-child {
    border-bottom: 0;
  }

  .project-types {
    align-items: flex-start;
    line-height: 1.6;
  }

  .hero-visual {
    min-height: 430px;
    margin-top: -12px;
  }

  .blueprint-card {
    top: 12px;
    right: 0;
    bottom: 0;
    border-radius: 14px;
    transform: none;
  }

  .blueprint-card img {
    inset: 54px 0 38px;
    width: 100%;
    height: calc(100% - 92px);
  }

  .drawing-label {
    top: 18px;
    left: 18px;
  }

  .drawing-footer {
    right: 14px;
    bottom: 12px;
    left: 14px;
  }

  .report-card {
    display: none;
  }

  .thermal-card {
    right: 7px;
    bottom: -20px;
    width: 130px;
    height: 102px;
    padding: 10px;
  }

  .thermal-house {
    right: 28px;
    bottom: 12px;
    left: 12px;
    height: 58px;
  }

  .thermal-scale {
    right: 10px;
    bottom: 13px;
    height: 59px;
  }

  .partner-list {
    gap: 8px;
  }

  .service-grid,
  .price-grid,
  .pricing-notes,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .service-card:last-child {
    grid-column: auto;
  }

  .service-card {
    min-height: 280px;
  }

  .process-step {
    min-height: 0;
    padding-bottom: 18px;
  }

  .process-step::after {
    display: none;
  }

  .resources-section {
    padding-bottom: 30px;
  }

  .resource-cards {
    height: 310px;
    transform: scale(0.86);
    transform-origin: top center;
  }

  .resource-card {
    right: 15%;
  }

  .resource-card-back {
    right: -2%;
  }

  .accordion summary {
    min-height: 76px;
    font-size: 15px;
  }

  .contact-section {
    padding-top: 16px;
  }

  .contact-shell {
    width: calc(100% - 20px);
    padding: 32px 20px;
    border-radius: 20px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .form-submit-row {
    align-items: stretch;
    flex-direction: column;
  }

  .form-submit-row .button {
    width: 100%;
  }

  .site-footer {
    margin-top: 76px;
  }

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

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-grid > div:last-child {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .mobile-call {
    display: grid;
  }
}

@media (max-width: 400px) {
  .header-inner {
    gap: 10px;
  }

  .brand,
  .brand img {
    width: 75px;
  }

  .hero h1 {
    font-size: 39px;
  }

  .hero-visual {
    min-height: 380px;
  }

  .resource-cards {
    margin-left: -22px;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media print {
  .site-header,
  .mobile-call,
  .menu-toggle,
  .hero-actions,
  .contact-section,
  .site-footer {
    display: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}