/* =========================================================
   Kraft & Leitung â Elektrotechnik Meisterbetrieb
   Design tokens & global styles
   ========================================================= */

:root {
  /* Brand colors */
  --ink-900: #0B1220;     /* Nachtblau, primary */
  --ink-800: #111A2B;
  --ink-700: #1B2438;
  --ink-600: #2A3450;
  --ink-500: #3D496A;
  --ink-400: #6B7693;
  --ink-300: #98A1BA;
  --ink-200: #C5CAD8;
  --ink-100: #E3E6EE;

  --paper: #F4F1EA;       /* Off-white */
  --paper-2: #ECE7DC;
  --paper-3: #DBD5C7;

  --amber: #F5B544;       /* Electric Amber */
  --amber-bright: #FFC759;
  --amber-deep: #C68A1F;
  --amber-glow: rgba(245, 181, 68, 0.35);

  --copper: #C77A4B;      /* secondary accent, sparingly */

  /* Type scale */
  --display: "Space Grotesk", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --body: "Manrope", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  /* Layout */
  --max: 1280px;
  --gutter: clamp(20px, 4vw, 56px);
  --radius: 4px;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--body);
  background: var(--paper);
  color: var(--ink-900);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01", "cv11";
}

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

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

button { font-family: inherit; cursor: pointer; }

::selection { background: var(--amber); color: var(--ink-900); }

/* Reusable shell */
.shell {
  max-width: var(--max);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-400);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.eyebrow::before {
  content: "";
  width: 22px; height: 1px;
  background: currentColor;
  opacity: 0.6;
}

.eyebrow.on-dark { color: var(--ink-300); }
.eyebrow.amber { color: var(--amber); }

.h-display {
  font-family: var(--display);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.02;
  margin: 0;
}

.h1 { font-size: clamp(44px, 6.4vw, 92px); }
.h2 { font-size: clamp(34px, 4.4vw, 60px); }
.h3 { font-size: clamp(22px, 2vw, 28px); }

.lede {
  font-size: clamp(17px, 1.3vw, 20px);
  line-height: 1.55;
  color: var(--ink-500);
  max-width: 62ch;
}
.lede.on-dark { color: var(--ink-200); }

.section {
  padding-block: clamp(80px, 9vw, 140px);
  position: relative;
}

.section--dark {
  background: var(--ink-900);
  color: var(--paper);
}

.section--ink {
  background: var(--ink-800);
  color: var(--paper);
}

.divider {
  height: 1px;
  background: var(--ink-100);
  margin: 0;
  border: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  font-family: var(--body);
  font-weight: 600;
  font-size: 14.5px;
  letter-spacing: 0.005em;
  border: 1px solid transparent;
  border-radius: 2px;
  transition: transform 0.18s ease, background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
  background: var(--ink-900);
  color: var(--paper);
}

.btn .arrow {
  width: 16px; height: 16px;
  transition: transform 0.18s ease;
}
.btn:hover .arrow { transform: translateX(3px); }

.btn--primary {
  background: var(--amber);
  color: var(--ink-900);
  border-color: var(--amber);
}
.btn--primary:hover {
  background: var(--amber-bright);
  border-color: var(--amber-bright);
}

.btn--ghost {
  background: transparent;
  color: var(--ink-900);
  border-color: var(--ink-900);
}
.btn--ghost:hover {
  background: var(--ink-900);
  color: var(--paper);
}

.btn--ghost-light {
  background: transparent;
  color: var(--paper);
  border-color: rgba(244, 241, 234, 0.4);
}
.btn--ghost-light:hover {
  background: var(--paper);
  color: var(--ink-900);
  border-color: var(--paper);
}

.btn--lg {
  padding: 18px 28px;
  font-size: 15.5px;
}

/* Tag pill */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 10px;
  border: 1px solid var(--ink-100);
  background: rgba(255,255,255,0.5);
  color: var(--ink-500);
  border-radius: 2px;
}

.pill.on-dark {
  border-color: rgba(244, 241, 234, 0.16);
  background: rgba(244, 241, 234, 0.04);
  color: var(--ink-200);
}

.pill .dot {
  width: 6px; height: 6px;
  background: var(--amber);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(245, 181, 68, 0.18);
}

/* Grid backgrounds (technical schematic feel) */
.grid-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(11, 18, 32, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(11, 18, 32, 0.04) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at top, black 30%, transparent 75%);
}

.grid-bg--dark {
  background-image:
    linear-gradient(to right, rgba(244, 241, 234, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(244, 241, 234, 0.05) 1px, transparent 1px);
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(244, 241, 234, 0.85);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.header.is-scrolled {
  border-bottom-color: var(--ink-100);
  background: rgba(244, 241, 234, 0.92);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-block: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand__mark {
  width: 44px; height: 44px;
  display: grid;
  place-items: center;
  background: var(--ink-900);
  color: var(--amber);
  border-radius: 2px;
  position: relative;
  overflow: hidden;
}
.brand__mark svg { width: 22px; height: 22px; }

.brand__text { line-height: 1.05; }
.brand__name {
  font-family: var(--display);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}
.brand__sub {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-400);
  margin-top: 3px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav__link {
  position: relative;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-500);
  transition: color 0.18s ease;
}
.nav__link:hover { color: var(--ink-900); }
.nav__link.is-active {
  color: var(--ink-900);
}
.nav__link.is-active::after {
  content: "";
  position: absolute;
  left: 14px; right: 14px;
  bottom: 4px;
  height: 2px;
  background: var(--amber);
}

.header__cta {
  display: flex;
  align-items: center;
  gap: 14px;
}

.phone-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-500);
}
.phone-link svg { width: 14px; height: 14px; }

/* Hero */
.hero {
  position: relative;
  padding-top: clamp(56px, 8vw, 110px);
  padding-bottom: clamp(80px, 9vw, 140px);
  overflow: hidden;
}

.hero__layout {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: end;
}

.hero__copy { position: relative; z-index: 2; }

.hero__title {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(40px, 5.6vw, 84px);
  line-height: 0.98;
  letter-spacing: -0.025em;
  margin: 24px 0 0;
}
.hero__title em {
  font-style: normal;
  position: relative;
  white-space: nowrap;
}
.hero__title em::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  bottom: -2px;
  height: 0.13em;
  background: var(--amber);
  z-index: -1;
  opacity: 0.85;
}

.hero__sub {
  font-size: clamp(17px, 1.25vw, 19.5px);
  color: var(--ink-500);
  max-width: 56ch;
  margin: 28px 0 36px;
  line-height: 1.55;
}

.hero__ctas {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero__trust {
  display: flex;
  gap: clamp(20px, 3vw, 44px);
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid var(--ink-100);
  flex-wrap: wrap;
}
.trust__item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.trust__label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-400);
}
.trust__value {
  font-family: var(--display);
  font-weight: 500;
  font-size: 19px;
  color: var(--ink-900);
  letter-spacing: -0.01em;
}

/* Hero visual */
.hero__visual {
  position: relative;
  aspect-ratio: 4 / 5;
  max-height: 660px;
}

.hero-card {
  position: absolute;
  background: var(--ink-900);
  color: var(--paper);
  border-radius: 3px;
}

.hero-card--main {
  inset: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.hero-card--main .header-stripe {
  position: absolute;
  top: 18px; left: 18px; right: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-300);
  z-index: 3;
}

.hero-card .schematic {
  position: absolute;
  inset: 0;
  opacity: 0.85;
}

.hero-card__footer {
  position: relative;
  z-index: 3;
  padding: 22px 24px 24px;
  background: linear-gradient(180deg, transparent 0%, rgba(11,18,32,0.85) 50%, var(--ink-900) 100%);
}

.hero-card__footer h4 {
  font-family: var(--display);
  font-weight: 500;
  font-size: 22px;
  margin: 0 0 4px;
  letter-spacing: -0.01em;
}
.hero-card__footer p {
  margin: 0;
  font-size: 13.5px;
  color: var(--ink-300);
  max-width: 28ch;
}

.hero-chip {
  position: absolute;
  background: var(--paper);
  color: var(--ink-900);
  border-radius: 2px;
  padding: 14px 16px;
  box-shadow: 0 12px 40px -12px rgba(11, 18, 32, 0.35);
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 220px;
}
.hero-chip__icon {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  background: var(--amber);
  border-radius: 2px;
  color: var(--ink-900);
}
.hero-chip__icon svg { width: 18px; height: 18px; }
.hero-chip__label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-400);
  margin-bottom: 2px;
}
.hero-chip__value {
  font-family: var(--display);
  font-weight: 500;
  font-size: 15px;
}

.hero-chip--a { top: 14%; left: -32px; }
.hero-chip--b { bottom: 24%; right: -36px; }

/* Section header (reusable) */
.section-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 4vw, 80px);
  align-items: end;
  margin-bottom: clamp(40px, 5vw, 72px);
}
.section-head__left { max-width: 32ch; }
.section-head__title { margin-top: 18px; }

.section-head__right p {
  margin: 0;
  color: var(--ink-500);
  font-size: clamp(15.5px, 1.05vw, 17px);
  line-height: 1.6;
  max-width: 46ch;
}
.section--dark .section-head__right p,
.section--ink .section-head__right p { color: var(--ink-200); }

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--ink-100);
  border-left: 1px solid var(--ink-100);
}

.service {
  position: relative;
  padding: 36px 32px 40px;
  background: var(--paper);
  border-right: 1px solid var(--ink-100);
  border-bottom: 1px solid var(--ink-100);
  display: flex;
  flex-direction: column;
  gap: 18px;
  transition: background 0.2s ease;
}
.service:hover { background: #FBF8F2; }
.service:hover .service__num { color: var(--amber-deep); }

.service__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.service__num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-300);
  transition: color 0.2s ease;
}

.service__icon {
  width: 48px; height: 48px;
  display: grid; place-items: center;
  background: var(--ink-900);
  color: var(--amber);
  border-radius: 2px;
}
.service__icon svg { width: 22px; height: 22px; }

.service__title {
  font-family: var(--display);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 0;
}

.service__desc {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink-500);
  margin: 0;
}

.service__meta {
  margin-top: auto;
  padding-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-400);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.service__meta span::before {
  content: "· ";
  color: var(--amber-deep);
  margin-right: 2px;
}

/* Trust strip */
.trust-section {
  background: var(--ink-900);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}
.trust-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: flex-start;
  position: relative;
  z-index: 2;
}
.trust-points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: rgba(244, 241, 234, 0.1);
  border: 1px solid rgba(244, 241, 234, 0.1);
}
.trust-point {
  background: var(--ink-900);
  padding: 28px 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 168px;
}
.trust-point__num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--amber);
}
.trust-point__title {
  font-family: var(--display);
  font-weight: 500;
  font-size: 19px;
  letter-spacing: -0.01em;
  margin: 0;
}
.trust-point__desc {
  font-size: 13.5px;
  color: var(--ink-300);
  line-height: 1.55;
  margin: 0;
}

/* Projects */
.projects {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: clamp(24px, 4vw, 64px);
  align-items: start;
}

.project-tabs {
  display: flex;
  flex-direction: column;
  gap: 1px;
  border-top: 1px solid var(--ink-100);
}

.project-tab {
  text-align: left;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--ink-100);
  padding: 20px 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--ink-500);
  transition: color 0.18s ease, padding-left 0.18s ease;
  position: relative;
}
.project-tab__num {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-400);
}
.project-tab__title {
  font-family: var(--display);
  font-weight: 500;
  font-size: 18px;
  letter-spacing: -0.005em;
  color: var(--ink-700);
}
.project-tab:hover { padding-left: 8px; color: var(--ink-900); }
.project-tab:hover .project-tab__title { color: var(--ink-900); }
.project-tab.is-active {
  padding-left: 14px;
  color: var(--ink-900);
}
.project-tab.is-active::before {
  content: "";
  position: absolute;
  left: 0; top: 22px; bottom: 22px;
  width: 3px;
  background: var(--amber);
}
.project-tab.is-active .project-tab__title { color: var(--ink-900); }

.project-stage {
  background: var(--ink-900);
  color: var(--paper);
  border-radius: 4px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
}

.project-image {
  background: var(--ink-800);
  position: relative;
  min-height: 420px;
  overflow: hidden;
}

.project-image .label {
  position: absolute;
  bottom: 14px; left: 16px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-300);
}

.project-image__placeholder {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(135deg, rgba(244, 241, 234, 0.04) 0 2px, transparent 2px 14px);
  display: grid;
  place-items: center;
  text-align: center;
}

.project-image__placeholder span {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-300);
  background: rgba(11, 18, 32, 0.8);
  border: 1px solid rgba(244, 241, 234, 0.12);
  padding: 8px 12px;
  max-width: 70%;
}

.project-info {
  padding: clamp(24px, 3vw, 40px);
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.project-meta-row {
  display: flex;
  gap: 24px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-300);
}
.project-meta-row strong {
  color: var(--amber);
  font-weight: 600;
}

.project-title {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(24px, 2.2vw, 32px);
  letter-spacing: -0.015em;
  margin: 0;
  line-height: 1.1;
}

.project-lines {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
}
.project-lines li {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 16px;
  padding: 14px 0;
  border-top: 1px solid rgba(244, 241, 234, 0.1);
  font-size: 14.5px;
  color: var(--ink-200);
}
.project-lines li:last-child { border-bottom: 1px solid rgba(244, 241, 234, 0.1); }
.project-lines li .k {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-400);
  padding-top: 2px;
}

.project-outcome {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: rgba(245, 181, 68, 0.08);
  border-left: 2px solid var(--amber);
  font-size: 14px;
  color: var(--paper);
}

/* Process */
.process-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--ink-100);
  border: 1px solid var(--ink-100);
}
.process-step {
  background: var(--paper);
  padding: 32px 28px 36px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 280px;
}
.process-step__num {
  font-family: var(--display);
  font-weight: 500;
  font-size: 56px;
  letter-spacing: -0.04em;
  color: var(--amber-deep);
  line-height: 1;
}
.process-step__title {
  font-family: var(--display);
  font-weight: 500;
  font-size: 21px;
  margin: 0;
  letter-spacing: -0.01em;
}
.process-step__desc {
  font-size: 14.5px;
  color: var(--ink-500);
  line-height: 1.55;
  margin: 0;
}
.process-step__meta {
  margin-top: auto;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-400);
  display: flex;
  justify-content: space-between;
}

/* Testimonials */
.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.testimonial {
  background: var(--paper);
  border: 1px solid var(--ink-100);
  padding: 32px 30px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  position: relative;
}
.testimonial .quote-mark {
  font-family: var(--display);
  font-size: 64px;
  line-height: 0.6;
  color: var(--amber);
  height: 28px;
  letter-spacing: -0.05em;
}
.testimonial__text {
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink-700);
  margin: 0;
  flex-grow: 1;
  text-wrap: pretty;
}
.testimonial__author {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 18px;
  border-top: 1px solid var(--ink-100);
}
.testimonial__avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--display);
  font-weight: 600;
  color: var(--paper);
  font-size: 16px;
  letter-spacing: -0.01em;
}
.testimonial__name {
  font-family: var(--display);
  font-weight: 500;
  font-size: 15px;
  letter-spacing: -0.005em;
}
.testimonial__role {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-400);
  margin-top: 3px;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: center;
}
.about-portrait {
  aspect-ratio: 5/6;
  background: var(--ink-800);
  position: relative;
  overflow: hidden;
  border-radius: 4px;
}
.about-portrait .stripes {
  position: absolute; inset: 0;
  background-image:
    repeating-linear-gradient(135deg, rgba(244, 241, 234, 0.04) 0 2px, transparent 2px 14px);
}
.about-portrait .label {
  position: absolute;
  bottom: 14px; left: 16px; right: 16px;
  display: flex; justify-content: space-between; align-items: end;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-300);
}
.about-portrait .label .r { text-align: right; }
.about-portrait__caption {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-200);
  background: rgba(11, 18, 32, 0.6);
  padding: 8px 14px;
  border: 1px solid rgba(244, 241, 234, 0.12);
  text-align: center;
  max-width: 70%;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 36px;
}
.about-stat {
  padding: 18px 0;
  border-top: 1px solid var(--ink-100);
}
.about-stat__num {
  font-family: var(--display);
  font-weight: 500;
  font-size: 32px;
  letter-spacing: -0.02em;
  color: var(--ink-900);
}
.about-stat__num small {
  font-size: 16px;
  color: var(--amber-deep);
  margin-left: 4px;
}
.about-stat__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-400);
  margin-top: 4px;
}

/* Contact */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
}

.contact-form {
  background: var(--paper);
  color: var(--ink-900);
  padding: clamp(28px, 3vw, 44px);
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.contact-form__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--ink-100);
  margin-bottom: 6px;
}
.contact-form__head h4 {
  font-family: var(--display);
  font-weight: 500;
  font-size: 18px;
  margin: 0;
  letter-spacing: -0.01em;
}
.contact-form__head .ref {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-400);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.field--row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.field label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.field input,
.field textarea,
.field select {
  font-family: var(--body);
  font-size: 15px;
  padding: 12px 14px;
  border: 1px solid var(--ink-100);
  background: #FBF9F4;
  border-radius: 2px;
  color: var(--ink-900);
  transition: border-color 0.18s ease, background 0.18s ease;
  outline: none;
}
.field input:focus,
.field textarea:focus,
.field select:focus {
  border-color: var(--ink-900);
  background: #fff;
}
.field textarea { min-height: 110px; resize: vertical; }

.field--error input,
.field--error textarea {
  border-color: #C44C2E;
  background: rgba(196, 76, 46, 0.04);
}
.field__error {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #C44C2E;
}

.checkboxes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--ink-100);
  background: #FBF9F4;
  border-radius: 2px;
  cursor: pointer;
  font-size: 13.5px;
  transition: border-color 0.18s, background 0.18s;
}
.checkbox.is-checked {
  border-color: var(--ink-900);
  background: rgba(245, 181, 68, 0.12);
}
.checkbox input { display: none; }
.checkbox .box {
  width: 16px; height: 16px;
  border: 1px solid var(--ink-300);
  border-radius: 2px;
  display: grid; place-items: center;
  background: #fff;
}
.checkbox.is-checked .box {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--amber);
}
.checkbox .box svg { width: 12px; height: 12px; }

.form-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.success-state {
  text-align: left;
  padding: 20px 0;
}
.success-state .check {
  width: 44px; height: 44px;
  background: var(--amber);
  color: var(--ink-900);
  display: grid; place-items: center;
  border-radius: 50%;
  margin-bottom: 18px;
}
.success-state h4 {
  font-family: var(--display);
  font-size: 24px;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}
.success-state p { margin: 0; color: var(--ink-500); }

/* Contact info side */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
  color: var(--paper);
}
.contact-headline {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(30px, 3.6vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 12px 0 0;
}
.contact-headline em {
  font-style: normal;
  color: var(--amber);
}

.contact-channels {
  display: grid;
  gap: 1px;
  background: rgba(244, 241, 234, 0.12);
  border: 1px solid rgba(244, 241, 234, 0.12);
  margin-top: 18px;
}
.channel {
  display: grid;
  grid-template-columns: 140px 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 18px 20px;
  background: var(--ink-900);
}
.channel__label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-300);
}
.channel__value {
  font-family: var(--display);
  font-weight: 500;
  font-size: 19px;
  letter-spacing: -0.005em;
}
.channel__hint {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
}

.response-strip {
  margin-top: 12px;
  padding: 16px 20px;
  background: rgba(245, 181, 68, 0.1);
  border: 1px solid rgba(245, 181, 68, 0.3);
  display: flex;
  align-items: center;
  gap: 14px;
}
.response-strip__dot {
  width: 8px; height: 8px;
  background: var(--amber);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(245, 181, 68, 0.2);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(245, 181, 68, 0.18); }
  50% { box-shadow: 0 0 0 10px rgba(245, 181, 68, 0.02); }
}
.response-strip__text {
  font-size: 14px;
  color: var(--paper);
}
.response-strip__text strong { color: var(--amber); font-weight: 600; }

/* Footer */
.footer {
  background: var(--ink-900);
  color: var(--ink-300);
  border-top: 1px solid rgba(244, 241, 234, 0.08);
  padding: 56px 0 32px;
  font-size: 13.5px;
}
.footer__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 32px;
  flex-wrap: wrap;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(244, 241, 234, 0.08);
  margin-bottom: 24px;
}
.footer__brand { max-width: 36ch; }
.footer__brand p { margin: 12px 0 0; line-height: 1.6; color: var(--ink-300); }
.footer__cols {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 56px;
}
.footer__col h6 {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-400);
  margin: 0 0 12px;
  font-weight: 500;
}
.footer__col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 6px; }
.footer__col li { font-size: 13.5px; color: var(--paper); }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-400);
}

/* Responsive */
@media (max-width: 1080px) {
  .hero__layout { grid-template-columns: 1fr; }
  .hero__visual { max-height: 540px; margin-top: 20px; }
  .hero-chip--a { left: 0; }
  .hero-chip--b { right: 0; }
  .section-head { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid { grid-template-columns: 1fr; }
  .projects { grid-template-columns: 1fr; }
  .project-stage { grid-template-columns: 1fr; }
  .project-image { min-height: 280px; }
  .process-list { grid-template-columns: repeat(2, 1fr); }
  .testimonials { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-wrap { grid-template-columns: 1fr; }
  .channel { grid-template-columns: 110px 1fr; }
  .channel__hint { grid-column: 2; padding-left: 0; }
  .nav { display: none; }
}

@media (max-width: 640px) {
  .services-grid { grid-template-columns: 1fr; }
  .trust-points { grid-template-columns: 1fr; }
  .process-list { grid-template-columns: 1fr; }
  .field--row { grid-template-columns: 1fr; }
  .checkboxes { grid-template-columns: 1fr; }
  .footer__cols { grid-template-columns: 1fr 1fr; gap: 28px; }
  .header__cta .btn { display: none; }
  .phone-link span { display: none; }
}