/* ==========================================================================
   Voltcom Group — site stylesheet
   Layout and colours follow website/design/voltcom-final-concept.png
   (concept B engineering look + concept A company section + full width
   Komotini Fiber band).
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Tokens
   -------------------------------------------------------------------------- */
:root {
  --navy-900: #0d1730;
  --navy-800: #111e3a;
  --navy-700: #142140;
  --navy-600: #18294d;
  --navy-500: #1d3157;

  --blue-700: #21389c;
  --blue-600: #2d50d5;
  --blue-500: #3f63e6;
  --blue-050: #eef2fd;

  --cyan-500: #00c0e4;
  --cyan-400: #35d2ee;
  --cyan-050: #e6f9fd;

  --pale-100: #eaf5fe;
  --pale-200: #c7e6fd;

  --ink-900: #101c36;
  --ink-700: #2b3a52;
  --ink-600: #44536b;
  --ink-400: #74849c;
  --ink-300: #9aa8bd;

  --line: #e3e9f1;
  --line-soft: #eef2f7;
  --white: #ffffff;

  --font-head: "Poppins", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Inter", "Segoe UI", "Helvetica Neue", Arial, sans-serif;

  --container: 1200px;
  --gutter: 24px;
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;

  --shadow-sm: 0 1px 2px rgba(16, 28, 54, .06), 0 4px 14px rgba(16, 28, 54, .05);
  --shadow-md: 0 12px 34px rgba(16, 28, 54, .12);

  --header-h: 86px;
}

/* --------------------------------------------------------------------------
   2. Base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink-700);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  color: var(--ink-900);
  margin: 0 0 .5em;
  line-height: 1.18;
  font-weight: 700;
}

h1 { font-size: clamp(2.1rem, 1.4rem + 2.6vw, 3.25rem); letter-spacing: -.015em; }
h2 { font-size: clamp(1.65rem, 1.2rem + 1.7vw, 2.45rem); letter-spacing: -.01em; }
h3 { font-size: clamp(1.15rem, 1rem + .55vw, 1.4rem); }

p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

a {
  color: var(--blue-600);
  text-decoration: none;
  transition: color .18s ease;
}
a:hover { color: var(--blue-700); }

img, svg { max-width: 100%; }
img { height: auto; }

ul { margin: 0; padding: 0; list-style: none; }

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

:focus-visible {
  outline: 3px solid var(--cyan-500);
  outline-offset: 3px;
  border-radius: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  background: var(--blue-600);
  color: #fff;
  padding: 12px 20px;
  border-radius: 0 0 var(--radius-sm) 0;
  font-weight: 600;
}
.skip-link:focus { left: 0; color: #fff; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

/* --------------------------------------------------------------------------
   3. Layout helpers
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding: clamp(56px, 6vw, 96px) 0; }
.section--tight { padding: clamp(44px, 4.5vw, 68px) 0; }
.section--white { background: var(--white); }
.section--navy { background: var(--navy-700); color: rgba(255, 255, 255, .82); }
.section--navy h2, .section--navy h3 { color: #fff; }
.section--tint { background: #f6f9fd; }

.section-head { max-width: 760px; margin-bottom: 44px; }
.section-head p { color: var(--ink-600); font-size: 1.06rem; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-head);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 10px;
  height: 10px;
  background: var(--cyan-500);
  flex: none;
}
.eyebrow--light { color: rgba(255, 255, 255, .72); }
.eyebrow--light::before { background: var(--cyan-500); }

.section-title { position: relative; padding-bottom: 22px; }
.section-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 58px;
  height: 4px;
  background: var(--cyan-500);
}

/* Buttons ---------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: .98rem;
  line-height: 1;
  padding: 16px 26px;
  border: 0;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color .18s ease, transform .18s ease, box-shadow .18s ease;
}
.btn svg { width: 18px; height: 18px; flex: none; }

.btn--primary { background: var(--blue-600); color: #fff; }
.btn--primary:hover { background: var(--blue-700); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn--ghost { background: transparent; color: var(--blue-600); box-shadow: inset 0 0 0 2px var(--blue-600); }
.btn--ghost:hover { background: var(--blue-050); color: var(--blue-700); }
.btn--light { background: rgba(255, 255, 255, .1); color: #fff; box-shadow: inset 0 0 0 2px rgba(255, 255, 255, .45); }
.btn--light:hover { background: rgba(255, 255, 255, .2); color: #fff; }

.btn-row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }

/* --------------------------------------------------------------------------
   4. Header
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, .97);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--line-soft);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: none;
  margin-right: auto;
}
.brand img { height: 62px; width: auto; display: block; }

.main-nav ul { display: flex; align-items: center; gap: 30px; }
.main-nav a {
  position: relative;
  font-family: var(--font-head);
  font-size: .97rem;
  font-weight: 500;
  color: var(--ink-700);
  padding: 8px 0;
  white-space: nowrap;
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--blue-600);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .2s ease;
}
.main-nav a:hover { color: var(--blue-600); }
.main-nav a:hover::after, .main-nav a.is-active::after { transform: scaleX(1); }
.main-nav a.is-active { color: var(--blue-600); font-weight: 600; }

.header-actions { display: flex; align-items: center; gap: 18px; flex: none; }

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--ink-400);
}
.lang-switch a { color: var(--ink-400); padding: 4px 2px; }
.lang-switch a:hover { color: var(--blue-600); }
.lang-switch a.is-active { color: var(--blue-600); }
.lang-switch .sep { color: var(--line); }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  background: none;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.nav-toggle svg { width: 22px; height: 22px; color: var(--ink-900); }

.mobile-nav {
  display: none;
  border-top: 1px solid var(--line-soft);
  background: var(--white);
  padding: 18px var(--gutter) 26px;
}
.mobile-nav.is-open { display: block; }
.mobile-nav ul { display: grid; gap: 2px; }
.mobile-nav a {
  display: block;
  padding: 13px 4px;
  font-family: var(--font-head);
  font-weight: 500;
  color: var(--ink-700);
  border-bottom: 1px solid var(--line-soft);
}
.mobile-nav a.is-active { color: var(--blue-600); }
.mobile-nav .mobile-nav__lang {
  display: flex; gap: 14px; padding-top: 18px;
  font-family: var(--font-head); font-weight: 600; font-size: .9rem;
}
.mobile-nav__cta { margin-top: 18px; }

/* --------------------------------------------------------------------------
   5. Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  background: var(--navy-700);
  color: rgba(255, 255, 255, .8);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(900px 480px at 78% 18%, rgba(0, 192, 228, .10), transparent 65%),
    linear-gradient(180deg, #16264a 0%, var(--navy-700) 55%, #101c36 100%);
}
.hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
  gap: clamp(20px, 4vw, 60px);
  align-items: center;
  padding-block: clamp(56px, 6.5vw, 96px);
}
.hero__title { color: #fff; max-width: 15ch; }
.hero__lead { font-size: 1.12rem; color: rgba(255, 255, 255, .74); max-width: 46ch; margin-bottom: 30px; }

.hero__art { position: relative; }
.hero__art img { width: 100%; height: auto; display: block; }
.hero__art svg { width: 100%; height: auto; display: block; }
.hero__art--photo img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center 65%;
  border-radius: 4px;
}
.service-photos { display: grid; gap: 18px; align-self: start; }
.service-photos--pair { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.service-photos figure { margin: 0; min-width: 0; }
.service-photos img { display: block; width: 100%; height: auto; border-radius: 4px; }
.service-photos--fault img { aspect-ratio: auto; }
.service-photos--phase-a img { aspect-ratio: 3 / 4; object-fit: cover; object-position: top; }
.service-scope-note { grid-column: 1 / -1; font-size: .9rem; color: #53637b; }
.project-gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); gap: 28px; }
.project-gallery figure { margin: 0; min-width: 0; }
.project-gallery img { display: block; width: 100%; height: auto; aspect-ratio: 3 / 4; object-fit: cover; object-position: top; border-radius: 4px; }
.project-gallery figcaption { margin-top: 12px; font-size: .9rem; line-height: 1.5; color: #53637b; }
.service-photos:not(.service-photos--pair) { max-width: 360px; justify-self: center; }
.service-photos figcaption { margin-top: 10px; font-size: .85rem; line-height: 1.5; color: var(--text-muted, #53637b); }

.hero__tag {
  position: absolute;
  top: 6%;
  right: 4%;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: .04em;
  color: #fff;
  padding-bottom: 9px;
}
.hero__tag::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 72px; height: 2px;
  background: var(--cyan-500);
}

/* Page header (inner pages) --------------------------------------------- */
.page-hero {
  background: var(--navy-700);
  color: rgba(255, 255, 255, .78);
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(760px 420px at 82% 0%, rgba(0, 192, 228, .13), transparent 62%);
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 1; padding-block: clamp(52px, 6vw, 86px); }
.page-hero h1 { color: #fff; max-width: 18ch; }
.page-hero p { font-size: 1.08rem; max-width: 62ch; color: rgba(255, 255, 255, .76); margin: 0; }

/* --------------------------------------------------------------------------
   6. Services
   -------------------------------------------------------------------------- */
.service-list { border-top: 1px solid var(--line); }
.service-row {
  display: grid;
  grid-template-columns: 76px 92px minmax(0, 1fr) 40px;
  align-items: center;
  gap: 26px;
  padding: 30px 4px;
  border-bottom: 1px solid var(--line);
  transition: background-color .18s ease;
}
.service-row:hover { background: #fafcff; }
.service-row__no {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 2.3rem;
  line-height: 1;
  color: #9fb4d4;
  letter-spacing: -.02em;
}
.service-row__icon { color: var(--blue-600); }
.service-row__icon svg { width: 62px; height: 62px; }
.service-row__title { margin: 0 0 6px; font-size: 1.45rem; }
.service-row__desc { margin: 0; color: var(--ink-600); max-width: 60ch; }
.service-row__points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 12px;
  font-size: .92rem;
  color: var(--ink-400);
}
.service-row__points li { display: flex; align-items: center; gap: 7px; }
.service-row__points li::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--cyan-500);
  flex: none;
}
.service-row__arrow { color: var(--blue-600); justify-self: end; }
.service-row__arrow svg { width: 26px; height: 26px; transition: transform .18s ease; }
.service-row:hover .service-row__arrow svg { transform: translateX(4px); }

.capabilities {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 46px;
  border-top: 1px solid var(--line);
}
.capability {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  padding: 30px 30px 30px 0;
}
.capability + .capability { border-left: 1px solid var(--line); padding-left: 30px; }
.capability__icon { color: var(--blue-600); }
.capability__icon svg { width: 54px; height: 54px; }
.capability h3 { margin: 0 0 4px; font-size: 1.18rem; }
.capability p { margin: 0; font-size: .94rem; color: var(--ink-600); }

/* --------------------------------------------------------------------------
   7. Company section
   -------------------------------------------------------------------------- */
.company {
  position: relative;
  overflow: hidden;
}
.company .container { position: relative; z-index: 1; }
.company__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
}
.company__text { max-width: 56ch; }
.company__text p { color: var(--ink-600); font-size: 1.04rem; }
.company__art { position: relative; min-height: 260px; }
.company__art img {
  position: absolute;
  top: 50%; left: 4%;
  width: 112%;
  max-width: none;
  transform: translateY(-50%);
  opacity: .92;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: .97rem;
  color: var(--blue-600);
}
.text-link svg { width: 18px; height: 18px; transition: transform .18s ease; }
.text-link:hover svg { transform: translateX(4px); }

/* --------------------------------------------------------------------------
   8. Brand band (Komotini Fiber)
   -------------------------------------------------------------------------- */
.brand-band {
  background: var(--navy-800);
  color: rgba(255, 255, 255, .78);
  padding: clamp(40px, 4.4vw, 66px) 0;
  overflow: hidden;
}
.brand-band__inner {
  display: grid;
  grid-template-columns: minmax(0, .85fr) 1px minmax(0, 1.15fr);
  gap: clamp(26px, 4vw, 56px);
  align-items: center;
}
.brand-band__logo img { width: clamp(210px, 24vw, 300px); height: auto; }
.brand-band__divider { background: rgba(255, 255, 255, .18); height: 100%; min-height: 96px; }
.brand-band__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.25rem, 1rem + 1vw, 1.7rem);
  color: #fff;
  margin: 0 0 10px;
}
.brand-band__text { margin: 0; max-width: 58ch; font-size: 1rem; }

/* --------------------------------------------------------------------------
   9. Contact CTA band
   -------------------------------------------------------------------------- */
.cta-band {
  position: relative;
  background: var(--pale-200);
  color: var(--ink-900);
  padding: clamp(46px, 5vw, 72px) 0;
  overflow: hidden;
}
.cta-band::after {
  content: "";
  position: absolute;
  right: 0; top: 0; bottom: 0;
  width: 42%;
  background-image:
    linear-gradient(rgba(45, 80, 213, .13) 1px, transparent 1px),
    linear-gradient(90deg, rgba(45, 80, 213, .13) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(to left, #000 20%, transparent 100%);
  -webkit-mask-image: linear-gradient(to left, #000 20%, transparent 100%);
  pointer-events: none;
}
.cta-band .container { position: relative; z-index: 1; }
.cta-band__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: clamp(24px, 4vw, 54px);
  align-items: center;
}
.cta-band h2 { margin-bottom: 12px; }
.cta-band p { color: var(--ink-700); max-width: 46ch; }
.cta-band__contact { display: flex; flex-direction: column; gap: 16px; align-items: flex-start; }
.cta-band__phone {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(1.25rem, 1rem + 1vw, 1.6rem);
  color: var(--ink-900);
}
.cta-band__phone svg { width: 30px; height: 30px; color: var(--blue-600); flex: none; }

/* --------------------------------------------------------------------------
   10. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--navy-900);
  color: rgba(255, 255, 255, .62);
  padding: clamp(48px, 5vw, 76px) 0 0;
  font-size: .95rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(2, minmax(0, 1fr)) minmax(0, 1.2fr);
  gap: 40px;
  padding-bottom: 44px;
}
.footer__logo {
  display: inline-flex;
  background: #fff;
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  margin-bottom: 20px;
}
.footer__logo img { height: 42px; width: auto; display: block; }
.footer__legal-name { color: #fff; font-weight: 600; font-family: var(--font-head); margin-bottom: 4px; }
.footer__address { font-style: normal; margin: 0 0 18px; }
.site-footer h3 {
  color: #fff;
  font-size: .8rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  margin: 0 0 18px;
  font-weight: 600;
}
.site-footer li { margin-bottom: 11px; }
.site-footer a { color: rgba(255, 255, 255, .62); }
.site-footer a:hover { color: #fff; }
.footer__contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer__contact svg { width: 18px; height: 18px; flex: none; margin-top: 4px; color: var(--cyan-500); }
.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding: 22px 0 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 26px;
  justify-content: space-between;
  font-size: .88rem;
  color: rgba(255, 255, 255, .45);
}
.footer__bottom a { color: rgba(255, 255, 255, .6); }

/* --------------------------------------------------------------------------
   11. Inner page blocks
   -------------------------------------------------------------------------- */
.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(30px, 4vw, 64px);
  align-items: start;
}
.split--wide-left { grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr); }

.prose h2 { margin-bottom: 18px; }
.prose p { color: var(--ink-600); }
.prose + .prose { margin-top: 34px; }

.check-list { display: grid; gap: 14px; margin-top: 6px; }
.check-list li {
  position: relative;
  padding-left: 36px;
  color: var(--ink-600);
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0; top: .35em;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--cyan-050);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2300a9c7' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
  background-size: 13px;
  background-position: center;
  background-repeat: no-repeat;
}

.panel {
  background: #f6f9fd;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3vw, 34px);
}
.panel--note { background: var(--blue-050); border-color: #d9e2fb; }
.panel h3 { margin-bottom: 10px; }
.panel p:last-child { margin-bottom: 0; }

.value-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px;
}
.value-card {
  background: #f8fafd;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.value-card h3 { font-size: 1.12rem; margin-bottom: 8px; }
.value-card p { margin: 0; color: var(--ink-600); font-size: .96rem; }

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  counter-reset: step;
}
.step {
  position: relative;
  padding-top: 26px;
  border-top: 2px solid var(--line);
}
.step::before {
  counter-increment: step;
  content: "0" counter(step);
  position: absolute;
  top: -14px;
  left: 0;
  background: var(--white);
  padding-right: 14px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: .82rem;
  letter-spacing: .1em;
  color: var(--blue-600);
}
.step h3 { font-size: 1.08rem; margin-bottom: 6px; }
.step p { margin: 0; font-size: .94rem; color: var(--ink-600); }

.project-type {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 22px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}
.project-type:first-child { border-top: 1px solid var(--line); }
.project-type__no {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.4rem;
  color: #9fb4d4;
  line-height: 1.3;
}
.project-type h3 { margin: 0 0 6px; font-size: 1.18rem; }
.project-type p { margin: 0; color: var(--ink-600); }

/* Info cards (contact page) --------------------------------------------- */
.info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.info-card {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fbfcfe;
}
.info-card svg { width: 26px; height: 26px; color: var(--blue-600); }
.info-card__label {
  font-family: var(--font-head);
  font-size: .76rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-400);
  margin-bottom: 4px;
}
.info-card p { margin: 0; color: var(--ink-900); font-weight: 500; }

/* --------------------------------------------------------------------------
   12. Form
   -------------------------------------------------------------------------- */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 20px;
}
.field { display: flex; flex-direction: column; gap: 7px; }
.field--full { grid-column: 1 / -1; }
.field label {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: .92rem;
  color: var(--ink-900);
}
.field .req { color: #d0342c; margin-left: 3px; }
.field .opt { color: var(--ink-300); font-weight: 400; font-size: .84rem; margin-left: 6px; }

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid #d5deea;
  border-radius: var(--radius-sm);
  background: #fff;
  font-size: 1rem;
  color: var(--ink-900);
  transition: border-color .16s ease, box-shadow .16s ease;
}
.field textarea { min-height: 150px; resize: vertical; }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2374849c' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; background-size: 18px; padding-right: 44px; }
.field input:hover,
.field select:hover,
.field textarea:hover { border-color: #b9c6da; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--blue-600);
  box-shadow: 0 0 0 3px rgba(45, 80, 213, .14);
}
.field.has-error input,
.field.has-error select,
.field.has-error textarea { border-color: #d0342c; }
.field.has-error input:focus,
.field.has-error select:focus,
.field.has-error textarea:focus { box-shadow: 0 0 0 3px rgba(208, 52, 44, .14); }

.field-error {
  font-size: .86rem;
  color: #c0342c;
  display: flex;
  gap: 6px;
  align-items: flex-start;
}
.field-error::before { content: "!"; font-weight: 700; }

.consent {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: .92rem;
  color: var(--ink-600);
}
.consent input {
  width: 20px; height: 20px;
  margin: 2px 0 0;
  accent-color: var(--blue-600);
}
.consent a { text-decoration: underline; }

.hp-field {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.form-actions { margin-top: 26px; display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }
.form-note { font-size: .86rem; color: var(--ink-400); margin: 0; }

.alert {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 22px;
  border-radius: var(--radius);
  margin-bottom: 28px;
  font-size: .97rem;
}
.alert svg { width: 24px; height: 24px; }
.alert p { margin: 0; }
.alert strong { display: block; margin-bottom: 4px; font-family: var(--font-head); }
.alert--error { background: #fdf1f0; border: 1px solid #f3cfcb; color: #8e2a23; }
.alert--error svg { color: #c0342c; }
.alert--success { background: #eefaf4; border: 1px solid #c2e8d7; color: #10643f; }
.alert--success svg { color: #169b64; }
.alert--info { background: var(--blue-050); border: 1px solid #d9e2fb; color: var(--ink-700); }
.alert--info svg { color: var(--blue-600); }
.alert ul { margin: 6px 0 0; padding-left: 18px; list-style: disc; }

/* --------------------------------------------------------------------------
   13. Privacy page
   -------------------------------------------------------------------------- */
.legal { max-width: 860px; }
.legal section { padding: 26px 0; border-bottom: 1px solid var(--line); }
.legal section:last-child { border-bottom: 0; }
.legal h2 { font-size: 1.25rem; margin-bottom: 10px; }
.legal p { color: var(--ink-600); }
.legal__updated { font-size: .9rem; color: var(--ink-400); }

/* --------------------------------------------------------------------------
   15. Utilities (the CSP forbids inline styles, so spacing helpers live here)
   -------------------------------------------------------------------------- */
.mt-0 { margin-top: 0; }
.mt-14 { margin-top: 14px; }
.mt-18 { margin-top: 18px; }
.mt-22 { margin-top: 22px; }
.mt-26 { margin-top: 26px; }
.mb-0 { margin-bottom: 0; }
.mb-14 { margin-bottom: 14px; }
.mb-18 { margin-bottom: 18px; }
.mb-22 { margin-bottom: 22px; }
.mb-26 { margin-bottom: 26px; }
.mb-34 { margin-bottom: 34px; }
.cols-1 { grid-template-columns: minmax(0, 1fr); }
.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 22px 0;
}

/* --------------------------------------------------------------------------
   16. Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1080px) {
  .main-nav ul { gap: 20px; }
  .header-inner { gap: 18px; }
  .service-row { grid-template-columns: 62px 74px minmax(0, 1fr) 32px; gap: 18px; }
  .footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 34px; }
}

@media (max-width: 900px) {
  :root { --header-h: 72px; }
  .main-nav, .header-actions .lang-switch { display: none; }
  .nav-toggle { display: inline-flex; }
  .header-cta { display: none; }
  .brand img { height: 44px; }

  .hero__grid { grid-template-columns: 1fr; }
  .hero__title { max-width: none; }
  .hero__art { order: -1; max-width: 560px; }
  .hero__tag { top: 0; right: 2%; }

  .company__inner { grid-template-columns: 1fr; }
  .company__art { min-height: 180px; }
  .company__art img { left: 0; width: 100%; opacity: .8; }

  .brand-band__inner { grid-template-columns: 1fr; gap: 26px; }
  .brand-band__divider { height: 1px; min-height: 0; width: 100%; }
  .brand-band__logo img { width: 240px; }

  .cta-band__inner { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cols-3 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  .split, .split--wide-left { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .service-row {
    grid-template-columns: 48px minmax(0, 1fr);
    grid-template-areas:
      "no icon"
      "no title"
      "no desc"
      "no points";
    gap: 4px 16px;
    padding: 26px 0;
  }
  .service-row__no { grid-area: no; font-size: 1.7rem; align-self: start; }
  .service-row__icon { grid-area: icon; }
  .service-row__icon svg { width: 46px; height: 46px; }
  .service-row__title { grid-area: title; font-size: 1.25rem; }
  .service-row__desc { grid-area: desc; }
  .service-row__points { grid-area: points; }
  .service-row__arrow { display: none; }

  .capabilities { grid-template-columns: 1fr; }
  .capability { padding: 22px 0; grid-template-columns: 52px minmax(0, 1fr); }
  .capability + .capability { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); }

  .value-grid, .info-grid, .form-grid, .steps { grid-template-columns: 1fr; }
  .cols-2, .cols-3 { grid-template-columns: minmax(0, 1fr) !important; }
  .field--full { grid-column: auto; }
  .footer__grid { grid-template-columns: 1fr; gap: 30px; }
  .project-type { grid-template-columns: 40px minmax(0, 1fr); gap: 14px; }
}

@media (max-width: 420px) {
  .btn { width: 100%; justify-content: center; }
  .cta-band__phone { font-size: 1.1rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
}

@media print {
  .site-header, .site-footer, .cta-band, .hero__art { display: none; }
  body { color: #000; }
}