/* ==========================================================================
   Shushari Elektrotechnik – mobile-first stylesheet
   No external fonts or resources (privacy / GDPR friendly)
   ========================================================================== */

:root {
  --c-bg: #ffffff;
  --c-bg-alt: #f4f6fa;
  --c-text: #1a2233;
  --c-muted: #556074;
  --c-dark: #0e1a2b;
  --c-dark-2: #16263d;
  --c-accent: #ffc400;
  --c-accent-dark: #e0a800;
  --c-link: #0b5cad;
  --c-border: #dde3ec;
  --radius: 14px;
  --shadow: 0 6px 24px rgba(14, 26, 43, .08);
  --container: 1140px;
  --header-h: 64px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-bg);
  padding-bottom: 64px; /* room for mobile call bar */
}

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

a { color: var(--c-link); text-underline-offset: 2px; }

h1, h2, h3 { line-height: 1.2; margin: 0 0 .6em; color: var(--c-dark); }
h1 { font-size: clamp(1.9rem, 6vw, 3.2rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.5rem, 4.5vw, 2.2rem); letter-spacing: -.01em; }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }

:focus-visible { outline: 3px solid var(--c-accent-dark); outline-offset: 2px; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 16px; }

.svg-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

.skip-link {
  position: absolute; left: 8px; top: -100px; z-index: 100;
  background: var(--c-accent); color: var(--c-dark); padding: 10px 14px; border-radius: 8px; font-weight: 700;
}
.skip-link:focus { top: 8px; }

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

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  min-height: 48px; padding: .75em 1.4em; border-radius: 999px; border: 2px solid transparent;
  font-weight: 700; font-size: 1rem; text-decoration: none; cursor: pointer;
  transition: background-color .2s, color .2s, border-color .2s, transform .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn svg { width: 20px; height: 20px; flex: none; }
.btn-primary { background: var(--c-accent); color: var(--c-dark); }
.btn-primary:hover { background: var(--c-accent-dark); }
.btn-ghost { border-color: rgba(255, 255, 255, .5); color: #fff; }
.btn-ghost:hover { border-color: #fff; background: rgba(255, 255, 255, .08); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(14, 26, 43, .97);
  backdrop-filter: saturate(160%) blur(8px);
  color: #fff;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 12px; }

.logo { display: inline-flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-weight: 800; font-size: 1.1rem; }
.logo-mark { width: 36px; height: 36px; flex: none; }
.logo small { display: block; font-weight: 500; font-size: .72rem; color: #b8c4d6; letter-spacing: .04em; text-transform: uppercase; }

.nav-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; border: 0; border-radius: 10px; background: transparent; color: #fff; cursor: pointer;
}
.nav-toggle svg { width: 28px; height: 28px; }
.nav-toggle .icon-close { display: none; }
.nav-toggle[aria-expanded="true"] .icon-open { display: none; }
.nav-toggle[aria-expanded="true"] .icon-close { display: block; }

.site-nav {
  display: none;
  position: absolute; left: 0; right: 0; top: var(--header-h);
  background: var(--c-dark); border-top: 1px solid rgba(255, 255, 255, .08);
  padding: 8px 16px 20px; box-shadow: 0 16px 32px rgba(0, 0, 0, .25);
}
.site-nav.is-open { display: block; }
.site-nav ul { list-style: none; margin: 0; padding: 0; }
.site-nav a {
  display: block; padding: 14px 4px; color: #fff; text-decoration: none; font-weight: 600;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.site-nav a:hover { color: var(--c-accent); }
.site-nav .lang-switch {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 14px; border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 999px; padding: 8px 16px; border-bottom-width: 1px;
}

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(1000px 400px at 85% -10%, rgba(255, 196, 0, .22), transparent 60%),
    linear-gradient(160deg, var(--c-dark) 0%, var(--c-dark-2) 100%);
  color: #e8eef7; padding: 56px 0 64px;
}
.hero h1 { color: #fff; }
.hero h1 .accent { color: var(--c-accent); }
.hero .lead { font-size: 1.1rem; color: #c9d4e4; max-width: 38em; }
.hero-actions { display: flex; flex-direction: column; gap: 12px; margin: 28px 0 32px; }
.hero-badges { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; list-style: none; padding: 0; margin: 0; }
.hero-badges li {
  display: flex; align-items: center; gap: 8px; font-size: .92rem; font-weight: 600;
  background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .1); border-radius: 10px; padding: 10px 12px;
}
.hero-badges svg { width: 20px; height: 20px; color: var(--c-accent); flex: none; }
.eyebrow {
  display: inline-block; font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--c-accent); margin-bottom: 12px;
}

/* ---------- Sections ---------- */
.section { padding: 56px 0; }
.section-alt { background: var(--c-bg-alt); }
.section-head { max-width: 42em; margin-bottom: 32px; }
.section-head p { color: var(--c-muted); font-size: 1.05rem; }
.section-head .eyebrow { color: var(--c-accent-dark); }

/* Services */
.cards { display: grid; grid-template-columns: 1fr; gap: 16px; list-style: none; margin: 0; padding: 0; }
.card {
  background: var(--c-bg); border: 1px solid var(--c-border); border-radius: var(--radius);
  padding: 22px; box-shadow: var(--shadow); height: 100%;
}
.card-icon {
  width: 52px; height: 52px; border-radius: 12px; display: grid; place-items: center;
  background: rgba(255, 196, 0, .16); color: var(--c-dark); margin-bottom: 14px;
}
.card-icon svg { width: 28px; height: 28px; }
.card p { color: var(--c-muted); margin: 0; }

/* About */
.about-grid { display: grid; gap: 28px; }
.checklist { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.checklist li { display: flex; gap: 12px; align-items: flex-start; }
.checklist svg { width: 24px; height: 24px; color: #1f9d55; flex: none; margin-top: 1px; }
.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.stat { background: var(--c-dark); color: #fff; border-radius: var(--radius); padding: 20px; }
.stat strong { display: block; font-size: 1.8rem; color: var(--c-accent); line-height: 1.1; }
.stat span { font-size: .9rem; color: #c9d4e4; }

/* Process */
.steps { counter-reset: step; list-style: none; padding: 0; margin: 0; display: grid; gap: 16px; }
.steps li {
  counter-increment: step; position: relative; background: var(--c-bg); border-radius: var(--radius);
  border: 1px solid var(--c-border); padding: 22px 22px 22px 76px;
}
.steps li::before {
  content: counter(step); position: absolute; left: 20px; top: 20px; width: 40px; height: 40px; border-radius: 50%;
  background: var(--c-accent); color: var(--c-dark); font-weight: 800; display: grid; place-items: center;
}
.steps p { margin: 0; color: var(--c-muted); }

/* FAQ */
.faq { display: grid; gap: 12px; max-width: 820px; }
.faq details { background: var(--c-bg); border: 1px solid var(--c-border); border-radius: 12px; }
.faq summary {
  cursor: pointer; list-style: none; padding: 18px 52px 18px 18px; font-weight: 700; position: relative; min-height: 48px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 18px; top: 50%; transform: translateY(-50%);
  font-size: 1.5rem; font-weight: 400; color: var(--c-accent-dark);
}
.faq details[open] summary::after { content: "–"; }
.faq details p { padding: 0 18px 18px; margin: 0; color: var(--c-muted); }

/* Contact */
.contact-grid { display: grid; gap: 20px; }
.contact-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.contact-list li { display: flex; gap: 14px; align-items: flex-start; }
.contact-list .ci {
  width: 44px; height: 44px; border-radius: 10px; background: var(--c-dark); color: var(--c-accent);
  display: grid; place-items: center; flex: none;
}
.contact-list .ci svg { width: 22px; height: 22px; }
.contact-list strong { display: block; }
.contact-list a { font-weight: 600; }
.areas-title { margin-top: 28px; }
.areas { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.areas li {
  background: var(--c-bg-alt); border: 1px solid var(--c-border); border-radius: 999px;
  padding: 6px 14px; font-size: .92rem; font-weight: 600;
}
.hours { width: 100%; border-collapse: collapse; }
.hours th, .hours td { text-align: left; padding: 8px 0; border-bottom: 1px solid var(--c-border); }
.hours td { text-align: right; }
.emergency {
  background: var(--c-dark); color: #fff; border-radius: var(--radius); padding: 22px; margin-top: 8px;
}
.emergency h3 { color: var(--c-accent); }

/* Legal pages */
.legal { padding: 40px 0 64px; }
.legal .container { max-width: 820px; }
.legal h1 { font-size: clamp(1.8rem, 5vw, 2.6rem); }
.legal h2 { font-size: 1.35rem; margin-top: 2em; }
.legal h3 { margin-top: 1.4em; }
.legal address { font-style: normal; }
.legal .note {
  background: #fff8db; border-left: 4px solid var(--c-accent); padding: 12px 16px; border-radius: 8px; font-size: .95rem;
}
.breadcrumb { font-size: .9rem; color: var(--c-muted); margin-bottom: 16px; }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 0; }
.breadcrumb li + li::before { content: "/"; margin-right: 6px; color: var(--c-border); }

/* ---------- Footer ---------- */
.site-footer { background: var(--c-dark); color: #b8c4d6; padding: 40px 0 24px; font-size: .95rem; }
.site-footer a { color: #e8eef7; }
.footer-grid { display: grid; gap: 24px; }
.site-footer h2 { color: #fff; font-size: 1rem; margin-bottom: .8em; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .1); margin-top: 28px; padding-top: 18px; font-size: .85rem; }

/* ---------- Mobile call bar ---------- */
.call-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
  background: rgba(14, 26, 43, .97); box-shadow: 0 -6px 20px rgba(0, 0, 0, .2);
}
.call-bar .btn { min-height: 44px; padding: .5em 1em; font-size: .95rem; }

/* ---------- 404 ---------- */
.notfound { padding: 80px 0; text-align: center; }
.notfound .code { font-size: 5rem; font-weight: 800; color: var(--c-accent-dark); line-height: 1; }

/* ==========================================================================
   Larger screens (mobile first → enhance)
   ========================================================================== */
@media (min-width: 560px) {
  .hero-actions { flex-direction: row; flex-wrap: wrap; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .hero-badges { display: flex; flex-wrap: wrap; }
}

@media (min-width: 900px) {
  :root { --header-h: 76px; }
  body { padding-bottom: 0; }
  .call-bar { display: none; }

  .nav-toggle { display: none; }
  .site-nav {
    display: block !important; position: static; background: none; border: 0; padding: 0; box-shadow: none;
  }
  .site-nav ul { display: flex; align-items: center; gap: 4px; }
  .site-nav a { border: 0; padding: 10px 12px; border-radius: 8px; font-size: .97rem; }
  .site-nav .lang-switch { margin: 0 0 0 8px; padding: 6px 14px; }
  .site-nav .nav-cta {
    background: var(--c-accent); color: var(--c-dark); border-radius: 999px; padding: 10px 18px; margin-left: 8px;
  }
  .site-nav .nav-cta:hover { background: var(--c-accent-dark); color: var(--c-dark); }

  .hero { padding: 96px 0 104px; }
  .section { padding: 88px 0; }
  .cards { grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .about-grid { grid-template-columns: 1.2fr 1fr; align-items: center; gap: 56px; }
  .steps { grid-template-columns: repeat(4, 1fr); }
  .steps li { padding: 76px 22px 22px; }
  .contact-grid { grid-template-columns: 1fr 1fr; gap: 48px; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
}

/* Mobile nav-cta (inside burger menu) */
@media (max-width: 899px) {
  .site-nav .nav-cta { color: var(--c-accent); }
}

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

@media print {
  .site-header, .call-bar, .site-footer, .skip-link { display: none !important; }
  body { padding: 0; }
}