/* ============================================================
   LMC Tech – style.css
   ============================================================ */

/* ===========================
   Design Tokens
   =========================== */
:root {
  --bg:           #ffffff;
  --bg-subtle:    #f9fafb;
  --bg-dark:      #0f172a;
  --text:         #111827;
  --text-muted:   #6b7280;
  --accent:       #1e3a8a;
  --accent-hover: #1d4ed8;
  --border:       #e5e7eb;

  --font: Inter, 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --max-w: 1080px;
  --nav-h: 64px;
  --radius: 10px;
  --t-fast: 150ms ease;
  --t-mid:  250ms ease;
}

/* ===========================
   Reset
   =========================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  color-scheme: light;
}

body {
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ===========================
   Layout Helper
   =========================== */
.container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

/* Offset anchor links below fixed nav */
[id] {
  scroll-margin-top: calc(var(--nav-h) + 1.5rem);
}

/* ===========================
   Navigation
   =========================== */
.nav-header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 200;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav-container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1.125rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--accent);
  text-decoration: none;
  transition: opacity var(--t-fast);
}
.nav-logo:hover        { opacity: 0.75; }
.nav-logo:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: 3px;
}

.nav-menu {
  list-style: none;
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--t-fast);
}
.nav-link:hover        { color: var(--text); }
.nav-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: 3px;
}

/* Hamburger button */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 6px;
  touch-action: manipulation;
  transition: background var(--t-fast);
}
.nav-toggle:hover { background: var(--bg-subtle); }
.nav-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--t-mid), opacity var(--t-mid);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===========================
   Hero
   =========================== */
.section-hero {
  padding-block: clamp(4rem, 10vw, 6.5rem);
  padding-block-start: calc(var(--nav-h) + clamp(3rem, 8vw, 5.5rem));
  background: var(--bg);
}

.section-hero .container {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.125rem;
}

.hero-title {
  font-size: clamp(2.75rem, 7vw, 4.25rem);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 1.05;
  color: var(--accent);
  text-wrap: balance;
}

.hero-claim {
  font-size: clamp(1.125rem, 2.5vw, 1.375rem);
  font-weight: 500;
  color: var(--text);
  text-wrap: balance;
}

.hero-subtitle {
  font-size: 1.0625rem;
  color: var(--text-muted);
  max-width: 54ch;
  text-wrap: pretty;
}

.btn-primary {
  display: inline-block;
  margin-block-start: 0.375rem;
  padding: 0.75rem 1.875rem;
  background: var(--accent);
  color: #fff;
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 8px;
  touch-action: manipulation;
  transition: background var(--t-fast), transform var(--t-fast);
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}
.btn-primary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ===========================
   Shared Section
   =========================== */
.section {
  padding-block: clamp(3.5rem, 8vw, 5.5rem);
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-block-end: 1.625rem;
  text-wrap: balance;
}

/* ===========================
   About
   =========================== */
.section-about {
  background: var(--bg-subtle);
  border-block: 1px solid var(--border);
}

.about-text {
  font-size: 1.0625rem;
  color: var(--text-muted);
  max-width: 64ch;
  text-wrap: pretty;
}
.about-text + .about-text {
  margin-block-start: 0.875rem;
}

.trust-badges {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-block-start: 2rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.875rem;
  background: #eff6ff;
  color: #1d4ed8;
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: 20px;
  border: 1px solid #bfdbfe;
}

/* ===========================
   Project
   =========================== */
.section-project {
  background: var(--bg);
}

.project-card {
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: clamp(1.5rem, 4vw, 2.25rem);
  max-width: 660px;
}

.project-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-block-end: 0.875rem;
}

.project-name {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--text);
  text-wrap: balance;
}

.project-status {
  display: inline-block;
  padding: 0.2rem 0.75rem;
  background: #fef9c3;
  color: #854d0e;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 20px;
  border: 1px solid #fde68a;
  white-space: nowrap;
}

.project-description {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin-block-end: 1.25rem;
  text-wrap: pretty;
}

.project-features {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.project-features li {
  font-size: 0.875rem;
  color: var(--text-muted);
  padding: 0.25rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
}

/* ===========================
   Services
   =========================== */
.section-services {
  background: var(--bg-subtle);
  border-block: 1px solid var(--border);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.service-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.service-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-block-end: 0.5rem;
  text-wrap: balance;
}

.service-text {
  font-size: 0.9375rem;
  color: var(--text-muted);
  text-wrap: pretty;
}

/* ===========================
   Contact
   =========================== */
.section-contact {
  background: var(--bg);
}

.contact-text {
  font-size: 1.0625rem;
  color: var(--text-muted);
  max-width: 52ch;
  margin-block-end: 1.5rem;
  text-wrap: pretty;
}

.contact-email {
  display: inline-block;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color var(--t-fast), border-color var(--t-fast);
}
.contact-email:hover {
  color: var(--accent-hover);
  border-color: var(--accent-hover);
}
.contact-email:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: 3px;
}

/* ===========================
   Impressum
   =========================== */
.section-impressum {
  background: var(--bg-subtle);
  border-block-start: 1px solid var(--border);
}

.impressum-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2.25rem;
}

.impressum-block h3 {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  margin-block-end: 0.75rem;
}

.impressum-block p {
  font-size: 0.9375rem;
  color: var(--text);
  line-height: 1.75;
  text-wrap: pretty;
}

.impressum-block a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--t-fast);
}
.impressum-block a:hover       { color: var(--accent-hover); text-decoration: underline; }
.impressum-block a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ===========================
   Footer
   =========================== */
.footer {
  padding-block: 2rem;
  background: var(--bg-dark);
  color: #9ca3af;
}

.footer .container {
  display: flex;
  justify-content: center;
}

.footer p {
  font-size: 0.875rem;
}

.footer-link {
  color: #9ca3af;
  text-decoration: none;
  transition: color var(--t-fast);
}
.footer-link:hover { color: #f9fafb; }
.footer-link:focus-visible {
  outline: 2px solid #f9fafb;
  outline-offset: 2px;
  border-radius: 2px;
}

/* ===========================
   Responsive – Mobile
   =========================== */
@media (max-width: 700px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    inset-block-start: var(--nav-h);
    inset-inline: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding-block: 0.375rem;
    display: none;
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
  }
  .nav-menu.is-open { display: flex; }

  .nav-link {
    display: block;
    padding: 0.9rem 1.5rem;
    font-size: 1rem;
  }
}

/* ===========================
   Reduced Motion
   =========================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

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