/* CE:ME:T – Mobile-first, modern engineering site */

:root {
  --color-bg: #0a0f1a;
  --color-surface: #111827;
  --color-surface-elevated: #1a2332;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-text: #e8edf5;
  --color-text-muted: #94a3b8;
  --color-accent: #f59e0b;
  --color-accent-hover: #fbbf24;
  --color-primary: #3b82f6;
  --color-primary-dark: #2563eb;
  --font-sans: "DM Sans", system-ui, -apple-system, sans-serif;
  --font-display: "Outfit", var(--font-sans);
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  --header-h: 64px;
  --max-width: 1120px;
  --page-padding: 2rem;
  --transition: 0.25s ease;
}

@media (min-width: 768px) {
  :root {
    --page-padding: 1.25rem;
  }
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-accent-hover);
}

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

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(10, 15, 26, 0.95);
  border-bottom: 1px solid var(--color-border);
}

@media (min-width: 768px) {
  .site-header {
    backdrop-filter: blur(12px);
  }
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}

.logo {
  position: relative;
  z-index: 1001;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: 0.12em;
  color: var(--color-text);
}

.logo span {
  color: var(--color-accent);
  letter-spacing: 0.08em;
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

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

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

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

body.menu-open .site-header {
  z-index: 1100;
  background: #111827;
}

body.menu-open .nav-toggle {
  position: relative;
  z-index: 1101;
}

/* Mobil: Vollbild-Menü (direkt unter body, nicht im Header eingeklammert) */
.main-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  height: 100dvh;
  max-height: 100dvh;
  z-index: 1050;
  background-color: #111827;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.main-nav.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-nav-panel {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: calc(var(--header-h) + 1.25rem) var(--page-padding) 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  min-height: 100%;
  min-height: 100dvh;
  box-sizing: border-box;
}

.mobile-nav-heading {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.main-nav a {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-text);
  padding: 1rem 1.25rem;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--color-text);
  background: rgba(59, 130, 246, 0.15);
  border-color: rgba(59, 130, 246, 0.35);
}

.main-nav .btn-nav {
  background: var(--color-primary) !important;
  color: #fff !important;
  border-color: transparent !important;
  text-align: center;
  margin-top: 0.5rem;
}

.main-nav .btn-nav:hover {
  background: var(--color-primary-dark) !important;
}

@media (min-width: 768px) {
  body.menu-open {
    overflow: auto;
  }

  .nav-toggle {
    display: none;
  }

  .main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: auto;
    height: var(--header-h);
    max-height: none;
    z-index: 1000;
    background: transparent;
    overflow: visible;
    opacity: 1;
    visibility: visible;
    pointer-events: none;
  }

  .mobile-nav-panel {
    pointer-events: none;
    min-height: auto;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--page-padding);
    height: var(--header-h);
    flex-direction: row;
    align-items: center;
    justify-content: flex-end;
    gap: 2rem;
  }

  .main-nav a {
    pointer-events: auto;
  }

  .mobile-nav-heading {
    display: none;
  }

  .main-nav a {
    font-size: 0.9375rem;
    padding: 0;
    background: transparent;
    border: none;
    border-radius: 0;
  }

  .main-nav a:hover,
  .main-nav a:focus-visible {
    color: var(--color-accent);
    background: transparent;
    border-color: transparent;
  }

  .main-nav .btn-nav {
    background: var(--color-primary);
    color: white !important;
    padding: 0.5rem 1.25rem;
    border-radius: 999px;
    margin-top: 0;
  }

  .main-nav .btn-nav:hover {
    background: var(--color-primary-dark);
    color: white !important;
  }
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  padding-top: var(--header-h);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 65% center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 15, 26, 0.92) 0%,
    rgba(10, 15, 26, 0.75) 50%,
    rgba(37, 99, 235, 0.35) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  min-height: calc(100dvh - var(--header-h));
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 3rem var(--page-padding) 4rem;
  padding-left: max(var(--page-padding), env(safe-area-inset-left, 0px));
  padding-right: max(var(--page-padding), env(safe-area-inset-right, 0px));
  box-sizing: border-box;
}

.hero-badge {
  display: inline-block;
  width: fit-content;
  max-width: 100%;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(245, 158, 11, 0.15);
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  margin-bottom: 1.25rem;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3.25rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1rem;
  max-width: 14ch;
}

.hero p {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 36rem;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 2px solid rgba(255, 255, 255, 0.25);
}

.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Sections */
section {
  padding: 4.5rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.section-header p {
  color: var(--color-text-muted);
  max-width: 32rem;
  margin: 0 auto;
}

/* About strip */
.about-strip {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.about-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  aspect-ratio: 4/3;
  border: 1px solid var(--color-border);
  background: var(--color-surface-elevated);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}

.about-text h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.about-text p {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.about-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}

.feature-chip {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
}

.feature-chip svg {
  flex-shrink: 0;
  color: var(--color-accent);
}

/* Services */
.services {
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-surface) 100%);
}

.services-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .service-card--featured {
    grid-column: span 2;
  }
}

.service-card {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(245, 158, 11, 0.25);
}

.service-card-image {
  aspect-ratio: 16/10;
  overflow: hidden;
}

.service-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.service-card:hover .service-card-image img {
  transform: scale(1.05);
}

.service-card-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.service-number {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  line-height: 1.35;
}

.service-card p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  flex: 1;
}

/* CTA banner */
.cta-banner {
  padding: 3rem 0;
}

.cta-inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.5rem;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem var(--page-padding);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: border-color var(--transition);
}

.cta-inner:hover {
  border-color: rgba(245, 158, 11, 0.22);
}

.cta-inner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(245, 158, 11, 0.07) 0%,
    transparent 50%,
    rgba(37, 99, 235, 0.1) 100%
  );
  pointer-events: none;
}

.cta-inner::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--color-accent), rgba(245, 158, 11, 0.25));
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}

@media (min-width: 768px) {
  .cta-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 2.5rem;
    padding: 2.5rem 2.5rem;
  }
}

.cta-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(245, 158, 11, 0.12);
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  border: 1px solid rgba(245, 158, 11, 0.25);
  margin-bottom: 0.85rem;
}

.cta-content {
  position: relative;
  flex: 1;
}

.cta-inner h2 {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
  position: relative;
}

.cta-inner p {
  color: var(--color-text-muted);
  margin-bottom: 0;
  max-width: 34rem;
  position: relative;
}

.cta-action {
  position: relative;
  flex-shrink: 0;
  width: 100%;
}

@media (min-width: 768px) {
  .cta-action {
    width: auto;
  }
}

/* Contact */
.contact-grid {
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 1.2fr;
    align-items: start;
  }
}

.contact-info h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-bottom: 1.25rem;
}

.contact-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.contact-item svg {
  flex-shrink: 0;
  color: var(--color-accent);
  margin-top: 0.15rem;
}

.contact-item strong {
  display: block;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: 0.2rem;
}

.contact-item a,
.contact-item span {
  color: var(--color-text);
  font-size: 1rem;
}

.contact-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
  color: var(--color-text-muted);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: inherit;
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-hint {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 0.75rem;
}

.form-hint a {
  text-decoration: underline;
}

.form-honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

.btn-submit:disabled {
  opacity: 0.7;
  cursor: wait;
}

.sound-toggle,
.phone-float {
  position: fixed;
  bottom: 1.25rem;
  z-index: 900;
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: rgba(17, 24, 39, 0.95);
  color: var(--color-text-muted);
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: color var(--transition), border-color var(--transition), transform var(--transition), background var(--transition);
}

.sound-toggle:hover,
.phone-float:hover {
  color: var(--color-accent);
  border-color: rgba(245, 158, 11, 0.4);
  transform: translateY(-1px);
}

.sound-toggle {
  left: max(1.25rem, env(safe-area-inset-left, 0px));
}

.phone-float {
  right: max(1.25rem, env(safe-area-inset-right, 0px));
  text-decoration: none;
  animation: phone-pulse 2.5s ease-in-out infinite;
}

.phone-float svg {
  animation: phone-wiggle 4s ease-in-out infinite;
}

.phone-float:hover {
  background: rgba(26, 35, 50, 0.98);
  animation: none;
}

.phone-float:hover svg {
  animation: none;
}

@keyframes phone-pulse {
  0%,
  100% {
    box-shadow: var(--shadow), 0 0 0 0 rgba(245, 158, 11, 0.35);
    border-color: var(--color-border);
  }

  50% {
    box-shadow: var(--shadow), 0 0 0 0.5rem rgba(245, 158, 11, 0);
    border-color: rgba(245, 158, 11, 0.35);
  }
}

@keyframes phone-wiggle {
  0%,
  55%,
  100% {
    transform: rotate(0deg);
  }

  60% {
    transform: rotate(-12deg);
  }

  65% {
    transform: rotate(12deg);
  }

  70% {
    transform: rotate(-8deg);
  }

  75% {
    transform: rotate(8deg);
  }

  80% {
    transform: rotate(0deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .phone-float,
  .phone-float svg {
    animation: none;
  }
}

.sound-toggle.is-playing {
  color: var(--color-accent);
  border-color: rgba(245, 158, 11, 0.45);
  background: rgba(26, 35, 50, 0.98);
}

.sound-toggle .icon-sound-on {
  display: none;
}

.sound-toggle.is-playing .icon-sound-off {
  display: none;
}

.sound-toggle.is-playing .icon-sound-on {
  display: block;
}

.form-message {
  padding: 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  display: none;
}

.form-message.is-visible {
  display: block;
}

.form-message--success {
  background: rgba(34, 197, 94, 0.15);
  border: 1px solid rgba(34, 197, 94, 0.4);
  color: #86efac;
}

.form-message--error {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #fca5a5;
}

/* Footer */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 2.5rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer-brand .logo {
  margin-bottom: 0.75rem;
  display: inline-block;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  max-width: 20rem;
}

.footer-col h4 {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 0.5rem;
}

.footer-col a {
  color: var(--color-text);
  font-size: 0.9375rem;
}

.footer-col a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  text-align: center;
}

/* Legal pages */
.legal-page {
  padding-top: calc(var(--header-h) + 2rem);
  padding-bottom: 4rem;
  min-height: 100vh;
}

.legal-page h1 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 2rem;
}

.legal-page h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin: 2rem 0 0.75rem;
  color: var(--color-accent);
}

.legal-page h3 {
  font-size: 1.0625rem;
  margin: 1.5rem 0 0.5rem;
}

.legal-page p,
.legal-page li {
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}

.legal-page ul {
  margin-left: 1.25rem;
  margin-bottom: 1rem;
}

.legal-page a {
  word-break: break-all;
}

/* Impressum owner card */
.owner-section {
  margin: 2.5rem 0;
}

.owner-card {
  display: grid;
  gap: 2rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

@media (min-width: 640px) {
  .owner-card {
    grid-template-columns: 280px 1fr;
  }
}

.owner-photo-wrap {
  position: relative;
  min-height: 320px;
  background: linear-gradient(160deg, var(--color-primary-dark), var(--color-bg));
}

.owner-photo-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(10, 15, 26, 0.6) 0%,
    transparent 40%
  );
  pointer-events: none;
}

.owner-photo {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
  object-position: center top;
}

.owner-info {
  padding: 2rem 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.owner-info .label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.owner-info h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-text) !important;
  margin: 0 0 0.5rem !important;
}

.owner-info .role {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-bottom: 1rem;
}

.owner-info p {
  font-size: 0.9375rem;
  line-height: 1.7;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.back-link:hover {
  color: var(--color-accent);
}