/* ============================================================
   Devenlia – Main Stylesheet
   ============================================================ */

:root {
  --bg:        #0a0b0d;
  --bg2:       #0f1114;
  --bg3:       #141619;
  --surface:   #1a1d22;
  --border:    #242830;
  --accent:    #A31621;
  --accent2:   #c41e2a;
  --accent-dim:#7d1019;
  --text:      #e8eaf0;
  --text-mid:  #8c9098;
  --text-dim:  #4a4f5a;
  --red:       #ff4757;
  --font-head: 'Syne', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-body: 'Inter', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── NOISE OVERLAY ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 3rem;
  background: rgba(10, 11, 13, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  text-decoration: none;
  display: flex;
  align-items: center;
  height: 90px;
}

.nav-logo img {
  height: 90px;
  width: auto;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-mid);
  text-decoration: none;
  font-size: 0.875rem;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  transition: color 0.2s;
}

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

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.2rem;
  cursor: pointer;
}

.lang-btn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  border: none;
  background: transparent;
  color: var(--text-mid);
  cursor: pointer;
  transition: all 0.2s;
}

.lang-btn.active {
  background: var(--accent);
  color: #fff;
  font-weight: 500;
}

/* ── HAMBURGER MENU ── */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  z-index: 101;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-mid);
  border-radius: 2px;
  transition: all 0.3s ease;
  transform-origin: center;
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
  background: var(--accent);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
  background: var(--accent);
}

/* Mobile Nav Overlay */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 99;
  background: rgba(10, 11, 13, 0.97);
  backdrop-filter: blur(16px);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.mobile-nav.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.mobile-nav ul a {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-mid);
  text-decoration: none;
  letter-spacing: -0.03em;
  transition: color 0.2s;
}

.mobile-nav ul a:hover { color: var(--accent); }

.mobile-nav .lang-toggle {
  margin-top: 1rem;
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8rem 3rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(163,22,33,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(163,22,33,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 40%, transparent 100%);
}

.hero-glow {
  position: absolute;
  top: 20%;
  right: 10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(163,22,33,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-glow2 {
  position: absolute;
  bottom: 10%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(163,22,33,0.05) 0%, transparent 70%);
  pointer-events: none;
}

.hero-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.2s forwards;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hero-tag::before {
  content: '';
  display: inline-block;
  width: 30px;
  height: 1px;
  background: var(--accent);
}

.hero-title {
  font-family: var(--font-head);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.35s forwards;
}

.hero-title .line-accent {
  color: var(--accent);
  display: block;
}

.hero-title .line-dim {
  color: var(--text-dim);
  display: block;
}

.hero-desc {
  max-width: 520px;
  color: var(--text-mid);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 3rem;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.5s forwards;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.65s forwards;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  border: none;
  border-radius: 6px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 0.02em;
}

.btn-primary:hover {
  background: #c41e2a;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(163,22,33,0.4);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  background: transparent;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 0.02em;
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.hero-stats {
  display: flex;
  gap: 3rem;
  margin-top: 5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  opacity: 0;
  animation: fadeUp 0.8s ease 0.8s forwards;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.stat-num {
  font-family: var(--font-head);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.03em;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ── SECTIONS ── */
section {
  padding: 6rem 3rem;
  position: relative;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-tag::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 1px;
  background: var(--accent);
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.section-title em {
  font-style: normal;
  color: var(--accent);
}

/* ── SERVICES ── */
#services {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.services-header {
  max-width: 600px;
  margin-bottom: 4rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.service-card {
  background: var(--bg2);
  padding: 2.5rem;
  transition: background 0.3s;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  opacity: 0;
  transition: opacity 0.3s;
}

.service-card:hover { background: var(--bg3); }

.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
  background: var(--surface);
  transition: border-color 0.3s, box-shadow 0.3s;
}

.service-card:hover .service-icon {
  border-color: var(--accent);
  box-shadow: 0 0 20px rgba(163,22,33,0.2);
}

.service-title {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.service-desc {
  color: var(--text-mid);
  font-size: 0.9rem;
  line-height: 1.65;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.25rem 0.6rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-dim);
  letter-spacing: 0.03em;
}

/* ── PRODUCT ── */
#product {
  border-bottom: 1px solid var(--border);
}

.product-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.product-visual {
  position: relative;
}

.product-window {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 40px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.03);
}

.window-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--bg3);
  border-bottom: 1px solid var(--border);
}

.window-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.window-dot.red    { background: #ff5f57; }
.window-dot.yellow { background: #febc2e; }
.window-dot.green  { background: #28c840; }

.window-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-left: 0.5rem;
}

.window-body {
  padding: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.8;
}

.code-line { display: flex; gap: 1rem; }
.code-num  { color: var(--text-dim); user-select: none; min-width: 1.5rem; text-align: right; }
.code-kw   { color: #ff79c6; }
.code-fn   { color: #50fa7b; }
.code-str  { color: #f1fa8c; }
.code-cm   { color: #6272a4; }
.code-ty   { color: var(--accent); }
.code-op   { color: var(--text-mid); }

.product-badge {
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #28c840;
  animation: pulse-dot 2s ease-in-out infinite;
}

.badge-text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-mid);
}

.badge-text strong {
  display: block;
  color: var(--text);
  font-size: 0.8rem;
}

.product-content h2 {
  margin-bottom: 1rem;
}

.product-subtitle {
  color: var(--text-mid);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-bottom: 2.5rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-mid);
}

.feature-list li::before {
  content: '→';
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  margin-top: 0.15rem;
  flex-shrink: 0;
}

.stack-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}

.stack-chip {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.3rem 0.75rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--accent);
}

/* ── ABOUT ── */
#about {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.about-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 5rem;
  align-items: start;
}

.about-content p {
  color: var(--text-mid);
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: 1.25rem;
}

.about-content p strong {
  color: var(--text);
}

.cert-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
}

.cert-icon { font-size: 1.5rem; }

.cert-text {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-mid);
}

.cert-text strong {
  display: block;
  color: var(--text);
  font-size: 0.82rem;
  margin-bottom: 0.15rem;
}

.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.skill-group {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
}

.skill-group-title {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.skill-items {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.skill-item {
  font-size: 0.82rem;
  color: var(--text-mid);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.skill-item::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* ── CONTACT ── */
#contact {
  text-align: center;
  padding: 7rem 3rem;
}

.contact-wrapper {
  max-width: 600px;
  margin: 0 auto;
}

.contact-wrapper .section-tag {
  justify-content: center;
}

.contact-wrapper .section-tag::before {
  display: none;
}

.contact-desc {
  color: var(--text-mid);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 3rem;
}

.contact-links {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-mid);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  transition: all 0.2s;
}

.contact-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(163,22,33,0.06);
  transform: translateY(-2px);
}

.contact-link svg {
  flex-shrink: 0;
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-logo {
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--text-dim);
  letter-spacing: -0.02em;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
}

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

/* ── LEGAL PAGES (Impressum / Datenschutz) ── */
.legal-page {
  min-height: 100vh;
  padding: 8rem 3rem 6rem;
  max-width: 800px;
  margin: 0 auto;
}

.legal-page h1 {
  font-family: var(--font-head);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  margin-bottom: 3rem;
}

.legal-page h2 {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
  color: var(--text);
}

.legal-page p,
.legal-page li {
  color: var(--text-mid);
  font-size: 0.92rem;
  line-height: 1.75;
  margin-bottom: 0.75rem;
}

.legal-page ul {
  padding-left: 1.25rem;
  margin-bottom: 0.75rem;
}

.legal-page a {
  color: var(--accent);
  text-decoration: none;
}

.legal-page a:hover {
  text-decoration: underline;
}

.legal-placeholder {
  display: inline-block;
  background: rgba(163,22,33,0.12);
  border: 1px dashed var(--accent-dim);
  border-radius: 4px;
  padding: 0.1rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent);
}

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-dim); }

/* ── HIDDEN LANG CONTENT ── */
[data-de], [data-en] { display: none; }
.lang-de [data-de],
.lang-en [data-en] { display: block; }
span[data-de], span[data-en] { display: none; }
.lang-de span[data-de],
.lang-en span[data-en] { display: inline; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  nav { padding: 1rem 1.5rem; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .mobile-nav { display: flex; }
  .hero { padding: 7rem 1.5rem 3rem; }
  section { padding: 4rem 1.5rem; }
  .product-layout,
  .about-layout { grid-template-columns: 1fr; gap: 3rem; }
  .product-badge { display: none; }
  .hero-stats { gap: 2rem; }
  footer { flex-direction: column; gap: 1rem; text-align: center; }
  .legal-page { padding: 7rem 1.5rem 4rem; }
}

@media (max-width: 480px) {
  .hero-stats { flex-direction: column; gap: 1.5rem; }
  .skills-grid { grid-template-columns: 1fr; }
  .contact-links { flex-direction: column; align-items: center; }
}

/* ── COOKIE INFO BANNER ── */
.cookie-banner {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%) translateY(calc(100% + 2rem));
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  max-width: 680px;
  width: calc(100% - 3rem);
  padding: 1rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  opacity: 0;
  transition: transform 0.4s ease, opacity 0.4s ease;
}

.cookie-banner--visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.cookie-banner__text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-mid);
  line-height: 1.6;
  flex: 1;
}

.cookie-banner__text a {
  color: var(--accent);
  text-decoration: none;
}

.cookie-banner__text a:hover {
  text-decoration: underline;
}

.cookie-banner__btn {
  flex-shrink: 0;
  padding: 0.5rem 1.1rem;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s;
  white-space: nowrap;
}

.cookie-banner__btn:hover {
  background: var(--accent2);
}

@media (max-width: 600px) {
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    bottom: 1rem;
  }
}