:root {
  --bg: #0b0c10;
  --panel: #111318;
  --text: #e6eaf2;
  --muted: #a8b3c7;
  --brand: #46c2b2;
  --brand-strong: #2aa698;
  --ring: rgba(70, 194, 178, 0.35);
  --card: #151924;
  --border: #222636;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f9fc;
    --panel: #ffffff;
    --text: #0b1424;
    --muted: #445063;
    --brand: #0fa3b1;
    --brand-strong: #0b8f9b;
    --ring: rgba(15, 163, 177, 0.25);
    --card: #ffffff;
    --border: #e6eaf2;
  }
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: radial-gradient(1200px 800px at 10% -10%, rgba(70, 194, 178, 0.08), transparent 60%),
              radial-gradient(1200px 800px at 100% 10%, rgba(99, 102, 241, 0.08), transparent 60%),
              var(--bg);
  line-height: 1.6;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: saturate(140%) blur(8px);
  background: color-mix(in oklab, var(--bg) 65%, transparent);
  border-bottom: 1px solid var(--border);
  z-index: 20;
  padding: 6px 0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  position: relative;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-name { font-weight: 700; letter-spacing: 0.2px; color: var(--text); text-decoration: none; }
.logo { width: 28px; height: 28px; display: grid; place-items: center; font-size: 20px; }

/* Desktop Navigation */
.nav { display: flex; gap: 20px; }
.nav a { color: var(--muted); text-decoration: none; font-weight: 500; padding: 8px 10px; border-radius: 10px; transition: color 0.2s ease; }
.nav a:hover { color: var(--text); }
.contact-link { color: var(--brand); }

/* Hamburger Menu */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: 8px;
  border: none;
  background: transparent;
  width: 40px;
  height: 40px;
  justify-content: center;
  align-items: center;
  gap: 4px;
  border-radius: 8px;
  transition: background 0.2s ease;
}

.hamburger:hover {
  background: color-mix(in oklab, var(--panel) 65%, transparent);
}

.hamburger span {
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s ease;
  transform-origin: center;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 12px 12px;
  padding: 16px 20px;
  display: none;
  flex-direction: column;
  gap: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}

.mobile-menu.active {
  display: flex;
}

.mobile-menu a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
  padding: 12px 16px;
  border-radius: 10px;
  transition: all 0.2s ease;
  display: block;
}

.mobile-menu a:hover {
  color: var(--text);
  background: color-mix(in oklab, var(--card) 65%, transparent);
}

.mobile-menu .contact-link {
  color: var(--brand);
  border: 1px solid var(--brand);
  background: color-mix(in oklab, var(--brand) 10%, transparent);
}

/* Language Selector */
.language-selector {
  position: relative;
  display: flex;
  align-items: center;
}

.language-selector select {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 8px;
  font-size: 14px;
  cursor: pointer;
  outline: none;
  transition: all 0.2s ease;
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 6px center;
  background-repeat: no-repeat;
  background-size: 16px;
  padding-right: 28px;
  min-width: 120px;
}

.language-selector select:hover {
  border-color: var(--brand);
  background-color: color-mix(in oklab, var(--panel) 80%, transparent);
}

.language-selector select:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--ring);
}

.language-selector option {
  background: var(--panel);
  color: var(--text);
  padding: 8px;
}

.hero { padding: 56px 0 24px; }
.hero-carousel .carousel-viewport { background: transparent; border: none; position: relative; z-index: 1; }
.hero-carousel .carousel-slides { padding: 0; }
.hero-carousel .carousel { overflow: visible; }
.hero-carousel .carousel-btn { position: absolute; top: 50%; transform: translateY(-50%); z-index: 2; }
.hero-carousel .carousel-btn.prev { left: -56px; }
.hero-carousel .carousel-btn.next { right: -56px; }
.hero-carousel-inner { grid-template-columns: auto 1fr auto; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 32px;
  align-items: center;
}
.hero-copy h1 {
  font-size: clamp(32px, 4.2vw, 52px);
  line-height: 1.08;
  margin: 0 0 12px;
}
.lead { font-size: 18px; color: var(--muted); margin: 0 0 24px; }
.cta-group { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 8px; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  transition: transform 0.08s ease, background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
  border: 1px solid var(--border);
}
.button:active { transform: translateY(1px); }
.button-primary { background: linear-gradient(180deg, var(--brand), var(--brand-strong)); color: #002b27; border-color: transparent; box-shadow: 0 8px 24px var(--ring); }
.button-primary:hover { filter: brightness(1.05); }
.button-ghost { background: transparent; color: var(--text); }
.button-ghost:hover { background: color-mix(in oklab, var(--panel) 65%, transparent); }

.subtle { color: var(--muted); font-size: 14px; }
.subtle a { color: var(--brand); }

.hero-media { display: flex; justify-content: center; }
.phone-mock {
  width: min(360px, 92%);
  aspect-ratio: 9/19.5;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 14px;
  box-shadow: 0 30px 60px rgba(0,0,0,0.35), inset 0 0 0 1px rgba(255,255,255,0.03);
}
.phone-notch { height: 18px; background: var(--panel); border-radius: 9px; width: 40%; margin: 0 auto 10px; border: 1px solid var(--border); }
.phone-screen { height: calc(100% - 28px); background: var(--card); border-radius: 18px; display: flex; flex-direction: column; overflow: hidden; border: 1px solid var(--border); }
.screen-top { padding: 12px; border-bottom: 1px solid var(--border); display: flex; justify-content: center; }
.pill { background: color-mix(in oklab, var(--brand) 25%, transparent); color: var(--text); padding: 4px 10px; border-radius: 999px; font-size: 12px; }
.list { padding: 8px 8px 0; overflow: hidden auto; display: grid; gap: 6px; flex: 1; }
.list-item { display: grid; grid-template-columns: 22px 1fr auto; align-items: center; gap: 10px; background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 10px; }
.list-item .meta { color: var(--muted); font-size: 12px; }
.input-row { display: grid; grid-template-columns: 1fr 44px; gap: 8px; padding: 10px; border-top: 1px solid var(--border); background: linear-gradient(180deg, color-mix(in oklab, var(--panel) 82%, transparent), var(--panel)); }
.input-row input { background: var(--card); color: var(--text); border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; outline: none; }
.input-row input:focus { box-shadow: 0 0 0 4px var(--ring); border-color: var(--brand); }
.add-btn { background: var(--brand); color: #002b27; font-weight: 800; border: none; border-radius: 10px; cursor: pointer; }
.add-btn:hover { filter: brightness(1.05); }

.features { padding: 48px 0 32px; }
.section-title { font-size: 28px; margin: 0 0 18px; }
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 18px; box-shadow: inset 0 0 0 1px rgba(255,255,255,0.02); }
.card-icon { font-size: 22px; margin-bottom: 8px; }
.card h3 { margin: 0 0 6px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); }

.ad-section { padding: 12px 0; }
.ad-wrap { display: grid; place-items: center; padding: 8px; border-radius: 12px; background: color-mix(in oklab, var(--panel) 70%, transparent); border: 1px solid var(--border); }

.screens { padding: 28px 0 8px; }
.carousel { position: relative; display: grid; grid-template-columns: auto 1fr auto; gap: 8px; align-items: stretch; }
.carousel-viewport { overflow: hidden; border-radius: 16px; border: 1px solid var(--border); background: color-mix(in oklab, var(--panel) 70%, transparent); outline: none; }
.carousel-slides { display: grid; grid-auto-flow: column; grid-auto-columns: 100%; margin: 0; padding: 16px; list-style: none; }
.carousel-slide { display: grid; place-items: center; }
.hero-carousel .carousel-slide { padding: 0 8px; }
.carousel-slide .phone-mock { width: min(360px, 90%); }
.carousel-btn { background: var(--panel); border: 1px solid var(--border); color: var(--text); width: 40px; height: 40px; border-radius: 10px; cursor: pointer; font-size: 22px; display: grid; place-items: center; }
.carousel-btn:hover { background: color-mix(in oklab, var(--panel) 80%, transparent); }
.carousel-dots { display: flex; gap: 8px; justify-content: center; margin-top: 10px; }
.carousel-dots button { width: 8px; height: 8px; background: var(--border); border: none; border-radius: 999px; padding: 0; cursor: pointer; }
.carousel-dots button[aria-selected="true"] { background: var(--brand); }

.cta-band { padding: 36px 0 56px; }
.cta-inner { background: linear-gradient(180deg, color-mix(in oklab, var(--brand) 10%, var(--panel)), var(--panel)); border: 1px solid var(--border); border-radius: 16px; padding: 20px; display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center; }
.cta-text h2 { margin: 0 0 4px; }
.cta-text p { margin: 0; color: var(--muted); }

.site-footer { border-top: 1px solid var(--border); padding: 18px 0; background: color-mix(in oklab, var(--panel) 75%, transparent); }
.footer-inner { display: grid; grid-template-columns: 1fr; gap: 10px; align-items: center; justify-items: center; text-align: center; }
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-nav { display: flex; gap: 12px; }
.footer-nav a { color: var(--muted); text-decoration: none; }
.footer-nav a:hover { color: var(--text); }

.consent-banner { position: fixed; inset: auto 16px 16px 16px; z-index: 50; background: var(--panel); color: var(--text); border: 1px solid var(--border); border-radius: 12px; box-shadow: 0 12px 30px rgba(0,0,0,0.35); padding: 14px; display: none; }
.consent-banner.is-visible { display: grid; }
.consent-inner { display: grid; gap: 10px; grid-template-columns: 1fr auto; align-items: center; }
.consent-text { font-size: 14px; color: var(--muted); }
.consent-actions { display: flex; gap: 8px; }
.consent-actions .button { padding: 10px 12px; }
.consent-actions .button-ghost { border-color: var(--border); }

/* Mobile Responsive Styles */
@media (max-width: 768px) {
  .nav { display: none; }
  .hamburger { display: flex; }
  
  .language-selector {
    order: -1;
    margin-right: 8px;
  }
  
  .language-selector select {
    min-width: 100px;
    font-size: 13px;
    padding: 4px 6px;
    padding-right: 24px;
  }
  
  .hero-grid { grid-template-columns: 1fr; gap: 20px; }
  .hero-copy { text-align: center; }
  .cta-group { justify-content: center; }
  .hero-media { justify-content: center; }
  .hero-carousel .carousel { grid-template-columns: 1fr; }
  .hero-carousel .carousel-viewport { border: none; }
  .hero-carousel .carousel-btn { top: auto; bottom: -18px; transform: none; }
  .hero-carousel .carousel-btn.prev { left: 12px; }
  .hero-carousel .carousel-btn.next { right: 12px; }
  
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr; justify-items: center; text-align: center; }
  
  .cta-inner { grid-template-columns: 1fr; text-align: center; }
}

@media (max-width: 560px) {
  .container { padding: 0 16px; }
  .features-grid { grid-template-columns: 1fr; }
  .carousel-slides { padding: 8px; }
  .carousel-btn { width: 36px; height: 36px; }
  .carousel-dots { margin-top: 6px; }
  .phone-mock { width: 92%; }
}