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

/* ─── Language Switcher ─────────────────────────────────── */
.lang-switcher {
  position: fixed;
  top: 1rem;
  right: 1.5rem;
  z-index: 1000;
  display: flex;
  gap: 0.35rem;
  background: rgba(255,255,255,0.92);
  border: 1px solid rgba(0,0,0,0.10);
  border-radius: 4px;
  padding: 0.3rem 0.5rem;
  backdrop-filter: blur(6px);
  box-shadow: 0 2px 8px rgba(0,0,0,0.10);
}
.lang-switcher a {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--secondary);
  padding: 0.2rem 0.4rem;
  border-radius: 2px;
  transition: color 0.15s, background 0.15s;
}
.lang-switcher a:hover { color: var(--primary); }
.lang-switcher a.active {
  color: var(--primary);
  background: rgba(227,56,41,0.08);
}
.lang-switcher .lang-sep {
  color: #ccc;
  line-height: 1.8;
  font-size: 0.75rem;
  user-select: none;
}

:root {
  --primary: #e33829;
  --secondary: #868b92;
  --dark: #1a1a2e;
  --light: #f8f9fa;
  --white: #ffffff;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: url('images/background.svg') center / cover fixed;
  color: #2d2d2d;
  line-height: 1.6;
}

/* ─── Utilities ─────────────────────────────────────────── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }

.tag {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.3rem 0.85rem;
  border-radius: 2px;
  margin-bottom: 1rem;
}

.btn {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  padding: 0.9rem 2.2rem;
  border-radius: 3px;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  transition: opacity 0.2s, transform 0.2s;
}
.btn:hover { opacity: 0.88; transform: translateY(-1px); }

.section-pad { padding: 5.5rem 0; }

.section-white   { background: rgba(255, 255, 255, 0.97); }
.section-light   { background: rgba(248, 249, 250, 0.97); }
.section-dark    { background: rgba(22, 24, 36, 0.97); color: #fff; }

.section-header { margin-bottom: 3rem; }
.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 0.5rem;
}

/* ─── Hero ──────────────────────────────────────────────── */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
#hero::before {
  content: '';
  position: absolute; inset: 0;
  background: rgba(255, 255, 255, 0.88);
}
#hero .container {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding-top: 5rem;
  padding-bottom: 5rem;
}
.hero-brand {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: 0.6rem;
}
#hero h1 {
  font-size: clamp(2.8rem, 5.5vw, 4.2rem);
  font-weight: 900;
  line-height: 1.05;
  color: #141414;
  margin-bottom: 0.4rem;
}
#hero h1 span { color: var(--primary); }
.hero-sub {
  font-size: 0.95rem;
  color: var(--secondary);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 2rem;
}
.hero-divider {
  width: 3.5rem; height: 4px;
  background: var(--primary);
  margin-bottom: 2rem;
}
.hero-teaser-title {
  font-size: clamp(1.3rem, 2.2vw, 1.8rem);
  font-weight: 800;
  color: #1a1a1a;
  margin-bottom: 0.6rem;
}
.hero-teaser-sub {
  font-size: 1.05rem;
  color: #555;
  margin-bottom: 2.5rem;
  max-width: 38ch;
}
.hero-image-wrap { position: relative; }
.hero-image-wrap img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  border-radius: 5px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.16);
  display: block;
}
.hero-badge {
  position: absolute;
  bottom: -1.5rem; left: -1.5rem;
  background: var(--primary);
  color: #fff;
  padding: 1.1rem 1.6rem;
  border-radius: 4px;
  font-weight: 700;
  font-size: 0.88rem;
  line-height: 1.5;
  box-shadow: 0 8px 28px rgba(227, 56, 41, 0.38);
}

/* ─── Problem ───────────────────────────────────────────── */
#problem .img-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}
#problem .img-pair img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: 5px;
}
.problem-body {
  font-size: 1.05rem;
  color: #444;
  max-width: 72ch;
  margin-bottom: 2.5rem;
}
.risks-card {
  background: #fff5f4;
  border-left: 4px solid var(--primary);
  border-radius: 4px;
  padding: 2rem 2.5rem;
  margin-bottom: 3rem;
}
.risks-card h3 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.1rem;
}
.risks-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}
.risks-list li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.95rem;
  color: #444;
}
.risks-list li::before {
  content: '';
  width: 8px; height: 8px;
  background: var(--primary);
  border-radius: 50%;
  flex-shrink: 0;
}

/* Solution subsection */
.solution-box {
  background: #f4f5f7;
  border-radius: 8px;
  padding: 3rem;
}
.solution-box h3 {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 800;
  color: #1a1a1a;
  margin-bottom: 0.4rem;
}
.solution-box .sub {
  font-size: 1rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 2rem;
}
.solution-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 0.5rem;
}
.solution-images img {
  width: 100%;
  height: 230px;
  object-fit: cover;
  border-radius: 4px;
}
.img-caption {
  font-size: 0.8rem;
  color: var(--secondary);
  font-style: italic;
  margin-bottom: 1.75rem;
}
.solution-box p { font-size: 1rem; color: #444; margin-bottom: 2rem; max-width: 60ch; }

/* ─── Your Solution ─────────────────────────────────────── */
#your-solution {
  position: relative;
  overflow: hidden;
}
#your-solution .bg-layer {
  position: absolute; inset: 0;
  background: url('images/camera_position_2.jpg') center / cover no-repeat;
  filter: brightness(0.22);
}
#your-solution .container { position: relative; z-index: 1; }
#your-solution .two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
#your-solution .section-header h2 { color: #fff; }
.solution-lead {
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.03rem;
  margin-bottom: 2.5rem;
  max-width: 50ch;
}
.solution-bullets { list-style: none; margin-bottom: 3rem; }
.solution-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.9);
  font-size: 1rem;
}
.solution-bullets li::before {
  content: '→';
  color: var(--primary);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 0.05rem;
}
.features-card {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 6px;
  padding: 2.5rem;
  backdrop-filter: blur(6px);
}
.features-card h3 {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 1.5rem;
}
.features-list { list-style: none; }
.features-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.95rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.features-list li:last-child { border-bottom: none; }
.features-list li::before { content: '✓'; color: var(--primary); font-weight: 700; flex-shrink: 0; }

/* ─── Technology ────────────────────────────────────────── */
#technology .section-header { text-align: center; }
#technology .section-header h2 { color: #1a1a1a; }
#technology .section-header .sub-label {
  font-size: 1rem;
  color: var(--secondary);
  font-style: italic;
}
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.tech-card {
  background: #fff;
  border-radius: 6px;
  padding: 2.5rem 2rem;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.07);
  border-top: 3px solid var(--primary);
  text-align: center;
  transition: transform 0.25s, box-shadow 0.25s;
}
.tech-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.11);
}
.tech-card .icon-wrap {
  width: 62px; height: 62px;
  margin: 0 auto 1.5rem;
}
.tech-card .icon-wrap img {
  width: 100%; height: 100%;
  object-fit: contain;
}
.tech-card p { font-size: 0.95rem; color: #555; line-height: 1.65; }

/* ─── More Safety ───────────────────────────────────────── */
#more-safety .thermal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 0.6rem;
}
#more-safety .thermal-grid img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: 6px;
}
#more-safety .safety-body {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: center;
  margin-top: 3rem;
}
#more-safety .safety-text p {
  font-size: 1.05rem;
  color: #444;
}
.price-badge {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  padding: 1.2rem 2.2rem;
  border-radius: 5px;
  font-weight: 800;
  font-size: 1.05rem;
  white-space: nowrap;
  box-shadow: 0 8px 28px rgba(227, 56, 41, 0.3);
}

/* ─── Subscription ──────────────────────────────────────── */
#subscription .section-header { text-align: center; }
#subscription .section-header h2 { color: #fff; }
#subscription .intro-text {
  text-align: center;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.05rem;
  max-width: 64ch;
  margin: 0 auto 3rem;
}
.sub-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.sub-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 6px;
  padding: 2rem;
  transition: background 0.25s;
}
.sub-card:hover { background: rgba(255, 255, 255, 0.1); }
.sub-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.65rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.sub-card h3::before { content: '→'; }
.sub-card p { font-size: 0.92rem; color: rgba(255, 255, 255, 0.72); line-height: 1.65; }

/* ─── Contact ───────────────────────────────────────────── */
#contact .section-header { text-align: center; }
#contact .section-header h2 { color: #1a1a1a; }
.contact-intro {
  text-align: center;
  color: #555;
  font-size: 1.05rem;
  max-width: 52ch;
  margin: 0 auto 3rem;
}
.contact-card {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 8px 48px rgba(0, 0, 0, 0.1);
  padding: 3.5rem;
  max-width: 480px;
  margin: 0 auto;
  text-align: center;
}
.contact-avatar {
  width: 76px; height: 76px;
  background: var(--primary);
  border-radius: 50%;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: #fff;
  font-weight: 800;
  letter-spacing: 0.05em;
}
.contact-card h3 {
  font-size: 1.3rem;
  font-weight: 800;
  color: #1a1a1a;
  margin-bottom: 2rem;
}
.contact-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 0.9rem 0;
  border-top: 1px solid #f0f0f0;
  font-size: 0.95rem;
  color: #444;
}
.contact-label {
  font-weight: 600;
  color: #1a1a1a;
  min-width: 3.5rem;
  text-align: right;
}
.contact-item a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
}
.contact-item a:hover { text-decoration: underline; }

/* ─── Footer ────────────────────────────────────────────── */
footer {
  background: #111;
  color: rgba(255, 255, 255, 0.45);
  text-align: center;
  padding: 2rem;
  font-size: 0.84rem;
}
footer span { color: var(--primary); }

/* ─── Responsive ────────────────────────────────────────── */
@media (max-width: 900px) {
  #hero .container         { grid-template-columns: 1fr; }
  .hero-image-wrap         { display: none; }
  #problem .img-pair       { grid-template-columns: 1fr; }
  .solution-images         { grid-template-columns: 1fr; }
  .risks-list              { grid-template-columns: 1fr; }
  #your-solution .two-col  { grid-template-columns: 1fr; gap: 3rem; }
  .tech-grid               { grid-template-columns: 1fr; }
  #more-safety .thermal-grid  { grid-template-columns: 1fr; }
  #more-safety .safety-body   { grid-template-columns: 1fr; gap: 2rem; }
  .sub-grid                { grid-template-columns: 1fr; }
}