:root {
  --bg: #0b1020;
  --surface: #111735;
  --text: #e9edf6;
  --muted: #a5b0c8;
  --brand: #5b8cff;
  --brand-2: #7ec8ff;
  --card: #151b3d;
  --ring: #2a356a;
}

* { 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", "Segoe UI Symbol";
  color: var(--text);
  background: radial-gradient(1200px 800px at 70% -10%, #1b2250 0%, #0b1020 45%), var(--bg);
  line-height: 1.6;
}

.container {
  width: min(1100px, 92vw);
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(11,16,32,0.7);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #1a2147;
}
.nav { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; gap: 12px; }
.brand { color: var(--text); font-weight: 700; text-decoration: none; letter-spacing: 0.2px; margin-right: 12px; }
.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand-logo { width: 44px; height: 44px; display: inline-block; border-radius: 6px; }
.menu { display: flex; gap: 18px; align-items: center; }
.menu a:first-child { margin-left: 12px; }
.menu a { color: var(--text); text-decoration: none; opacity: 0.9; }
.menu a:hover { opacity: 1; }
.nav-toggle { display:none; }
.lang-switcher { display: inline-flex; align-items: center; gap: 8px; margin: 0; padding: 0 8px; color: var(--muted); font-size: 13px; border-left: 1px solid rgba(255,255,255,0.08); }
.lang-switcher label { display: inline-flex; align-items: center; gap: 4px; cursor: pointer; }
.lang-switcher input[type="radio"] { accent-color: var(--brand); cursor: pointer; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 10px 16px; border-radius: 10px; text-decoration: none; font-weight: 600; border: 1px solid transparent; }
.btn-primary { background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #0b1020; }
.btn-primary:hover { filter: brightness(1.05); }
.btn-secondary { color: var(--text); border-color: var(--ring); background: #0f1530; }
.btn-secondary:hover { border-color: var(--brand); }

/* Hero */
.hero { padding: 56px 0 24px; }
.hero-inner { text-align: center; padding: 24px 0; }
.hero h1 { font-size: clamp(28px, 5vw, 44px); line-height: 1.15; margin: 0 0 10px; }
.lead { color: var(--muted); font-size: 18px; max-width: 760px; margin: 0 auto; }
.hero-support { margin-top: 14px; max-width: 680px; margin-left: auto; margin-right: auto; }
.cta { margin-top: 22px; display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* Sections */
.section { padding: 56px 0; }
.section-alt { background: linear-gradient(0deg, rgba(21,27,61,0.5), rgba(21,27,61,0.5)); border-top: 1px solid #1a2147; border-bottom: 1px solid #1a2147; }
.section h2 { font-size: 28px; margin: 0 0 18px; }

/* Assurance band */
.assurance-band { padding: 40px 0 56px; border-top: 1px solid #1a2147; border-bottom: 1px solid #1a2147; background: linear-gradient(135deg, rgba(91,140,255,0.14), rgba(14,21,46,0.6)); position: relative; overflow: hidden; }
.assurance-band::after { content: ''; position: absolute; inset: -180px; background: radial-gradient(circle at top right, rgba(126,200,255,0.12), transparent 55%), radial-gradient(circle at bottom left, rgba(91,140,255,0.12), transparent 60%); pointer-events: none; }
.assurance { display: flex; flex-direction: column; gap: 28px; align-items: stretch; position: relative; z-index: 1; }
.signature-display { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 36px 0 18px; overflow: hidden; }
.signature-logo { position: relative; display: inline-flex; gap: 8px; padding: 18px 22px; border-radius: 22px; background: rgba(10,16,36,0.55); box-shadow: inset 0 0 0 1px rgba(91,140,255,0.28), 0 20px 50px rgba(8,12,28,0.45); }
.signature-logo::before { content: ''; position: absolute; inset: -40px; background: radial-gradient(circle at center, rgba(126,200,255,0.35), rgba(12,18,38,0)); filter: blur(10px); opacity: 0.9; animation: assuranceGlow 7s ease-in-out infinite; }
.signature-ring,
.signature-ring.second { position: absolute; border-radius: 50%; border: 1px solid rgba(126,200,255,0.25); inset: -38px; animation: assuranceOrbit 18s linear infinite; }
.signature-ring.second { inset: -56px; border-color: rgba(91,140,255,0.18); animation-duration: 24s; }
.logo-letter { font-size: clamp(42px, 9vw, 76px); font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(227,234,255,0.92); opacity: 0; transform: translateY(18px) scale(0.96); animation: letterReveal 1.2s cubic-bezier(0.4,0,0.2,1) forwards; animation-delay: calc(0.12s * var(--i)); position: relative; z-index: 1; }
.logo-letter::after { content: ''; position: absolute; left: -6px; right: -6px; bottom: -8px; height: 2px; background: linear-gradient(90deg, rgba(91,140,255,0.4), rgba(126,200,255,0), rgba(91,140,255,0.4)); opacity: 0; transform-origin: left center; animation: letterUnderline 1.2s ease forwards; animation-delay: calc(0.12s * var(--i) + 0.6s); }
.signature-baseline {
  --marquee-gap: 48px;
  margin-top: 22px;
  display: block;
  overflow: hidden;
  font-size: 14px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: rgba(203,216,255,0.82);
  position: relative;
  -webkit-mask-image: linear-gradient(90deg, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 15%, rgba(0,0,0,1) 85%, rgba(0,0,0,0) 100%);
  mask-image: linear-gradient(90deg, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 15%, rgba(0,0,0,1) 85%, rgba(0,0,0,0) 100%);
}
.signature-track {
  display: inline-flex;
  align-items: center;
  animation: baselineSlide 16s linear infinite;
}
.signature-track > span {
  flex: 0 0 auto;
  padding-right: var(--marquee-gap);
  white-space: nowrap;
}
.signature-track > span:last-child { padding-right: 0; }
.assurance-panels { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; padding-top: 16px; }
.assurance-panel { background: rgba(12,18,38,0.88); border: 1px solid rgba(91,140,255,0.3); border-radius: 16px; padding: 20px; position: relative; overflow: hidden; box-shadow: 0 18px 40px rgba(6,10,26,0.4); }
.assurance-panel::before { content: ''; position: absolute; inset: 0; background: linear-gradient(140deg, rgba(126,200,255,0.16), rgba(12,18,38,0)); opacity: 0; transition: opacity 0.4s ease; }
.assurance-panel::after { content: ''; position: absolute; inset: -40% -60% auto auto; height: 140%; width: 40%; background: linear-gradient(90deg, rgba(91,140,255,0.8), rgba(126,200,255,0)); transform: translateX(-120%); transition: transform 0.6s cubic-bezier(0.4,0,0.2,1); opacity: 0.4; }
.assurance-panel:hover::before { opacity: 1; }
.assurance-panel:hover::after { transform: translateX(120%); }
.assurance-panel-title { font-size: 18px; font-weight: 600; display: block; margin-bottom: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(227,234,255,0.92); }
.assurance-panel-desc { margin: 0; color: var(--muted); line-height: 1.6; font-size: 15px; }

@keyframes assuranceGlow {
  0%, 100% { transform: scale(1); opacity: 0.9; }
  50% { transform: scale(1.08); opacity: 1; }
}

@keyframes assuranceOrbit {
  0% { transform: rotate(0deg); opacity: 0.55; }
  50% { opacity: 0.9; }
  100% { transform: rotate(360deg); opacity: 0.55; }
}

@keyframes letterReveal {
  0% { opacity: 0; transform: translateY(18px) scale(0.96); filter: blur(6px); }
  60% { opacity: 1; filter: blur(0); }
  100% { opacity: 1; transform: translateY(0) scale(1); filter: blur(0); }
}

@keyframes letterUnderline {
  0% { opacity: 0; transform: scaleX(0); }
  100% { opacity: 1; transform: scaleX(1); }
}

@keyframes baselineSlide {
  0% { transform: translateX(0); }
  100% { transform: translateX(calc(-50% - var(--marquee-gap) / 2)); }
}

@media (max-width: 800px) {
  .menu { display: none; position: absolute; right: 16px; top: 56px; background: var(--surface); border: 1px solid #1a2147; padding: 10px; border-radius: 12px; flex-direction: column; }
  .menu a { padding: 6px 10px; border-radius: 8px; }
  .menu.open { display: flex; }
  .nav-toggle { display: inline-flex; background: var(--surface); color: var(--text); border: 1px solid var(--ring); border-radius: 10px; padding: 8px 12px; cursor: pointer; }
  .lang-switcher { border-left: none; padding: 6px 10px; gap: 10px; }
  .signature-logo { gap: 4px; }
  .logo-letter { font-size: clamp(34px, 14vw, 60px); letter-spacing: 0.08em; }
  .signature-baseline { --marquee-gap: 32px; font-size: 12px; letter-spacing: 0.24em; }
  .signature-track { animation-duration: 14s; }
  .assurance-panels { grid-template-columns: 1fr; }
  .signature-ring,
  .signature-ring.second { display: none; }
}

/* Cards */
.grid { display: grid; gap: 16px; }
.features { grid-template-columns: repeat( auto-fit, minmax(220px, 1fr) ); }
.card { background: var(--card); border: 1px solid #1a2147; padding: 16px; border-radius: 14px; }
.card .icon { font-size: 22px; }
.card .icon-img { width: 28px; height: 28px; display: block; margin-bottom: 6px; }
.card h3 { margin: 8px 0 6px; font-size: 18px; }
.card p { color: var(--muted); margin: 0; }
/* Feature icons are provided via .icon-img in markup */

/* Gallery */
.gallery { grid-template-columns: repeat( auto-fit, minmax(240px, 1fr) ); }
.gallery-item { padding: 0; border: none; background: transparent; cursor: zoom-in; border-radius: 12px; overflow: hidden; border: 1px solid #1a2147; }
.gallery-item img { display: block; width: 100%; height: auto; transition: transform .25s ease; }
.gallery-item:hover img { transform: scale(1.02); }

/* Steps */
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; padding-left: 0; list-style: none; }
.steps li { background: var(--card); border: 1px solid #1a2147; padding: 14px 14px 14px 44px; border-radius: 12px; position: relative; color: var(--muted); }
.steps li::before { counter-increment: step; content: counter(step); position: absolute; left: 12px; top: 12px; width: 24px; height: 24px; border-radius: 50%; background: var(--brand); color: #0b1020; display: grid; place-items: center; font-weight: 700; }

/* Lightbox */
.lightbox { position: fixed; inset: 0; background: rgba(6,10,26,0.9); display: none; align-items: center; justify-content: center; padding: 20px; }
.lightbox.open { display: flex; }
.lightbox-img { max-width: 92vw; max-height: 86vh; border-radius: 12px; border: 1px solid #1a2147; box-shadow: 0 20px 60px rgba(0,0,0,0.45); }
.lightbox-close { position: fixed; top: 14px; right: 14px; background: var(--surface); color: var(--text); border: 1px solid var(--ring); border-radius: 10px; padding: 8px 12px; cursor: pointer; }

/* Footer */
.site-footer { padding: 28px 0 60px; color: var(--muted); text-align: center; }

/* Contact form */
.contact-form { margin-top: 12px; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.field, .consent, .actions { display: flex; flex-direction: column; gap: 6px; }
.consent { flex-direction: row; align-items: center; gap: 10px; }
.consent input[type="checkbox"] { width: 18px; height: 18px; }
.full { grid-column: 1 / -1; }
.field span { font-weight: 500; }
input[type="text"], input[type="email"], input[type="tel"], select, textarea {
  background: #0f1530; color: var(--text); border: 1px solid var(--ring); border-radius: 10px; padding: 10px 12px; outline: none;
}
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(91,140,255,0.2); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.actions { align-items: start; gap: 10px; }
#form-status { color: var(--muted); min-height: 1em; }
input:invalid[required], textarea:invalid[required] { border-color: #c96; }

@media (max-width: 700px) {
  .form-grid { grid-template-columns: 1fr; }
}

/* Pricing */
.pricing { grid-template-columns: repeat( auto-fit, minmax(280px, 1fr) ); margin-top: 12px; }
.price { padding: 18px; }
.price-head h3 { margin: 6px 0; font-size: 20px; }
.price .muted { color: var(--muted); margin: 0; }
.features-list { list-style: none; padding: 0; margin: 14px 0; display: grid; gap: 8px; }
.features-list li { position: relative; padding-left: 24px; color: var(--text); }
.features-list li::before { content: '✔'; position: absolute; left: 0; color: var(--brand-2); }