:root {
  --ink: #16242b;
  --muted: #55666e;
  --teal: #0f4c5c;
  --teal-dark: #0b3844;
  --amber: #e09f3e;
  --paper: #ffffff;
  --alt: #f3f6f7;
  --line: #dbe3e6;
  --danger: #b3261e;
  --serif: Georgia, "Times New Roman", serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body { margin: 0; font: 1rem/1.65 var(--sans); color: var(--ink); background: var(--paper); }
img, svg { max-width: 100%; }
a { color: var(--teal); }
h1, h2, h3 { font-family: var(--serif); line-height: 1.2; margin: 0 0 .6em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.3rem); letter-spacing: -.01em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; max-width: 68ch; }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 2px; }

.container { width: min(1120px, 92%); margin-inline: auto; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 8px; top: 8px; background: #fff; padding: .5rem 1rem; z-index: 100; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.96); border-bottom: 1px solid var(--line); backdrop-filter: blur(6px); }
.bar { display: flex; align-items: center; justify-content: space-between; min-height: 68px; }
.brand { display: flex; align-items: center; gap: .7rem; text-decoration: none; color: var(--ink); }
.mark { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 8px; background: var(--teal); color: #fff; font: 700 1.2rem var(--serif); }
.brand-text { display: flex; flex-direction: column; font: 700 1.1rem/1.1 var(--serif); }
.brand-text small { font: 400 .72rem var(--sans); color: var(--muted); }
.nav { display: flex; align-items: center; gap: 1.6rem; }
.nav a:not(.btn) { color: var(--ink); text-decoration: none; font-weight: 500; padding: .3rem 0; border-bottom: 2px solid transparent; transition: border-color .2s; }
.nav a:not(.btn):hover { border-color: var(--amber); }
.nav-toggle { display: none; background: none; border: 0; padding: .5rem; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--ink); margin: 5px 0; transition: transform .25s, opacity .25s; }
.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); }

/* Buttons */
.btn { display: inline-block; background: var(--teal); color: #fff; border: 2px solid var(--teal); padding: .8rem 1.5rem; border-radius: 8px; font: 600 1rem var(--sans); text-decoration: none; cursor: pointer; transition: background .2s, transform .2s; }
.btn:hover { background: var(--teal-dark); transform: translateY(-1px); }
.btn-small { padding: .5rem 1.1rem; font-size: .95rem; }
.btn-ghost { background: transparent; color: var(--teal); }
.btn-ghost:hover { background: var(--alt); }

/* Hero */
.hero { background: linear-gradient(180deg, var(--alt), #fff); padding: clamp(3rem, 8vw, 6rem) 0; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 3rem; align-items: center; }
.lead { font-size: 1.15rem; color: var(--muted); }
.actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.6rem; }
.hero-art { animation: rise .9s ease-out both; }

/* Sections */
.section { padding: clamp(3rem, 7vw, 5.5rem) 0; }
.alt { background: var(--alt); }
.sub { color: var(--muted); margin-bottom: 2rem; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
.facts { list-style: none; margin: 0; padding: 0; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.facts li { padding: 1rem 1.25rem; border-bottom: 1px solid var(--line); }
.facts li:last-child { border: 0; }
.facts strong, .details strong { display: block; font-size: .85rem; color: var(--muted); font-weight: 600; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 1.6rem; transition: transform .2s, border-color .2s; }
.card:hover { transform: translateY(-3px); border-color: var(--teal); }
.card svg { width: 34px; height: 34px; fill: none; stroke: var(--teal); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; margin-bottom: .8rem; }
.card p { margin: 0; color: var(--muted); }

.benefits { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem 3rem; margin-top: 1.5rem; }
.benefits div { border-left: 3px solid var(--amber); padding-left: 1.1rem; }
.benefits p { margin: 0; color: var(--muted); }

/* Contact */
.details { font-style: normal; margin-top: 1.5rem; }
.details p { margin-bottom: .9rem; }
.form { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 1.75rem; }
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-weight: 600; margin-bottom: .3rem; }
.field input:not([type="checkbox"]), .field textarea { width: 100%; padding: .7rem .85rem; border: 1px solid #b8c4c9; border-radius: 8px; font: inherit; }
.field.check label { font-weight: 400; font-size: .92rem; }
.field.invalid input:not([type="checkbox"]), .field.invalid textarea { border-color: var(--danger); }
.error { display: block; min-height: 1.1em; color: var(--danger); font-size: .85rem; margin-top: .25rem; }
.status { margin: 1rem 0 0; font-weight: 600; color: var(--teal); }

/* Footer */
.site-footer { background: var(--teal-dark); color: #d5e3e7; padding-top: 2.5rem; }
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1.5rem; }
.foot strong { color: #fff; font-family: var(--serif); }
.foot p { margin: .3rem 0 0; }
.foot nav { display: flex; flex-wrap: wrap; gap: 1.2rem; }
.foot a { color: #d5e3e7; text-decoration: none; }
.foot a:hover { color: #fff; text-decoration: underline; }
.copy { margin-top: 2rem; padding: 1.2rem 0; border-top: 1px solid rgba(255,255,255,.15); font-size: .85rem; }

@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }

@media (max-width: 860px) {
  .hero-grid, .split { grid-template-columns: 1fr; gap: 2rem; }
  .hero-art { max-width: 380px; }
  .cards { grid-template-columns: 1fr 1fr; }
  .nav-toggle { display: block; }
  .nav { position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: #fff; border-bottom: 1px solid var(--line); padding: .5rem 4%; display: none; }
  .nav.open { display: flex; }
  .nav a { padding: .8rem 0 !important; }
  .nav .btn { text-align: center; margin: .5rem 0; }
}
@media (max-width: 560px) {
  .cards, .benefits { grid-template-columns: 1fr; }
  .brand-text small { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}