:root {
  --ink: #0f2a2e; --ink2: #47605f; --muted: #6b8180;
  --bg: #ffffff; --soft: #f1f8f7; --line: #dbe9e7;
  --brand: #0f9488; --brand2: #0f766e; --brand-soft: #ccf2ec; --sun: #fbbf24;
  --radius: 18px;
  color-scheme: light;
}
* { box-sizing: border-box; margin: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { font: 16px/1.6 "Plus Jakarta Sans", system-ui, sans-serif; color: var(--ink); background: var(--bg); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; }
h1, h2, h3 { line-height: 1.15; letter-spacing: -.02em; }
.wrap { width: min(1160px, 100% - 32px); margin-inline: auto; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 20px; border-radius: 12px; font-weight: 700; font-size: .95rem; cursor: pointer; border: 0;
  color: #fff; background: linear-gradient(180deg, var(--brand), var(--brand2));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.25), 0 8px 20px -8px rgba(15,118,110,.6);
  transition: transform .15s, box-shadow .15s, filter .15s; font-family: inherit;
}
.btn:hover { transform: translateY(-1px); filter: brightness(1.06); }
.btn svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; transition: transform .2s; }
.btn:hover svg { transform: translateX(3px); }
.btn.lg { padding: 15px 26px; font-size: 1rem; }
.btn.sm { padding: 9px 16px; font-size: .9rem; }
.btn.ghost { background: #fff; color: var(--ink); border: 1px solid var(--line); box-shadow: none; }
.btn.ghost:hover { border-color: var(--brand); }
.btn.full { width: 100%; }
.btn:disabled { opacity: .7; cursor: wait; }

/* Header */
.top { position: sticky; top: 0; z-index: 20; background: rgba(255,255,255,.85); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.nav { display: flex; align-items: center; gap: 28px; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.15rem; }
.logo img { width: 34px; height: 34px; }
nav { display: flex; gap: 26px; margin-left: auto; font-weight: 600; font-size: .95rem; color: var(--ink2); }
nav a:hover { color: var(--brand); }
.burger { display: none; background: none; border: 0; width: 40px; height: 40px; cursor: pointer; }
.burger span { display: block; width: 22px; height: 2px; background: var(--ink); margin: 6px auto; border-radius: 2px; transition: .2s; }

/* Hero */
.hero { background: radial-gradient(700px 400px at 85% 20%, var(--brand-soft), transparent 70%), linear-gradient(180deg, var(--soft), #fff); padding: 72px 0 88px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: .85rem; font-weight: 600; color: var(--brand2); background: #fff; border: 1px solid var(--line); padding: 6px 14px; border-radius: 999px; }
.eyebrow i { width: 8px; height: 8px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 0 4px #dcfce7; }
h1 { font-size: clamp(2.4rem, 5.5vw, 4rem); font-weight: 800; margin: 20px 0 18px; }
h1 em { font-style: normal; color: var(--brand); }
.lead { font-size: 1.15rem; color: var(--ink2); max-width: 540px; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin: 30px 0 24px; }
.ticks { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 10px 22px; color: var(--ink2); font-weight: 600; font-size: .92rem; }
.ticks li { display: flex; align-items: center; gap: 8px; }
.ticks li::before { content: "✓"; display: grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; background: var(--brand-soft); color: var(--brand2); font-size: .7rem; font-weight: 800; }

.hero-art { position: relative; aspect-ratio: 1; max-width: 460px; justify-self: center; width: 100%; }
.blob { position: absolute; inset: 6%; border-radius: 42% 58% 55% 45% / 48% 42% 58% 52%; background: linear-gradient(140deg, #5eead4, var(--brand) 60%, var(--brand2)); box-shadow: 0 40px 80px -30px rgba(15,118,110,.6); animation: morph 12s ease-in-out infinite; }
@keyframes morph { 50% { border-radius: 55% 45% 42% 58% / 42% 58% 45% 55%; } }
.house { position: absolute; left: 22%; top: 26%; width: 56%; color: #fff; }
.card-float { position: absolute; background: #fff; border-radius: 14px; padding: 12px 16px; box-shadow: 0 18px 40px -14px rgba(15,42,46,.3); animation: float 6s ease-in-out infinite; }
.card-float b { display: block; font-size: .92rem; }
.card-float small { color: var(--muted); font-size: .8rem; }
.c1 { left: -4%; bottom: 14%; }
.c2 { right: -2%; top: 10%; animation-delay: -3s; }
@keyframes float { 50% { transform: translateY(-10px); } }
.spark { position: absolute; fill: var(--sun); animation: twinkle 3s ease-in-out infinite; }
.s1 { width: 30px; right: 16%; bottom: 18%; }
.s2 { width: 18px; left: 18%; top: 14%; animation-delay: -1.5s; }
@keyframes twinkle { 50% { transform: scale(.6) rotate(20deg); opacity: .6; } }

/* Sections */
.section { padding: 88px 0; }
.band { background: var(--soft); padding: 88px 0; }
.head { text-align: center; max-width: 620px; margin: 0 auto 48px; }
.kicker { display: inline-block; font-size: .78rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--brand); margin-bottom: 10px; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); font-weight: 800; margin-bottom: 12px; }
.head p, .band p { color: var(--ink2); font-size: 1.05rem; }

.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.svc { border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; display: flex; flex-direction: column; transition: transform .2s, box-shadow .2s, border-color .2s; background: #fff; }
.svc:hover { transform: translateY(-4px); border-color: var(--brand-soft); box-shadow: 0 24px 50px -24px rgba(15,118,110,.35); }
.ic { width: 52px; height: 52px; border-radius: 14px; background: var(--brand-soft); color: var(--brand2); display: grid; place-items: center; margin-bottom: 18px; }
.ic svg, .why-item svg, .contact svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.svc h3 { font-size: 1.2rem; margin-bottom: 8px; }
.svc p { color: var(--ink2); font-size: .95rem; flex: 1; }
.svc a { margin-top: 18px; display: inline-flex; align-items: center; gap: 6px; font-weight: 700; color: var(--brand); font-size: .92rem; }
.svc a svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; transition: transform .2s; }
.svc a:hover svg { transform: translateX(3px); }

/* Calculator */
.calc-grid, .quote-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.calc-grid .ticks { margin-top: 22px; flex-direction: column; }
.calc, .quote { background: #fff; border: 1px solid var(--line); border-radius: 22px; padding: 30px; box-shadow: 0 30px 60px -30px rgba(15,42,46,.25); display: grid; gap: 18px; }
label { display: grid; gap: 7px; font-weight: 600; font-size: .9rem; }
input, select, textarea { font: inherit; font-weight: 500; color: var(--ink); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; background: #fff; width: 100%; transition: border-color .15s, box-shadow .15s; }
input:focus, select:focus, textarea:focus { outline: 0; border-color: var(--brand); box-shadow: 0 0 0 4px var(--brand-soft); }
input[type=range] { padding: 0; border: 0; accent-color: var(--brand); height: 28px; }
input[type=range]:focus { box-shadow: none; }
.seg { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; background: var(--soft); padding: 4px; border-radius: 12px; }
.seg button { font: inherit; font-size: .82rem; font-weight: 600; border: 0; background: none; padding: 9px 4px; border-radius: 9px; cursor: pointer; color: var(--ink2); }
.seg button.on { background: #fff; color: var(--brand2); box-shadow: 0 2px 8px -2px rgba(15,42,46,.2); }
.total { background: linear-gradient(135deg, var(--brand-soft), #e0f7f4); border-radius: 14px; padding: 18px 20px; display: grid; }
.total small { color: var(--brand2); font-weight: 700; font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; }
.total strong { font-size: 2.2rem; font-weight: 800; letter-spacing: -.02em; }
.total span { color: var(--ink2); font-size: .85rem; }

/* Steps */
.steps { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; counter-reset: s; }
.steps li { position: relative; padding: 28px; border-radius: var(--radius); background: var(--soft); }
.steps span { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: var(--brand); color: #fff; font-weight: 800; margin-bottom: 16px; }
.steps h3 { margin-bottom: 6px; }
.steps p { color: var(--ink2); }

/* Why us */
.why { padding-top: 0; }
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; padding: 40px; border-radius: 24px; background: var(--ink); color: #fff; }
.why-item svg { color: #5eead4; margin-bottom: 14px; width: 30px; height: 30px; }
.why-item h3 { font-size: 1.05rem; margin-bottom: 6px; }
.why-item p { color: #b5cbc9; font-size: .92rem; }

/* FAQ */
.narrow { max-width: 780px; }
.faq { display: grid; gap: 12px; }
details { border: 1px solid var(--line); border-radius: 14px; padding: 4px 20px; transition: border-color .2s; }
details[open] { border-color: var(--brand-soft); background: var(--soft); }
summary { cursor: pointer; font-weight: 700; padding: 14px 0; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; font-size: 1.4rem; line-height: 1; color: var(--brand); transition: transform .2s; }
details[open] summary::after { transform: rotate(45deg); }
details p { color: var(--ink2); padding-bottom: 16px; }

/* Quote form */
.quote { position: relative; overflow: hidden; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.hp { position: absolute; left: -9999px; }
.fine { color: var(--muted); font-size: .8rem; text-align: center; }
.contact { margin-top: 28px; display: grid; gap: 14px; }
.contact a, .contact p { display: flex; align-items: center; gap: 12px; font-weight: 700; font-size: 1.05rem; color: var(--ink); }
.contact svg { width: 22px; height: 22px; color: var(--brand); }
.contact a:hover { color: var(--brand); }
.done { position: absolute; inset: 0; background: #fff; display: none; place-content: center; text-align: center; padding: 30px; }
.done svg { width: 64px; height: 64px; margin: 0 auto 14px; fill: none; stroke: var(--brand); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.done p { color: var(--ink2); }
.quote.sent .done { display: grid; }

/* Footer */
.foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 32px 0; color: var(--muted); font-size: .9rem; border-top: 1px solid var(--line); }
.foot .logo { color: var(--ink); font-size: 1rem; }

/* Responsive */
@media (max-width: 960px) {
  .hero-grid, .calc-grid, .quote-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-art { max-width: 360px; }
  .services { grid-template-columns: 1fr 1fr; }
  .why-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  nav { position: fixed; inset: 68px 0 auto; flex-direction: column; gap: 0; background: #fff; border-bottom: 1px solid var(--line); padding: 8px 16px 16px; display: none; }
  nav a { padding: 14px 4px; border-bottom: 1px solid var(--line); }
  body.open nav { display: flex; }
  .burger { display: block; margin-left: auto; }
  .nav .btn.sm { display: none; }
  body.open .burger span:first-child { transform: translateY(4px) rotate(45deg); }
  body.open .burger span:last-child { transform: translateY(-4px) rotate(-45deg); }
  .hero { padding: 44px 0 56px; }
  .lead { font-size: 1.05rem; }
  .cta-row .btn { flex: 1 1 auto; white-space: nowrap; }
  .section, .band { padding: 64px 0; }
  .services, .steps, .why-grid, .row { grid-template-columns: 1fr; }
  .why-grid { padding: 28px; }
  .seg { grid-template-columns: 1fr 1fr; }
  .calc, .quote { padding: 22px; }
  .foot { flex-direction: column; text-align: center; }
}

/* Realistic look (v2) */
.util { background: var(--ink); color: #c9dbd9; font-size: .82rem; }
.util-in { display: flex; justify-content: space-between; align-items: center; gap: 16px; height: 36px; }
.util-r { display: flex; gap: 22px; font-weight: 600; white-space: nowrap; }
.util a:hover { color: #fff; }
.hero { background: linear-gradient(180deg, var(--soft), #fff); padding: 64px 0 72px; }
.hero-grid { grid-template-columns: 1fr 1fr; gap: 56px; }
.eyebrow { background: none; border: 0; padding: 0; text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 800; color: var(--brand); }
h1 { font-size: clamp(2.2rem, 4.4vw, 3.4rem); margin: 14px 0 18px; }
.hero-photo { position: relative; margin: 0; }
.hero-photo img { width: 100%; aspect-ratio: 4 / 3.4; object-fit: cover; border-radius: 22px; box-shadow: 0 40px 70px -35px rgba(15, 42, 46, .45); }
.hero-photo figcaption { position: absolute; left: -22px; bottom: 28px; background: #fff; border-radius: 14px; padding: 14px 18px 14px 50px; box-shadow: 0 18px 40px -14px rgba(15, 42, 46, .3); }
.hero-photo figcaption::before { content: "✓"; position: absolute; left: 14px; top: 50%; translate: 0 -50%; width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; background: var(--brand); color: #fff; font-size: .8rem; font-weight: 800; }
.hero-photo b { display: block; font-size: .95rem; }
.hero-photo small { color: var(--muted); font-size: .82rem; }

.trust { border-block: 1px solid var(--line); background: #fff; }
.trust-in { display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-in > div { display: flex; align-items: center; gap: 14px; padding: 22px 18px; }
.trust-in > div + div { border-left: 1px solid var(--line); }
.trust svg { width: 30px; height: 30px; flex-shrink: 0; fill: none; stroke: var(--brand); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.trust b { display: block; font-size: .95rem; }
.trust small { color: var(--muted); font-size: .82rem; }

.svc { padding: 0; overflow: hidden; }
.svc .ph { position: relative; }
.svc .ph img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; transition: transform .5s; }
.svc:hover .ph img { transform: scale(1.04); }
.svc .ic { position: absolute; left: 22px; bottom: -24px; margin: 0; background: #fff; box-shadow: 0 8px 20px -8px rgba(15, 42, 46, .35); }
.svc h3 { margin: 38px 26px 8px; }
.svc p { margin: 0 26px; }
.svc a { margin: 16px 26px 26px; }

@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-photo { max-width: 560px; }
  .hero-photo figcaption { left: 14px; }
  .trust-in { grid-template-columns: 1fr 1fr; }
  .trust-in > div:nth-child(3) { border-left: 0; }
  .trust-in > div:nth-child(n+3) { border-top: 1px solid var(--line); }
}
@media (max-width: 720px) {
  .hide-s { display: none; }
  .util-in > span:first-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .hero { padding: 36px 0 48px; }
  .trust-in > div { padding: 16px 10px; gap: 10px; }
  .trust svg { width: 24px; height: 24px; }
}

/* About */
.about { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; padding-top: 0; }
.about img { width: 100%; aspect-ratio: 570 / 350; object-fit: cover; border-radius: 22px; box-shadow: 0 40px 70px -35px rgba(15, 42, 46, .45); }
.about p { color: var(--ink2); margin-bottom: 14px; }
.about .btn { margin-top: 10px; }
@media (max-width: 960px) { .about { grid-template-columns: 1fr; gap: 32px; } .about img { max-width: 570px; } }