:root { --navy:#0A2838; --brand:#267BC8; --logo:#183884; --flame:#E77817; --sky:#B7DBFA; }
html { -webkit-text-size-adjust: 100%; }
body { overflow-x: hidden; }
.font-display { letter-spacing: -0.02em; }
.text-display { font-size: clamp(2.6rem, 1.4rem + 5.6vw, 5.6rem); }
.text-hero { font-size: clamp(2.3rem, 1.4rem + 4vw, 4.4rem); }
.text-h2 { font-size: clamp(1.9rem, 1.3rem + 2.4vw, 3.2rem); }
.eyebrow { font-family: Sora, sans-serif; font-weight: 600; font-size: .78rem; letter-spacing: .2em; text-transform: uppercase; }

.site-header { background: rgba(255,255,255,.82); backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px); border-bottom: 1px solid rgba(10,40,56,.06); transition: box-shadow .3s; }
.site-header.is-scrolled { box-shadow: 0 10px 30px -18px rgba(10,40,56,.45); }
.navlink { position: relative; padding: .6rem .95rem; border-radius: 999px; font-family: Sora, sans-serif; font-weight: 600; font-size: .95rem; color: var(--navy); transition: background .2s, color .2s; }
.navlink:hover { background: #E9F4FD; color: var(--logo); }
.navlink.is-active { color: var(--brand); }
.navlink.is-active::after { content: ""; position: absolute; left: 50%; bottom: .2rem; width: 6px; height: 6px; margin-left: -3px; border-radius: 50%; background: var(--flame); }

.btn { display: inline-flex; align-items: center; gap: .55rem; padding: .95rem 1.5rem; min-height: 3rem; border-radius: 999px; font-family: Sora, sans-serif; font-weight: 600; letter-spacing: -0.01em; transition: transform .2s, background .2s, box-shadow .2s, color .2s; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-flame { background: var(--flame); color: #fff; box-shadow: 0 12px 28px -12px rgba(231,120,23,.8); }
.btn-flame:hover { background: #d06a10; }
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--logo); }
.btn-ghost-light { border: 1.5px solid rgba(183,219,250,.45); color: #fff; }
.btn-ghost-light:hover { background: rgba(255,255,255,.1); border-color: #fff; }
.btn:disabled { opacity: .6; cursor: progress; transform: none; }

.badge { display: inline-flex; align-items: center; gap: .4rem; padding: .4rem .8rem; border-radius: 999px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); font-size: .85rem; color: #fff; }

.hero-glow { position: absolute; inset: 0; background:
  radial-gradient(60% 70% at 85% 30%, rgba(38,123,200,.55), transparent 70%),
  radial-gradient(40% 50% at 70% 90%, rgba(231,120,23,.22), transparent 70%),
  radial-gradient(50% 60% at 0% 0%, rgba(24,56,132,.6), transparent 70%); }
.pipes { opacity: .9; }
.glass-card { padding: .9rem 1.2rem; border-radius: 1.2rem; background: rgba(10,40,56,.72); border: 1px solid rgba(255,255,255,.18); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 20px 40px -20px rgba(0,0,0,.5); }
.float-y { animation: floaty 7s ease-in-out infinite; }
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

.svc-icon { display: inline-flex; align-items: center; justify-content: center; width: 3.25rem; height: 3.25rem; border-radius: 1rem; background: #E9F4FD; color: var(--brand); transition: transform .3s, background .3s, color .3s; }
.svc-row:hover .svc-icon { background: var(--brand); color: #fff; transform: rotate(-6deg); }
.feature-card { position: relative; overflow: hidden; display: block; padding: 2rem; border-radius: 2rem; background: linear-gradient(135deg, #0A2838 0%, #183884 100%); color: #fff; transition: transform .3s, box-shadow .3s; }
.feature-card:hover { transform: translateY(-4px); box-shadow: 0 30px 60px -30px rgba(10,40,56,.7); }
.svc-row { display: flex; align-items: center; gap: 1.1rem; padding: 1.5rem .25rem; transition: background .25s, padding .25s; border-radius: 1rem; }
.svc-row:hover { background: #F1F8FE; padding-left: .9rem; padding-right: .9rem; }
.split-card { position: relative; overflow: hidden; display: block; padding: 2.5rem; border-radius: 2rem; min-height: 22rem; transition: transform .3s, box-shadow .3s; }
.split-card:hover { transform: translateY(-4px); box-shadow: 0 30px 60px -30px rgba(10,40,56,.5); }

.steps { counter-reset: s; }
.step { position: relative; padding: 1.75rem; border-radius: 1.75rem; background: #fff; border: 1px solid rgba(10,40,56,.08); }
.step h3 { margin-top: 1rem; font-family: Sora, sans-serif; font-weight: 700; font-size: 1.15rem; letter-spacing: -0.02em; }
.step p { margin-top: .5rem; color: rgba(10,40,56,.7); line-height: 1.6; }
.step-n { font-family: Sora, sans-serif; font-weight: 800; font-size: 2.4rem; line-height: 1; color: transparent; -webkit-text-stroke: 1.5px var(--brand); }
@media (min-width: 768px) { .step:nth-child(even) { transform: translateY(2rem); } .step.reveal.is-in:nth-child(even) { transform: translateY(2rem); } }
.step-dot { flex-shrink: 0; display: grid; place-items: center; width: 2.4rem; height: 2.4rem; border-radius: 999px; background: var(--flame); color: #fff; font-family: Sora, sans-serif; font-weight: 700; }

.accred { display: flex; gap: 1rem; align-items: center; padding: 1.25rem; border-radius: 1.5rem; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); }
.accred-mark { flex-shrink: 0; display: grid; place-items: center; width: 4.2rem; height: 4.2rem; border-radius: 1rem; font-family: Sora, sans-serif; font-weight: 800; font-size: .8rem; line-height: 1.05; text-align: center; letter-spacing: .02em; }

.form-card { padding: 1.5rem; border-radius: 2rem; background: #F1F8FE; border: 1px solid rgba(38,123,200,.15); }
@media (min-width: 640px) { .form-card { padding: 2.5rem; } }
.lbl { display: block; margin-bottom: .45rem; font-family: Sora, sans-serif; font-weight: 600; font-size: .9rem; }
.field { width: 100%; min-height: 3.25rem; padding: .8rem 1rem; border-radius: 1rem; border: 1.5px solid rgba(10,40,56,.14); background: #fff; font-size: 1rem; color: var(--navy); transition: border-color .2s, box-shadow .2s; }
.field:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 4px rgba(38,123,200,.18); }
.hp { position: absolute !important; left: -10000px !important; width: 1px; height: 1px; overflow: hidden; opacity: 0; }
.form-status.is-ok { display: block; background: #E6F6EC; color: #11613A; border: 1px solid #A9DDBF; }
.form-status.is-err { display: block; background: #FDECEC; color: #9B1C1C; border: 1px solid #F3B6B6; }
.grecaptcha-badge { visibility: hidden; }

.mobile-menu[hidden] { display: none; }
a:focus-visible, button:focus-visible, .field:focus-visible { outline: 3px solid var(--flame); outline-offset: 3px; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .float-y { animation: none; }
  .btn, .ed-row, .ed-arrow, .feature-card, .split-card, .svc-row, .svc-icon { transition: none; }
}
@media (max-width: 639px) {
  .split-card { padding: 1.75rem; min-height: 0; }
}

.tag { display: inline-flex; align-items: center; padding: .2rem .65rem; border-radius: 999px; font-family: Sora, sans-serif; font-weight: 600; font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
.ed-row { display: grid; grid-template-columns: auto 1fr auto; gap: 1rem 1.25rem; align-items: center; padding: 1.5rem .25rem; border-bottom: 1px solid rgba(10,40,56,.12); transition: background .25s, padding .25s; }
.ed-row:hover { background: #F1F8FE; padding-left: 1rem; padding-right: 1rem; }
.ed-num { width: 2.6rem; align-self: start; padding-top: .15rem; font-family: Sora, sans-serif; font-weight: 800; font-size: 1.6rem; line-height: 1; color: transparent; -webkit-text-stroke: 1.3px var(--brand); }
.ed-arrow { display: inline-flex; align-items: center; justify-content: center; width: 3rem; height: 3rem; border-radius: 999px; border: 1.5px solid rgba(10,40,56,.15); color: var(--navy); transition: background .25s, border-color .25s, color .25s, transform .25s; }
.ed-row:hover .ed-arrow { background: var(--flame); border-color: var(--flame); color: #fff; transform: translateX(3px); }
@media (max-width: 639px) { .ed-row { grid-template-columns: auto 1fr; } .ed-arrow { display: none; } .ed-num { font-size: 1.3rem; } }
.photo-slot > div { box-shadow: 0 30px 60px -35px rgba(10,40,56,.6); }
.fuel-col { padding: 1.75rem; border-radius: 2rem; background: #fff; border: 1px solid rgba(10,40,56,.08); box-shadow: 0 24px 50px -38px rgba(10,40,56,.5); }
.fuel-word { font-family: Sora, sans-serif; font-weight: 800; font-size: clamp(3rem, 2rem + 3vw, 4.5rem); line-height: .9; letter-spacing: -0.04em; color: var(--navy); }
.install-step { position: relative; padding: 2rem; border-radius: 2rem; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); backdrop-filter: blur(6px); }
.install-n { display: grid; place-items: center; width: 3.5rem; height: 3.5rem; border-radius: 1.1rem; background: var(--flame); color: #fff; font-family: Sora, sans-serif; font-weight: 800; font-size: 1.5rem; }