/* ==========================================================================
   Restore Upper Truckee — Stylesheet
   Aesthetic: calm, trustworthy, "clean water" restoration.
   Navy + teal + emergency amber. Fonts: Fraunces (display) / Mulish (body)
   ========================================================================== */

:root{
  --navy-900:#08161f;
  --navy-800:#0b1f2d;
  --navy-700:#123246;
  --navy-600:#1c4660;
  --ink:#0f2230;
  --body:#33454f;
  --muted:#647882;
  --line:#e0e8ea;
  --paper:#ffffff;
  --paper-2:#f2f7f7;
  --paper-3:#e6f0f0;

  --teal:#0fb5a6;
  --teal-dark:#0a857a;
  --teal-soft:#e4f6f4;
  --amber:#f4a017;
  --amber-dark:#cf8108;
  --danger:#d6463b;
  --ok:#1f8a5b;

  --maxw:1160px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(8,22,31,.06), 0 4px 14px rgba(8,22,31,.06);
  --shadow:0 16px 40px -16px rgba(8,22,31,.32);
  --shadow-lg:0 36px 70px -28px rgba(8,22,31,.45);

  --ff-display:"Fraunces", Georgia, "Times New Roman", serif;
  --ff-body:"Mulish", -apple-system, BlinkMacSystemFont, sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--ff-body);color:var(--body);background:var(--paper);line-height:1.68;font-size:18px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal-dark);text-decoration:none}
a:hover{color:var(--teal)}
h1,h2,h3,h4{font-family:var(--ff-display);color:var(--ink);line-height:1.14;font-weight:600;letter-spacing:-.01em}
h1{font-size:clamp(2.2rem,5vw,3.5rem);font-weight:700}
h2{font-size:clamp(1.6rem,3vw,2.3rem)}
h3{font-size:1.32rem}
p{margin:0 0 1.1em}
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:22px}
.sr-only,.skip-link{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
.skip-link:focus{position:fixed;top:10px;left:10px;width:auto;height:auto;clip:auto;background:var(--navy-800);color:#fff;padding:10px 16px;border-radius:8px;z-index:300}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5em;background:var(--teal);color:#fff;font-family:var(--ff-body);font-weight:800;font-size:1rem;padding:.82em 1.5em;border-radius:10px;border:0;cursor:pointer;transition:transform .15s ease,box-shadow .2s ease,background .2s ease;box-shadow:0 10px 24px -10px rgba(15,181,166,.7)}
.btn:hover{background:var(--teal-dark);color:#fff;transform:translateY(-2px)}
.btn-lg{font-size:1.08rem;padding:.98em 1.8em}
.btn-amber{background:var(--amber);box-shadow:0 10px 24px -10px rgba(244,160,23,.7)}
.btn-amber:hover{background:var(--amber-dark)}
.btn-ghost{background:transparent;color:var(--navy-800);border:2px solid var(--navy-800);box-shadow:none;font-weight:700}
.btn-ghost:hover{background:var(--navy-800);color:#fff}

/* ---------- Emergency bar ---------- */
.emergency-bar{background:var(--amber);color:var(--navy-900)}
.emergency-bar .wrap{display:flex;align-items:center;justify-content:center;gap:10px;padding:8px 22px;font-weight:800;font-size:.92rem;letter-spacing:.01em;flex-wrap:wrap}
.emergency-bar a{color:var(--navy-900);text-decoration:underline;text-underline-offset:2px}
.emergency-bar .pulse{width:9px;height:9px;border-radius:50%;background:var(--danger);box-shadow:0 0 0 0 rgba(214,70,59,.6);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(214,70,59,.6)}70%{box-shadow:0 0 0 9px rgba(214,70,59,0)}100%{box-shadow:0 0 0 0 rgba(214,70,59,0)}}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:78px}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink)}
.brand-mark{width:42px;height:42px;flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.02}
.brand-name{font-family:var(--ff-display);font-weight:700;font-size:1.28rem;letter-spacing:-.01em;color:var(--navy-800)}
.brand-name span{color:var(--teal-dark)}
.brand-sub{font-size:.62rem;letter-spacing:.26em;text-transform:uppercase;color:var(--muted);font-weight:700;margin-top:4px}
.main-nav{display:flex;align-items:center}
.nav-menu{display:flex;align-items:center;gap:4px;list-style:none}
.nav-menu a{font-family:var(--ff-body);font-weight:700;color:var(--navy-800);padding:.55em .9em;border-radius:8px;font-size:.97rem;transition:background .15s,color .15s}
.nav-menu a:hover{background:var(--paper-2)}
.nav-cta{background:var(--amber);color:var(--navy-900) !important}
.nav-cta:hover{background:var(--amber-dark) !important;color:#fff !important}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span:not(.sr-only){width:26px;height:2.5px;background:var(--navy-800);border-radius:2px;transition:.25s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* ---------- Hero (full-bleed image + overlay) ---------- */
.hero{position:relative;background:var(--navy-800);color:#e9f1f4;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.32}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,var(--navy-900) 28%,rgba(11,31,45,.7) 60%,rgba(11,31,45,.35) 100%)}
.hero-inner{position:relative;z-index:2;max-width:760px;padding:88px 0 96px}
.hero .eyebrow{display:inline-flex;align-items:center;gap:.5em;font-family:var(--ff-body);font-weight:800;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;color:var(--teal);margin-bottom:20px}
.hero h1{color:#fff;margin-bottom:20px;max-width:16ch}
.hero h1 em{font-style:italic;color:var(--teal)}
.hero p.lead{font-size:1.22rem;color:#c5d4db;max-width:52ch;margin-bottom:30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.hero-actions .btn-ghost{color:#fff;border-color:rgba(255,255,255,.5)}
.hero-actions .btn-ghost:hover{background:#fff;color:var(--navy-900)}
.hero-trust{margin-top:30px;display:flex;flex-wrap:wrap;gap:8px 26px;font-size:.92rem;color:#9fb6c0;font-weight:600}
.hero-trust span{display:inline-flex;align-items:center;gap:.5em}
.hero-trust span::before{content:"✓";color:var(--teal);font-weight:800}

/* ---------- Sections ---------- */
section.block{padding:78px 0}
.section-head{max-width:660px;margin-bottom:42px}
.section-head.center{margin-inline:auto;text-align:center}
.section-head .eyebrow{font-family:var(--ff-body);font-weight:800;font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--teal-dark);display:block;margin-bottom:10px}
.section-head p{color:var(--muted);font-size:1.08rem}
.bg-paper{background:var(--paper-2)}
.bg-navy{background:var(--navy-800);color:#dce7ec}
.bg-navy h2,.bg-navy h3{color:#fff}

/* Services */
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.svc{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;transition:transform .18s,box-shadow .2s;box-shadow:var(--shadow-sm)}
.svc:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.svc .ic{width:52px;height:52px;border-radius:14px;background:var(--teal-soft);color:var(--teal-dark);display:grid;place-items:center;font-size:1.5rem;margin-bottom:16px}
.svc h3{font-size:1.16rem;margin-bottom:6px}
.svc p{font-size:.94rem;color:var(--muted);margin:0}

/* Process steps */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{position:relative;padding-top:14px}
.step::before{counter-increment:step;content:counter(step,decimal-leading-zero);font-family:var(--ff-display);font-weight:700;font-size:2.6rem;color:var(--teal);opacity:.85;display:block;line-height:1;margin-bottom:10px}
.step h3{font-size:1.18rem;margin-bottom:6px;color:#fff}
.step p{font-size:.95rem;color:#aebfc8;margin:0}
.step::after{content:"";position:absolute;top:24px;right:-13px;width:26px;height:2px;background:rgba(255,255,255,.2)}
.process .step:last-child::after{display:none}

/* Cards */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .18s ease,box-shadow .22s ease,border-color .2s;box-shadow:var(--shadow-sm)}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe0e0}
.card-media{aspect-ratio:16/10;overflow:hidden;background:var(--paper-3)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .card-media img{transform:scale(1.05)}
.card-media-ph{display:grid;place-items:center;position:relative;background:radial-gradient(420px 200px at 80% -20%, rgba(15,181,166,.35), transparent 60%),linear-gradient(150deg,var(--navy-700),var(--navy-900))}
.card-media-ph::before{content:"";position:absolute;inset:0;opacity:.5;background:radial-gradient(circle at 30% 40%,rgba(255,255,255,.05) 0 2px,transparent 3px);background-size:22px 22px}
.card-media-ph span{position:relative;z-index:1;font-family:var(--ff-body);font-weight:800;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:#fff;background:rgba(15,181,166,.92);padding:.5em 1em;border-radius:999px}
.card-body{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1}
.tag{align-self:flex-start;font-family:var(--ff-body);font-weight:800;font-size:.68rem;letter-spacing:.09em;text-transform:uppercase;color:var(--teal-dark);background:var(--teal-soft);padding:.38em .75em;border-radius:999px;margin-bottom:13px}
.card h3{font-size:1.26rem;margin-bottom:8px;line-height:1.2}
.card h3 a{color:var(--ink)}
.card h3 a:hover{color:var(--teal-dark)}
.card p{color:var(--muted);font-size:.97rem;margin-bottom:14px}
.card .read-more{margin-top:auto;font-family:var(--ff-body);font-weight:800;font-size:.92rem;color:var(--teal-dark);display:inline-flex;align-items:center;gap:.4em}
.card .read-more::after{content:"→";transition:transform .2s}
.card:hover .read-more::after{transform:translateX(4px)}

/* split feature (tool teaser) */
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.split .eyebrow{color:var(--teal-dark);font-family:var(--ff-body);font-weight:800;letter-spacing:.14em;text-transform:uppercase;font-size:.8rem}
.media-frame{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--line)}
.media-frame img{width:100%;aspect-ratio:4/3;object-fit:cover}

/* CTA band */
.cta-band{background:linear-gradient(120deg,var(--navy-800),var(--navy-700));color:#fff;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(500px 240px at 88% -30%,rgba(15,181,166,.35),transparent 60%)}
.cta-band-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:30px;padding:52px 0;flex-wrap:wrap}
.cta-band h2{color:#fff;margin-bottom:6px}
.cta-band p{margin:0;color:#bcd0d8}
.cta-band .btn{background:var(--amber);color:var(--navy-900)}
.cta-band .btn:hover{background:#fff}

/* Footer */
.site-footer{background:var(--navy-900);color:#9fb6c0;padding-top:60px;font-size:.95rem}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:42px}
.footer-name{color:#fff;font-family:var(--ff-display);font-weight:700;font-size:1.42rem;display:block;margin-bottom:12px}
.footer-name span{color:var(--teal)}
.footer-brand p{color:#8ba3ad;max-width:38ch;font-size:.93rem}
.footer-area{color:var(--teal) !important;font-weight:700}
.footer-col h3{color:#fff;font-size:.76rem;letter-spacing:.13em;text-transform:uppercase;margin-bottom:14px;font-family:var(--ff-body);font-weight:800}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:9px}
.footer-col a{color:#aebfc8}
.footer-col a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;border-top:1px solid rgba(255,255,255,.09);padding:20px 22px;font-size:.85rem;color:#7c93a0}
.footer-bottom a{color:#aebfc8}

/* ==========================================================================
   ARTICLE
   ========================================================================== */
.article-hero{background:var(--navy-800);color:#dbe6ec;padding:44px 0 0}
.breadcrumbs{font-size:.85rem;color:#9fb6c0;margin-bottom:18px;font-weight:700}
.breadcrumbs a{color:#bccfd7}
.breadcrumbs a:hover{color:#fff}
.breadcrumbs span{color:#6a828d;margin:0 .5em}
.article-hero .tag{margin-bottom:14px}
.article-hero h1{color:#fff;max-width:20ch;margin-bottom:16px}
.article-meta{display:flex;flex-wrap:wrap;gap:18px;color:#9fb6c0;font-size:.9rem;padding-bottom:34px}
.article-meta b{color:#fff;font-weight:700}
.article-figure img{width:100%;aspect-ratio:21/9;object-fit:cover}

.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:52px;padding:48px 0 72px;align-items:start}
.article-body>*{max-width:72ch}
.article-body p,.article-body li{font-size:1.08rem}
.article-body h2{margin:1.9em 0 .55em;scroll-margin-top:140px;font-weight:600}
.article-body h2::before{content:"";display:block;width:48px;height:4px;border-radius:3px;background:var(--teal);margin-bottom:.55em}
.article-body h3{margin:1.45em 0 .4em;color:var(--navy-700);scroll-margin-top:140px}
.article-body ul,.article-body ol{margin:0 0 1.2em 1.2em}
.article-body li{margin-bottom:.5em}
.article-body strong{color:var(--ink)}
.article-body a{text-decoration:underline;text-decoration-color:rgba(15,181,166,.4);text-underline-offset:3px}
.article-body img{border-radius:var(--radius);margin:1.6em 0;box-shadow:var(--shadow-sm)}
.lead-in{font-size:1.22rem !important;color:var(--navy-700);font-weight:500}

.callout{background:var(--teal-soft);border-left:5px solid var(--teal);border-radius:0 var(--radius-sm) var(--radius-sm) 0;padding:18px 22px;margin:1.6em 0;max-width:72ch}
.callout p:last-child{margin-bottom:0}
.callout .label{font-family:var(--ff-body);font-weight:800;font-size:.72rem;letter-spacing:.11em;text-transform:uppercase;color:var(--teal-dark);display:block;margin-bottom:6px}
.callout.info{background:#eef3fa;border-left-color:var(--navy-600)}
.callout.info .label{color:var(--navy-600)}
.callout.warn{background:#fdf2e6;border-left-color:var(--amber)}
.callout.warn .label{color:var(--amber-dark)}

.table-wrap{overflow-x:auto;margin:1.6em 0;max-width:72ch;border:1px solid var(--line);border-radius:var(--radius-sm)}
table.data{width:100%;border-collapse:collapse;font-size:.98rem;background:#fff}
table.data th,table.data td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line)}
table.data thead th{background:var(--navy-800);color:#fff;font-family:var(--ff-body);font-weight:800;font-size:.85rem}
table.data tbody tr:nth-child(even){background:var(--paper-2)}
table.data tbody tr:last-child td{border-bottom:0}

.proscons{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:1.6em 0;max-width:72ch}
.pc{border-radius:var(--radius-sm);padding:18px 20px;border:1px solid var(--line)}
.pc h4{font-size:1.02rem;margin-bottom:10px;display:flex;align-items:center;gap:.5em}
.pc.pros{background:#eaf7f0;border-color:#cce8d8}
.pc.pros h4{color:var(--ok)}
.pc.cons{background:#fbeeec;border-color:#f1d3cf}
.pc.cons h4{color:var(--danger)}
.pc ul{list-style:none;margin:0 !important}
.pc li{padding-left:1.5em;position:relative;font-size:.97rem}
.pc.pros li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:800}
.pc.cons li::before{content:"✕";position:absolute;left:0;color:var(--danger);font-weight:800}

.sidebar{position:sticky;top:100px;display:flex;flex-direction:column;gap:22px}
.toc{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.toc h2{font-size:.76rem;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);margin:0 0 12px;padding:0;font-family:var(--ff-body);font-weight:800}
.toc h2::before{display:none}
.toc ol{list-style:none;counter-reset:toc;margin:0}
.toc li{counter-increment:toc;margin-bottom:8px;line-height:1.35}
.toc a{color:var(--navy-700);font-size:.93rem;display:flex;gap:.6em}
.toc a::before{content:counter(toc,decimal-leading-zero);color:var(--teal);font-family:var(--ff-display);font-weight:700;font-size:.82rem}
.toc a:hover{color:var(--teal-dark)}
.sidebar-cta{background:var(--navy-800);color:#fff;border-radius:var(--radius);padding:26px 22px;text-align:center;position:relative;overflow:hidden}
.sidebar-cta::before{content:"";position:absolute;inset:0;background:radial-gradient(280px 160px at 80% -20%,rgba(15,181,166,.4),transparent 60%)}
.sidebar-cta>*{position:relative}
.sidebar-cta h3{color:#fff;font-size:1.18rem;margin-bottom:8px}
.sidebar-cta p{color:#bccfd7;font-size:.92rem;margin-bottom:16px}
.sidebar-cta .btn{width:100%;justify-content:center;background:var(--amber);color:var(--navy-900)}
.sidebar-cta .btn:hover{background:#fff}

.faq{max-width:72ch;margin-top:2.4em}
.faq h2{margin-bottom:.6em}
.faq details{border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:12px;background:#fff;overflow:hidden}
.faq details[open]{box-shadow:var(--shadow-sm);border-color:#cfe0e0}
.faq summary{cursor:pointer;list-style:none;padding:17px 20px;font-family:var(--ff-display);font-weight:600;color:var(--ink);font-size:1.07rem;display:flex;justify-content:space-between;align-items:center;gap:1em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--teal);font-size:1.5rem;line-height:1;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .faq-a{padding:0 20px 18px;color:var(--body)}
.faq .faq-a p:last-child{margin-bottom:0}

.related{background:var(--paper-2);border-top:1px solid var(--line)}
.related .wrap{padding:60px 22px}
.related h2{margin-bottom:28px}
.authorbox{display:flex;gap:16px;align-items:center;max-width:72ch;margin-top:2.4em;padding:20px 22px;background:var(--paper-2);border-radius:var(--radius);border:1px solid var(--line)}
.authorbox .ab-logo{width:56px;height:56px;border-radius:12px;flex:none;background:#fff;border:1px solid var(--line);object-fit:contain;padding:6px}
.authorbox p{margin:0;font-size:.95rem;color:var(--muted)}
.authorbox strong{color:var(--ink);font-family:var(--ff-display)}

/* PAGES */
.page-hero{background:var(--navy-800);color:#dbe6ec;padding:56px 0 58px;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(500px 240px at 85% -20%,rgba(15,181,166,.3),transparent 60%)}
.page-hero>.wrap{position:relative}
.page-hero .eyebrow{color:var(--teal);font-family:var(--ff-body);font-weight:800;letter-spacing:.14em;text-transform:uppercase;font-size:.82rem}
.page-hero h1{color:#fff;margin:12px 0 10px;max-width:20ch}
.page-hero p{color:#bccfd7;max-width:60ch;font-size:1.12rem;margin:0}
.prose{max-width:72ch;padding:54px 0 64px}
.prose h2{margin:1.6em 0 .5em;font-weight:600}
.prose h2::before{content:"";display:block;width:48px;height:4px;border-radius:3px;background:var(--teal);margin-bottom:.5em}
.prose p,.prose li{font-size:1.07rem}
.prose ul,.prose ol{margin:0 0 1.2em 1.2em}
.prose li{margin-bottom:.5em}
.blog-cat{margin-bottom:56px}
.blog-cat>h2{margin-bottom:24px}

.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:46px;align-items:start;padding:54px 0 66px}
.field{margin-bottom:16px}
.field label{display:block;font-family:var(--ff-body);font-weight:700;font-size:.92rem;margin-bottom:6px;color:var(--ink)}
.field input,.field select,.field textarea{width:100%;font-family:var(--ff-body);font-size:1rem;color:var(--ink);padding:12px 14px;border:1.5px solid var(--line);border-radius:var(--radius-sm);background:#fff;transition:border-color .15s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--teal)}
.field textarea{min-height:130px;resize:vertical}
.contact-aside{background:var(--navy-800);color:#cdddE3;border-radius:var(--radius);padding:30px;position:relative;overflow:hidden}
.contact-aside::before{content:"";position:absolute;inset:0;background:radial-gradient(320px 180px at 85% -10%,rgba(15,181,166,.35),transparent 60%)}
.contact-aside>*{position:relative}
.contact-aside h3{margin-bottom:8px;color:#fff;font-size:.96rem;letter-spacing:.04em}
.contact-aside .big{font-family:var(--ff-display);font-weight:700;font-size:1.7rem;color:#fff;display:block;margin:4px 0 16px}
.contact-aside .big a{color:var(--teal)}
.contact-aside p{color:#bccfd7}
.contact-aside a{color:var(--teal)}
.form-note{font-size:.86rem;color:var(--muted);margin-top:8px}

/* Calculator / estimator */
.calc{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:start;margin:8px 0 12px}
.calc-panel{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.calc-result{background:var(--navy-800);color:#fff;border-radius:var(--radius);padding:30px;position:sticky;top:100px;overflow:hidden}
.calc-result::before{content:"";position:absolute;inset:0;background:radial-gradient(320px 180px at 85% -10%,rgba(15,181,166,.35),transparent 60%)}
.calc-result>*{position:relative}
.calc-result h3{color:#9fb6c0;font-size:.95rem;letter-spacing:.05em;text-transform:uppercase;margin-bottom:6px}
.calc-big{font-family:var(--ff-display);font-weight:700;font-size:2.5rem;color:var(--teal);line-height:1.05;margin-bottom:4px}
.calc-sub{color:#bccfd7;font-size:.95rem;margin-bottom:22px}
.calc-line{display:flex;justify-content:space-between;padding:11px 0;border-top:1px solid rgba(255,255,255,.12);font-size:.97rem}
.calc-line span:first-child{color:#9fb6c0}
.calc-line b{font-family:var(--ff-display);font-weight:600}
.calc-note{font-size:.82rem;color:#8ba3ad;margin-top:18px;line-height:1.5}
.calc-note a{color:#fff;text-decoration:underline}

.err{text-align:center;padding:96px 22px}
.err h1{font-size:clamp(3rem,12vw,7rem);color:var(--navy-800)}
.err p{color:var(--muted);font-size:1.15rem;margin-bottom:24px}

/* RESPONSIVE */
@media (max-width:980px){
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .process{grid-template-columns:repeat(2,1fr);gap:30px}
  .process .step::after{display:none}
  .split{grid-template-columns:1fr;gap:30px}
  .article-layout{grid-template-columns:1fr;gap:0}
  .sidebar{position:static;margin-top:40px}
  .toc{display:none}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .contact-grid,.calc{grid-template-columns:1fr}
  .calc-result{position:static}
}
@media (max-width:640px){
  body{font-size:17px}
  .nav-toggle{display:flex}
  .nav-menu{position:absolute;top:78px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:10px 16px 18px;box-shadow:var(--shadow);transform:translateY(-12px);opacity:0;pointer-events:none;transition:.2s}
  .nav-menu.open{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav-menu a{padding:.85em .6em}
  .nav-cta{margin-top:6px;text-align:center}
  .card-grid,.svc-grid,.process,.footer-grid,.proscons{grid-template-columns:1fr}
  .cta-band-inner{flex-direction:column;align-items:flex-start}
  .footer-bottom{flex-direction:column;gap:8px;text-align:center}
  section.block{padding:56px 0}
  .hero-inner{padding:64px 0 70px}
}
@media (prefers-reduced-motion:reduce){*{animation:none !important;transition:none !important;scroll-behavior:auto !important}}