:root {
  --navy:#082b5c;
  --navy-2:#061f43;
  --blue:#0a72c7;
  --cyan:#16b9e9;
  --orange:#f59e0b;
  --ink:#172033;
  --muted:#64748b;
  --line:#dce5ef;
  --soft:#f5f8fc;
  --white:#fff;
  --success:#0f8a5f;
  --danger:#c83838;
  --warning:#b76b00;
  --shadow:0 14px 34px rgba(8,43,92,.10);
  --radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.6}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(1180px,calc(100% - 36px));margin-inline:auto}
.section{padding:76px 0}
.section--soft{background:var(--soft)}
.section--dark{background:linear-gradient(135deg,var(--navy-2),var(--navy));color:#fff}
.eyebrow{display:inline-flex;align-items:center;gap:8px;text-transform:uppercase;letter-spacing:.12em;font-size:.77rem;font-weight:800;color:var(--blue);margin-bottom:12px}
.section--dark .eyebrow{color:#86ddf5}
.eyebrow::before{content:"";width:28px;height:3px;background:var(--cyan);border-radius:99px}
h1,h2,h3,h4{line-height:1.18;margin:0 0 14px;color:var(--navy-2)}
.section--dark h1,.section--dark h2,.section--dark h3,.section--dark h4{color:#fff}
h1{font-size:clamp(2.35rem,5vw,4.9rem);letter-spacing:-.04em}
h2{font-size:clamp(1.9rem,3.4vw,3rem);letter-spacing:-.03em}
h3{font-size:1.35rem}
p{margin:0 0 16px}
.lead{font-size:1.13rem;color:#44526a;max-width:760px}
.section--dark .lead{color:#d8e6f5}
.small{font-size:.88rem}.muted{color:var(--muted)}
.text-center{text-align:center}.text-right{text-align:right}
.stack{display:flex;flex-direction:column;gap:16px}
.cluster{display:flex;flex-wrap:wrap;align-items:center;gap:12px}
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}

/* Header */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.97);border-bottom:1px solid rgba(8,43,92,.08);backdrop-filter:blur(10px)}
.navbar{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;min-width:max-content;color:var(--navy-2);font-weight:900;letter-spacing:.02em}
.brand img{width:68px;height:46px;object-fit:contain;border-radius:6px;background:#fff}
.brand span{font-size:.96rem}
.nav-menu{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-menu a{display:block;padding:10px 10px;border-radius:9px;color:#2c3a50;font-size:.92rem;font-weight:700}
.nav-menu a:hover,.nav-menu a[aria-current="page"]{color:var(--navy);background:#eef5fb}
.nav-menu .btn{padding:10px 14px;color:#fff;background:var(--navy)}
.nav-menu .btn:hover{color:#fff;background:var(--blue)}
.nav-toggle{display:none;width:42px;height:42px;border:0;background:#eef5fb;border-radius:10px;color:var(--navy);font-size:1.35rem}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:11px;padding:12px 18px;font-weight:800;line-height:1.15;transition:.2s ease;background:var(--navy);color:#fff}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(8,43,92,.16);color:#fff}
.btn--primary{background:var(--navy)}.btn--cyan{background:var(--cyan);color:#052441}.btn--orange{background:var(--orange);color:#2c1b00}
.btn--outline{background:#fff;border-color:#b8c9dc;color:var(--navy)}.btn--outline:hover{background:#eef5fb;color:var(--navy)}
.btn--light{background:#fff;color:var(--navy)}
.btn--danger{background:#fff;color:var(--danger);border-color:#e8b4b4}
.btn--sm{padding:8px 11px;font-size:.84rem;border-radius:8px}

/* Hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#051d3f 0%,#0a376e 58%,#0d5b9b 100%);color:#fff}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 82% 25%,rgba(22,185,233,.28),transparent 35%);pointer-events:none}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;min-height:650px;align-items:center;gap:48px;padding:82px 0}
.hero h1{color:#fff;max-width:760px}.hero .lead{color:#d9e8f7;font-size:1.18rem}
.hero-kicker{display:inline-flex;padding:7px 12px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.08);border-radius:99px;color:#dff7ff;font-size:.82rem;font-weight:800;margin-bottom:18px}
.hero-media{position:relative}
.hero-media img{height:475px;width:100%;object-fit:cover;border-radius:26px;box-shadow:0 28px 65px rgba(0,0,0,.28)}
.hero-media::before{content:"";position:absolute;width:180px;height:180px;right:-24px;bottom:-24px;border:2px solid rgba(22,185,233,.5);border-radius:28px;z-index:-1}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}.hero-badges span{background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);padding:8px 11px;border-radius:9px;font-size:.86rem;font-weight:700}

/* Cards & metrics */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 6px 18px rgba(8,43,92,.04);padding:24px}
.card--lift{transition:.25s ease}.card--lift:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.icon-chip{width:48px;height:48px;border-radius:13px;display:grid;place-items:center;background:#e9f7fd;color:var(--navy);font-weight:900;font-size:1.1rem;margin-bottom:16px}
.metric{padding:24px;border-left:3px solid var(--cyan)}
.metric strong{display:block;font-size:2rem;line-height:1;color:var(--navy);margin-bottom:8px}.metric span{color:var(--muted);font-weight:700;font-size:.9rem}
.metric-band{margin-top:-42px;position:relative;z-index:5;background:#fff;border-radius:18px;box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden;border:1px solid var(--line)}
.metric-band .metric+ .metric{border-left:1px solid var(--line)}

/* Split / image */
.split{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:54px}
.image-frame{border-radius:22px;overflow:hidden;box-shadow:var(--shadow);position:relative}.image-frame img{width:100%;height:440px;object-fit:cover}
.image-caption{position:absolute;left:18px;right:18px;bottom:18px;padding:14px 16px;color:#fff;background:rgba(4,27,58,.88);border-radius:12px;font-size:.9rem}
.check-list{list-style:none;padding:0;margin:20px 0}.check-list li{position:relative;padding:7px 0 7px 31px}.check-list li::before{content:"✓";position:absolute;left:0;top:6px;width:20px;height:20px;display:grid;place-items:center;border-radius:50%;background:#e8f7f2;color:var(--success);font-weight:900;font-size:.75rem}

/* Projects */
.project-card{padding:0;overflow:hidden}.project-card img{width:100%;height:220px;object-fit:cover}.project-card__body{padding:22px}.tag-row{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:10px}.tag{display:inline-flex;padding:5px 9px;background:#edf4fb;color:#33506f;border-radius:99px;font-size:.75rem;font-weight:800}.tag--green{background:#eaf8f2;color:#08704b}.tag--amber{background:#fff5df;color:#8c5700}
.filter-bar{display:flex;flex-wrap:wrap;gap:8px;margin:24px 0 34px}.filter-btn{border:1px solid var(--line);background:#fff;padding:8px 13px;border-radius:99px;font-weight:800;color:#46566e}.filter-btn.active,.filter-btn:hover{background:var(--navy);color:#fff;border-color:var(--navy)}

/* Forms */
.form-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow)}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.field{display:flex;flex-direction:column;gap:7px}.field--full{grid-column:1/-1}
label{font-size:.88rem;font-weight:800;color:#34445a}
input,select,textarea{width:100%;border:1px solid #cbd8e6;border-radius:10px;background:#fff;padding:12px 13px;color:#182337;outline:none;transition:.18s ease}
input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(10,114,199,.12)}
textarea{min-height:130px;resize:vertical}
.form-help{font-size:.8rem;color:var(--muted)}
.alert{border-radius:12px;padding:12px 14px;margin:14px 0;border:1px solid transparent}.alert--success{background:#eaf8f2;color:#075f41;border-color:#b9ead5}.alert--danger{background:#fff0f0;color:#912d2d;border-color:#efc6c6}.alert--warning{background:#fff7e6;color:#805100;border-color:#f1d6a2}.alert--info{background:#edf7ff;color:#14547e;border-color:#c8e6fa}.hidden{display:none!important}

/* Solar results */
.results{margin-top:24px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.result-box{background:#f4f9fd;border:1px solid #d5e8f5;border-radius:14px;padding:16px}.result-box strong{font-size:1.35rem;color:var(--navy);display:block}.result-box span{font-size:.8rem;color:var(--muted);font-weight:700}
.disclaimer{font-size:.82rem;color:#5e6e83;background:#f7f9fc;border-left:3px solid var(--orange);padding:12px 14px;border-radius:8px}

/* Tables / portal */
.portal-shell{display:grid;grid-template-columns:230px minmax(0,1fr);gap:28px;align-items:start}.portal-nav{position:sticky;top:98px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px;box-shadow:0 4px 15px rgba(8,43,92,.04)}
.portal-nav button{width:100%;text-align:left;border:0;background:transparent;padding:10px 12px;border-radius:9px;color:#384960;font-weight:800}.portal-nav button:hover,.portal-nav button.active{background:#edf5fb;color:var(--navy)}
.portal-panel{display:none}.portal-panel.active{display:block}.portal-topbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:22px}.portal-actions{display:flex;flex-wrap:wrap;gap:8px}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:14px;background:#fff}table{border-collapse:collapse;width:100%;min-width:760px}th,td{padding:11px 12px;text-align:left;border-bottom:1px solid #e7edf4;vertical-align:top;font-size:.88rem}th{background:#f4f7fb;color:#35445a;font-size:.78rem;text-transform:uppercase;letter-spacing:.04em}tr:last-child td{border-bottom:0}
.status{display:inline-flex;padding:4px 8px;border-radius:99px;font-size:.74rem;font-weight:900}.status--good{background:#e8f8f1;color:#0a714d}.status--warn{background:#fff3dd;color:#8f5800}.status--bad{background:#fdecec;color:#993232}.status--info{background:#eaf4ff;color:#1f5b90}
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:0 0 22px}.kpi{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}.kpi strong{font-size:1.65rem;color:var(--navy);display:block}.kpi span{font-size:.8rem;color:var(--muted);font-weight:700}
.login-shell{max-width:520px;margin:0 auto}.login-shell .form-card{padding:34px}

/* Timeline/team */
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.timeline-item{border-top:3px solid var(--cyan);padding-top:16px}.timeline-item strong{font-size:1.35rem;color:var(--navy)}
.team-card{padding:0;overflow:hidden}.team-card img{width:100%;aspect-ratio:1/1;object-fit:cover}.team-card__body{padding:18px}.team-card .role{color:var(--blue);font-weight:800;font-size:.84rem;margin-bottom:8px}

/* Quote/pricing */
.price-step{display:flex;gap:14px;align-items:flex-start}.price-step__num{min-width:38px;height:38px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:900}

/* Page banner */
.page-hero{background:linear-gradient(135deg,#061f43,#0a4b86);color:#fff;padding:78px 0 68px;position:relative;overflow:hidden}.page-hero::after{content:"";position:absolute;width:360px;height:360px;border-radius:50%;right:-120px;top:-150px;background:rgba(22,185,233,.16)}.page-hero h1{color:#fff;font-size:clamp(2.3rem,4.8vw,4rem)}.page-hero p{color:#d8e6f5;max-width:760px;font-size:1.1rem}

/* Footer */
.site-footer{background:#041a38;color:#c9d8e8;padding:58px 0 22px}.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:34px}.site-footer h4{color:#fff;font-size:1rem}.site-footer a{color:#d8e6f5}.site-footer a:hover{color:#fff}.footer-logo{width:110px;background:#fff;border-radius:8px;margin-bottom:14px}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:18px;display:flex;justify-content:space-between;gap:16px;font-size:.82rem;color:#9eb2ca}

/* Utilities */
.mt-0{margin-top:0}.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mt-4{margin-top:36px}.mb-0{margin-bottom:0}.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}.w-100{width:100%}.divider{height:1px;background:var(--line);margin:24px 0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

@media (max-width:980px){
  .nav-toggle{display:block}.nav-menu{position:absolute;left:18px;right:18px;top:74px;display:none;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;box-shadow:var(--shadow)}.nav-menu.open{display:flex}.nav-menu a{padding:11px 12px}
  .hero-grid,.split{grid-template-columns:1fr}.hero-grid{padding:60px 0;min-height:auto}.hero-media img{height:370px}.metric-band{grid-template-columns:repeat(2,1fr);margin-top:24px}.metric-band .metric:nth-child(3){border-left:0;border-top:1px solid var(--line)}.metric-band .metric:nth-child(4){border-top:1px solid var(--line)}
  .grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.portal-shell{grid-template-columns:1fr}.portal-nav{position:static;display:flex;overflow:auto;gap:5px}.portal-nav button{width:auto;white-space:nowrap}.kpi-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:650px){
  .container{width:min(100% - 28px,1180px)}.section{padding:58px 0}.navbar{height:70px}.brand img{width:55px;height:39px}.brand span{font-size:.84rem}.nav-menu{top:67px}
  .hero-grid{padding:48px 0}.hero-media img{height:280px}.cluster .btn{width:100%}.metric-band,.grid-2,.grid-3,.grid-4,.form-grid,.results,.timeline,.footer-grid,.kpi-grid{grid-template-columns:1fr}.metric-band .metric{border-left:0!important;border-top:1px solid var(--line)}.metric-band .metric:first-child{border-top:0}.image-frame img{height:300px}.footer-bottom{flex-direction:column}.portal-topbar{align-items:flex-start;flex-direction:column}.form-card{padding:20px}.team-card img{aspect-ratio:4/3}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}