/* SolarPro - Main Stylesheet */
:root{--sun:#F59E0B;--sun-deep:#D97706;--sky:#0EA5E9;--sky-dark:#0369A1;--earth:#1E293B;--earth-light:#334155;--white:#FFFFFF;--gray-50:#F8FAFC;--gray-100:#F1F5F9;--gray-200:#E2E8F0;--gray-600:#475569;--gray-700:#334155;--green:#10B981;--radius:8px;--shadow:0 4px 24px rgba(0,0,0,0.08);--shadow-lg:0 8px 40px rgba(0,0,0,0.14);font-size:16px}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Georgia',serif;color:var(--earth);background:#fff;line-height:1.7}
a{color:var(--sky-dark);text-decoration:none}a:hover{color:var(--sun-deep);text-decoration:underline}
img{max-width:100%;height:auto;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
/* HEADER */
header{background:var(--earth);color:#fff;position:sticky;top:0;z-index:100;box-shadow:var(--shadow-lg)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;max-width:1200px;margin:0 auto}
.logo{font-size:1.5rem;font-weight:700;color:var(--sun);letter-spacing:-0.5px}.logo span{color:#fff}
nav ul{list-style:none;display:flex;gap:28px}
nav ul a{color:var(--gray-200);font-size:.9rem;font-weight:500;transition:color .2s}
nav ul a:hover{color:var(--sun);text-decoration:none}
.nav-cta{background:var(--sun);color:var(--earth)!important;padding:8px 20px;border-radius:var(--radius);font-weight:700!important}
.nav-cta:hover{background:var(--sun-deep)!important;color:#fff!important}
/* HERO */
.hero{background:linear-gradient(135deg,var(--earth) 0%,var(--sky-dark) 100%);color:#fff;padding:80px 20px;text-align:center;position:relative;overflow:hidden}
.hero::before{pointer-events:none;content:'';position:absolute;inset:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(245,158,11,0.08)" stroke-width="1"/><circle cx="50" cy="50" r="60" fill="none" stroke="rgba(245,158,11,0.05)" stroke-width="1"/><circle cx="50" cy="50" r="80" fill="none" stroke="rgba(245,158,11,0.03)" stroke-width="1"/></svg>') center/600px no-repeat}
.hero h1{font-size:clamp(2rem,5vw,3.5rem);font-weight:800;line-height:1.2;margin-bottom:20px;letter-spacing:-1px}
.hero h1 span{color:var(--sun)}
.hero p{font-size:1.2rem;color:var(--gray-200);max-width:600px;margin:0 auto 32px}
.btn{display:inline-block;padding:14px 32px;border-radius:var(--radius);font-weight:700;font-size:1rem;transition:all .2s;cursor:pointer;border:none}
.btn-primary{background:var(--sun);color:var(--earth)}
.btn-primary:hover{background:var(--sun-deep);color:#fff;text-decoration:none;transform:translateY(-2px);box-shadow:0 8px 24px rgba(245,158,11,.4)}
.btn-secondary{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.4)}
.btn-secondary:hover{background:rgba(255,255,255,.1);color:#fff;text-decoration:none}
.hero-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.hero-stats{display:flex;gap:48px;justify-content:center;margin-top:48px;flex-wrap:wrap}
.stat{text-align:center}.stat-num{font-size:2.5rem;font-weight:800;color:var(--sun)}.stat-label{font-size:.85rem;color:var(--gray-200);text-transform:uppercase;letter-spacing:1px}
/* SECTIONS */
section{padding:64px 0}
.section-alt{background:var(--gray-50)}
.section-title{text-align:center;margin-bottom:48px}
.section-title h2{font-size:clamp(1.6rem,3vw,2.4rem);font-weight:800;color:var(--earth);margin-bottom:12px}
.section-title p{color:var(--gray-600);font-size:1.05rem;max-width:560px;margin:0 auto}
/* CARDS */
.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.card{background:#fff;border-radius:12px;padding:28px;box-shadow:var(--shadow);border:1px solid var(--gray-200);transition:all .2s}
.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:var(--sun)}
.card-icon{width:52px;height:52px;background:linear-gradient(135deg,var(--sun),var(--sun-deep));border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:16px}
.card h3{font-size:1.15rem;font-weight:700;margin-bottom:8px;color:var(--earth)}
.card p{font-size:.9rem;color:var(--gray-600);line-height:1.6}
.card a{display:inline-block;margin-top:12px;color:var(--sky-dark);font-weight:600;font-size:.9rem}
/* CITY GRID */
.city-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px}
.city-pill{background:#fff;border:1px solid var(--gray-200);border-radius:8px;padding:12px 16px;font-size:.9rem;font-weight:500;color:var(--earth);transition:all .2s;display:block}
.city-pill:hover{background:var(--sun);color:var(--earth);border-color:var(--sun);text-decoration:none;transform:translateY(-2px)}
/* BREADCRUMB */
.breadcrumb{background:var(--gray-100);padding:12px 0;font-size:.85rem}
.breadcrumb ol{list-style:none;display:flex;gap:8px;flex-wrap:wrap}
.breadcrumb li:not(:last-child)::after{content:'›';margin-left:8px;color:var(--gray-600)}
.breadcrumb a{color:var(--sky-dark)}
/* ARTICLE CONTENT */
.article-content{max-width:860px;margin:0 auto}
.article-content h2{font-size:1.7rem;font-weight:800;margin:40px 0 16px;color:var(--earth);border-left:4px solid var(--sun);padding-left:16px}
.article-content h3{font-size:1.25rem;font-weight:700;margin:28px 0 12px;color:var(--earth)}
.article-content p{margin-bottom:18px;font-size:1.02rem;line-height:1.8;color:#2D3748}
.article-content ul,.article-content ol{margin:16px 0 18px 24px}
.article-content li{margin-bottom:8px;font-size:1rem;color:#2D3748}
.article-content table{width:100%;border-collapse:collapse;margin:24px 0;font-size:.95rem}
.article-content th{background:var(--earth);color:#fff;padding:12px 16px;text-align:left;font-weight:600}
.article-content td{padding:11px 16px;border-bottom:1px solid var(--gray-200)}
.article-content tr:nth-child(even) td{background:var(--gray-50)}
/* FAQ */
.faq-item{border:1px solid var(--gray-200);border-radius:8px;margin-bottom:12px;overflow:hidden}
.faq-q{padding:18px 20px;font-weight:700;cursor:pointer;display:flex;justify-content:space-between;align-items:center;background:#fff;font-size:1rem}
.faq-q::after{content:'+';font-size:1.4rem;color:var(--sun);font-weight:300}
.faq-q.open::after{content:'−'}
.faq-a{padding:0 20px;max-height:0;overflow:hidden;transition:max-height .3s,padding .3s;font-size:.95rem;color:var(--gray-600);line-height:1.7}
.faq-a.open{max-height:400px;padding:0 20px 18px}
/* CALCULATOR */
.calc-box{background:linear-gradient(135deg,var(--earth),var(--sky-dark));border-radius:16px;padding:40px;color:#fff;max-width:700px;margin:0 auto}
.calc-box h3{font-size:1.5rem;font-weight:800;margin-bottom:24px;color:var(--sun)}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:.9rem;font-weight:600;margin-bottom:8px;color:var(--gray-200)}
.form-group input,.form-group select{width:100%;padding:12px 16px;border-radius:var(--radius);border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.1);color:#fff;font-size:1rem}
.form-group input::placeholder{color:rgba(255,255,255,.5)}
.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--sun);background:rgba(255,255,255,.15)}
.form-group select option{background:var(--earth);color:#fff}
.calc-result{background:rgba(245,158,11,.15);border:1px solid var(--sun);border-radius:var(--radius);padding:20px;margin-top:24px;display:none}
.calc-result.show{display:block}
.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:12px}
.result-item .r-label{font-size:.8rem;color:var(--gray-200);text-transform:uppercase;letter-spacing:1px}
.result-item .r-val{font-size:1.8rem;font-weight:800;color:var(--sun)}
/* LEAD FORM */
.lead-form{background:linear-gradient(135deg,var(--sun),var(--sun-deep));border-radius:16px;padding:48px;text-align:center}
.lead-form h3{font-size:1.8rem;font-weight:800;color:var(--earth);margin-bottom:8px}
.lead-form p{color:var(--earth);margin-bottom:28px;opacity:.8}
.lead-fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;max-width:700px;margin:0 auto 20px}
.lead-fields input{padding:13px 16px;border-radius:var(--radius);border:none;font-size:1rem;background:#fff;color:var(--earth)}
.lead-fields input::placeholder{color:#94A3B8}
/* ADSENSE */
.ad-unit{background:var(--gray-100);border:1px dashed var(--gray-200);border-radius:var(--radius);padding:20px;text-align:center;color:var(--gray-600);font-size:.8rem;margin:24px 0}
.ad-unit::before{content:'Advertisement';display:block;font-size:.75rem;text-transform:uppercase;letter-spacing:1px;margin-bottom:8px}
/* SIDEBAR */
.content-with-sidebar{display:grid;grid-template-columns:1fr 320px;gap:40px;align-items:start}
.sidebar-widget{background:#fff;border:1px solid var(--gray-200);border-radius:12px;padding:24px;margin-bottom:24px}
.sidebar-widget h4{font-size:1rem;font-weight:700;margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--sun)}
.sidebar-links{list-style:none}
.sidebar-links li{padding:8px 0;border-bottom:1px solid var(--gray-100)}
.sidebar-links a{font-size:.9rem;color:var(--sky-dark)}
/* COMPARISON TABLE */
.comparison-table{width:100%;border-collapse:collapse;margin:24px 0}
.comparison-table th{background:var(--earth);color:#fff;padding:14px 20px;text-align:left}
.comparison-table td{padding:13px 20px;border-bottom:1px solid var(--gray-200)}
.comparison-table tr:nth-child(even) td{background:var(--gray-50)}
.tag-winner{background:var(--green);color:#fff;padding:2px 10px;border-radius:20px;font-size:.75rem;font-weight:700;margin-left:8px}
/* FOOTER */
footer{background:var(--earth);color:var(--gray-200);padding:60px 0 24px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:40px}
.footer-brand p{font-size:.9rem;line-height:1.7;margin-top:12px;opacity:.7}
footer h5{color:#fff;font-size:.9rem;font-weight:700;margin-bottom:16px;text-transform:uppercase;letter-spacing:1px}
footer ul{list-style:none}
footer ul li{margin-bottom:8px}
footer ul a{color:var(--gray-200);font-size:.88rem;opacity:.7;transition:opacity .2s}
footer ul a:hover{opacity:1;color:var(--sun);text-decoration:none}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;display:flex;justify-content:space-between;align-items:center;font-size:.85rem;opacity:.5}
/* PAGE HERO */
.page-hero{background:linear-gradient(135deg,var(--earth),var(--sky-dark));color:#fff;padding:48px 0}
.page-hero h1{font-size:clamp(1.8rem,4vw,2.8rem);font-weight:800;margin-bottom:12px}
.page-hero p{font-size:1.1rem;opacity:.85;max-width:600px}
.page-meta{display:flex;gap:20px;margin-top:16px;flex-wrap:wrap}
.page-meta span{font-size:.85rem;opacity:.7;display:flex;align-items:center;gap:6px}
/* RELATED */
.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}
.related-card{border:1px solid var(--gray-200);border-radius:10px;padding:20px;transition:all .2s}
.related-card:hover{border-color:var(--sun);box-shadow:var(--shadow)}
.related-card h4{font-size:1rem;font-weight:700;margin-bottom:6px}
.related-card p{font-size:.85rem;color:var(--gray-600)}
/* BADGE */
.badge{display:inline-block;padding:4px 12px;border-radius:20px;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px}
.badge-sun{background:rgba(245,158,11,.1);color:var(--sun-deep)}
.badge-green{background:rgba(16,185,129,.1);color:#059669}
.badge-sky{background:rgba(14,165,233,.1);color:var(--sky-dark)}
/* RESPONSIVE */
@media(max-width:900px){.content-with-sidebar{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.header-inner{flex-wrap:wrap;gap:12px}nav ul{gap:16px}.hero{padding:48px 20px}.hero-stats{gap:24px}.result-grid{grid-template-columns:1fr}}

.hero-btns{position:relative;z-index:10}
.hero-btns .btn{position:relative;z-index:10;pointer-events:auto}

/* Button click fixes */
.hero::before{pointer-events:none!important}
.hero-btns{position:relative;z-index:20!important}
.hero-btns .btn{position:relative;z-index:20!important;pointer-events:auto!important;cursor:pointer!important}
.hero-stats{position:relative;z-index:5}
.sp-hero-call{position:relative;z-index:5}