/* =========================================================
   MOBILE ELECTRICIAN – style.css
   Brand: Blue (#003DA5) + Orange (#FF6600) + White/Black
   Dark mode: follows system/browser preference
   ========================================================= */

:root {
  --blue-900: #001a4d;
  --blue-800: #002a7a;
  --blue-700: #003DA5;
  --blue-600: #1a52b8;
  --blue-500: #3369cc;
  --blue-400: #5585d6;
  --blue-300: #7aa5e0;
  --blue-100: #dce8f8;
  --blue-50:  #f0f5fc;
  --orange-700: #cc4d00;
  --orange-600: #e55a00;
  --orange:     #FF6600;
  --orange-400: #ff8533;
  --orange-300: #ffaa66;
  --orange-100: #ffe8d6;
  --white: #ffffff;
  --off-white: #f8faff;
  --gray-100: #f2f4f8;
  --gray-200: #e4e8f0;
  --gray-300: #ccd3e0;
  --gray-500: #7a8599;
  --gray-700: #3d4559;
  --gray-900: #111827;
  --black: #0a0e1a;

  --bg: var(--off-white);
  --bg-card: var(--white);
  --bg-card-hover: #f0f5fc;
  --text-primary: var(--gray-900);
  --text-secondary: var(--gray-700);
  --text-muted: var(--gray-500);
  --border: var(--gray-200);
  --navbar-bg: rgba(255,255,255,0.95);
  --navbar-shadow: 0 2px 20px rgba(0,61,165,0.08);
  --topbar-bg: var(--blue-700);
  --topbar-text: var(--white);
  --gradient-primary: linear-gradient(135deg, var(--blue-700) 0%, var(--blue-900) 100%);
  --gradient-orange: linear-gradient(135deg, var(--orange) 0%, var(--orange-700) 100%);
  --gradient-hero: linear-gradient(135deg, #001a4d 0%, #002a7a 50%, #003DA5 100%);
  --gradient-solar: linear-gradient(160deg, var(--blue-900) 0%, #001230 60%, var(--blue-800) 100%);
  --shadow-sm: 0 1px 4px rgba(0,61,165,0.08);
  --shadow-md: 0 4px 24px rgba(0,61,165,0.12);
  --shadow-lg: 0 12px 48px rgba(0,61,165,0.18);
  --shadow-card: 0 2px 16px rgba(0,61,165,0.1);
  --shadow-card-hover: 0 8px 40px rgba(0,61,165,0.2);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.15s ease;
  --font-display: 'Barlow Condensed', 'Oswald', sans-serif;
  --font-body: 'Barlow', system-ui, sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;scroll-padding-top:80px;}
body{font-family:var(--font-body);background:var(--bg);color:var(--text-primary);line-height:1.6;transition:background var(--transition),color var(--transition);overflow-x:hidden;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
button{cursor:pointer;border:none;background:none;font:inherit;}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.1;}
.text-accent{color:var(--orange);}
.text-orange{color:var(--orange);}

/* TOP BAR */
.topbar{background:var(--topbar-bg);color:var(--topbar-text);font-size:.8rem;font-weight:500;letter-spacing:.02em;position:relative;z-index:100;transition:background var(--transition);}
.topbar__inner{max-width:1200px;margin:0 auto;padding:9px 24px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;}
.topbar__left,.topbar__right{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.topbar__link{display:flex;align-items:center;gap:6px;opacity:.9;transition:opacity var(--transition-fast);}
.topbar__link:hover{opacity:1;}
.topbar__whatsapp{background:rgba(37,211,102,.15);color:#4ade80;padding:4px 10px;border-radius:20px;font-weight:600;}
.topbar__whatsapp:hover{background:rgba(37,211,102,.25);}
.topbar__sep{opacity:.3;}
.topbar__text{opacity:.75;}
.theme-toggle{background:rgba(255,255,255,.1);border-radius:50%;width:30px;height:30px;display:flex;align-items:center;justify-content:center;font-size:14px;transition:background var(--transition-fast),transform var(--transition-fast);}
.theme-toggle:hover{background:rgba(255,255,255,.2);transform:rotate(15deg);}

/* NAVBAR */
.navbar{position:sticky;top:0;z-index:99;background:var(--navbar-bg);box-shadow:var(--navbar-shadow);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);transition:background var(--transition),box-shadow var(--transition);}
.navbar__inner{max-width:1200px;margin:0 auto;padding:0 24px;height:66px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.navbar__logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.navbar__logo-img{height:44px;width:auto;object-fit:contain;}
.navbar__logo-fallback{display:flex;align-items:center;gap:8px;}
.logo-bolt{font-size:28px;filter:drop-shadow(0 0 8px var(--orange));}
.logo-main{display:block;font-family:var(--font-display);font-size:1.2rem;font-weight:900;color:var(--blue-700);line-height:1;letter-spacing:.06em;}
.logo-sub{display:block;font-family:var(--font-display);font-size:.7rem;font-weight:700;color:var(--orange);letter-spacing:.12em;}
.navbar__links{display:flex;align-items:center;gap:4px;}
.nav-link{padding:8px 14px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:600;color:var(--text-secondary);transition:color var(--transition-fast),background var(--transition-fast);letter-spacing:.01em;}
.nav-link:hover{color:var(--blue-700);background:var(--blue-50);}
.nav-cta{padding:9px 20px;border-radius:var(--radius-sm);background:var(--gradient-orange);color:#fff;font-size:.9rem;font-weight:700;letter-spacing:.03em;box-shadow:0 2px 12px rgba(255,102,0,.35);transition:transform var(--transition-fast),box-shadow var(--transition-fast);}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 4px 20px rgba(255,102,0,.45);}
.navbar__hamburger{display:none;flex-direction:column;gap:5px;padding:8px;}
.navbar__hamburger span{width:22px;height:2px;background:var(--text-primary);border-radius:2px;transition:transform var(--transition),opacity var(--transition);}
.navbar__hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.navbar__hamburger.open span:nth-child(2){opacity:0;}
.navbar__hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:var(--radius-sm);font-family:var(--font-display);font-size:1rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;transition:transform var(--transition-fast),box-shadow var(--transition-fast),background var(--transition-fast);cursor:pointer;white-space:nowrap;}
.btn:hover{transform:translateY(-2px);}
.btn--primary{background:var(--gradient-orange);color:#fff;box-shadow:0 4px 20px rgba(255,102,0,.35);}
.btn--primary:hover{box-shadow:0 8px 32px rgba(255,102,0,.5);}
.btn--outline{background:transparent;color:var(--text-primary);border:2px solid var(--border);}
.btn--outline:hover{border-color:var(--blue-700);color:var(--blue-700);}
.btn--outline-white{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.4);}
.btn--outline-white:hover{border-color:#fff;background:rgba(255,255,255,.1);}
.btn--full{width:100%;justify-content:center;}

/* SECTIONS */
.section__inner{max-width:1200px;margin:0 auto;padding:96px 24px;}
.section__header{text-align:center;margin-bottom:56px;}
.section__eyebrow{display:inline-block;font-size:.75rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--orange);background:var(--orange-100);padding:5px 14px;border-radius:20px;margin-bottom:16px;}
.section__eyebrow--light{color:var(--orange);background:rgba(255,102,0,.15);}
.section__title{font-family:var(--font-display);font-size:clamp(2rem,5vw,3.2rem);font-weight:800;color:var(--text-primary);line-height:1.1;margin-bottom:16px;}
.section__title--light{color:#fff;}
.section__sub{font-size:1.05rem;color:var(--text-muted);max-width:560px;margin:0 auto;}
.section__sub--light{color:rgba(255,255,255,.7);}

/* HERO */
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--gradient-hero);overflow:hidden;padding:100px 24px 60px;}
.hero__bg-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:48px 48px;pointer-events:none;}
.hero__glow{position:absolute;border-radius:50%;filter:blur(80px);pointer-events:none;}
.hero__glow--1{width:600px;height:600px;background:radial-gradient(circle,rgba(0,61,165,.4) 0%,transparent 70%);top:-200px;right:-200px;}
.hero__glow--2{width:400px;height:400px;background:radial-gradient(circle,rgba(255,102,0,.25) 0%,transparent 70%);bottom:-100px;left:-100px;}
.hero__inner{position:relative;z-index:2;text-align:center;max-width:820px;}
.hero__badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);color:rgba(255,255,255,.85);font-size:.82rem;font-weight:600;letter-spacing:.06em;padding:8px 18px;border-radius:40px;margin-bottom:28px;backdrop-filter:blur(8px);}
.badge__dot{width:8px;height:8px;border-radius:50%;background:#4ade80;box-shadow:0 0 8px #4ade80;animation:pulse-dot 2s ease-in-out infinite;}
@keyframes pulse-dot{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.6;transform:scale(.8);}}
.hero__heading{font-family:var(--font-display);font-size:clamp(2.8rem,8vw,6rem);font-weight:900;color:#fff;line-height:1;margin-bottom:24px;text-transform:uppercase;letter-spacing:-.01em;}
.hero__heading--accent{color:var(--orange);display:inline-block;background:linear-gradient(90deg,var(--orange) 0%,var(--orange-400) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.hero__heading--sm{font-size:clamp(1.2rem,3vw,2rem);font-weight:600;color:rgba(255,255,255,.6);text-transform:none;letter-spacing:0;}
.hero__sub{font-size:1.1rem;color:rgba(255,255,255,.7);max-width:580px;margin:0 auto 36px;line-height:1.7;}
.hero__ctas{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;margin-bottom:56px;}
.hero__stats{display:flex;align-items:center;justify-content:center;gap:0;flex-wrap:wrap;border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-lg);background:rgba(255,255,255,.05);backdrop-filter:blur(8px);overflow:hidden;}
.hero__stat{padding:20px 32px;border-right:1px solid rgba(255,255,255,.08);text-align:center;flex:1;min-width:120px;}
.hero__stat:last-child{border-right:none;}
.stat__num{display:block;font-family:var(--font-display);font-size:2rem;font-weight:900;color:var(--orange);line-height:1;}
.stat__label{display:block;font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:rgba(255,255,255,.55);margin-top:4px;}
.hero__scroll-hint{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;color:rgba(255,255,255,.4);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;}
.scroll-arrow{width:20px;height:20px;border-right:2px solid rgba(255,255,255,.3);border-bottom:2px solid rgba(255,255,255,.3);transform:rotate(45deg);animation:bounce-arrow 2s ease-in-out infinite;}
@keyframes bounce-arrow{0%,100%{transform:rotate(45deg) translateY(0);}50%{transform:rotate(45deg) translateY(5px);}}

/* ANIMATIONS */
.animate-fade-up{opacity:0;transform:translateY(30px);animation:fadeUp .7s cubic-bezier(.4,0,.2,1) forwards;}
.delay-1{animation-delay:.15s;}.delay-2{animation-delay:.3s;}.delay-3{animation-delay:.45s;}.delay-4{animation-delay:.6s;}
@keyframes fadeUp{to{opacity:1;transform:translateY(0);}}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease;}
.reveal.visible{opacity:1;transform:none;}

/* SERVICES */
.services{background:var(--bg);}
.services__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;margin-bottom:48px;}
.service-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:32px 28px;transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition),background var(--transition);box-shadow:var(--shadow-card);position:relative;overflow:hidden;}
.service-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--gradient-orange);opacity:0;transition:opacity var(--transition);}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-card-hover);border-color:var(--blue-300);background:var(--bg-card-hover);}
.service-card:hover::before{opacity:1;}
.service-card__icon{font-size:2.5rem;margin-bottom:16px;display:block;filter:drop-shadow(0 2px 8px rgba(255,102,0,.3));}
.service-card h3{font-family:var(--font-display);font-size:1.3rem;font-weight:800;color:var(--text-primary);margin-bottom:10px;text-transform:uppercase;letter-spacing:.03em;}
.service-card p{font-size:.9rem;color:var(--text-muted);line-height:1.6;}
.services__cta{text-align:center;padding:36px;background:linear-gradient(135deg,var(--blue-50) 0%,var(--orange-100) 100%);border-radius:var(--radius-lg);border:1px solid var(--border);}
.services__cta p{font-size:1.1rem;color:var(--text-secondary);margin-bottom:20px;}
.services__cta strong{color:var(--orange);font-size:1.3em;}

/* SOLAR */
.solar{position:relative;overflow:hidden;}
.solar__bg{position:absolute;inset:0;background:var(--gradient-solar);}
.solar .section__inner{position:relative;z-index:2;}
.solar__cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px;margin-bottom:32px;align-items:start;}
.solar-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-lg);padding:36px 30px;position:relative;backdrop-filter:blur(12px);transition:transform var(--transition),box-shadow var(--transition);}
.solar-card:hover{transform:translateY(-8px);box-shadow:0 20px 60px rgba(0,0,0,.4);}
.solar-card--featured{background:linear-gradient(160deg,rgba(0,61,165,.4) 0%,rgba(0,26,77,.6) 100%);border-color:var(--blue-400);box-shadow:0 8px 40px rgba(0,61,165,.4);}
.solar-card__badge{display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;background:rgba(255,255,255,.1);color:rgba(255,255,255,.7);padding:4px 12px;border-radius:20px;margin-bottom:20px;}
.solar-card__badge--hot{background:var(--gradient-orange);color:#fff;box-shadow:0 2px 12px rgba(255,102,0,.4);}
.solar-card__badge--premium{background:linear-gradient(135deg,#7a5af8 0%,#4c2fad 100%);color:#fff;}
.solar-card__header h3{font-family:var(--font-display);font-size:1.6rem;font-weight:800;color:#fff;text-transform:uppercase;letter-spacing:.04em;margin-bottom:12px;}
.solar-card__price{display:flex;align-items:baseline;gap:4px;margin-bottom:28px;border-bottom:1px solid rgba(255,255,255,.1);padding-bottom:24px;}
.price__currency{font-family:var(--font-display);font-size:1.4rem;font-weight:700;color:var(--orange);}
.price__amount{font-family:var(--font-display);font-size:2.6rem;font-weight:900;color:#fff;line-height:1;}
.price__vat{font-size:.8rem;color:rgba(255,255,255,.5);margin-left:4px;}
.solar-card__specs{margin-bottom:24px;}
.solar-card__specs li{display:flex;gap:10px;font-size:.9rem;color:rgba(255,255,255,.8);padding:7px 0;border-bottom:1px solid rgba(255,255,255,.05);}
.solar-card__specs li:last-child{border-bottom:none;}
.spec__check{color:var(--orange);font-weight:700;flex-shrink:0;}
.solar-card__powers{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px;}
.power-tag{font-size:.78rem;font-weight:600;padding:4px 12px;border-radius:20px;background:rgba(255,255,255,.1);color:rgba(255,255,255,.75);border:1px solid rgba(255,255,255,.15);}
.power-tag--highlight{background:rgba(255,102,0,.2);color:var(--orange-300);border-color:rgba(255,102,0,.3);}
.solar__note{text-align:center;font-size:.85rem;color:rgba(255,255,255,.5);margin-top:16px;}

/* WORKS */
.works{background:var(--bg);}
.works__gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;}
.gallery-item{position:relative;border-radius:var(--radius-md);overflow:hidden;cursor:pointer;aspect-ratio:4/3;background:var(--gray-100);}
.gallery-item--wide{grid-column:span 2;aspect-ratio:16/9;}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.gallery-item:hover img{transform:scale(1.05);}
.gallery-item__overlay{position:absolute;inset:0;background:linear-gradient(to bottom,transparent 50%,rgba(0,10,40,.7) 100%);display:flex;align-items:flex-end;justify-content:flex-end;padding:16px;opacity:0;transition:opacity var(--transition);}
.gallery-item:hover .gallery-item__overlay{opacity:1;}
.gallery-item__overlay span{background:var(--orange);color:#fff;font-size:.78rem;font-weight:700;padding:6px 16px;border-radius:20px;letter-spacing:.06em;}
.lightbox{display:none;position:fixed;inset:0;z-index:1000;background:rgba(0,0,0,.95);align-items:center;justify-content:center;gap:16px;}
.lightbox.active{display:flex;}
.lightbox__content{max-width:90vw;max-height:85vh;display:flex;align-items:center;justify-content:center;}
.lightbox__content img{max-width:100%;max-height:85vh;object-fit:contain;border-radius:var(--radius-md);box-shadow:0 20px 80px rgba(0,0,0,.8);}
.lightbox__close,.lightbox__prev,.lightbox__next{background:rgba(255,255,255,.1);color:#fff;border-radius:50%;width:48px;height:48px;font-size:1.6rem;display:flex;align-items:center;justify-content:center;transition:background var(--transition-fast);flex-shrink:0;}
.lightbox__close:hover,.lightbox__prev:hover,.lightbox__next:hover{background:rgba(255,102,0,.5);}
.lightbox__close{position:absolute;top:20px;right:20px;font-size:1.8rem;}

/* WHY US */
.why-us{background:var(--gray-100);}
.why-us__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px;}
.why-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:36px 30px;transition:transform var(--transition),box-shadow var(--transition);box-shadow:var(--shadow-card);}
.why-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover);}
.why-card__num{font-family:var(--font-display);font-size:3.5rem;font-weight:900;color:var(--blue-100);line-height:1;margin-bottom:16px;}
.why-card h3{font-family:var(--font-display);font-size:1.2rem;font-weight:800;text-transform:uppercase;letter-spacing:.04em;color:var(--text-primary);margin-bottom:10px;}
.why-card p{font-size:.9rem;color:var(--text-muted);line-height:1.7;}

/* CONTACT */
.contact{position:relative;overflow:hidden;}
.contact__bg{position:absolute;inset:0;background:var(--gradient-solar);}
.contact .section__inner{position:relative;z-index:2;}
.contact__grid{display:grid;grid-template-columns:1fr 1.2fr;gap:60px;align-items:start;}
.contact__sub{font-size:1rem;color:rgba(255,255,255,.6);margin-bottom:36px;line-height:1.7;}
.contact__methods{display:flex;flex-direction:column;gap:12px;}
.contact-method{display:flex;align-items:center;gap:16px;padding:16px 20px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-md);color:#fff;transition:background var(--transition),transform var(--transition-fast);backdrop-filter:blur(8px);}
.contact-method:hover{background:rgba(255,255,255,.12);transform:translateX(4px);}
.contact-method__icon{font-size:1.4rem;flex-shrink:0;}
.contact-method__label{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:rgba(255,255,255,.5);font-weight:600;}
.contact-method__value{display:block;font-size:.95rem;font-weight:700;color:#fff;}
.contact__form-wrap{background:var(--bg-card);border-radius:var(--radius-lg);padding:40px 36px;box-shadow:0 20px 60px rgba(0,0,0,.3);}
.contact-form{display:flex;flex-direction:column;gap:18px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.form-group{display:flex;flex-direction:column;gap:6px;}
.form-group label{font-size:.82rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--text-secondary);}
.form-group input,.form-group select,.form-group textarea{padding:13px 16px;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);color:var(--text-primary);font-family:var(--font-body);font-size:.95rem;transition:border-color var(--transition),box-shadow var(--transition);outline:none;-webkit-appearance:none;appearance:none;}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--blue-700);box-shadow:0 0 0 3px rgba(0,61,165,.12);}
.form-group textarea{resize:vertical;min-height:110px;}
.form-group select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%237a8599' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:40px;}
.form__note{font-size:.78rem;color:var(--text-muted);text-align:center;}

/* FOOTER */
.footer{background:var(--black);color:rgba(255,255,255,.7);}
.footer__inner{max-width:1200px;margin:0 auto;padding:64px 24px 40px;display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;}
.footer__brand p{font-size:.9rem;line-height:1.7;margin:16px 0 24px;color:rgba(255,255,255,.5);}
.footer__logo{height:48px;width:auto;object-fit:contain;filter:brightness(0) invert(1);opacity:.9;}
.footer__social{display:flex;gap:12px;}
.footer__social a{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.08);color:rgba(255,255,255,.6);transition:background var(--transition),color var(--transition);}
.footer__social a:hover{background:var(--orange);color:#fff;}
.footer__col h4{font-family:var(--font-display);font-size:1rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:#fff;margin-bottom:18px;}
.footer__col ul{display:flex;flex-direction:column;gap:10px;}
.footer__col ul li a,.footer__col ul li{font-size:.88rem;color:rgba(255,255,255,.5);transition:color var(--transition-fast);}
.footer__col ul li a:hover{color:var(--orange);}
.footer__bottom{max-width:1200px;margin:0 auto;padding:20px 24px;border-top:1px solid rgba(255,255,255,.08);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:.8rem;color:rgba(255,255,255,.3);}

/* WHATSAPP FLOAT */
.whatsapp-float{position:fixed;bottom:28px;right:28px;z-index:90;width:58px;height:58px;border-radius:50%;background:#25d366;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 24px rgba(37,211,102,.45);transition:transform var(--transition-fast),box-shadow var(--transition-fast);}
.whatsapp-float:hover{transform:scale(1.1);box-shadow:0 8px 36px rgba(37,211,102,.6);}
.whatsapp-float__pulse{position:absolute;inset:-6px;border-radius:50%;border:2px solid rgba(37,211,102,.4);animation:pulse-ring 2.5s ease-in-out infinite;}
@keyframes pulse-ring{0%{transform:scale(1);opacity:.6;}70%{transform:scale(1.4);opacity:0;}100%{transform:scale(1);opacity:0;}}

/* RESPONSIVE */
@media(max-width:1024px){
  .contact__grid{grid-template-columns:1fr;gap:40px;}
  .footer__inner{grid-template-columns:1fr 1fr;}
}
@media(max-width:768px){
  .navbar__hamburger{display:flex;}
  .navbar__links{display:none;position:absolute;top:66px;left:0;right:0;background:var(--navbar-bg);flex-direction:column;padding:16px;gap:4px;box-shadow:var(--navbar-shadow);border-top:1px solid var(--border);}
  .navbar__links.open{display:flex;}
  .nav-link{width:100%;padding:12px 16px;border-radius:var(--radius-sm);}
  .nav-cta{width:100%;text-align:center;justify-content:center;margin-top:8px;}
  .hero__stats{flex-direction:row;flex-wrap:wrap;}
  .hero__stat{min-width:50%;border-right:none;border-bottom:1px solid rgba(255,255,255,.08);}
  .hero__stat:nth-child(odd){border-right:1px solid rgba(255,255,255,.08);}
  .works__gallery{grid-template-columns:1fr 1fr;}
  .gallery-item--wide{grid-column:span 2;}
  .form-row{grid-template-columns:1fr;}
  .footer__inner{grid-template-columns:1fr;gap:32px;}
  .footer__bottom{flex-direction:column;text-align:center;}
  .topbar__left{display:none;}
  .topbar__inner{justify-content:space-between;}
  .solar__cards{grid-template-columns:1fr;}
}
@media(max-width:480px){
  .section__inner{padding:64px 20px;}
  .contact__form-wrap{padding:28px 20px;}
  .works__gallery{grid-template-columns:1fr;}
  .gallery-item--wide{grid-column:span 1;aspect-ratio:4/3;}
  .hero__ctas{flex-direction:column;}
  .hero__ctas .btn{width:100%;justify-content:center;}
}

/* ============================================================
   AUTOMATIC DARK MODE – follows device/browser preference
   ============================================================ */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a0e1a;
    --bg-card: #111827;
    --bg-card-hover: #1a2540;
    --text-primary: #f0f4ff;
    --text-secondary: #b0bdd4;
    --text-muted: #7a8599;
    --border: #1e2d4a;
    --navbar-bg: rgba(10,14,26,0.97);
    --navbar-shadow: 0 2px 20px rgba(0,0,0,0.4);
    --topbar-bg: #001230;
    --topbar-text: #b0bdd4;
    --gradient-hero: linear-gradient(135deg, #000510 0%, #001230 50%, #001a4d 100%);
    --shadow-card: 0 2px 16px rgba(0,0,0,0.4);
    --shadow-card-hover: 0 8px 40px rgba(0,0,0,0.5);
  }

  body {
    background: var(--bg);
    color: var(--text-primary);
  }

  .topbar {
    background: var(--topbar-bg);
    color: var(--topbar-text);
  }

  .service-card,
  .why-card,
  .form-card,
  .contact__form-wrap {
    background: var(--bg-card);
    border-color: var(--border);
  }

  .why-us {
    background: #0d1424;
  }

  .gallery-item {
    background: #111827;
  }

  .specials-grid span {
    background: rgba(0,61,165,0.2);
  }

  .footer {
    background: #050810;
  }

  .footer__social a:hover {
    background: var(--orange);
    color: #fff;
  }
}