/* ============================================
   RENO WALLPAPER INSTALLATIONS — DESIGN SYSTEM
   Premium Black & Electric Blue Theme
   ============================================ */

/* --- RESET & BASE --- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;font-size:16px}
body{font-family:'Inter',sans-serif;color:#fff;background:#000;line-height:1.7;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
h1,h2,h3,h4,h5,h6{font-family:'Space Grotesk',sans-serif;font-weight:700;line-height:1.15}

/* --- CSS VARIABLES --- */
:root{
  --black:#000;--charcoal:#111;--charcoal-light:#1a1a1a;--white:#fff;--off-white:#f5f5f5;
  --accent:#2979ff;--accent-hover:#448aff;--accent-dark:#1565c0;
  --text-dark:#111;--text-light:#fff;--text-muted:#999;--text-muted-dark:#666;
  --max-w:1240px;--max-w-narrow:960px;
  --section-py:100px;--section-py-sm:60px;
  --radius:0;--radius-sm:0;
  --transition:0.25s cubic-bezier(.4,0,.2,1);
  --header-h:72px;
}

/* --- TYPOGRAPHY --- */
h1{font-size:clamp(2.4rem,5vw,4rem);letter-spacing:-0.03em}
h2{font-size:clamp(1.8rem,3.5vw,2.8rem);letter-spacing:-0.02em}
h3{font-size:clamp(1.3rem,2.5vw,1.8rem);letter-spacing:-0.01em}
p{font-size:1rem;line-height:1.75;color:var(--text-muted)}
.text-accent{color:var(--accent)}
.text-white{color:var(--white)}
.text-dark{color:var(--text-dark)}

/* --- LAYOUT --- */
.container{width:100%;max-width:var(--max-w);margin:0 auto;padding:0 24px}
.container-narrow{width:100%;max-width:var(--max-w-narrow);margin:0 auto;padding:0 24px}
.section{padding:var(--section-py) 0}
.section-dark{background:var(--black)}
.section-charcoal{background:var(--charcoal)}
.section-charcoal-light{background:var(--charcoal-light)}
.section-white{background:var(--white);color:var(--text-dark)}
.section-white p{color:var(--text-muted-dark)}
.section-accent{background:var(--accent);color:var(--white)}

/* --- HEADER --- */
.site-header{position:fixed;top:0;left:0;width:100%;height:var(--header-h);background:rgba(0,0,0,0.95);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);z-index:1000;border-bottom:1px solid rgba(255,255,255,0.06)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);max-width:var(--max-w);margin:0 auto;padding:0 24px}
.header-brand{font-family:'Space Grotesk',sans-serif;font-size:1.15rem;font-weight:700;color:var(--white);white-space:nowrap}
.header-brand span{color:var(--accent)}

/* Desktop Nav */
.header-nav{display:flex;align-items:center;gap:28px}
.header-nav a{font-size:0.88rem;font-weight:500;color:rgba(255,255,255,0.8);transition:color var(--transition);letter-spacing:0.01em}
.header-nav a:hover{color:var(--accent)}
.header-contact{display:flex;align-items:center;gap:20px}
.header-phone,.header-email{font-size:0.85rem;color:rgba(255,255,255,0.7);transition:color var(--transition)}
.header-phone:hover,.header-email:hover{color:var(--accent)}

/* Dropdown */
.nav-dropdown{position:relative}
.nav-dropdown > a{display:flex;align-items:center;gap:4px}
.nav-dropdown > a::after{content:'';display:inline-block;width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg);margin-top:-2px;transition:transform var(--transition)}
.nav-dropdown:hover > a::after{transform:rotate(-135deg)}
.dropdown-menu{position:absolute;top:100%;left:0;min-width:220px;background:rgba(17,17,17,0.98);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,0.08);padding:8px 0;opacity:0;visibility:hidden;transform:translateY(8px);transition:all var(--transition);z-index:100}
.nav-dropdown:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown-menu a{display:block;padding:10px 20px;font-size:0.85rem;color:rgba(255,255,255,0.7);transition:all var(--transition)}
.dropdown-menu a:hover{color:var(--white);background:rgba(41,121,255,0.1)}

/* Burger */
.burger-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;z-index:1100}
.burger-toggle span{display:block;width:24px;height:2px;background:var(--white);margin:5px 0;transition:all var(--transition)}
#burger-check{display:none}

/* Mobile Nav */
.mobile-nav{position:fixed;top:0;left:0;width:100%;height:100vh;background:rgba(0,0,0,0.98);z-index:1050;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px;opacity:0;visibility:hidden;transition:all 0.35s ease}
.mobile-nav.active{opacity:1;visibility:visible}
.mobile-nav a{font-family:'Space Grotesk',sans-serif;font-size:1.4rem;color:var(--white);font-weight:600;transition:color var(--transition)}
.mobile-nav a:hover{color:var(--accent)}
.mobile-nav-close{position:absolute;top:20px;right:24px;background:none;border:none;color:var(--white);font-size:2rem;cursor:pointer}
.mobile-nav .mobile-sub{display:flex;flex-direction:column;align-items:center;gap:12px}
.mobile-nav .mobile-sub a{font-size:1rem;font-weight:400;color:rgba(255,255,255,0.6)}
.mobile-nav .nav-contact-mobile{display:flex;flex-direction:column;align-items:center;gap:8px;margin-top:20px;padding-top:20px;border-top:1px solid rgba(255,255,255,0.1)}
.mobile-nav .nav-contact-mobile a{font-size:1rem;color:var(--accent)}

/* --- BUTTONS --- */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 32px;font-family:'Space Grotesk',sans-serif;font-size:0.95rem;font-weight:600;letter-spacing:0.02em;border:none;cursor:pointer;transition:all var(--transition);text-transform:uppercase}
.btn-primary{background:var(--accent);color:var(--white)}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--white);border:2px solid var(--white)}
.btn-outline:hover{background:var(--white);color:var(--black)}
.btn-outline-accent{background:transparent;color:var(--accent);border:2px solid var(--accent)}
.btn-outline-accent:hover{background:var(--accent);color:var(--white)}
.btn-dark{background:var(--black);color:var(--white)}
.btn-dark:hover{background:var(--charcoal)}
.btn-white{background:var(--white);color:var(--black)}
.btn-white:hover{background:var(--off-white)}

/* --- HERO --- */
.hero{position:relative;min-height:85vh;display:flex;align-items:center;padding-top:calc(var(--header-h) + 40px);padding-bottom:60px;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:0.5}
.hero-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(0,0,0,0.58) 35%,rgba(41,121,255,0.18) 100%)}
.hero-content{position:relative;z-index:2}
.hero h1{margin-bottom:20px}
.hero .hero-sub{font-size:clamp(1rem,2vw,1.25rem);color:rgba(255,255,255,0.7);max-width:600px;margin-bottom:36px;line-height:1.6}
.hero-badge{display:inline-block;padding:6px 16px;background:rgba(41,121,255,0.15);border:1px solid rgba(41,121,255,0.3);color:var(--accent);font-size:0.8rem;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;margin-bottom:20px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}

/* Inner page hero (shorter) */
.hero-inner{min-height:45vh;padding-top:calc(var(--header-h) + 40px);padding-bottom:40px;background:var(--charcoal);display:flex;align-items:flex-end}
.hero-inner h1{margin-bottom:12px}
.hero-inner .hero-sub{margin-bottom:0}

/* --- BREADCRUMBS --- */
.breadcrumbs{padding:16px 0;background:var(--charcoal)}
.breadcrumbs-list{display:flex;flex-wrap:wrap;gap:8px;font-size:0.82rem;color:var(--text-muted)}
.breadcrumbs-list a{color:rgba(255,255,255,0.5);transition:color var(--transition)}
.breadcrumbs-list a:hover{color:var(--accent)}
.breadcrumbs-list .sep{color:rgba(255,255,255,0.25)}
.breadcrumbs-list .current{color:var(--white)}

/* --- SECTION HEADINGS --- */
.section-label{display:inline-block;font-size:0.75rem;font-weight:700;letter-spacing:0.12em;text-transform:uppercase;color:var(--accent);margin-bottom:12px}
.section-white .section-label{color:var(--accent)}
.section-title{margin-bottom:20px}
.section-intro{max-width:680px;font-size:1.05rem;line-height:1.75;margin-bottom:40px}

/* --- SPLIT LAYOUT --- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.split-text{display:flex;flex-direction:column;gap:16px}
.split-image{position:relative;overflow:hidden}
.split-image img{width:100%;height:100%;object-fit:cover}
.split-image::before{content:'';position:absolute;top:-10px;left:-10px;width:80px;height:80px;border-top:3px solid var(--accent);border-left:3px solid var(--accent);z-index:2}

/* --- SERVICES SHOWCASE --- */
.service-showcase{display:grid;gap:0}
.service-showcase-item{display:grid;grid-template-columns:1fr 1fr;min-height:500px}
.service-showcase-item:nth-child(even){direction:rtl}
.service-showcase-item:nth-child(even) > *{direction:ltr}
.service-showcase-image{position:relative;overflow:hidden}
.service-showcase-image img{width:100%;height:100%;object-fit:cover;transition:transform 0.6s ease}
.service-showcase-item:hover .service-showcase-image img{transform:scale(1.03)}
.service-showcase-content{display:flex;flex-direction:column;justify-content:center;padding:60px 50px;background:var(--charcoal)}
.service-showcase-item:nth-child(even) .service-showcase-content{background:var(--charcoal-light)}
.service-showcase-content h3{margin-bottom:16px;font-size:1.6rem}
.service-showcase-content p{margin-bottom:24px;color:var(--text-muted)}

/* --- METRICS / STATS --- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;text-align:center;padding:60px 0}
.metric-item .metric-number{font-family:'Space Grotesk',sans-serif;font-size:clamp(2rem,4vw,3.2rem);font-weight:700;color:var(--accent);line-height:1}
.metric-item .metric-label{font-size:0.85rem;color:var(--text-muted);margin-top:8px;text-transform:uppercase;letter-spacing:0.06em}

/* --- PROCESS STEPS --- */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;counter-reset:step}
.process-step{position:relative;padding:40px 24px 32px;border:1px solid rgba(255,255,255,0.08);transition:border-color var(--transition)}
.process-step:hover{border-color:var(--accent)}
.process-step::before{counter-increment:step;content:counter(step,decimal-leading-zero);font-family:'Space Grotesk',sans-serif;font-size:3.25rem;font-weight:700;color:rgba(41,121,255,0.3);position:absolute;top:12px;right:16px;line-height:1}
.section-white .process-step::before{color:rgba(21,101,192,0.45)}
.process-step h3{font-size:1.1rem;margin-bottom:10px}
.process-step p{font-size:0.9rem;color:var(--text-muted)}

/* --- TEAM SECTION --- */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.team-card{position:relative;overflow:hidden;aspect-ratio:3/4}
.team-card img{width:100%;height:100%;object-fit:cover;transition:transform 0.5s ease}
.team-card:hover img{transform:scale(1.05)}
.team-card-overlay{position:absolute;bottom:0;left:0;right:0;padding:20px;background:linear-gradient(transparent,rgba(0,0,0,0.85));transform:translateY(20px);opacity:0;transition:all 0.4s ease}
.team-card:hover .team-card-overlay{transform:translateY(0);opacity:1}
.team-card-overlay h3{font-size:1rem;margin-bottom:4px}
.team-card-overlay p{font-size:0.82rem;color:var(--accent)}

/* --- TESTIMONIALS --- */
.testimonials-section{padding:var(--section-py) 0}
.testimonials-section h2{text-align:center;margin-bottom:40px}
.testimonials-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.testimonial-card{padding:28px;background:var(--charcoal-light);border:1px solid rgba(255,255,255,0.08)}
.testimonial-card p{font-size:0.98rem;line-height:1.75;color:rgba(255,255,255,0.82);margin-bottom:18px}
.testimonial-card h3{font-size:1rem;margin-bottom:4px}
.testimonial-card span{font-size:0.82rem;letter-spacing:0.06em;text-transform:uppercase;color:var(--accent)}

/* --- QUOTE LAYOUT --- */
.quote-layout{display:grid;grid-template-columns:minmax(280px,0.95fr) minmax(360px,1.05fr);gap:48px;align-items:start}
.quote-copy .section-title{margin-bottom:16px}
.quote-copy .section-intro{max-width:none;margin-bottom:0}
.quote-form{max-width:none;margin:0}

/* --- CONTACT FORM --- */
.feedback-form-container{max-width:680px;margin:0 auto;padding:40px;background:var(--charcoal);border:1px solid rgba(255,255,255,0.06)}
.feedback-form-container h2,.feedback-form-container h3{font-family:'Space Grotesk',sans-serif;font-size:1.5rem;margin-bottom:24px;text-align:center}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.form-group{display:flex;flex-direction:column}
.form-group:last-child:not(.form-row .form-group){margin-bottom:16px}
.contact-form input,.contact-form textarea{width:100%;padding:14px 16px;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.12);color:var(--white);font-family:'Inter',sans-serif;font-size:0.95rem;transition:border-color var(--transition);outline:none}
.contact-form input::placeholder,.contact-form textarea::placeholder{color:rgba(255,255,255,0.35)}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--accent)}
.contact-form textarea{min-height:120px;resize:vertical}
.form-submit{text-align:center}
.submit-btn{display:inline-flex;align-items:center;justify-content:center;padding:16px 48px;background:var(--accent);color:var(--white);font-family:'Space Grotesk',sans-serif;font-size:1rem;font-weight:600;border:none;cursor:pointer;letter-spacing:0.02em;text-transform:uppercase;transition:all var(--transition);width:100%}
.submit-btn:hover{background:var(--accent-hover)}
#form-success{text-align:center;padding:40px 20px}
#form-success p{color:var(--accent);font-size:1.1rem}

/* White section form override */
.section-white .feedback-form-container{background:var(--off-white);border-color:rgba(0,0,0,0.08)}
.section-white .contact-form input,.section-white .contact-form textarea{background:var(--white);border-color:rgba(0,0,0,0.12);color:var(--text-dark)}
.section-white .contact-form input::placeholder,.section-white .contact-form textarea::placeholder{color:rgba(0,0,0,0.35)}
.section-white .contact-form input:focus,.section-white .contact-form textarea:focus{border-color:var(--accent)}
.section-white .feedback-form-container h2,.section-white .feedback-form-container h3{color:var(--text-dark)}

/* --- MODAL --- */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.8);z-index:2000;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:all 0.3s ease;padding:20px}
.modal-overlay.active{opacity:1;visibility:visible}
.modal-content{position:relative;width:100%;max-width:720px;max-height:90vh;overflow-y:auto;background:var(--charcoal);border:1px solid rgba(255,255,255,0.08);padding:40px}
.modal-close{position:absolute;top:16px;right:16px;background:none;border:none;color:var(--white);font-size:1.8rem;cursor:pointer;line-height:1;z-index:10;transition:color var(--transition)}
.modal-close:hover{color:var(--accent)}

/* --- STICKY CTA --- */
.sticky-cta{position:fixed;bottom:24px;right:24px;z-index:1500}
.sticky-cta .btn{box-shadow:0 4px 24px rgba(41,121,255,0.35);padding:16px 28px;font-size:0.9rem}

/* --- FAQ --- */
.faq-item{border-bottom:1px solid rgba(255,255,255,0.08);padding:24px 0}
.faq-question{font-family:'Space Grotesk',sans-serif;font-size:1.1rem;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;color:var(--white);transition:color var(--transition)}
.faq-question:hover{color:var(--accent)}
.faq-question::after{content:'+';font-size:1.5rem;font-weight:300;color:var(--accent);transition:transform var(--transition);flex-shrink:0}
.faq-item.active .faq-question::after{transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height 0.4s ease}
.faq-item.active .faq-answer{max-height:500px}
.faq-answer p{padding-top:16px;font-size:0.95rem;color:var(--text-muted)}
.section-white .faq-item{border-color:rgba(0,0,0,0.08)}
.section-white .faq-question{color:var(--text-dark)}
.section-white .faq-answer p{color:var(--text-muted-dark)}

/* --- SERVICE AREA GRID --- */
.area-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.area-card{display:flex;align-items:center;justify-content:space-between;padding:24px 28px;background:var(--charcoal);border:1px solid rgba(255,255,255,0.06);transition:all var(--transition)}
.area-card:hover{border-color:var(--accent);transform:translateY(-2px)}
.area-card-name{font-family:'Space Grotesk',sans-serif;font-size:1.05rem;font-weight:600}
.area-card-arrow{color:var(--accent);font-size:1.2rem;transition:transform var(--transition)}
.area-card:hover .area-card-arrow{transform:translateX(4px)}

/* --- MAP --- */
.map-container{width:100%;height:400px;border:1px solid rgba(255,255,255,0.06)}
.map-container iframe{width:100%;height:100%;border:0}

/* --- FOOTER --- */
.site-footer{background:var(--charcoal);border-top:1px solid rgba(255,255,255,0.06);padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand{font-family:'Space Grotesk',sans-serif;font-size:1.2rem;font-weight:700;margin-bottom:16px}
.footer-brand span{color:var(--accent)}
.footer-desc{font-size:0.88rem;color:var(--text-muted);line-height:1.7;max-width:320px}
.footer-heading{font-family:'Space Grotesk',sans-serif;font-size:0.85rem;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;color:var(--white);margin-bottom:16px}
.footer-links a{display:block;font-size:0.88rem;color:var(--text-muted);padding:4px 0;transition:color var(--transition)}
.footer-links a:hover{color:var(--accent)}
.footer-contact-info p{font-size:0.88rem;color:var(--text-muted);margin-bottom:6px}
.footer-contact-info a{color:var(--text-muted);transition:color var(--transition)}
.footer-contact-info a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.06);padding:20px 0;text-align:center;font-size:0.8rem;color:rgba(255,255,255,0.3)}

/* --- GALLERY GRID --- */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:4px}
.gallery-grid img{width:100%;aspect-ratio:4/3;object-fit:cover}

/* --- CONTENT BLOCKS --- */
.content-block{max-width:800px}
.content-block h2{margin-bottom:20px}
.content-block h3{margin-top:32px;margin-bottom:12px}
.content-block p{margin-bottom:16px}
.content-block ul{margin:16px 0;padding-left:20px}
.content-block ul li{position:relative;padding-left:20px;margin-bottom:10px;font-size:0.95rem;color:var(--text-muted)}
.content-block ul li::before{content:'';position:absolute;left:0;top:10px;width:8px;height:2px;background:var(--accent)}
.section-white .content-block ul li{color:var(--text-muted-dark)}

/* --- FEATURE LIST --- */
.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.feature-item{display:flex;gap:16px;align-items:flex-start}
.feature-icon{flex-shrink:0;width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:rgba(41,121,255,0.1);color:var(--accent);font-size:1.2rem;font-weight:700}
.feature-text h3{font-size:1rem;margin-bottom:4px}
.feature-text p{font-size:0.88rem;color:var(--text-muted)}

/* --- DIVIDER --- */
.accent-line{width:60px;height:3px;background:var(--accent);margin-bottom:24px}
.accent-line-center{width:60px;height:3px;background:var(--accent);margin:0 auto 24px}

/* --- CTA BAND --- */
.cta-band{padding:80px 0;text-align:center;background:linear-gradient(135deg,var(--accent-dark),var(--accent));color:var(--white)}
.cta-band h2{margin-bottom:16px}
.cta-band p{color:rgba(255,255,255,0.85);max-width:600px;margin:0 auto 32px;font-size:1.05rem}

/* --- RESPONSIVE --- */
@media(max-width:1024px){
  .split{grid-template-columns:1fr;gap:40px}
  .split-image{order:-1}
  .quote-layout{grid-template-columns:1fr;gap:28px}
  .service-showcase-item{grid-template-columns:1fr}
  .service-showcase-item:nth-child(even){direction:ltr}
  .service-showcase-image{height:300px}
  .service-showcase-content{padding:40px 30px}
  .metrics{grid-template-columns:repeat(2,1fr);gap:32px}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .team-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .feature-list{grid-template-columns:1fr}
}

@media(max-width:768px){
  :root{--section-py:60px;--header-h:60px}
  .header-nav,.header-contact{display:none}
  .burger-toggle{display:block}
  .hero{min-height:70vh}
  .hero-inner{min-height:35vh}
  .form-row{grid-template-columns:1fr}
  .area-grid{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
  .testimonials-grid{grid-template-columns:1fr}
  .metrics{grid-template-columns:1fr 1fr}
  .process-grid{grid-template-columns:1fr}
  .team-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .sticky-cta{bottom:16px;right:50%;transform:translateX(50%)}
  .sticky-cta .btn{padding:14px 24px;font-size:0.85rem}
  .feedback-form-container{padding:24px 16px}
  .modal-content{padding:24px 16px}
}

@media(max-width:480px){
  .team-grid{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:1fr}
  .hero-actions{flex-direction:column}
  .hero-actions .btn{width:100%;text-align:center}
}