/* ─── BMW-Inspired Design System ─── */
:root{
  /* Core palette — BMW cool-silver / blue */
  --color-black:#0A0A0A;
  --color-charcoal:#111418;
  --color-surface-dark:#181C22;
  --color-silver:#A8B8C8;
  --color-silver-light:#CDD9E4;
  --color-silver-dim:#5F6D7C;
  /* BMW corporate + M motorsport */
  --color-bmw-blue:#1C69D4;
  --color-bmw-blue-dark:#0C4A9E;
  --color-m-light-blue:#2E9BD6;
  --color-m-dark-blue:#1C4A7A;
  --color-m-red:#E22718;
  --color-m-red-dark:#B41E13;
  /* M-stripe gradient — classic motorsport accent */
  --m-stripe:linear-gradient(90deg,var(--color-m-light-blue) 0 33.33%,var(--color-m-dark-blue) 33.33% 66.66%,var(--color-m-red) 66.66% 100%);
  --color-surface:#FAFBFC;
  --color-surface-alt:#EEF1F4;
  --color-text:#101218;
  --color-text-muted:#545A63;
  --color-text-light:#E8ECF0;
  --color-text-muted-light:#828891;
  --color-border:#DCE1E6;
  --color-border-dark:rgba(168,184,200,0.12);
  /* Semantic aliases */
  --color-primary:#0A0A0A;
  --color-accent:var(--color-bmw-blue);
  --color-accent-dark:var(--color-bmw-blue-dark);
  --color-accent-light:var(--color-silver-light);
  --color-pitch-bg:#070A0E;
  --color-pitch-text:#DCE4EC;
  --color-footer-bg:#070A0E;
  /* Typography */
  --font-heading:'Raleway',sans-serif;
  --font-body:'Inter',sans-serif;
  /* Layout */
  --nav-height:70px;
  --space-xs:0.5rem;
  --space-sm:1rem;
  --space-md:1.5rem;
  --space-lg:2.5rem;
  --space-xl:4rem;
  --space-2xl:6rem;
  /* Shape — near-sharp for precision feel */
  --radius-sm:2px;
  --radius-md:4px;
  --radius-lg:6px;
  /* Elevation */
  --shadow-sm:0 1px 4px rgba(0,0,0,0.08);
  --shadow-md:0 4px 16px rgba(0,0,0,0.12);
  --shadow-lg:0 8px 32px rgba(0,0,0,0.2);
  --shadow-nav:0 2px 12px rgba(0,0,0,0.55);
  /* Motion */
  --transition-fast:150ms ease;
  --transition-normal:300ms ease;
  --ease-out-expo:cubic-bezier(0.16,1,0.3,1);
  --container-max:1200px;
}

/* ─── Reset ─── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-body);color:var(--color-text);background-color:var(--color-surface);line-height:1.6;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
address{font-style:normal}
h1,h2,h3,h4{font-family:var(--font-heading);font-weight:700;line-height:1.15;letter-spacing:0.03em;text-transform:uppercase}

/* ─── Layout Utilities ─── */
.container{max-width:var(--container-max);margin:0 auto;padding:0 var(--space-md)}
.section{padding:var(--space-xl) 0}
.section-header{text-align:center;margin-bottom:var(--space-lg)}
.section-title{font-size:clamp(1.6rem,3vw + 0.6rem,2.6rem);color:var(--color-primary);display:inline-block;padding-bottom:var(--space-xs);font-weight:600}
.section-title::after{content:'';display:block;width:60px;height:3px;background:var(--m-stripe);margin:0.8rem auto 0;border-radius:1px}
.section-subtitle{color:var(--color-text-muted);font-size:1rem;margin-top:var(--space-xs);letter-spacing:0.02em}

/* ─── Buttons ─── */
.btn{display:inline-flex;align-items:center;gap:0.5rem;padding:0.65rem 1.5rem;border-radius:var(--radius-sm);font-family:var(--font-heading);font-size:0.82rem;font-weight:600;letter-spacing:0.12em;text-transform:uppercase;cursor:pointer;transition:background-color var(--transition-normal),color var(--transition-normal),transform var(--transition-fast),box-shadow var(--transition-normal);border:1px solid transparent;white-space:nowrap}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn:active{transform:translateY(0)}
/* Silver/chrome primary — flagship Mercedes feel */
.btn-primary{background-color:var(--color-silver);color:var(--color-black);border-color:var(--color-silver)}
.btn-primary:hover{background-color:var(--color-silver-light);border-color:var(--color-silver-light)}
/* Outline — on dark backgrounds */
.btn-outline{background-color:transparent;color:#fff;border-color:rgba(255,255,255,0.4)}
.btn-outline:hover{background-color:rgba(255,255,255,0.07);border-color:rgba(255,255,255,0.75)}
/* BMW red accent — pitch CTA */
.btn-accent{background-color:var(--color-m-red);color:#fff;border-color:var(--color-m-red)}
.btn-accent:hover{background-color:var(--color-m-red-dark);border-color:var(--color-m-red-dark)}
.btn-lg{padding:0.9rem 2.25rem;font-size:0.88rem}

/* ─── Navigation ─── */
.site-header{position:sticky;top:0;z-index:1000;background-color:var(--color-black);height:var(--nav-height);display:flex;align-items:center;transition:box-shadow var(--transition-normal)}
.site-header::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--m-stripe);z-index:1}
.site-header.scrolled{box-shadow:var(--shadow-nav)}
.nav-container{max-width:var(--container-max);margin:0 auto;padding:0 var(--space-md);width:100%;display:flex;align-items:center;gap:var(--space-sm);position:relative}
.nav-logo a{display:flex;align-items:center;gap:0.6rem;color:#fff;font-family:var(--font-heading);font-size:1.05rem;font-weight:600;letter-spacing:0.12em;text-transform:uppercase}
.nav-logo-mark{height:42px;width:auto;display:block;flex-shrink:0}
.nav-menu{display:flex;align-items:center;gap:var(--space-md);margin-left:auto}
.nav-link{color:rgba(255,255,255,0.5);font-family:var(--font-heading);font-size:0.75rem;font-weight:500;letter-spacing:0.14em;text-transform:uppercase;transition:color var(--transition-fast);padding:0.25rem 0;position:relative}
.nav-link::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:1px;background:var(--color-silver);transition:width var(--transition-normal)}
.nav-link:hover{color:#fff}
.nav-link:hover::after{width:100%}
.nav-cta{margin-left:var(--space-xs)}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;background:none;border:none;cursor:pointer;padding:0.5rem;margin-left:auto}
.hamburger-line{display:block;width:22px;height:1px;background-color:var(--color-silver);transition:transform var(--transition-normal),opacity var(--transition-fast)}

/* ─── Hero ─── */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;background-image:url('https://images.unsplash.com/photo-1486262715619-67b85e0b08d3?auto=format&fit=crop&w=1400&h=800&q=80');background-size:cover;background-position:center;background-attachment:fixed;color:#fff}
@media(max-width:768px){.hero{background-attachment:scroll}}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(160deg,rgba(7,10,14,0.96) 0%,rgba(10,14,20,0.82) 55%,rgba(14,22,38,0.78) 100%);z-index:1}
.hero-content{position:relative;z-index:2;max-width:820px;padding:var(--space-lg) var(--space-md)}
.hero-logo{display:block;margin:0 auto;width:clamp(280px,55vw,620px);height:auto;filter:drop-shadow(0 6px 30px rgba(0,0,0,0.55))}
.hero-eyebrow{display:flex;align-items:center;justify-content:center;gap:0.65rem;margin-bottom:var(--space-md);font-family:var(--font-heading);font-size:0.7rem;font-weight:500;letter-spacing:0.2em;text-transform:uppercase;color:var(--color-silver)}
.hero-eyebrow-divider{color:rgba(184,180,175,0.25)}
.hero-title{font-size:clamp(2.2rem,5vw + 1rem,5rem);color:#fff;text-shadow:0 2px 20px rgba(0,0,0,0.5);margin-bottom:var(--space-sm);line-height:1.06;font-weight:300;letter-spacing:0.08em}
.hero-tagline{font-size:clamp(0.9rem,1.2vw + 0.4rem,1.1rem);color:rgba(255,255,255,0.5);margin-bottom:var(--space-lg);font-weight:400;font-family:var(--font-body);line-height:1.85;letter-spacing:0.03em}
.hero-ctas{display:flex;flex-wrap:wrap;gap:var(--space-sm);justify-content:center}
.hero-stats{display:flex;align-items:center;justify-content:center;gap:var(--space-lg);margin-top:var(--space-xl);flex-wrap:wrap;padding-top:var(--space-lg);border-top:1px solid rgba(184,180,175,0.12)}
.hero-stat{text-align:center}
.hero-stat-number{display:block;font-family:var(--font-heading);font-size:clamp(1.1rem,2vw + 0.3rem,1.6rem);font-weight:600;color:var(--color-silver-light);line-height:1.1;letter-spacing:0.06em}
.hero-stat-label{display:block;font-size:0.66rem;letter-spacing:0.16em;text-transform:uppercase;color:rgba(184,180,175,0.4);margin-top:0.35rem}
.hero-stat-divider{width:1px;height:2rem;background:rgba(184,180,175,0.15)}

/* ─── Services ─── */
.services{background-color:var(--color-surface-alt)}
.services-grid{display:grid;grid-template-columns:1fr;gap:var(--space-md)}
.service-card{background:var(--color-surface);border-radius:var(--radius-md);padding:var(--space-lg);text-align:center;box-shadow:var(--shadow-sm);transition:transform var(--transition-normal),box-shadow var(--transition-normal),border-top-color var(--transition-normal);border-top:1px solid var(--color-border)}
.service-card{position:relative}
.service-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--m-stripe);opacity:0;transition:opacity var(--transition-normal)}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-top-color:transparent}
.service-card:hover::before{opacity:1}
.service-icon{width:70px;height:70px;background-color:rgba(184,180,175,0.08);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto var(--space-md);transition:background-color var(--transition-normal)}
.service-card:hover .service-icon{background-color:var(--color-silver)}
.service-icon i{font-size:1.6rem;color:var(--color-silver-dim);transition:color var(--transition-normal)}
.service-card:hover .service-icon i{color:var(--color-black)}
.service-title{font-size:1rem;color:var(--color-primary);margin-bottom:var(--space-xs);letter-spacing:0.08em;font-weight:700}
.service-desc{color:var(--color-text-muted);font-size:0.9rem;line-height:1.85}

/* ─── About ─── */
.about{background-color:var(--color-surface)}
.about-grid{display:grid;grid-template-columns:1fr;gap:var(--space-xl);align-items:center}
.about-text .section-title{text-align:left;display:block}
.about-text .section-title::after{margin:0.7rem 0 0}
.about-description{color:var(--color-text-muted);font-size:0.97rem;line-height:1.95;margin-top:var(--space-md);margin-bottom:var(--space-md)}
.usp-list{display:flex;flex-direction:column;gap:0.9rem}
.usp-list li{display:flex;align-items:center;gap:0.75rem;color:var(--color-text);font-size:0.92rem;font-weight:500}
.usp-list li i{color:var(--color-bmw-blue);font-size:0.9rem;flex-shrink:0}
.about-image{border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-lg)}
.about-image img{width:100%;height:auto;object-fit:cover;display:block}

/* ─── Gallery ─── */
.gallery{background-color:var(--color-black)}
.gallery .section-title{color:#fff}
.gallery .section-title::after{margin:0.7rem auto 0}
.gallery .section-subtitle{color:rgba(255,255,255,0.28)}
.gallery-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:2px}
.gallery-item{position:relative;overflow:hidden;border-radius:0;margin:0;flex:0 0 100%}
.gallery-item img{width:100%;height:240px;object-fit:cover;display:block;transition:transform 0.6s var(--ease-out-expo),filter 0.4s ease;filter:brightness(0.82) saturate(0.85)}
.gallery-caption{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-md);text-align:center;background:var(--color-black)}
.caption-tag{font-family:var(--font-heading);font-size:0.72rem;letter-spacing:0.16em;text-transform:uppercase;color:var(--color-silver-light);display:flex;align-items:center;gap:0.4rem;margin-bottom:0.65rem;font-weight:600}
.gallery-caption p{color:rgba(255,255,255,0.72);font-size:0.87rem;line-height:1.75;max-width:280px}
@media(hover:hover){
  .gallery-item{cursor:pointer}
  .gallery-item:hover img{transform:scale(1.05);filter:brightness(0.5) saturate(0.7)}
  .gallery-caption{position:absolute;inset:0;opacity:0;transition:opacity 0.35s ease}
  .gallery-item:hover .gallery-caption{opacity:1}
}

/* ─── Testimonials ─── */
.testimonials{background-color:var(--color-surface-alt)}
.testimonials-grid{display:grid;grid-template-columns:1fr;gap:var(--space-md)}
.testimonial-card{background:var(--color-surface);border-radius:var(--radius-md);padding:var(--space-lg);box-shadow:var(--shadow-sm);position:relative;border-left:1px solid var(--color-silver);overflow:hidden}
.testimonial-card::before{content:'\201C';font-size:5rem;color:rgba(184,180,175,0.06);font-family:Georgia,serif;position:absolute;top:-0.5rem;left:0.75rem;line-height:1;pointer-events:none}
.stars{display:flex;gap:3px;margin-bottom:var(--space-sm)}
.stars i{font-size:0.85rem;color:var(--color-m-red)}
.testimonial-card blockquote p{color:var(--color-text);font-size:0.97rem;line-height:1.85;font-style:italic;margin-bottom:var(--space-sm)}
.reviewer{color:var(--color-silver-dim);font-family:var(--font-heading);font-size:0.78rem;font-weight:600;letter-spacing:0.12em;font-style:normal;text-transform:uppercase}

/* ─── Contact ─── */
.contact{background-color:var(--color-charcoal)}
.contact .section-title{color:#fff}
.contact .section-title::after{margin:0.7rem auto 0}
.contact .section-subtitle{color:rgba(255,255,255,0.28)}
.contact-grid{display:grid;grid-template-columns:1fr;gap:var(--space-md)}
.contact-card{text-align:center;padding:var(--space-lg);background:var(--color-surface-dark);border-radius:var(--radius-md);transition:transform var(--transition-normal),box-shadow var(--transition-normal);border:1px solid var(--color-border-dark)}
.contact-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.contact-icon{width:58px;height:58px;background-color:var(--color-silver);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto var(--space-sm)}
.contact-icon i{font-size:1.25rem;color:var(--color-black)}
.contact-card h3{font-size:0.72rem;color:var(--color-silver);margin-bottom:var(--space-xs);letter-spacing:0.18em;text-transform:uppercase;font-weight:600}
.contact-card address,.contact-card p{color:var(--color-text-muted-light);font-size:0.92rem;line-height:1.8}
.contact-link{color:var(--color-silver-light);font-weight:600;font-size:1.05rem;letter-spacing:0.04em;transition:color var(--transition-fast)}
.contact-link:hover{color:#fff}

/* ─── Pitch ─── */
.pitch{background-color:var(--color-pitch-bg);color:var(--color-pitch-text);text-align:center;padding:var(--space-2xl) 0}
.pitch-tag{font-size:0.9rem;color:rgba(224,222,219,0.35);margin-bottom:var(--space-sm);letter-spacing:0.08em}
.pitch-headline{font-size:clamp(1.6rem,3vw + 0.7rem,2.8rem);color:#fff;margin-bottom:var(--space-sm);font-weight:300;letter-spacing:0.05em}
.pitch-sub{font-size:0.97rem;color:rgba(224,222,219,0.45);max-width:540px;margin:0 auto var(--space-xl);line-height:1.9}
.pricing-group-label{width:100%;max-width:820px;margin:0 auto 0.5rem;font-family:var(--font-heading);font-weight:600;font-size:0.68rem;letter-spacing:0.18em;text-transform:uppercase;color:rgba(184,180,175,0.35)}
.pricing-table{width:100%;max-width:820px;margin:0 auto var(--space-xl);border-radius:var(--radius-sm);overflow:hidden;border:1px solid rgba(184,180,175,0.08)}
.pricing-header{display:grid;grid-template-columns:1fr 1.6fr 2fr;background-color:rgba(184,180,175,0.05);padding:0.7rem var(--space-md);font-family:var(--font-heading);font-weight:600;font-size:0.68rem;letter-spacing:0.16em;text-transform:uppercase;color:rgba(184,180,175,0.35);gap:var(--space-xs)}
.pricing-row{display:grid;grid-template-columns:1fr 1.6fr 2fr;padding:var(--space-sm) var(--space-md);background-color:rgba(255,255,255,0.025);border-bottom:1px solid rgba(184,180,175,0.06);transition:background-color var(--transition-fast);text-align:left;gap:var(--space-xs);align-items:center}
.pricing-row:last-child{border-bottom:none}
.pricing-row:hover{background-color:rgba(255,255,255,0.05)}
.pricing-row--featured{background-color:rgba(28,105,212,0.06);position:relative}
.pricing-row--featured::before{content:'';position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--m-stripe)}
.pricing-row--featured:hover{background-color:rgba(28,105,212,0.1)}
.tier-name{font-family:var(--font-heading);font-weight:700;font-size:0.88rem;color:#fff;display:flex;align-items:center;gap:0.5rem;flex-wrap:wrap;letter-spacing:0.08em}
.badge{font-size:0.58rem;background-color:var(--color-m-red);color:#fff;padding:0.1rem 0.45rem;border-radius:var(--radius-sm);letter-spacing:0.08em;text-transform:uppercase;font-family:var(--font-body);font-weight:700}
.tier-price{color:var(--color-silver-light);font-family:var(--font-heading);font-weight:600;font-size:0.88rem;letter-spacing:0.04em}
.tier-includes{color:rgba(224,222,219,0.45);font-size:0.82rem;line-height:1.6}
.pitch-cta{margin-bottom:var(--space-md);font-size:0.95rem;padding:1rem 2.75rem;letter-spacing:0.14em}
.pitch-fine-print{color:rgba(224,222,219,0.2);font-size:0.72rem;margin-top:var(--space-md);line-height:1.8}

/* ─── Footer ─── */
.site-footer{background-color:var(--color-footer-bg);padding:var(--space-md) 0;border-top:1px solid rgba(184,180,175,0.07)}
.footer-grid{display:flex;flex-direction:column;align-items:center;gap:var(--space-sm);text-align:center}
.footer-brand{display:flex;flex-direction:column;align-items:center;gap:0.4rem}
.footer-logo-mark{height:56px;width:auto;display:block;opacity:0.85;margin-bottom:0.35rem}
.footer-copy{color:rgba(255,255,255,0.25);font-size:0.78rem;letter-spacing:0.04em}
.footer-credit{color:rgba(255,255,255,0.18);font-size:0.72rem;margin-top:0.25rem}
.footer-credit a{color:var(--color-silver);transition:color var(--transition-fast)}
.footer-credit a:hover{color:var(--color-silver-light)}
.footer-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-sm)}
.footer-link{color:rgba(255,255,255,0.25);font-size:0.72rem;font-family:var(--font-heading);text-transform:uppercase;letter-spacing:0.12em;transition:color var(--transition-fast)}
.footer-link:hover{color:var(--color-silver)}

/* ─── Responsive ─── */
@media(min-width:640px){
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .gallery-item{flex:0 0 calc(50% - 1px)}
  .gallery-item img{height:300px}
  .testimonials-grid{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:repeat(2,1fr)}
}
@media(min-width:1024px){
  .nav-toggle{display:none!important}
  .nav-menu{display:flex!important;flex-direction:row;position:static;background:none;padding:0;box-shadow:none}
  .nav-cta{display:inline-flex!important}
  .services-grid{grid-template-columns:repeat(4,1fr)}
  .about-grid{grid-template-columns:1fr 1fr;gap:var(--space-2xl)}
  .gallery-item{flex:0 0 calc(33.333% - 2px)}
  .gallery-item img{height:320px}
  .testimonials-grid{grid-template-columns:repeat(3,1fr)}
  .contact-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{flex-direction:row;justify-content:space-between;text-align:left}
  .footer-brand{align-items:flex-start}
}
@media(max-width:1023px){
  .nav-toggle{display:flex}
  .nav-cta{display:none}
  .nav-menu{display:none;flex-direction:column;position:absolute;top:var(--nav-height);left:0;right:0;background-color:var(--color-black);padding:var(--space-md);gap:0.25rem;box-shadow:var(--shadow-nav);z-index:999}
  .nav-menu.is-open{display:flex}
  .nav-link{font-size:0.95rem;padding:0.65rem 0;border-bottom:1px solid rgba(255,255,255,0.05);width:100%}
  .nav-link:last-child{border-bottom:none}
  .nav-link::after{display:none}
}
.nav-toggle.is-open .hamburger-line:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open .hamburger-line:nth-child(2){opacity:0}
.nav-toggle.is-open .hamburger-line:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
@media(max-width:600px){
  .pricing-header{display:none}
  .pricing-row{grid-template-columns:1fr;gap:0.2rem;padding:var(--space-md)}
  .tier-includes{font-size:0.8rem}
}