/* ============================================================
   Design tokens
   ============================================================ */
:root{
  --background: 220 30% 97%;
  --foreground: 220 40% 10%;
  --card: 0 0% 100%;
  --card-foreground: 220 40% 10%;
  --primary: 220 60% 12%;
  --primary-foreground: 45 50% 95%;
  --secondary: 220 20% 94%;
  --secondary-foreground: 220 40% 10%;
  --muted: 220 20% 94%;
  --muted-foreground: 220 10% 45%;
  --accent: 43 60% 54%;
  --accent-foreground: 220 60% 12%;
  --destructive: 0 84.2% 60.2%;
  --border: 220 15% 88%;
  --input: 220 15% 88%;
  --ring: 43 60% 54%;
  --radius: .5rem;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  background:hsl(var(--background));
  color:hsl(var(--foreground));
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:'Playfair Display',Georgia,serif;line-height:1.15}
h3.sans,.font-sans{font-family:'Inter',sans-serif}

.container{width:100%;max-width:1280px;margin:0 auto;padding-left:1.5rem;padding-right:1.5rem}
.section-padding{padding-top:5rem;padding-bottom:5rem}
.eyebrow{color:hsl(var(--accent));font-weight:500;letter-spacing:.15em;text-transform:uppercase;font-size:.875rem;margin-bottom:.75rem}
.section-head{max-width:48rem;margin:0 auto 4rem;text-align:center}
.section-head h2{font-size:clamp(1.875rem,4vw,2.25rem);font-weight:700;margin-bottom:1rem}
.section-head p{font-size:1.125rem;color:hsl(var(--muted-foreground))}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  border-radius:calc(var(--radius) - 2px);font-weight:500;font-size:.875rem;
  padding:.625rem 1.25rem;transition:background-color .2s,color .2s,border-color .2s,transform .2s}
.btn-lg{padding:.875rem 2rem;font-size:1rem}
.btn-accent{background:hsl(var(--accent));color:hsl(var(--accent-foreground))}
.btn-accent:hover{background:hsl(var(--accent)/.9)}
.btn-outline-accent{border:1px solid hsl(var(--accent));color:hsl(var(--accent));background:transparent}
.btn-outline-accent:hover{background:hsl(var(--accent)/.1)}
.btn-outline{border:1px solid hsl(var(--border));background:hsl(var(--card));color:hsl(var(--foreground))}
.btn-outline:hover{background:hsl(var(--secondary))}
.btn-primary{background:hsl(var(--primary));color:hsl(var(--primary-foreground))}
.btn-primary:hover{background:hsl(var(--primary)/.9)}
.btn .arrow{transition:transform .2s}
.btn:hover .arrow{transform:translateX(4px)}
.btn-full{width:100%}
.btn[disabled]{opacity:.6;cursor:not-allowed}

/* ============================ NAVBAR ============================ */
.navbar{position:fixed;top:0;left:0;right:0;z-index:50;padding:1rem 0;
  background:transparent;transition:background-color .3s,padding .3s,box-shadow .3s}
.navbar.scrolled{background:hsl(var(--card));padding:.5rem 0;
  box-shadow:0 4px 6px -1px rgb(0 0 0 / .1);border-bottom:1px solid hsl(var(--border))}
.nav-inner{display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;flex-direction:column}
.brand-name{font-family:'Playfair Display',serif;font-size:1.5rem;font-weight:700;letter-spacing:.05em;color:hsl(var(--accent))}
.brand-sub{font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:hsl(var(--primary-foreground)/.6);transition:color .3s}
.navbar.scrolled .brand-sub{color:hsl(var(--muted-foreground))}
.nav-links{display:none;gap:2rem}
.nav-links button,.nav-links a{color:hsl(var(--primary-foreground)/.8);transition:color .2s}
.navbar.scrolled .nav-links button,.navbar.scrolled .nav-links a{color:hsl(var(--foreground))}
.nav-links button:hover,.nav-links a:hover{color:hsl(var(--accent))}
.nav-cta{display:none}
.nav-toggle{display:block;color:hsl(var(--primary-foreground))}
.navbar.scrolled .nav-toggle{color:hsl(var(--foreground))}
.mobile-menu{display:none;background:hsl(var(--card));border-top:1px solid hsl(var(--border))}
.mobile-menu.open{display:block}
.mobile-menu nav{display:flex;flex-direction:column;gap:1rem;padding:1rem 0}
.mobile-menu nav button,.mobile-menu nav a{text-align:left;padding:.5rem 0;color:hsl(var(--foreground));transition:color .2s}
.mobile-menu nav button:hover,.mobile-menu nav a:hover{color:hsl(var(--accent))}

/* ============================= HERO ============================= */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;
  padding-top:8rem;padding-bottom:5rem;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:hsl(var(--primary));z-index:0}
.hero-tex{position:absolute;inset:0;z-index:0;opacity:0;background-size:cover;background-position:center;
  background-image:url('https://images.unsplash.com/photo-1551288049-bebda4e38f71?ixlib=rb-1.2.1&auto=format&fit=crop&w=1920&q=80')}
.hero-fade{position:absolute;bottom:0;left:0;right:0;height:8rem;z-index:1;
  background:linear-gradient(to top,hsl(var(--background)),transparent)}
.hero .container{position:relative;z-index:10}
.hero-grid{display:grid;grid-template-columns:1fr;gap:3rem;align-items:center}
.hero h1{font-size:clamp(2.25rem,6vw,3.75rem);font-weight:700;margin-bottom:1.5rem;
  color:hsl(var(--primary-foreground))}
.hero-lede{font-size:clamp(1.125rem,2vw,1.25rem);margin-bottom:2rem;max-width:42rem;
  color:hsl(var(--primary-foreground)/.8);line-height:1.7}
.hero-ctas{display:flex;flex-direction:column;gap:1rem}
.hero-trust{display:flex;flex-wrap:wrap;gap:2rem;margin-top:3rem}
.hero-trust div{display:flex;align-items:center;gap:.5rem;color:hsl(var(--primary-foreground)/.7);font-size:.875rem}
.hero-trust svg{color:hsl(var(--accent))}
.hero-art{display:none;position:relative}
.hero-art img{width:100%;border-radius:var(--radius);position:relative;z-index:10;
  box-shadow:0 25px 50px -12px rgb(0 0 0 / .5);border:1px solid hsl(var(--primary-foreground)/.1)}
.blob{position:absolute;width:18rem;height:18rem;border-radius:9999px;filter:blur(64px)}
.blob-a{top:-1.5rem;left:-1.5rem;background:hsl(var(--accent)/.1)}
.blob-b{bottom:-2.5rem;right:-2.5rem;background:hsl(var(--accent)/.05)}

/* =========================== SERVICES =========================== */
#services{background:hsl(var(--secondary)/.5)}
.cards-3{display:grid;grid-template-columns:1fr;gap:2rem}
.card{background:hsl(var(--card));border:1px solid hsl(var(--border));border-radius:var(--radius);
  height:100%;transition:box-shadow .3s,border-color .3s}
.card:hover{box-shadow:0 10px 15px -3px rgb(0 0 0 / .1);border-color:hsl(var(--accent)/.3)}
.card-header{padding:1.5rem;display:flex;flex-direction:column;gap:.375rem}
.card-icon{margin-bottom:1rem;padding:.75rem;background:hsl(var(--primary)/.05);
  border-radius:var(--radius);width:fit-content;color:hsl(var(--accent))}
.card-title{font-size:1.25rem;font-weight:600;letter-spacing:-.01em}
.card-body{padding:0 1.5rem 1.5rem}
.card-body p{color:hsl(var(--foreground)/.7);line-height:1.7}

/* ============================ ABOUT ============================= */
.about-grid{display:grid;grid-template-columns:1fr;gap:3rem;align-items:center}
.about-art{position:relative;order:2}
.about-art>.blob{top:-1.5rem;right:-1.5rem;left:auto;background:hsl(var(--accent)/.1)}
.about-art img{width:100%;border-radius:var(--radius);position:relative;z-index:10;
  box-shadow:0 20px 25px -5px rgb(0 0 0 / .1)}
.stat-badge{position:absolute;bottom:-1rem;left:50%;transform:translateX(-50%);
  background:hsl(var(--card));padding:1rem;border-radius:var(--radius);z-index:20;width:20rem;max-width:90%;
  border:1px solid hsl(var(--border));box-shadow:0 10px 15px -3px rgb(0 0 0 / .1);
  display:flex;align-items:center;justify-content:space-between}
.stat-badge .lbl{font-weight:700;font-size:1.125rem;font-family:'Inter',sans-serif}
.stat-badge .sub{color:hsl(var(--accent));font-size:.875rem}
.stat-badge .val{font-size:1.875rem;font-weight:700;color:hsl(var(--accent))}
.about-copy{order:1}
.about-copy h2{font-size:clamp(1.875rem,4vw,2.25rem);font-weight:700;margin-bottom:1.5rem}
.about-copy p{font-size:1.125rem;margin-bottom:1.5rem;color:hsl(var(--foreground)/.8)}
.check-grid{display:grid;grid-template-columns:1fr;gap:.75rem;margin:2rem 0}
.check-grid div{display:flex;align-items:center}
.check-grid svg{color:hsl(var(--accent));margin-right:.5rem;flex-shrink:0}

/* ========================= SOCIAL PROOF ========================= */
#social-proof{background:hsl(var(--primary)/.03)}
.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;margin-bottom:4rem}
.stat{text-align:center;padding:1.5rem;background:hsl(var(--card));
  border-radius:var(--radius);border:1px solid hsl(var(--border))}
.stat .v{font-size:clamp(1.875rem,4vw,2.25rem);font-weight:700;color:hsl(var(--accent));margin-bottom:.25rem}
.stat .l{font-size:.875rem;color:hsl(var(--muted-foreground))}
.industries{text-align:center}
.industries h3{font-family:'Inter',sans-serif;font-size:1.25rem;font-weight:600;
  margin-bottom:2rem;color:hsl(var(--muted-foreground))}
.industry-row{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:2rem}
.industry{display:flex;flex-direction:column;align-items:center;gap:.5rem;
  color:hsl(var(--muted-foreground));transition:color .2s}
.industry:hover{color:hsl(var(--accent))}
.industry span{font-size:.875rem;font-weight:500}

/* ========================= CASE STUDIES ========================= */
#case-studies{background:hsl(var(--muted)/.3)}
.cards-2{display:grid;grid-template-columns:1fr;gap:2rem;margin-bottom:3rem}
.tile{background:#fff;border-radius:var(--radius);overflow:hidden;
  box-shadow:0 10px 15px -3px rgb(0 0 0 / .1);transition:box-shadow .3s}
.tile:hover{box-shadow:0 20px 25px -5px rgb(0 0 0 / .1)}
.tile-img{height:12rem;overflow:hidden}
.tile-img img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.tile:hover .tile-img img{transform:scale(1.05)}
.tile-body{padding:1.5rem}
.tile-body h3{font-size:1.25rem;font-weight:700;margin-bottom:.5rem;font-family:'Inter',sans-serif}
.tile-body p{color:hsl(var(--muted-foreground));margin-bottom:1rem}

/* ============================= BLOG ============================= */
#blog{background:#f9fafb}
#blog h2{font-family:'Inter',sans-serif}
.blog-grid{display:grid;grid-template-columns:1fr;gap:2rem}
.post{background:#fff;border-radius:var(--radius);overflow:hidden;
  box-shadow:0 4px 6px -1px rgb(0 0 0 / .1);transition:box-shadow .3s}
.post:hover{box-shadow:0 20px 25px -5px rgb(0 0 0 / .1)}
.post .thumb{aspect-ratio:16/9;overflow:hidden}
.post .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.post:hover .thumb img{transform:scale(1.05)}
.post-body{padding:1.5rem}
.post-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}
.chip{font-size:.875rem;font-weight:500;color:hsl(var(--primary));
  padding:.25rem .5rem;border-radius:9999px;background:hsl(var(--primary)/.1)}
.post-date{font-size:.875rem;color:hsl(var(--muted-foreground))}
.post-body h3{font-size:1.125rem;font-weight:700;margin-bottom:.5rem;font-family:'Inter',sans-serif;line-height:1.4}
.post-body p{color:hsl(var(--muted-foreground));font-size:.9375rem;margin-bottom:1rem}
.post-author{font-size:.875rem;color:hsl(var(--muted-foreground))}

/* ============================ CONTACT =========================== */
.contact-grid{display:grid;grid-template-columns:1fr;gap:3rem}
.form-card{background:hsl(var(--card));padding:2rem;border-radius:var(--radius);
  border:1px solid hsl(var(--border));box-shadow:0 10px 15px -3px rgb(0 0 0 / .1)}
.form-card h3,.contact-info h3{font-size:1.5rem;font-weight:700;margin-bottom:1.5rem;font-family:'Inter',sans-serif}
.field{margin-bottom:1rem}
.field label{display:block;font-size:.875rem;font-weight:500;margin-bottom:.25rem}
.field input,.field select,.field textarea{
  width:100%;padding:.5rem .75rem;font:inherit;font-size:.875rem;
  border:1px solid hsl(var(--input));border-radius:calc(var(--radius) - 2px);
  background:hsl(var(--card));color:hsl(var(--foreground))}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:2px solid hsl(var(--ring));outline-offset:1px;border-color:transparent}
.field-row{display:grid;grid-template-columns:1fr;gap:1rem}
.hp-field{position:absolute;left:-9999px;top:-9999px}
.info-list{display:flex;flex-direction:column;gap:1.5rem}
.info-item{display:flex;align-items:flex-start}
.info-item svg{color:hsl(var(--accent));margin-right:1rem;margin-top:.25rem;flex-shrink:0}
.info-item .t{font-weight:600;margin-bottom:.25rem}
.info-item p:not(.t){color:hsl(var(--muted-foreground))}
.book-box{margin-top:2.5rem;padding:1.5rem;background:hsl(var(--primary));border-radius:var(--radius)}
.book-box .row{display:flex;align-items:center;gap:.75rem;margin-bottom:.75rem}
.book-box svg{color:hsl(var(--accent))}
.book-box h4{font-family:'Inter',sans-serif;font-weight:600;color:hsl(var(--primary-foreground))}
.book-box p{color:hsl(var(--primary-foreground)/.7);font-size:.875rem;margin-bottom:1rem}

/* ============================ FOOTER ============================ */
footer{background:hsl(var(--primary));color:hsl(var(--primary-foreground))}
footer .container{padding-top:4rem;padding-bottom:4rem}
.foot-grid{display:grid;grid-template-columns:1fr;gap:2.5rem}
.foot-brand h3{font-size:1.25rem;font-family:'Playfair Display',serif;font-weight:700;
  margin-bottom:.5rem;color:hsl(var(--accent))}
.foot-brand .sub{font-size:.75rem;letter-spacing:.2em;text-transform:uppercase;
  color:hsl(var(--primary-foreground)/.5);margin-bottom:1rem}
.foot-brand p{color:hsl(var(--primary-foreground)/.7);margin-bottom:1.5rem}
.socials{display:flex;gap:1rem}
.socials a{color:hsl(var(--primary-foreground)/.6);transition:color .2s}
.socials a:hover{color:hsl(var(--accent))}
.foot-col h3{font-size:1.125rem;font-weight:700;margin-bottom:1rem;font-family:'Inter',sans-serif}
.foot-col ul{list-style:none;display:flex;flex-direction:column;gap:.5rem}
.foot-col a,.foot-col button{color:hsl(var(--primary-foreground)/.6);transition:color .2s;text-align:left}
.foot-col a:hover,.foot-col button:hover{color:hsl(var(--accent))}
.sub-form{display:flex;flex-direction:column;gap:.5rem}
.sub-form input{padding:.5rem .75rem;font:inherit;font-size:.875rem;border-radius:calc(var(--radius) - 2px);
  background:hsl(var(--primary-foreground)/.1);border:1px solid hsl(var(--primary-foreground)/.2);
  color:hsl(var(--primary-foreground));width:100%}
.sub-form input::placeholder{color:hsl(var(--primary-foreground)/.4)}
footer hr{border:none;border-top:1px solid hsl(var(--primary-foreground)/.1);margin:2.5rem 0}
.foot-bottom{display:flex;flex-direction:column;align-items:center;gap:1rem}
.foot-bottom p{color:hsl(var(--primary-foreground)/.4);font-size:.875rem}
.foot-legal{display:flex;gap:1.5rem}
.foot-legal a{color:hsl(var(--primary-foreground)/.4);font-size:.875rem;transition:color .2s}
.foot-legal a:hover{color:hsl(var(--accent))}

/* ======================== SCROLL TO TOP ========================= */
#to-top{position:fixed;bottom:1.5rem;right:1.5rem;z-index:50;padding:.75rem;
  border-radius:9999px;background:hsl(var(--primary));color:#fff;
  box-shadow:0 10px 15px -3px rgb(0 0 0 / .2);display:none}
#to-top.show{display:block}
#to-top:hover{background:hsl(var(--primary)/.9)}

/* =========================== TOAST ============================== */
#toast{position:fixed;bottom:1.5rem;left:50%;transform:translate(-50%,150%);
  z-index:100;background:hsl(var(--card));border:1px solid hsl(var(--border));
  border-radius:var(--radius);padding:1rem 1.25rem;max-width:22rem;
  box-shadow:0 10px 25px -5px rgb(0 0 0 / .25);transition:transform .3s ease}
#toast.show{transform:translate(-50%,0)}
#toast .tt{font-weight:600;margin-bottom:.125rem}
#toast .td{font-size:.875rem;color:hsl(var(--muted-foreground))}

/* ====================== SCROLL ANIMATION ======================== */
.animate-on-scroll{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.animate-on-scroll.visible{opacity:1;transform:none}
@keyframes fade-in{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
.animate-fade-in{animation:fade-in .7s ease both}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
  .animate-on-scroll{opacity:1;transform:none}
}

/* =========================== RESPONSIVE ========================= */
@media (min-width:640px){
  .hero-ctas{flex-direction:row}
  .check-grid{grid-template-columns:repeat(2,1fr)}
  .field-row{grid-template-columns:repeat(2,1fr)}
  .sub-form{flex-direction:row}
  .foot-bottom{flex-direction:row;justify-content:space-between}
}
@media (min-width:768px){
  .section-padding{padding-top:6rem;padding-bottom:6rem}
  .nav-links,.nav-cta{display:flex}
  .nav-toggle{display:none}
  .mobile-menu{display:none!important}
  .cards-3,.blog-grid,.cards-2{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(4,1fr)}
  .industry-row{gap:3rem}
  .foot-grid{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:1024px){
  .hero-grid,.about-grid,.contact-grid{grid-template-columns:repeat(2,1fr)}
  .hero-art{display:block}
  .about-art{order:1}
  .about-copy{order:2}
  .cards-3,.blog-grid{grid-template-columns:repeat(3,1fr)}
  .foot-grid{grid-template-columns:repeat(4,1fr)}
}