/* ============================================================
   AI MARCOM — Design System v2
   White BG + Logo Blue #004aad + Poppins/Open Sans/Merriweather
   4 Services: AI Development | AI Automation | AI Transformation | AI Marketing
   ============================================================ */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --blue:#004aad;--blue-dark:#003a8c;--blue-light:#2563eb;
  --blue-pale:#e8f0fe;--blue-dim:rgba(0,74,173,0.08);--blue-glow:rgba(0,74,173,0.18);
  --accent:#ff6b00;--accent-light:#ff8533;--accent-pale:#fff4eb;--accent-dim:rgba(255,107,0,0.08);
  --teal:#0ea5e9;--teal-pale:#e6f7fe;--teal-dim:rgba(14,165,233,0.08);
  --green:#10b981;--green-pale:#ecfdf5;--green-dim:rgba(16,185,129,0.08);
  --bg:#ffffff;--bg-alt:#f7f8fc;--bg-hero:#f0f4fa;
  --heading:#1a1a2e;--text:#374151;--text-muted:#6b7280;--text-dim:#9ca3af;
  --border:#e5e7eb;--border-light:#f3f4f6;--border-blue:rgba(0,74,173,0.15);
  --radius:10px;--radius-lg:16px;--radius-xl:24px;--radius-pill:50px;
  --font-heading:'Poppins',sans-serif;--font-body:'Open Sans',sans-serif;--font-serif:'Merriweather',serif;
  --shadow-xs:0 1px 2px rgba(0,0,0,0.04);--shadow-sm:0 2px 8px rgba(0,0,0,0.06);
  --shadow-md:0 4px 20px rgba(0,0,0,0.08);--shadow-lg:0 8px 40px rgba(0,0,0,0.1);
  --shadow-blue:0 4px 24px rgba(0,74,173,0.15);
  --shadow-card:0 2px 12px rgba(0,0,0,0.05);--shadow-card-hover:0 8px 30px rgba(0,74,173,0.12);
}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--font-body);font-size:16px;line-height:1.75;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .25s}
ul,ol{list-style:none}
h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);color:var(--heading);font-weight:700;line-height:1.2}
h1{font-size:clamp(2.2rem,5vw,3.5rem);letter-spacing:-0.5px}
h2{font-size:clamp(1.6rem,3.5vw,2.4rem);letter-spacing:-0.3px}
h3{font-size:clamp(1.15rem,2vw,1.35rem)}
h4{font-size:1.05rem}
p{margin-bottom:1rem}
.gradient-text{background:linear-gradient(135deg,var(--blue),var(--blue-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section-alt{background:var(--bg-alt)}
.text-center{text-align:center}
.section-label{display:inline-block;font-family:var(--font-heading);font-size:0.8rem;color:var(--blue);text-transform:uppercase;letter-spacing:2.5px;font-weight:600;margin-bottom:10px}
.section-desc{font-size:1.05rem;color:var(--text-muted);max-width:600px;line-height:1.8;margin-bottom:48px}
.section-desc.centered{margin-left:auto;margin-right:auto}
.badge{display:inline-flex;align-items:center;gap:8px;background:var(--blue-pale);border:1px solid rgba(0,74,173,0.15);border-radius:var(--radius-pill);padding:8px 20px;font-family:var(--font-heading);font-size:0.78rem;color:var(--blue);text-transform:uppercase;letter-spacing:1.5px;margin-bottom:22px;font-weight:600}
.badge::before{content:'';width:8px;height:8px;border-radius:50%;background:var(--green);animation:pulse 2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 30px;border-radius:var(--radius-pill);font-family:var(--font-heading);font-size:0.95rem;font-weight:600;border:none;cursor:pointer;transition:all .3s ease;letter-spacing:0.2px}
.btn-primary{background:var(--blue);color:#fff;box-shadow:var(--shadow-blue)}
.btn-primary:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:0 8px 32px rgba(0,74,173,0.25)}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 4px 20px rgba(255,107,0,0.2)}
.btn-accent:hover{background:var(--accent-light);transform:translateY(-2px);box-shadow:0 8px 32px rgba(255,107,0,0.25)}
.btn-outline{background:transparent;color:var(--blue);border:2px solid var(--blue)}
.btn-outline:hover{background:var(--blue);color:#fff}
.btn-group{display:flex;gap:14px;flex-wrap:wrap}
/* NAV */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:0 48px;height:72px;display:flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,0.95);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);box-shadow:var(--shadow-xs)}
.nav-logo{display:flex;align-items:center}
.nav-logo img{height:38px;width:auto}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{font-family:var(--font-heading);font-size:0.88rem;color:var(--text-muted);font-weight:500;position:relative;padding:4px 0}
.nav-links a::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:2.5px;background:var(--blue);border-radius:2px;transition:width .3s}
.nav-links a:hover,.nav-links a.active{color:var(--heading)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-cta{background:var(--accent);color:#fff;padding:10px 24px;border-radius:var(--radius-pill);font-family:var(--font-heading);font-size:0.88rem;font-weight:600;border:none;cursor:pointer;box-shadow:0 2px 12px rgba(255,107,0,0.2);transition:all .3s}
.nav-cta:hover{background:var(--accent-light);transform:translateY(-1px)}
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;background:none;border:none}
.nav-toggle span{width:22px;height:2px;background:var(--heading);border-radius:2px}
/* HERO */
.hero{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:120px 24px 72px;position:relative;overflow:hidden;background:var(--bg)}
.hero-bg{position:absolute;inset:0;background:radial-gradient(ellipse 70% 55% at 50% 0%,var(--blue-pale),transparent 70%),radial-gradient(circle at 80% 80%,rgba(255,107,0,0.04),transparent 50%);pointer-events:none}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(0,74,173,0.04) 1px,transparent 1px),linear-gradient(90deg,rgba(0,74,173,0.04) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(ellipse 60% 60% at 50% 40%,black 10%,transparent 70%);-webkit-mask-image:radial-gradient(ellipse 60% 60% at 50% 40%,black 10%,transparent 70%)}
.hero h1{max-width:820px;position:relative;margin-bottom:20px;font-weight:700;color:var(--heading)}
.hero-sub{font-size:1.15rem;color:var(--text-muted);max-width:580px;line-height:1.8;margin-bottom:36px;font-weight:400}
.hero .btn-group{margin-bottom:64px}
/* STATS */
.stats-bar{display:grid;grid-template-columns:repeat(4,1fr);background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;max-width:800px;width:100%;box-shadow:var(--shadow-md)}
.stat-item{padding:28px 20px;text-align:center;border-right:1px solid var(--border)}
.stat-item:last-child{border-right:none}
.stat-num{font-family:var(--font-heading);font-size:2rem;font-weight:700;color:var(--blue)}
.stat-num span{color:var(--accent)}
.stat-label{font-size:0.75rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:1px;margin-top:2px;font-weight:500}
/* LOGOS */
.logos-strip{padding:48px 24px;border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:var(--bg-alt)}
.logos-strip p{text-align:center;font-size:0.78rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:2.5px;margin-bottom:28px;font-weight:600;font-family:var(--font-heading)}
.logos-row{display:flex;justify-content:center;gap:48px;flex-wrap:wrap;align-items:center}
.logos-row span{font-family:var(--font-heading);font-size:1.05rem;font-weight:600;color:var(--text-dim);opacity:.5;transition:all .3s}
.logos-row span:hover{opacity:1;color:var(--blue)}
/* CARDS */
.card-grid{display:grid;gap:24px}
.card-grid.cols-4{grid-template-columns:repeat(4,1fr)}
.card-grid.cols-3{grid-template-columns:repeat(3,1fr)}
.card-grid.cols-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px 28px;position:relative;overflow:hidden;transition:all .35s ease;box-shadow:var(--shadow-card)}
.card:hover{border-color:var(--blue-glow);transform:translateY(-5px);box-shadow:var(--shadow-card-hover)}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--blue);transform:scaleX(0);transition:transform .35s;transform-origin:left}
.card:hover::before{transform:scaleX(1)}
.card-num{font-family:var(--font-heading);font-size:0.82rem;color:var(--text-dim);margin-bottom:16px;font-weight:600;letter-spacing:1px}
.card-icon{width:52px;height:52px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:1.4rem;font-weight:700}
.card-icon.blue{background:var(--blue-pale);color:var(--blue)}
.card-icon.accent{background:var(--accent-pale);color:var(--accent)}
.card-icon.teal{background:var(--teal-pale);color:var(--teal)}
.card-icon.green{background:var(--green-pale);color:var(--green)}
.card h3{margin-bottom:10px}
.card p{font-size:0.92rem;color:var(--text-muted);line-height:1.75}
.card-tags{display:flex;flex-wrap:wrap;gap:6px;margin:14px 0}
.card-tag{font-size:0.72rem;padding:4px 12px;border-radius:var(--radius-pill);background:var(--bg-alt);color:var(--text-muted);border:1px solid var(--border);font-weight:500}
.card-link{font-size:0.88rem;color:var(--blue);font-weight:600;display:inline-flex;align-items:center;gap:6px;margin-top:8px}
.card-link:hover{color:var(--accent)}
/* CASE */
.case-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:24px}
.case-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px;transition:all .35s;box-shadow:var(--shadow-card)}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover)}
.case-tags{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}
.tag-industry{background:var(--accent-pale);color:var(--accent);font-size:0.7rem;padding:4px 14px;border-radius:var(--radius-pill);font-weight:600;text-transform:uppercase;letter-spacing:.5px;font-family:var(--font-heading)}
.tag-service{background:var(--blue-pale);color:var(--blue);font-size:0.7rem;padding:4px 14px;border-radius:var(--radius-pill);font-weight:600;text-transform:uppercase;letter-spacing:.5px;font-family:var(--font-heading)}
.case-metrics{display:flex;gap:28px;margin:16px 0;flex-wrap:wrap}
.metric strong{font-family:var(--font-heading);font-size:1.6rem;font-weight:700;color:var(--blue);display:block}
.metric span{font-size:0.7rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px;font-weight:500}
.featured-case{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-xl);padding:52px;display:grid;grid-template-columns:1fr 1.3fr;gap:44px;align-items:center;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.featured-case::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--blue),var(--teal),var(--accent))}
.featured-metric-big{font-family:var(--font-heading);font-size:clamp(3.5rem,7vw,5.5rem);font-weight:800;line-height:1;color:var(--blue)}
.featured-metric-label{font-size:1rem;color:var(--text-muted);margin-top:8px}
/* PROCESS */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
.process-step{background:var(--bg);padding:32px 24px;border-right:1px solid var(--border);transition:background .3s}
.process-step:last-child{border-right:none}
.process-step:hover{background:var(--blue-pale)}
.step-num{font-family:var(--font-heading);font-size:2.4rem;font-weight:800;color:var(--blue-pale);margin-bottom:8px}
.process-step:hover .step-num{color:rgba(0,74,173,0.12)}
.process-step h4{margin-bottom:8px;font-size:1rem}
.process-step p{font-size:0.88rem;color:var(--text-muted)}
/* TESTIMONIALS */
.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testimonial-card{background:var(--bg);border:1px solid var(--border);border-left:4px solid var(--blue);border-radius:0 var(--radius-lg) var(--radius-lg) 0;padding:32px;box-shadow:var(--shadow-card)}
.quote-mark{font-family:var(--font-serif);font-size:3rem;color:var(--blue);line-height:1;margin-bottom:4px}
.testimonial-card blockquote{font-family:var(--font-serif);font-size:0.95rem;color:var(--text);line-height:1.8;margin-bottom:24px;font-style:italic}
.t-author{display:flex;align-items:center;gap:12px}
.t-avatar{width:42px;height:42px;border-radius:50%;background:var(--blue-pale);display:flex;align-items:center;justify-content:center;font-family:var(--font-heading);font-weight:700;font-size:0.8rem;color:var(--blue)}
.t-name{font-family:var(--font-heading);font-size:0.88rem;font-weight:600;color:var(--heading)}
.t-role{font-size:0.78rem;color:var(--text-dim)}
/* CTA */
.cta-block{padding:88px 24px;text-align:center;position:relative;overflow:hidden;background:var(--blue);color:#fff}
.cta-block h2{color:#fff}
.cta-block .section-label{color:rgba(255,255,255,0.7)}
.cta-block .section-desc{color:rgba(255,255,255,0.8)}
.cta-block .btn-accent{background:#fff;color:var(--blue)}
.cta-block .btn-accent:hover{background:var(--blue-pale);color:var(--blue-dark)}
.cta-block .btn-outline{color:#fff;border-color:rgba(255,255,255,0.4)}
.cta-block .btn-outline:hover{background:rgba(255,255,255,0.1);border-color:#fff}
.cta-bg{position:absolute;inset:0;background:radial-gradient(circle at 20% 50%,rgba(255,255,255,0.08),transparent 50%),radial-gradient(circle at 80% 50%,rgba(255,255,255,0.05),transparent 50%);pointer-events:none}
/* FOOTER */
.footer{padding:64px 24px 28px;border-top:1px solid var(--border);background:var(--bg-alt)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:44px;max-width:1200px;margin:0 auto 44px}
.footer-brand{max-width:300px}
.footer-brand img{height:32px;margin-bottom:14px}
.footer-brand p{font-size:0.88rem;color:var(--text-muted);line-height:1.7}
.footer-social{display:flex;gap:8px;margin-top:16px}
.footer-social a{width:36px;height:36px;border-radius:50%;background:var(--bg);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:0.8rem;color:var(--text-muted);font-weight:600;font-family:var(--font-heading);transition:all .3s}
.footer-social a:hover{border-color:var(--blue);color:var(--blue);background:var(--blue-pale)}
.footer-col h4{font-family:var(--font-heading);font-size:0.72rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:2px;margin-bottom:16px;font-weight:600}
.footer-col a{display:block;font-size:0.88rem;color:var(--text-muted);margin-bottom:10px}
.footer-col a:hover{color:var(--blue)}
.footer-bottom{max-width:1200px;margin:0 auto;border-top:1px solid var(--border);padding-top:20px;display:flex;justify-content:space-between;font-size:0.78rem;color:var(--text-dim)}
/* ABOUT */
.mv-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.mv-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px;box-shadow:var(--shadow-card);position:relative;overflow:hidden}
.mv-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px}
.mv-card.mission::before{background:var(--blue)}
.mv-card.vision::before{background:var(--teal)}
.mv-icon{width:52px;height:52px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin-bottom:20px}
.mv-card.mission .mv-icon{background:var(--blue-pale);color:var(--blue)}
.mv-card.vision .mv-icon{background:var(--teal-pale);color:var(--teal)}
.mv-card h3{margin-bottom:12px;font-size:1.4rem}
.mv-card p{color:var(--text-muted);line-height:1.8}
.timeline{position:relative;max-width:740px;margin:0 auto;padding-left:36px}
.timeline::before{content:'';position:absolute;left:14px;top:0;bottom:0;width:3px;background:linear-gradient(180deg,var(--blue),var(--teal));border-radius:2px}
.timeline-item{position:relative;margin-bottom:44px;padding-left:36px}
.timeline-dot{position:absolute;left:-28px;top:4px;width:14px;height:14px;border-radius:50%;background:var(--blue);border:3px solid var(--bg);box-shadow:0 0 0 3px var(--blue-pale)}
.timeline-year{font-family:var(--font-heading);font-size:0.8rem;color:var(--blue);margin-bottom:4px;letter-spacing:1px;font-weight:600}
.timeline-item h4{margin-bottom:6px;font-size:1.1rem}
.timeline-item p{font-size:0.92rem;color:var(--text-muted)}
.founder-block{display:grid;grid-template-columns:260px 1fr;gap:48px;align-items:center}
.founder-photo{width:260px;height:320px;border-radius:var(--radius-lg);background:linear-gradient(135deg,var(--bg-alt),var(--blue-pale));border:1px solid var(--border);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md)}
.founder-initial{font-family:var(--font-heading);font-size:5rem;font-weight:800;color:rgba(0,74,173,0.15)}
.founder-role{font-size:1rem;color:var(--blue);margin-bottom:18px;font-weight:500;font-family:var(--font-heading)}
.founder-quote{font-family:var(--font-serif);font-size:1.1rem;color:var(--text);line-height:1.8;font-style:italic;margin-bottom:22px;padding-left:22px;border-left:4px solid var(--blue)}
.founder-badges{display:flex;flex-wrap:wrap;gap:10px}
.founder-badge{font-family:var(--font-heading);font-size:0.78rem;padding:6px 16px;border-radius:var(--radius-pill);background:var(--bg-alt);border:1px solid var(--border);color:var(--text-muted);font-weight:500}
.values-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.value-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:28px 20px;text-align:center;box-shadow:var(--shadow-card)}
.value-icon{font-size:1.5rem;margin-bottom:10px;display:block}
.value-card h5{font-family:var(--font-heading);font-size:0.88rem;font-weight:600;color:var(--heading);margin-bottom:4px}
.value-card p{font-size:0.78rem;color:var(--text-dim);margin:0}
/* SERVICES */
.service-header{display:grid;grid-template-columns:auto 1fr;gap:44px;align-items:center;margin-bottom:44px}
.service-num{font-family:var(--font-heading);font-size:clamp(3.5rem,7vw,5rem);font-weight:800;color:var(--blue-pale);line-height:1}
.service-cta-link{color:var(--accent);font-weight:600;font-size:0.95rem;margin-top:16px;display:inline-flex;align-items:center;gap:6px;font-family:var(--font-heading)}
.service-cta-link:hover{color:var(--blue)}
.phases-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
.phase-card{background:var(--bg);padding:32px 22px;border-right:1px solid var(--border);transition:background .3s}
.phase-card:last-child{border-right:none}
.phase-card:hover{background:var(--blue-pale)}
.phase-label{font-family:var(--font-heading);font-size:0.7rem;color:var(--teal);text-transform:uppercase;letter-spacing:2px;margin-bottom:10px;font-weight:600}
.phase-num{font-family:var(--font-heading);font-size:2.4rem;font-weight:800;color:var(--border);margin-bottom:4px}
.phase-card h4{margin-bottom:8px}
.phase-card p{font-size:0.85rem;color:var(--text-muted)}
.tech-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.tech-item{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:22px 14px;text-align:center;box-shadow:var(--shadow-xs);transition:all .3s}
.tech-item:hover{border-color:var(--blue-glow);transform:translateY(-3px);box-shadow:var(--shadow-card-hover)}
.tech-icon{font-size:1.6rem;margin-bottom:8px;display:block}
.tech-item h5{font-family:var(--font-heading);font-size:0.85rem;font-weight:600;color:var(--heading);margin-bottom:2px}
.tech-item p{font-size:0.7rem;color:var(--text-dim);margin:0}
/* LAB */
.partner-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow-card);transition:all .35s;position:relative;overflow:hidden}
.partner-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover)}
.partner-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--blue);transform:scaleX(0);transition:transform .35s;transform-origin:left}
.partner-card:hover::before{transform:scaleX(1)}
.pc-tags{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0 16px}
.pc-tag{font-family:var(--font-heading);font-size:0.7rem;padding:4px 14px;border-radius:var(--radius-pill);background:var(--blue-pale);color:var(--blue);font-weight:600}
.pc-link{font-size:0.88rem;color:var(--blue);font-weight:600;font-family:var(--font-heading)}
.pc-link:hover{color:var(--accent)}
.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.adv-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:28px;text-align:center;box-shadow:var(--shadow-xs);transition:all .3s}
.adv-card:hover{border-color:var(--blue-glow);box-shadow:var(--shadow-card)}
.adv-icon{font-size:1.5rem;margin-bottom:12px;display:block;color:var(--blue)}
.adv-card h4{margin-bottom:6px;font-size:1rem}
.adv-card p{font-size:0.85rem;color:var(--text-muted);margin:0}
.sidebar-stats{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.sidebar-stat{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:24px;text-align:center;box-shadow:var(--shadow-xs)}
.sidebar-stat .stat-num{font-size:1.8rem}
/* CASE STUDIES */
.filter-tabs{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-bottom:20px}
.filter-tab{font-family:var(--font-heading);padding:9px 20px;border-radius:var(--radius-pill);font-size:0.85rem;color:var(--text-muted);border:1px solid var(--border);background:var(--bg);font-weight:500}
.filter-tab.active{background:var(--blue);color:#fff;border-color:var(--blue)}
/* CONTACT */
.channel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.channel-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px 22px;text-align:center;box-shadow:var(--shadow-card);transition:all .3s}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover)}
.ch-icon{width:54px;height:54px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin:0 auto 16px;font-weight:700}
.ch-icon.cal{background:var(--blue-pale);color:var(--blue)}
.ch-icon.email{background:var(--teal-pale);color:var(--teal)}
.ch-icon.whatsapp{background:#e8faf0;color:#25d366}
.ch-icon.linkedin{background:#e8f4fd;color:#0077b5}
.channel-card h3{margin-bottom:6px;font-size:1.1rem}
.channel-card p{font-size:0.85rem;color:var(--text-muted);margin-bottom:12px}
.ch-link{font-size:0.85rem;color:var(--blue);font-weight:600;font-family:var(--font-heading)}
.form-layout{display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:start}
.form-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-xl);padding:40px;box-shadow:var(--shadow-md)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-family:var(--font-heading);font-size:0.82rem;color:var(--text-muted);margin-bottom:6px;font-weight:500}
.form-group input,.form-group select,.form-group textarea{width:100%;background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius);padding:12px 16px;color:var(--heading);font-family:var(--font-body);font-size:0.92rem;outline:none;transition:border-color .3s,box-shadow .3s}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-dim)}
.form-group input::placeholder,.form-group textarea::placeholder{color:var(--text-dim)}
.form-group textarea{min-height:110px;resize:vertical}
.form-group select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 5l3 3 3-3' stroke='%236b7280' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}
.form-submit{background:var(--blue);color:#fff;padding:14px 36px;border-radius:var(--radius-pill);font-family:var(--font-heading);font-size:1rem;font-weight:600;border:none;cursor:pointer;width:100%;margin-top:8px;transition:all .3s;box-shadow:var(--shadow-blue)}
.form-submit:hover{background:var(--blue-dark);transform:translateY(-1px);box-shadow:0 8px 32px rgba(0,74,173,0.25)}
.contact-sidebar{padding-top:4px}
.info-block{margin-bottom:32px}
.info-block h4{font-family:var(--font-heading);font-size:0.72rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:2px;margin-bottom:12px;font-weight:600}
.info-block p{font-size:0.92rem;color:var(--text);line-height:1.8;margin-bottom:4px}
.info-block a{color:var(--blue)}
.info-block a:hover{text-decoration:underline}
.social-row{display:flex;gap:8px;margin-top:8px}
.social-row a{width:40px;height:40px;border-radius:50%;background:var(--bg);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:0.85rem;color:var(--text-dim);font-weight:600;font-family:var(--font-heading);transition:all .3s}
.social-row a:hover{border-color:var(--blue);color:var(--blue);background:var(--blue-pale)}
.response-badge{background:var(--blue-pale);border:1px solid rgba(0,74,173,0.15);border-radius:var(--radius-lg);padding:28px;text-align:center;margin-top:24px}
.response-badge .stat-num{font-family:var(--font-heading);font-size:2.4rem;font-weight:800;color:var(--blue)}
.response-badge p{font-size:0.85rem;color:var(--text-muted);margin:0}
.faq-list{max-width:760px}
.faq-item{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:12px;box-shadow:var(--shadow-xs);overflow:hidden}
.faq-item summary{padding:20px 24px;font-family:var(--font-heading);font-size:1rem;font-weight:600;color:var(--heading);cursor:pointer;display:flex;justify-content:space-between;align-items:center;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';font-size:1.3rem;color:var(--blue);font-weight:400;line-height:1}
.faq-item[open] summary::after{content:'\2212'}
.faq-item[open] summary{border-bottom:1px solid var(--border)}
.faq-answer{padding:16px 24px 20px;font-size:0.92rem;color:var(--text-muted);line-height:1.8}
/* RESPONSIVE */
@media(max-width:1024px){
  .card-grid.cols-4{grid-template-columns:repeat(2,1fr)}
  .card-grid.cols-3{grid-template-columns:repeat(2,1fr)}
  .process-grid,.phases-grid{grid-template-columns:repeat(2,1fr)}
  .process-step,.phase-card{border-right:none;border-bottom:1px solid var(--border)}
  .stats-bar{grid-template-columns:repeat(2,1fr)}
  .stat-item{border-right:none;border-bottom:1px solid var(--border)}
  .stat-item:nth-child(odd){border-right:1px solid var(--border)}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
  .testimonial-grid{grid-template-columns:1fr}
  .case-grid{grid-template-columns:1fr}
  .featured-case{grid-template-columns:1fr;text-align:center;padding:36px}
  .form-layout{grid-template-columns:1fr}
  .founder-block{grid-template-columns:1fr;text-align:center}
  .founder-photo{margin:0 auto}
  .founder-quote{text-align:left}
  .service-header{grid-template-columns:1fr}
  .channel-grid{grid-template-columns:repeat(2,1fr)}
  .tech-grid{grid-template-columns:repeat(3,1fr)}
  .values-grid{grid-template-columns:repeat(2,1fr)}
  .mv-grid{grid-template-columns:1fr}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .section{padding:64px 0}
  .nav{padding:0 20px}
  .nav-links{display:none;flex-direction:column;position:absolute;top:72px;left:0;right:0;background:rgba(255,255,255,0.98);backdrop-filter:blur(16px);padding:20px 24px;gap:12px;border-bottom:1px solid var(--border);box-shadow:var(--shadow-md)}
  .nav-links.open{display:flex}
  .nav-toggle{display:flex}
}
@media(max-width:640px){
  .card-grid.cols-4,.card-grid.cols-3,.card-grid.cols-2{grid-template-columns:1fr}
  .process-grid,.phases-grid{grid-template-columns:1fr}
  .process-step,.phase-card{border-right:none;border-bottom:1px solid var(--border)}
  .stats-bar{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;gap:8px;text-align:center}
  .btn-group{flex-direction:column;align-items:stretch;text-align:center}
  .btn-group .btn{justify-content:center}
  .hero{padding:100px 20px 56px}
  .form-row{grid-template-columns:1fr}
  .channel-grid{grid-template-columns:1fr}
  .tech-grid{grid-template-columns:repeat(2,1fr)}
  .values-grid{grid-template-columns:1fr}
  .adv-grid{grid-template-columns:1fr}
  .sidebar-stats{grid-template-columns:1fr}
  .logos-row{gap:20px}
  .filter-tabs{justify-content:flex-start;overflow-x:auto}
  .nav-cta{display:none}
}