/* AiTRK.com Shared Styles */
/* Reset & Base */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{font-family:'Plus Jakarta Sans',-apple-system,BlinkMacSystemFont,sans-serif;color:#4B5563;line-height:1.6;overflow-x:hidden;background:#fff}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:color .2s}

/* Utilities */
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section-label{font-size:.75rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:#DC2626;margin-bottom:12px}
.section-title{font-size:2.5rem;font-weight:800;color:#111827;line-height:1.15;margin-bottom:20px}
.section-title--light{color:#fff}
.section-body{font-size:1.125rem;color:#4B5563;max-width:720px;line-height:1.7}
.section-body--light{color:#D1D5DB}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 32px;border-radius:8px;font-family:inherit;font-size:1rem;font-weight:600;cursor:pointer;transition:all .25s ease;border:2px solid transparent;white-space:nowrap}
.btn--red{background:#DC2626;color:#fff;border-color:#DC2626}
.btn--red:hover{background:#B91C1C;border-color:#B91C1C;transform:translateY(-1px);box-shadow:0 4px 14px rgba(220,38,38,.35)}
.btn--outline-white{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.btn--outline-white:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn--white{background:#fff;color:#DC2626;border-color:#fff}
.btn--white:hover{background:#F9FAFB;transform:translateY(-1px);box-shadow:0 4px 14px rgba(255,255,255,.25)}
.btn--outline{background:transparent;color:#DC2626;border-color:#DC2626}
.btn--outline:hover{background:#DC2626;color:#fff}

/* Scroll Reveal */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ============ NAV ============ */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:18px 0;transition:all .35s ease}
.nav--scrolled,.nav--light{background:rgba(255,255,255,.97);backdrop-filter:blur(12px);box-shadow:0 1px 3px rgba(0,0,0,.08);padding:12px 0}
.nav .container{display:flex;align-items:center;justify-content:space-between}
.nav__brand{display:flex;align-items:center;gap:8px}
.nav__logo svg{color:#fff;transition:color .35s ease}
.nav--scrolled .nav__logo svg,.nav--light .nav__logo svg{color:#111827}
.nav__brand-parent{font-size:.7rem;font-weight:500;color:rgba(255,255,255,.35);transition:color .35s ease;letter-spacing:.02em}
.nav__brand-parent:hover{color:rgba(255,255,255,.7)}
.nav--scrolled .nav__brand-parent,.nav--light .nav__brand-parent{color:#9CA3AF}
.nav--scrolled .nav__brand-parent:hover,.nav--light .nav__brand-parent:hover{color:#4B5563}
.nav__links{display:flex;align-items:center;gap:32px;list-style:none}
.nav__links a{font-size:.9rem;font-weight:500;color:rgba(255,255,255,.8);transition:color .2s}
.nav__links a:hover{color:#fff}
.nav--scrolled .nav__links a,.nav--light .nav__links a{color:#4B5563}
.nav--scrolled .nav__links a:hover,.nav--light .nav__links a:hover{color:#111827}
.nav__cta{padding:10px 24px!important;font-size:.9rem!important}
.nav__mobile-toggle{display:none;background:none;border:none;cursor:pointer;padding:4px}
.nav__mobile-toggle span{display:block;width:24px;height:2px;background:#fff;margin:5px 0;transition:all .3s;border-radius:2px}
.nav--scrolled .nav__mobile-toggle span,.nav--light .nav__mobile-toggle span{background:#111827}

/* Nav Dropdown */
.nav__dropdown{position:relative}
.nav__dropdown-trigger{cursor:pointer}
.nav__dropdown-menu{display:none;position:absolute;top:100%;left:-12px;background:#fff;border-radius:8px;box-shadow:0 8px 30px rgba(0,0,0,.12);padding:8px 0;min-width:220px;z-index:1001;padding-top:20px;background-clip:padding-box}
.nav__dropdown-menu::before{content:'';position:absolute;top:12px;left:24px;width:0;height:0;border-left:8px solid transparent;border-right:8px solid transparent;border-bottom:8px solid #fff}
.nav__dropdown-menu::after{content:'';position:absolute;top:0;left:0;right:0;height:20px;background:transparent}
.nav__dropdown-menu li{list-style:none}
.nav__dropdown-menu a{display:block;padding:10px 20px;font-size:.875rem;color:#4B5563!important;white-space:nowrap}
.nav__dropdown-menu a:hover{background:#F3F4F6;color:#111827!important}
.nav__dropdown:hover .nav__dropdown-menu{display:block}

/* ============ HERO ============ */
.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;background:#111827;position:relative;overflow:hidden;padding:100px 24px 60px}
.hero::before{content:'';position:absolute;top:-50%;left:-30%;width:80%;height:120%;background:radial-gradient(ellipse,rgba(220,38,38,.08) 0%,transparent 70%);pointer-events:none}
.hero::after{content:'';position:absolute;bottom:-40%;right:-20%;width:70%;height:100%;background:radial-gradient(ellipse,rgba(59,130,246,.06) 0%,transparent 70%);pointer-events:none}
.hero__inner{text-align:center;max-width:900px;position:relative;z-index:1}
.hero__logo{height:72px;width:auto;margin:0 auto 28px}
.hero__title{font-size:3.5rem;font-weight:800;color:#fff;line-height:1.15;margin-bottom:20px;letter-spacing:-.02em}
.hero__subtitle{font-size:1.15rem;color:#9CA3AF;line-height:1.7;max-width:680px;margin:0 auto 32px}
.hero__ctas{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:48px}
.hero__badges{display:flex;gap:32px;justify-content:center;flex-wrap:wrap}
.hero__badge{display:flex;align-items:center;gap:8px;color:rgba(255,255,255,.5);font-size:.85rem;font-weight:500}
.hero__badge-icon{width:18px;height:18px;border-radius:50%;background:rgba(220,38,38,.2);border:1px solid rgba(220,38,38,.4);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.hero__badge-icon::after{content:'';width:6px;height:6px;border-radius:50%;background:#DC2626}

/* Pixel pulse */
.hero__pixel{position:absolute;top:40%;left:50%;transform:translate(-50%,-50%);width:400px;height:400px;pointer-events:none;z-index:0;opacity:.5}
.hero__pixel-dot{position:absolute;top:50%;left:50%;width:8px;height:8px;background:#DC2626;border-radius:50%;transform:translate(-50%,-50%)}
.hero__pixel-ring{position:absolute;top:50%;left:50%;border:1px solid rgba(220,38,38,.3);border-radius:50%;transform:translate(-50%,-50%);animation:pulseRing 3s ease-out infinite}
.hero__pixel-ring:nth-child(2){animation-delay:.6s}
.hero__pixel-ring:nth-child(3){animation-delay:1.2s}
.hero__pixel-ring:nth-child(4){animation-delay:1.8s}
@keyframes pulseRing{0%{width:20px;height:20px;opacity:.6}100%{width:300px;height:300px;opacity:0}}

/* ============ PROBLEM ============ */
.problem{padding:120px 0;background:#fff}
.problem__grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.problem__content .section-body{margin-bottom:32px}
.problem__stat{background:#FEF2F2;border-left:4px solid #DC2626;padding:20px 24px;border-radius:0 8px 8px 0}
.problem__stat-number{font-size:2rem;font-weight:800;color:#DC2626;margin-bottom:4px}
.problem__stat-text{font-size:.95rem;color:#4B5563}
.journey-diagram{background:#F9FAFB;border-radius:16px;padding:40px 32px;border:1px solid #E5E7EB}
.journey-diagram__label{font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#9CA3AF;margin-bottom:24px}
.journey-row{margin-bottom:32px}
.journey-row:last-child{margin-bottom:0}
.journey-row__title{font-size:.8rem;font-weight:600;color:#6B7280;margin-bottom:12px}
.journey-row__title--aitrk{color:#DC2626}
.journey-steps{display:flex;gap:8px;align-items:center}
.journey-step{flex:1;padding:10px 8px;border-radius:8px;text-align:center;font-size:.7rem;font-weight:600;line-height:1.3;transition:all .3s}
.journey-step--dim{background:#E5E7EB;color:#9CA3AF}
.journey-step--active{background:#DBEAFE;color:#2563EB}
.journey-step--last-click{background:#3B82F6;color:#fff}
.journey-step--tracked{background:#DC2626;color:#fff}
.journey-arrow{color:#D1D5DB;font-size:.7rem;flex-shrink:0}

/* ============ CAPABILITIES ============ */
.capabilities{padding:120px 0;background:#F1F5F9}
.capabilities__header{text-align:center;margin-bottom:64px}
.capabilities__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cap-card{background:#fff;border-radius:12px;padding:36px 28px;border:1px solid #E5E7EB;transition:all .3s ease}
.cap-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,.08);border-color:transparent}
.cap-card__icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:20px}
.cap-card__icon--red{background:#FEF2F2;color:#DC2626}
.cap-card__icon--blue{background:#EFF6FF;color:#3B82F6}
.cap-card__icon--purple{background:#F3E8FF;color:#7C3AED}
.cap-card__icon--green{background:#ECFDF5;color:#059669}
.cap-card__icon--amber{background:#FFFBEB;color:#D97706}
.cap-card__icon--slate{background:#F1F5F9;color:#475569}
.cap-card__title{font-size:1.1rem;font-weight:700;color:#111827;margin-bottom:10px}
.cap-card__desc{font-size:.925rem;color:#6B7280;line-height:1.6}

/* ============ HOW IT WORKS ============ */
.how-it-works{padding:120px 0;background:#fff}
.how-it-works__header{text-align:center;margin-bottom:72px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.steps::before{content:'';position:absolute;top:40px;left:12.5%;right:12.5%;height:2px;background:linear-gradient(90deg,#DC2626,#3B82F6,#7C3AED,#059669);z-index:0}
.step{text-align:center;position:relative;z-index:1;padding:0 16px}
.step__number{width:80px;height:80px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 24px;font-size:1.5rem;font-weight:800;color:#fff;position:relative}
.step:nth-child(1) .step__number{background:#DC2626}
.step:nth-child(2) .step__number{background:#3B82F6}
.step:nth-child(3) .step__number{background:#7C3AED}
.step:nth-child(4) .step__number{background:#059669}
.step__label{font-size:1.1rem;font-weight:700;color:#111827;margin-bottom:12px}
.step__desc{font-size:.9rem;color:#6B7280;line-height:1.6}

/* ============ THE STACK ============ */
.stack{padding:120px 0;background:#111827}
.stack__header{text-align:center;margin-bottom:72px}
.stack__layers{max-width:720px;margin:0 auto;display:flex;flex-direction:column;gap:0;position:relative}
.stack-layer{position:relative;z-index:1;border-radius:16px;padding:32px 36px;margin-bottom:16px;border:1px solid;transition:transform .3s ease}
.stack-layer:hover{transform:scale(1.02)}
.stack-layer--aitrk{background:linear-gradient(135deg,rgba(220,38,38,.12),rgba(105,0,0,.12));border-color:rgba(220,38,38,.3)}
.stack-layer--atrilyx{background:linear-gradient(135deg,rgba(59,130,246,.1),rgba(37,99,235,.1));border-color:rgba(59,130,246,.25)}
.stack-layer--agent{background:linear-gradient(135deg,rgba(124,58,237,.1),rgba(109,40,217,.1));border-color:rgba(124,58,237,.25)}
.stack-layer--aime{background:linear-gradient(135deg,rgba(5,150,98,.1),rgba(4,120,78,.1));border-color:rgba(5,150,98,.25)}
.stack-layer__header{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.stack-layer__badge{font-size:.65rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:4px 10px;border-radius:4px;flex-shrink:0}
.stack-layer--aitrk .stack-layer__badge{background:rgba(220,38,38,.2);color:#FCA5A5}
.stack-layer--atrilyx .stack-layer__badge{background:rgba(59,130,246,.2);color:#93C5FD}
.stack-layer--agent .stack-layer__badge{background:rgba(124,58,237,.2);color:#C4B5FD}
.stack-layer--aime .stack-layer__badge{background:rgba(5,150,98,.2);color:#6EE7B7}
.stack-layer__name{font-size:1.25rem;font-weight:700;color:#fff}
.stack-layer__subtitle{font-size:.85rem;color:#9CA3AF;margin-bottom:8px}
.stack-layer__desc{font-size:.9rem;color:#D1D5DB;line-height:1.5}
.stack-layer__url{font-size:.8rem;font-weight:500;margin-top:8px;display:inline-block}
.stack-layer--aitrk .stack-layer__url{color:#FCA5A5}
.stack-layer--atrilyx .stack-layer__url{color:#93C5FD}
.stack-layer--agent .stack-layer__url{color:#C4B5FD}
.stack-layer--aime .stack-layer__url{color:#6EE7B7}

/* ============ NUMBERS ============ */
.numbers{padding:120px 0;background:#F1F5F9}
.numbers__header{text-align:center;margin-bottom:64px}
.numbers__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.number-card{background:#fff;border-radius:12px;padding:36px 28px;text-align:center;border:1px solid #E5E7EB;transition:all .3s ease}
.number-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,.08)}
.number-card__value{font-size:3rem;font-weight:800;color:#DC2626;line-height:1;margin-bottom:8px}
.number-card__label{font-size:.95rem;color:#6B7280;line-height:1.4}

/* ============ PATENT ============ */
.patent{padding:120px 0;background:#fff}
.patent__inner{max-width:800px;margin:0 auto;text-align:center}
.patent__shield{width:80px;height:96px;margin:0 auto 32px;position:relative}
.patent__shield-shape{width:80px;height:96px;background:linear-gradient(135deg,#DC2626,#991B1B);clip-path:polygon(50% 0%,100% 20%,100% 70%,50% 100%,0% 70%,0% 20%);display:flex;align-items:center;justify-content:center}
.patent__shield-inner{width:60px;height:72px;background:linear-gradient(135deg,#FEF2F2,#fff);clip-path:polygon(50% 0%,100% 20%,100% 70%,50% 100%,0% 70%,0% 20%);display:flex;align-items:center;justify-content:center}
.patent__shield-icon{font-size:1.5rem;color:#DC2626;font-weight:800}
.patent__body{font-size:1.1rem;color:#4B5563;line-height:1.7;margin-bottom:24px}

/* ============ CTA SECTION ============ */
.cta-section{padding:100px 0;background:#DC2626;position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;top:-50%;right:-20%;width:60%;height:150%;background:radial-gradient(ellipse,rgba(255,255,255,.06) 0%,transparent 70%);pointer-events:none}
.cta-section__inner{text-align:center;position:relative;z-index:1}
.cta-section__title{font-size:2.5rem;font-weight:800;color:#fff;margin-bottom:16px}
.cta-section__subtitle{font-size:1.15rem;color:rgba(255,255,255,.85);max-width:600px;margin:0 auto 36px;line-height:1.6}
.cta-section__buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* ============ FOOTER ============ */
.footer{padding:48px 0 32px;background:#0F172A}
.footer__top{display:flex;align-items:flex-start;justify-content:space-between;flex-wrap:wrap;gap:32px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:24px}
.footer__brand svg{color:#9CA3AF;margin-bottom:12px}
.footer__brand-text{font-size:.8rem;color:#6B7280}
.footer__links{display:flex;gap:28px;flex-wrap:wrap;list-style:none}
.footer__links a{font-size:.85rem;color:#9CA3AF}
.footer__links a:hover{color:#fff}
.footer__trademark{text-align:right}
.footer__trademark p{font-size:.8rem;color:#6B7280;line-height:1.5}
.footer__bottom{text-align:center;font-size:.75rem;color:#4B5563}

/* ============ SUBPAGE HERO ============ */
.subpage-hero{padding:160px 0 80px;background:#111827;position:relative;overflow:hidden}
.subpage-hero::before{content:'';position:absolute;top:-50%;left:-30%;width:80%;height:120%;background:radial-gradient(ellipse,rgba(220,38,38,.06) 0%,transparent 70%);pointer-events:none}
.subpage-hero .section-label{color:#FCA5A5}
.subpage-hero__title{font-size:2.75rem;font-weight:800;color:#fff;line-height:1.15;margin-bottom:16px;max-width:700px}
.subpage-hero__subtitle{font-size:1.15rem;color:#9CA3AF;line-height:1.7;max-width:640px}

/* ============ CONTENT SECTIONS ============ */
.content-section{padding:80px 0}
.content-section:nth-child(even){background:#F9FAFB}
.content-section__header{margin-bottom:48px}
.content-section__header h2{font-size:1.75rem;font-weight:800;color:#111827;margin-bottom:12px}
.content-section__header p{font-size:1.05rem;color:#6B7280;line-height:1.7;max-width:720px}
.content-section__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.content-section__grid--3{grid-template-columns:repeat(3,1fr)}

/* Feature cards (sub-pages) */
.feature-card{background:#fff;border-radius:12px;padding:32px 28px;border:1px solid #E5E7EB;transition:all .3s ease}
.feature-card:hover{transform:translateY(-3px);box-shadow:0 8px 30px rgba(0,0,0,.06)}
.feature-card__icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:1.2rem}
.feature-card h3{font-size:1.05rem;font-weight:700;color:#111827;margin-bottom:8px}
.feature-card p{font-size:.9rem;color:#6B7280;line-height:1.6}
.feature-card ul{list-style:none;padding:0;margin:8px 0 0}
.feature-card li{font-size:.9rem;color:#6B7280;line-height:1.6;padding:4px 0 4px 20px;position:relative}
.feature-card li::before{content:'';position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;background:#DC2626}

/* Content prose */
.prose{max-width:800px;margin:0 auto}
.prose h2{font-size:1.5rem;font-weight:800;color:#111827;margin:48px 0 16px}
.prose h3{font-size:1.2rem;font-weight:700;color:#111827;margin:32px 0 12px}
.prose p{font-size:1.05rem;color:#4B5563;line-height:1.8;margin-bottom:16px}
.prose ul,.prose ol{margin:0 0 16px 24px}
.prose li{font-size:1.05rem;color:#4B5563;line-height:1.8;margin-bottom:8px}
.prose strong{color:#111827}

/* Timeline / Steps list */
.steps-list{max-width:720px;margin:0 auto}
.steps-list__item{display:flex;gap:24px;margin-bottom:32px;position:relative}
.steps-list__number{width:48px;height:48px;border-radius:50%;background:#DC2626;color:#fff;font-size:1.1rem;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.steps-list__content h3{font-size:1.1rem;font-weight:700;color:#111827;margin-bottom:6px}
.steps-list__content p{font-size:.95rem;color:#6B7280;line-height:1.6}

/* ============ BLOG ============ */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.blog-card{background:#fff;border-radius:12px;border:1px solid #E5E7EB;border-left:4px solid #DC2626;overflow:hidden;transition:all .3s ease;display:flex;flex-direction:column;text-decoration:none;color:inherit}
.blog-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,.08);border-color:#DC2626}
.blog-card__body{padding:28px 24px;flex:1;display:flex;flex-direction:column}
.blog-card__date{font-size:.75rem;font-weight:600;color:#9CA3AF;text-transform:uppercase;letter-spacing:.05em;margin-bottom:10px}
.blog-card__title{font-size:1.1rem;font-weight:700;color:#111827;line-height:1.4;margin-bottom:12px}
.blog-card:hover .blog-card__title{color:#DC2626}
.blog-card__excerpt{font-size:.875rem;color:#6B7280;line-height:1.6;flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.blog-card__link{margin-top:16px;font-size:.85rem;font-weight:600;color:#DC2626}

/* Blog post */
.blog-post{padding:160px 0 80px;background:#fff}
.blog-post__header{max-width:800px;margin:0 auto 48px;text-align:center}
.blog-post__meta{font-size:.85rem;color:#9CA3AF;margin-bottom:16px}
.blog-post__title{font-size:2.25rem;font-weight:800;color:#111827;line-height:1.2;margin-bottom:16px}
.blog-post__subtitle{font-size:1.1rem;color:#6B7280;line-height:1.7}
.blog-post__content{max-width:800px;margin:0 auto}
.blog-post__content h2{font-size:1.5rem;font-weight:800;color:#111827;margin:40px 0 16px}
.blog-post__content h3{font-size:1.2rem;font-weight:700;color:#111827;margin:32px 0 12px}
.blog-post__content p{font-size:1.05rem;color:#4B5563;line-height:1.8;margin-bottom:16px}
.blog-post__content ul,.blog-post__content ol{margin:0 0 16px 24px}
.blog-post__content li{font-size:1.05rem;color:#4B5563;line-height:1.8;margin-bottom:8px}
.blog-post__content strong{color:#111827}
.blog-post__back{display:inline-flex;align-items:center;gap:8px;margin-bottom:32px;font-size:.9rem;font-weight:600;color:#DC2626}
.blog-post__back:hover{text-decoration:underline}

/* ============ RESPONSIVE ============ */
@media(max-width:1024px){
  .hero__title{font-size:2.75rem}
  .section-title{font-size:2rem}
  .capabilities__grid,.content-section__grid--3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:40px}
  .steps::before{display:none}
  .numbers__grid{grid-template-columns:repeat(2,1fr)}
  .blog-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .nav__links{display:none}
  .nav__mobile-toggle{display:block}
  .nav__links--open{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:rgba(255,255,255,.98);backdrop-filter:blur(12px);padding:24px;gap:16px;box-shadow:0 4px 20px rgba(0,0,0,.1)}
  .nav__links--open a{color:#111827!important;font-size:1rem}
  .nav__links--open .nav__dropdown-menu{position:static;box-shadow:none;margin-top:8px;padding-left:16px}
  .nav__links--open .nav__dropdown-menu::before{display:none}
  .nav__dropdown:hover .nav__dropdown-menu{display:block}
  .hero{padding:100px 24px 60px;min-height:auto}
  .hero__title,.subpage-hero__title{font-size:2.2rem}
  .hero__subtitle{font-size:1.05rem}
  .hero__logo{height:60px}
  .problem,.capabilities,.how-it-works,.stack,.numbers,.patent,.cta-section,.content-section{padding:80px 0}
  .problem__grid,.content-section__grid,.content-section__grid--3{grid-template-columns:1fr}
  .capabilities__grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:32px}
  .numbers__grid{grid-template-columns:1fr}
  .stack-layer{padding:24px 20px}
  .section-title{font-size:1.75rem}
  .cta-section__title{font-size:1.75rem}
  .footer__top{flex-direction:column;align-items:flex-start}
  .footer__trademark{text-align:left}
  .number-card__value{font-size:2.5rem}
  .hero__badges{gap:20px}
  .blog-grid{grid-template-columns:1fr}
  .blog-post__title{font-size:1.75rem}
  .subpage-hero{padding:120px 0 60px}
}