:root{--blue:#29ABE2;--blue-dark:#1a8fc0;--dark:#1a1a1a;--gray-bg:#F7F7F7;--text:#666;--error:#e05555;--success:#3aa76d}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font-poppins),sans-serif;font-size:15px;color:var(--text);line-height:1.8;background:#fff}a{color:var(--blue);text-decoration:none}a:hover{color:var(--blue-dark)}img{max-width:100%;height:auto}.container{max-width:1140px;margin:0 auto;padding:0 24px}.section{padding:90px 0;scroll-margin-top:70px}.section--gray{background:var(--gray-bg)}.section-title{font-family:var(--font-raleway),sans-serif;font-weight:300;font-size:40px;color:var(--dark);text-align:center;margin:0}.title-line{width:40px;height:2px;background:var(--blue);margin:18px auto 0}.card{background:#fff;border-radius:3px;box-shadow:0 2px 10px rgba(0,0,0,.06)}.btn,.card{transition:all .3s}.btn{display:inline-block;background:var(--blue);color:#fff;border:none;border-radius:3px;padding:15px 36px;font-family:var(--font-poppins),sans-serif;font-size:15px;font-weight:500;cursor:pointer;position:relative;overflow:hidden}.btn:hover{background:var(--blue-dark);transform:translateY(-3px);box-shadow:0 12px 28px rgba(41,171,226,.45)}.btn--shine:before{content:"";position:absolute;top:0;left:-80%;width:50%;height:100%;background:linear-gradient(105deg,transparent,rgba(255,255,255,.35),transparent);animation:shine 3s infinite}.btn--outline{background:none;border:1px solid var(--blue);color:var(--blue)}.btn--outline:hover{background:var(--blue);color:#fff;letter-spacing:.5px;box-shadow:0 10px 24px rgba(41,171,226,.35)}.field{width:100%;padding:13px 14px;border:1px solid #e0e0e0;border-radius:3px;font-family:var(--font-poppins),sans-serif;font-size:14px;color:var(--dark)}.field:focus{border-color:var(--blue);outline:none}.field-error{color:var(--error);font-size:12px;min-height:18px;display:block}.form-success{color:var(--success);font-size:13px;margin:0}.placeholder{background:repeating-linear-gradient(45deg,#ececec,#ececec 12px,#f5f5f5 0,#f5f5f5 24px);display:flex;align-items:center;justify-content:center;font-family:monospace;font-size:11px;color:#999;border-radius:3px}.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}.reveal.visible{opacity:1;transform:none}@keyframes shine{0%{left:-80%}to{left:130%}}@keyframes marquee{0%{transform:translateX(0)}to{transform:translateX(-50%)}}@keyframes pulseRing{0%{box-shadow:0 0 0 0 rgba(41,171,226,.5)}70%{box-shadow:0 0 0 18px rgba(41,171,226,0)}to{box-shadow:0 0 0 0 rgba(41,171,226,0)}}@keyframes floatY{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}@media (max-width:767px){.section-title{font-size:28px}.section{padding:64px 0}}.article-body{font-size:16px;line-height:1.9;color:var(--text)}.article-body h1{font-size:30px;margin:36px 0 16px}.article-body h1,.article-body h2{font-family:var(--font-raleway),sans-serif;font-weight:400;color:var(--dark)}.article-body h2{font-size:24px;margin:32px 0 14px}.article-body h3{font-family:var(--font-raleway),sans-serif;font-weight:400;font-size:19px;color:var(--dark);margin:26px 0 12px}.article-body p{margin:0 0 18px}.article-body strong{color:var(--dark);font-weight:600}.article-body ul{margin:0 0 18px;padding-left:22px}.article-body ul li{margin-bottom:8px}.article-body img{max-width:100%;border-radius:4px;margin:20px 0}.article-body a{color:var(--blue)}