*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
--bg:#ffffff;--bg-soft:#f8fafc;--bg-soft2:#f1f5f9;
--text:#0f172a;--text-muted:#64748b;--text-light:#94a3b8;
--primary:#4f46e5;--primary-dark:#4338ca;--primary-light:#eef2ff;
--accent:#0ea5e9;--green:#10b981;--amber:#f59e0b;--red:#ef4444;
--border:#e2e8f0;--border2:#cbd5e1;
--radius:10px;--radius-lg:16px;
--shadow-sm:0 1px 2px rgba(0,0,0,0.05);
--shadow:0 4px 12px rgba(0,0,0,0.06);
--shadow-lg:0 12px 32px rgba(0,0,0,0.08);
--transition:0.2s ease;
}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{cursor:pointer;border:none;background:none;font-family:inherit}
input,textarea,select{font-family:inherit;font-size:1rem}
::selection{background:var(--primary-light);color:var(--primary-dark)}
.container{max-width:1140px;margin:0 auto;padding:0 24px}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 22px;border-radius:var(--radius);font-weight:600;font-size:0.95rem;transition:var(--transition);white-space:nowrap;cursor:pointer}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark)}
.btn-outline{background:#fff;color:var(--text);border:1px solid var(--border2)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.btn-light{background:var(--bg-soft2);color:var(--text)}
.btn-light:hover{background:var(--border)}
.btn-lg{padding:14px 30px;font-size:1.05rem}
.btn-sm{padding:7px 14px;font-size:0.85rem}
.btn-block{width:100%}
.btn-danger{background:var(--red);color:#fff}
.btn-danger:hover{opacity:0.9}

/* NAVBAR */
.navbar{position:sticky;top:0;z-index:100;background:rgba(255,255,255,0.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.nav-inner{max-width:1140px;margin:0 auto;padding:0 24px;height:68px;display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center;gap:10px;font-size:1.3rem;font-weight:800;color:var(--text)}
.nav-logo .logo-mark{width:36px;height:36px;background:var(--primary);border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;color:#fff}
.nav-links{display:flex;align-items:center;gap:32px;list-style:none}
.nav-links a{color:var(--text-muted);font-size:0.95rem;font-weight:500;transition:var(--transition)}
.nav-links a:hover{color:var(--primary)}
.nav-actions{display:flex;align-items:center;gap:14px}
.lang-switch{display:flex;gap:2px;background:var(--bg-soft2);border-radius:8px;padding:3px}
.lang-switch a{padding:5px 9px;border-radius:6px;font-size:0.8rem;font-weight:600;color:var(--text-muted);transition:var(--transition)}
.lang-switch a.active{background:#fff;color:var(--primary);box-shadow:var(--shadow-sm)}
.hamburger{display:none;flex-direction:column;gap:5px;padding:4px}
.hamburger span{width:24px;height:2px;background:var(--text);border-radius:2px;transition:var(--transition)}

/* HERO */
.hero{padding:90px 0 80px;text-align:center;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-200px;left:50%;transform:translateX(-50%);width:700px;height:500px;background:radial-gradient(ellipse,rgba(79,70,229,0.08),transparent 70%);pointer-events:none}
.hero-badge{display:inline-flex;align-items:center;gap:7px;padding:6px 16px;background:var(--primary-light);color:var(--primary-dark);border-radius:50px;font-size:0.85rem;font-weight:600;margin-bottom:24px}
.hero-badge::before{content:'';width:7px;height:7px;background:var(--primary);border-radius:50%}
.hero h1{font-size:clamp(2.2rem,5vw,3.6rem);font-weight:800;line-height:1.15;letter-spacing:-0.02em;margin-bottom:22px}
.hero h1 .accent{color:var(--primary)}
.hero-desc{font-size:1.15rem;color:var(--text-muted);max-width:600px;margin:0 auto 36px;line-height:1.7}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:60px}
.hero-stats{display:flex;gap:50px;justify-content:center;flex-wrap:wrap}
.hero-stat .num{font-size:2.2rem;font-weight:800;color:var(--primary)}
.hero-stat .label{font-size:0.9rem;color:var(--text-muted)}

/* SECTIONS */
.section{padding:80px 0}
.section-soft{background:var(--bg-soft)}
.section-head{text-align:center;max-width:620px;margin:0 auto 56px}
.section-label{display:inline-block;color:var(--primary);font-weight:700;font-size:0.85rem;text-transform:uppercase;letter-spacing:0.06em;margin-bottom:12px}
.section-head h2{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:800;letter-spacing:-0.02em;margin-bottom:14px}
.section-head p{font-size:1.08rem;color:var(--text-muted)}

/* SERVICES */
.services-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:24px}
.service-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:30px;transition:var(--transition)}
.service-card:hover{border-color:var(--primary);box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.service-icon{width:54px;height:54px;background:var(--primary-light);border-radius:13px;display:flex;align-items:center;justify-content:center;font-size:1.6rem;margin-bottom:20px}
.service-card h3{font-size:1.2rem;font-weight:700;margin-bottom:10px}
.service-card p{color:var(--text-muted);font-size:0.95rem;margin-bottom:20px;line-height:1.6}
.service-price{display:flex;align-items:baseline;gap:6px;margin-bottom:20px;padding-bottom:20px;border-bottom:1px solid var(--border)}
.service-price .from{color:var(--text-light);font-size:0.9rem}
.service-price .amount{font-size:1.5rem;font-weight:800;color:var(--text)}
.service-price .cur{color:var(--text-muted);font-size:0.9rem}
.service-card .btn{width:100%}

/* STEPS */
.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:28px}
.step{text-align:center}
.step-num{width:52px;height:52px;background:var(--primary);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.3rem;font-weight:800;margin:0 auto 18px}
.step h3{font-size:1.1rem;font-weight:700;margin-bottom:8px}
.step p{color:var(--text-muted);font-size:0.93rem}

/* CHAT */
.chat-wrap{max-width:720px;margin:0 auto}
.chat-box{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.chat-head{display:flex;align-items:center;gap:13px;padding:18px 22px;border-bottom:1px solid var(--border);background:var(--bg-soft)}
.chat-avatar{width:44px;height:44px;background:var(--primary);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.3rem;color:#fff}
.chat-head .name{font-weight:700}
.chat-head .status{font-size:0.82rem;color:var(--green);display:flex;align-items:center;gap:6px}
.chat-head .status::before{content:'';width:7px;height:7px;background:var(--green);border-radius:50%}
.chat-messages{height:340px;overflow-y:auto;padding:22px;display:flex;flex-direction:column;gap:14px}
.msg{max-width:78%}
.msg.bot{align-self:flex-start}
.msg.user{align-self:flex-end}
.msg-bubble{padding:11px 16px;border-radius:14px;font-size:0.93rem;line-height:1.55}
.msg.bot .msg-bubble{background:var(--bg-soft2);border-bottom-left-radius:4px}
.msg.user .msg-bubble{background:var(--primary);color:#fff;border-bottom-right-radius:4px}
.msg-time{font-size:0.72rem;color:var(--text-light);margin-top:4px}
.msg.user .msg-time{text-align:right}
.typing{display:flex;gap:4px;padding:14px 16px;background:var(--bg-soft2);border-radius:14px;width:fit-content}
.typing span{width:7px;height:7px;background:var(--text-light);border-radius:50%;animation:blink 1.2s infinite}
.typing span:nth-child(2){animation-delay:0.2s}
.typing span:nth-child(3){animation-delay:0.4s}
.chat-suggest{display:flex;gap:8px;flex-wrap:wrap;padding:0 22px 14px}
.chat-suggest button{padding:6px 13px;background:var(--primary-light);color:var(--primary-dark);border-radius:50px;font-size:0.82rem;font-weight:500;transition:var(--transition)}
.chat-suggest button:hover{background:var(--primary);color:#fff}
.chat-input-row{display:flex;gap:10px;padding:16px 22px;border-top:1px solid var(--border)}
.chat-input-row textarea{flex:1;border:1px solid var(--border2);border-radius:10px;padding:11px 14px;resize:none;outline:none;transition:var(--transition);max-height:100px}
.chat-input-row textarea:focus{border-color:var(--primary)}
.chat-send{width:46px;height:46px;background:var(--primary);color:#fff;border-radius:10px;font-size:1.1rem;transition:var(--transition);flex-shrink:0}
.chat-send:hover{background:var(--primary-dark)}

/* CTA */
.cta{background:var(--primary);border-radius:var(--radius-lg);padding:56px 40px;text-align:center;color:#fff}
.cta h2{font-size:clamp(1.6rem,3.5vw,2.3rem);font-weight:800;margin-bottom:14px}
.cta p{font-size:1.08rem;opacity:0.9;margin-bottom:28px;max-width:520px;margin-left:auto;margin-right:auto}
.cta .btn{background:#fff;color:var(--primary)}
.cta .btn:hover{background:var(--bg-soft2)}

/* FORMS */
.form-page{max-width:620px;margin:0 auto}
.form-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px;box-shadow:var(--shadow)}
.form-group{margin-bottom:20px}
.form-label{display:block;font-size:0.9rem;font-weight:600;margin-bottom:7px}
.form-input{width:100%;border:1px solid var(--border2);border-radius:var(--radius);padding:11px 14px;outline:none;transition:var(--transition);background:#fff}
.form-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}
textarea.form-input{resize:vertical;min-height:90px}
select.form-input{cursor:pointer}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* ALERTS */
.alert{padding:13px 18px;border-radius:var(--radius);font-size:0.92rem;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.alert-success{background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0}
.alert-error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}

/* PAGE HERO */
.page-hero{padding:60px 0 40px;text-align:center;background:var(--bg-soft);border-bottom:1px solid var(--border)}
.page-hero h1{font-size:clamp(1.9rem,4vw,2.8rem);font-weight:800;margin-bottom:12px}
.page-hero p{color:var(--text-muted);font-size:1.08rem;max-width:560px;margin:0 auto}

/* CONTACT */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.contact-item{display:flex;gap:16px;margin-bottom:28px}
.contact-item-icon{width:48px;height:48px;background:var(--primary-light);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;flex-shrink:0}
.contact-item .label{font-size:0.82rem;color:var(--text-muted);font-weight:600}
.contact-item .value{font-weight:600;font-size:1.02rem}

/* ABOUT */
.about-mission{max-width:720px;margin:0 auto;text-align:center}
.about-mission p{color:var(--text-muted);font-size:1.08rem;line-height:1.85;margin-bottom:18px}
.values-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px;margin-top:50px}
.value-card{text-align:center;padding:30px}
.value-icon{width:60px;height:60px;background:var(--primary-light);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.6rem;margin:0 auto 18px}
.value-card h3{font-size:1.15rem;font-weight:700;margin-bottom:8px}
.value-card p{color:var(--text-muted);font-size:0.93rem}

/* FOOTER */
footer{background:var(--bg-soft);border-top:1px solid var(--border);padding:56px 0 28px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand .logo{display:flex;align-items:center;gap:10px;font-size:1.25rem;font-weight:800;margin-bottom:14px}
.footer-brand .logo .logo-mark{width:34px;height:34px;background:var(--primary);border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:1rem;color:#fff}
.footer-brand p{color:var(--text-muted);font-size:0.93rem;max-width:280px}
.footer-col h4{font-size:0.95rem;font-weight:700;margin-bottom:16px}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{color:var(--text-muted);font-size:0.92rem;transition:var(--transition)}
.footer-col ul li a:hover{color:var(--primary)}
.footer-bottom{padding-top:26px;border-top:1px solid var(--border);text-align:center;color:var(--text-light);font-size:0.88rem}

/* 404 */
.notfound{min-height:70vh;display:flex;align-items:center;justify-content:center;text-align:center}
.notfound .big{font-size:6rem;font-weight:900;color:var(--primary-light);line-height:1}
.notfound h2{font-size:1.6rem;font-weight:700;margin:16px 0 10px}
.notfound p{color:var(--text-muted);margin-bottom:26px}

@keyframes blink{0%,60%,100%{opacity:0.3}30%{opacity:1}}

/* RESPONSIVE */
@media(max-width:880px){
.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;flex-direction:column;padding:20px 24px;gap:18px;border-bottom:1px solid var(--border);box-shadow:var(--shadow)}
.nav-links.open{display:flex}
.hamburger{display:flex}
.footer-grid{grid-template-columns:1fr 1fr}
.contact-grid{grid-template-columns:1fr;gap:32px}
.form-row{grid-template-columns:1fr}
.hero-stats{gap:30px}
}
@media(max-width:560px){
.footer-grid{grid-template-columns:1fr}
.services-grid{grid-template-columns:1fr}
.cta{padding:40px 24px}
.form-card{padding:24px}
}