:root{
  --accent:#6ee08a;
  --accent-ink:#0f1a12;
  --accent-soft:#e6faec;
  --ink:#16181d;
  --muted:#6c7280;
  --card:#ffffff;
  --card-2:#f7f8fa;
  --line:#ebedf1;
  --rail:#ffffff;
  --shadow:0 18px 50px -28px rgba(24,26,40,.35);
  --radius:26px;
  --font:"Onest",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
}
html[data-theme="dark"]{
  --ink:#f1f2f5;
  --muted:#9aa1ad;
  --card:#171a21;
  --card-2:#1e222b;
  --line:#272c36;
  --rail:#171a21;
  --accent-soft:#1d2f23;
  --shadow:0 18px 50px -28px rgba(0,0,0,.8);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);color:var(--ink);font-size:16px;line-height:1.6;
  background:#f3f1fb;-webkit-font-smoothing:antialiased;position:relative;min-height:100vh;
}
html[data-theme="dark"] body{background:#0d0f14}
body::before{
  content:"";position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(1100px 700px at 6% -8%, #e3defc 0%, rgba(227,222,252,0) 60%),
    radial-gradient(900px 620px at 98% 78%, #ffd7e0 0%, rgba(255,215,224,0) 62%),
    radial-gradient(700px 500px at 82% 4%, #e9e4ff 0%, rgba(233,228,255,0) 60%),
    linear-gradient(180deg,#f4f2fd 0%,#fbf7fa 100%);
}
html[data-theme="dark"] body::before{
  background:
    radial-gradient(1000px 640px at 6% -6%, #221f3c 0%, rgba(34,31,60,0) 62%),
    radial-gradient(880px 600px at 98% 80%, #331f2a 0%, rgba(51,31,42,0) 64%),
    linear-gradient(180deg,#0d0f14 0%,#0d0f14 100%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
[hidden]{display:none!important}
::selection{background:var(--accent);color:var(--accent-ink)}

/* ===== layout ===== */
.shell{
  max-width:1420px;margin:0 auto;padding:26px 26px 26px 118px;
  display:grid;grid-template-columns:376px minmax(0,1fr);gap:22px;align-items:start;
}

/* ===== rail ===== */
.rail{
  position:fixed;left:26px;top:50%;transform:translateY(-50%);z-index:60;
  display:flex;flex-direction:column;gap:14px;
}
.rail-group{
  background:var(--rail);border-radius:34px;padding:9px;display:flex;flex-direction:column;gap:6px;
  box-shadow:var(--shadow);
}
.ico{
  width:50px;height:50px;border-radius:50%;border:0;background:transparent;color:var(--muted);
  display:grid;place-items:center;cursor:pointer;transition:.18s;position:relative;
  font-family:var(--font);font-size:11px;font-weight:600;letter-spacing:.06em;flex:0 0 auto;
}
.ico svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.ico:hover{background:var(--card-2);color:var(--ink)}
.ico.active{background:var(--accent-soft);color:#2f9d55}
html[data-theme="dark"] .ico.active{color:var(--accent)}
.ico .tip{
  position:absolute;left:calc(100% + 12px);top:50%;transform:translateY(-50%) scale(.94);
  background:var(--ink);color:var(--card);font-size:12px;font-weight:500;letter-spacing:.02em;
  padding:6px 11px;border-radius:9px;white-space:nowrap;opacity:0;pointer-events:none;transition:.16s;
}
.ico:hover .tip{opacity:1;transform:translateY(-50%) scale(1)}

/* ===== profile card ===== */
.profile{
  position:sticky;top:26px;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);
  padding:26px 26px 0;text-align:center;overflow:hidden;
}
.profile .photo{
  border-radius:22px;overflow:hidden;background:var(--card-2);aspect-ratio:1/1;
}
.profile .photo img{width:100%;height:100%;object-fit:cover;object-position:50% 22%}
.profile .role{
  margin:22px 0 6px;font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;color:#3fbd68;font-weight:600;
}
html[data-theme="dark"] .profile .role{color:var(--accent)}
.profile h2{margin:0;font-size:27px;font-weight:600;letter-spacing:-.2px}
.socials{display:flex;justify-content:center;gap:10px;margin:18px 0 24px}
.socials a{
  width:42px;height:42px;border-radius:50%;background:var(--card-2);display:grid;place-items:center;
  color:var(--ink);transition:.18s;
}
.socials a svg{width:18px;height:18px}
.socials a:hover{background:var(--accent);color:var(--accent-ink);transform:translateY(-2px)}
.profile-actions{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);margin:0 -26px}
.profile-actions a{
  padding:20px 8px;font-size:15px;font-weight:600;transition:.16s;
}
.profile-actions a:first-child{border-right:1px solid var(--line)}
.profile-actions a:hover{background:var(--accent-soft);color:#2f9d55}
html[data-theme="dark"] .profile-actions a:hover{color:var(--accent)}

/* ===== cards ===== */
main{display:flex;flex-direction:column;gap:22px;min-width:0}
.card{
  background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:52px 56px;scroll-margin-top:26px;
}
.kicker{
  display:inline-flex;align-items:center;gap:9px;font-size:12.5px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--muted);font-weight:600;margin:0 0 14px;
}
.kicker::before{content:"";width:22px;height:2px;background:var(--accent);border-radius:2px}
h1{font-size:clamp(30px,4vw,50px);line-height:1.18;font-weight:600;margin:0 0 22px;letter-spacing:-.8px}
h2.title{font-size:clamp(25px,3vw,36px);line-height:1.2;font-weight:600;margin:0 0 16px;letter-spacing:-.5px}
h3{font-size:19px;font-weight:600;margin:0 0 7px;letter-spacing:-.1px}
p{margin:0 0 14px}
.lead{color:var(--muted);font-size:16.5px;max-width:66ch}
mark{background:var(--accent);color:var(--accent-ink);border-radius:999px;padding:.06em .34em;box-decoration-break:clone;-webkit-box-decoration-break:clone}
.hello{font-size:19px;color:var(--muted);margin:0 0 16px}
.hello b{color:#3fbd68;font-weight:600}
html[data-theme="dark"] .hello b{color:var(--accent)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:26px 34px;margin-top:40px}
.stat{display:flex;align-items:center;gap:14px}
.stat .n{font-size:clamp(34px,4vw,46px);font-weight:500;line-height:1;letter-spacing:-1.5px;white-space:nowrap}
.stat .l{font-size:14.5px;color:var(--muted);line-height:1.35;max-width:13ch}

/* grids */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tile{
  background:var(--card-2);border-radius:20px;padding:28px 26px;transition:.2s;border:1px solid transparent;
}
.tile:hover{transform:translateY(-3px);border-color:var(--line)}
.tile .ti-ico{
  width:46px;height:46px;border-radius:14px;background:var(--card);display:grid;place-items:center;margin-bottom:16px;color:#3fbd68;
}
html[data-theme="dark"] .tile .ti-ico{color:var(--accent)}
.tile .ti-ico svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.tile p{color:var(--muted);font-size:15px;margin:0}

/* project cards */
.proj{
  background:var(--card-2);border-radius:20px;padding:30px 28px;display:flex;flex-direction:column;transition:.2s;
  border:1px solid transparent;
}
.proj:hover{transform:translateY(-3px);border-color:var(--line)}
.proj .yr{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#3fbd68;font-weight:600;margin-bottom:12px}
html[data-theme="dark"] .proj .yr{color:var(--accent)}
.proj p{color:var(--muted);font-size:15px;margin:0 0 18px}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.tag{font-size:12px;padding:6px 12px;border-radius:999px;background:var(--card);color:var(--ink);border:1px solid var(--line)}
.link{
  display:inline-flex;align-items:center;gap:7px;margin-top:16px;font-size:14px;font-weight:600;color:var(--ink);
  align-self:flex-start;border-bottom:2px solid var(--accent);padding-bottom:2px;transition:.16s;
}
.link:hover{gap:11px}
.proj.big{grid-column:span 2;background:var(--ink);color:var(--card)}
html[data-theme="dark"] .proj.big{background:#0a0c10;border-color:#22262f}
.proj.big p{color:rgba(255,255,255,.72)}
html[data-theme="dark"] .proj.big p{color:var(--muted)}
.proj.big .yr{color:var(--accent)}
.proj.big .tag{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.14);color:#fff}
.proj.big .link{color:#fff}

/* timeline */
.tl{list-style:none;margin:0;padding:0 0 0 28px;border-left:2px solid var(--line)}
.tl li{position:relative;padding-bottom:28px}
.tl li:last-child{padding-bottom:0}
.tl li::before{
  content:"";position:absolute;left:-35px;top:6px;width:12px;height:12px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 4px var(--card);
}
.tl .yr{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;
  background:var(--accent-soft);color:#2f9d55;padding:4px 11px;border-radius:999px;margin-bottom:8px;
}
html[data-theme="dark"] .tl .yr{color:var(--accent)}
.tl .ti{display:block;font-weight:600;font-size:16.5px}
.tl .de{display:block;color:var(--muted);font-size:15px;margin-top:3px}

/* media list */
.media a{
  display:grid;grid-template-columns:150px minmax(0,1fr) auto;gap:22px;align-items:center;
  padding:20px 18px;border-radius:16px;transition:.16s;
}
.media a+a{margin-top:4px}
.media a:hover{background:var(--card-2)}
.media .src{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#3fbd68;font-weight:600}
html[data-theme="dark"] .media .src{color:var(--accent)}
.media .ttl{font-size:16.5px;font-weight:500}
.media .dt{font-size:13.5px;color:var(--muted);white-space:nowrap}

/* quote */
.quote{background:var(--accent-soft);border-radius:20px;padding:34px 34px 30px;margin-top:8px}
.quote blockquote{margin:0;font-size:clamp(19px,2.2vw,25px);line-height:1.4;font-weight:500;letter-spacing:-.3px;max-width:34ch}
.quote .attr{margin-top:16px;font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}

/* contacts */
.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:8px}
.contact-item{
  display:flex;align-items:center;gap:16px;background:var(--card-2);border-radius:18px;padding:20px 22px;transition:.2s;
}
.contact-item:hover{transform:translateY(-2px)}
.contact-item .ci{width:46px;height:46px;border-radius:14px;background:var(--card);display:grid;place-items:center;color:#3fbd68;flex:0 0 auto}
html[data-theme="dark"] .contact-item .ci{color:var(--accent)}
.contact-item .ci svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.contact-item .lbl{font-size:12.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600}
.contact-item .val{font-size:16px;font-weight:500;word-break:break-word}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.btn{
  display:inline-flex;align-items:center;gap:9px;padding:15px 26px;border-radius:999px;font-weight:600;font-size:15px;transition:.18s;
}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-primary:hover{filter:brightness(1.05);transform:translateY(-2px)}
.btn-outline{border:1.5px solid var(--line);color:var(--ink)}
.btn-outline:hover{border-color:var(--accent);transform:translateY(-2px)}

.foot{
  text-align:center;color:var(--muted);font-size:13.5px;padding:6px 0 4px;
}

/* ===== responsive ===== */
@media (max-width:1240px){
  .shell{grid-template-columns:330px minmax(0,1fr);padding-left:110px}
  .card{padding:44px 40px}
}
@media (max-width:1024px){
  .shell{grid-template-columns:1fr;padding:74px 18px 108px;gap:18px}
  .profile{position:static;width:100%;max-width:480px;margin:0 auto}
  .card{scroll-margin-top:76px}
  .rail{display:contents}
  .rail-group{flex-direction:row;border-radius:999px;padding:7px;z-index:70}
  .rail-group:first-child{position:fixed;top:14px;right:16px}
  #navRail{
    position:fixed;left:50%;transform:translateX(-50%);
    bottom:calc(14px + env(safe-area-inset-bottom,0px));
    max-width:calc(100vw - 24px);overflow-x:auto;scrollbar-width:none;
  }
  #navRail::-webkit-scrollbar{display:none}
  .ico{width:46px;height:46px}
  .ico .tip{display:none}
  .grid-3{grid-template-columns:1fr 1fr}
  .proj.big{grid-column:span 2}
}
@media (max-width:720px){
  body{font-size:15.5px}
  .shell{padding:70px 14px 104px;gap:14px}
  .ico{width:43px;height:43px}
  .rail-group{padding:6px;gap:2px}
  .card{padding:32px 22px;border-radius:22px}
  .profile{padding:18px 18px 0;border-radius:22px}
  .profile-actions{margin:0 -18px}
  .profile .photo{aspect-ratio:1/1.05}
  h1{letter-spacing:-.4px}
  .stats{gap:22px 28px;margin-top:28px}
  .stat{gap:11px}
  .stat .l{font-size:13.5px;max-width:11ch}
  .grid-2,.grid-3,.contact-grid{grid-template-columns:1fr}
  .proj.big{grid-column:span 1}
  .media a{grid-template-columns:1fr;gap:5px;padding:16px 12px}
  .media .dt{white-space:normal}
  .quote{padding:26px 22px}
  .tl{padding-left:22px}
  .tl li::before{left:-29px}
  .btn{flex:1 1 auto;justify-content:center}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
}
/* ---------- изображение в карточке проекта ---------- */
.proj-img{width:100%;height:auto;border-radius:14px;margin:0 0 16px;display:block}

/* ---------- форма обратной связи ---------- */
.cform{margin-top:34px;padding-top:30px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:16px}
.cform-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.cform-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.cform label{display:flex;flex-direction:column;gap:7px;font-size:13px;font-weight:600;color:var(--muted);letter-spacing:.02em}
.cform input,.cform textarea{
  font-family:var(--font);font-size:16px;color:var(--ink);background:var(--card-2);
  border:1px solid transparent;border-radius:14px;padding:14px 16px;width:100%;transition:.16s;
}
.cform input:focus,.cform textarea:focus{outline:0;border-color:var(--accent);background:var(--card)}
.cform textarea{resize:vertical;line-height:1.5}
.cform .btn{align-self:flex-start;border:0;cursor:pointer;font-family:var(--font)}
.cform-msg{padding:13px 17px;border-radius:14px;font-size:15px;font-weight:500}
.cform-msg.ok{background:var(--accent-soft);color:#2f9d55}
.cform-msg.err{background:#fdecea;color:#96302a}
html[data-theme="dark"] .cform-msg.ok{color:var(--accent)}
html[data-theme="dark"] .cform-msg.err{background:#2e1d1c;color:#f0a9a3}
@media (max-width:720px){
  .cform-row{grid-template-columns:1fr}
  .cform .btn{align-self:stretch;justify-content:center}
}

/* ---------- блок «Предложения и пожелания» ---------- */
.ideas-form{border-top:0;padding-top:26px;margin-top:26px}
.topics{display:flex;flex-wrap:wrap;gap:10px}
.topic{display:inline-flex;cursor:pointer}
.topic input{position:absolute;opacity:0;width:0;height:0}
.topic span{
  display:inline-block;padding:10px 18px;border-radius:999px;background:var(--card-2);
  border:1.5px solid transparent;font-size:14.5px;font-weight:600;color:var(--muted);transition:.16s;
}
.topic input:checked + span{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.topic input:focus-visible + span{border-color:var(--accent)}
.topic span:hover{color:var(--ink)}
.cform-note{font-size:13px;color:var(--muted);margin:0}
@media (max-width:720px){
  .topics{gap:8px}
  .topic span{padding:9px 14px;font-size:13.5px}
}