/* ===========================================================
   Экосфера — дизайн-система (flat UI-kit)
   Плоские карточки, яркие акценты, чёткая сетка —
   в духе современных дашборд-интерфейсов.
   =========================================================== */

:root{
  --ink:        #1C2733;   /* тёмно-синий — текст */
  --ink-soft:   #2E3D4D;
  --paper:      #EEF4F9;   /* холодный светлый фон */
  --paper-soft: #FFFFFF;
  --green-pale: #E3F1FB;   /* бледно-голубая подложка */
  --line:       #DCE6EE;
  --green:      #1EB6BE;   /* бирюза — основной акцент/CTA */
  --green-deep: #1E6FA6;   /* глубокий синий — заголовки-акценты */
  --clay:       #EB5286;   /* розовый — вторичный акцент */
  --amber:      #A6D65B;   /* лайм — третичный акцент */
  --steel:      #7C93A6;   /* приглушённый серо-синий */
  --navy:       #16324C;   /* тёмно-синяя навигационная панель */
  --white:      #FFFFFF;

  --font-display: "PT Sans", "Segoe UI", sans-serif;
  --font-body:    "PT Sans", "Segoe UI", sans-serif;
  --font-mono:    "PT Mono", "Courier New", monospace;

  --radius: 16px;
  --container: 1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;}

h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:700;
  line-height:1.15;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
h1{font-size:clamp(2.1rem,4.4vw,3.4rem);}
h2{font-size:clamp(1.6rem,3vw,2.3rem);}
h3{font-size:1.3rem;}
p{margin:0 0 1em;}

.eyebrow{
  font-family:var(--font-mono);
  font-size:.78rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--clay);
  display:flex;
  align-items:center;
  gap:.6em;
  margin-bottom:.9em;
}
.eyebrow::before{
  content:"";
  width:22px;height:1px;background:var(--clay);display:inline-block;
}

.container{max-width:var(--container);margin:0 auto;padding:0 28px;}
.section{padding:64px 0;}
.section--tight{padding:40px 0;}
.section--deep{background:var(--ink);color:var(--paper-soft);}
.section--deep .eyebrow{color:var(--amber);}
.section--deep .eyebrow::before{background:var(--amber);}
.section--panel{background:var(--paper-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}

/* ---------- Header / nav ---------- */
header.site{
  position:sticky;top:0;z-index:50;
  background:var(--navy);
  border-bottom:none;
}
.nav-row{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 28px;max-width:var(--container);margin:0 auto;
}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--white);}
.brand img{width:34px;height:34px;border-radius:50%;}
.brand .name{font-family:var(--font-display);font-weight:700;font-size:1.15rem;color:var(--white);}
.brand .tagline{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.08em;color:rgba(255,255,255,.6);text-transform:uppercase;display:block;}

nav.main-links{display:flex;gap:6px;font-size:.95rem;}
nav.main-links a{
  text-decoration:none;color:rgba(255,255,255,.75);position:relative;
  font-weight:600;padding:8px 14px;border-radius:10px;transition:background .2s ease,color .2s ease;
}
nav.main-links a:hover{background:rgba(255,255,255,.08);color:var(--white);}
nav.main-links a[aria-current="page"]{color:var(--white);background:var(--green);}

.nav-right{display:flex;align-items:center;gap:18px;}

.lang-switch{display:flex;gap:4px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.15);border-radius:20px;padding:3px;}
.lang-switch button{
  border:none;background:transparent;font-family:var(--font-mono);font-size:.72rem;
  letter-spacing:.05em;padding:5px 10px;border-radius:16px;cursor:pointer;color:rgba(255,255,255,.75);
}
.lang-switch button.active{background:var(--green);color:var(--white);}

.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px;}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--white);margin:5px 0;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:.85rem;letter-spacing:.03em;
  padding:12px 22px;border-radius:var(--radius);text-decoration:none;
  border:1px solid transparent;cursor:pointer;font-weight:600;
}
.btn--primary{background:var(--green);color:var(--white);}
.btn--primary:hover{background:var(--green-deep);}
.btn--ghost{border-color:rgba(255,255,255,.6);color:var(--white);}
.btn--ghost:hover{background:rgba(255,255,255,.12);}
.btn--outline{border-color:var(--green);color:var(--green-deep);}
.btn--outline:hover{background:var(--green);color:var(--white);}
.btn--accent{background:var(--clay);color:var(--white);}
.btn--accent:hover{background:#d43d76;}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg, var(--navy) 0%, var(--green-deep) 55%, var(--green) 100%);
  color:var(--white);
  padding:96px 0 84px;
  margin:20px 20px 0;
  border-radius:24px;
}
.hero .contours{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.9;pointer-events:none;}
.hero::after{display:none;}
.page-header::after{display:none;}
.page-header{position:relative;background:linear-gradient(120deg, var(--navy) 0%, var(--green-deep) 55%, var(--green) 100%);color:var(--white);padding:56px 0 42px;overflow:hidden;margin:20px 20px 0;border-radius:24px;}
.page-header .contours{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.8;pointer-events:none;}
.page-header .inner{position:relative;}
.page-header .eyebrow{color:var(--amber);}
.page-header .eyebrow::before{background:var(--amber);}
.page-header .muted{color:rgba(255,255,255,.75)!important;}
.hero-inner{position:relative;max-width:760px;}
.hero .eyebrow{color:var(--amber);}
.hero .eyebrow::before{background:var(--amber);}
.hero p.lede{font-size:1.15rem;color:rgba(255,255,255,.85);max-width:600px;}
.hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap;}
.hero-stats{
  display:flex;gap:14px;margin-top:44px;flex-wrap:wrap;
  border-top:none;padding-top:0;
  position:relative;
}
.hero-stats .stat{
  background:rgba(255,255,255,.12);border-radius:14px;padding:14px 20px;
}
.hero-stats .stat b{
  font-family:var(--font-mono);font-size:1.5rem;color:var(--white);display:block;
}
.hero-stats .stat span{font-size:.78rem;color:rgba(255,255,255,.75);}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:26px;}
.grid--2{grid-template-columns:repeat(2,1fr);}
.grid--3{grid-template-columns:repeat(3,1fr);}

.card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;
  box-shadow:0 2px 10px rgba(58,98,72,0.06);
}
.card .num{color:var(--green);margin-bottom:12px;display:inline-flex;background:var(--green-pale);padding:10px;border-radius:12px;}
.grid--3 .card:nth-child(2) .num{color:var(--clay);background:#FCE7EE;}
.grid--3 .card:nth-child(3) .num{color:#8AAE3F;background:#EFF6DE;}

.task-list{list-style:none;margin:0;padding:0;}
.task-list li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line);
}
.task-list li:last-child{border-bottom:none;}
.task-list .mark{
  font-family:var(--font-mono);color:var(--green);font-size:.85rem;flex:0 0 26px;padding-top:2px;
}

blockquote.mission{
  font-family:var(--font-display);font-size:1.5rem;line-height:1.45;
  border-left:3px solid var(--green);padding-left:26px;margin:0;
  color:var(--ink);
}

/* ---------- Field log (projects timeline) ---------- */
.log{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px;
  padding-left:0;border-top:none;
}
.log::before{display:none;}
.log-entry{
  display:block;position:relative;
  padding:22px 22px 24px;border-bottom:none;
  background:var(--white);border-radius:var(--radius);
  box-shadow:0 2px 14px rgba(22,50,76,0.08);
  border-top:4px solid var(--green);
}
.log-entry:nth-child(3n+2){border-top-color:var(--clay);}
.log-entry:nth-child(3n+2) .year{color:var(--clay);}
.log-entry:nth-child(3n){border-top-color:#8AAE3F;}
.log-entry:nth-child(3n) .year{color:#6E9130;}
.log-entry::before{display:none;}
.log-entry .year{
  display:none;
}
.log-entry .tag{
  display:inline-block;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.04em;
  background:var(--green-pale);border:1px solid var(--line);color:var(--green-deep);
  padding:2px 9px;border-radius:12px;margin:0 6px 8px 0;
}
.log-entry h3{margin-bottom:8px;font-size:1.15rem;}
.log-entry .funder{font-family:var(--font-mono);font-size:.8rem;color:var(--steel);margin-top:10px;}

/* ---------- Team ---------- */
.team-card{display:flex;gap:18px;align-items:flex-start;}
.team-card img{width:96px;height:128px;object-fit:cover;border-radius:var(--radius);border:1px solid var(--line);}
.team-card .role{font-family:var(--font-mono);font-size:.78rem;color:var(--steel);text-transform:uppercase;letter-spacing:.05em;}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;}
.contact-item{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line);}
.contact-item .label{font-family:var(--font-mono);font-size:.72rem;color:var(--steel);text-transform:uppercase;letter-spacing:.06em;flex:0 0 120px;padding-top:3px;}
.contact-item .value{font-weight:600;}
.map-frame{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--white);min-height:320px;}
.map-frame iframe{width:100%;height:100%;min-height:320px;border:0;display:block;}

form.contact-form{display:flex;flex-direction:column;gap:14px;}
form.contact-form input,form.contact-form textarea{
  font-family:var(--font-body);font-size:1rem;padding:12px 14px;
  border:1px solid var(--line);border-radius:var(--radius);background:var(--white);color:var(--ink);
}
form.contact-form label{font-family:var(--font-mono);font-size:.72rem;color:var(--steel);text-transform:uppercase;letter-spacing:.05em;}
form.contact-form textarea{min-height:120px;resize:vertical;}

/* ---------- Footer ---------- */
footer.site{background:var(--paper-soft);color:var(--ink-soft);padding:48px 0 30px;border-top:1px solid var(--line);}
footer.site .foot-row{display:flex;justify-content:space-between;flex-wrap:wrap;gap:24px;}
footer.site a{color:var(--green-deep);text-decoration:none;}
footer.site .foot-brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-family:var(--font-display);font-size:1.1rem;}
footer.site .foot-links{display:flex;gap:20px;flex-wrap:wrap;font-size:.9rem;}
footer.site .foot-bottom{margin-top:28px;padding-top:20px;border-top:1px solid var(--line);font-family:var(--font-mono);font-size:.75rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:var(--steel);}

/* ---------- Utility ---------- */
.text-center{text-align:center;}
.muted{color:var(--steel);}
.mt-0{margin-top:0;}
.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease;}
.reveal.in{opacity:1;transform:none;}

@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .grid--2,.grid--3,.contact-grid{grid-template-columns:1fr;}
  .log-entry{grid-template-columns:70px 1fr;}
  .log-entry .year{font-size:1.15rem;position:static;}
}
@media (max-width:760px){
  nav.main-links{
    position:fixed;top:64px;left:0;right:0;height:calc(100vh - 64px);
    background:var(--paper);
    flex-direction:column;padding:24px 28px;gap:0;
    transform:translateY(-120%);transition:transform .3s ease;
    border-top:1px solid var(--line);
    overflow-y:auto;
  }
  nav.main-links.open{transform:translateY(0);}
  nav.main-links a{padding:14px 12px;border-bottom:1px solid var(--line);border-radius:0;color:var(--ink-soft);}
  nav.main-links a:hover{background:var(--green-pale);}
  nav.main-links a[aria-current="page"]{background:var(--green);color:var(--white);}
  .nav-toggle{display:block;}
  .nav-right{gap:10px;}
  .hero{padding:64px 0 56px;}
  .team-card{flex-direction:column;}
  .team-card img{width:84px;height:112px;}
}