/* IFC Development — INEX-inspired lightweight (v4)
   Principles: large typography, whitespace, few buttons, clear blocks
*/
:root{
  --max: 1120px;
  --ink: #0b1220;
  --muted: rgba(11,18,32,.60);
  --border: rgba(11,18,32,.12);
  --card: #ffffff;
  --soft: rgba(11,89,209,.05);
  --accent: #0b59d1;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body.dev{
  margin:0;
  color:var(--ink);
  background: linear-gradient(180deg, var(--soft) 0%, #fff 320px);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a{ color:inherit; }
.container{ max-width:var(--max); margin:0 auto; padding: 0 20px; }

/* Top bar */
.topbar{
  position:sticky; top:0; z-index:50;
  background: rgba(255,255,255,.86);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--border);
}
.topbar__inner{
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px 0;
  gap:14px;
}
.brand{
  display:flex; align-items:center; gap:10px;
  text-decoration:none;
  font-weight:800;
  letter-spacing:.2px;
}
.brand img{ width:34px; height:34px; border-radius:10px; }

.nav{ display:flex; gap:10px; align-items:center; flex-wrap:wrap; }
.nav a{
  text-decoration:none;
  padding:7px 10px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:14px;
  color: var(--ink);
  opacity:.88;
}
.nav a:hover{ background: rgba(11,18,32,.04); border-color: rgba(11,18,32,.08); opacity:1; }

.lang{ display:flex; gap:6px; }
.lang a{
  text-decoration:none;
  padding:7px 10px;
  border-radius:999px;
  font-size:14px;
  border:1px solid transparent;
  opacity:.88;
}
.lang a:hover{ background: rgba(11,89,209,.08); border-color: rgba(11,89,209,.18); opacity:1; }

/* Typography */
.kicker{
  color: var(--muted);
  font-size:12px;
  letter-spacing:.12em;
  text-transform:uppercase;
  margin:0 0 10px;
}
h1{
  margin:0 0 12px;
  font-size: clamp(40px, 5vw, 64px);
  letter-spacing:-.9px;
  line-height:1.02;
}
.lead{
  margin:0;
  color:var(--muted);
  font-size:18px;
  line-height:1.7;
  max-width: 78ch;
}
h2{
  margin:0 0 10px;
  font-size: clamp(22px, 2.2vw, 30px);
  letter-spacing:-.4px;
  line-height:1.15;
}
p{ margin:0; line-height:1.7; }
.small{ color: var(--muted); font-size:14px; line-height:1.7; }

.section{ padding: 34px 0; }
.hero{ padding: 40px 0 24px; }

/* Minimal buttons */
.actions{ display:flex; gap:10px; flex-wrap:wrap; margin-top: 18px; }
.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(11,18,32,.14);
  background: transparent;
  text-decoration:none;
  font-weight:750;
  font-size:14px;
  cursor:pointer;
}
.btn:hover{ background: rgba(11,18,32,.04); border-color: rgba(11,18,32,.22); }
.btn.primary{
  background: var(--accent);
  border-color: var(--accent);
  color:#fff;
}
.btn.primary:hover{ filter: brightness(1.02); }

.link{
  color: var(--accent);
  text-decoration:none;
  font-weight:750;
}
.link:hover{ text-decoration: underline; }

/* Blocks */
.block{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 22px;
}
.hr{ height:1px; background: var(--border); margin: 22px 0; }

.grid{ display:grid; grid-template-columns: 1.2fr .8fr; gap:18px; }
@media (max-width: 920px){ .grid{ grid-template-columns:1fr; } }

/* Feature rows like INEX (01/02/03) */
.features{
  display:grid;
  gap:14px;
  margin-top: 16px;
}
.feature{
  display:grid;
  grid-template-columns: 64px 1fr;
  gap:14px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background:#fff;
}
.num{
  font-weight:900;
  font-size:14px;
  color: var(--muted);
}
.feature h3{
  margin:0 0 6px;
  font-size:18px;
  letter-spacing:-.2px;
}
.feature p{ color: var(--muted); font-size:15px; }

/* Media */
.media{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:12px;
  margin-top: 14px;
}
@media (max-width: 920px){ .media{ grid-template-columns:1fr; } }
.media img{
  width:100%; height:auto;
  border-radius: 16px;
  border:1px solid var(--border);
  display:block;
}

/* Table minimal (как твой скрин) */
.table{
  width:100%;
  border-collapse: collapse;
  margin-top: 10px;
}
.table th, .table td{
  text-align:left;
  padding: 12px 0;
  border-bottom:1px solid var(--border);
  vertical-align:top;
}
.table th{
  color: var(--muted);
  font-weight:650;
  width: 44%;
  padding-right: 14px;
}
.table td{ font-weight:800; }

/* Project cards */
.cards{ display:grid; grid-template-columns: 1fr 1fr; gap:14px; }
@media (max-width: 920px){ .cards{ grid-template-columns:1fr; } }
.cardlink{
  display:block;
  text-decoration:none;
  padding: 18px;
  border-radius: 18px;
  border:1px solid var(--border);
  background:#fff;
}
.cardlink:hover{ border-color: rgba(11,18,32,.22); background: rgba(255,255,255,.96); }
.cardlink h3{ margin:0 0 6px; font-size:18px; letter-spacing:-.2px; }
.cardlink .meta{ color: var(--muted); font-size:14px; }

/* Video */
.video{
  width:100%;
  border-radius: 16px;
  border:1px solid var(--border);
  overflow:hidden;
  background:#000;
}

/* Modal login */
.modal{
  position:fixed; inset:0;
  display:none;
  align-items:center; justify-content:center;
  background: rgba(11,18,32,.46);
  padding: 20px;
  z-index:100;
}
.modal.open{ display:flex; }
.modal__card{
  width:min(540px, 100%);
  background:#fff;
  border-radius:18px;
  border:1px solid rgba(11,18,32,.14);
  padding: 18px;
}
.modal__top{
  display:flex; justify-content:space-between; align-items:flex-start;
  gap:12px;
}
.close{
  border:none; background:transparent;
  font-size:18px; cursor:pointer;
  padding:8px 10px; border-radius:10px;
}
.close:hover{ background: rgba(11,18,32,.05); }
.form{ display:grid; gap:10px; margin-top:12px; }
.input{
  padding:12px 12px;
  border-radius:12px;
  border:1px solid var(--border);
  font-size:14px;
}
.input:focus{
  outline:none;
  border-color: rgba(11,89,209,.45);
  box-shadow: 0 0 0 4px rgba(11,89,209,.12);
}
.error{ color:#b91c1c; font-size:13px; margin-top:6px; }

.footer{ padding: 30px 0 56px; color: var(--muted); font-size:13px; }