/* === Палитра / токены =================================================== */
:root{
  --brand:#2C3E50; --brand-700:#253547;
  --header-h:68px;

  --bg:#10161D; --bg-soft:#151f2a; --surface:#1c2834;
  --text:#ECF0F1; --muted:#B8C4CF;

  --cta:#1ABC9C; --cta-600:#16A085;

  --ring:rgba(26,188,156,.45);
  --radius:14px; --shadow:0 10px 30px rgba(0,0,0,.25);
  --maxw:1120px;

  --link:#93C5FD; --link-hover:#BFDBFE;

  --danger:#EF4444;

  --font-ui: system-ui, -apple-system, "Segoe UI", Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
}

/* === База + липкий футер =============================================== */
*{box-sizing:border-box;}
html,body{height:100%;}
body{
  margin:0; background:var(--bg); color:var(--text);
  font-family:var(--font-ui);
  font-size:16px; line-height:1.5;
  -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale;

  min-height:100vh; display:flex; flex-direction:column;
}
h1,h2,h3,h4,h5,h6{ font-family:inherit; }
button,input,select,textarea{ font:inherit; }
img{max-width:100%; height:auto; display:block;}
.container{width:100%; max-width:var(--maxw); margin-inline:auto; padding-inline:20px;}
.muted{color:var(--muted);}

/* Ссылки */
a{color:var(--link); text-decoration:underline; text-underline-offset:3px; text-decoration-thickness:1.5px;}
a:hover{color:var(--link-hover);}
.nav__list a, .footer-links a, .btn{ text-decoration:none; }

/* Основной контент */
.site-main{padding:28px 0 64px; flex:1 0 auto;}
@media (max-width:900px){
  .site-main.container{padding-left:12px; padding-right:12px;}
}

/* === Header / Nav ======================================================= */
.site-header{
  position:sticky; top:0; z-index:50;
  background:linear-gradient(180deg, var(--brand), rgba(44,62,80,.95));
  border-bottom:1px solid rgba(255,255,255,.06);
  box-shadow:0 6px 18px rgba(0,0,0,.18);
}
.site-header .container{padding-inline:12px;}
.header-wrap{display:flex; align-items:center; gap:16px; padding:0; min-height:var(--header-h);}
.brand{display:inline-flex; align-items:center; text-decoration:none; color:#ECF0F1; font-family:inherit;}
.brand__logo{height:calc(var(--header-h) - 16px); width:auto; object-fit:contain;}

.nav{margin-left:auto; display:flex; align-items:center; gap:16px;}
.nav__toggle{display:none; background:transparent; border:0; color:#ECF0F1;}
.nav__list{display:flex; align-items:center; gap:18px; list-style:none; padding:0; margin:0;}
.nav__list a{color:#ECF0F1; text-decoration:none; padding:10px 12px; border-radius:10px; font-family:inherit;}
.nav__list a:hover{background:rgba(255,255,255,.08);}

.auth-actions{display:flex; align-items:center; gap:10px; margin-left:10px;}
.icon-btn{
  height:40px; width:40px; border-radius:10px; display:inline-grid; place-items:center;
  background:rgba(255,255,255,.12); color:#ECF0F1; border:1px solid rgba(255,255,255,.18);
  text-decoration:none; box-shadow:var(--shadow); transition:background .2s ease, transform .08s ease;
  font-family:inherit;
}
.icon-btn:hover{background:rgba(255,255,255,.2);} .icon-btn:active{transform:translateY(1px);}

@media (max-width:900px){
  .brand__logo{height:36px;}
  .nav__toggle{display:inline-flex;}
  .nav__list{
    position:absolute; right:20px; top:calc(var(--header-h) + 8px);
    flex-direction:column; align-items:stretch;
    background:var(--brand); border:1px solid rgba(255,255,255,.18);
    border-radius:14px; padding:10px; width:min(320px, calc(100% - 40px));
    box-shadow:var(--shadow); display:none;
  }
  .nav__list--open{display:flex;}
}

/* === Кнопки ============================================================== */
.btn{
  --btn-bg:var(--surface); --btn-fg:var(--text);
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  height:44px; padding:0 16px; border-radius:12px; border:1px solid rgba(255,255,255,.08);
  background:var(--btn-bg); color:var(--btn-fg); text-decoration:none; font-weight:600; box-shadow:var(--shadow);
  transition:transform .08s ease, background .2s ease, border-color .2s ease;
  font-family:inherit;
}
.btn:active{transform:translateY(1px);}
.btn--primary{--btn-bg:var(--cta); --btn-fg:#fff; border:1px solid transparent;}
.btn--primary:hover{background:var(--cta-600);}
.btn--ghost{background:transparent; border:1px solid rgba(255,255,255,.18);}

/* === Карточки / формы / алерты ========================================= */
.card{background:var(--surface); border:1px solid rgba(255,255,255,.06); border-radius:var(--radius); box-shadow:var(--shadow); padding:22px;}
.card--glass{
  background:
    radial-gradient(120% 100% at 0% 0%, rgba(26,188,156,.12), transparent 60%),
    radial-gradient(120% 100% at 100% 0%, rgba(26,188,156,.12), transparent 55%),
    linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
}
.form{display:grid; gap:14px;}
.field{display:grid; gap:8px;}
.label{font-weight:600; color:var(--muted); font-family:inherit;}
.input,.select,.textarea{
  width:100%; height:44px; padding:10px 12px; border-radius:12px;
  border:1px solid rgba(255,255,255,.12); background:var(--bg-soft); color:var(--text);
  outline:none; box-shadow:inset 0 1px 0 rgba(255,255,255,.03);
  font-family:inherit;
}
.textarea{height:120px; resize:vertical;}
.input:focus,.select:focus,.textarea:focus{border-color:var(--cta); box-shadow:0 0 0 4px var(--ring);}
.help{color:var(--muted); font-size:12px;}
.error{color:var(--danger); font-size:13px;}
.alert{padding:12px 14px; border-radius:12px; margin:12px 0; border:1px solid rgba(255,255,255,.12);}
.alert--success{background:rgba(39,174,96,.12); border-color:rgba(39,174,96,.35); color:#DCFCE7;}
.alert--danger {background:rgba(231,76,60,.12); border-color:rgba(231,76,60,.35); color:#FEE2E2;}

/* === Главная / секции =================================================== */
.hero{
  position:relative; border-radius:22px; overflow:hidden; padding:clamp(28px,6vw,64px);
  background:url('/images/fon.png') center/cover no-repeat, linear-gradient(120deg, var(--brand), #1B2A3A);
  min-height:280px; display:grid; align-content:center; gap:16px; color:#fff;
}
.hero::after{content:""; position:absolute; inset:0; background:linear-gradient(180deg, rgba(11,17,32,.65), rgba(11,17,32,.35));}
.hero > *{position:relative; z-index:1;}
.hero__eyebrow{text-transform:uppercase; letter-spacing:.12em; font-weight:700; opacity:.9; font-family:inherit;}
.hero__title{font-size:clamp(28px,4.6vw,52px); line-height:1.15; margin:0; font-family:inherit;}
.hero__subtitle{font-size:clamp(16px,2.2vw,20px); color:#E1E6EA; max-width:62ch; font-family:inherit;}
.section-gap{
  margin-top:36px;
  margin-bottom:28px; /* ← добавлен низ */
}

/* Якорное пролистывание с учётом липкого хедера */
#features{scroll-margin-top:calc(var(--header-h) + 24px);}

.hero__actions{display:flex; gap:12px; flex-wrap:wrap;}
.grid{display:grid; gap:16px;}
.grid--3{grid-template-columns:repeat(3,1fr);}
@media (max-width:900px){.grid--3{grid-template-columns:1fr;}}

.feature{display:grid; gap:8px;}
.feature__icon{width:44px; height:44px; border-radius:12px; display:grid; place-items:center; background:rgba(255,255,255,.06);}
.feature__title{font-weight:700; font-family:inherit;}
.feature__text{color:var(--muted);}

/* === Футер (липкий) ===================================================== */
.site-footer{
  background:
    radial-gradient(100% 120% at 0% 0%, rgba(44,62,80,.25) 0%, transparent 60%),
    radial-gradient(100% 120% at 100% 0%, rgba(26,188,156,.18) 0%, transparent 55%),
    linear-gradient(180deg, rgba(44,62,80,.12), rgba(44,62,80,.18));
  border-top:1px solid rgba(255,255,255,.08);
  margin-top:auto;
}

/* Футер: десктоп — горизонтально */
.footer-wrap{
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  padding:24px 0; flex-wrap:nowrap;
}
.footer-title{white-space:nowrap;}
.footer-links{
  list-style:none; display:flex; gap:16px; padding:0; margin:0;
}
.footer-links a{color:var(--link);}
.footer-links a:hover{color:var(--link-hover);}

/* Футер: мобильная — вертикально */
@media (max-width:900px){
  .site-footer .container{padding-inline:12px;}
  .footer-wrap{
    flex-direction:column; align-items:center; justify-content:center; gap:10px; text-align:center;
  }
  .footer-links{
    flex-direction:column; align-items:center; gap:10px;
  }
}

/* === Утилиты ============================================================ */
.sr-only{position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0;}
.mt-24{margin-top:24px;}

/* === User dropdown (минимальные стили) ================================== */
.usermenu{position:relative;}
.userdropdown{
  position:absolute; right:0; top:calc(100% + 8px);
  display:none; min-width:220px; padding:8px;
  background:var(--surface); border:1px solid rgba(255,255,255,.12);
  border-radius:12px; box-shadow:var(--shadow); z-index:60;
}
.userdropdown--open{display:block;}
.userdropdown__link{
  display:flex; width:100%; text-align:left; padding:10px 12px;
  gap:8px; border-radius:10px; color:var(--text);
  text-decoration:none; border:0; background:transparent; cursor:pointer;
  font-family:inherit;
}
.userdropdown__link:hover{background:rgba(255,255,255,.06);}
/* Автозаполнение на тёмной теме — оставить как обычные поля */
.form { color-scheme: dark; } /* подсказываем браузеру, что тема тёмная */

.form .form-control:-webkit-autofill,
.form .form-control:-webkit-autofill:hover,
.form .form-control:-webkit-autofill:focus {
  -webkit-text-fill-color: inherit;
  caret-color: inherit;
  /* заливаем тем же фоном, что у поля, поверх жёлтого/белого autofill */
  -webkit-box-shadow:
    0 0 0 1000px rgba(255,255,255,.06) inset !important;
          box-shadow:
    0 0 0 1000px rgba(255,255,255,.06) inset !important;
  border: 1px solid rgba(255,255,255,.26) !important;
  transition: background-color 9999s ease-out 0s; /* подавить вспышку цвета */
  background: transparent !important;
}

.form .form-control:-webkit-autofill:focus {
  border-color: #82b6ff !important;
  /* комбинируем «ауру» фокуса + инсет-заливку */
  -webkit-box-shadow:
    0 0 0 3px rgba(130,182,255,.30),
    0 0 0 1000px rgba(255,255,255,.10) inset !important;
          box-shadow:
    0 0 0 3px rgba(130,182,255,.30),
    0 0 0 1000px rgba(255,255,255,.10) inset !important;
}

/* Firefox */
.form .form-control:-moz-autofill {
  box-shadow: 0 0 0 1000px rgba(255,255,255,.06) inset !important;
  -moz-text-fill-color: inherit;
  caret-color: inherit;
}
.form .form-control:-moz-autofill:focus {
  box-shadow:
    0 0 0 3px rgba(130,182,255,.30),
    0 0 0 1000px rgba(255,255,255,.10) inset !important;
  border-color: #82b6ff !important;
}