/* ==========================================================================
   УМКА AI — стили
   ========================================================================== */

:root{
  --bg: #04080b;
  --bg-alt: #050f13;
  --surface: #08171d;
  --surface-2: #0a1d24;
  --border: rgba(45, 212, 191, 0.16);
  --border-strong: rgba(45, 212, 191, 0.38);
  --accent: #2ee6c8;
  --accent-2: #22d3ee;
  --accent-dim: rgba(46, 230, 200, 0.12);
  --text: #eaf6f5;
  --text-dim: #9db4b8;
  --text-mute: #64797d;
  /* Для светлой темы приложения (theme.css): подсветки, текст на акцентных кнопках и т.п. */
  --overlay-rgb: 255 255 255;
  --on-accent: #00201c;
  --header-bg: rgba(4, 8, 11, 0.82);
  --nav-bg: rgba(3, 7, 10, 0.98);
  --disabled-bg: #3a4447;
  --disabled-fg: #7d8b8e;
  --chart-violet: #a78bfa;
  --color-scheme: dark;
  --radius: 14px;
  --radius-sm: 10px;
  --container: 1240px;
  --header-h: 76px;
  --ff: "Manrope", "Segoe UI", Arial, sans-serif;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

/* ---------- Scrollbars ---------- */
*{
  scrollbar-width: thin;
  scrollbar-color: rgba(46,230,200,0.35) transparent;
}
*::-webkit-scrollbar{
  width: 10px;
  height: 10px;
}
*::-webkit-scrollbar-track{
  background: transparent;
}
*::-webkit-scrollbar-thumb{
  background-color: rgba(46,230,200,0.3);
  border-radius: 999px;
  border: 2px solid var(--bg);
  background-clip: padding-box;
}
*::-webkit-scrollbar-thumb:hover{
  background-color: rgba(46,230,200,0.55);
}
*::-webkit-scrollbar-corner{
  background: transparent;
}

body{
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--ff);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img{ max-width: 100%; display: block; }

a{ color: inherit; text-decoration: none; }

ul{ list-style: none; margin: 0; padding: 0; }

h1, h2, h3, h4{ margin: 0; font-weight: 800; letter-spacing: -0.01em; }

p{ margin: 0; }

.container{
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 20px;
}

.skip-link{
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: var(--on-accent);
  padding: 10px 16px;
  z-index: 1000;
  border-radius: 0 0 8px 0;
}
.skip-link:focus{ left: 0; }

.text-accent{ color: var(--accent); }

/* Background texture */
body{
  background-image:
    radial-gradient(circle at 15% 0%, rgba(34,211,238,0.06), transparent 40%),
    radial-gradient(circle at 85% 10%, rgba(46,230,200,0.05), transparent 40%);
  background-repeat: no-repeat;
}

/* ---------- Buttons ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--ff);
  font-weight: 700;
  font-size: 14px;
  padding: 13px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: transform .15s ease, box-shadow .15s ease, background .2s ease, border-color .2s ease, color .2s ease;
}
.btn:hover{ transform: translateY(-1px); }
.btn-sm{ padding: 9px 16px; font-size: 13px; }

.btn-primary{
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--on-accent);
  box-shadow: 0 0 0 rgba(46,230,200,0);
}
.btn-primary:hover{ box-shadow: 0 6px 24px rgba(46,230,200,0.28); }

.btn-outline{
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-outline:hover{ border-color: var(--accent); color: var(--accent); }

/* ---------- Badges ---------- */
.badge{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: 999px;
  color: var(--accent);
}
.badge-outline{
  border: 1px solid var(--border-strong);
  background: rgba(46,230,200,0.05);
}

/* ---------- Header ---------- */
.site-header{
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border);
}
.site-header::before{
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--header-bg);
  backdrop-filter: blur(10px);
}

.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo{
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-mark{ filter: drop-shadow(0 0 8px rgba(46,230,200,0.35)); }
.logo-text{
  display: flex;
  flex-direction: column;
  font-weight: 800;
  font-size: 17px;
  line-height: 1.15;
  color: var(--text);
}
.logo-text b{ color: var(--accent); font-weight: 800; }
.logo-text small{
  font-weight: 500;
  font-size: 10.5px;
  color: var(--text-mute);
  letter-spacing: .01em;
}

.main-nav ul{
  display: flex;
  align-items: center;
  gap: 30px;
}
.main-nav a{
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dim);
  transition: color .2s ease;
}
.main-nav a:hover{ color: var(--accent); }
.main-nav a.is-active{ color: var(--accent); }
.nav-actions-mobile{ display: none; }

.header-actions{
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switch{
  display: flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px;
  gap: 2px;
}
.lang-btn{
  display: inline-flex;
  align-items: center;
  border: none;
  background: transparent;
  color: var(--text-mute);
  font-size: 12px;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: 999px;
  cursor: pointer;
  text-decoration: none;
}
.lang-btn.is-active{ background: var(--accent-dim); color: var(--accent); }

.avatar-btn{
  display: inline-flex;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  flex-shrink: 0;
  transition: border-color .2s ease;
}
.avatar-btn:hover{ border-color: var(--accent); }
.avatar-btn img{ width: 100%; height: 100%; object-fit: cover; }

/* Автозаполнение браузера (Chrome/Edge/Safari) красит поля в свой светло-голубой фон с чёрным
   текстом, и обычным background это не перебить. Фон "замораживаем" бесконечным transition —
   остаётся родной фон поля, — а цвет текста и курсора задаём явно. */
input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus,
textarea:-webkit-autofill,
select:-webkit-autofill{
  -webkit-text-fill-color: var(--text);
  caret-color: var(--text);
  /* Главное средство — фон поля закрашивается внутренней тенью: работает всегда, в том числе если
     браузер заполнил поле, пока оно было скрыто (вкладка "Вход" при открытой "Регистрации") — на скрытых
     элементах transition ниже не срабатывает, и при показе поле вспыхивало белым. Цвет — фон карточки,
     на которой лежит поле (почти везде --surface); отдельный контейнер может задать --autofill-bg. */
  -webkit-box-shadow: 0 0 0 1000px var(--autofill-bg, var(--surface)) inset !important;
  box-shadow: 0 0 0 1000px var(--autofill-bg, var(--surface)) inset !important;
  /* Запасной вариант: "замороженный" переход фона. !important — у полей профиля/настроек свой transition. */
  transition: background-color 600000s 0s, color 600000s 0s !important;
}
/* Firefox подсвечивает автозаполнение фильтром поверх поля. */
input:autofill{ filter: none; }

.logout-form{ display: inline-flex; margin: 0; }
.logout-form .btn{ font: inherit; }

.burger{
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
}
.burger span{
  display: block;
  height: 2px;
  width: 18px;
  margin-inline: auto;
  background: var(--text);
  transition: transform .2s ease, opacity .2s ease;
}
.burger[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* ---------- Sections ---------- */
section[id], footer[id]{ scroll-margin-top: calc(var(--header-h) + 16px); }
.section{ padding-block: 64px; position: relative; }
.section-tight{ padding-block: 32px; }
.section-alt{ background: linear-gradient(180deg, transparent, rgba(255,255,255,0.015) 20%, transparent 80%); border-block: 1px solid var(--border); }

.eyebrow{
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 10px;
}

.section-head-text h2{ font-size: clamp(24px, 3.6vw, 30px); margin-bottom: 12px; }
.section-head-text p{ color: var(--text-dim); max-width: 46ch; margin-bottom: 16px; }

.link-arrow{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  font-weight: 700;
  font-size: 14px;
}
.link-arrow svg{ transition: transform .2s ease; }
.link-arrow:hover svg{ transform: translateX(3px); }

.section-head{ display: flex; flex-direction: column; gap: 28px; }

/* ---------- Hero ---------- */
.hero{
  position: relative;
  overflow: hidden;
  padding-block: 56px 40px;
  border-bottom: 1px solid var(--border);
}
.network-canvas{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  opacity: .8;
  pointer-events: none;
}
.hero-inner{ position: relative; z-index: 1; }
.hero-content{ max-width: 640px; }

.hero-title{
  font-size: clamp(40px, 8vw, 64px);
  line-height: 1;
  margin-block: 18px 4px;
}
.hero-subtitle{
  font-size: clamp(18px, 2.6vw, 22px);
  font-weight: 700;
  color: var(--text-dim);
  margin-bottom: 16px;
}
.hero-desc{
  color: var(--text-dim);
  max-width: 52ch;
  margin-bottom: 26px;
}
.hero-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-visual{
  position: relative;
  height: 260px;
  margin-top: 32px;
  display: none;
}
.floating-badge{
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  background: rgba(4,15,19,0.85);
  border: 1px solid var(--border-strong);
  padding: 6px 12px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
  animation: float 5s ease-in-out infinite;
}
.fb-1{ top: 4%; left: 30%; animation-delay: 0s; }
.fb-2{ top: 10%; right: 8%; animation-delay: .6s; }
.fb-3{ top: 42%; right: 0%; animation-delay: 1.2s; }
.fb-4{ bottom: 14%; left: 4%; animation-delay: 1.8s; }
.fb-5{ bottom: 4%; right: 22%; animation-delay: 2.4s; }

@keyframes float{
  0%, 100%{ transform: translateY(0); }
  50%{ transform: translateY(-8px); }
}

.hero-tagline{
  margin-top: 20px;
  color: var(--text-mute);
  font-size: 13px;
  line-height: 1.5;
}

/* ---------- Cards ---------- */
.card-grid{ display: grid; gap: 16px; grid-template-columns: 1fr; }
.card-grid-4{ grid-template-columns: repeat(2, 1fr); }
.card-grid-6{ grid-template-columns: repeat(2, 1fr); }

.icon-badge{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--accent-dim);
  color: var(--accent);
  margin-bottom: 14px;
}
.icon-badge-accent{ background: rgba(46,230,200,0.1); }

.feature-card, .mini-card, .stat-card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  transition: border-color .2s ease, transform .2s ease;
}
.feature-card:hover, .mini-card:hover, .stat-card:hover{
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.feature-card h3, .mini-card h3{ font-size: 16px; margin-bottom: 8px; }
.feature-card p, .mini-card p{ color: var(--text-dim); font-size: 13.5px; }

.mini-card h3{ font-size: 15px; }
.mini-card p{ font-size: 13px; }

/* ---------- Architecture ---------- */
.architecture{
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 26px;
  background: radial-gradient(circle at 0% 0%, rgba(46,230,200,0.06), transparent 50%);
}
.architecture-head{ margin-bottom: 24px; }
.architecture-head h2{ font-size: 22px; margin-bottom: 8px; }
.architecture-head p{ color: var(--text-dim); max-width: 60ch; }

.architecture-flow{
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.arch-item{
  display: flex;
  align-items: center;
  gap: 14px;
}
.arch-item h4{ font-size: 14px; margin-bottom: 2px; }
.arch-item p{ color: var(--text-mute); font-size: 12.5px; margin: 0; }
.arch-item .icon-badge{ margin-bottom: 0; width: 44px; height: 44px; flex-shrink: 0; }
.arch-arrow{
  display: none;
  color: var(--text-mute);
  font-size: 18px;
}

/* ---------- Mobile section ---------- */
.mobile-section{
  display: flex;
  flex-direction: column;
  gap: 40px;
}
.mobile-text h2{ font-size: clamp(24px, 3.6vw, 30px); margin-bottom: 12px; }
.mobile-text p{ color: var(--text-dim); max-width: 50ch; margin-bottom: 20px; }

.check-list{ display: flex; flex-direction: column; gap: 12px; margin-bottom: 24px; }
.check-list li{
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}
.check-list svg{ color: var(--accent); flex-shrink: 0; }

.phones{
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.phone{
  width: 100%;
  max-width: 240px;
  border: 1px solid var(--border-strong);
  border-radius: 26px;
  background: linear-gradient(180deg, var(--surface), var(--bg-alt));
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.35);
}
.phone-mid{ margin-top: 0; }
.phone-statusbar{
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: var(--text-mute);
  padding-inline: 4px;
}
.phone-topbar{
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 14px;
  padding-block: 4px 8px;
  border-bottom: 1px solid var(--border);
}
.phone-logo-mini{ color: var(--accent); display: inline-flex; }
.phone-body{
  flex: 1;
  min-height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}
.chat-bubble{
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  font-size: 12px;
  color: var(--text-dim);
  align-self: flex-start;
}
.examples-card{
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
}
.examples-card p{ font-size: 12px; font-weight: 700; margin-bottom: 8px; }
.examples-card ul{ display: flex; flex-direction: column; gap: 6px; }
.examples-card li{
  font-size: 11.5px;
  color: var(--text-dim);
  padding-left: 12px;
  position: relative;
}
.examples-card li::before{
  content: "";
  position: absolute;
  left: 0; top: 6px;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--accent);
}
.phone-input{
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 11px;
  color: var(--text-mute);
}
.phone-input i{
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}
.phone-tabbar{
  display: flex;
  justify-content: space-around;
  border-top: 1px solid var(--border);
  padding-top: 8px;
}
.phone-tabbar span{
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  font-size: 9.5px;
  color: var(--text-mute);
}
.phone-tabbar span.active{ color: var(--accent); }

.profile-card{
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.profile-card img{ border-radius: 50%; }
.profile-card strong{ display: block; font-size: 12.5px; }
.profile-card span{ font-size: 10.5px; color: var(--text-mute); }
.profile-card button{
  margin-left: auto;
  font-size: 9.5px;
  color: var(--accent);
  background: transparent;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 5px 8px;
  cursor: pointer;
}
.profile-tabs{
  display: flex;
  gap: 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 12px;
  padding-bottom: 8px;
}
.profile-tabs span{ font-size: 11px; color: var(--text-mute); font-weight: 700; }
.profile-tabs span.active{ color: var(--accent); border-bottom: 2px solid var(--accent); padding-bottom: 8px; margin-bottom: -9px; }
.profile-info{ display: flex; flex-direction: column; gap: 10px; margin: 0; }
.profile-info div{ display: flex; justify-content: space-between; font-size: 10.5px; }
.profile-info dt{ color: var(--text-mute); }
.profile-info dd{ margin: 0; color: var(--text); }
.status-active{ color: var(--accent); }

/* ---------- Stats ---------- */
.card-grid-4 .stat-card{ text-align: left; }
.stat-num{
  display: block;
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 4px;
}
.stat-card p{ color: var(--text-dim); font-size: 13px; }

/* ---------- CTA ---------- */
.cta-box{
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: 20px;
  padding: 40px 24px;
  background: linear-gradient(135deg, rgba(6,20,24,0.9), rgba(4,10,13,0.95));
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.cta-content{ position: relative; z-index: 1; max-width: 620px; }
.cta-content h2{ font-size: clamp(24px, 3.6vw, 30px); margin-block: 14px 10px; }
.cta-content p{ color: var(--text-dim); margin-bottom: 20px; }

.cta-list{
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.cta-list li{
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
  font-weight: 600;
}
.cta-list svg{ color: var(--accent); flex-shrink: 0; }

/* ---------- Footer ---------- */
.site-footer{
  border-top: 1px solid var(--border);
  padding-block: 32px;
}
.footer-inner{
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.footer-nav{
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 13.5px;
  color: var(--text-dim);
}
.footer-nav a:hover{ color: var(--accent); }
.footer-meta{
  display: flex;
  flex-direction: column;
  gap: 14px;
  font-size: 12.5px;
  color: var(--text-mute);
}
.social-links{ display: flex; gap: 14px; }
.social-links a{ color: var(--text-mute); transition: color .2s ease; }
.social-links a:hover{ color: var(--accent); }

/* ==========================================================================
   Responsive breakpoints
   ========================================================================== */

@media (min-width: 640px){
  .card-grid-4{ grid-template-columns: repeat(2, 1fr); }
  .card-grid-6{ grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 768px){
  .hero-actions, .check-list{ }
  .card-grid-4{ grid-template-columns: repeat(4, 1fr); }
  .card-grid-6{ grid-template-columns: repeat(3, 1fr); }
  .mobile-section{ flex-direction: row; align-items: center; justify-content: space-between; }
  .mobile-text{ flex: 0 0 340px; }
  .phones{ flex: 1; }

  .footer-inner{
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 24px;
  }
  .footer-nav{ flex-direction: row; justify-content: center; gap: 32px; }
  .footer-meta{ flex-direction: row; align-items: center; gap: 20px; }
}

@media (min-width: 900px){
  .arch-arrow{ display: block; }
  .architecture-flow{
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
  }
  .arch-item{ flex-direction: column; text-align: left; align-items: flex-start; flex: 1; }
  .architecture{ padding: 32px 36px; }
  .architecture-head{ display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; }
  .architecture-head > *{ flex: 1; }
}

@media (min-width: 1024px){
  .main-nav{ display: block; }
  .nav-actions-mobile{ display: none; }
  .burger{ display: none; }
  .header-login, .header-register{ display: inline-flex; }
  .header-avatar{ display: inline-flex; }
  .header-logout{ display: inline-flex; }

  .section-head{ flex-direction: row; gap: 48px; }
  .section-head-text{ flex: 0 0 320px; }
  .section-head .card-grid{ flex: 1; }

  .hero-inner{ display: grid; grid-template-columns: 1.1fr 1fr; align-items: center; gap: 20px; }
  .hero-visual{ display: block; }
  .hero-tagline{ position: absolute; top: 8px; right: 0; text-align: right; }
  .hero{ padding-block: 70px 60px; }

  .cta-box{ flex-direction: row; align-items: center; justify-content: space-between; padding: 48px; }
  .cta-list{ flex: 0 0 220px; }

  .phones{ flex-direction: row; }
  .phone{ flex: 0 0 240px; }
}

@media (max-width: 1023px){
  .main-nav{
    position: fixed;
    inset: var(--header-h) 0 0 0;
    background: var(--nav-bg);
    backdrop-filter: blur(10px);
    padding: 24px 20px;
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .2s ease, transform .2s ease, visibility .2s;
    overflow-y: auto;
  }
  .main-nav.is-open{
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
  }
  .main-nav ul{
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
  .main-nav ul a{
    display: block;
    width: 100%;
    padding: 14px 4px;
    border-bottom: 1px solid var(--border);
    font-size: 16px;
  }
  .nav-actions-mobile{
    display: flex;
    gap: 12px;
    margin-top: 20px;
  }
  .nav-actions-mobile .btn{ flex: 1; }
  .header-login, .header-register{ display: none; }
  .header-avatar, .header-logout{ display: none; }
  .burger{ display: flex; }
}

@media (max-width: 767px){
  .lang-switch{ display: none; }
}

@media (min-width: 1200px){
  .hero-visual{ height: 300px; }
}

/* ---------- Главная: блок "Сколько стоит" (#pricing) ---------- */
.pricing-home{ display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.pricing-home-cards{ display: grid; gap: 16px; grid-template-columns: 1fr; }
.pricing-home-main{ border-color: var(--accent); background: linear-gradient(160deg, var(--accent-dim), transparent 70%); }
.pricing-home-price{
  display: block;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: clamp(34px, 5vw, 44px);
  font-weight: 800;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.pricing-home-topups{
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}
.pricing-home-topups-title{ margin: 0 0 12px; color: var(--text-mute); font-size: 13px; }
.pricing-home-topups ul{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.pricing-home-topups li{ display: flex; flex-direction: column; gap: 2px; }
.pricing-home-topups strong{ font-size: 17px; font-variant-numeric: tabular-nums; }
.pricing-home-topups span{ color: var(--text-dim); font-size: 13px; }

@media (min-width: 768px){
  .pricing-home-cards{ grid-template-columns: repeat(3, 1fr); }
  .pricing-home-topups ul{ grid-template-columns: repeat(4, 1fr); }
}

/* ---------- Главная: "Узнать больше" в блоке преимуществ (раскрывающаяся панель) ---------- */
.adv-more-toggle{
  border: 0;
  background: none;
  padding: 0;
  font: inherit;
  cursor: pointer;
}
.adv-more-toggle svg{ transition: transform .3s ease; }
.adv-more-toggle:hover svg{ transform: translateY(2px); }
.adv-more-toggle[aria-expanded="true"] svg{ transform: rotate(180deg); }
.adv-more{
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transition: grid-template-rows .4s ease, opacity .3s ease;
}
.adv-more.is-open{ grid-template-rows: 1fr; opacity: 1; }
.adv-more-inner{ overflow: hidden; min-height: 0; }
.adv-more-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 24px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}
.adv-more-col h3{ margin-bottom: 10px; font-size: 15px; }
.adv-more-col ul{ display: flex; flex-direction: column; gap: 8px; margin: 0; padding: 0; list-style: none; }
.adv-more-col li{
  position: relative;
  padding-left: 18px;
  color: var(--text-dim);
  font-size: 13.5px;
  line-height: 1.5;
}
.adv-more-col li::before{
  content: "";
  position: absolute;
  top: .55em;
  left: 2px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}
@media (min-width: 640px){ .adv-more-grid{ grid-template-columns: repeat(2, 1fr); gap: 24px; } }
@media (min-width: 1024px){ .adv-more-grid{ grid-template-columns: repeat(4, 1fr); } }
@media (prefers-reduced-motion: reduce){ .adv-more, .adv-more-toggle svg{ transition: none; } }

/* ---------- Главная: "Все возможности" в блоке "Работа с кодом" — команды чата ---------- */
.cmd-more{
  margin-top: 24px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}
.cmd-more h3{ margin-bottom: 16px; font-size: 16px; }
.cmd-list{ display: grid; grid-template-columns: 1fr; gap: 12px 28px; margin: 0; }
.cmd-list div{ display: flex; gap: 12px; align-items: baseline; }
.cmd-list dt{ flex-shrink: 0; width: 84px; }
.cmd-list code{
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  background: var(--accent-dim);
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 13px;
  font-weight: 600;
}
.cmd-list dd{ margin: 0; color: var(--text-dim); font-size: 13.5px; line-height: 1.5; }
.cmd-more-foot{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 20px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}
.cmd-more-foot p{ margin: 0; color: var(--text-dim); font-size: 13.5px; }
@media (min-width: 900px){ .cmd-list{ grid-template-columns: repeat(2, 1fr); } }

/* ---------- Главная: "Все форматы" в блоке "Генерация промптов" ---------- */
.fmt-grid{ display: grid; grid-template-columns: 1fr; gap: 16px; }
.fmt-item{
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.fmt-item h4{ margin: 0; font-size: 15px; }
.fmt-item p{ margin: 0; color: var(--text-dim); font-size: 13.5px; line-height: 1.5; }
.fmt-item .fmt-tools{ color: var(--accent); font-size: 12.5px; font-weight: 600; }
.fmt-item code{
  align-self: flex-start;
  margin-top: auto;
  padding: 4px 8px;
  border-radius: 6px;
  background: var(--accent-dim);
  color: var(--text);
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 12.5px;
  line-height: 1.5;
  white-space: normal;
}
@media (min-width: 640px){ .fmt-grid{ grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px){ .fmt-grid{ grid-template-columns: repeat(3, 1fr); } }

/* ---------- Главная: установка как приложения (PWA), блок #mobile ---------- */
[data-pwa-install]:disabled{ opacity: .75; cursor: default; }
.pwa-hint{
  margin: 14px 0 0;
  padding: 12px 14px;
  border: 1px solid var(--border-strong);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text-dim);
  font-size: 13.5px;
  line-height: 1.55;
  max-width: 52ch;
}
/* Предупреждение для Яндекс Браузера на Android перед установкой (<dialog>, фон сайта размыт). */
.pwa-dialog{
  width: min(440px, calc(100vw - 32px));
  margin: auto;
  padding: 24px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
}
.pwa-dialog::backdrop{
  background: rgba(4, 8, 11, 0.55);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.pwa-dialog h3{ margin: 0 0 10px; font-size: 18px; }
.pwa-dialog p{ margin: 0 0 20px; color: var(--text-dim); font-size: 14.5px; line-height: 1.6; }
.pwa-dialog-actions{ display: flex; gap: 10px; justify-content: flex-end; flex-wrap: wrap; }
.pwa-dialog-actions .btn{ flex: 1 1 140px; justify-content: center; }

/* ---------- Установленное приложение (PWA): без ссылок на сайт — только вход и личный кабинет ----------
   Класс is-app ставит скрипт в partials/pwa-head.blade.php. */
html.is-app .main-nav,
html.is-app .burger,
html.is-app .site-footer{ display: none !important; }

/* ---------- Главная: "Частые вопросы" под блоком "Готовы к будущему?" ---------- */
.faq{
  max-width: 860px;
  margin: 24px auto 0;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}
.faq h3{ margin-bottom: 12px; font-size: 18px; }
.faq-item{ border-bottom: 1px solid var(--border); }
.faq-item:last-child{ border-bottom: 0; }
.faq-item summary{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 2px;
  color: var(--text);
  font-size: 15px;
  font-weight: 600;
  list-style: none;
  cursor: pointer;
}
.faq-item summary::-webkit-details-marker{ display: none; }
.faq-item summary::after{
  content: "+";
  flex-shrink: 0;
  color: var(--accent);
  font-size: 20px;
  font-weight: 400;
  line-height: 1;
  transition: transform .2s ease;
}
.faq-item[open] summary::after{ transform: rotate(45deg); }
.faq-item summary:hover{ color: var(--accent); }
.faq-item summary:focus-visible{ outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }
.faq-item p{ margin: 0 0 16px; padding-right: 32px; color: var(--text-dim); font-size: 14px; line-height: 1.65; }

/* ---------- Телефоны: шапка и карточки не выходят за край экрана ---------- */
/* Колонки сетки могут сжиматься (иначе длинное слово — «производительность» — распирало страницу вбок). */
@media (max-width: 767px){
  .card-grid-4{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 479px){
  /* Подпись под логотипом не помещалась вместе с кнопками шапки — меню-бургер уезжал за край экрана. */
  .logo-text small{ display: none; }
  /* Карточки возможностей с текстом — в один столбец, в два им тесно. */
  .card-grid-4:has(> .feature-card){ grid-template-columns: 1fr; }
}

/* ---------- Страница 404 (errors/404.blade.php) ---------- */
/* Короткая страница: основная часть растягивается, подвал прижат к низу экрана (класс body — page-fill). */
.page-fill{ display: flex; flex-direction: column; min-height: 100vh; min-height: 100dvh; }
.page-fill > main{ display: flex; flex: 1; flex-direction: column; justify-content: center; }
.not-found{ display: flex; align-items: center; }
.not-found-inner{ text-align: center; }
.not-found-code{ margin: 0; color: var(--accent); font-size: clamp(64px, 14vw, 120px); font-weight: 800; line-height: 1; text-shadow: 0 0 40px rgba(46,230,200,0.35); }
.not-found h1{ margin: 14px 0 10px; font-size: clamp(24px, 4vw, 34px); }
.not-found-text{ max-width: 46ch; margin: 0 auto 26px; color: var(--text-dim); }
.not-found-actions{ display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }