/* =============================================================================
   CS2 Optimizer — style.css
   Palette: bg #0F1120 | purple #8B5CF6 | green #10B981 | blue #38BDF8
   Font: Montserrat
============================================================================= */

/* ── Reset & Base ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:          #0F1120;
  --bg-card:     #161830;
  --bg-dark:     #0A0D1A;
  --purple:      #8B5CF6;
  --purple-dim:  #6D3FD6;
  --purple-glow: rgba(139,92,246,.35);
  --green:       #10B981;
  --blue:        #38BDF8;
  --text:        #E2E8F0;
  --text-muted:  #94A3B8;
  --border:      rgba(139,92,246,.18);
  --radius:      16px;
  --radius-sm:   10px;
  --transition:  .25s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Montserrat', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a   { color: inherit; text-decoration: none; }

/* ── Nav user widget ─────────────────────────────────────────────────────── */
.nav-user { position: relative; }

.nav-user-btn {
  display: flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--border);
  border-radius: 100px; padding: 6px 14px 6px 6px;
  cursor: pointer; color: var(--text); font-family: inherit;
  font-size: .85rem; font-weight: 600; transition: var(--transition);
}
.nav-user-btn:hover { border-color: var(--purple); }

.nav-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: linear-gradient(135deg, var(--purple), var(--blue));
  display: flex; align-items: center; justify-content: center;
  font-size: .8rem; font-weight: 800; color: #fff; flex-shrink: 0;
}

.nav-dropdown {
  position: absolute; top: calc(100% + 8px); right: 0;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 14px; padding: 6px;
  min-width: 180px; z-index: 200;
  opacity: 0; pointer-events: none; transform: translateY(-8px);
  transition: opacity .2s, transform .2s;
  box-shadow: 0 16px 40px rgba(0,0,0,.4);
}
.nav-dropdown.open { opacity: 1; pointer-events: all; transform: translateY(0); }

.dropdown-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; border-radius: 8px;
  font-size: .875rem; font-weight: 600; color: var(--text-muted);
  cursor: pointer; transition: background .15s, color .15s;
  background: none; border: none; width: 100%; font-family: inherit;
  text-align: left;
}
.dropdown-item svg { width: 16px; height: 16px; flex-shrink: 0; }
.dropdown-item:hover { background: rgba(255,255,255,.05); color: var(--text); }
.dropdown-logout:hover { color: #EF4444; }
.dropdown-divider { height: 1px; background: var(--border); margin: 4px 0; }

/* ── Modal ───────────────────────────────────────────────────────────────── */
.modal-overlay {
  display: none;           /* скрыто по умолчанию — надёжнее opacity */
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0; /* вместо inset для старых браузеров */
  z-index: 500;
  background: rgba(0,0,0,.75);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  align-items: center; justify-content: center;
  padding: 24px;
}
.modal-overlay.open {
  display: flex;           /* показываем только когда есть класс .open */
}

.modal-box {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 24px; padding: 40px 36px;
  width: 100%; max-width: 420px; position: relative;
  animation: modal-in .25s ease;
  max-height: 90vh; overflow-y: auto;
}
@keyframes modal-in {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.modal-box-wide { max-width: 540px; }

.modal-close {
  position: absolute; top: 16px; right: 16px;
  background: rgba(255,255,255,.05); border: 1px solid var(--border);
  border-radius: 50%; width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; color: var(--text-muted); transition: var(--transition);
}
.modal-close:hover { background: rgba(255,255,255,.1); color: var(--text); }

.modal-logo {
  font-size: 1.2rem; font-weight: 800; margin-bottom: 24px;
}
.modal-logo span { color: var(--purple); }

.modal-tabs {
  display: flex; gap: 4px; background: rgba(255,255,255,.04);
  border-radius: 10px; padding: 4px; margin-bottom: 28px;
}
.modal-tab {
  flex: 1; padding: 8px; border: none; border-radius: 8px;
  background: none; color: var(--text-muted); font-family: inherit;
  font-size: .875rem; font-weight: 700; cursor: pointer; transition: var(--transition);
}
.modal-tab.active { background: var(--purple); color: #fff; }

.modal-panel { display: none; }
.modal-panel.active { display: block; }

.modal-form-group { margin-bottom: 16px; }
.modal-form-group label {
  display: block; font-size: .78rem; font-weight: 700;
  color: var(--text-muted); margin-bottom: 6px;
  text-transform: uppercase; letter-spacing: .5px;
}
.modal-form-group input {
  width: 100%; padding: 12px 16px;
  background: rgba(255,255,255,.05); border: 1px solid var(--border);
  border-radius: 10px; color: var(--text); font-family: inherit;
  font-size: .95rem; outline: none; transition: border-color .2s;
}
.modal-form-group input:focus { border-color: var(--purple); }

.modal-error {
  color: #EF4444; font-size: .82rem; font-weight: 600;
  margin-bottom: 12px; min-height: 20px;
}
.modal-hint {
  margin-top: 16px; font-size: .8rem; color: var(--text-muted);
  line-height: 1.6; text-align: center;
}

/* ── Profile modal ───────────────────────────────────────────────────────── */
.profile-email-row {
  display: flex; align-items: center; gap: 16px;
  padding: 20px; background: rgba(255,255,255,.03);
  border: 1px solid var(--border); border-radius: 14px;
  margin-bottom: 24px;
}
.profile-avatar {
  width: 48px; height: 48px; border-radius: 50%;
  background: linear-gradient(135deg, var(--purple), var(--blue));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; font-weight: 800; color: #fff; flex-shrink: 0;
}

.profile-section { margin-bottom: 28px; }
.profile-section-title {
  font-size: .78rem; font-weight: 700; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: .5px; margin-bottom: 12px;
}

.key-display {
  background: rgba(139,92,246,.06); border: 1px solid rgba(139,92,246,.25);
  border-radius: 12px; padding: 16px 20px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.key-value {
  font-family: 'Courier New', monospace; font-size: 1rem; font-weight: 700;
  color: var(--purple); letter-spacing: 2px;
}
.key-status { font-size: .78rem; font-weight: 700; }
.key-status-active  { color: var(--green); }
.key-status-unused  { color: var(--blue); }
.key-status-banned  { color: #EF4444; }

.key-no {
  background: rgba(255,255,255,.03); border: 1px dashed var(--border);
  border-radius: 12px; padding: 20px; text-align: center;
  color: var(--text-muted); font-size: .875rem;
}

.link-key-row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.link-key-row input {
  flex: 1; min-width: 200px; padding: 12px 16px;
  background: rgba(255,255,255,.05); border: 1px solid var(--border);
  border-radius: 10px; color: var(--text); font-family: inherit;
  font-size: .9rem; outline: none; transition: border-color .2s;
}
.link-key-row input:focus { border-color: var(--purple); }

/* ── Scrollbar ────────────────────────────────────────────────────────────── */
::-webkit-scrollbar       { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--purple-dim); border-radius: 3px; }

/* ── Selection ───────────────────────────────────────────────────────────── */
::selection { background: var(--purple-glow); color: #fff; }

/* ── Utilities ───────────────────────────────────────────────────────────── */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--purple) 0%, var(--blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glow-text {
  filter: drop-shadow(0 0 32px rgba(139,92,246,.6));
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: 12px;
  font-family: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background var(--transition);
}
.btn:hover::after { background: rgba(255,255,255,.06); }

.btn-sm  { padding: 8px 18px;  font-size: .875rem; }
.btn-lg  { padding: 16px 32px; font-size: 1rem;    }
.btn-full { width: 100%; }

/* Внутренние состояния кнопки скачать */
.btn-loader,
.btn-content {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  line-height: 1;
}

.btn-primary {
  background: linear-gradient(135deg, var(--purple), var(--purple-dim));
  color: #fff;
  box-shadow: 0 0 24px var(--purple-glow), 0 4px 16px rgba(0,0,0,.4);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(139,92,246,.55), 0 8px 24px rgba(0,0,0,.4);
}
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  border-color: var(--purple);
  color: var(--text);
  transform: translateY(-2px);
}

/* Spinner */
.spinner {
  width: 18px; height: 18px;
  border: 2px solid rgba(255,255,255,.25);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Navbar ──────────────────────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background var(--transition), backdrop-filter var(--transition),
              padding var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
  background: rgba(15,17,32,.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 12px 0;
  box-shadow: 0 1px 0 var(--border);
}

.nav-container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -.3px;
  flex-shrink: 0;
}
.logo-icon {
  font-size: 1.4rem;
  filter: drop-shadow(0 0 8px var(--purple));
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 8px;
  margin-left: auto;
}
.nav-links a {
  padding: 8px 14px;
  border-radius: 8px;
  font-size: .875rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color var(--transition), background var(--transition);
}
.nav-links a:hover {
  color: var(--text);
  background: rgba(255,255,255,.05);
}

.nav-cta { flex-shrink: 0; }

/* Burger */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
}
.burger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* Mobile nav */
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .burger { display: flex; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 64px; left: 0; right: 0;
    background: rgba(15,17,32,.97);
    backdrop-filter: blur(20px);
    padding: 20px 24px 24px;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    z-index: 400;
  }

  /* Кнопка войти / аватар в мобильном меню */
  .nav-links.open .mobile-auth-btn {
    display: flex;
    margin-top: 12px;
  }
  .mobile-auth-btn {
    display: none;
  }
}

/* ── Hero ────────────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding: 120px 24px 80px;
}

.particles-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: .5;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  z-index: 0;
  pointer-events: none;
}
.hero-glow-1 {
  width: 600px; height: 500px;
  background: radial-gradient(circle, rgba(139,92,246,.22) 0%, transparent 70%);
  top: -100px; left: 50%;
  transform: translateX(-50%);
}
.hero-glow-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(56,189,248,.12) 0%, transparent 70%);
  bottom: 0; right: 10%;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(139,92,246,.12);
  border: 1px solid rgba(139,92,246,.3);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: .8rem;
  font-weight: 600;
  color: var(--purple);
  margin-bottom: 28px;
  letter-spacing: .3px;
}
.badge-dot {
  width: 7px; height: 7px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%,100% { opacity: 1; transform: scale(1); }
  50%      { opacity: .5; transform: scale(1.4); }
}

.hero-title {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -2px;
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-meta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.meta-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 100px;
  padding: 5px 14px;
  font-size: .8rem;
  color: var(--text-muted);
}
.meta-chip svg { flex-shrink: 0; color: var(--purple); }

/* Scroll hint */
.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: .7rem;
  color: var(--text-muted);
  letter-spacing: .5px;
  text-transform: uppercase;
  z-index: 1;
  animation: float-hint 3s ease-in-out infinite;
}
.scroll-arrow {
  width: 18px; height: 28px;
  border: 1.5px solid var(--border);
  border-radius: 100px;
  position: relative;
}
.scroll-arrow::after {
  content: '';
  width: 4px; height: 8px;
  background: var(--purple);
  border-radius: 2px;
  position: absolute;
  top: 4px; left: 50%;
  transform: translateX(-50%);
  animation: scroll-dot 1.5s ease-in-out infinite;
}
@keyframes scroll-dot {
  0%   { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(10px); }
}
@keyframes float-hint {
  0%,100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(-6px); }
}

/* ── Stats Bar ───────────────────────────────────────────────────────────── */
.stats-bar {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 40px 0;
}

.stats-grid {
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 24px;
  flex-wrap: wrap;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
}
.stat-number {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 900;
  letter-spacing: -1px;
  line-height: 1;
}
.stat-label {
  font-size: .85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
}
@media (max-width: 600px) { .stat-divider { display: none; } }

/* ── Section Base ────────────────────────────────────────────────────────── */
.section {
  padding: 100px 0;
}
.section-dark {
  background: var(--bg-dark);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}
.section-tag {
  display: inline-block;
  background: rgba(139,92,246,.12);
  border: 1px solid rgba(139,92,246,.25);
  color: var(--purple);
  border-radius: 100px;
  padding: 4px 14px;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 16px;
}
.section-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ── Features Grid ───────────────────────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 900px)  { .features-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 560px)  { .features-grid { grid-template-columns: 1fr; } }

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color var(--transition), transform var(--transition),
              box-shadow var(--transition);
}
.feature-card:hover {
  border-color: var(--purple);
  transform: translateY(-4px);
  box-shadow: 0 0 32px rgba(139,92,246,.15), 0 12px 32px rgba(0,0,0,.3);
}

.feature-icon {
  width: 52px; height: 52px;
  background: rgba(var(--icon-color, 139,92,246), .12);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  padding: 12px;
}
.feature-icon svg {
  width: 28px; height: 28px;
  stroke: var(--icon-color, var(--purple));
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 10px;
}
.feature-card p {
  font-size: .875rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 16px;
}
.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.feature-list li {
  font-size: .8rem;
  color: var(--text-muted);
  padding-left: 16px;
  position: relative;
}
.feature-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--purple);
  opacity: .6;
}

/* ── Steps ───────────────────────────────────────────────────────────────── */
.steps-container {
  display: grid;
  grid-template-columns: 1fr 40px 1fr 40px 1fr 40px 1fr;
  align-items: center;
  gap: 0;
}
@media (max-width: 900px) {
  .steps-container {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .step-connector {
    width: 2px !important;
    height: 40px !important;
    margin: 0 auto !important;
  }
}

.step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: border-color var(--transition), box-shadow var(--transition);
  position: relative;
}
.step:hover {
  border-color: var(--purple);
  box-shadow: 0 0 24px rgba(139,92,246,.12);
}

.step-number {
  position: absolute;
  top: -14px;
  left: 24px;
  background: linear-gradient(135deg, var(--purple), var(--purple-dim));
  color: #fff;
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: 1px;
  padding: 3px 10px;
  border-radius: 100px;
}
.step-content { display: flex; flex-direction: column; gap: 12px; }
.step-icon {
  width: 44px; height: 44px;
  background: rgba(139,92,246,.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
}
.step-icon svg { width: 24px; height: 24px; stroke: var(--purple); }
.step h3 { font-size: 1rem; font-weight: 800; }
.step p  { font-size: .85rem; color: var(--text-muted); line-height: 1.65; }

.step-connector {
  width: 40px; height: 2px;
  background: linear-gradient(90deg, var(--purple), var(--blue));
  opacity: .4;
  position: relative;
}
.step-connector::after {
  content: '';
  position: absolute;
  right: -1px; top: 50%;
  transform: translateY(-50%);
  width: 6px; height: 6px;
  background: var(--blue);
  border-radius: 50%;
}

/* ── Session Mode ────────────────────────────────────────────────────────── */
.session-mode-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 56px;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 56px;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.session-mode-block::before {
  content: '';
  position: absolute;
  top: -80px; left: -80px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(139,92,246,.08) 0%, transparent 70%);
  pointer-events: none;
}

@media (max-width: 900px) {
  .session-mode-block {
    grid-template-columns: 1fr;
    padding: 36px 24px;
    gap: 36px;
  }
}

.session-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, rgba(139,92,246,.15), rgba(56,189,248,.1));
  border: 1px solid rgba(139,92,246,.3);
  color: var(--purple);
  border-radius: 100px;
  padding: 5px 14px;
  font-size: .8rem;
  font-weight: 700;
  margin-bottom: 20px;
  width: fit-content;
}

.session-content h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -.5px;
  margin-bottom: 20px;
}
.session-content p {
  color: var(--text-muted);
  font-size: .95rem;
  line-height: 1.7;
  margin-bottom: 16px;
}
.session-content p strong { color: var(--text); }

.session-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 24px;
}
@media (max-width: 560px) { .session-highlights { grid-template-columns: 1fr; } }

.session-highlight {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .875rem;
  font-weight: 600;
}

/* Session Diagram */
.session-diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.diagram-step {
  width: 100%;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .875rem;
  font-weight: 600;
  transition: border-color var(--transition);
}
.diagram-step.active {
  border-color: rgba(139,92,246,.4);
  background: rgba(139,92,246,.06);
}
.diag-icon { font-size: 1.2rem; flex-shrink: 0; }

.diagram-arrow {
  color: var(--purple);
  font-size: 1.2rem;
  opacity: .5;
  line-height: 1;
}

/* ── Security Grid ───────────────────────────────────────────────────────── */
.security-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 900px) { .security-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 560px) { .security-grid { grid-template-columns: 1fr; } }

.security-card {
  background: rgba(255,255,255,.025);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: border-color var(--transition), background var(--transition);
}
.security-card:hover {
  border-color: var(--green);
  background: rgba(16,185,129,.04);
}
.security-icon {
  width: 44px; height: 44px;
  background: rgba(16,185,129,.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  margin-bottom: 16px;
}
.security-icon svg { width: 24px; height: 24px; stroke: var(--green); }
.security-card h3  { font-size: 1rem; font-weight: 800; margin-bottom: 10px; }
.security-card p   { font-size: .875rem; color: var(--text-muted); line-height: 1.65; }

/* ── Screenshots Slider ──────────────────────────────────────────────────── */
.screenshots-slider {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  border: 1px solid var(--border);
}

.slider-track {
  display: flex;
  transition: transform .5s cubic-bezier(.4,0,.2,1);
}

.slide {
  flex: 0 0 100%;
}

.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 20px;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
}

.slider-btn {
  width: 38px; height: 38px;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition);
}
.slider-btn:hover {
  background: rgba(139,92,246,.15);
  border-color: var(--purple);
  color: var(--text);
}

.slider-dots { display: flex; gap: 8px; }
.slider-dot {
  width: 8px; height: 8px;
  background: var(--border);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  padding: 0;
}
.slider-dot.active {
  background: var(--purple);
  width: 24px;
  border-radius: 4px;
  box-shadow: 0 0 8px var(--purple-glow);
}

/* ── App Mockup ──────────────────────────────────────────────────────────── */
.app-mockup {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: #0d0f1e;
  font-size: .8rem;
}

.app-titlebar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: #111328;
  border-bottom: 1px solid rgba(255,255,255,.06);
  flex-shrink: 0;
}
.titlebar-dots {
  display: flex;
  gap: 6px;
}
.titlebar-dots span {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,.12);
}
.titlebar-dots span:nth-child(1) { background: #FF5F57; }
.titlebar-dots span:nth-child(2) { background: #FFBD2E; }
.titlebar-dots span:nth-child(3) { background: #28C840; }
.titlebar-title {
  font-size: .8rem;
  font-weight: 700;
  color: var(--text-muted);
  flex: 1;
  text-align: center;
}
.titlebar-spacer { width: 46px; }

.app-body {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* Sidebar */
.app-sidebar {
  width: 148px;
  flex-shrink: 0;
  background: #111328;
  border-right: 1px solid rgba(255,255,255,.06);
  display: flex;
  flex-direction: column;
  padding: 12px 8px;
  gap: 2px;
}
.app-tab {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  border-radius: 8px;
  color: var(--text-muted);
  font-weight: 600;
  font-size: .75rem;
  cursor: default;
  transition: background .15s;
}
.app-tab svg {
  width: 14px; height: 14px;
  flex-shrink: 0;
  stroke: currentColor;
}
.app-tab.active {
  background: rgba(139,92,246,.15);
  color: var(--purple);
  border: 1px solid rgba(139,92,246,.25);
}

/* Content area */
.app-content {
  flex: 1;
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: hidden;
}
.app-content-center {
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 12px;
}

.mock-page-title {
  font-size: .9rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 2px;
}

/* Stats row */
.mock-stats-row {
  display: flex;
  gap: 8px;
}
.mock-stat-card {
  flex: 1;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 8px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.mock-stat-label { font-size: .65rem; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: .5px; }
.mock-stat-value { font-size: .72rem; font-weight: 700; }
.mock-progress { height: 3px; background: rgba(255,255,255,.08); border-radius: 2px; overflow: hidden; }
.mock-progress-bar { height: 100%; border-radius: 2px; }

.mock-status-row { display: flex; gap: 8px; flex-wrap: wrap; }
.mock-status-badge {
  font-size: .7rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
}
.mock-status-badge.green  { background: rgba(16,185,129,.12); color: var(--green); border: 1px solid rgba(16,185,129,.25); }
.mock-status-badge.purple { background: rgba(139,92,246,.12); color: var(--purple); border: 1px solid rgba(139,92,246,.25); }

.mock-big-btn {
  background: linear-gradient(135deg, var(--purple), var(--purple-dim));
  color: #fff;
  font-weight: 800;
  font-size: .78rem;
  padding: 10px 18px;
  border-radius: 8px;
  text-align: center;
  margin-top: auto;
  box-shadow: 0 0 16px rgba(139,92,246,.3);
}

/* Tweaks */
.mock-tweak-group { display: flex; flex-direction: column; gap: 5px; }
.mock-group-label {
  font-size: .65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: var(--text-muted);
  padding: 4px 0 2px;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.mock-tweak {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  background: rgba(255,255,255,.03);
  border-radius: 6px;
  font-size: .72rem;
  color: var(--text-muted);
}
.mock-tweak span:nth-child(2) { flex: 1; }
.mock-toggle {
  width: 26px; height: 14px;
  border-radius: 7px;
  flex-shrink: 0;
  position: relative;
}
.mock-toggle::after {
  content: '';
  position: absolute;
  top: 2px;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: #fff;
  transition: left .15s;
}
.mock-toggle.on  { background: var(--purple); }
.mock-toggle.on::after  { left: 14px; }
.mock-toggle.off { background: rgba(255,255,255,.15); }
.mock-toggle.off::after { left: 2px; }
.mock-tag {
  font-size: .6rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
}
.mock-tag.green { background: rgba(16,185,129,.12); color: var(--green); }

.mock-apply-btn {
  background: rgba(139,92,246,.12);
  border: 1px solid rgba(139,92,246,.3);
  color: var(--purple);
  font-weight: 800;
  font-size: .75rem;
  padding: 9px 14px;
  border-radius: 8px;
  text-align: center;
  margin-top: auto;
}

/* Session Mode tab */
.mock-session-icon {
  font-size: 2.5rem;
  line-height: 1;
  filter: drop-shadow(0 0 16px var(--purple));
  color: var(--purple);
}
.mock-session-sub {
  font-size: .75rem;
  color: var(--text-muted);
  max-width: 200px;
}
.mock-session-checks {
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: left;
  width: 100%;
  max-width: 220px;
}
.mock-check {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .72rem;
  color: var(--text-muted);
  font-weight: 600;
}
.mock-session-btn {
  font-size: .75rem;
  padding: 9px 16px;
  margin-top: 4px;
}

/* Snapshot / Rollback tab */
.mock-snapshot-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(16,185,129,.06);
  border: 1px solid rgba(16,185,129,.2);
  border-radius: 10px;
  padding: 12px;
}
.mock-snapshot-icon { font-size: 1.5rem; flex-shrink: 0; }
.mock-snapshot-info { flex: 1; display: flex; flex-direction: column; gap: 3px; }
.mock-snapshot-name { font-size: .78rem; font-weight: 800; color: var(--text); }
.mock-snapshot-date { font-size: .65rem; color: var(--text-muted); }
.mock-snapshot-items { font-size: .65rem; color: var(--green); font-weight: 600; }
.mock-restore-btn {
  background: rgba(16,185,129,.12);
  border: 1px solid rgba(16,185,129,.3);
  color: var(--green);
  font-size: .7rem;
  font-weight: 800;
  padding: 6px 12px;
  border-radius: 7px;
  flex-shrink: 0;
}

/* Log tab */
.mock-log-list { display: flex; flex-direction: column; gap: 4px; }
.mock-log-entry {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .7rem;
  color: var(--text-muted);
  padding: 5px 8px;
  background: rgba(255,255,255,.02);
  border-radius: 5px;
  font-family: 'Courier New', monospace;
}
.mock-log-entry span:last-child { flex: 1; font-family: 'Montserrat', sans-serif; font-size: .7rem; }
.mock-log-time { color: rgba(148,163,184,.45); flex-shrink: 0; font-size: .65rem; }
.mock-log-ok {
  background: rgba(16,185,129,.12);
  color: var(--green);
  font-size: .6rem;
  font-weight: 800;
  padding: 2px 5px;
  border-radius: 4px;
  flex-shrink: 0;
}
.mock-log-done { background: rgba(139,92,246,.08); }
.mock-log-done-tag {
  background: rgba(139,92,246,.15);
  color: var(--purple);
  font-size: .6rem;
  font-weight: 800;
  padding: 2px 5px;
  border-radius: 4px;
  flex-shrink: 0;
}

/* Slide label */
.slide-label {
  text-align: center;
  font-size: .8rem;
  color: var(--text-muted);
  padding: 14px 24px;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  font-weight: 600;
}

/* Screenshot placeholder (оставляем как fallback) */
.screenshot-placeholder {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}
.placeholder-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
  padding: 24px;
}
.placeholder-inner span  { font-size: 1.1rem; font-weight: 700; color: var(--text-muted); }
.placeholder-inner small { font-size: .875rem; color: rgba(148,163,184,.6); }

/* Мокап занимает высоту как 16:9 */
.slide .app-mockup {
  aspect-ratio: 16 / 9;
}

@media (max-width: 640px) {
  .app-sidebar { width: 110px; }
  .app-tab     { font-size: .65rem; padding: 7px 8px; gap: 6px; }
  .mock-stats-row { flex-direction: column; }
}

/* ── Pricing ─────────────────────────────────────────────────────────────── */
.pricing-container {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 32px;
  align-items: stretch;
}
@media (max-width: 900px) {
  .pricing-container { grid-template-columns: 1fr; }
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid rgba(139,92,246,.4);
  border-radius: 24px;
  padding: 48px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 60px rgba(139,92,246,.12);
}
.pricing-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--purple), var(--blue));
}

.pricing-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--purple), var(--purple-dim));
  color: #fff;
  font-size: .75rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
  letter-spacing: .3px;
}

.pricing-plan {
  font-size: .875rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.pricing-price {
  display: flex;
  align-items: flex-start;
  gap: 4px;
  margin-bottom: 6px;
}
.price-currency {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-top: 8px;
}
.price-amount {
  font-size: 5rem;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -3px;
  background: linear-gradient(135deg, var(--purple), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.price-period {
  font-size: .875rem;
  color: var(--text-muted);
  align-self: flex-end;
  margin-bottom: 12px;
}

.pricing-note {
  font-size: .85rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  font-weight: 600;
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 36px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--border);
}
.pricing-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .9rem;
  font-weight: 600;
}
.pricing-features svg {
  width: 18px; height: 18px;
  flex-shrink: 0;
}

.pricing-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.pricing-trial {
  text-align: center;
  font-size: .8rem;
  color: var(--text-muted);
}

.pricing-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.info-card {
  flex: 1;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color var(--transition);
}
.info-card:hover { border-color: var(--purple); }
.info-icon { font-size: 1.5rem; margin-bottom: 10px; }
.info-card h4 { font-size: .95rem; font-weight: 800; margin-bottom: 8px; }
.info-card p  { font-size: .85rem; color: var(--text-muted); line-height: 1.6; }

/* ── FAQ ─────────────────────────────────────────────────────────────────── */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item.open { border-color: rgba(139,92,246,.4); }

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  color: var(--text);
  font-family: inherit;
  font-size: .95rem;
  font-weight: 700;
  text-align: left;
  transition: color var(--transition);
}
.faq-question:hover { color: var(--purple); }

.faq-icon {
  width: 20px; height: 20px;
  flex-shrink: 0;
  transition: transform var(--transition);
  color: var(--text-muted);
}
.faq-item.open .faq-icon { transform: rotate(180deg); color: var(--purple); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s cubic-bezier(.4,0,.2,1),
              padding .35s cubic-bezier(.4,0,.2,1);
}
.faq-answer.open {
  max-height: 400px;
  padding-bottom: 22px;
}
.faq-answer p {
  padding: 0 24px;
  font-size: .9rem;
  color: var(--text-muted);
  line-height: 1.75;
}

/* ── Footer ──────────────────────────────────────────────────────────────── */
.footer {
  background: var(--bg-dark);
  border-top: 1px solid var(--border);
  padding: 72px 0 32px;
  position: relative;
  overflow: hidden;
}
.footer-glow {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(circle, rgba(139,92,246,.06) 0%, transparent 70%);
  pointer-events: none;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}
@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}

.footer-logo { margin-bottom: 16px; font-size: 1.15rem; }
.footer-brand p {
  font-size: .875rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 280px;
  margin-bottom: 16px;
}
.footer-version {
  font-size: .8rem;
  color: rgba(148,163,184,.5);
  font-weight: 500;
}

.footer-links h4,
.footer-contact h4 {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .5px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.footer-links ul,
.footer-contact ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a,
.footer-contact a {
  font-size: .875rem;
  color: var(--text-muted);
  transition: color var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.footer-links a:hover,
.footer-contact a:hover { color: var(--purple); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: .8rem;
  color: rgba(148,163,184,.4);
}
.footer-disclaimer { font-style: italic; }

/* ── Animations ──────────────────────────────────────────────────────────── */
.animate-fade-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .65s cubic-bezier(.4,0,.2,1),
              transform .65s cubic-bezier(.4,0,.2,1);
}
.animate-fade-up.in-view {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: .1s; }
.delay-2 { transition-delay: .2s; }
.delay-3 { transition-delay: .3s; }
.delay-4 { transition-delay: .4s; }

/* ── Responsive tweaks ───────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-actions .btn { width: 100%; max-width: 340px; }

  .session-mode-block { padding: 28px 20px; }

  .pricing-card { padding: 32px 24px; }
  .price-amount { font-size: 4rem; }

  .stats-grid { gap: 28px; }
  .stat-number { font-size: 2rem; }
}

@media (max-width: 480px) {
  .hero-title { letter-spacing: -1px; }
  .section { padding: 72px 0; }
}

/* ── Mobile modal ────────────────────────────────────────────────────────── */
@media (max-width: 480px) {
  .modal-overlay { padding: 0; align-items: flex-end; }
  .modal-box {
    border-radius: 24px 24px 0 0;
    padding: 32px 24px 40px;
    max-height: 92vh;
    max-width: 100%;
  }
  .modal-box-wide { max-width: 100%; }
  .modal-form-group input { font-size: 16px; } /* предотвращает zoom на iOS */
}

/* ── Custom Cursor ───────────────────────────────────────────────────────── */
@media (hover: hover) and (pointer: fine) {
  * { cursor: none !important; }
}

.cursor-dot {
  position: fixed;
  top: 0; left: 0;
  width: 8px; height: 8px;
  background: #fff;
  border-radius: 50%;
  pointer-events: none;
  z-index: 99999;
  transform: translate(-50%, -50%);
  transition: width .15s, height .15s, background .15s, opacity .15s;
  box-shadow: 0 0 10px rgba(255,255,255,.8), 0 0 20px rgba(139,92,246,.6);
  will-change: transform;
}

.cursor-ring {
  position: fixed;
  top: 0; left: 0;
  width: 36px; height: 36px;
  border: 1.5px solid rgba(139,92,246,.7);
  border-radius: 50%;
  pointer-events: none;
  z-index: 99998;
  transform: translate(-50%, -50%);
  transition: width .2s, height .2s, border-color .2s, opacity .15s;
  box-shadow: 0 0 12px rgba(139,92,246,.3), inset 0 0 12px rgba(139,92,246,.05);
  will-change: transform;
  backdrop-filter: invert(0%);
}

.cursor-dot.clicking  { width: 4px; height: 4px; background: var(--purple); }
.cursor-ring.clicking { width: 50px; height: 50px; border-color: var(--purple); opacity: .5; }

.cursor-dot.hovering  { width: 6px; height: 6px; background: var(--purple); box-shadow: 0 0 14px rgba(139,92,246,1); }
.cursor-ring.hovering { width: 52px; height: 52px; border-color: rgba(139,92,246,.9); box-shadow: 0 0 20px rgba(139,92,246,.4); }

/* Cursor trail particle */
.cursor-particle {
  position: fixed;
  width: 5px; height: 5px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 99997;
  transform: translate(-50%, -50%);
  animation: particle-fade .6s ease-out forwards;
  will-change: transform, opacity;
}
@keyframes particle-fade {
  0%   { opacity: .7; transform: translate(-50%, -50%) scale(1); }
  100% { opacity: 0;  transform: translate(-50%, -50%) scale(0); }
}