/* ── БАЗОВЫЕ ПЕРЕМЕННЫЕ ── */
:root {
  --bg:         #060b18;
  --bg2:        #0a1020;
  --bg3:        #0d1526;
  --card:       rgba(13, 21, 38, 0.96);
  --border:     rgba(30, 58, 110, 0.5);
  --blue-deep:  #1e3a6e;
  --blue-mid:   #2563a8;
  --blue:       #3b82f6;
  --blue-light: #60a5fa;
  --blue-pale:  #93c5fd;
  --blue-ghost: #bfdbfe;
  --text:       #e2e8f0;
  --muted:      #94a3b8;
  --dim:        #64748b;
  --darker:     #475569;
  --darkest:    #334155;
  --green:      #22c55e;
}
body {
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%, rgba(29, 78, 216, 0.14) 0%, transparent 65%),
    var(--bg);
  background-attachment: fixed;
}

/* ── СТРАНИЦА ── */
.dl-page {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 72px 24px 80px;
  overflow: hidden;
  z-index: 0;
  background-color: -var(--bg);
}

/* Сетка */
.dl-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(30,58,110,0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30,58,110,0.055) 1px, transparent 1px);
  background-size: 62px 62px;
  pointer-events: none;
  z-index: 0;
}

/* Синее свечение сверху */
.dl-glow {
  position: fixed;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 700px; height: 350px;
  background: radial-gradient(ellipse, rgba(29,78,216,0.15) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* Всё содержимое поверх фона */
.dl-page > *:not(.dl-grid):not(.dl-glow) {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 780px;
}

/* ── ЗАГОЛОВОК ── */
.dl-header {
  text-align: center;
  margin-bottom: 52px;
  animation: fadeInUp 0.6s ease forwards;
}

.dl-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(37,99,168,0.12);
  border: 1px solid rgba(59,130,246,0.25);
  border-radius: 20px;
  padding: 5px 16px;
  font-family: 'Cinzel', serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--blue-light);
  margin-bottom: 20px;
}

.badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 7px var(--green);
  animation: pulse 2s ease-in-out infinite;
}

.dl-title {
  font-family: 'Cinzel', serif;
  font-weight: 900;
  font-size: clamp(36px, 6vw, 58px);
  letter-spacing: 0.13em;
  background: linear-gradient(90deg, #93c5fd 0%, #fff 38%, #60a5fa 60%, #93c5fd 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite;
  margin-bottom: 14px;
}

.dl-sub {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
  max-width: 500px;
  margin: 0 auto;
}

/* ── КАРТОЧКИ ── */
.dl-cards {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 40px;
  animation: fadeInUp 0.7s ease 0.1s both;
}

.dl-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 22px 26px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  backdrop-filter: blur(20px);
  overflow: hidden;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}

.dl-card:hover {
  border-color: rgba(59,130,246,0.4);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.35);
}

/* Свечение при ховере */
.dl-card-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 0% 50%, rgba(37,99,168,0.1) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.dl-card:hover .dl-card-glow { opacity: 1; }

.dl-card-icon {
  font-size: 34px;
  flex-shrink: 0;
  filter: drop-shadow(0 0 10px rgba(96,165,250,0.2));
}

.dl-card-info { flex: 1; }

.dl-card-os {
  font-family: 'Cinzel', serif;
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.08em;
  color: var(--blue-ghost);
  margin-bottom: 4px;
}

.dl-card-desc {
  color: var(--dim);
  font-size: 13px;
  margin-bottom: 8px;
}

.dl-card-meta {
  display: flex;
  align-items: center;
  gap: 6px;
}

.meta-tag {
  font-size: 11px;
  color: var(--darkest);
  background: rgba(10,16,32,0.8);
  border: 1px solid rgba(30,58,110,0.4);
  border-radius: 4px;
  padding: 2px 8px;
  font-family: monospace;
}

.meta-dot { color: var(--darkest); font-size: 12px; }

/* Кнопка скачивания */
.dl-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 24px;
  font-family: 'Cinzel', serif;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: #fff;
  text-decoration: none;
  background: linear-gradient(135deg, #1d4ed8, #2563eb, #3b82f6);
  border: 1px solid rgba(96,165,250,0.4);
  border-radius: 8px;
  flex-shrink: 0;
  transition: all 0.24s;
  white-space: nowrap;
  cursor: pointer;
}

.dl-btn:hover {
  border-color: rgba(147,197,253,0.7);
  box-shadow: 0 0 20px rgba(59,130,246,0.5), 0 0 40px rgba(59,130,246,0.2);
  transform: translateY(-2px);
}

.dl-btn:active { transform: translateY(0); }

/* ── ПРОГРЕСС-БАР ── */
.dl-progress-wrap {
  width: 100%;
  padding: 18px 22px;
  background: rgba(13,21,38,0.9);
  border: 1px solid rgba(30,58,110,0.5);
  border-radius: 10px;
  margin-bottom: 40px;
  display: none;
  flex-direction: column;
  gap: 10px;
  animation: fadeInUp 0.3s ease forwards;
}

.dl-progress-wrap.visible { display: flex; }

.dl-progress-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dl-progress-label span:first-child { color: var(--muted); font-size: 13px; }
.dl-progress-label span:last-child  { color: var(--blue-light); font-family: monospace; font-size: 13px; }

.dl-progress-bar {
  height: 6px;
  background: rgba(30,58,110,0.5);
  border-radius: 3px;
  overflow: hidden;
}

.dl-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #1d4ed8, #60a5fa);
  border-radius: 3px;
  transition: width 0.1s linear;
  box-shadow: 0 0 10px rgba(59,130,246,0.6);
}

/* ── КАК НАЧАТЬ ИГРАТЬ ── */
.dl-steps {
  margin-bottom: 40px;
  animation: fadeInUp 0.7s ease 0.2s both;
}

.dl-steps-title {
  font-family: 'Cinzel', serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.15em;
  color: var(--blue-pale);
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(30,58,110,0.4);
}

.dl-steps-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.dl-step {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  background: rgba(13,21,38,0.7);
  border: 1px solid rgba(30,58,110,0.35);
  border-radius: 10px;
  transition: border-color 0.2s;
}

.dl-step:hover { border-color: rgba(37,99,168,0.6); }

.step-num {
  font-family: 'Cinzel', serif;
  font-weight: 900;
  font-size: 22px;
  color: rgba(37,99,168,0.5);
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}

.step-name {
  font-family: 'Cinzel', serif;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text);
  margin-bottom: 4px;
}

.step-desc {
  color: var(--dim);
  font-size: 12px;
  line-height: 1.6;
}

.step-desc code {
  color: var(--blue-light);
  font-family: monospace;
  background: rgba(10,16,32,0.8);
  padding: 1px 7px;
  border-radius: 3px;
  border: 1px solid rgba(30,58,110,0.5);
}

/* ── СИСТЕМНЫЕ ТРЕБОВАНИЯ ── */
.dl-req {
  animation: fadeInUp 0.7s ease 0.3s both;
}

.dl-req-title {
  font-family: 'Cinzel', serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.15em;
  color: var(--blue-pale);
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(30,58,110,0.4);
}

.dl-req-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.dl-req-col {
  background: rgba(13,21,38,0.7);
  border: 1px solid rgba(30,58,110,0.35);
  border-radius: 10px;
  padding: 18px 20px;
}

.req-label {
  font-family: 'Cinzel', serif;
  font-weight: 700;
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--dim);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(30,58,110,0.3);
}

.req-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.req-list li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 12px;
}

.req-key {
  font-family: monospace;
  font-size: 11px;
  color: var(--blue-mid);
  min-width: 38px;
  flex-shrink: 0;
}

.req-val { color: var(--muted); line-height: 1.5; }

/* ── ФУТЕР ── */
.dl-footer {
  border-top: 1px solid rgba(30,58,110,0.3);
  padding: 24px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-brand {
  font-family: 'Cinzel', serif;
  font-weight: 700;
  color: var(--blue-deep);
  font-size: 13px;
  letter-spacing: 0.12em;
}

.footer-copy { color: var(--blue-deep); font-size: 12px; }

/* ── АНИМАЦИИ ── */
@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; }
  50%       { opacity: 1; }
}

/* ── АДАПТИВ ── */
@media (max-width: 640px) {
  .dl-card { flex-wrap: wrap; }
  .dl-btn  { width: 100%; justify-content: center; }
  .dl-steps-grid { grid-template-columns: 1fr; }
  .dl-req-grid   { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .dl-page { padding: 48px 16px 60px; }
  .dl-card { padding: 18px; }
}