/* vending.studio — страница-заглушка */

:root {
  --bg: #0b0e1a;
  --glow-1: rgba(99, 102, 241, 0.32);
  --glow-2: rgba(34, 211, 238, 0.22);
  --fg: #e7e9f4;
  --fg-dim: #9aa1bc;
  --card-bg: rgba(255, 255, 255, 0.055);
  --card-border: rgba(255, 255, 255, 0.12);
  --card-shadow: 0 24px 70px rgba(3, 5, 15, 0.55);
  --accent: #818cf8;
  --accent-2: #22d3ee;
  --pill-bg: rgba(255, 255, 255, 0.05);
  --particle-rgb: 148, 163, 255;
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
}

[data-theme="light"] {
  --bg: #f3f4fb;
  --glow-1: rgba(99, 102, 241, 0.16);
  --glow-2: rgba(34, 211, 238, 0.16);
  --fg: #191c2e;
  --fg-dim: #5c6280;
  --card-bg: rgba(255, 255, 255, 0.62);
  --card-border: rgba(25, 28, 46, 0.09);
  --card-shadow: 0 24px 70px rgba(25, 28, 46, 0.14);
  --accent: #4f46e5;
  --accent-2: #0891b2;
  --pill-bg: rgba(25, 28, 46, 0.045);
  --particle-rgb: 79, 70, 229;
}

* { box-sizing: border-box; }

html { color-scheme: dark light; }

body {
  margin: 0;
  min-height: 100dvh;
  display: grid;
  grid-template-rows: 1fr auto;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background 0.35s ease, color 0.35s ease;
}

/* --- фон: дрейфующее свечение --- */

.glow {
  position: fixed;
  inset: -25%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(38% 48% at 22% 28%, var(--glow-1), transparent 70%),
    radial-gradient(44% 54% at 78% 72%, var(--glow-2), transparent 70%);
  animation: drift 26s ease-in-out infinite alternate;
}

@keyframes drift {
  from { transform: translate3d(-2%, -1.5%, 0) rotate(-1.2deg) scale(1); }
  to   { transform: translate3d(2%, 2%, 0) rotate(1.2deg) scale(1.1); }
}

#particles {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

/* --- карточка --- */

main {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  padding: 2rem 1.25rem;
}

.card {
  max-width: 26rem;
  width: 100%;
  padding: 3.25rem 2.75rem 2.75rem;
  text-align: center;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 1.5rem;
  box-shadow: var(--card-shadow);
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
  animation: card-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) both;
  transition: background 0.35s ease, border-color 0.35s ease;
}

@keyframes card-in {
  from { opacity: 0; transform: translateY(18px) scale(0.97); }
  to   { opacity: 1; transform: none; }
}

.card__logo {
  display: block;
  margin: 0 auto 1.5rem;
  filter: drop-shadow(0 10px 24px rgba(99, 102, 241, 0.35));
  animation: logo-float 5s ease-in-out infinite;
}

@keyframes logo-float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-7px); }
}

.card__title {
  margin: 0 0 1.25rem;
  font-size: clamp(1.9rem, 6vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(92deg, var(--accent) 10%, var(--accent-2) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.card__dot { color: var(--fg-dim); }

.card__status {
  display: inline-block;
  margin: 0 0 0.9rem;
  padding: 0.4rem 1rem;
  border: 1px solid var(--card-border);
  border-radius: 999px;
  background: var(--pill-bg);
  color: var(--fg-dim);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.card__hint {
  margin: 0;
  color: var(--fg-dim);
  font-size: 1rem;
  line-height: 1.5;
}

/* --- переключатель темы --- */

.theme-toggle {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  z-index: 3;
  width: 2.75rem;
  height: 2.75rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--card-border);
  border-radius: 50%;
  background: var(--card-bg);
  color: var(--fg-dim);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  cursor: pointer;
  transition: transform 0.18s ease, color 0.25s ease, background 0.35s ease;
}

.theme-toggle:hover { transform: scale(1.08); color: var(--fg); }
.theme-toggle:active { transform: scale(0.94); }
.theme-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.theme-toggle .icon { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="light"] .theme-toggle .icon-moon { display: block; }

/* --- подвал --- */

.footer {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  gap: 0.6rem;
  padding: 1.25rem;
  color: var(--fg-dim);
  font-size: 0.8rem;
  font-variant-numeric: tabular-nums;
}

/* --- доступность: меньше движения --- */

@media (prefers-reduced-motion: reduce) {
  .glow,
  .card,
  .card__logo {
    animation: none;
  }
  .theme-toggle,
  body {
    transition: none;
  }
}