/* === СБРОС И ПЕРЕМЕННЫЕ === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-bg: #0d1117;
  --color-surface: #161b22;
  --color-border: #30363d;
  --color-text: #c9d1d9;
  --color-text-secondary: #8b949e;
  --color-primary: #5865f2;
  --color-primary-hover: #4752c4;
  --color-danger: #f85149;
  --color-success: #2ea043;
  --radius: 8px;
  --shadow: 0 4px 6px rgba(0,0,0,0.3);
  --font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

html {
  overflow-x: hidden;
  width: 100%;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
  position: relative;
}

img, video, canvas, svg {
  max-width: 100%;
  height: auto;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px;
  width: 100%;
  box-sizing: border-box;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

button, .btn {
  background-color: var(--color-primary);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 14px;
  transition: background-color 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
button:hover, .btn:hover {
  background-color: var(--color-primary-hover);
}
button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

input, select, textarea {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 10px;
  border-radius: var(--radius);
  font-size: 14px;
  width: 100%;
  margin-bottom: 10px;
}

/* Карточки */
.card, .product-card, .modal, .admin-table, .purchases-table {
  max-width: 100%;
  overflow-x: auto;
}

.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}

table {
  width: 100%;
  display: block;
  overflow-x: auto;
}

/* Предотвращение вылезания текста */
* {
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* Toast уведомления */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000;
  display: flex;
  flex-direction: column-reverse;
  gap: 10px;
}
.toast {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 12px 20px;
  border-radius: var(--radius);
  color: var(--color-text);
  box-shadow: var(--shadow);
  transform: translateX(120%);
  transition: transform 0.3s ease;
  max-width: 350px;
}
.toast.show {
  transform: translateX(0);
}
.toast-error {
  border-color: var(--color-danger);
  color: var(--color-danger);
}
.toast-success {
  border-color: var(--color-success);
  color: var(--color-success);
}
/* Sticky footer */
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
main {
  flex: 1 0 auto;
}
footer {
  flex-shrink: 0;
}

/* Sticky footer – прижимает футер к низу */
html, body {
  height: 100%;
}
body {
  display: flex;
  flex-direction: column;
}
main {
  flex: 1 0 auto;
}
footer {
  flex-shrink: 0;
}