/* ==================== ПЕРЕМЕННЫЕ (ЦВЕТА) ==================== */
:root {
  --color-gold: #FFD700;
  --color-bg-dark: #000000;
  --color-text: #FFD700;
  --color-text-alt: #888;
  --color-line: white;
  --color-error: #FF4D4D;
  --color-product-bg: #222;
  --color-tag-bg: #333;
  --color-highlight: #0f0;
  --color-bg-darker: #111;
  --color-white: #fff;
  --color-border-dark: #444;
  --color-placeholder: #aaa;
  --color-bg-main: rgb(15, 17, 17);
}

/* ==================== ОСНОВНОЙ КОНТЕЙНЕР ==================== */
.product-detail {
  max-width: 900px;
  margin: 40px auto;
  background-color: var(--color-bg-darker);
  border-radius: 12px;
  padding: 30px 30px 40px;
  box-shadow: 0 0 20px rgba(255, 215, 0, 0.1);
  border: 2px solid var(--color-border-dark);
  animation: fadeInUp 0.6s ease both;
  color: var(--color-white);
}

/* ==================== ЗАГОЛОВКИ ==================== */
.product-detail h1 {
  font-size: 2.8em;
  font-weight: 900;
  color: var(--color-gold);
  margin-bottom: 20px;
  text-shadow: 0 0 10px var(--color-gold);
}

.product-detail h2 {
  color: var(--color-gold);
  margin-top: 40px;
  margin-bottom: 15px;
  font-size: 1.8em;
}

/* ==================== ИЗОБРАЖЕНИЕ ==================== */

.product-detail img {
  max-width: 350px;
  width: 100%;
  border-radius: 10px;
  margin-bottom: 25px;
  box-shadow: 0 0 15px rgba(255, 215, 0, 0.3);
  display: block;
  margin-left: auto;
  margin-right: auto;
}

/* ==================== ПАРАГРАФЫ ==================== */
.product-detail p {
  font-size: 1.1em;
  line-height: 1.5;
  margin-bottom: 12px;
}

.product-detail strong {
  color: var(--color-gold);
}

/* ==================== ТЕГИ ==================== */
.product-detail .tags {
  margin-top: 15px;
}

.product-detail .tags span {
  background-color: var(--color-tag-bg);
  color: var(--color-gold);
  padding: 6px 12px;
  margin-right: 8px;
  border-radius: 6px;
  font-size: 0.95em;
  user-select: none;
  display: inline-block;
  cursor: default;
}

/* ==================== ПОКУПКА ==================== */

.purchase-container {
  background-color: var(--color-product-bg); /* темно-серый фон */
  border-radius: 12px;
  padding: 25px 30px;
  margin: 30px auto; /* по центру с отступами сверху/снизу */
  text-align: center;
}

.product-price {
  font-size: 1.6em;
  font-weight: 700;
  color: var(--color-highlight);
  margin-bottom: 20px;
  text-shadow: 0 0 10px var(--color-highlight);
}

.btn-buy {
  background-color: var(--color-gold);
  color: #000;
  font-weight: 700;
  font-size: 1.1em;
  padding: 12px 30px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  box-shadow: 0 0 8px rgba(255, 215, 0, 0.5);
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
  user-select: none;
  display: inline-block;
}

.btn-buy:hover,
.btn-buy:focus {
  background-color: #fff;
  box-shadow: 0 0 15px var(--color-gold);
  color: var(--color-gold);
  outline: none;
}

.btn-buy:active {
  background-color: #e6c200;
  box-shadow: 0 0 8px #c9a400 inset;
}

/* ==================== КОММЕНТАРИИ ==================== */
.product-detail ul {
  list-style: none;
  padding-left: 0;
}

.product-detail li {
  background-color: var(--color-product-bg);
  border: 1px solid var(--color-border-dark);
  border-radius: 8px;
  padding: 15px 20px;
  margin-bottom: 15px;
  box-shadow: 0 0 6px rgba(255, 215, 0, 0.05);
}

.product-detail li strong {
  color: var(--color-gold);
}

.product-detail li p {
  color: var(--color-white);
  margin-top: 8px;
  white-space: pre-wrap;
}
/* ==================== ФОРМА КОММЕНТАРИЯ ==================== */
.product-detail form {
  background-color: var(--color-product-bg);
  border: 1px solid var(--color-border-dark);
  padding: 25px;
  border-radius: 10px;
  margin-top: 40px;
  box-shadow: 0 0 10px rgba(255, 215, 0, 0.1);
}

.product-detail form h3 {
  color: var(--color-gold);
  margin-bottom: 20px;
  font-weight: 700;
}

.product-detail form textarea:focus,
.product-detail form input[type="text"]:focus,
.product-detail form input[type="email"]:focus {
  width: 100%;
  padding: 12px 15px;
  margin-bottom: 15px;
  background-color: var(--color-bg-darker);
  border: 2px solid var(--color-gold);
  border-radius: 8px;
  color: var(--color-white);
  font-size: 1em;
  resize: vertical;
  border-color: var(--color-highlight);
  outline: none;
  box-shadow: 0 0 8px var(--color-highlight);
}

.product-detail form button {
  background-color: var(--color-gold);
  border: none;
  padding: 12px 25px;
  color: #000;
  font-weight: 800;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.product-detail form button:hover {
  background-color: #fff;
  box-shadow: 0 0 15px var(--color-gold);
}

.product-detail form .comment-textarea {
  width: 100%;
  padding: 12px 15px;
  margin-bottom: 15px;
  background-color: var(--color-bg-darker);
  border: 2px solid var(--color-gold);
  border-radius: 8px;
  color: var(--color-white);
  font-size: 1em;
  resize: vertical;
}

.product-detail form .comment-textarea:focus {
  border-color: var(--color-highlight);
  outline: none;
  box-shadow: 0 0 8px var(--color-highlight);
}

/* ==================== ССЫЛКИ ==================== */
.product-detail a {
  color: var(--color-gold);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.product-detail a:hover {
  color: #fff;
  text-decoration: underline;
}

/* ==================== АНИМАЦИЯ ==================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}