/* ============================================
   ТЕХСТАНДАРТ — ПрАктикум
   Префикс: prc-
   ============================================ */

:root {
    --blue: #2563eb;
    --blue-dark: #1e40af;
    --green: #16a34a;
    --yellow: #ca8a04;
    --red: #dc2626;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-600: #4b5563;
    --gray-800: #1f2937;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f5f5f5;
    padding: 20px;
}

.prc-container {
    max-width: 1400px;
    margin: 0 auto;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.prc-header {
    background: var(--blue-dark);
    color: white;
    padding: 40px;
    text-align: center;
}

.prc-header-title {
    font-size: 28px;
    margin-bottom: 10px;
}

.prc-header-subtitle {
    font-size: 16px;
    opacity: 0.9;
}

.prc-content {
    padding: 30px;
}

.prc-section-title {
    font-size: 20px;
    color: var(--gray-800);
    margin: 30px 0 15px 0;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--gray-200);
}

/* ТАБЛИЦА */
.prc-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 14px;
}

.prc-th {
    background: var(--gray-100);
    padding: 12px 15px;
    text-align: left;
    font-weight: bold;
    color: var(--gray-800);
    border-bottom: 2px solid var(--gray-200);
}

.prc-td {
    padding: 12px 15px;
    border-bottom: 1px solid var(--gray-200);
    vertical-align: top;
}

.prc-tr:hover {
    background: #fafafa;
}

.prc-type-name {
    font-weight: bold;
    color: var(--gray-800);
}

.prc-status-good {
    color: var(--green);
    font-weight: 600;
}

.prc-status-warning {
    color: var(--yellow);
    font-weight: 600;
}

.prc-status-bad {
    color: var(--red);
    font-weight: 600;
}

/* БЛОКИ */
.prc-box {
    background: #eff6ff;
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid var(--blue);
    margin: 20px 0;
}

.prc-box-errors {
    background: #fef2f2;
    border-left-color: var(--red);
}

/* СПИСКИ */
.prc-list-ordered,
.prc-list-unordered {
    padding-left: 25px;
    margin: 15px 0;
}

.prc-list-item {
    margin: 8px 0;
}

/* ДИСКЛЕЙМЕР */
.prc-disclaimer {
    background: #fef9c3;
    border: 1px solid #fde047;
    padding: 20px;
    border-radius: 8px;
    margin-top: 30px;
}

.prc-disclaimer-title {
    font-weight: bold;
    display: block;
    margin-bottom: 5px;
}

/* НАВИГАЦИЯ */
.prc-nav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 15px;
    margin-top: 25px;
}

.prc-nav-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    padding: 20px;
    display: flex;
    gap: 15px;
    text-decoration: none;
    color: inherit;
}

.prc-nav-card:hover {
    border-color: var(--blue);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.prc-nav-number {
    width: 40px;
    height: 40px;
    background: var(--blue);
    color: white;
    font-size: 18px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    flex-shrink: 0;
}

.prc-nav-content h3 {
    margin: 0 0 5px 0;
    color: var(--gray-800);
    font-size: 16px;
}

.prc-nav-content p {
    color: var(--gray-600);
    font-size: 14px;
    margin: 0;
}

/* ВЕРХНЯЯ НАВИГАЦИЯ */
.prc-nav {
    background: white;
    border-bottom: 1px solid var(--gray-200);
    padding: 15px 30px;
}

.prc-nav-list {
    display: flex;
    gap: 20px;
    list-style: none;
}

.prc-nav-link {
    color: var(--gray-600);
    text-decoration: none;
    font-size: 14px;
}

.prc-nav-link:hover {
    color: var(--blue);
}

.prc-nav-home {
    font-weight: bold;
    background: var(--gray-100);
    padding: 5px 12px;
    border-radius: 15px;
}

/* КНОПКА */
.prc-btn {
    display: inline-block;
    padding: 10px 20px;
    background: var(--blue);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
}

.prc-btn:hover {
    background: var(--blue-dark);
}

/* МОБИЛЬНЫЕ */
@media (max-width: 768px) {
    .prc-header {
        padding: 25px;
    }
    .prc-header-title {
        font-size: 22px;
    }
    .prc-content {
        padding: 20px;
    }
    .prc-th, .prc-td {
        padding: 10px;
        font-size: 13px;
    }
}