/**
 * @file help.css
 * @description Source file help.css for ptreks.com marketing website
 * @copyright Copyright (c) 2020-2026 PingerWare. All rights reserved.
 */

/* Help Center Page Styles */

.help-section {
    padding: 3rem 0;
}

.help-navigation {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 3rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

.help-navigation .nav-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-heading);
    margin-bottom: 1rem;
}

.help-navigation .nav-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.help-navigation .nav-button {
    padding: 0.6rem 1.2rem;
    background: var(--color-surface-muted);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    color: var(--color-text);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.help-navigation .nav-button:hover,
.help-navigation .nav-button.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.help-content {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.help-category {
    scroll-margin-top: 100px;
}

.help-topic-title {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--color-heading);
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--color-primary);
    letter-spacing: -0.02em;
}

.help-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.help-item {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: box-shadow 0.2s ease;
}

.help-item:hover {
    box-shadow: var(--shadow-sm);
}

.help-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    background: transparent;
    border: none;
    text-align: left;
    cursor: pointer;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-heading);
    transition: background 0.2s ease;
}

.help-question:hover {
    background: var(--color-surface-muted);
}

.help-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    color: var(--color-primary);
    transition: transform 0.3s ease;
}

.help-icon.open {
    transform: rotate(180deg);
}

.help-answer {
    padding: 0 1.5rem 1.25rem;
    color: var(--color-text);
    line-height: 1.7;
}

.help-article-content {
    color: var(--color-text);
    line-height: 1.8;
}

.help-article-content h2 {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-primary);
    margin: 2.5rem 0 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-border);
}

.help-article-content h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-heading);
    margin: 2rem 0 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.help-article-content h4 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--color-heading);
    margin: 1.5rem 0 0.75rem;
    display: flex;
    align-items: center;
}

.help-article-content h4::before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    margin-right: 12px;
}

.help-article-content p {
    margin-bottom: 1.25rem;
    font-size: 1.05rem;
}

.help-article-content strong {
    color: var(--color-heading);
    font-weight: 700;
}

.help-article-content ul, 
.help-article-content ol {
    margin: 1rem 0 2rem 1.5rem;
}

.help-article-content li {
    margin-bottom: 0.75rem;
    padding-left: 0.5rem;
}

.help-article-content .info-box {
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    transition: transform 0.2s ease;
}

.help-article-content .info-box:hover {
    transform: translateY(-2px);
}

.back-to-top-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    color: var(--color-primary);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.back-to-top-button:hover {
    background: var(--color-primary);
    color: #fff;
}

/* Platform Selector */
.platform-selector {
    display: flex;
    justify-content: center;
    margin-bottom: 2.5rem;
    background: var(--color-surface-muted);
    padding: 0.4rem;
    border-radius: var(--radius-full);
    max-width: 450px;
    margin-left: auto;
    margin-right: auto;
    border: 1px solid var(--color-border);
}

.platform-button {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.75rem 1rem;
    border: none;
    background: transparent;
    border-radius: var(--radius-full);
    color: var(--color-text-muted);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.platform-button svg {
    width: 18px;
    height: 18px;
    opacity: 0.6;
    transition: opacity 0.2s ease;
}

.platform-button:hover {
    color: var(--color-text);
}

.platform-button.active {
    background: var(--color-primary);
    color: #fff;
    box-shadow: var(--shadow-sm);
}

.platform-button.active svg {
    opacity: 1;
}

@media (max-width: 768px) {
    .help-category-title { font-size: 1.5rem; }
    .help-question { padding: 1rem; font-size: 1rem; }
    .help-answer { padding: 0 1rem 1rem; }
    .platform-selector { flex-direction: column; border-radius: var(--radius-lg); padding: 0.5rem; }
    .platform-button { border-radius: var(--radius-md); }
}

/* Search Styles */
.help-search-container {
    position: relative;
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-full);
}

.help-search-input {
    width: 100%;
    padding: 1rem 3.5rem 1rem 3.5rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--color-text);
    background: var(--color-surface);
    transition: all 0.3s ease;
}

.help-search-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(33, 150, 243, 0.1);
}

.help-search-container .search-icon {
    position: absolute;
    left: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: var(--color-text-muted);
    pointer-events: none;
}

.help-search-clear {
    position: absolute;
    right: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    background: transparent;
    border: none;
    border-radius: 50%;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    padding: 0;
}

.help-search-clear:hover {
    background: var(--color-surface-muted);
    color: var(--color-text);
}

.help-search-clear svg {
    width: 18px;
    height: 18px;
}

.search-results-info {
    margin-bottom: 2rem;
    font-size: 1.1rem;
    color: var(--color-text-muted);
}

.search-match-highlight {
    background-color: rgba(255, 235, 59, 0.3);
    padding: 0 2px;
    border-radius: 2px;
}