.help-page {
    min-height: 100vh;
    padding-top: 64px;
    background: #fff;
}

.help-hero {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    padding: 48px 24px;
    text-align: center;
}

.help-hero h1 {
    font-size: 36px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 12px;
}

.help-hero p {
    font-size: 18px;
    color: #94a3b8;
    margin-bottom: 32px;
}

.help-search {
    max-width: 500px;
    margin: 0 auto;
    position: relative;
}

.help-search input {
    width: 100%;
    padding: 16px 20px 16px 52px;
    font-size: 16px;
    border: none;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    outline: none;
}

.help-search input::placeholder {
    color: #94a3b8;
}

.help-search-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: #64748b;
}

.help-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: 20px 24px;
    background: #f8fafc;
    border-bottom: 1px solid #e2e8f0;
    flex-wrap: wrap;
}

.help-tab {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 600;
    color: #64748b;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 100px;
    cursor: pointer;
    transition: all 0.2s;
}

.help-tab:hover {
    border-color: #2dbe60;
    color: #2dbe60;
}

.help-tab.active {
    background: #2dbe60;
    border-color: #2dbe60;
    color: #fff;
}

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

.help-main {
    display: flex;
    max-width: 1400px;
    margin: 0 auto;
}

.help-sidebar {
    width: 280px;
    flex-shrink: 0;
    padding: 24px;
    background: #fafbfc;
    border-right: 1px solid #e2e8f0;
    height: calc(100vh - 280px);
    position: sticky;
    top: 64px;
    overflow-y: auto;
}

.help-nav-group {
    margin-bottom: 8px;
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
    border: 1px solid #e2e8f0;
}

.help-nav-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    font-size: 14px;
    font-weight: 600;
    color: #1e293b;
    cursor: pointer;
    transition: all 0.15s;
}

.help-nav-header:hover {
    background: #f1f5f9;
}

.help-nav-header svg {
    width: 20px;
    height: 20px;
    color: #2dbe60;
}

.help-nav-header .arrow {
    margin-left: auto;
    width: 16px;
    height: 16px;
    color: #94a3b8;
    transition: transform 0.2s;
}

.help-nav-group.open .help-nav-header .arrow {
    transform: rotate(180deg);
}

.help-nav-group.open .help-nav-header {
    background: #f1f5f9;
    border-bottom: 1px solid #e2e8f0;
}

.help-nav-links {
    display: none;
    padding: 8px;
}

.help-nav-group.open .help-nav-links {
    display: block;
}

.help-nav-link {
    display: block;
    padding: 10px 12px 10px 44px;
    font-size: 14px;
    color: #64748b;
    border-radius: 8px;
    transition: all 0.15s;
    position: relative;
}

.help-nav-link::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #cbd5e1;
    transition: all 0.15s;
}

.help-nav-link:hover {
    background: #f1f5f9;
    color: #1e293b;
}

.help-nav-link:hover::before {
    background: #2dbe60;
}

.help-nav-link.active {
    background: #ecfdf5;
    color: #059669;
    font-weight: 500;
}

.help-nav-link.active::before {
    background: #2dbe60;
    width: 8px;
    height: 8px;
}

.help-content {
    flex: 1;
    padding: 40px 60px;
    max-width: 900px;
    min-height: calc(100vh - 280px);
}

.help-section {
    display: none;
    margin-bottom: 48px;
    animation: fadeIn 0.3s ease;
}

.help-section.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.help-section h1 {
    font-size: 32px;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 12px;
}

.help-section h2 {
    font-size: 24px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 12px;
}

.help-section h3 {
    font-size: 18px;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 8px;
}

.help-section h4 {
    font-size: 15px;
    font-weight: 600;
    color: #334155;
    margin-bottom: 12px;
}

.help-section p {
    font-size: 16px;
    line-height: 1.7;
    color: #475569;
    margin-bottom: 20px;
}

.help-intro {
    font-size: 18px;
    color: #64748b;
}

.help-steps {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 32px;
}

.help-step {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    transition: all 0.2s;
}

.help-step:hover {
    border-color: #2dbe60;
    box-shadow: 0 8px 24px rgba(45, 190, 96, 0.12);
    transform: translateY(-2px);
}

.help-step-num {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 800;
    color: #fff;
    background: linear-gradient(135deg, #2dbe60 0%, #16a34a 100%);
    border-radius: 12px;
}

.help-step-content h3 {
    margin-bottom: 4px;
}

.help-step-content p {
    font-size: 14px;
    color: #64748b;
    margin-bottom: 0;
}

.help-card {
    padding: 24px;
    background: #f8fafc;
    border-radius: 16px;
    margin-bottom: 16px;
}

.help-card h4 {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.help-card ol,
.help-card ul {
    padding-left: 20px;
    margin: 0;
}

.help-card li {
    font-size: 14px;
    color: #475569;
    line-height: 2;
}

.help-card ol li {
    list-style-type: decimal;
}

.help-card ul li {
    list-style-type: disc;
}

.help-tip {
    display: flex;
    gap: 12px;
    padding: 16px 20px;
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border-radius: 12px;
    margin: 20px 0;
}

.help-tip-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: #16a34a;
}

.help-tip-content strong {
    color: #166534;
    display: block;
    margin-bottom: 4px;
}

.help-tip-content span {
    font-size: 14px;
    color: #15803d;
}

.help-footer {
    padding: 40px 24px;
    background: #f8fafc;
    text-align: center;
    border-top: 1px solid #e2e8f0;
}

.help-footer-card {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    padding: 20px 32px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.help-footer-card p {
    margin: 0;
    font-size: 16px;
    color: #475569;
}

.help-footer-card a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    background: #25D366;
    border-radius: 100px;
    transition: all 0.2s;
}

.help-footer-card a:hover {
    background: #1ebe5a;
    transform: translateY(-2px);
}

.mobile-nav-btn {
    display: none;
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    align-items: center;
    justify-content: center;
    background: #2dbe60;
    color: #fff;
    border-radius: 50%;
    box-shadow: 0 4px 16px rgba(45, 190, 96, 0.4);
    cursor: pointer;
    z-index: 100;
    transition: all 0.2s;
}

.mobile-nav-btn:hover {
    transform: scale(1.1);
}

.mobile-nav-btn svg {
    width: 24px;
    height: 24px;
}

.mobile-nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 200;
    opacity: 0;
    transition: opacity 0.3s;
}

.mobile-nav-overlay.show {
    display: block;
    opacity: 1;
}

.mobile-nav-drawer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    max-height: 70vh;
    background: #fff;
    border-radius: 24px 24px 0 0;
    z-index: 201;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    overflow: hidden;
}

.mobile-nav-overlay.show .mobile-nav-drawer {
    transform: translateY(0);
}

.mobile-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid #e2e8f0;
}

.mobile-nav-header h3 {
    font-size: 18px;
    font-weight: 700;
    color: #0f172a;
    margin: 0;
}

.mobile-nav-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #64748b;
    cursor: pointer;
    border-radius: 50%;
    transition: background 0.15s;
}

.mobile-nav-close:hover {
    background: #f1f5f9;
}

.mobile-nav-content {
    padding: 12px;
    max-height: calc(70vh - 70px);
    overflow-y: auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.mobile-nav-content .help-nav-group {
    margin-bottom: 0;
    border-radius: 10px;
}

.mobile-nav-content .help-nav-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 6px;
    padding: 12px 8px;
    font-size: 12px;
}

.mobile-nav-content .help-nav-header svg {
    width: 24px;
    height: 24px;
}

.mobile-nav-content .help-nav-header .arrow {
    display: none;
}

.mobile-nav-content .help-nav-links {
    padding: 4px;
}

.mobile-nav-content .help-nav-link {
    padding: 8px 10px;
    padding-left: 10px;
    font-size: 12px;
    text-align: center;
}

.mobile-nav-content .help-nav-link::before {
    display: none;
}

.mobile-nav-content .help-nav-group.open {
    grid-column: span 2;
}

.mobile-nav-content .help-nav-group.open .help-nav-header {
    flex-direction: row;
    text-align: left;
    padding: 10px 12px;
}

@media (max-width: 1024px) {
    .help-content {
        padding: 32px 40px;
    }

    .help-sidebar {
        width: 240px;
    }
}

@media (max-width: 768px) {
    .help-hero {
        padding: 32px 20px;
    }

    .help-hero h1 {
        font-size: 28px;
    }

    .help-hero p {
        font-size: 16px;
    }

    .help-tabs {
        padding: 16px;
        gap: 6px;
    }

    .help-tab {
        padding: 10px 14px;
        font-size: 13px;
    }

    .help-tab span {
        display: none;
    }

    .help-sidebar {
        display: none;
    }

    .help-content {
        padding: 24px 20px;
    }

    .help-section h1 {
        font-size: 24px;
    }

    .help-section h2 {
        font-size: 20px;
    }

    .help-step {
        flex-direction: column;
        align-items: flex-start;
    }

    .mobile-nav-btn {
        display: flex;
    }

    .help-footer-card {
        flex-direction: column;
        padding: 24px;
    }
}