/* ===========================================
   Help Center – Tech Blue Professional
   =========================================== */

/* ---------- HERO ---------- */

.help-hero {
    background: linear-gradient(180deg, var(--white) 0%, var(--slate-50) 100%);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-4xl) 0;
}

.help-hero-inner {
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.help-hero-badge {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-primary);
    background: var(--color-primary-light);
    padding: 5px 16px;
    border-radius: 20px;
    letter-spacing: 0.04em;
}

.help-hero-inner h1 {
    font-size: clamp(2.4rem, 5vw, 3.6rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.help-hero-desc {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    max-width: 440px;
}

.help-hero-meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 0.78rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

.help-meta-dot {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--slate-300);
    flex-shrink: 0;
}

/* Search */
.help-search-wrap {
    width: 100%;
    max-width: 520px;
}

.help-search-box {
    display: flex;
    align-items: center;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 50px;
    padding: 6px 6px 6px 20px;
    transition: all var(--transition);
}

.help-search-box:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px var(--color-primary-light);
}

.help-search-box i {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    flex-shrink: 0;
}

.help-search-box input {
    flex: 1;
    border: none;
    background: transparent;
    font-family: var(--font-family);
    font-size: 0.92rem;
    color: var(--color-text);
    outline: none;
    padding: 0 14px;
}

.help-search-box input::placeholder {
    color: var(--color-text-muted);
}

.help-search-btn {
    font-family: var(--font-family);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--white);
    background: var(--color-primary);
    border: none;
    border-radius: 50px;
    padding: 10px 24px;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.help-search-btn:hover {
    background: var(--blue-700);
}

/* ---------- CATEGORIES ---------- */

.help-categories {
    padding: var(--space-3xl) 0;
    border-bottom: 1px solid var(--color-border);
}

.help-cat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.help-cat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    text-decoration: none;
    transition: all var(--transition);
    position: relative;
}

.help-cat-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.help-cat-icon {
    width: 46px;
    height: 46px;
    border-radius: var(--radius-md);
    background: var(--color-primary-light);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.help-cat-info {
    flex: 1;
    min-width: 0;
}

.help-cat-info h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 4px;
}

.help-cat-info p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.help-cat-count {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--slate-100);
    line-height: 1;
    pointer-events: none;
}

/* ---------- DOCS ---------- */

.help-docs {
    padding: var(--space-3xl) 0;
    border-bottom: 1px solid var(--color-border);
}

.help-doc-group {
    margin-bottom: var(--space-2xl);
}

.help-doc-group:last-child {
    margin-bottom: 0;
}

.help-doc-group-head {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding-bottom: var(--space-md);
    border-bottom: 2px solid var(--color-primary);
    margin-bottom: var(--space-lg);
}

.help-doc-group-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: var(--color-primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.help-doc-group-head h3 {
    font-size: 1.1rem;
    font-weight: 700;
    flex: 1;
}

.help-doc-group-count {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--color-text-muted);
    background: var(--slate-100);
    padding: 4px 12px;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.help-doc-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.help-doc-item {
    display: flex;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    scroll-margin-top: 100px;
    transition: all var(--transition);
}

.help-doc-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.help-doc-num {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--slate-200);
    line-height: 1;
    flex-shrink: 0;
    min-width: 36px;
}

.help-doc-body {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.help-doc-body h4 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-text);
}

.help-doc-body p {
    font-size: 0.88rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* ---------- SUPPORT ---------- */

.help-support {
    padding: var(--space-2xl) 0;
}

.help-support-card {
    background: linear-gradient(135deg, var(--blue-800) 0%, var(--color-primary) 50%, var(--cyan-600) 100%);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xl);
}

.help-support-left {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.help-support-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.help-support-text h2 {
    color: var(--white);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.help-support-text p {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.88rem;
}

.help-support-right {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    flex-shrink: 0;
}

.help-support-contact {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: rgba(255, 255, 255, 0.85);
    font-size: 1rem;
    font-weight: 600;
}

.help-support-contact i {
    font-size: 0.9rem;
    opacity: 0.7;
}

.help-support-right .btn-fill {
    background: var(--white);
    color: var(--color-primary);
}

.help-support-right .btn-fill:hover {
    background: var(--slate-50);
}

/* ---------- RESPONSIVE ---------- */

@media (max-width: 1024px) {
    .help-cat-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .help-hero {
        padding: var(--space-2xl) 0;
    }

    .help-categories,
    .help-docs {
        padding: var(--space-2xl) 0;
    }

    .help-cat-grid {
        grid-template-columns: 1fr;
    }

    .help-doc-item {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .help-doc-num {
        font-size: 1.2rem;
    }

    .help-support-card {
        flex-direction: column;
        align-items: flex-start;
        padding: var(--space-xl);
    }

    .help-support-right {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
        width: 100%;
    }

    .help-support-right .btn-fill {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .help-search-box {
        flex-direction: column;
        border-radius: var(--radius-lg);
        padding: var(--space-sm);
        gap: var(--space-sm);
    }

    .help-search-box i {
        display: none;
    }

    .help-search-box input {
        width: 100%;
        text-align: center;
    }

    .help-search-btn {
        width: 100%;
        text-align: center;
    }

    .help-support-left {
        flex-direction: column;
        text-align: center;
    }
}