/* ==========================================================================
   SnapHaven User Guide & Knowledge Base Styles (guide.css)
   ========================================================================== */

/* Page Header & Intro */
.guide-hero {
    padding-top: 130px;
    padding-bottom: 40px;
    text-align: center;
    position: relative;
}

.guide-hero h1 {
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    line-height: 1.15;
    margin-top: 14px;
    margin-bottom: 16px;
}

.guide-hero p {
    color: var(--text-secondary);
    font-size: 1.15rem;
    max-width: 760px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Quick Jump Sticky Navigation */
.quick-jump-bar {
    position: sticky;
    top: 72px;
    z-index: 40;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    background: rgba(7, 9, 14, 0.85);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 0;
    margin-bottom: 40px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.quick-jump-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.quick-jump-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition-fast);
}

.quick-jump-link:hover,
.quick-jump-link.active {
    background: rgba(56, 189, 248, 0.12);
    border-color: var(--accent-cyan);
    color: var(--text-primary);
    transform: translateY(-1px);
}

/* Stepper Component */
.setup-stepper {
    display: flex;
    flex-direction: column;
    gap: 32px;
    max-width: 960px;
    margin: 0 auto;
    position: relative;
}

.stepper-line {
    position: absolute;
    left: 27px;
    top: 30px;
    bottom: 30px;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-cyan), var(--accent-indigo), var(--accent-emerald));
    z-index: 0;
    display: none;
}

@media (min-width: 768px) {
    .stepper-line {
        display: block;
    }
}

.step-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    position: relative;
    z-index: 1;
    backdrop-filter: blur(12px);
    transition: var(--transition-fast);
}

@media (min-width: 768px) {
    .step-card {
        padding-left: 80px;
    }
}

.step-card:hover {
    border-color: var(--border-highlight);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.step-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-indigo));
    color: #ffffff;
    font-weight: 800;
    font-size: 1.15rem;
    box-shadow: 0 0 20px rgba(56, 189, 248, 0.4);
    margin-bottom: 16px;
}

@media (min-width: 768px) {
    .step-badge {
        position: absolute;
        left: 16px;
        top: 30px;
        margin-bottom: 0;
    }
}

.step-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 14px;
}

.step-title {
    font-size: 1.45rem;
    color: var(--text-primary);
}

/* Platform Sub-Tabs inside Step 1 & 2 */
.platform-pill-group {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin: 18px 0;
    padding: 6px;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    width: fit-content;
    max-width: 100%;
}

.platform-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.platform-pill:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.platform-pill.active {
    background: var(--accent-cyan);
    color: #050b14;
}

.platform-pane {
    display: none;
    animation: fadeIn 0.25s ease-in-out;
}

.platform-pane.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Callout Boxes */
.callout-box {
    border-radius: var(--radius-md);
    padding: 18px 20px;
    margin: 20px 0;
    font-size: 0.92rem;
    line-height: 1.6;
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.callout-box .callout-icon {
    font-size: 1.4rem;
    line-height: 1;
    flex-shrink: 0;
    margin-top: 2px;
}

.callout-warning {
    background: rgba(245, 158, 11, 0.08);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #fef3c7;
}
.callout-warning strong {
    color: var(--accent-amber);
}

.callout-info {
    background: rgba(56, 189, 248, 0.08);
    border: 1px solid rgba(56, 189, 248, 0.3);
    color: #e0f2fe;
}
.callout-info strong {
    color: var(--accent-cyan);
}

.callout-success {
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #d1fae5;
}
.callout-success strong {
    color: var(--accent-emerald);
}

/* Feature Showcase Cards */
.features-container {
    max-width: 1100px;
    margin: 0 auto;
}

.feature-showcase-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
    margin-top: 36px;
}

@media (min-width: 900px) {
    .feature-showcase-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.feature-deep-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition-fast);
}

.feature-deep-card:hover {
    border-color: var(--border-highlight);
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.feature-badge-row {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-bottom: 12px;
}

.feature-deep-card h3 {
    font-size: 1.35rem;
    margin-bottom: 10px;
}

.feature-deep-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 16px;
}

.feature-specs-list {
    list-style: none;
    display: grid;
    gap: 10px;
    font-size: 0.88rem;
    color: var(--text-secondary);
    padding-top: 14px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.feature-specs-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.feature-specs-list li span.bullet {
    color: var(--accent-cyan);
    font-weight: bold;
}

/* App Mockup / Visual Split Container */
.feature-split-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 36px;
    align-items: center;
    margin: 50px 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px;
}

@media (min-width: 900px) {
    .feature-split-layout {
        grid-template-columns: 1fr 1fr;
    }
}

.phone-mockup-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.phone-mockup-img {
    max-width: 280px;
    width: 100%;
    height: auto;
    border-radius: 28px;
    border: 4px solid #1e293b;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(56, 189, 248, 0.2);
    transition: var(--transition-smooth);
}

.phone-mockup-img:hover {
    transform: scale(1.02);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7), 0 0 40px rgba(56, 189, 248, 0.35);
}

/* Interactive Troubleshooting Hub */
.troubleshoot-hub {
    max-width: 960px;
    margin: 0 auto;
}

/* Search Box */
.search-box-container {
    position: relative;
    max-width: 640px;
    margin: 0 auto 28px;
}

.search-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

.guide-search-input {
    width: 100%;
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    padding: 15px 50px 15px 48px;
    color: #ffffff;
    font-size: 1rem;
    font-family: inherit;
    outline: none;
    transition: var(--transition-fast);
}

.guide-search-input:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 20px rgba(56, 189, 248, 0.25);
    background: #0f172a;
}

.search-clear-btn {
    position: absolute;
    right: 18px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
    display: none;
}

.search-clear-btn:hover {
    color: #ffffff;
}

/* Filter Pills */
.filter-pills-row {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.category-filter-btn {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 8px 18px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.category-filter-btn:hover {
    border-color: var(--accent-cyan);
    color: var(--text-primary);
}

.category-filter-btn.active {
    background: rgba(56, 189, 248, 0.15);
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    font-weight: 600;
}

/* Accordion Component */
.accordion-list {
    display: grid;
    gap: 16px;
}

.accordion-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition-fast);
}

.accordion-item:hover {
    border-color: var(--border-highlight);
}

.accordion-item.is-open {
    border-color: rgba(56, 189, 248, 0.4);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}

.accordion-trigger {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    background: transparent;
    border: none;
    color: var(--text-primary);
    text-align: left;
    font-family: inherit;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    user-select: none;
}

.accordion-trigger:hover {
    background: rgba(255, 255, 255, 0.02);
}

.accordion-icon-title {
    display: flex;
    align-items: center;
    gap: 12px;
}

.accordion-chevron {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    transition: transform 0.3s ease;
    color: var(--text-muted);
}

.accordion-item.is-open .accordion-chevron {
    transform: rotate(180deg);
    color: var(--accent-cyan);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s cubic-bezier(0, 1, 0, 1);
    background: rgba(10, 15, 26, 0.5);
    padding: 0 24px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.accordion-item.is-open .accordion-content {
    max-height: 2000px;
    transition: max-height 0.5s ease-in-out;
    padding: 8px 24px 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.accordion-content p {
    margin-bottom: 12px;
}

.accordion-content p:last-child {
    margin-bottom: 0;
}

.accordion-content ol,
.accordion-content ul {
    padding-left: 20px;
    margin-bottom: 12px;
}

.accordion-content li {
    margin-bottom: 6px;
}

/* Code Snippet Blocks */
.guide-code-block {
    position: relative;
    background: #090d16;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    font-family: var(--font-mono);
    font-size: 0.88rem;
    color: #38bdf8;
    margin: 12px 0;
    overflow-x: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.guide-code-copy-btn {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-secondary);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-family: var(--font-body);
    cursor: pointer;
    flex-shrink: 0;
    transition: var(--transition-fast);
}

.guide-code-copy-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
}

/* Zero Search Results State */
.no-results-box {
    text-align: center;
    padding: 48px 20px;
    display: none;
    color: var(--text-muted);
}