/* Guide Page Styles - Matching SmartSignReader Design System */

/* Override main layout for guide page - Allow scrolling */
.main {
    overflow-y: auto !important;
    overflow-x: hidden;
    height: auto !important;
    min-height: calc(100vh - 80px);
}

.main-container {
    overflow: visible !important;
    height: auto !important;
}

/* Guide Container */
.guide-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
    padding-bottom: var(--spacing-xl);
}

/* Hero Section */
.guide-hero {
    text-align: center;
    padding: clamp(2rem, 4vw, 3rem) 0;
    margin-bottom: var(--spacing-xl);
}

.guide-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.guide-subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    font-weight: 400;
    max-width: 700px;
    margin: 0 auto;
}

/* Section Spacing */
.guide-section {
    margin-bottom: var(--spacing-xl);
}

.section-heading {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.section-intro {
    text-align: center;
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* Steps Grid - Getting Started */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.step-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.step-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--glass-shadow);
    border-color: var(--color-primary);
}

.step-number {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
}

.step-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.step-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* Content Cards */
.content-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
    box-shadow: var(--glass-shadow);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--glass-border);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.03) 0%, rgba(52, 211, 153, 0.03) 100%);
}

.card-icon {
    width: 48px;
    height: 48px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    flex-shrink: 0;
}

.card-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text);
}

.card-body {
    padding: var(--spacing-lg);
}

/* Mode Sections */
.mode-section {
    margin-bottom: var(--spacing-lg);
}

.mode-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.mode-text {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.mode-divider {
    height: 1px;
    background: var(--glass-border);
    margin: var(--spacing-lg) 0;
}

.tip-box {
    background: rgba(16, 185, 129, 0.05);
    border-left: 3px solid var(--color-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-top: var(--spacing-sm);
}

.switch-mode {
    background: rgba(16, 185, 129, 0.05);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
    font-size: var(--font-size-base);
    color: var(--color-text);
}

/* Keyboard Shortcuts */
.shortcuts-list {
    display: grid;
    gap: var(--spacing-sm);
}

.shortcut-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: white;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
}

kbd {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: white;
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    font-family: var(--font-family);
    min-width: 80px;
    text-align: center;
    display: inline-block;
}

.btn-label {
    color: white;
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    min-width: 80px;
    text-align: center;
    display: inline-block;
}

/* Delete button - Red color to match index.html */
.shortcut-item:nth-child(3) .btn-label {
    background: #ef4444;
}

/* Clear button - Grey color to match index.html */
.shortcut-item:nth-child(4) .btn-label {
    background: #6b7280;
}

/* Tips Grid */
.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.tip-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.tip-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--glass-shadow);
    border-color: var(--color-primary);
}

.tip-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.tip-icon-image {
    width: 48px;
    height: 48px;
    object-fit: contain;
}

.tip-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.tip-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ASL Alphabet Grid */
.alphabet-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: var(--spacing-lg);
}

.alphabet-card {
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

.alphabet-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.25);
    z-index: 10;
}

.alphabet-image-container {
    width: 100%;
    aspect-ratio: 1;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.05) 0%, rgba(52, 211, 153, 0.05) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.alphabet-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.alphabet-card:hover .alphabet-image {
    transform: scale(1.1);
}

.alphabet-label {
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background: white;
    gap: 4px;
}

.alphabet-letter {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
}

.alphabet-desc {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    line-height: 1.3;
}

/* Fallback for missing images */
.alphabet-image-container::before {
    content: attr(data-letter);
    position: absolute;
    font-size: 4rem;
    font-weight: 800;
    color: rgba(16, 185, 129, 0.2);
    z-index: 0;
}

.alphabet-image {
    position: relative;
    z-index: 1;
}

/* Hide old hint styles - no longer used */
.alphabet-hint {
    display: none;
}

/* FAQ Section */
.faq-list {
    display: grid;
    gap: var(--spacing-md);
}

.faq-item {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    cursor: pointer;
    user-select: none;
    transition: background var(--transition-fast);
}

.faq-question:hover {
    background: rgba(16, 185, 129, 0.03);
}

.faq-question h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
    margin: 0;
}

.faq-toggle {
    font-size: var(--font-size-2xl);
    font-weight: 300;
    color: var(--color-primary);
    transition: transform var(--transition-base);
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--spacing-lg) var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.faq-answer ul {
    padding: 0 var(--spacing-lg) var(--spacing-lg) calc(var(--spacing-lg) + 1.5rem);
    margin: 0;
}

.faq-answer li {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-xs);
}

/* CTA Section */
.guide-cta {
    text-align: center;
    padding: clamp(2rem, 4vw, 3rem);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: var(--radius-xl);
    color: white;
    box-shadow: 0 8px 32px rgba(16, 185, 129, 0.3);
}

.cta-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.cta-text {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
}

.guide-cta .btn-primary {
    background: white;
    color: var(--color-primary);
    border: none;
    font-weight: 700;
}

.guide-cta .btn-primary:hover {
    background: rgba(255, 255, 255, 0.95);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

/* Responsive Design */
@media (max-width: 768px) {
    .guide-container {
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    .guide-hero {
        padding: var(--spacing-lg) 0;
        margin-bottom: var(--spacing-lg);
    }

    .steps-grid {
        grid-template-columns: 1fr;
    }

    .tips-grid {
        grid-template-columns: 1fr;
    }

    .alphabet-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: var(--spacing-md);
    }

    .shortcut-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }

    kbd, .btn-label {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .alphabet-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: var(--spacing-sm);
    }
    
    .alphabet-label {
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .alphabet-letter {
        font-size: var(--font-size-xl);
    }
}