/* =====================================================
   KNOWLEDGE SYSTEM GLOBAL STYLES
   ===================================================== */

/* Section Titles */
.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xl);
    position: relative;
}

/* Text Utilities */
.text-large {
    font-size: 1.25rem;
}

.text-muted {
    color: var(--color-text-muted);
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    font-size: 0.8125rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    letter-spacing: 0.01em;
}

.badge-highlight {
    background: var(--color-accent-highlight);
    color: white;
}

/* Card Styles */
.card {
    background: var(--color-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-body {
    padding: 0;
}

.card-thumbnail {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 14px rgba(230, 67, 104, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(230, 67, 104, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--color-card);
    color: var(--color-text-primary);
    border: 2px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-primary-solid);
    color: var(--color-primary-solid);
    transform: translateY(-2px);
}

.btn-small {
    padding: 0.625rem 1.25rem;
    font-size: 0.9375rem;
}

/* Container System */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Section Spacing */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-sm {
    padding: var(--spacing-2xl) 0;
}

.section-lg {
    padding: var(--spacing-4xl) 0;
}

/* Text Alignment */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

/* Gradient Text */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Dividers */
.divider {
    height: 1px;
    background: var(--color-border);
    margin: var(--spacing-xl) 0;
}

.divider-thick {
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

/* Responsive Grid */
@media (max-width: 968px) {
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }

    .section {
        padding: var(--spacing-2xl) 0;
    }

    .section-sm {
        padding: var(--spacing-xl) 0;
    }

    .section-lg {
        padding: var(--spacing-3xl) 0;
    }

    .container,
    .container-narrow {
        padding: 0 var(--spacing-md);
    }

    .text-large {
        font-size: 1.125rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9375rem;
    }
}