/* Introduction Sections Component Styles */

/* ===== INTRODUCTION SECTION STYLES ===== */
.intro-card {
    background: var(--color-background);
    border: 1px solid var(--color-gray-200);
    border-radius: 2rem;
    padding: 1.5rem 1rem;
    box-shadow: 0 2px 4px var(--color-secondary-05), 0 1px 2px var(--color-secondary-10);
    position: relative;
    overflow: hidden;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.intro-card:hover {
    border-color: var(--color-brand-cyan-20);
    box-shadow: 0 4px 12px var(--color-secondary-10), 0 2px 4px var(--color-brand-cyan-10);
    transform: var(--transform-lift-small);
}

.intro-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--gradient-error-multi);
    opacity: 0;
    transition: opacity 0.6s ease;
}

.intro-card:hover::before {
    opacity: 1;
}

/* Introduction Header */
.intro-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.intro-badge {
    display: inline-block;
    margin-bottom: 2rem;
    animation: glow 3s ease-in-out infinite;
}

.intro-badge-text {
    background: var(--gradient-error);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 2rem;
    font-weight: 600;
    font-size: 1.1rem;
    box-shadow: var(--shadow-error-30);
    transition: all 0.3s ease;
    position: relative;
}

.intro-badge-text::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--gradient-multi-color);
    border-radius: 2rem;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.intro-card:hover .intro-badge-text::after {
    opacity: 0.7;
}

.intro-card:hover .intro-badge-text {
    transform: scale(1.05);
    box-shadow: var(--shadow-error-40);
}

.intro-title {
    font-size: 3rem;
    font-weight: bold;
    color: white;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    transition: all 0.3s ease;
}

.intro-card:hover .intro-title {
    transform: scale(1.02);
}

.intro-title-accent {
    background: var(--gradient-primary-success);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    animation: shimmer 2s ease-in-out infinite;
}

.intro-subtitle {
    font-size: 1.25rem;
    color: var(--color-gray-500);
    font-weight: 500;
    line-height: 1.6;
    max-width: 48rem;
    margin: 0 auto;
}

/* Introduction Content */
.intro-content {
    max-width: 5xl;
    margin: 0 auto;
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .intro-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
}

/* Introduction Points */
.intro-point {
    background: var(--color-primary-08);
    border: 1px solid var(--color-primary-20);
    border-radius: 1.5rem;
    padding: 2.5rem 2rem;
    text-align: center;
    position: relative;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    overflow: hidden;
}

.intro-point::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary-10), var(--color-success-10));
    opacity: 0;
    transition: opacity 0.5s ease;
}

.intro-point:hover::before {
    opacity: 1;
}

.intro-point:hover {
    transform: translateY(-18px) scale(1.05) rotate(1deg);
    border-color: var(--color-primary-50);
    box-shadow: 0 30px 60px var(--color-primary-30);
}

.intro-point-primary:hover {
    border-color: var(--color-primary-50);
    box-shadow: 0 30px 60px var(--color-primary-30);
}

.intro-point-secondary:hover {
    border-color: var(--color-success-50);
    box-shadow: 0 30px 60px var(--color-success-30);
}

.intro-point-accent:hover {
    border-color: var(--color-warning-50);
    box-shadow: 0 30px 60px var(--color-warning-30);
}

.intro-point-number {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    transition: all 0.4s ease;
    display: inline-block;
    animation: float 4s ease-in-out infinite;
}

.intro-point:hover .intro-point-number {
    transform: scale(1.3) rotate(10deg);
    filter: drop-shadow(0 8px 16px var(--color-black-30));
}

/* Icon color matching shadow colors on hover */
.intro-point-primary:hover .intro-point-number .material-icons {
    color: var(--color-primary-50);
}

.intro-point-secondary:hover .intro-point-number .material-icons {
    color: var(--color-success-50);
}

.intro-point-accent:hover .intro-point-number .material-icons {
    color: var(--color-warning-50);
}

.intro-point-content {
    position: relative;
    z-index: 5;
}

.intro-point-title {
    font-size: 1.5rem;
    font-weight: bold;
    color: white;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.intro-point:hover .intro-point-title {
    color: var(--color-primary);
    transform: translateY(-3px);
}

.intro-point-description {
    color: var(--color-gray-500);
    line-height: 1.6;
    transition: all 0.3s ease;
}

.intro-point:hover .intro-point-description {
    color: var(--color-gray-200);
    transform: translateY(-2px);
}

/* Introduction Mission */
.intro-mission {
    background: linear-gradient(135deg, var(--color-success-12), var(--color-primary-12));
    border: 2px solid var(--color-success-30);
    border-radius: 1.5rem;
    padding: 2.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all 0.5s ease;
}

.intro-mission::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--color-white-10), transparent);
    transition: left 0.5s ease;
}

.intro-card:hover .intro-mission::before {
    left: 100%;
}

.intro-card:hover .intro-mission {
    background: linear-gradient(135deg, var(--color-success-18), var(--color-primary-18));
    border-color: var(--color-success-50);
    transform: scale(1.03);
    box-shadow: 0 15px 30px var(--color-success-20);
}

.intro-mission-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
}

.intro-mission-icon {
    font-size: 3rem;
    animation: pulse 3s infinite;
    transition: all 0.3s ease;
}

.intro-card:hover .intro-mission-icon {
    transform: scale(1.2);
    filter: drop-shadow(0 4px 8px var(--color-success-50));
}

.intro-mission-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
}

.intro-mission-label {
    color: var(--color-gray-500);
    font-weight: 600;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.intro-mission-value {
    color: white;
    font-weight: bold;
    font-size: 1.5rem;
    line-height: 1.3;
}

/* Staggered intro point animations */
.intro-card:hover .intro-point:nth-child(1) { 
    transition-delay: 0.1s; 
}
.intro-card:hover .intro-point:nth-child(2) { 
    transition-delay: 0.2s; 
}
.intro-card:hover .intro-point:nth-child(3) { 
    transition-delay: 0.3s; 
}

/* ===== RESPONSIVE DESIGN - INTRO SECTIONS ===== */
/* Note: Common responsive utilities moved to responsive-utilities.css */

@media (max-width: 767px) {
    /* Component-specific mobile styles */
    .intro-point {
        padding: 1.5rem 1rem;
    }
    
    .intro-point-number {
        font-size: 2.5rem;
    }
    
    .intro-mission-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .intro-mission-text {
        align-items: center;
        text-align: center;
    }
}

/* Apply responsive utility classes to elements */
.intro-title {
    /* Uses .responsive-title-large from responsive-utilities.css */
}

.intro-subtitle {
    /* Uses .responsive-subtitle from responsive-utilities.css */
}

.intro-card {
    /* Uses .mobile-card-padding from responsive-utilities.css */
}

.intro-header {
    /* Uses .mobile-header-margin from responsive-utilities.css */
}

.intro-grid {
    /* Uses .mobile-carousel-container and .touch-carousel from responsive-utilities.css */
}

.intro-point {
    /* Uses .mobile-carousel-item and .mobile-disable-hover from responsive-utilities.css */
}

.intro-mission {
    /* Uses .mobile-hide from responsive-utilities.css */
}