/* Utility CSS - Extracted from index.html */

/* Loading States */
.loading-text {
    color: var(--secondary-white);
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-4);
    opacity: 0.9;
}

.loading-progress {
    width: 200px;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
    position: relative;
}

/* Skeleton Loading */
.skeleton {
    background: linear-gradient(90deg, 
        rgba(12, 74, 110, 0.05) 0%, 
        rgba(12, 74, 110, 0.1) 50%, 
        rgba(12, 74, 110, 0.05) 100%);
    background-size: 200% 100%;
    animation: skeletonLoading 1.5s ease-in-out infinite;
    border-radius: var(--border-radius);
}

@keyframes skeletonLoading {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.skeleton-text {
    height: 1em;
    margin-bottom: 0.5em;
}

.skeleton-title {
    height: 2em;
    width: 70%;
    margin-bottom: 1em;
}

.skeleton-card {
    height: 200px;
    border-radius: 20px;
}

/* Page Transition Effects - DISABLED */
/* .page-transition {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    z-index: 9999;
    transform: translateX(-100%);
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.page-transition.active {
    transform: translateX(0);
}

.page-transition.exit {
    transform: translateX(100%);
} */

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-4);
    color: var(--primary-blue);
}

h1 {
    font-size: var(--font-size-5xl);
    font-weight: 700;
}

h2 {
    font-size: var(--font-size-4xl);
}

h3 {
    font-size: var(--font-size-3xl);
}

p {
    margin-bottom: var(--spacing-4);
    max-width: 65ch;
}

/* Advanced Section Styles */
.section {
    padding: var(--spacing-20) 0;
    position: relative;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-20);
    position: relative;
    font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-4xl));
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.section-title::before {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, rgba(12, 74, 110, 0.1), rgba(13, 148, 136, 0.1));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    z-index: -1;
    filter: blur(1px);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -var(--spacing-6);
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 4px;
    box-shadow: 0 4px 8px rgba(12, 74, 110, 0.2);
}


.section-subtitle {
    text-align: center;
    font-size: var(--font-size-xl);
    font-weight: 300;
    color: var(--text-light);
    margin-bottom: var(--spacing-16);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/* Advanced Animations & Scroll Effects */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Simplified Scroll Animation Classes */
.scroll-animate {
    opacity: 0;
    transition: all 0.4s ease-out;
}

.scroll-animate.animate {
    opacity: 1;
}

.fade-up {
    transform: translateY(20px);
}

.fade-up.animate {
    transform: translateY(0);
}

.fade-down {
    transform: translateY(-20px);
}

.fade-down.animate {
    transform: translateY(0);
}

.fade-left {
    transform: translateX(-20px);
}

.fade-left.animate {
    transform: translateX(0);
}

.fade-right {
    transform: translateX(20px);
}

.fade-right.animate {
    transform: translateX(0);
}

.scale-in {
    transform: scale(0.9);
}

.scale-in.animate {
    transform: scale(1);
}

/* Simplified Motion Elements */
.parallax-element {
    transition: transform 0.2s ease-out;
}

/* Simplified Animation Delays */
.stagger-1 { animation-delay: 0.05s; transition-delay: 0.05s; }
.stagger-2 { animation-delay: 0.1s; transition-delay: 0.1s; }
.stagger-3 { animation-delay: 0.15s; transition-delay: 0.15s; }
.stagger-4 { animation-delay: 0.2s; transition-delay: 0.2s; }
.stagger-5 { animation-delay: 0.25s; transition-delay: 0.25s; }
.stagger-6 { animation-delay: 0.3s; transition-delay: 0.3s; }

/* Performance Optimizations */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .about::before,
    .about::after,
    .footer::before,
    .footer::after {
        animation: none !important;
        transform: none !important;
    }
}

/* Mobile Performance Optimizations */
@media (max-width: 768px) {
    /* Disable heavy animations on mobile devices */
    .about::before,
    .about::after,
    .footer::before,
    .footer::after,
    .particle,
    .molecule,
    .shape {
        animation-duration: 0.1s !important;
        animation-iteration-count: 1 !important;
    }
    
    /* Remove backdrop filters on mobile */
    * {
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
    }
    
    /* Simplify shadows and transforms */
    .scroll-animate {
        transition-duration: 0.2s !important;
    }
}

/* Low-Performance Device Optimizations */
@media (max-width: 480px) {
    /* Disable all decorative animations */
    .particle,
    .molecule,
    .shape,
    .about::before,
    .about::after,
    .footer::before,
    .footer::after {
        animation: none !important;
        transform: none !important;
    }
    
    /* Disable will-change and simplify all animations */
    * {
        will-change: auto !important;
        transition-duration: 0.1s !important;
    }
}

/* Ultra-High Performance Mode */
@media (max-width: 320px) {
    /* Disable all animations and transitions */
    * {
        animation: none !important;
        transition: none !important;
        transform: none !important;
    }
    
    .scroll-animate {
        opacity: 1 !important;
    }
}

/* Modern Responsive Design */

/* Large Screens & 4K */
@media (min-width: 1400px) {
    :root {
        --font-size-5xl: 4rem;
        --font-size-4xl: 3rem;
        --spacing-20: 8rem;
    }
    
    .container {
        max-width: 1200px;
    }
    
    .molecular-structure {
        width: 200px;
        height: 200px;
        left: 2%;
    }
}

/* Desktop */
@media (min-width: 1024px) and (max-width: 1399px) {
    .section {
        padding: var(--spacing-16) 0;
    }
}

/* Tablet Landscape */
@media (min-width: 769px) and (max-width: 1023px) {
    :root {
        --font-size-5xl: 3.5rem;
        --font-size-4xl: 2.5rem;
        --spacing-20: 4rem;
        --spacing-16: 3rem;
    }
    
    .about-main-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-10);
    }
    
    .logo-meaning-card {
        grid-column: 1;
    }
    
    .values-interactive-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-6);
        padding: 0 var(--spacing-2);
    }
    
    .value-interactive-card {
        min-height: 180px;
        padding: var(--spacing-6);
    }
    
    .value-icon {
        width: 70px;
        height: 70px;
        margin-bottom: var(--spacing-4);
    }
    
    .value-icon i {
        font-size: 2rem;
    }
    
    .about-molecular-structure {
        width: 250px;
        height: 250px;
        left: 3%;
        top: 15%;
    }
    
    .about-hexagonal-grid {
        width: 300px;
        height: 300px;
        right: 3%;
        bottom: 15%;
    }
    
    .contact-grid {
        gap: var(--spacing-10);
    }
    
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-6);
    }
}

/* Tablet Portrait & Mobile Landscape */
@media (max-width: 768px) {
    :root {
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.5rem;
        --spacing-20: 3rem;
        --spacing-16: 2.5rem;
        --spacing-12: 2rem;
    }
    
    .about-main-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-8);
    }
    
    .logo-meaning-card {
        grid-column: 1;
    }
    
    .about-mission-vision {
        gap: var(--spacing-4);
    }
    
    .values-interactive-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-4);
        padding: 0;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .value-interactive-card {
        min-height: 160px;
        padding: var(--spacing-6);
    }
    
    .value-icon {
        width: 60px;
        height: 60px;
        margin-bottom: var(--spacing-3);
    }
    
    .value-icon i {
        font-size: 1.8rem;
    }
    
    .values-title {
        font-size: clamp(2rem, 8vw, 2.8rem);
    }
    
    .values-subtitle {
        font-size: var(--font-size-lg);
        padding: 0 var(--spacing-4);
    }
    
    .value-interactive-card h4 {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-2);
    }
    
    .value-interactive-card p {
        font-size: var(--font-size-xs);
        line-height: 1.4;
    }
    
    .about-header {
        padding-top: var(--spacing-6);
        margin-bottom: var(--spacing-8);
    }
    
    .about-story-card {
        padding: var(--spacing-6);
    }
    
    .mission-card, .vision-card {
        padding: var(--spacing-6);
    }
    
    .logo-meaning-card {
        padding: var(--spacing-6);
    }
    
    .value-interactive-card {
        padding: var(--spacing-6);
    }
    
    .about-molecular-structure {
        width: 180px;
        height: 180px;
        left: 2%;
        top: 10%;
        opacity: 0.05;
    }
    
    .about-hexagonal-grid {
        width: 200px;
        height: 200px;
        right: 2%;
        bottom: 10%;
        opacity: 0.03;
    }
    
    .value-letter {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .card-icon {
        width: 36px;
        height: 36px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-8);
    }
    
    .values-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-6);
    }
    
    .molecular-structure {
        width: 180px;
        height: 180px;
        left: 3%;
        bottom: 15%;
    }
    
    .value-badge {
        padding: 0.4rem 0.8rem;
        font-size: var(--font-size-xs);
    }
    
    /* Responsive Particle & Glass Elements */
    .particle-storm {
        opacity: 0.6;
    }
    
    .glass-card-1 {
        width: 120px;
        height: 80px;
    }
    
    .glass-card-2 {
        width: 100px;
        height: 60px;
    }
    
    .glass-card-3 {
        width: 110px;
        height: 50px;
    }
    
    .container {
        padding: 0 var(--spacing-4);
    }
    
    .section-title {
        margin-bottom: var(--spacing-12);
    }
    
    .section-subtitle {
        margin-bottom: var(--spacing-12);
    }
}

/* Mobile Portrait */
@media (max-width: 480px) {
    .values-interactive-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-6);
        max-width: 350px;
    }
    
    .value-interactive-card {
        min-height: 180px;
        padding: var(--spacing-8);
    }
    
    .value-icon {
        width: 70px;
        height: 70px;
        margin-bottom: var(--spacing-4);
    }
    
    .value-icon i {
        font-size: 2rem;
    }
    :root {
        --spacing-20: 2rem;
        --spacing-16: 1.5rem;
        --spacing-12: 1.5rem;
        --spacing-10: 1.25rem;
    }
    
    .container {
        padding: 0 var(--spacing-3);
    }
    
    .value-card {
        padding: var(--spacing-6);
    }
    
    .value-icon {
        width: 48px;
        height: 48px;
    }
    
    .contact-form, .contact-info {
        padding: var(--spacing-6);
    }
    
    .about-content {
        padding: var(--spacing-6);
    }
}

/* Small Mobile */
@media (max-width: 320px) {
    .container {
        padding: 0 var(--spacing-2);
    }
    
    .value-card, .contact-form, .contact-info {
        padding: var(--spacing-4);
    }
}

/* Touch Device Optimizations & Performance */
@media (hover: none) and (pointer: coarse) {
    /* Touch-specific styles */
    .form-submit {
        min-height: 44px;
        min-width: 44px;
    }
    
    .about-story-card:hover, .mission-card:hover, .vision-card:hover, 
    .logo-meaning-card:hover, .value-interactive-card:hover, .contact-form:hover {
        transform: none;
    }
    
    .about-story-card:active, .mission-card:active, .vision-card:active,
    .logo-meaning-card:active, .value-interactive-card:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }
    
    .about-particle-storm {
        display: none;
    }
    
    /* Disable hover animations on touch devices */
    .form-submit:hover {
        transform: none;
    }
    
    .form-submit:active {
        transform: scale(0.98);
    }
    
    /* Performance Optimizations for Touch Devices */
    .particle-storm {
        display: none;
    }
    
    .glass-card {
        backdrop-filter: none;
        background: rgba(255, 255, 255, 0.1);
    }
}

/* Reduced Motion Preferences */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .particle-storm {
        display: none;
    }
}

/* High DPI Displays */
@media (min-resolution: 192dpi), (min-resolution: 2dppx) {
    /* Sharper rendering for high DPI */
}

/* Landscape Mobile Phones */
@media (max-height: 500px) and (orientation: landscape) {
    .molecular-structure {
        width: 120px;
        height: 120px;
        left: 5%;
        bottom: 25%;
        opacity: 0.05;
    }
    
    .hexagonal-grid {
        opacity: 0.03;
    }
    
    .value-badge {
        padding: 0.3rem 0.6rem;
        font-size: 0.75rem;
        border-radius: 15px;
    }
    
    /* Mobile Performance Optimizations */
    .particle-storm {
        opacity: 0.3;
    }
    
    .particle {
        display: none;
    }
    
    .particle:nth-child(1),
    .particle:nth-child(3),
    .particle:nth-child(5) {
        display: block;
        animation-duration: 20s;
    }
    
    .glassmorphism-elements {
        opacity: 0.5;
    }
    
    .glass-card {
        backdrop-filter: blur(2px);
    }
    
    .section {
        padding: var(--spacing-12) 0;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .parallax-element {
        transform: none !important;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --secondary-white: #1a1a1a;
        --text-charcoal: #e5e7eb;
        --text-light: #9ca3af;
        --light-gray: #111827;
        --border-gray: #374151;
    }
}

/* Focus Styles for Keyboard Navigation */
.keyboard-navigation *:focus {
    outline: 2px solid var(--accent-teal);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .nav, .nav-overlay, 
    .form-submit {
        display: none !important;
    }
    
    .section {
        padding: var(--spacing-8) 0;
        break-inside: avoid;
    }
    
    .about-story-card, .mission-card, .vision-card, .logo-meaning-card, .value-interactive-card, .contact-info {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-teal));
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-to-top:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 6px 25px rgba(59, 130, 246, 0.4);
    background: linear-gradient(135deg, var(--accent-teal), var(--primary-blue));
}

.scroll-to-top:active {
    transform: translateY(-1px) scale(1.02);
}

/* Mobile responsive */
@media (max-width: 768px) {
    .scroll-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
        font-size: 16px;
    }
}

@media print {
    .nav, .form-submit, .scroll-to-top {
        display: none;
    }
    
    .section {
        padding: var(--spacing-8) 0;
        break-inside: avoid;
    }
}