/**
 * Custom Styles for Faculty of Management Science
 * Phetchabun Rajabhat University
 * Responsive Design with Bootstrap 5
 */

/* ==================== Root Variables ==================== */
:root {
    /* Primary Colors - Orange Theme */
    --primary-color: #FF4400;
    --primary-dark: #cc3600;
    --primary-light: #ff6b33;
    --primary-gradient: linear-gradient(135deg, #FF4400 0%, #ff6b33 100%);
    --pink-gradient: linear-gradient(135deg, #ff0095 0%, #ffffff 100%);
    
    /* Secondary Colors - Black */
    --secondary-color: #1a1a1a;
    --secondary-dark: #000000;
    --secondary-light: #333333;
    
    /* Neutral Colors */
    --white: #ffffff;
    --light-gray: #f8f9fa;
    --gray: #6c757d;
    --dark-gray: #495057;
    
    /* Text Colors */
    --text-primary: #1a1a1a;
    --text-secondary: #6c757d;
    --text-light: #ffffff;
    
    /* Fonts */
    --font-primary: 'Prompt', sans-serif;
    
    /* Spacing */
    --section-padding: 80px 0;
    --container-padding: 15px;
    
    /* Transitions */
    --transition-base: all 0.3s ease;
    --transition-slow: all 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.2);
}

/* ==================== Global Styles ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.min-vh-70 {
    min-height: 70vh;
}

/* ==================== Top Bar ==================== */
.top-bar {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 10px 0;
    font-size: 14px;
}

.top-bar-left,
.top-bar-right {
    display: flex;
    align-items: center;
}

.top-bar-right {
    justify-content: flex-end;
}

.top-bar-item {
    margin-right: 20px;
    white-space: nowrap;
}

@media (max-width: 575px) {
    .top-bar-item {
        margin-right: 10px;
        font-size: 12px;
    }
}

.top-bar-item i {
    color: var(--primary-color);
    margin-right: 5px;
}

.top-bar-social {
    color: var(--white);
    margin-left: 10px;
    font-size: 16px;
    transition: var(--transition-base);
}

.top-bar-social:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* ==================== Navigation ==================== */
.navbar {
    padding: 15px 0;
    transition: var(--transition-base);
}

.navbar.sticky-top {
    box-shadow: var(--shadow-md);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-img {
    height: 60px;
    width: auto;
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-color);
    line-height: 1.2;
}

.brand-subtitle {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.2;
}

.navbar-nav {
    flex-wrap: nowrap;
    white-space: nowrap;
}

.nav-link {
    color: var(--text-primary);
    font-weight: 500;
    padding: 10px 12px !important;
    position: relative;
    transition: var(--transition-base);
    white-space: nowrap;
    font-size: 0.9rem;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 15px;
    right: 15px;
    height: 2px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    transform: scaleX(1);
}

.dropdown-menu {
    border: none;
    box-shadow: var(--shadow-lg);
    border-radius: 8px;
    padding: 10px 0;
    margin-top: 10px;
}

.dropdown-item {
    padding: 10px 20px;
    transition: var(--transition-base);
}

.dropdown-item:hover {
    background-color: var(--primary-light);
    color: var(--white);
    padding-left: 25px;
}

/* News Dropdown - Show on hover for desktop */
@media (min-width: 992px) {
    .nav-item.dropdown:hover .dropdown-menu {
        display: block;
    }
}

/* ==================== Hero Carousel ==================== */
.hero-carousel {
    position: relative !important;
    width: 100vw !important;
    max-width: 100vw !important;
    margin-left: calc(-50vw + 50%) !important;
    margin-right: calc(-50vw + 50%) !important;
    padding: 0 !important;
    left: 0 !important;
    right: 0 !important;
    overflow: hidden !important;
    min-height: 400px; /* ให้สไลด์มีพื้นที่แสดงผลเสมอ */
    z-index: 1;
}

.hero-carousel .carousel-inner {
    height: 0;
    padding-bottom: 56.25%; /* 16:9 aspect ratio (default) - จะถูกปรับโดย JavaScript ตามรูปภาพจริง */
    min-height: 400px; /* รองรับเมื่อ padding-bottom ยังไม่คำนวณ */
    position: relative;
    width: 100% !important;
    max-width: 100vw !important;
    margin: 0 !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
    transition: padding-bottom 0.3s ease;
}

/* Tablet and Mobile: Full width carousel */
@media (max-width: 991px) {
    .hero-carousel {
        width: 100vw !important;
        max-width: 100vw !important;
        margin-left: calc(-50vw + 50%) !important;
        margin-right: calc(-50vw + 50%) !important;
        position: relative !important;
        left: 0 !important;
        right: 0 !important;
        padding: 0 !important;
    }
    
    .hero-carousel .carousel-inner {
        max-width: 100% !important;
        width: 100% !important;
        margin: 0 !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
    }
    
    .hero-carousel .carousel-item {
        width: 100% !important;
        max-width: 100% !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        background-color: #000 !important;
    }
    
    .hero-carousel .hero-image {
        width: 100% !important;
        max-width: 100vw !important;
        height: auto !important;
        min-height: 100% !important;
        object-fit: contain !important;
        object-position: center !important;
    }
}

.hero-carousel .carousel-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100% !important;
    max-width: 100vw !important;
    height: 100%;
    min-height: 400px;
    cursor: pointer;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #000;
}

/* Mobile: ปรับ carousel-item ให้แสดงรูปภาพเต็ม */
@media (max-width: 991px) {
    .hero-carousel .carousel-item {
        position: relative !important;
        min-height: 280px;
        overflow: visible;
        padding-bottom: 10px; /* เพิ่ม padding ด้านล่าง */
    }
    
    .hero-carousel .carousel-inner {
        height: auto !important;
        padding-bottom: 0 !important;
        margin-bottom: 0;
    }
    
    .hero-carousel .hero-image {
        transform-origin: center center;
    }
}

/* ป้องกันการซ้อนทับของ carousel items */
.hero-carousel .carousel-inner {
    position: relative;
}

/* Smooth transition สำหรับ carousel-fade */
.hero-carousel.carousel-fade .carousel-item {
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    display: flex;
}

.hero-carousel.carousel-fade .carousel-item.active {
    opacity: 1;
    z-index: 1;
}

.hero-carousel.carousel-fade .carousel-item:not(.active) {
    opacity: 0;
    z-index: 0;
}

/* Smooth transition สำหรับ carousel slide (ถ้าไม่ใช้ fade) */
.hero-carousel:not(.carousel-fade) .carousel-item {
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-carousel .carousel-item:hover .hero-image {
    transform: scale(1.02);
}

.hero-carousel .hero-image {
    width: 100% !important;
    height: 100%;
    max-width: 100vw !important;
    object-fit: cover;
    object-position: center;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.5s ease-in-out;
    display: block;
    margin: 0 !important;
}

/* Mobile: ใช้ contain เพื่อแสดงรูปภาพเต็มๆ */
@media (max-width: 991px) {
    .hero-carousel .hero-image {
        object-fit: contain;
        object-position: center;
        height: auto;
        min-height: 100%;
    }
    
    .hero-carousel .carousel-item {
        display: flex;
        align-items: center;
        justify-content: center;
        background-color: #000;
    }
}

/* Smooth image transition when using fade effect */
.hero-carousel.carousel-fade .hero-image {
    transition: opacity 0.5s ease-in-out, transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-carousel .carousel-indicators {
    bottom: 30px;
    z-index: 15;
}

.hero-carousel .carousel-indicators button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin: 0 5px;
    background-color: rgba(255, 255, 255, 0.5);
    border: 2px solid var(--white);
    transition: var(--transition-base);
}

.hero-carousel .carousel-indicators button.active {
    background-color: var(--primary-color);
    transform: scale(1.2);
}

.hero-carousel .carousel-control-prev,
.hero-carousel .carousel-control-next {
    width: 60px;
    height: 60px;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 68, 0, 0.3);
    border-radius: 50%;
    opacity: 0.7;
    transition: var(--transition-base);
    z-index: 50 !important;
    cursor: pointer !important;
    pointer-events: auto !important;
    position: absolute !important;
    border: none;
    outline: none;
}

@media (max-width: 991px) {
    .hero-carousel .carousel-control-prev,
    .hero-carousel .carousel-control-next {
        width: 50px;
        height: 50px;
    }
    
    .hero-carousel .carousel-control-prev-icon,
    .hero-carousel .carousel-control-next-icon {
        width: 20px;
        height: 20px;
    }
}

@media (max-width: 575px) {
    .hero-carousel {
        width: 100vw !important;
        max-width: 100vw !important;
        margin-left: calc(-50vw + 50%) !important;
        margin-right: calc(-50vw + 50%) !important;
        position: relative !important;
        left: 0 !important;
        right: 0 !important;
        padding: 0 !important;
    }
    
    .hero-carousel .carousel-inner {
        height: auto !important;
        padding-bottom: 0 !important;
        max-width: 100% !important;
        width: 100% !important;
        margin: 0 !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
    }
    
    .hero-carousel .carousel-item {
        position: relative !important;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        min-height: 300px;
    }
    
    .hero-carousel .hero-image {
        object-fit: cover;
    }
    
    .hero-carousel .carousel-control-prev,
    .hero-carousel .carousel-control-next {
        width: 40px;
        height: 40px;
    }
    
    .hero-carousel .carousel-control-prev {
        left: 5px;
    }
    
    .hero-carousel .carousel-control-next {
        right: 5px;
    }
    
    .hero-carousel .carousel-control-prev-icon,
    .hero-carousel .carousel-control-next-icon {
        width: 18px;
        height: 18px;
    }
}

.hero-carousel .carousel-control-prev:focus,
.hero-carousel .carousel-control-next:focus {
    outline: 2px solid rgba(255, 68, 0, 0.5);
    outline-offset: 2px;
}

.hero-carousel .carousel-control-prev {
    left: 30px;
}

.hero-carousel .carousel-control-next {
    right: 30px;
}

.hero-carousel .carousel-control-prev:hover,
.hero-carousel .carousel-control-next:hover {
    opacity: 1;
    background-color: var(--primary-color);
    transform: translateY(-50%) scale(1.1);
}

.hero-carousel .carousel-control-prev-icon,
.hero-carousel .carousel-control-next-icon {
    width: 24px;
    height: 24px;
}

/* ==================== Hero Overlay & Caption ==================== */
.hero-carousel .hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent;
    z-index: 1;
}

.hero-carousel .carousel-caption {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: calc(100% - 120px); /* ลดความกว้างเพื่อไม่ทับปุ่ม */
    max-width: 1400px;
    z-index: 2;
    bottom: auto;
    padding: 20px;
    pointer-events: none;
}

.hero-carousel .carousel-caption * {
    pointer-events: auto;
}

/* ป้องกันไม่ให้ carousel-caption ทับปุ่ม controls */
@media (min-width: 768px) {
    .hero-carousel .carousel-caption {
        left: 50%;
        transform: translate(-50%, -50%);
        padding-left: 60px;
        padding-right: 60px;
        width: calc(100% - 120px);
    }
}

/* ปรับ caption ให้พอดีกับเนื้อหา */
@media (max-width: 767px) {
    .hero-carousel .carousel-caption {
        width: calc(100% - 80px);
        padding: 15px;
    }
}

/* Carousel Slide Animation */
.carousel-item .hero-title,
.carousel-item .hero-subtitle,
.carousel-item .hero-description,
.carousel-item .hero-buttons {
    opacity: 0;
    transform: translateY(30px);
}

.carousel-item.active .hero-title {
    animation: slideInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) 0.1s forwards;
}

.carousel-item.active .hero-subtitle {
    animation: slideInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) 0.2s forwards;
}

.carousel-item.active .hero-description {
    animation: slideInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) 0.3s forwards;
}

.carousel-item.active .hero-buttons {
    animation: slideInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) 0.4s forwards;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero Text Styles */
.hero-carousel .hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    text-shadow: none;
    color: var(--white);
    line-height: 1.2;
}

.hero-carousel .hero-subtitle {
    font-size: 2rem;
    font-weight: 500;
    margin-bottom: 20px;
    text-shadow: none;
    color: #000000;
    line-height: 1.3;
}

.hero-carousel .hero-description {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.95;
    color: var(--white);
    text-shadow: none;
    line-height: 1.6;
}

.hero-carousel .hero-buttons .btn {
    padding: 12px 35px;
    font-weight: 500;
    border-radius: 50px;
    transition: var(--transition-base);
}

.btn-primary {
    background: var(--primary-gradient);
    border: none;
    color: var(--white);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    background: var(--primary-dark);
}

.btn-outline-light:hover {
    background-color: var(--white);
    color: var(--primary-color);
    transform: translateY(-3px);
}

/* ==================== Quick Links Section ==================== */
.quick-links-section {
    margin-top: -50px;
    position: relative;
    z-index: 10;
}

.quick-link-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--white);
    padding: 30px 20px;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    text-align: center;
    transition: var(--transition-base);
    min-height: 150px;
}

.quick-link-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    transition: var(--transition-base);
}

.quick-link-card span {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
}

.quick-link-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    background: var(--primary-gradient);
}

.quick-link-card:hover i,
.quick-link-card:hover span {
    color: var(--white);
}

/* ==================== Section Headers ==================== */
.section-header {
    margin-bottom: 40px;
}

.section-subtitle {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 10px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.section-divider {
    width: 80px;
    height: 4px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

/* ==================== Feature Cards Section ==================== */
.feature-cards-section {
    padding: var(--section-padding);
    background-color: var(--white);
}

.feature-card-link {
    display: block;
    text-decoration: none;
    height: 100%;
    transition: var(--transition-base);
}

.feature-card-link:hover {
    text-decoration: none;
    transform: translateY(-5px);
}

.feature-card {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
    min-height: 400px;
}

.feature-card-link:hover .feature-card {
    box-shadow: var(--shadow-xl);
    transform: translateY(-5px);
}

.feature-card-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    position: relative;
    background-color: rgba(0, 0, 0, 0.1);
}

.feature-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: var(--transition-slow);
}

.feature-card-link:hover .feature-card-image img {
    transform: scale(1.1);
}

.feature-card-content {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.feature-card-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.3;
    color: inherit;
}

.feature-card-description {
    font-size: 1rem;
    margin-bottom: 20px;
    flex: 1;
    color: inherit;
    opacity: 0.9;
    line-height: 1.6;
}

.feature-card-button {
    background-color: #000;
    color: #fff;
    border: none;
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: auto;
    width: fit-content;
}

.feature-card-link:hover .feature-card-button {
    background-color: #333;
    transform: scale(1.05);
}

.feature-card-button i {
    font-size: 1.2rem;
}

/* Responsive Feature Cards */
@media (max-width: 991px) {
    .feature-card {
        min-height: 350px;
    }
    
    .feature-card-image {
        height: 200px;
    }
    
    .feature-card-title {
        font-size: 1.3rem;
    }
}

@media (max-width: 767px) {
    .feature-card {
        min-height: 300px;
    }
    
    .feature-card-image {
        height: 180px;
    }
    
    .feature-card-content {
        padding: 20px;
    }
    
    .feature-card-title {
        font-size: 1.2rem;
    }
    
    .feature-card-description {
        font-size: 0.95rem;
    }
    
    .feature-card-button {
        padding: 10px 25px;
        font-size: 0.95rem;
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 575px) {
    .feature-card {
        min-height: 280px;
    }
    
    .feature-card-image {
        height: 150px;
    }
    
    .feature-card-content {
        padding: 15px;
    }
    
    .feature-card-title {
        font-size: 1.1rem;
        margin-bottom: 10px;
    }
    
    .feature-card-description {
        font-size: 0.9rem;
        margin-bottom: 15px;
    }
    
    .feature-card-button {
        padding: 8px 20px;
        font-size: 0.9rem;
    }
}

/* ==================== Highlight Cards Section ==================== */
.highlight-cards-section {
    padding: var(--section-padding);
    background-color: var(--white);
}

.highlight-card {
    display: block;
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-base);
    height: 400px;
    text-decoration: none;
}

.highlight-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.highlight-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

.highlight-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.2) 50%, transparent 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 30px;
    z-index: 2;
}

.highlight-content {
    text-align: center;
    color: var(--white);
}

.highlight-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    letter-spacing: 1px;
}

.highlight-subtitle {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.highlight-text {
    font-size: 1.5rem;
    color: var(--white);
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.highlight-button {
    display: inline-block;
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 12px 35px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition-base);
    box-shadow: var(--shadow-md);
}

.highlight-card:hover .highlight-button {
    background: var(--primary-gradient);
    transform: scale(1.05);
}

/* ==================== About Section ==================== */
.about-section {
    padding: var(--section-padding);
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: 12px;
}

.about-badge {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: var(--primary-gradient);
    color: var(--white);
    padding: 20px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.badge-year {
    display: block;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.badge-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
}

.about-content .lead {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.about-features {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.about-features li {
    padding: 10px 0;
    display: flex;
    align-items: center;
    font-size: 1.05rem;
}

.about-features i {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-right: 12px;
}

/* ==================== Programs Section ==================== */
.programs-section {
    padding: var(--section-padding);
}

.program-card {
    background: var(--white);
    padding: 35px 25px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition-base);
    height: 100%;
    border: 2px solid transparent;
}

.program-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.program-icon i {
    font-size: 2.5rem;
    color: var(--white);
}

.program-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.program-level {
    display: inline-block;
    background-color: var(--light-gray);
    color: var(--primary-color);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 15px;
}

.program-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.program-link {
    color: var(--primary-color);
    font-weight: 500;
    transition: var(--transition-base);
}

.program-link i {
    transition: var(--transition-base);
}

.program-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.program-card:hover .program-icon {
    transform: scale(1.1) rotate(5deg);
}

.program-card:hover .program-link {
    margin-left: 5px;
}

.program-card:hover .program-link i {
    transform: translateX(5px);
}

/* ==================== News Section ==================== */
.news-section {
    padding: var(--section-padding);
}

.news-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.news-image-link {
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

.news-image-link:hover {
    color: inherit;
}

.news-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.news-category {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--primary-gradient);
    color: var(--white);
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.news-content {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.news-meta i {
    color: var(--primary-color);
}

.news-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-primary);
    line-height: 1.4;
}

.news-excerpt {
    color: var(--text-secondary);
    margin-bottom: 20px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.6;
}

.news-link {
    color: var(--primary-color);
    font-weight: 500;
    transition: var(--transition-base);
}

.news-link i {
    transition: var(--transition-base);
}

.news-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

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

.news-card:hover .news-link i {
    transform: translateX(5px);
}

/* ==================== Video Section ==================== */
.video-section {
    padding: var(--section-padding);
    background-color: var(--white);
}

.video-card {
    cursor: pointer;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    background: var(--white);
    height: 100%;
}

.video-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.video-thumbnail {
    position: relative;
    overflow: hidden;
    padding-top: 56.25%; /* 16:9 Aspect Ratio */
}

.video-thumbnail img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.video-card:hover .video-thumbnail img {
    transform: scale(1.05);
}

.video-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 4rem;
    color: var(--white);
    opacity: 0.9;
    transition: var(--transition-base);
    text-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

.video-card:hover .video-play-btn {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.2);
    color: var(--primary-color);
}

.video-info {
    padding: 15px;
}

.video-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    min-height: 44px;
}

.video-views {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 5px;
}

.video-views i {
    color: var(--primary-color);
}

/* Video Modal */
#videoModal .modal-content {
    border: none;
    border-radius: 12px;
    overflow: hidden;
}

#videoModal .modal-header {
    background: var(--primary-gradient);
    color: var(--white);
    border-bottom: none;
}

#videoModal .btn-close {
    filter: brightness(0) invert(1);
}

/* ==================== Statistics Section ==================== */
.stats-section {
    background: var(--primary-gradient);
    padding: var(--section-padding);
}

.stat-item {
    padding: 20px;
}

.stat-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    opacity: 0.9;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.95;
    margin: 0;
}

/* ==================== Contact Section ==================== */
.contact-section {
    padding: var(--section-padding);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.contact-item i {
    font-size: 1.8rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.contact-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.contact-item p {
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.6;
}

.map-container {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

/* ==================== Footer ==================== */
.footer {
    background-color: var(--secondary-color);
    color: var(--white);
}

.footer-main {
    padding: 60px 0 30px;
}

.footer-widget {
    margin-bottom: 30px;
}

.footer-logo img {
    max-height: 60px;
}

.footer-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.footer-subtitle {
    font-size: 0.95rem;
    color: var(--white);
    opacity: 0.9;
    margin-bottom: 15px;
}

.footer-text {
    color: var(--white);
    opacity: 0.8;
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 10px;
}

.social-link {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition-base);
}

.social-link:hover {
    background: var(--primary-gradient);
    transform: translateY(-5px);
}

.widget-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--white);
    position: relative;
    padding-bottom: 10px;
}

.widget-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background: var(--primary-gradient);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--white);
    opacity: 0.8;
    transition: var(--transition-base);
    display: inline-flex;
    align-items: center;
}

.footer-links a i {
    font-size: 0.7rem;
    margin-right: 8px;
    color: var(--primary-color);
}

.footer-links a:hover {
    opacity: 1;
    padding-left: 5px;
    color: var(--primary-color);
}

.footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
    color: var(--white);
    opacity: 0.8;
}

.footer-contact i {
    font-size: 1.2rem;
    color: var(--primary-color);
    flex-shrink: 0;
    margin-top: 3px;
}

/* Visitor Statistics */
.visitor-stats {
    background: none;
    border-radius: 0;
    padding: 0;
    color: inherit;
}

.visitor-stats .widget-title {
    color: inherit;
    margin-bottom: 15px;
    font-size: 1.1rem;
    font-weight: 600;
}

.visitor-stat-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 10px;
    padding: 0;
    border: none;
    background: none;
}

.visitor-stat-item:last-child {
    margin-bottom: 0;
}

.visitor-stat-label {
    font-size: 0.9rem;
    color: inherit;
    margin: 0;
}

.visitor-stat-value {
    font-size: 1rem;
    font-weight: 600;
    color: inherit;
}

.footer-bottom {
    background-color: rgba(0, 0, 0, 0.2);
    padding: 20px 0;
}

.copyright-text {
    color: var(--white);
    opacity: 0.8;
    font-size: 0.9rem;
}

.footer-bottom-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    gap: 20px;
    justify-content: flex-end;
}

.footer-bottom-links a {
    color: var(--white);
    opacity: 0.8;
    font-size: 0.9rem;
    transition: var(--transition-base);
}

.footer-bottom-links a:hover {
    color: var(--primary-color);
    opacity: 1;
}

/* ==================== Scroll to Top Button ==================== */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    color: var(--white);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: 999;
    box-shadow: var(--shadow-lg);
}

.scroll-to-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* ==================== Utilities ==================== */
.bg-primary {
    background: var(--primary-gradient) !important;
}

.text-primary {
    color: var(--primary-color) !important;
}

/* ==================== Responsive Design ==================== */

/* Large Devices (Desktop, 992px and up) */
@media (min-width: 992px) {
    .container {
        max-width: 1400px;
    }
    
    .navbar .container {
        max-width: 1400px;
    }
    
    .navbar-nav {
        flex-wrap: nowrap;
        white-space: nowrap;
    }
    
    .nav-link {
        padding: 10px 10px !important;
        font-size: 0.9rem;
    }
    
    .brand-name {
        font-size: 16px;
    }
    
    .brand-subtitle {
        font-size: 12px;
    }
    
    .logo-img {
        height: 55px;
    }
}

/* Medium Devices (Tablets, 768px to 991px) */
@media (max-width: 991px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .brand-name {
        font-size: 16px;
    }
    
    .brand-subtitle {
        font-size: 12px;
    }
    
    .logo-img {
        height: 50px;
    }
    
    .navbar-nav {
        padding: 0 !important;
        margin: 0 !important;
    }
    
    .nav-item {
        margin: 0 !important;
        padding: 0 !important;
    }
    
    .nav-link {
        margin: 0 !important;
        padding: 12px 15px !important;
    }
    
    .nav-link::after {
        display: none;
    }
    
    .dropdown-menu {
        margin-top: 0 !important;
        margin-left: 0 !important;
        padding: 0 !important;
        border-radius: 0 !important;
        box-shadow: none !important;
        background: #f8f9fa !important;
        border: none !important;
    }
    
    .dropdown-item {
        padding: 12px 25px !important;
        margin: 0 !important;
        border-bottom: 1px solid rgba(0,0,0,0.05);
    }
    
    .dropdown-item:last-child {
        border-bottom: none;
    }
    
    .dropdown-divider {
        margin: 0 !important;
    }
    
    .footer-bottom-links {
        justify-content: center;
        margin-top: 15px;
    }
}

/* Small Devices (Mobile, 767px and below) */
@media (max-width: 767px) {
    :root {
        --section-padding: 50px 0;
    }
    
    .hero-carousel {
        width: 100vw !important;
        max-width: 100vw !important;
        margin-left: calc(-50vw + 50%) !important;
        margin-right: calc(-50vw + 50%) !important;
        position: relative !important;
        left: 0 !important;
        right: 0 !important;
        padding: 0 !important;
    }
    
    .hero-carousel .carousel-inner {
        max-width: 100% !important;
        width: 100% !important;
        margin: 0 !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
        padding-bottom: 56.25%; /* 16:9 aspect ratio - 1600×900px */
        max-width: 100%;
        margin: 0;
        width: 100%;
    }
    
    .hero-carousel .carousel-item {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        min-height: 350px;
    }
    
    .hero-carousel .carousel-control-prev,
    .hero-carousel .carousel-control-next {
        width: 45px;
        height: 45px;
    }
    
    .hero-carousel .carousel-control-prev {
        left: 10px;
    }
    
    .hero-carousel .carousel-control-next {
        right: 10px;
    }
    
    .hero-carousel .carousel-indicators {
        bottom: 15px;
    }
    
    .hero-carousel .carousel-indicators button {
        width: 8px;
        height: 8px;
        margin: 0 3px;
    }
    
    .hero-carousel .hero-image {
        width: 100%;
        height: 100%;
        max-width: 100%;
        object-fit: cover;
    }
    
    .hero-carousel .hero-title {
        font-size: 2rem;
    }
    
    .hero-carousel .hero-subtitle {
        font-size: 1.3rem;
    }
    
    .hero-carousel .hero-description {
        font-size: 0.95rem;
    }
    
    .hero-carousel .hero-buttons .btn {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .quick-links-section {
        margin-top: 0;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .brand-text {
        display: none;
    }
    
    .about-badge {
        bottom: 10px;
        right: 10px;
        padding: 15px;
    }
    
    .badge-number {
        font-size: 1.5rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .stat-icon {
        font-size: 2.5rem;
    }
    
    .highlight-card {
        height: 350px;
    }
    
    .highlight-title {
        font-size: 1.5rem;
    }
    
    .highlight-subtitle {
        font-size: 2rem;
    }
    
    .highlight-text {
        font-size: 1.2rem;
    }
    
    .highlight-button {
        padding: 10px 25px;
        font-size: 1rem;
    }
    
    .program-card,
    .news-card {
        margin-bottom: 20px;
    }
    
    .footer-widget {
        text-align: center;
    }
    
    .widget-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .footer-bottom-links {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
    
    .scroll-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

/* Extra Small Devices (Mobile, 575px and below) */
@media (max-width: 575px) {
    .hero-carousel .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-carousel .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .quick-link-card {
        padding: 20px 15px;
        min-height: 120px;
    }
    
    .quick-link-card i {
        font-size: 2rem;
    }
    
    .quick-link-card span {
        font-size: 0.95rem;
    }
    
    .top-bar {
        font-size: 12px;
        padding: 8px 0;
    }
    
    .top-bar-left,
    .top-bar-right {
        flex-direction: column;
        gap: 5px;
    }
    
    .page-title {
        font-size: 1.75rem;
    }
    
    .page-header {
        padding: 60px 0 40px;
    }
    
    .news-card-full,
    .personnel-card {
        margin-bottom: 20px;
    }
    
    .news-image-full,
    .personnel-image {
        height: 200px;
    }
    
    .personnel-filter {
        flex-direction: column;
        width: 100%;
    }
    
    .personnel-filter .form-select {
        width: 100%;
    }
    
    .table-responsive {
        font-size: 0.85rem;
    }
    
    .table-responsive th,
    .table-responsive td {
        padding: 8px 4px;
    }
    
    .btn {
        padding: 8px 15px;
        font-size: 0.9rem;
    }
    
    .form-control,
    .form-select {
        font-size: 0.95rem;
    }
}

/* Tablet Specific (768px to 991px) */
@media (min-width: 768px) and (max-width: 991px) {
    .container {
        max-width: 100%;
        padding-left: 20px;
        padding-right: 20px;
    }
    
    .hero-carousel .hero-title {
        font-size: 2.25rem;
    }
    
    .hero-carousel .hero-subtitle {
        font-size: 1.4rem;
    }
    
    .section-title {
        font-size: 2.25rem;
    }
    
    .news-card-full,
    .personnel-card {
        margin-bottom: 25px;
    }
    
    .news-image-full,
    .personnel-image {
        height: 220px;
    }
    
    .personnel-filter {
        flex-wrap: wrap;
    }
    
    .personnel-filter .form-select {
        min-width: 250px;
    }
    
    .table-responsive {
        font-size: 0.9rem;
    }
    
    .col-md-6 {
        margin-bottom: 20px;
    }
}

/* Large Mobile (576px to 767px) */
@media (min-width: 576px) and (max-width: 767px) {
    .hero-carousel .hero-title {
        font-size: 2rem;
    }
    
    .hero-carousel .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .section-title {
        font-size: 1.85rem;
    }
    
    .news-image-full,
    .personnel-image {
        height: 220px;
    }
    
    .personnel-filter .form-select {
        min-width: 200px;
    }
}

/* Extra Large Devices (1400px and up) */
@media (min-width: 1400px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-carousel .hero-title {
        font-size: 3.5rem;
    }
    
    .hero-carousel .hero-subtitle {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2.75rem;
    }
}

/* Landscape Orientation (Mobile) */
@media (max-width: 991px) and (orientation: landscape) {
    .hero-carousel .carousel-inner {
        height: 0;
        padding-bottom: 56.25%; /* 16:9 aspect ratio - 1600×900px */
    }
    
    .hero-carousel .carousel-item {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        min-height: 350px;
    }
    
    .hero-carousel .hero-image {
        width: 100%;
        height: 100%;
        max-width: 100%;
        object-fit: cover;
    }
    
    .page-header {
        padding: 80px 0 50px;
    }
}

/* Additional Responsive Improvements */
@media (max-width: 991px) {
    /* Page Headers */
    .page-header {
        padding: 80px 0 50px;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    /* Sections */
    .section-title {
        font-size: 2rem;
    }
    
    .section-subtitle {
        font-size: 0.9rem;
    }
    
    /* Cards */
    .program-card,
    .news-card,
    .personnel-card {
        margin-bottom: 25px;
    }
    
    /* Forms */
    .contact-form,
    .news-search {
        margin-bottom: 20px;
    }
    
    /* Tables */
    .table-responsive {
        font-size: 0.9rem;
    }
    
    /* Images */
    .news-image-full,
    .personnel-image,
    .program-image {
        height: 220px;
    }
}

@media (max-width: 767px) {
    /* Page Headers */
    .page-header {
        padding: 60px 0 40px;
    }
    
    .page-title {
        font-size: 1.75rem;
    }
    
    /* Sections */
    .section-title {
        font-size: 1.75rem;
    }
    
    .section-subtitle {
        font-size: 0.85rem;
    }
    
    /* Content Sections */
    .history-section,
    .programs-overview-section,
    .research-overview,
    .contact-info-section {
        padding: 40px 0;
    }
    
    /* Cards */
    .program-card,
    .news-card,
    .personnel-card {
        margin-bottom: 20px;
    }
    
    /* Images */
    .news-image-full,
    .personnel-image,
    .program-image {
        height: 200px;
    }
    
    /* Forms */
    .contact-form .form-control,
    .contact-form .form-select,
    .news-search .form-control {
        font-size: 0.9rem;
        padding: 10px 15px;
    }
    
    .contact-form .btn,
    .news-search .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    /* Tables */
    .table-responsive {
        font-size: 0.85rem;
    }
    
    .table-responsive th,
    .table-responsive td {
        padding: 10px 8px;
    }
    
    /* Contact Info Cards */
    .contact-info-card {
        margin-bottom: 20px;
    }
    
    /* Program Cards */
    .program-card {
        padding: 20px;
    }
    
    .program-card .card-title {
        font-size: 1.2rem;
    }
    
    /* Research Cards */
    .research-card {
        margin-bottom: 20px;
    }
    
    /* Statistics */
    .stat-number {
        font-size: 2.5rem;
    }
    
    .stat-label {
        font-size: 0.9rem;
    }
    
    /* Buttons */
    .btn-lg {
        padding: 12px 24px;
        font-size: 1rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    /* Text */
    .lead {
        font-size: 1.1rem;
    }
    
    /* Lists */
    .research-features,
    .program-features {
        font-size: 0.95rem;
    }
}

@media (max-width: 575px) {
    /* Page Headers */
    .page-header {
        padding: 50px 0 30px;
    }
    
    .page-title {
        font-size: 1.5rem;
    }
    
    /* Sections */
    .section-title {
        font-size: 1.5rem;
    }
    
    .section-subtitle {
        font-size: 0.8rem;
    }
    
    /* Content Sections */
    .history-section,
    .programs-overview-section,
    .research-overview,
    .contact-info-section {
        padding: 30px 0;
    }
    
    /* Images */
    .news-image-full,
    .personnel-image,
    .program-image {
        height: 180px;
    }
    
    /* Cards */
    .program-card,
    .news-card,
    .personnel-card,
    .contact-info-card {
        padding: 15px;
        margin-bottom: 15px;
    }
    
    .program-card .card-title {
        font-size: 1.1rem;
    }
    
    /* Forms */
    .contact-form .form-control,
    .contact-form .form-select,
    .news-search .form-control {
        font-size: 0.85rem;
        padding: 8px 12px;
    }
    
    .contact-form .btn,
    .news-search .btn {
        padding: 8px 16px;
        font-size: 0.85rem;
    }
    
    /* Tables */
    .table-responsive {
        font-size: 0.8rem;
    }
    
    .table-responsive th,
    .table-responsive td {
        padding: 8px 4px;
    }
    
    /* Statistics */
    .stat-number {
        font-size: 2rem;
    }
    
    .stat-label {
        font-size: 0.85rem;
    }
    
    /* Buttons */
    .btn-lg {
        padding: 10px 20px;
        font-size: 0.95rem;
    }
    
    .btn {
        padding: 8px 16px;
        font-size: 0.85rem;
    }
    
    /* Text */
    .lead {
        font-size: 1rem;
    }
    
    /* Lists */
    .research-features,
    .program-features {
        font-size: 0.9rem;
        padding-left: 20px;
    }
    
    /* Contact Info */
    .contact-info-item {
        margin-bottom: 15px;
    }
    
    .contact-info-item i {
        font-size: 1.5rem;
    }
    
    /* Google Maps */
    .map-container {
        height: 250px;
    }
}

/* Additional Global Responsive Improvements */

/* Ensure all images are responsive */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Full width container for hero carousel - All sizes */
.hero-carousel {
    width: 100vw !important;
    max-width: 100vw !important;
    margin-left: calc(-50vw + 50%) !important;
    margin-right: calc(-50vw + 50%) !important;
    position: relative !important;
    left: 0 !important;
    right: 0 !important;
    padding: 0 !important;
    overflow: hidden !important;
}

.hero-carousel .carousel-inner {
    width: 100% !important;
    max-width: 100vw !important;
    margin: 0 !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
}

.hero-carousel .carousel-item {
    width: 100% !important;
    max-width: 100vw !important;
}

.hero-carousel .hero-image {
    width: 100% !important;
    max-width: 100vw !important;
}

/* Ensure all tables are responsive */
table {
    width: 100%;
}

/* Ensure all forms are responsive */
.form-control,
.form-select,
.form-check-input {
    width: 100%;
}

/* Ensure all buttons don't overflow */
.btn {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Responsive text */
@media (max-width: 767px) {
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    h4 { font-size: 1.1rem; }
    h5 { font-size: 1rem; }
    h6 { font-size: 0.95rem; }
    
    .lead {
        font-size: 1.1rem;
    }
    
    p {
        font-size: 0.95rem;
    }
}

@media (max-width: 575px) {
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.35rem; }
    h3 { font-size: 1.2rem; }
    h4 { font-size: 1.05rem; }
    h5 { font-size: 0.95rem; }
    h6 { font-size: 0.9rem; }
    
    .lead {
        font-size: 1rem;
    }
    
    p {
        font-size: 0.9rem;
    }
}

/* Responsive containers */
@media (max-width: 991px) {
    .container {
        padding-left: 20px;
        padding-right: 20px;
    }
}

@media (max-width: 767px) {
    .container {
        padding-left: 15px;
        padding-right: 15px;
    }
}

@media (max-width: 575px) {
    .container {
        padding-left: 10px;
        padding-right: 10px;
    }
}

/* Responsive spacing */
@media (max-width: 767px) {
    .py-5 {
        padding-top: 2.5rem !important;
        padding-bottom: 2.5rem !important;
    }
    
    .py-4 {
        padding-top: 2rem !important;
        padding-bottom: 2rem !important;
    }
    
    .mb-5 {
        margin-bottom: 2rem !important;
    }
    
    .mb-4 {
        margin-bottom: 1.5rem !important;
    }
}

@media (max-width: 575px) {
    .py-5 {
        padding-top: 2rem !important;
        padding-bottom: 2rem !important;
    }
    
    .py-4 {
        padding-top: 1.5rem !important;
        padding-bottom: 1.5rem !important;
    }
    
    .mb-5 {
        margin-bottom: 1.5rem !important;
    }
    
    .mb-4 {
        margin-bottom: 1rem !important;
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    .btn,
    .nav-link,
    .card,
    .news-card-full,
    .personnel-card {
        -webkit-tap-highlight-color: rgba(255, 107, 44, 0.2);
    }
    
    .btn:active,
    .nav-link:active {
        transform: scale(0.98);
    }
    
    .form-control:focus,
    .form-select:focus {
        outline: 2px solid var(--primary-color);
        outline-offset: 2px;
    }
    
    /* Increase touch target sizes */
    .btn,
    .nav-link,
    .dropdown-item {
        min-height: 44px;
        min-width: 44px;
    }
}

/* Comprehensive Responsive Footer */
@media (max-width: 991px) {
    .footer-main {
        padding: 50px 0 25px;
    }
    
    .footer-widget {
        margin-bottom: 25px;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
}

@media (max-width: 767px) {
    .footer-main {
        padding: 40px 0 20px;
    }
    
    .footer-widget {
        margin-bottom: 20px;
    }
    
    .footer-title {
        font-size: 1.1rem;
    }
    
    .footer-subtitle {
        font-size: 0.85rem;
    }
    
    .footer-text {
        font-size: 0.9rem;
    }
    
    .footer-links {
        text-align: center;
    }
    
    .footer-contact {
        text-align: center;
    }
    
    .footer-contact li {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .footer-bottom {
        padding: 15px 0;
    }
    
    .copyright-text {
        font-size: 0.85rem;
        margin-bottom: 10px;
    }
    
    .footer-bottom-links {
        flex-direction: column;
        gap: 8px;
    }
    
    .footer-bottom-links a {
        font-size: 0.8rem;
    }
}

@media (max-width: 575px) {
    .footer-main {
        padding: 30px 0 15px;
    }
    
    .footer-title {
        font-size: 1rem;
    }
    
    .footer-text {
        font-size: 0.85rem;
    }
    
    .footer-links li {
        margin-bottom: 8px;
    }
    
    .footer-contact li {
        margin-bottom: 15px;
    }
    
    .copyright-text {
        font-size: 0.8rem;
    }
}

/* Comprehensive Responsive Navigation */
@media (max-width: 991px) {
    .navbar {
        padding: 10px 0;
    }
    
    .navbar-brand {
        gap: 10px;
    }
    
    .logo-img {
        height: 50px;
    }
    
    .nav-link {
        padding: 8px 12px !important;
    }
    
    .dropdown-menu {
        margin-top: 5px;
        padding: 5px 0;
    }
    
    .dropdown-item {
        padding: 8px 15px;
    }
}

@media (max-width: 767px) {
    .navbar {
        padding: 8px 0;
    }
    
    .logo-img {
        height: 45px;
    }
    
    .brand-text {
        display: none;
    }
    
    .navbar-toggler {
        padding: 4px 8px;
        font-size: 1rem;
    }
    
    .navbar-nav {
        padding: 0 !important;
        margin: 0 !important;
    }
    
    .nav-item {
        margin: 0 !important;
        padding: 0 !important;
    }
    
    .nav-link {
        padding: 12px 15px !important;
        font-size: 0.95rem;
        margin: 0 !important;
    }
    
    .dropdown-menu {
        margin-top: 0 !important;
        margin-left: 0 !important;
        padding: 0 !important;
        border-radius: 0 !important;
        box-shadow: none !important;
        background: #f8f9fa !important;
        border: none !important;
    }
    
    .dropdown-item {
        padding: 12px 25px !important;
        margin: 0 !important;
        border-bottom: 1px solid rgba(0,0,0,0.05);
        font-size: 0.9rem;
    }
    
    .dropdown-item:last-child {
        border-bottom: none;
    }
    
    .dropdown-divider {
        margin: 0 !important;
    }
    
    .nav-item.dropdown > .d-flex {
        margin: 0 !important;
        padding: 0 !important;
        gap: 0 !important;
    }
    
    .nav-item.dropdown .dropdown-toggle-split {
        margin: 0 !important;
    }
}

@media (max-width: 575px) {
    .navbar {
        padding: 5px 0;
    }
    
    .logo-img {
        height: 40px;
    }
    
    .navbar-toggler {
        padding: 3px 6px;
        font-size: 0.9rem;
    }
    
    .navbar-nav {
        padding: 0 !important;
        margin: 0 !important;
    }
    
    .nav-item {
        margin: 0 !important;
        padding: 0 !important;
    }
    
    .nav-link {
        padding: 12px 15px !important;
        font-size: 0.9rem;
        margin: 0 !important;
    }
    
    .dropdown-menu {
        margin-top: 0 !important;
        margin-left: 0 !important;
        padding: 0 !important;
        border-radius: 0 !important;
        box-shadow: none !important;
        background: #f8f9fa !important;
        border: none !important;
    }
    
    .dropdown-item {
        padding: 12px 25px !important;
        margin: 0 !important;
        border-bottom: 1px solid rgba(0,0,0,0.05);
    }
    
    .dropdown-item:last-child {
        border-bottom: none;
    }
    
    .dropdown-divider {
        margin: 0 !important;
    }
    
    .nav-item.dropdown > .d-flex {
        margin: 0 !important;
        padding: 0 !important;
        gap: 0 !important;
    }
    
    .nav-item.dropdown .dropdown-toggle-split {
        margin: 0 !important;
    }
}

/* Comprehensive Responsive Scroll to Top */
@media (max-width: 767px) {
    .scroll-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }
}

@media (max-width: 575px) {
    .scroll-to-top {
        bottom: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
        font-size: 0.9rem;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .logo-img,
    .hero-image img,
    .news-image-full img,
    .personnel-image img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* Print Styles */
@media print {
    .top-bar,
    .navbar,
    .hero-section,
    .footer,
    .scroll-to-top,
    .btn,
    .personnel-filter,
    .news-filter-section {
        display: none;
    }
    
    .page-header {
        padding: 20px 0;
        background: white;
        color: black;
    }
    
    .page-title {
        color: black;
    }
    
    .news-card-full,
    .personnel-card {
        break-inside: avoid;
        margin-bottom: 20px;
    }
}