/* Enhanced Base Styles for Responsive Design */

:root {
    --primary-color: #4a6fa5;
    --secondary-color: #166088;
    --accent-color: #4fc3f7;
    --text-color: #333;
    --light-bg: #f5f7fa;
    --white: #ffffff;
    --border-color: #e0e0e0;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --header-height: 70px;
    --sidebar-width: 250px;
    --sidebar-collapsed-width: 70px;
    --container-padding: 1rem;
    --border-radius: 8px;
}


/* CSS Reset and Base Styles */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--light-bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}


/* Improved container for all screen sizes */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}


/* Typography scaling */

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2rem, 5vw, 3rem);
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.5rem, 3.5vw, 2rem);
}

h4 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

h5 {
    font-size: clamp(1.125rem, 2.5vw, 1.5rem);
}

h6 {
    font-size: clamp(1rem, 2vw, 1.25rem);
}

p {
    margin-bottom: 1rem;
    font-size: clamp(0.875rem, 2.5vw, 1rem);
}


/* Enhanced Main Header with better mobile support */

.main-header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    height: var(--header-height);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    height: 100%;
}

.logo-container {
    display: flex;
    align-items: center;
    min-width: 0;
    /* Prevents flex overflow */
}

.logo-container img {
    height: 40px;
    width: auto;
    max-width: 100%;
}


/* Improved navigation for mobile */

.main-nav {
    transition: var(--transition);
}

.main-nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 1.25rem;
    flex-wrap: wrap;
}

.main-nav a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    white-space: nowrap;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--primary-color);
    background-color: rgba(74, 111, 165, 0.1);
}


/* Mobile menu toggle */

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    width: 30px;
    height: 30px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.mobile-menu-toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--text-color);
    margin: 2px 0;
    transition: var(--transition);
    border-radius: 3px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}


/* Breadcrumbs */

.breadcrumbs {
    background-color: var(--light-bg);
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.breadcrumbs ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.breadcrumbs li {
    display: flex;
    align-items: center;
    font-size: 0.875rem;
}

.breadcrumbs li:not(:last-child)::after {
    content: '/';
    margin: 0 0.5rem;
    color: var(--border-color);
}

.breadcrumbs a {
    color: var(--text-color);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumbs a:hover {
    color: var(--primary-color);
}

.breadcrumbs li:last-child a {
    color: var(--primary-color);
    font-weight: 500;
}


/* Enhanced Footer */

footer {
    background-color: var(--white);
    border-top: 1px solid var(--border-color);
    padding: 2.5rem 0 1.25rem;
    margin-top: 3.75rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 1.25rem;
}

.footer-logo img {
    height: 30px;
    width: auto;
    margin-right: 0.625rem;
}

.footer-logo span {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--secondary-color);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
}

.footer-column h3 {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

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

.footer-column li {
    margin-bottom: 0.625rem;
}

.footer-column a {
    color: var(--text-color);
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.875rem;
}

.footer-column a:hover {
    color: var(--primary-color);
}

.footer-social {
    text-align: center;
    margin-bottom: 1.25rem;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--light-bg);
    border-radius: 50%;
    color: var(--secondary-color);
    font-size: 1.125rem;
    transition: var(--transition);
    text-decoration: none;
}

.social-icons a:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-color);
    font-size: 0.875rem;
}


/* Utility Classes */

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

.mt-4 {
    margin-top: 1rem;
}

.mb-4 {
    margin-bottom: 1rem;
}

.py-4 {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

.flex {
    display: flex;
}

.flex-column {
    flex-direction: column;
}

.flex-wrap {
    flex-wrap: wrap;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.w-full {
    width: 100%;
}

.h-full {
    height: 100%;
}


/* Responsive Design */

@media (max-width: 1024px) {
     :root {
        --container-padding: 1.5rem;
    }
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
     :root {
        --header-height: 60px;
        --container-padding: 1rem;
    }
    .mobile-menu-toggle {
        display: flex;
    }
    .main-nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background-color: var(--white);
        box-shadow: var(--shadow);
        padding: 1rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
    }
    .main-nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    .main-nav ul {
        flex-direction: column;
        gap: 0.75rem;
    }
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-links {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    .social-icons {
        justify-content: center;
    }
}

@media (max-width: 480px) {
     :root {
        --container-padding: 0.75rem;
    }
    .logo-container img {
        height: 35px;
    }
    .footer-content {
        gap: 1.5rem;
    }
}


/* Safe area insets for modern mobile devices */

@supports(padding: max(0px)) {
    .container {
        padding-left: max(var(--container-padding), env(safe-area-inset-left));
        padding-right: max(var(--container-padding), env(safe-area-inset-right));
    }
    footer {
        padding-left: env(safe-area-inset-left);
        padding-right: env(safe-area-inset-right);
    }
}


/* Print styles */

@media print {
    .main-header,
    .breadcrumbs,
    footer {
        display: none !important;
    }
    body {
        background: white;
        color: black;
    }
    .container {
        max-width: 100%;
        padding: 0;
    }
}