@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

/* Root Variables for Better Theming */
:root {
    --navbar-height-desktop: 65px;
    --navbar-height-mobile: 90px; /* Increased to accommodate both top navbar and main navbar */
    --primary-color: #0284c7;
    --primary-hover: #0369a1;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.6s ease;
    --border-radius: 0.5rem;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
}

/* Base Styles */
* {
    box-sizing: border-box;
}

html, body {
    overflow-x: hidden;
    max-width: 100vw;
}

body {
    font-family: 'Poppins', sans-serif;
    padding-top: var(--navbar-height-desktop);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Prevent horizontal scroll on all elements */
* {
    max-width: 100%;
}

/* Container responsive adjustments */
.container {
    width: 100%;
    margin-left: auto;
    margin-right: auto;
}

/* Ensure all sections are properly contained */
section {
    overflow-x: hidden;
    width: 100%;
}

/* Text wrapping for all text elements */
p, span, div, h1, h2, h3, h4, h5, h6 {
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
}

/* Mobile-first approach - Updated breakpoint to match navbar breakpoints */
@media (max-width: 1023px) {
    body {
        padding-top: var(--navbar-height-mobile);
    }
}

/* Improved Section Animations */
.section-fade {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
    will-change: opacity, transform;
}

.section-fade.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Enhanced Top Navbar Styles */
#navbar-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
}

#top-navbar {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: transform 0.3s ease-in-out;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    z-index: 51;
}

/* Top navbar contact links hover effects */
.top-nav-link {
    transition: all 0.3s ease;
    border-radius: 0.5rem;
    position: relative;
}

.top-nav-link:hover {
    transform: translateY(-1px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Top navbar icons animation */
.top-nav-icon {
    transition: all 0.3s ease;
    color: rgba(255, 255, 255, 0.9);
}

.top-nav-link:hover .top-nav-icon {
    transform: scale(1.15);
    color: rgba(255, 255, 255, 1);
}

/* Mobile top navbar improvements */
@media (max-width: 1023px) {
    .top-nav-link {
        border-radius: 0.375rem;
        backdrop-filter: blur(4px);
    }
    
    .top-nav-link:hover {
        background: rgba(255, 255, 255, 0.2);
        transform: translateY(-1px) scale(1.02);
    }
    
    .top-nav-icon {
        filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
    }
}

/* Theme toggle enhanced animation */
.theme-toggle-icon {
    transition: transform 0.5s ease;
}

.theme-toggle:hover .theme-toggle-icon {
    transform: rotate(180deg);
}

/* Resume download button animation */
.resume-download-icon {
    transition: transform 0.3s ease;
}

.resume-download:hover .resume-download-icon {
    transform: translateY(2px);
}

/* Bangladesh flag pulse animation */
@keyframes flag-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.flag-pulse {
    animation: flag-pulse 2s infinite;
}

/* HIRE ME Badge Animation */
@keyframes hire-me-pulse {
    0%, 100% { 
        transform: translateX(-50%) scale(1);
        box-shadow: 0 4px 15px rgba(2, 132, 199, 0.3), 0 0 20px rgba(2, 132, 199, 0.2);
    }
    50% { 
        transform: translateX(-50%) scale(1.05);
        box-shadow: 0 6px 20px rgba(2, 132, 199, 0.4), 0 0 30px rgba(2, 132, 199, 0.3);
    }
}

@keyframes hire-me-glow {
    0%, 100% { 
        background: linear-gradient(135deg, #0ea5e9, #0284c7);
    }
    50% { 
        background: linear-gradient(135deg, #38bdf8, #0ea5e9);
    }
}

.hire-me-badge {
    animation: hire-me-pulse 2s ease-in-out infinite, hire-me-glow 3s ease-in-out infinite;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: fit-content;
    white-space: nowrap;
}

.hire-me-badge:hover {
    transform: translateX(-50%) scale(1.1) !important;
    box-shadow: 0 8px 25px rgba(2, 132, 199, 0.5), 0 0 40px rgba(2, 132, 199, 0.4) !important;
}

/* Mobile-specific adjustments for HIRE ME badge */
@media (max-width: 480px) {
    .hire-me-badge {
        font-size: 0.75rem;
    }
    
    @keyframes hire-me-pulse {
        0%, 100% { 
            transform: translateX(-50%) scale(1);
            box-shadow: 0 2px 10px rgba(2, 132, 199, 0.3), 0 0 15px rgba(2, 132, 199, 0.2);
        }
        50% { 
            transform: translateX(-50%) scale(1.03);
            box-shadow: 0 4px 15px rgba(2, 132, 199, 0.4), 0 0 20px rgba(2, 132, 199, 0.3);
        }
    }
    
    .hire-me-badge:hover {
        transform: translateX(-50%) scale(1.05) !important;
        box-shadow: 0 6px 20px rgba(2, 132, 199, 0.5), 0 0 30px rgba(2, 132, 199, 0.4) !important;
    }
}

/* Enhanced Navbar Styles */
nav {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.dark nav {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Enhanced main navbar styling */
nav {
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.dark nav {
    background: rgba(31, 41, 55, 0.98);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Navigation Link Hover Effects */
.nav-link-underline {
    position: relative;
    overflow: hidden;
}

.nav-link-underline::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-hover));
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link-underline:hover::after {
    width: 100%;
}

/* Enhanced Logo Hover Effect */
.logo-hover {
    transition: all 0.3s ease;
}

.logo-hover:hover {
    transform: scale(1.02);
}

/* CTA Button Enhanced Styles */
.cta-button {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    box-shadow: 0 4px 15px rgba(2, 132, 199, 0.2);
    transition: all 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(2, 132, 199, 0.3);
}

.cta-button:active {
    transform: translateY(0);
}

/* Mobile Menu Enhanced Styles */
.mobile-menu {
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    background: rgba(255, 255, 255, 0.95);
    border-top: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
}

.dark .mobile-menu {
    background: rgba(31, 41, 55, 0.95);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
}

/* Mobile Menu Button Enhanced */
.mobile-menu-button {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: all 0.3s ease;
}

.mobile-menu-button:hover {
    transform: scale(1.05);
}

/* Mobile Navigation Improvements */
.mobile-menu {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.dark .mobile-menu {
    background-color: rgba(31, 41, 55, 0.95);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Extra small breakpoint for mobile navbar */
@media (min-width: 480px) {
    .xs\:inline {
        display: inline !important;
    }
    .xs\:hidden {
        display: none !important;
    }
}

/* Hamburger Menu Animation */
.hamburger {
    transition: transform var(--transition-normal);
}

.hamburger.active {
    transform: rotate(90deg);
}

.hamburger svg {
    transition: all var(--transition-normal);
}

.hamburger.active svg {
    transform: scale(1.1);
}

/* Performance Optimizations */
.animate-float {
    will-change: transform;
}

/* Smooth Scrolling Enhancement */
html {
    scroll-behavior: smooth;
}

/* Focus Styles for Accessibility */
button:focus,
a:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Image Optimization */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Card Hover Effects */
.card-hover {
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.card-hover:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* Mobile Typography Improvements */
@media (max-width: 640px) {
    h1 {
        font-size: 2rem !important;
        line-height: 1.2;
    }
    
    h2 {
        font-size: 1.75rem !important;
    }
    
    h3 {
        font-size: 1.5rem !important;
    }
    
    .hero-text {
        font-size: 1.125rem !important;
        line-height: 1.6;
    }
}

/* Extra Small Screens (200px - 320px) */
@media (max-width: 320px) {
    :root {
        --navbar-height-mobile: 100px;
    }
    
    body {
        padding-top: var(--navbar-height-mobile);
        overflow-x: hidden;
    }
    
    /* Container adjustments for very small screens */
    .container {
        padding-left: 0.75rem !important;
        padding-right: 0.75rem !important;
        max-width: 100% !important;
    }
    
    /* Typography for very small screens */
    h1 {
        font-size: 1.5rem !important;
        line-height: 1.3 !important;
    }
    
    h2 {
        font-size: 1.25rem !important;
        line-height: 1.4 !important;
    }
    
    h3 {
        font-size: 1.125rem !important;
        line-height: 1.4 !important;
    }
    
    .hero-text {
        font-size: 0.875rem !important;
        line-height: 1.5 !important;
    }
    
    /* Button adjustments */
    .btn-primary,
    button,
    a[class*="bg-"] {
        padding: 0.5rem 0.75rem !important;
        font-size: 0.875rem !important;
        min-height: 2.5rem;
    }
    
    /* Profile image adjustments */
    .profile-image-container {
        width: 14rem !important;
        height: 14rem !important;
    }
    
    .profile-image-container img {
        object-position: center center !important;
        object-fit: contain !important;
        transform: scale(1) !important;
    }
    
    /* Spacing adjustments */
    .space-x-4 > * + * {
        margin-left: 0.5rem !important;
    }
    
    .space-y-4 > * + * {
        margin-top: 0.5rem !important;
    }
    
    /* Padding adjustments */
    .px-4 {
        padding-left: 0.75rem !important;
        padding-right: 0.75rem !important;
    }
    
    .py-4 {
        padding-top: 0.75rem !important;
        padding-bottom: 0.75rem !important;
    }
    
    /* Margin adjustments */
    .mb-6 {
        margin-bottom: 1rem !important;
    }
    
    .mb-8 {
        margin-bottom: 1.5rem !important;
    }
    
    /* Flex adjustments */
    .flex-col {
        gap: 0.5rem !important;
    }
    
    .flex-wrap {
        gap: 0.25rem !important;
    }
}

/* Small Screens (321px - 480px) */
@media (min-width: 321px) and (max-width: 480px) {
    .container {
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }
    
    /* Ensure proper text wrapping */
    .whitespace-nowrap {
        white-space: normal !important;
    }
    
    /* Adjust button sizes */
    .btn-primary {
        padding: 0.625rem 1rem !important;
        font-size: 0.9rem !important;
    }
}

/* Button Optimizations */
.btn-primary {
    background-color: var(--primary-color);
    transition: all var(--transition-fast);
    transform: translateY(0);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-primary:active {
    transform: translateY(0);
}

/* Loading States */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* 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;
    }
    
    .section-fade {
        transition: none;
    }
    
    .animate-float {
        animation: none;
    }
}

/* Print Styles */
@media print {
    .fixed,
    .navbar,
    button {
        display: none !important;
    }
    
    body {
        padding-top: 0 !important;
    }
    
    .section-fade {
        opacity: 1 !important;
        transform: none !important;
    }
}

/* Prevent horizontal overflow and ensure proper responsive behavior */
html, body {
    overflow-x: hidden;
    max-width: 100vw;
}

* {
    max-width: 100%;
    box-sizing: border-box;
}

.container, section, div {
    max-width: 100%;
}

/* Ensure text wrapping */
p, span, a, h1, h2, h3, h4, h5, h6 {
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
}

/* Footer Responsive Enhancements */
footer {
    min-height: auto;
}

footer .container {
    width: 100%;
    max-width: 100%;
}

footer h4 {
    word-wrap: break-word;
    hyphens: auto;
}

footer p, footer span {
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
}

footer ul li {
    word-wrap: break-word;
    overflow-wrap: break-word;
}

footer .grid {
    width: 100%;
    max-width: 100%;
}

/* Footer specific breakpoints for very small screens */
@media (max-width: 320px) {
    footer {
        padding-top: 1rem !important;
        padding-bottom: 1rem !important;
    }
    
    footer .container {
        padding-left: 0.75rem !important;
        padding-right: 0.75rem !important;
    }
    
    footer .grid {
        gap: 1rem !important;
        grid-template-columns: 1fr !important;
    }
    
    footer h4 {
        font-size: 0.875rem !important;
        margin-bottom: 0.75rem !important;
        line-height: 1.25;
    }
    
    footer p, footer span, footer a {
        font-size: 0.75rem !important;
        line-height: 1.4;
    }
    
    footer .border-t {
        margin-top: 1rem !important;
        padding-top: 1rem !important;
    }
    
    footer .flex.space-x-3 {
        gap: 0.5rem !important;
    }
    
    footer .flex.space-x-3 a {
        padding: 0.25rem !important;
        font-size: 0.875rem !important;
    }
    
    footer .space-y-2 > * + * {
        margin-top: 0.5rem !important;
    }
    
    footer .mb-4 {
        margin-bottom: 1rem !important;
    }
    
    footer .mb-3 {
        margin-bottom: 0.75rem !important;
    }
}

@media (min-width: 321px) and (max-width: 480px) {
    footer {
        padding-top: 1.5rem !important;
        padding-bottom: 1.5rem !important;
    }
    
    footer .container {
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }
    
    footer .grid {
        gap: 1.25rem !important;
    }
    
    footer h4 {
        font-size: 0.9375rem !important;
        margin-bottom: 0.875rem !important;
    }
    
    footer p, footer span, footer a {
        font-size: 0.8125rem !important;
    }
    
    footer .border-t {
        margin-top: 1.25rem !important;
        padding-top: 1.25rem !important;
    }
    
    footer .flex.space-x-3 {
        gap: 0.75rem !important;
    }
}

/* Footer grid layout improvements */
@media (max-width: 640px) {
    footer .grid {
        grid-template-columns: 1fr !important;
    }
    
    footer [class*="col-span"] {
        grid-column: span 1 !important;
    }
}

@media (min-width: 641px) and (max-width: 1023px) {
    footer .grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
    
    footer .sm\\:col-span-2 {
        grid-column: span 2 !important;
    }
    
    footer .sm\\:col-span-1 {
        grid-column: span 1 !important;
    }
}

/* Prevent footer content overflow */
footer * {
    max-width: 100%;
    box-sizing: border-box;
}

footer .break-words {
    word-break: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
}

footer .break-all {
    word-break: break-all;
    overflow-wrap: break-word;
}

/* Enhanced mobile footer navigation */
@media (max-width: 480px) {
    footer ul li a {
        display: block;
        padding: 0.375rem 0;
        border-radius: 0.25rem;
        transition: background-color 0.2s ease;
    }
    
    footer ul li a:hover {
        background-color: rgba(255, 255, 255, 0.05);
        padding-left: 0.25rem;
    }
    
    footer .flex.items-center i {
        margin-right: 0.5rem;
        width: 1rem;
        text-align: center;
    }
}

/* Footer accessibility improvements */
footer a:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
    border-radius: 0.25rem;
}

footer .flex-shrink-0 {
    flex-shrink: 0;
}

/* LeetCode Icon Support - Enhanced */
.fab.fa-leetcode {
    color: inherit !important;
    font-family: "Font Awesome 6 Brands", "Font Awesome 5 Brands", sans-serif !important;
}

/* Ensure LeetCode icon displays in light mode */
.fab.fa-leetcode {
    color: currentColor !important;
}

/* Dark mode LeetCode icon */
.dark .fab.fa-leetcode {
    color: currentColor !important;
}

/* Multiple LeetCode icon content options */
.fab.fa-leetcode::before {
    content: "\f5cf" !important; /* Primary LeetCode icon */
    font-family: "Font Awesome 6 Brands", "Font Awesome 5 Brands", sans-serif !important;
    font-weight: 400 !important;
}

/* Fallback if primary icon doesn't work */
.fab.fa-leetcode:not([data-icon])::before {
    content: "\f121" !important; /* Alternative code icon */
}

/* Text fallback for LeetCode if Font Awesome completely fails */
.leetcode-fallback:not(.fab)::before,
.leetcode-fallback.fab:not([class*="fa-"])::before {
    content: "LC";
    font-family: inherit;
    font-weight: bold;
    font-size: 0.9em;
    display: inline-block;
    text-align: center;
    width: 1em;
    color: inherit;
}

/* Ensure all social media icons inherit color properly */
.fab {
    color: currentColor !important;
    font-family: "Font Awesome 6 Brands", "Font Awesome 5 Brands", sans-serif !important;
}

/* Footer social icons specific styling */
footer .fab {
    color: inherit !important;
}

footer .fab.fa-leetcode {
    color: inherit !important;
}

/* Contact section social icons */
.bg-primary-100 .fab.fa-leetcode,
.dark .bg-primary-900 .fab.fa-leetcode {
    color: inherit !important;
}

/* Ensure proper color inheritance in all contexts */
.text-primary-600 .fab.fa-leetcode {
    color: inherit !important;
}

.dark .text-primary-400 .fab.fa-leetcode {
    color: inherit !important;
}

/* Hover states for LeetCode icons */
.hover\:text-white:hover .fab.fa-leetcode,
.hover\:text-primary-400:hover .fab.fa-leetcode {
    color: inherit !important;
}

/* Enhanced icon color inheritance for all social icons */
.social-icon {
    color: inherit !important;
}

/* Specific styling for social media icons in different contexts */
footer .fab, 
.contact-section .fab {
    color: inherit;
    transition: color 0.3s ease;
}

/* Ensure proper color inheritance in dark/light mode */
.text-primary-600.dark\:text-primary-400 .fab,
.text-gray-400.hover\:text-white .fab,
.text-gray-400.hover\:text-primary-400 .fab {
    color: inherit !important;
}

/* Force color inheritance for all Font Awesome icons */
.fab, .fas, .far {
    color: inherit !important;
}

/* Ensure proper spacing in footer bottom section */
@media (max-width: 640px) {
    footer .order-1 {
        order: 1;
    }
    
    footer .order-2 {
        order: 2;
    }
    
    footer .space-y-3 > * + * {
        margin-top: 0.75rem;
    }
    
    footer .space-y-4 > * + * {
        margin-top: 1rem;
    }
}