:root {
    --accent-color: #00f2fe;
    --gradient-start: #4facfe;
    --gradient-end: #00f2fe;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --shadow-color: rgba(0, 0, 0, 0.3);
    --text-primary: #ffffff;
    --text-secondary: #b8c5d1;
    --success-color: #10b981;
}

body {
    background: linear-gradient(-45deg, #0f1419, #1a1f2e, #0f172a, #1e293b);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
    font-family: 'Poppins', sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Gradient Background */
.gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(79,172,254,0.1) 0%, rgba(0,242,254,0.1) 100%);
    pointer-events: none;
}

/* Profile Section */
.profile-image {
    width: 150px;
    height: 150px;
    overflow: hidden;
    position: relative;
    z-index: 1;
    margin-bottom: 1rem;
    border-radius: 50%;
    background: linear-gradient(45deg, var(--gradient-start), var(--gradient-end));
    padding: 4px;
    transition: all 0.3s ease;
}

@media (min-width: 768px) {
    .profile-image {
        width: 180px;
        height: 180px;
    }
}

.profile-image:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px rgba(79, 172, 254, 0.5);
}

.profile-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.1);
}

.online-indicator {
    position: absolute;
    bottom: 8%;
    right: 8%;
    width: 18px;
    height: 18px;
    background-color: var(--success-color);
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.9);
    box-shadow: 0 0 0 3px var(--accent-color);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.7; }
    100% { transform: scale(1); opacity: 1; }
}

/* Company Logo */
.company-logo {
    max-width: 100px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .company-logo {
        max-width: 120px;
    }
}

/* Text Styles */
.text-gradient {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 50%, #ffffff 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    animation: textShimmer 3s ease-in-out infinite alternate;
}

@keyframes textShimmer {
    0% { background-position: 0% 50%; }
    100% { background-position: 100% 50%; }
}

@media (min-width: 768px) {
    .text-gradient {
        font-size: 2.5rem;
    }
}

.accent-text {
    color: var(--accent-color);
    font-weight: 600;
    letter-spacing: 0.5px;
    text-shadow: 0 0 10px rgba(0, 242, 254, 0.3);
}

/* Social Links */
.social-links {
    flex-wrap: wrap;
    gap: 1rem;
}

@media (max-width: 767px) {
    .social-links {
        justify-content: center;
        margin-bottom: 2rem;
    }
}

.social-link {
    color: var(--text-primary);
    font-size: 1.5rem;
    padding: 0.75rem;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
    z-index: 1;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
}

.social-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 12px;
    background: linear-gradient(45deg, var(--gradient-start), var(--gradient-end));
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.social-link:hover {
    color: white;
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 10px 25px rgba(79, 172, 254, 0.3);
}

.social-link:hover::before {
    opacity: 1;
}

/* Buttons */
.btn-glow {
    background: linear-gradient(45deg, var(--gradient-start), var(--gradient-end));
    border: none;
    color: white;
    position: relative;
    z-index: 1;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    border-radius: 12px;
    font-weight: 600;
}

.btn-glow::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.btn-glow:hover::before {
    left: 100%;
}

.btn-glow:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(79,172,254,0.4);
}

.btn-outline-light {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    color: var(--text-primary);
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.btn-outline-light:hover {
    background: rgba(79, 172, 254, 0.1);
    border-color: var(--accent-color) !important;
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(79, 172, 254, 0.2);
}

/* Card Styles */
.card {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border) !important;
    border-radius: 24px;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 8px 32px var(--shadow-color);
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 25px 50px rgba(79, 172, 254, 0.2), 0 0 50px rgba(0, 242, 254, 0.1);
    border-color: rgba(79, 172, 254, 0.3);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05), transparent);
    transition: left 0.5s;
}

.card:hover::before {
    left: 100%;
}

/* Cover Image Styles */
.card-cover {
    height: 200px;
    width: 100%;
    overflow: hidden;
    position: relative;
    border-top-left-radius: 24px;
    border-top-right-radius: 24px;
}

.cover-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
    filter: brightness(0.8) contrast(1.1);
}

.card:hover .cover-img {
    transform: scale(1.08);
    filter: brightness(0.9) contrast(1.2);
}

.cover-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 70%;
    background: linear-gradient(to top, 
        rgba(15, 20, 25, 0.95) 0%, 
        rgba(15, 20, 25, 0.7) 30%,
        rgba(15, 20, 25, 0.3) 60%,
        rgba(15, 20, 25, 0) 100%);
    pointer-events: none;
}

.cover-overlay::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        rgba(79, 172, 254, 0.1) 0%, 
        rgba(0, 242, 254, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.card:hover .cover-overlay::after {
    opacity: 1;
}

/* Responsive Adjustments */
/* Extra Large Screens (1920px and above) */
@media (min-width: 1920px) {
    .container {
        max-width: 1600px;
    }
    
    .profile-image {
        width: 220px;
        height: 220px;
    }
    
    .card-cover {
        height: 300px;
    }
    
    h1.display-5 {
        font-size: 3.5rem;
    }
    
    .lead {
        font-size: 1.5rem;
    }
    
    .social-link {
        font-size: 2rem;
    }
    
    .btn-lg {
        padding: 1rem 2rem;
        font-size: 1.25rem;
    }
}

/* Large Desktops (1200px to 1919px) */
@media (min-width: 1200px) and (max-width: 1919px) {
    .container {
        max-width: 1140px;
    }
    
    .profile-image {
        width: 200px;
        height: 200px;
    }
    
    .card-cover {
        height: 250px;
    }
}

/* Regular Desktops (992px to 1199px) */
@media (min-width: 992px) and (max-width: 1199px) {
    .profile-image {
        width: 180px;
        height: 180px;
    }
    
    .card-cover {
        height: 220px;
    }
    
    .card-body {
        padding: 2rem !important;
    }
}

/* Tablets (768px to 991px) */
@media (min-width: 768px) and (max-width: 991px) {
    .profile-image {
        width: 160px;
        height: 160px;
    }
    
    .card-cover {
        height: 200px;
    }
    
    .social-links {
        justify-content: center !important;
    }
    
    .action-buttons {
        justify-content: center !important;
    }
    
    h1.display-5 {
        font-size: 2.5rem;
    }
    
    .card-body {
        padding: 1.5rem !important;
    }
}

/* Large Phones (576px to 767px) */
@media (min-width: 576px) and (max-width: 767px) {
    .profile-image {
        width: 140px;
        height: 140px;
    }
    
    .card-cover {
        height: 180px;
    }
    
    .social-links {
        justify-content: center !important;
    }
    
    .action-buttons {
        justify-content: center !important;
        flex-direction: column;
    }
    
    .action-buttons .btn {
        width: 100%;
    }
    
    h1.display-5 {
        font-size: 2rem;
    }
    
    .lead {
        font-size: 1.1rem;
    }
    
    .card-body {
        padding: 1.25rem !important;
    }
}

/* Small Phones (575px and below) */
@media (max-width: 575px) {
    .container {
        padding: 0.5rem;
    }
    
    .profile-image {
        width: 120px;
        height: 120px;
    }
    
    .card-cover {
        height: 150px;
    }
    
    .social-links {
        justify-content: center !important;
        gap: 0.75rem !important;
    }
    
    .social-link {
        font-size: 1.25rem;
    }
    
    .action-buttons {
        justify-content: center !important;
        flex-direction: column;
        gap: 0.75rem !important;
    }
    
    .action-buttons .btn {
        width: 100%;
        padding: 0.75rem;
    }
    
    h1.display-5 {
        font-size: 1.75rem;
    }
    
    .lead {
        font-size: 1rem;
    }
    
    .card-body {
        padding: 1rem !important;
    }
    
    .company-logo {
        max-width: 100px;
    }
}

/* Dark Mode Enhancements */
.text-light-emphasis {
    color: var(--text-secondary) !important;
}

/* Floating Particles */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.particle {
    position: absolute;
    background: radial-gradient(circle, rgba(79, 172, 254, 0.8), rgba(0, 242, 254, 0.4));
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
    opacity: 0.6;
}

.particle:nth-child(1) { width: 4px; height: 4px; left: 10%; animation-delay: 0s; }
.particle:nth-child(2) { width: 6px; height: 6px; left: 20%; animation-delay: 1s; }
.particle:nth-child(3) { width: 3px; height: 3px; left: 30%; animation-delay: 2s; }
.particle:nth-child(4) { width: 5px; height: 5px; left: 40%; animation-delay: 3s; }
.particle:nth-child(5) { width: 4px; height: 4px; left: 50%; animation-delay: 4s; }
.particle:nth-child(6) { width: 7px; height: 7px; left: 60%; animation-delay: 5s; }
.particle:nth-child(7) { width: 3px; height: 3px; left: 70%; animation-delay: 0.5s; }
.particle:nth-child(8) { width: 5px; height: 5px; left: 80%; animation-delay: 1.5s; }
.particle:nth-child(9) { width: 4px; height: 4px; left: 90%; animation-delay: 2.5s; }

@keyframes float {
    0%, 100% { 
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    50% {
        transform: translateY(-10vh) rotate(180deg);
        opacity: 1;
    }
}

/* Bio Section Enhancement */
.bio-section {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    padding: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(5px);
}

.bio-section p {
    margin: 0;
    font-style: italic;
    position: relative;
}

.bio-section p::before,
.bio-section p::after {
    content: '"';
    color: var(--accent-color);
    font-size: 1.5em;
    line-height: 0;
    vertical-align: -0.4em;
}

/* Animations */
@keyframes gradient {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Skills Section */
.skill-badge {
    background: rgba(79, 172, 254, 0.1) !important;
    border: 1px solid rgba(79, 172, 254, 0.3);
    color: var(--accent-color) !important;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 500;
    font-size: 0.875rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.skill-badge:hover {
    background: rgba(79, 172, 254, 0.2) !important;
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(79, 172, 254, 0.2);
}

/* Enhanced Typography */
.display-5 {
    font-family: 'Poppins', sans-serif;
    font-weight: 800;
    line-height: 1.2;
}

.lead {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.accent-text {
    font-family: 'Inter', sans-serif;
}

/* Improved Button Styling */
.btn {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    letter-spacing: 0.025em;
    text-transform: none;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
}

/* Loading Animation */
.loading-shimmer {
    background: linear-gradient(90deg, transparent 25%, rgba(255, 255, 255, 0.1) 50%, transparent 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

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