/* Modern Cloud Architecture Portfolio Styles */
:root {
    --primary-color: #00d4ff;
    --secondary-color: #ff6b35;
    --accent-color: #7c3aed;
    --dark-bg: #0a0a0a;
    --darker-bg: #050505;
    --card-bg: #1a1a1a;
    --text-light: #ffffff;
    --text-muted: #b0b0b0;
    --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #7c3aed 100%);
    --gradient-secondary: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
    --gradient-dark: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
    --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.3);
    --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.5);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--dark-bg);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Animated background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(124, 58, 237, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(255, 107, 53, 0.05) 0%, transparent 50%);
    z-index: -1;
    animation: backgroundShift 20s ease-in-out infinite;
}

/* Floating particles effect */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, rgba(0, 212, 255, 0.3), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(124, 58, 237, 0.3), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(255, 107, 53, 0.3), transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(0, 212, 255, 0.2), transparent),
        radial-gradient(2px 2px at 160px 30px, rgba(124, 58, 237, 0.2), transparent);
    background-repeat: repeat;
    background-size: 200px 100px;
    animation: particleFloat 20s linear infinite;
    z-index: -1;
    opacity: 0.6;
}

@keyframes particleFloat {
    0% { transform: translateY(0px) translateX(0px); }
    33% { transform: translateY(-100px) translateX(100px); }
    66% { transform: translateY(-200px) translateX(-50px); }
    100% { transform: translateY(-300px) translateX(50px); }
}

@keyframes backgroundShift {
    0%, 100% { transform: translateX(0) translateY(0); }
    25% { transform: translateX(-20px) translateY(-10px); }
    50% { transform: translateX(20px) translateY(10px); }
    75% { transform: translateX(-10px) translateY(20px); }
}

/* Navigation */
.navbar {
    background: rgba(10, 10, 10, 0.95) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 212, 255, 0.2);
    transition: all 0.3s ease;
}

.navbar-brand {
    font-size: 1.8rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-link {
    color: var(--text-light) !important;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

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

.nav-link:hover {
    color: var(--primary-color) !important;
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    height: 100vh;
    background: 
        linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%),
        url('efzo.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--text-light);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(10, 10, 10, 0.8) 0%, rgba(26, 26, 26, 0.6) 100%);
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease-out;
}

.hero .lead {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-light);
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-description {
    max-width: 600px;
    margin: 0 auto 2rem;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.hero-description p {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-muted);
}

.hero-image {
    max-width: 400px;
    border: 3px solid transparent;
    border-radius: 20px;
    background: var(--gradient-primary);
    padding: 3px;
    box-shadow: var(--shadow-glow);
    transition: all 0.3s ease;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.hero-image img {
    border-radius: 17px;
    width: 100%;
    height: auto;
}

.hero-image:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.4);
}

.social-links {
    margin-top: 2rem;
    animation: fadeInUp 1s ease-out 0.8s both;
}

.social-link {
    color: var(--text-light);
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    margin: 0 1rem;
    font-size: 2rem;
}

.social-link:hover {
    color: var(--primary-color);
    transform: translateY(-5px) scale(1.2);
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.6);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Sections */
section {
    padding: 100px 0;
    position: relative;
}

section h2 {
    font-size: 3rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* About Section */
#about {
    background: var(--gradient-dark);
}

#about p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* Skills Section */
#skills {
    background: var(--darker-bg);
}

.skill-category {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 2rem;
    margin-bottom: 2rem;
    border: 1px solid rgba(0, 212, 255, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.skill-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.skill-category:hover::before {
    left: 100%;
}

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

.skill-category h4 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.skill-category h4 i {
    margin-right: 0.5rem;
    font-size: 1.8rem;
}

.skill-category ul li {
    color: var(--text-light);
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
}

.skill-category ul li i {
    margin-right: 0.8rem;
    color: var(--secondary-color);
    font-size: 1.2rem;
    width: 20px;
}

.skill-category ul li:hover {
    color: var(--primary-color);
    transform: translateX(10px);
}

/* Projects Section */
#projects {
    background: var(--gradient-dark);
}

.project-card {
    background: var(--card-bg);
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid rgba(0, 212, 255, 0.2);
    transition: all 0.3s ease;
    position: relative;
    height: 100%;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.project-card:hover::before {
    opacity: 0.1;
}

.project-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: var(--shadow-card);
    border-color: var(--primary-color);
}

.project-card .card-img-top {
    height: 250px;
    object-fit: cover;
    transition: all 0.3s ease;
}

.project-card:hover .card-img-top {
    transform: scale(1.1);
}

.project-card .card-body {
    padding: 2rem;
    position: relative;
    z-index: 2;
    background: var(--card-bg);
}

.project-card .card-title {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.project-card .card-text {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.project-card .btn {
    background: var(--gradient-primary);
    border: none;
    border-radius: 25px;
    padding: 0.8rem 2rem;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.project-card .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

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

.project-card .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 212, 255, 0.3);
}

/* Contact Section */
#contact {
    background: var(--darker-bg);
}

#contact-form {
    max-width: 600px;
    margin: 0 auto;
}

#contact-form .form-control {
    background: var(--card-bg);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 10px;
    color: var(--text-light);
    padding: 1rem;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

#contact-form .form-control:focus {
    background: var(--card-bg);
    border-color: var(--primary-color);
    color: var(--text-light);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

#contact-form .form-control::placeholder {
    color: var(--text-muted);
}

#contact-form .btn {
    background: var(--gradient-primary);
    border: none;
    border-radius: 25px;
    padding: 1rem 3rem;
    font-size: 1.2rem;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

#contact-form .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(0, 212, 255, 0.4);
}

/* Footer */
footer {
    background: var(--darker-bg);
    border-top: 1px solid rgba(0, 212, 255, 0.2);
    padding: 2rem 0;
}

footer p {
    color: var(--text-muted);
    margin: 0;
}

/* Responsive Design */
@media (max-width: 991px) {
    .hero {
        height: auto;
        min-height: 100vh;
        padding: 100px 0 50px;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .hero .lead {
        font-size: 1.5rem;
    }

    .hero-image {
        margin-top: 2rem;
        max-width: 300px;
    }

    section h2 {
        font-size: 2.5rem;
    }

    .skill-category {
        margin-bottom: 1.5rem;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero .lead {
        font-size: 1.3rem;
    }

    .hero-description p {
        font-size: 1rem;
}

section {
        padding: 60px 0;
    }

    section h2 {
        font-size: 2rem;
    }

    .skill-category {
        padding: 1.5rem;
    }

    .project-card .card-body {
        padding: 1.5rem;
    }
}

/* Scroll animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

/* Technology Badges */
.badge {
    background: var(--gradient-primary) !important;
    color: var(--text-light);
    font-size: 0.8rem;
    padding: 0.5rem 0.8rem;
    border-radius: 20px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.badge:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 212, 255, 0.3);
}

/* Enhanced Project Cards */
.project-card .card-body {
    background: linear-gradient(135deg, var(--card-bg) 0%, rgba(0, 212, 255, 0.02) 100%);
}

.project-card .card-title {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.4rem;
    font-weight: 700;
}

/* Floating Animation for Hero Elements */
.hero-image {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Glowing Text Effect */
.hero h1 {
    text-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
}

/* Enhanced Button Styles */
.btn {
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
    z-index: -1;
}

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Loading Animation */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.loading {
    animation: pulse 2s infinite;
}

/* Enhanced Social Links */
.social-link {
    position: relative;
    display: inline-block;
}

.social-link::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--gradient-primary);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.3s ease;
    z-index: -1;
}

.social-link:hover::before {
    width: 60px;
    height: 60px;
}

/* Project Modal Styles */
.modal-content {
    background: var(--card-bg) !important;
    border: 1px solid rgba(0, 212, 255, 0.2) !important;
    border-radius: 15px !important;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.8) !important;
    backdrop-filter: blur(10px) !important;
}

.modal-backdrop {
    background-color: rgba(0, 0, 0, 0.8) !important;
    backdrop-filter: blur(5px) !important;
}

.modal-header {
    border-bottom: 1px solid rgba(0, 212, 255, 0.2) !important;
    background: linear-gradient(135deg, var(--card-bg) 0%, rgba(0, 212, 255, 0.05) 100%) !important;
}

.modal-footer {
    border-top: 1px solid rgba(0, 212, 255, 0.2) !important;
    background: linear-gradient(135deg, var(--card-bg) 0%, rgba(0, 212, 255, 0.05) 100%) !important;
}

.modal-title {
    color: var(--primary-color) !important;
    font-weight: 700 !important;
    font-size: 1.5rem !important;
}

.modal-body h4 {
    color: var(--primary-color) !important;
    font-weight: 600 !important;
    margin-top: 1.5rem !important;
    margin-bottom: 1rem !important;
}

.modal-body h6 {
    color: var(--primary-color) !important;
    font-weight: 600 !important;
    margin-bottom: 0.5rem !important;
}

.modal-body ul {
    padding-left: 1.5rem !important;
}

.modal-body li {
    margin-bottom: 0.5rem !important;
    color: var(--text-light) !important;
}

.modal-body strong {
    color: var(--secondary-color) !important;
}

.modal-body p {
    color: var(--text-muted) !important;
    line-height: 1.6 !important;
}

/* Enhanced Project Cards */
.project-card {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.1), transparent);
    transition: left 0.5s ease;
    z-index: 1;
}

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

.project-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.3);
}

.project-card .card-img-top {
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.project-card:hover .card-img-top {
    transform: scale(1.05);
}

.project-card .card-body {
    position: relative;
    z-index: 2;
    background: linear-gradient(135deg, var(--card-bg) 0%, rgba(0, 212, 255, 0.02) 100%);
}

.project-card .card-title {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.project-card .card-text {
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.project-card .btn {
    background: var(--gradient-primary);
    border: none;
    border-radius: 25px;
    padding: 0.8rem 1.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.project-card .btn:focus {
    box-shadow: 0 0 0 0.2rem rgba(0, 212, 255, 0.25);
    outline: none;
}

.project-card .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

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

.project-card .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 212, 255, 0.4);
}

/* Project Image Fallback */
.project-card .card-img-top[src*="project"] {
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 1.2rem;
}

/* Responsive Typography */
@media (max-width: 576px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero .lead {
        font-size: 1.1rem;
    }
    
    .hero-description p {
        font-size: 0.95rem;
    }
    
    section h2 {
        font-size: 1.8rem;
    }
    
    .modal-dialog {
        margin: 1rem !important;
    }
    
    .project-card .card-title {
        font-size: 1.1rem;
    }
}