:root {
    --primary-cyan: #00bcd4;
    --dark-cyan: #0097a7;
    --light-cyan: #4dd0e1;
    --dark-bg: #1a1a2e;
    --darker-bg: #0f0f1e;
    --text-light: #ffffff;
    --text-muted: #94a3b8;
    --light-bg: #f8f9fa;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #1e293b;
    overflow-x: hidden;
}

.navbar {
    background: var(--darker-bg);
    padding: 1rem 0;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 188, 212, 0.1);
    border-bottom: 3px solid var(--primary-cyan);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-cyan) !important;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
}

.navbar-brand:hover {
    color: var(--light-cyan) !important;
}

.navbar-logo {
    height: 40px;
    width: auto;
    transition: all 0.3s ease;
}

.navbar-logo:hover {
    transform: scale(1.05);
}

.footer-logo {
    height: 50px;
    width: auto;
    display: block;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .footer-logo {
        margin: 0;
    }
}

.nav-link {
    color: var(--text-light) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--primary-cyan) !important;
}

.hero-section {
    min-height: 100vh;
    background: linear-gradient(135deg, #e3f2fd 0%, #ffffff 100%);
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero-section .container {
    position: relative;
    z-index: 1;
}

.profile-image {
    width: 100%;
    max-width: 350px;
    height: 350px;
    object-fit: cover;
    object-position: center 50%;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
    border: 4px solid var(--primary-cyan);
}

.profile-image:hover {
    transform: scale(1.05);
}

.social-icon {
    color: var(--text-light);
    transition: all 0.3s ease;
    display: inline-block;
    margin: 0 10px;
}

.social-icon:hover {
    color: var(--primary-cyan);
    transform: translateY(-3px);
}

.footer .social-icon {
    color: var(--text-light);
}

.footer .social-icon:hover {
    color: var(--primary-cyan);
}

.btn-primary {
    background: var(--primary-cyan);
    border: none;
    padding: 14px 35px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 188, 212, 0.3);
    border-radius: 50px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 188, 212, 0.4);
    background: var(--dark-cyan);
}

.btn-outline-light {
    border: 2px solid var(--primary-cyan);
    color: var(--primary-cyan);
    background: transparent;
    padding: 14px 35px;
    font-weight: 600;
    transition: all 0.3s ease;
    border-radius: 50px;
}

.btn-outline-light:hover {
    background: var(--primary-cyan);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 188, 212, 0.3);
}

.section-padding {
    padding: 80px 0;
}

.card {
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1) !important;
}

.form-control {
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 14px 20px;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.form-control:focus {
    border-color: var(--primary-cyan);
    box-shadow: 0 0 0 0.2rem rgba(0, 188, 212, 0.15);
}

.form-label {
    font-weight: 600;
    color: #475569;
    margin-bottom: 0.5rem;
}

.footer {
    background: var(--darker-bg);
    color: var(--text-light);
    padding: 40px 0;
    margin-top: 0;
}

.footer-link {
    color: var(--primary-cyan);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-link:hover {
    color: var(--light-cyan);
}

.social-icons {
    display: flex;
    gap: 15px;
    justify-content: center;
    align-items: center;
}

@media (min-width: 768px) {
    .social-icons {
        justify-content: flex-end;
    }
}

.about-hero {
    background: linear-gradient(135deg, #e3f2fd 0%, #ffffff 100%);
    padding: 150px 0 80px;
    position: relative;
    overflow: hidden;
}

.about-profile-image {
    width: 100%;
    max-width: 280px;
    height: 280px;
    object-fit: cover;
    object-position: center 50%;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    border: 4px solid var(--primary-cyan);
}

.info-card {
    background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid #e2e8f0;
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 188, 212, 0.2);
    border-color: var(--primary-cyan);
}

.info-card h5 {
    color: #1e293b;
    font-weight: 700;
    margin-bottom: 10px;
}

.info-card p {
    color: #475569;
    margin: 0;
}

.section-divider {
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, var(--primary-cyan) 50%, transparent 100%);
    margin: 60px 0;
}

.experience-card {
    background: #ffffff;
    padding: 30px;
    border-radius: 15px;
    margin-bottom: 30px;
    border-left: 4px solid var(--primary-cyan);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.experience-card:hover {
    transform: translateX(5px);
    box-shadow: 0 6px 25px rgba(0, 188, 212, 0.2);
}

.experience-card ul {
    padding-left: 20px;
}

.experience-card li {
    margin-bottom: 10px;
    color: #475569;
    line-height: 1.6;
}

.education-card {
    background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%);
    padding: 25px;
    border-radius: 15px;
    border: 2px solid #e2e8f0;
    transition: all 0.3s ease;
    height: 100%;
}

.education-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 188, 212, 0.2);
    border-color: var(--primary-cyan);
}

.skill-category {
    background: #ffffff;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    height: 100%;
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 25px rgba(0, 188, 212, 0.2);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-tag {
    background: var(--primary-cyan);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-block;
}

.skill-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 188, 212, 0.4);
}

.additional-info-card {
    background: #ffffff;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    height: 100%;
}

.additional-info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 25px rgba(0, 188, 212, 0.2);
}

.contact-info-section {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    height: 100%;
}

.contact-item {
    display: flex;
    align-items: start;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-item i {
    font-size: 1.8rem;
    margin-top: 5px;
}

.contact-item h5 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 5px;
    color: #1e293b;
}

.contact-item p {
    margin: 0;
    color: #64748b;
}

.contact-item a {
    color: var(--primary-cyan);
    text-decoration: none;
    transition: all 0.3s ease;
}

.contact-item a:hover {
    color: var(--dark-cyan);
}

.hero-section .col-lg-6 {
    color: #1e293b;
}

.hero-section h1,
.hero-section h2,
.hero-section p {
    color: #1e293b;
}

.about-hero h1 {
    color: #1e293b;
}

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

.animate-fade-in {
    animation: fadeIn 0.8s ease-out;
}

.animate-fade-in-delay-1 {
    animation: fadeIn 0.8s ease-out 0.2s both;
}

.animate-fade-in-delay-2 {
    animation: fadeIn 0.8s ease-out 0.4s both;
}

.animate-fade-in-delay-3 {
    animation: fadeIn 0.8s ease-out 0.6s both;
}

.animate-fade-in-delay-4 {
    animation: fadeIn 0.8s ease-out 0.8s both;
}

@media (max-width: 991px) {
    .hero-section {
        padding: 100px 0 60px;
    }

    .profile-image {
        max-width: 300px;
        margin-top: 40px;
    }

    .about-hero {
        padding: 120px 0 60px;
    }
}

@media (max-width: 767px) {
    .display-3 {
        font-size: 2.5rem;
    }

    .section-padding {
        padding: 60px 0;
    }

    .card-body {
        padding: 30px !important;
    }
}