* {
    font-family: 'Poppins', sans-serif;
    scroll-behavior: smooth;
}

:root {
    --primary-color: #10b981;
    --primary-dark: #059669;
    --primary-light: #d1fae5;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --background: #ffffff;
    --section-bg: #f9fafb;
}

body {
    overflow-x: hidden;
}

.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.section-title {
    position: relative;
    display: inline-block;
    margin-bottom: 2.5rem;
}

.section-title::after {
    content: '';
    position: absolute;
    width: 60%;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--primary-light));
    bottom: -10px;
    left: 0;
    border-radius: 2px;
}

.skill-bar {
    height: 10px;
    border-radius: 5px;
    background-color: #e5e7eb;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    border-radius: 5px;
    background-color: var(--primary-color);
    transform: translateX(-100%);
    transition: transform 1.5s ease;
}

.animate-progress {
    transform: translateX(0);
}

.project-card {
    position: relative;
    overflow: hidden;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(16, 185, 129, 0.9);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.4s ease;
    padding: 1.5rem;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.timeline-item {
    position: relative;
    padding-left: 2.5rem;
    margin-bottom: 2.5rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 0;
    height: 100%;
    width: 2px;
    background-color: var(--primary-light);
}

.timeline-item::after {
    content: '';
    position: absolute;
    left: 0;
    top: 5px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: var(--primary-color);
}

.navbar {
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.hero-gradient {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(255, 255, 255, 1) 100%);
}

@keyframes slide-up {
    from {
        transform: translateY(100px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.animate-slide-up {
    animation: slide-up 0.4s ease-out;
}

.floating {
    animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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