/* Basic Reset & Global Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: sans-serif;
    line-height: 1.6;
    color: #34495e; /* Darker grey for main text */
    background-color: #ecf0f1; /* Fallback background color */
    display: flex;
    flex-direction: column;
    min-height: 100vh; /* Ensures footer sticks to bottom */
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 20px;
    width: 100%; /* Ensure container takes full width on small screens */
}

/* Header Styling */
header {
    background: #2c3e50; /* Dark blue-grey */
    color: #fff;
    padding: 25px 0; /* Slightly more padding */
    text-align: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); /* Stronger shadow */
}

.header-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* Styling for the logo image within its container */
.header-logo img {
    height: 60px; /* Control image height */
    width: 60px;  /* Control image width */
    border-radius: 10px; /* Apply border-radius to the image */
    object-fit: cover; /* Ensure image covers the area without distortion */
    display: block; /* Remove extra space below image */
}

header h1 {
    margin-bottom: 8px; /* More space below heading */
    font-size: 2.8em; /* Larger heading */
}

header p {
    font-size: 1.2em; /* Slightly larger tagline */
    opacity: 0.9;
}

/* Navigation Styling */
nav ul {
    list-style: none;
    padding: 12px 0; /* More padding */
    background: #34495e; /* Slightly lighter dark blue-grey */
    display: flex;
    justify-content: center;
    flex-wrap: wrap; /* Allow items to wrap on smaller screens */
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1); /* Subtle shadow */
}

nav ul li {
    margin: 0 18px; /* More space between nav items */
}

nav ul li a {
    color: #fff;
    text-decoration: none;
    padding: 10px 18px; /* More padding */
    display: block;
    transition: background 0.3s ease, transform 0.2s ease; /* Added transform for hover */
    border-radius: 6px; /* Slightly more rounded */
    font-weight: 500; /* Slightly bolder */
}

nav ul li a:hover {
    background: #4a627a; /* Lighter hover background */
    transform: translateY(-2px); /* Subtle lift effect */
}

/* Section Styling */
section {
    background: #ffffff; /* Pure white background for sections - ensures readability over keyboard background */
    margin: 25px 0; /* More margin */
    padding: 50px 30px; /* More padding */
    border-radius: 10px; /* More rounded corners */
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08); /* More pronounced shadow */
}

section h2 {
    text-align: center;
    margin-bottom: 40px; /* More space below heading */
    color: #2c3e50; /* Darker heading color */
    font-size: 2.4em; /* Larger heading */
    border-bottom: 3px solid #e0e0e0; /* Thicker, softer border */
    padding-bottom: 15px; /* More padding */
    display: inline-block;
    position: relative;
    left: 50%;
    transform: translateX(-50%);
}

/* About Section */
#about .about-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    max-width: 850px;
    margin: 0 auto;
    flex-wrap: nowrap; /* This ensures side-by-side layout stays intact */
}

#about .about-content p {
    text-align: left;
    margin: 0;
    flex-grow: 1;
    min-width: 0; /* Prevents overflow issues */
    font-size: 1.15em;
    color: #555;
    line-height: 1.6;
}

.profile-photo {
    border-radius: 50%;
    width: 180px;
    height: 180px;
    object-fit: cover;
    border: 4px solid #3498db;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
    flex-shrink: 0; /* Ensures it doesn't shrink when space is tight */
}

/* Skills Section */
.skills-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px; /* More space between skills */
    margin-top: 25px;
}

.skill-item {
    background: #e9ecef; /* Lighter grey background */
    padding: 12px 25px; /* More padding */
    border-radius: 25px; /* More rounded */
    font-weight: bold;
    color: #4a627a; /* Darker text */
    transition: background 0.3s ease, transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05); /* Subtle shadow */
}

.skill-item:hover {
    background: #d0d7e0; /* Darker hover background */
    transform: translateY(-3px); /* More pronounced lift */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); /* Stronger shadow on hover */
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); /* Slightly larger min-width */
    gap: 35px; /* More space between project cards */
    margin-top: 25px;
}

.project-card {
    background: #ffffff;
    border: 1px solid #e0e0e0; /* Softer border */
    border-radius: 10px; /* More rounded */
    padding: 30px; /* More padding */
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08); /* Stronger shadow */
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.project-card:hover {
    transform: translateY(-8px); /* More pronounced lift */
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15); /* Much stronger shadow on hover */
}

.project-card h3 {
    margin-bottom: 15px; /* More space below title */
    color: #3498db; /* Accent blue */
    font-size: 1.6em; /* Larger title */
    display: flex;
    align-items: center;
}

.project-card h3 .project-icon {
    margin-right: 12px; /* More space */
    font-size: 1.3em; /* Larger icon */
}

.project-card p {
    font-size: 1em; /* Standard text size */
    color: #666; /* Softer text color */
    margin-bottom: 20px; /* More space below description */
    flex-grow: 1;
}

.project-card .project-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px; /* More space */
    margin-top: 15px;
    margin-bottom: 20px;
}

.project-card .project-skills .skill-tag {
    background: #f0f4f7; /* Very light blue-grey */
    padding: 7px 14px; /* More padding */
    border-radius: 18px; /* More rounded */
    font-size: 0.85em; /* Slightly larger font */
    color: #555;
    font-weight: 600; /* Bolder */
}


.project-card .project-links {
    display: flex;
    justify-content: space-around;
    margin-top: 20px; /* More space */
}

.project-card .project-links a {
    display: inline-block;
    background: #3498db; /* Accent blue */
    color: #fff;
    padding: 10px 20px; /* More padding */
    text-decoration: none;
    border-radius: 6px; /* More rounded */
    transition: background 0.3s ease, transform 0.2s ease;
    font-weight: 500;
}

.project-card .project-links a:hover {
    background: #2980b9; /* Darker blue on hover */
    transform: translateY(-2px);
}

/* Testimonials Section */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 35px;
    margin-top: 25px;
}

.testimonial-card {
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    font-style: italic;
    color: #555;
    position: relative;
    text-align: center; /* Center testimonial text */
}

.testimonial-card::before {
    content: "“";
    font-size: 4em; /* Larger quote */
    color: #e0e0e0; /* Softer color */
    position: absolute;
    top: 5px; /* Adjust position */
    left: 50%; /* Center horizontally */
    transform: translateX(-50%); /* Fine-tune centering */
    line-height: 1;
    z-index: 0; /* Ensure it's behind text */
    opacity: 0.7; /* Slightly transparent */
}

.testimonial-card p {
    margin-top: 25px; /* More space from top */
    margin-bottom: 15px;
    font-size: 1em;
    position: relative; /* Ensure text is above pseudo-element */
    z-index: 1;
}

.testimonial-card .author {
    font-weight: bold;
    color: #34495e; /* Darker author name */
    font-style: normal;
    display: block;
    margin-top: 10px;
    font-size: 1.05em;
}

.testimonial-card .author-title {
    font-size: 0.9em; /* Slightly larger title */
    color: #7f8c8d; /* Softer grey */
    font-style: normal;
}

/* Education Section */
.education-list {
    display: flex;
    flex-direction: column;
    gap: 30px; /* More space */
    max-width: 750px; /* Wider list */
    margin: 25px auto 0;
}

.education-entry {
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    padding: 25px; /* More padding */
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.06); /* Softer shadow */
}

.education-entry h3 {
    color: #3498db; /* Accent blue */
    margin-bottom: 8px; /* More space */
    font-size: 1.4em; /* Larger title */
}

.education-entry .institution {
    font-weight: bold;
    color: #4a627a; /* Darker color */
    margin-bottom: 5px;
    font-size: 1.05em;
}

.education-entry .years {
    font-size: 0.95em; /* Slightly larger */
    color: #7f8c8d; /* Softer grey */
    margin-bottom: 12px; /* More space */
}

.education-entry ul {
    list-style: disc;
    margin-left: 25px; /* More indentation */
    color: #666;
    font-size: 0.95em; /* Slightly larger */
}

.education-entry ul li {
    margin-bottom: 6px; /* More space */
}

/* Resume Section */
#resume {
    text-align: center;
}

#resume p {
    max-width: 650px; /* Wider text */
    margin: 0 auto 35px; /* More space */
    font-size: 1.15em; /* Slightly larger text */
    color: #555;
}

#resume .download-button {
    display: inline-block;
    background: #2ecc71; /* Professional green */
    color: #fff;
    padding: 18px 35px; /* More padding */
    text-decoration: none;
    border-radius: 8px;
    font-size: 1.3em; /* Larger font */
    font-weight: bold;
    transition: background 0.3s ease, transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15); /* Stronger shadow */
}

#resume .download-button:hover {
    background: #27ae60; /* Darker green on hover */
    transform: translateY(-4px); /* More pronounced lift */
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2); /* Even stronger shadow */
}


/* Contact Section */
#contact form {
    max-width: 650px; /* Wider form */
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px; /* More space between fields */
}

#contact label {
    font-weight: bold;
    margin-bottom: 5px;
    display: block;
    color: #34495e; /* Darker label color */
}

#contact input[type="text"],
#contact input[type="email"],
#contact textarea {
    width: 100%;
    padding: 15px; /* More padding */
    border: 1px solid #bdc3c7; /* Softer border */
    border-radius: 6px; /* More rounded */
    font-size: 1.05em; /* Slightly larger font */
    font-family: sans-serif;
    background-color: #fcfcfc; /* Slightly off-white input background */
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

#contact input[type="text"]:focus,
#contact input[type="email"]:focus,
#contact textarea:focus {
    border-color: #3498db; /* Accent blue on focus */
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2); /* Subtle blue glow */
    outline: none; /* Remove default outline */
}

#contact textarea {
    resize: vertical;
    min-height: 150px; /* Taller textarea */
}

#contact button {
    background: #3498db; /* Accent blue for submit button */
    color: #fff;
    padding: 15px 25px; /* More padding */
    border: none;
    border-radius: 6px; /* More rounded */
    cursor: pointer;
    font-size: 1.2em; /* Larger font */
    font-weight: bold;
    transition: background 0.3s ease, transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

#contact button:hover {
    background: #2980b9; /* Darker blue on hover */
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
}

/* Footer Styling */
footer {
    background: #2c3e50; /* Dark blue-grey, matching header */
    color: #fff;
    text-align: center;
    padding: 25px 0; /* More padding */
    margin-top: auto;
    box-shadow: 0 -4px 8px rgba(0, 0, 0, 0.2); /* Stronger shadow */
}

/* Responsive Design */
@media (max-width: 768px) {
    header h1 {
        font-size: 2.2em;
    }

    nav ul {
        flex-direction: column;
        align-items: center;
    }

    nav ul li {
        margin: 8px 0; /* More vertical space */
    }

    .container {
        padding: 15px;
    }

    section {
        padding: 35px 20px; /* Reduced padding for smaller screens */
        margin: 20px 0;
    }

    section h2 {
        font-size: 2em;
    }

    /* About section layout for smaller screens */
    #about .about-content {
        flex-direction: column; /* Stack image and text */
        align-items: center; /* Center them */
        text-align: center; /* Center text */
        gap: 25px; /* Reduced gap */
    }

    #about .about-content p {
        text-align: center; /* Center text when stacked */
    }

    .profile-photo {
        margin-bottom: 25px; /* Add space below photo when stacked */
        width: 140px; /* Slightly smaller photo on mobile */
        height: 140px;
    }

    .skills-grid {
        gap: 12px; /* Reduced gap */
    }

    .skill-item {
        padding: 10px 20px; /* Reduced padding */
    }

    .projects-grid, .testimonials-grid {
        grid-template-columns: 1fr; /* Stack projects/testimonials on small screens */
        gap: 25px; /* Reduced gap */
    }

    .project-card, .testimonial-card, .education-entry {
        padding: 25px; /* Reduced padding */
    }

    .project-card h3, .education-entry h3 {
        font-size: 1.4em;
    }

    #resume .download-button {
        padding: 15px 25px; /* Reduced padding */
        font-size: 1.1em;
    }

    #contact input[type="text"],
    #contact input[type="email"],
    #contact textarea,
    #contact button {
        padding: 12px; /* Reduced padding */
        font-size: 1em;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 1.8em;
    }

    header p {
        font-size: 1em;
    }

    .header-logo {
        height: 45px;
        width: 45px;
        font-size: 1.3em;
    }

    nav ul li a {
        padding: 8px 12px;
        font-size: 0.9em;
    }

    .skill-item {
        padding: 8px 15px;
        font-size: 0.9em;
    }

    .project-card h3 {
        font-size: 1.2em;
    }

    .project-card p {
        font-size: 0.9em;
    }

    .testimonial-card p {
        font-size: 0.9em;
    }

    .education-entry h3 {
        font-size: 1.2em;
    }

    #resume .download-button {
        padding: 12px 20px;
        font-size: 1em;
    }
}