/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    color: #333;
    background-color: #f9f9f9;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ===== NAVIGATION ===== */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #1A3A5C;
    padding: 15px 40px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    color: white;
    font-size: 22px;
    font-weight: bold;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 25px;
}

nav ul li a {
    color: white;
    font-size: 16px;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: #64B5F6;
}

/* ===== BUTTONS ===== */
.btn-primary {
    background-color: #64B5F6;
    color: #1A3A5C;
    padding: 12px 30px;
    border-radius: 25px;
    font-weight: bold;
    transition: background-color 0.3s;
    display: inline-block;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary:hover {
    background-color: white;
}

.btn-secondary {
    border: 2px solid white;
    color: white;
    padding: 12px 30px;
    border-radius: 25px;
    font-weight: bold;
    transition: all 0.3s;
    display: inline-block;
}

.btn-secondary:hover {
    background-color: white;
    color: #1A3A5C;
}

.btn-secondary-dark {
    border: 2px solid #1A3A5C;
    color: #1A3A5C;
    padding: 12px 30px;
    border-radius: 25px;
    font-weight: bold;
    transition: all 0.3s;
    display: inline-block;
}

.btn-secondary-dark:hover {
    background-color: #1A3A5C;
    color: white;
}

.btn-full {
    width: 100%;
    text-align: center;
    margin-top: 10px;
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(135deg, #1A3A5C, #1D6A96);
    color: white;
    padding: 100px 40px;
    text-align: center;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 15px;
}

.highlight {
    color: #64B5F6;
}

.hero h2 {
    font-size: 24px;
    font-weight: normal;
    margin-bottom: 20px;
    color: #B3D9F5;
}

.hero p {
    font-size: 18px;
    max-width: 600px;
    margin: 0 auto 30px auto;
    line-height: 1.6;
    color: #D0E8F7;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

/* ===== STATS SECTION ===== */
.stats {
    display: flex;
    justify-content: center;
    gap: 30px;
    padding: 60px 40px;
    background-color: white;
    flex-wrap: wrap;
}

.stat-card {
    text-align: center;
    background-color: #f0f7ff;
    padding: 30px 40px;
    border-radius: 15px;
    min-width: 150px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    transition: transform 0.3s;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-card h3 {
    font-size: 42px;
    color: #1A3A5C;
    font-weight: bold;
}

.stat-card p {
    font-size: 16px;
    color: #666;
    margin-top: 8px;
}

/* ===== PAGE HEADER ===== */
.page-header {
    background: linear-gradient(135deg, #1A3A5C, #1D6A96);
    color: white;
    text-align: center;
    padding: 60px 40px;
}

.page-header h1 {
    font-size: 42px;
    margin-bottom: 10px;
}

.page-header p {
    font-size: 18px;
    color: #B3D9F5;
}

/* ===== ABOUT ===== */
.about-content {
    display: flex;
    gap: 50px;
    padding: 60px 80px;
    background-color: white;
    flex-wrap: wrap;
}

.about-text {
    flex: 1;
    min-width: 280px;
}

.about-text h2 {
    font-size: 24px;
    color: #1A3A5C;
    margin-top: 25px;
    margin-bottom: 10px;
}

.about-text p {
    font-size: 16px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 15px;
}

.about-details {
    flex: 1;
    min-width: 280px;
}

.about-details h2 {
    font-size: 24px;
    color: #1A3A5C;
    margin-bottom: 20px;
}

.details-list {
    list-style: none;
    margin-bottom: 30px;
}

.details-list li {
    padding: 10px 0;
    border-bottom: 1px solid #eee;
    font-size: 16px;
    color: #555;
}

.details-list li span {
    font-weight: bold;
    color: #1A3A5C;
    margin-right: 10px;
    min-width: 100px;
    display: inline-block;
}

.about-buttons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

/* ===== SKILLS ===== */
.skills-section {
    padding: 60px 80px;
    background-color: white;
}

.skills-category {
    margin-bottom: 50px;
}

.skills-category h2 {
    font-size: 26px;
    color: #1A3A5C;
    margin-bottom: 25px;
    padding-bottom: 10px;
    border-bottom: 2px solid #64B5F6;
}

.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.skill-card {
    background-color: #f0f7ff;
    padding: 20px 25px;
    border-radius: 12px;
    min-width: 200px;
    flex: 1;
    box-shadow: 0 2px 10px rgba(0,0,0,0.06);
}

.skill-card h3 {
    font-size: 16px;
    color: #1A3A5C;
    margin-bottom: 10px;
}

.skill-bar {
    background-color: #ddd;
    border-radius: 10px;
    height: 8px;
    margin-bottom: 5px;
}

.skill-fill {
    background-color: #64B5F6;
    height: 8px;
    border-radius: 10px;
    transition: width 1s ease;
}

.skill-card p {
    font-size: 13px;
    color: #888;
    text-align: right;
}

/* ===== PROJECTS ===== */
.projects-section {
    padding: 60px 80px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 30px;
    background-color: #f9f9f9;
}

.project-card {
    background-color: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s;
}

.project-card:hover {
    transform: translateY(-5px);
}

.project-tag {
    display: inline-block;
    background-color: #E3F2FD;
    color: #1A3A5C;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: bold;
    margin-bottom: 12px;
}

.project-card h2 {
    font-size: 20px;
    color: #1A3A5C;
    margin-bottom: 12px;
}

.project-card p {
    font-size: 15px;
    color: #555;
    line-height: 1.7;
    margin-bottom: 15px;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.project-tech span {
    background-color: #f0f7ff;
    color: #1A3A5C;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 13px;
    border: 1px solid #B3D9F5;
}

/* ===== CONTACT ===== */
.contact-section {
    display: flex;
    gap: 50px;
    padding: 60px 80px;
    background-color: white;
    flex-wrap: wrap;
}

.contact-info {
    flex: 1;
    min-width: 280px;
}

.contact-info h2 {
    font-size: 28px;
    color: #1A3A5C;
    margin-bottom: 15px;
}

.contact-info p {
    font-size: 16px;
    color: #555;
    line-height: 1.8;
    margin-bottom: 25px;
}

.contact-details {
    list-style: none;
    margin-bottom: 30px;
}

.contact-details li {
    font-size: 16px;
    color: #555;
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

.social-links-contact {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.contact-form-wrapper {
    flex: 1;
    min-width: 280px;
}

.contact-form-wrapper h2 {
    font-size: 28px;
    color: #1A3A5C;
    margin-bottom: 25px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 15px;
    font-weight: bold;
    color: #1A3A5C;
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 15px;
    font-family: Arial, sans-serif;
    transition: border-color 0.3s;
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: #64B5F6;
}

.form-group textarea {
    resize: vertical;
}

.error {
    color: red;
    font-size: 13px;
    margin-top: 4px;
    display: block;
}

.success-msg {
    color: green;
    font-size: 15px;
    margin-top: 15px;
    text-align: center;
    font-weight: bold;
}

/* ===== FOOTER ===== */
footer {
    background-color: #1A3A5C;
    color: white;
    text-align: center;
    padding: 30px 40px;
}

footer p {
    margin-bottom: 10px;
    color: #B3D9F5;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 10px;
}

.social-links a {
    color: #64B5F6;
    font-weight: bold;
    transition: color 0.3s;
}

.social-links a:hover {
    color: white;
}