@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap');

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

body {
    font-family: 'Inter', sans-serif;
    background-color: #0a0a0a;
    color: #e0e0e0;
    line-height: 1.7;
}

/* Navigation */
nav {
    background-color: #111111;
    padding: 20px 40px;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 2px solid #2E75B6;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav h2 {
    color: #2E75B6;
    font-size: 1.4rem;
    font-weight: 700;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
}

nav ul li a {
    color: #aaaaaa;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 400;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: #2E75B6;
}

nav ul li a.active {
    color: #2E75B6;
    font-weight: 600;
}

/* Hero */
.hero {
    text-align: center;
    padding: 100px 20px;
    border-bottom: 1px solid #222;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 16px;
}

.hero h2 {
    font-size: 1.4rem;
    font-weight: 300;
    color: #2E75B6;
    margin-bottom: 30px;
    letter-spacing: 1px;
    min-height: 2rem;
}

.hero p {
    font-size: 1rem;
    color: #aaaaaa;
    max-width: 700px;
    margin: 0 auto 16px auto;
}

.hero .btn {
    display: inline-block;
    margin-top: 30px;
    padding: 14px 36px;
    background-color: #2E75B6;
    color: #ffffff;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: background-color 0.3s;
}

.hero .btn:hover {
    background-color: #1a5a9a;
}

.btn-outline {
    background-color: transparent;
    border: 2px solid #2E75B6;
    color: #2E75B6;
    margin-left: 16px;
}

.btn-outline:hover {
    background-color: #2E75B6;
    color: #ffffff;
}

/* Sections */
.section {
    padding: 80px 20px;
    border-bottom: 1px solid #222;
}

.container {
    max-width: 900px;
    margin: 0 auto;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 40px;
    padding-bottom: 12px;
    border-bottom: 3px solid #2E75B6;
    display: inline-block;
}

/* About */
.about-text p {
    color: #aaaaaa;
    font-size: 1rem;
    margin-bottom: 16px;
    max-width: 700px;
}

/* Skills */
.skills-group {
    margin-bottom: 36px;
}

.skills-category {
    font-size: 0.85rem;
    font-weight: 600;
    color: #2E75B6;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 14px;
}

.skills-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    row-gap: 12px;
}

.tag {
    background-color: #1a1a1a;
    color: #e0e0e0;
    padding: 8px 18px;
    border-radius: 20px;
    font-size: 0.88rem;
    border: 1px solid #333;
    transition: all 0.3s;
}

.tag:hover {
    background-color: #2E75B6;
    color: #ffffff;
    border-color: #2E75B6;
}

.tag-learning {
    border-color: #2E75B6;
    color: #2E75B6;
    background-color: transparent;
}

.tag-learning:hover {
    background-color: #2E75B6;
    color: #ffffff;
}

/* Experience */
.job {
    margin-bottom: 48px;
    padding: 32px;
    background-color: #111111;
    border-radius: 8px;
    border-left: 4px solid #2E75B6;
    transition: transform 0.3s;
}

.job:hover {
    transform: translateX(6px);
}

.job-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.job-title {
    font-size: 1.15rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 6px;
}

.job-company {
    font-size: 0.95rem;
    color: #2E75B6;
    font-weight: 400;
}

.job-date {
    font-size: 0.85rem;
    color: #666666;
    white-space: nowrap;
    margin-left: 20px;
}

.job-points {
    list-style: none;
    padding: 0;
}

.job-points li {
    color: #aaaaaa;
    font-size: 0.95rem;
    padding: 6px 0;
    padding-left: 20px;
    position: relative;
}

.job-points li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: #2E75B6;
}

/* Contact */
.contact-intro {
    color: #aaaaaa;
    font-size: 1rem;
    max-width: 600px;
    margin-bottom: 40px;
}

.contact-cards {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.contact-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 32px 40px;
    background-color: #111111;
    border: 1px solid #333;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s;
    min-width: 200px;
    flex: 1;
}

.contact-card:hover {
    border-color: #2E75B6;
    transform: translateY(-4px);
}

.contact-icon {
    font-size: 1.8rem;
    margin-bottom: 12px;
    color: #2E75B6;
}

.contact-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #666666;
    margin-bottom: 8px;
}

.contact-value {
    font-size: 0.9rem;
    color: #e0e0e0;
    text-align: center;
}

/* Footer */
footer {
    text-align: center;
    padding: 40px 20px;
    border-top: 1px solid #222;
    margin-top: 60px;
}

footer p {
    color: #444444;
    font-size: 0.9rem;
    margin-bottom: 6px;
}

.footer-sub {
    font-size: 0.8rem !important;
    color: #333333 !important;
}

/* Typing cursor */
#typing-text::after {
    content: '|';
    color: #2E75B6;
    animation: blink 0.7s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: #e0e0e0;
    transition: all 0.3s;
}

.hamburger.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
    opacity: 0;
}

.hamburger.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 65px;
        left: 0;
        width: 100%;
        background-color: #111111;
        flex-direction: column;
        padding: 20px 40px;
        gap: 20px;
        border-bottom: 2px solid #2E75B6;
    }

    .nav-links.open {
        display: flex;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .job-header {
        flex-direction: column;
        gap: 8px;
    }

    .job-date {
        margin-left: 0;
    }

    .contact-cards {
        flex-direction: column;
    }
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Employer card */
.employer {
    margin-bottom: 48px;
    border: 1px solid #222;
    border-radius: 8px;
    overflow: hidden;
}

.employer-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 24px 28px;
    background-color: #111111;
    border-left: 4px solid #2E75B6;
}

.employer-name {
    font-size: 1.2rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 4px;
}

.employer-title {
    font-size: 0.9rem;
    color: #2E75B6;
    font-weight: 400;
}

.employer-date {
    font-size: 0.85rem;
    color: #666666;
    white-space: nowrap;
    margin-left: 20px;
}

/* Client engagement nested inside employer */
.client-engagement {
    padding: 20px 28px;
    border-top: 1px solid #1a1a1a;
    background-color: #0d0d0d;
}

.client-engagement:hover {
    background-color: #111111;
}

.client-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
    flex-wrap: wrap;
    gap: 6px;
}

.client-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: #e0e0e0;
}

.client-date {
    font-size: 0.8rem;
    color: #555555;
    white-space: nowrap;
}

/* Filter buttons */
.filter-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.filter-btn {
    padding: 10px 24px;
    background-color: transparent;
    color: #aaaaaa;
    border: 1px solid #333;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s;
}

.filter-btn:hover {
    border-color: #2E75B6;
    color: #2E75B6;
}

.filter-btn.active {
    background-color: #2E75B6;
    border-color: #2E75B6;
    color: #ffffff;
}

/* Cards grid */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

/* Individual card */
.cert-card {
    background-color: #111111;
    border: 1px solid #222;
    border-radius: 8px;
    padding: 28px 24px;
    transition: all 0.3s;
    position: relative;
}

.cert-card:hover {
    border-color: #2E75B6;
    transform: translateY(-4px);
}

.cert-icon {
    font-size: 2rem;
    margin-bottom: 16px;
}

.cert-title {
    font-size: 1rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 8px;
}

.cert-sub {
    font-size: 0.85rem;
    color: #aaaaaa;
    margin-bottom: 16px;
    line-height: 1.5;
}

.cert-tag {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    background-color: #1a1a1a;
    color: #2E75B6;
    border: 1px solid #2E75B6;
}

/* Hidden card state - for filtering */
.cert-card.hidden {
    display: none;
}

/* Mobile */
@media (max-width: 768px) {
    .cert-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .cert-grid {
        grid-template-columns: 1fr;
    }
}