* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Arial', sans-serif;
}

body {
    background: #0a0f1e;
    color: #e2e8f0;
    line-height: 1.6;
}

/* ── NAVBAR ── */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 60px;
    background: #0693cf;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-logo {
    font-size: 24px;
    font-weight: bold;
    color: white;
}

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

.nav-links li a {
    text-decoration: none;
    color: white;
    font-size: 15px;
    transition: opacity 0.2s;
}

.nav-links li a:hover {
    opacity: 0.8;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 26px;
    cursor: pointer;
}

/* ── HOME ── */
.home {
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding: 60px;
    background: linear-gradient(135deg, #0f172a 0%, #0a1628 100%);
}

.home-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    gap: 40px;
}

.greeting {
    font-size: 18px;
    color: #09b2ef;
    margin-bottom: 8px;
}

.home-text h1 {
    font-size: 52px;
    font-weight: bold;
    color: white;
    margin-bottom: 12px;
    line-height: 1.2;
}

.role {
    font-size: 22px;
    color: #09b2ef;
    margin-bottom: 30px;
}

.home-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-primary {
    padding: 12px 28px;
    background: #0693cf;
    color: white;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.2s;
}

.btn-primary:hover {
    background: #057ab0;
}

.btn-secondary {
    padding: 12px 28px;
    border: 2px solid #0693cf;
    color: #09b2ef;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.2s;
}

.btn-secondary:hover {
    background: #0693cf;
    color: white;
}

.home-image img {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid #38bdf8;
    box-shadow: 0 0 30px #38bdf8;
    flex-shrink: 0;
}

/* ── SECTIONS ── */
section {
    padding: 80px 60px;
}

section:nth-child(even) {
    background: #0d1526;
}

.section-title {
    font-size: 32px;
    font-weight: bold;
    color: white;
    margin-bottom: 40px;
    padding-bottom: 12px;
    border-bottom: 3px solid #0693cf;
    display: inline-block;
}

/* ── ABOUT ── */
.about-card {
    background: #1a2744;
    padding: 30px;
    border-radius: 12px;
    max-width: 800px;
    line-height: 1.8;
    font-size: 16px;
    color: #cbd5e1;
}

/* ── SKILLS ── */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.skill-category {
    background: #1a2744;
    padding: 24px;
    border-radius: 12px;
}

.skill-category h3 {
    font-size: 18px;
    margin-bottom: 16px;
    color: #09b2ef;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-box {
    background: #0693cf;
    color: white;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

/* ── CERTIFICATIONS ── */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.cert-card {
    background: #1a2744;
    border: 1px solid #0693cf;
    border-radius: 16px;
    padding: 24px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    transition: transform 0.2s;
}

.cert-card:hover {
    transform: translateY(-4px);
}

.cert-photo {
    width: 100%;
    border-radius: 10px;
    object-fit: contain;
    height: auto;
    max-height: 200px;
    background: white;
    padding: 8px;
}

.cert-icon {
    font-size: 36px;
}

.large-icon {
    font-size: 60px;
    margin: 10px 0;
}

.cert-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: white;
    margin: 0;
}

.cert-card p {
    font-size: 13px;
    color: #94a3b8;
    margin: 0;
}

.badge-done {
    font-size: 12px;
    padding: 5px 14px;
    border-radius: 20px;
    background: #D4EDDA;
    color: #155724;
    font-weight: 600;
}

.badge-prep {
    font-size: 12px;
    padding: 5px 14px;
    border-radius: 20px;
    background: #FFF3CD;
    color: #856404;
    font-weight: 600;
}

.badge-plan {
    font-size: 12px;
    padding: 5px 14px;
    border-radius: 20px;
    background: #CCE5FF;
    color: #004085;
    font-weight: 600;
}

/* ── PROJECTS ── */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.project-card {
    background: #1a2744;
    border: 1px solid #1e3a5f;
    padding: 24px;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: transform 0.2s, border-color 0.2s;
}

.project-card:hover {
    transform: translateY(-4px);
    border-color: #0693cf;
}

.project-header {
    display: flex;
    align-items: center;
    gap: 12px;
}

.project-icon {
    font-size: 28px;
}

.project-card h3 {
    font-size: 18px;
    color: white;
    font-weight: 600;
}

.project-card p {
    font-size: 14px;
    color: #94a3b8;
    line-height: 1.6;
}

.stack-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.stack-tags span {
    background: #0f2744;
    border: 1px solid #0693cf;
    color: #09b2ef;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
}

.project-links {
    display: flex;
    gap: 16px;
    margin-top: 4px;
}

.project-links a {
    color: #09b2ef;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}

.project-links a:hover {
    color: #38bdf8;
}

/* ── CONTACT ── */
.contact-card {
    background: #1a2744;
    padding: 30px;
    border-radius: 16px;
    max-width: 500px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 16px;
}

.contact-item span {
    font-size: 24px;
}

.contact-item a {
    color: #09b2ef;
    text-decoration: none;
    transition: color 0.2s;
}

.contact-item a:hover {
    color: #38bdf8;
}

/* ── FOOTER ── */
footer {
    text-align: center;
    padding: 24px;
    background: #0693cf;
    color: white;
    font-size: 14px;
}

/* ── MOBILE RESPONSIVE ── */
@media (max-width: 900px) {

    .skills-grid {
        grid-template-columns: 1fr 1fr;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

}

@media (max-width: 768px) {

    nav {
        padding: 14px 20px;
        flex-wrap: wrap;
    }

    .menu-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        width: 100%;
        gap: 12px;
        padding: 16px 0;
    }

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

    .home {
        padding: 40px 20px;
        min-height: auto;
    }

    .home-content {
        flex-direction: column-reverse;
        text-align: center;
        gap: 30px;
    }

    .home-text h1 {
        font-size: 34px;
    }

    .role {
        font-size: 18px;
    }

    .home-buttons {
        justify-content: center;
    }

    .home-image img {
        width: 200px;
        height: 200px;
    }

    section {
        padding: 50px 20px;
    }

    .section-title {
        font-size: 26px;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

    .cert-grid {
        grid-template-columns: 1fr 1fr;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

}

@media (max-width: 480px) {

}