:root {
    --teal: #00a884;
    --dark: #0f172a;
    --gray: #64748b;
    --light-bg: #f8fafc;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', sans-serif; color: var(--dark); line-height: 1.6; background: #fff; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* Navbar */
.navbar { display: flex; justify-content: space-between; align-items: center; padding: 30px 24px; }
.logo { font-weight: 800; color: var(--teal); font-size: 1.2rem; }
.nav-links a { margin-left: 20px; text-decoration: none; color: var(--gray); font-size: 0.75rem; font-weight: 700; letter-spacing: 0.5px; }

/* Hero Section */
.hero { text-align: center; padding: 100px 24px; }
.hero h1 { font-size: 4.5rem; font-weight: 800; margin-bottom: 10px; }
.hero h1 span { color: var(--teal); }
.hero h3 { color: var(--gray); font-weight: 500; font-size: 1.6rem; margin-bottom: 20px; }
.divider { width: 60px; height: 4px; background: var(--teal); margin: 0 auto 30px; border-radius: 2px; }
.hero-desc { max-width: 800px; margin: 0 auto 40px; color: var(--gray); font-size: 1.1rem; }
.hero-btns { display: flex; justify-content: center; gap: 20px; }

button { padding: 16px 36px; border-radius: 12px; font-weight: 700; cursor: pointer; transition: 0.3s; }
.btn-teal { background: var(--teal); color: #fff; border: none; box-shadow: 0 10px 20px rgba(0, 168, 132, 0.2); }
.btn-outline { background: #fff; border: 1px solid #e2e8f0; color: var(--dark); }

/* About Section Stats */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    align-items: start;
    margin-top: 40px;
}

.about-header {
    position: sticky;
    top: 100px;
}

.about-content p {
    margin-bottom: 20px;
    color: var(--gray);
    font-size: 1rem;
}

.stats-row { display: flex; gap: 60px; margin-top: 40px; }
.stat-num { display: block; font-size: 2rem; font-weight: 800; color: var(--dark); }
.stat-label { font-size: 0.7rem; font-weight: 800; color: #cbd5e1; }

/* Grids & Cards */
.text-center { text-align: center; }
.label-teal { color: var(--teal); font-size: 0.7rem; font-weight: 800; letter-spacing: 2px; }
.label-white { color: #fff; font-size: 0.7rem; font-weight: 800; letter-spacing: 2px; }
h2 { font-size: 2.2rem; font-weight: 800; margin: 10px 0 40px; }

.tech-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 32px; }
/* Ensure grid items can shrink properly on small screens */
.tech-card, .project-card, .growth-item { min-width: 0; }

/* Make card content layout-friendly and left-aligned for consistency */
.tech-card { padding: 40px; border-radius: 32px; border: 1px solid #f1f5f9; box-shadow: 0 20px 40px rgba(0,0,0,0.02); display: flex; flex-direction: column; gap: 14px; align-items: flex-start; margin-bottom: 16px; }
.tech-card h3 { font-size: 1.1rem; margin: 0; }
.tech-card ul { list-style: none; color: var(--gray); font-size: 0.95rem; overflow-wrap: anywhere; padding-left: 0; }

.project-card { padding: 40px; border-radius: 40px; border: 1px solid #f1f5f9; position: relative; overflow: hidden; display: flex; flex-direction: column; gap: 12px; align-items: flex-start; margin-bottom: 16px; }
.project-card p { margin: 0; }

/* Prevent long words from breaking layout */
.project-card p, .tech-card li, .growth-item { word-break: break-word; overflow-wrap: anywhere; }
.tech-card li { margin-bottom: 8px; position: relative; padding-left: 15px; }
.tech-card li::before { content: "•"; color: var(--teal); position: absolute; left: 0; }

.icon-circle { width: 50px; height: 50px; background: #f0fdfa; color: var(--teal); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; }

/* Growth Grid */
.growth-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 50px; }
.growth-item { background: #f8fafc; padding: 25px; border-radius: 16px; font-weight: 700; color: var(--teal); display: flex; align-items: center; gap: 15px; border: 1px solid #edf2f7; }

/* Projects */
.project-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; margin-bottom: 18px; }
.project-card { padding: 40px; border-radius: 40px; border: 1px solid #f1f5f9; position: relative; overflow: hidden; }
.project-card.bg-teal { background: var(--teal); color: #fff; border: none; }
.project-card h3 { font-size: 1.4rem; margin: 20px 0 15px; }
/* Tags (light) */
.tags { display: flex; flex-wrap: wrap; gap: 10px; row-gap: 14px; justify-content: flex-start; max-width: 100%; margin-top: 16px; margin-bottom: 16px; }
.tags span { background: #f1f5f9; padding: 6px 12px; border-radius: 20px; font-size: 0.7rem; font-weight: 700; color: var(--gray); display: inline-block; white-space: normal; }

/* Tags (white-on-teal) */
.tags-white { display: flex; flex-wrap: wrap; gap: 10px; row-gap: 14px; justify-content: flex-start; max-width: 100%; margin-top: 16px; margin-bottom: 16px; }
.tags-white span { background: rgba(255,255,255,0.2); padding: 6px 12px; border-radius: 20px; font-size: 0.7rem; font-weight: 700; color: #fff; display: inline-block; white-space: normal; }

/* Extra spacing to ensure tags don't crowd following content */
.project-card .tags, .tech-card .tags, .project-card .tags-white, .tech-card .tags-white { margin-top: 14px; margin-bottom: 12px; }

@media (max-width: 768px) {
    .hero h1 { font-size: 2.8rem; }
    .growth-grid, .project-grid { grid-template-columns: 1fr; }
    .nav-links { display: none; }
    .about-grid { grid-template-columns: 1fr; gap: 30px; }
    .about-header { position: static; }
    .stats-row { flex-direction: column; gap: 30px; }
}
/* Education Section Styling */
#education {
    padding-top: 40px;
    padding-bottom: 60px;
}

.edu-timeline {
    margin-top: 40px;
    position: relative;
    border-left: 2px solid #edf2f7;
    padding-left: 40px;
    margin-left: 20px;
}

.edu-item {
    position: relative;
    margin-bottom: 45px;
}

.edu-item:last-child {
    margin-bottom: 0;
}

.edu-icon {
    position: absolute;
    left: -62px; /* Centers the icon on the timeline line */
    width: 44px;
    height: 44px;
    background: #fff;
    border: 2px solid var(--teal);
    color: var(--teal);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    z-index: 2;
}

.edu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 5px;
}

.edu-info h4 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--dark);
}

.edu-year {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--gray);
    background: #f1f5f9;
    padding: 4px 12px;
    border-radius: 20px;
}

.edu-place {
    font-size: 1rem;
    color: var(--gray);
    margin-bottom: 10px;
}

.edu-result {
    font-size: 0.9rem;
    color: var(--dark);
}

.edu-result strong {
    color: var(--teal);
    font-weight: 800;
}

/* Responsive adjustment for mobile */
@media (max-width: 600px) {
    .edu-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    .edu-timeline {
        margin-left: 10px;
        padding-left: 30px;
    }
    .edu-icon {
        left: -52px;
        width: 38px;
        height: 38px;
    }
}
/* Footer Styling */
.footer {
    background: #0f172a; /* Dark background */
    color: #fff;
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 40px;
}

.footer-left .logo {
    color: var(--teal);
    font-size: 1.4rem;
    margin-bottom: 10px;
}

.footer-left p {
    color: #94a3b8;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a {
    color: #f1f5f9;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    transition: 0.3s;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-links a:hover {
    color: var(--teal);
}

.scroll-top {
    background: var(--teal);
    padding: 8px 15px;
    border-radius: 8px;
    font-size: 0.75rem !important;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    color: #64748b;
    font-size: 0.8rem;
}

@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 30px;
    }
    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
}
.btn-outline-link {
    text-decoration: none;
    display: inline-block;
}

.btn-outline:hover {
    background-color: #f8fafc;
    border-color: var(--teal);
    color: var(--teal);
}

/* Internships Section Styling */
#intern {
    padding-top: 60px;
    padding-bottom: 60px;
}

.intern-grid {
    display: grid;
    /* Reduced the minimum card width so cards can stack earlier on smaller screens */
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}
.intern-card { margin-bottom: 14px; } 

.intern-card {
    padding: 35px;
    border-radius: 24px;
    border: 1px solid #f1f5f9;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
    transition: 0.3s;
}

.intern-card:hover {
    box-shadow: 0 15px 40px rgba(0,0,0,0.08);
    border-color: var(--teal);
}

.intern-header {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    margin-bottom: 20px;
}

.icon-circle-small {
    width: 45px;
    height: 45px;
    background: #f0fdfa;
    color: var(--teal);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.intern-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 5px;
}

.intern-org {
    font-size: 0.95rem;
    color: var(--gray);
    margin-bottom: 8px;
}

.intern-duration {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--teal);
    background: #f0fdfa;
    padding: 4px 12px;
    border-radius: 12px;
    display: inline-block;
}

.intern-points {
    list-style: none;
    margin-top: 20px;
}

.intern-points li {
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 12px;
    padding-left: 20px;
    position: relative;
    line-height: 1.6;
}

.intern-points li::before {
    content: "✓";
    color: var(--teal);
    font-weight: 700;
    position: absolute;
    left: 0;
}

/* Certifications Section Styling */
#certifications {
    padding-top: 60px;
    padding-bottom: 60px;
    background: #f8fafc;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.cert-item {
    background: #fff;
    padding: 25px 30px;
    border-radius: 16px;
    border: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    gap: 15px;
    transition: 0.3s;
}

.cert-item:hover {
    border-color: var(--teal);
    box-shadow: 0 8px 20px rgba(0,0,0,0.05);
    transform: translateY(-2px);
}

.cert-item i {
    font-size: 1.5rem;
    color: var(--teal);
}

.cert-item p {
    margin: 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--dark);
}

/* Responsive adjustments */

/* Internships - Mobile & small screen tweaks */
@media (max-width: 768px) {
    .intern-grid { grid-template-columns: 1fr; gap: 20px; }
    .intern-card { padding: 22px; border-radius: 20px; }
    .intern-header { align-items: center; gap: 12px; }
    .icon-circle-small { width: 40px; height: 40px; font-size: 1rem; }
    .intern-card h3 { font-size: 1.05rem; }
    .intern-points li { font-size: 0.95rem; padding-left: 18px; }
    .intern-duration { font-size: 0.72rem; padding: 3px 10px; }
}

@media (max-width: 420px) {
    .intern-card { padding: 16px; }
    .intern-header { gap: 10px; }
    .intern-card h3 { font-size: 1rem; }
    .intern-org { font-size: 0.9rem; }
    .intern-points li { font-size: 0.9rem; margin-bottom: 10px; }
    .icon-circle-small { width: 36px; height: 36px; }
}
/* --- UPDATED MOBILE NAVIGATION --- */
@media (max-width: 768px) {
    .navbar {
        padding: 20px;
        position: relative;
    }

    .menu-icon {
        display: block; /* Shows hamburger icon */
        font-size: 1.5rem;
        color: var(--teal);
        cursor: pointer;
        z-index: 1001;
    }

    .nav-links {
        display: none; /* Hidden by default */
        flex-direction: column;
        position: fixed; /* Floats over content */
        top: 0;
        right: 0;
        width: 70%; /* Side drawer style */
        height: 100vh;
        background: #ffffff;
        padding: 80px 30px;
        box-shadow: -10px 0 30px rgba(0,0,0,0.1);
        z-index: 1000;
    }

    /* When JS adds the .active class */
    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        margin: 15px 0;
        font-size: 1.1rem;
        margin-left: 0;
        display: block;
    }

    /* Other Mobile Fixes */
    .hero h1 { font-size: 2.8rem; }
    .growth-grid, .project-grid { grid-template-columns: 1fr; }
    .about-grid { grid-template-columns: 1fr; gap: 30px; }
    .about-header { position: static; }
    .stats-row { flex-direction: column; gap: 30px; }

    /* Remove tap highlight on mobile for all clickable elements (better UX) */
    button,
    a,
    input,
    textarea,
    .clickable-div,
    .menu-icon,
    .menu-icon * {
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
    }

    /* Tech & Project adjustments for small screens */
    .tech-grid { grid-template-columns: 1fr; gap: 28px; }
    .tech-card { padding: 22px; align-items: flex-start; margin-bottom: 12px; }
    .icon-circle { margin-bottom: 8px; }
    .project-card { padding: 22px; align-items: flex-start; margin-bottom: 12px; }
    .intern-grid { gap: 22px; }
    .tags { justify-content: flex-start; gap: 12px; row-gap: 12px; margin-top: 12px; margin-bottom: 12px; }
    .tags span, .tags-white span { padding: 5px 10px; font-size: 0.65rem; border-radius: 16px; }

    /* Smaller tweaks for very narrow screens */
    @media (max-width: 420px) {
        /* Make tags form two evenly spaced columns and center text for balance */
        .tags, .tags-white { justify-content: space-between; }
        .tags span, .tags-white span {
            padding: 4px 8px;
            font-size: 0.62rem;
            flex: 0 0 calc(50% - 8px);
            max-width: calc(50% - 8px);
            text-align: center;
        }
        .tech-card { padding: 18px; margin-bottom: 10px; }
        .project-card { padding: 18px; margin-bottom: 10px; }
    }
}

/* Hide menu icon on Desktop */
@media (min-width: 769px) {
    .menu-icon {
        display: none;
    }
}