/* ===== Reset & Variables ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --bg:            #ffffff;
    --bg-card:       #ffffff;
    --text:          #1e293b;
    --text-secondary:#475569;
    --accent:        #2563eb;
    --accent-dim:    rgba(37, 99, 235, 0.08);
    --white:         #0f172a;
    --nav-height:    70px;
    --font-main:     'Inter', sans-serif;
    --font-mono:     'Fira Code', monospace;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    font-size: 16px;
}

/* ===== Navbar ===== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    height: var(--nav-height);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 50px;
    z-index: 100;
    border-bottom: 1px solid rgba(37, 99, 235, 0.18);
    transition: box-shadow 0.3s;
}

.navbar.scrolled {
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--accent);
    border: 2px solid var(--accent);
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    flex-shrink: 0;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 22px;
}

.nav-links a {
    color: var(--text);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--accent);
}

.nav-resume-btn {
    border: 1px solid var(--accent);
    color: var(--accent);
    padding: 8px 18px;
    border-radius: 4px;
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    transition: background 0.2s;
}

.nav-resume-btn:hover {
    background: var(--accent-dim);
}

/* ===== Hero ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 80px;
    padding: var(--nav-height) 100px 0;
}

.hero-content {
    max-width: 560px;
}

.hero-greeting {
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 1rem;
    margin-bottom: 12px;
}

.hero-name {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 700;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 8px;
}

.hero-title {
    font-size: clamp(1.4rem, 3vw, 2.5rem);
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.hero-desc {
    color: var(--text-secondary);
    font-size: 1rem;
    max-width: 480px;
    margin-bottom: 32px;
}

.hero-btns {
    display: flex;
    gap: 15px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.btn-primary {
    border: 1px solid var(--accent);
    color: var(--accent);
    background: transparent;
    padding: 13px 26px;
    border-radius: 4px;
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    cursor: pointer;
    transition: background 0.2s;
    display: inline-block;
}

.btn-primary:hover {
    background: var(--accent-dim);
}

.btn-secondary {
    border: 1px solid var(--text-secondary);
    color: var(--text-secondary);
    background: transparent;
    padding: 13px 26px;
    border-radius: 4px;
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    transition: border-color 0.2s, color 0.2s;
    display: inline-block;
}

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.social-links {
    display: flex;
    gap: 18px;
    align-items: center;
}

.social-links a {
    display: flex;
    opacity: 0.65;
    transition: opacity 0.2s, transform 0.2s;
}

.social-links a:hover {
    opacity: 1;
    transform: translateY(-3px);
}

#profile_pic {
    width: 300px;
    height: 300px;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: 0 0 40px rgba(37, 99, 235, 0.18);
    flex-shrink: 0;
}

/* ===== Sections ===== */
.section {
    padding: 90px 100px;
    max-width: 1000px;
    margin: 0 auto;
}

.section-title {
    font-size: 1.75rem;
    color: var(--white);
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    gap: 12px;
    white-space: nowrap;
}

.section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--bg-card);
    max-width: 280px;
}

.section-title.centered {
    justify-content: center;
}

.section-title.centered::after {
    display: none;
}


/* ===== About ===== */
.about-content {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 50px;
    align-items: start;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-size: 0.975rem;
}

.about-text strong {
    color: var(--accent);
}

.about-img {
    width: 100%;
    border-radius: 8px;
    border: 2px solid var(--accent);
    box-shadow: 6px 6px 0 var(--accent-dim);
}

/* ===== Skills ===== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.skills-category {
    background: var(--bg-card);
    padding: 24px;
    border-radius: 8px;
    border: 1px solid rgba(37, 99, 235, 0.18);
    transition: border-color 0.3s;
}

.skills-category:hover {
    border-color: rgba(37, 99, 235, 0.2);
}

.skills-category h3 {
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 14px;
}

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

.tag {
    background: var(--accent-dim);
    color: var(--accent);
    border: 1px solid rgba(37, 99, 235, 0.2);
    padding: 5px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-family: var(--font-mono);
    transition: background 0.2s;
}

.tag:hover {
    background: rgba(37, 99, 235, 0.15);
}

.tag.small {
    font-size: 0.75rem;
    padding: 3px 10px;
}

/* ===== Education ===== */
.education-card {
    background: var(--bg-card);
    border: 1px solid rgba(37, 99, 235, 0.18);
    border-radius: 8px;
    padding: 28px;
    transition: border-color 0.3s, transform 0.3s;
}

.education-card:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
}

.edu-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 8px;
}

.edu-school {
    color: var(--white);
    font-size: 1.15rem;
    margin-bottom: 4px;
}

.edu-degree {
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.875rem;
}

.edu-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
}

.edu-location {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.edu-date {
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.825rem;
    white-space: nowrap;
}

.edu-courses-label {
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

/* ===== Experience ===== */
.experience-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.experience-card {
    background: var(--bg-card);
    border: 1px solid rgba(37, 99, 235, 0.18);
    border-radius: 8px;
    padding: 28px;
    transition: border-color 0.3s, transform 0.3s;
}

.experience-card:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
}

.exp-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 18px;
    flex-wrap: wrap;
    gap: 8px;
}

.exp-company-wrap {
    display: flex;
    align-items: center;
    gap: 14px;
}

.exp-logo {
    width: 44px;
    height: 44px;
    object-fit: contain;
    border-radius: 8px;
    flex-shrink: 0;
}

.exp-company {
    color: var(--white);
    font-size: 1.15rem;
    margin-bottom: 4px;
}

.exp-role {
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.875rem;
}

.exp-date {
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.825rem;
    white-space: nowrap;
}

.exp-details {
    list-style: none;
    padding: 0;
}

.exp-details li {
    color: var(--text-secondary);
    padding-left: 20px;
    position: relative;
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.exp-details li::before {
    content: '▸';
    color: var(--accent);
    position: absolute;
    left: 0;
}

/* ===== Projects ===== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 24px;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid rgba(37, 99, 235, 0.18);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s, border-color 0.3s;
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
}

.project-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin: -22px 0 28px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.78rem;
}

.project-legend-item {
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

.ownership-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
}

.ownership-dot.personal {
    background: #0f766e;
}

.project-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.ownership-badge {
    flex-shrink: 0;
    padding: 3px 8px;
    border: 1px solid rgba(37, 99, 235, 0.25);
    border-radius: 4px;
    color: var(--accent);
    background: var(--accent-dim);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    line-height: 1.2;
    white-space: nowrap;
}

.ownership-badge.personal {
    border-color: rgba(15, 118, 110, 0.25);
    color: #0f766e;
    background: rgba(15, 118, 110, 0.08);
}

.project-badges {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 5px;
    flex-shrink: 0;
}

.status-badge {
    flex-shrink: 0;
    padding: 3px 8px;
    border: 1px solid rgba(217, 119, 6, 0.25);
    border-radius: 4px;
    color: #b45309;
    background: rgba(217, 119, 6, 0.08);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    line-height: 1.2;
    white-space: nowrap;
}

.project-img-wrap {
    height: 180px;
    overflow: hidden;
    background: #e2e8f0;
}

.project-img-wrap.img-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.project-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-img-wrap.img-contain .project-img {
    object-fit: contain;
    padding: 16px;
    background: #f8fafc;
}

.project-img-wrap.img-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #eef2ff, #f8fafc);
}

.project-img-wrap.img-icon .project-img {
    width: auto;
    height: auto;
    max-width: 68%;
    max-height: 68%;
    object-fit: contain;
}

.project-info {
    padding: 22px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.project-info h3 {
    color: var(--white);
    font-size: 1.05rem;
}

.project-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.65;
    flex: 1;
}

.project-link-placeholder {
    color: var(--accent) !important;
    font-family: var(--font-mono);
    font-size: 0.78rem !important;
}

.project-link {
    color: var(--accent) !important;
    font-family: var(--font-mono);
    font-size: 0.78rem !important;
    text-decoration: none;
}

.project-link:hover {
    text-decoration: underline;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 4px;
}

/* ===== Contact ===== */
#contact {
    text-align: center;
}

.contact-desc {
    color: var(--text-secondary);
    max-width: 480px;
    margin: 0 auto 40px;
    font-size: 1rem;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 50px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}

.contact-icon-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text-secondary);
    transition: color 0.2s, transform 0.2s;
}

.contact-icon-link img {
    opacity: 0.65;
    transition: opacity 0.2s;
}

.contact-icon-link:hover {
    color: var(--accent);
    transform: translateY(-4px);
}

.contact-icon-link:hover img {
    opacity: 1;
}

.contact-icon-link span {
    font-size: 0.8rem;
    font-family: var(--font-mono);
}

.contact-resume-btn {
    margin-top: 10px;
}

/* ===== Footer ===== */
.footer {
    text-align: center;
    padding: 20px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    border-top: 1px solid rgba(37, 99, 235, 0.18);
    margin-top: 40px;
}

/* ===== Scroll animations ===== */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
    .navbar {
        padding: 0 24px;
    }

    .hero {
        flex-direction: column-reverse;
        padding: calc(var(--nav-height) + 40px) 30px 60px;
        text-align: center;
        gap: 30px;
    }

    .hero-btns,
    .social-links {
        justify-content: center;
    }

    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }

    #profile_pic {
        width: 220px;
        height: 220px;
    }

    .section {
        padding: 60px 30px;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 600px) {
    .nav-links {
        display: none;
    }

    .nav-resume-btn {
        margin-left: auto;
    }
}