:root {
    --pa-dark: #2d3035;
    --pa-darker: #25282c;
    --pa-accent: #00d4aa;
    --pa-white: #ffffff;
    --pa-muted: #b8bcc4;
    --pa-border: rgba(255, 255, 255, 0.12);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: "Poppins", "Segoe UI", sans-serif;
    color: var(--pa-white);
    background: var(--pa-dark);
    line-height: 1.7;
}

img { max-width: 100%; display: block; }

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

.container {
    width: min(1180px, calc(100% - 2rem));
    margin: 0 auto;
}

.section { padding: 5.5rem 0; }
.section-title {
    font-size: clamp(1.75rem, 3vw, 2.35rem);
    font-weight: 700;
    margin: 0 0 .75rem;
}

.section-kicker {
    color: var(--pa-accent);
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    font-size: .82rem;
    margin-bottom: .35rem;
}

.section-head {
    margin-bottom: 2.5rem;
}

.section-head p {
    color: var(--pa-muted);
    max-width: 620px;
    margin: 0;
}

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1.1rem 0;
    background: rgba(45, 48, 53, 0.92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--pa-border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand {
    display: flex;
    align-items: center;
    gap: .65rem;
    font-weight: 600;
    font-size: 1rem;
}

.brand-icon {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 2px solid var(--pa-accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: .72rem;
    color: var(--pa-accent);
}

.main-nav {
    display: flex;
    gap: 1.75rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-nav a {
    font-size: .78rem;
    letter-spacing: .12em;
    font-weight: 500;
    color: var(--pa-muted);
    text-transform: uppercase;
}

.main-nav a:hover,
.main-nav a.active { color: var(--pa-accent); }

.header-actions {
    display: flex;
    align-items: center;
    gap: .75rem;
}

.btn-download {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    border: 1px solid rgba(255,255,255,.35);
    color: var(--pa-white);
    border-radius: 999px;
    padding: .55rem 1.1rem;
    font-size: .72rem;
    letter-spacing: .08em;
    text-transform: uppercase;
    font-weight: 600;
}

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

.mobile-toggle {
    display: none;
    border: 1px solid var(--pa-border);
    background: transparent;
    color: var(--pa-white);
    width: 42px;
    height: 42px;
    border-radius: 10px;
}

.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    position: relative;
    overflow: hidden;
}

.hero-photo-wrap {
    position: relative;
    min-height: 100vh;
    background: #f3f4f6;
}

.hero-photo-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.hero-photo-wrap::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent 55%, var(--pa-dark) 100%);
}

.hero-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 7rem 3rem 4rem 2rem;
    background: var(--pa-dark);
    position: relative;
}

.hero-content h1 {
    margin: 0 0 .5rem;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.05;
}

.hero-role {
    color: var(--pa-accent);
    font-size: 1.05rem;
    letter-spacing: .06em;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 1.25rem;
}

.hero-content p {
    color: var(--pa-muted);
    max-width: 520px;
    margin: 0 0 2rem;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-contact {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    border: 1px solid rgba(255,255,255,.35);
    border-radius: 999px;
    padding: .85rem 1.5rem;
    font-size: .78rem;
    letter-spacing: .08em;
    text-transform: uppercase;
    font-weight: 600;
}

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

.btn-scroll {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,.35);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--pa-white);
}

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

.social-rail {
    position: fixed;
    right: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    z-index: 90;
    display: flex;
    flex-direction: column;
    gap: .75rem;
}

.social-rail a {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid var(--pa-border);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--pa-muted);
    font-size: .9rem;
}

.social-rail a:hover {
    color: var(--pa-accent);
    border-color: var(--pa-accent);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    align-items: start;
}

.about-card,
.info-card {
    background: var(--pa-darker);
    border: 1px solid var(--pa-border);
    border-radius: 16px;
    padding: 1.75rem;
}

.info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.info-list li {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: .65rem 0;
    border-bottom: 1px solid var(--pa-border);
    font-size: .92rem;
}

.info-list li span:first-child { color: var(--pa-muted); }

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.skill-chip {
    background: var(--pa-darker);
    border: 1px solid var(--pa-border);
    border-radius: 12px;
    padding: 1rem 1.1rem;
}

.skill-chip strong { display: block; margin-bottom: .35rem; }
.skill-chip span { color: var(--pa-muted); font-size: .85rem; }

.resume-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.timeline-item,
.education-item {
    background: var(--pa-darker);
    border: 1px solid var(--pa-border);
    border-radius: 14px;
    padding: 1.35rem 1.5rem;
    margin-bottom: 1rem;
}

.timeline-item h4,
.education-item h4 {
    margin: 0 0 .25rem;
    font-size: 1.05rem;
}

.timeline-item .meta,
.education-item .meta {
    color: var(--pa-accent);
    font-size: .85rem;
    font-weight: 600;
    margin-bottom: .65rem;
}

.timeline-item p,
.education-item p {
    margin: 0;
    color: var(--pa-muted);
    font-size: .9rem;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.portfolio-card {
    position: relative;
    border-radius: 14px;
    overflow: hidden;
    aspect-ratio: 4 / 3;
    background: var(--pa-darker);
}

.portfolio-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .35s;
}

.portfolio-card:hover img { transform: scale(1.05); }

.portfolio-card .overlay {
    position: absolute;
    inset: auto 0 0 0;
    padding: 1rem;
    background: linear-gradient(transparent, rgba(0,0,0,.85));
}

.portfolio-card h4 {
    margin: 0 0 .15rem;
    font-size: .95rem;
}

.portfolio-card span {
    color: var(--pa-muted);
    font-size: .8rem;
}

.contact-box {
    background: var(--pa-darker);
    border: 1px solid var(--pa-border);
    border-radius: 18px;
    padding: 2.5rem;
    text-align: center;
}

.contact-box p {
    color: var(--pa-muted);
    max-width: 560px;
    margin: 0 auto 1.5rem;
}

.contact-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.contact-links a {
    border: 1px solid var(--pa-border);
    border-radius: 999px;
    padding: .7rem 1.2rem;
    font-size: .88rem;
    color: var(--pa-muted);
}

.contact-links a:hover {
    color: var(--pa-accent);
    border-color: var(--pa-accent);
}

.site-footer {
    padding: 1.5rem 0 2rem;
    text-align: center;
    color: var(--pa-muted);
    font-size: .85rem;
    border-top: 1px solid var(--pa-border);
}

@media (max-width: 991px) {
    .main-nav { display: none; }
    .main-nav.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 72px;
        left: 1rem;
        right: 1rem;
        background: var(--pa-darker);
        padding: 1rem;
        border-radius: 12px;
        border: 1px solid var(--pa-border);
    }
    .mobile-toggle { display: inline-flex; align-items: center; justify-content: center; }
    .btn-download { display: none; }
    .hero { grid-template-columns: 1fr; min-height: auto; }
    .hero-photo-wrap { min-height: 360px; }
    .hero-content { padding: 3rem 1.5rem; }
    .social-rail { display: none; }
    .about-grid,
    .resume-grid,
    .portfolio-grid,
    .skills-grid { grid-template-columns: 1fr; }
}