/* ============================================================
   Muhammad Umar Shinwari — Portfolio Site
   Professional design for a finance / economics professional.
   Palette: deep navy #2E4057 / slate #1F2D3D / white / subtle gold #C9A86A
   ============================================================ */

/* ---------- CSS Reset / Base ---------- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --navy: #2E4057;
    --navy-dark: #1F2D3D;
    --navy-light: #3E5574;
    --accent: #C9A86A;       /* restrained gold accent */
    --accent-dark: #A88949;
    --text: #1A2332;
    --text-muted: #5A6776;
    --bg: #FFFFFF;
    --bg-alt: #F7F8FA;
    --border: #E3E6EC;
    --shadow-sm: 0 1px 3px rgba(31, 45, 61, 0.06);
    --shadow-md: 0 4px 12px rgba(31, 45, 61, 0.08);
    --shadow-lg: 0 8px 24px rgba(31, 45, 61, 0.12);

    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Lora', Georgia, 'Times New Roman', serif;

    --container-max: 1100px;
    --radius: 6px;
    --transition: 0.25s ease;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.65;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--navy);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover { color: var(--accent-dark); }

ul { list-style: none; }

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

/* ---------- Layout ---------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 5rem 0;
    border-top: 1px solid var(--border);
}

.section-alt {
    background: var(--bg-alt);
}

.section-title {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 2rem;
    color: var(--navy-dark);
    margin-bottom: 2.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--accent);
    display: inline-block;
}

.section-title-light {
    color: #FFFFFF;
    border-bottom-color: var(--accent);
}

.section-intro {
    color: var(--text-muted);
    max-width: 720px;
    margin-bottom: 2.5rem;
    font-size: 1.05rem;
}

/* ---------- Navbar ---------- */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: saturate(180%) blur(10px);
    -webkit-backdrop-filter: saturate(180%) blur(10px);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.nav-logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--navy-dark);
    letter-spacing: 0.08em;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--text);
    letter-spacing: 0.01em;
    padding: 0.25rem 0;
    border-bottom: 2px solid transparent;
    transition: color var(--transition), border-color var(--transition);
}

.nav-menu a:hover {
    color: var(--navy);
    border-bottom-color: var(--accent);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    padding: 0.4rem;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--navy-dark);
    transition: transform var(--transition), opacity var(--transition);
}

/* ---------- Hero ---------- */
.hero {
    background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 55%, var(--navy-light) 100%);
    color: #FFFFFF;
    padding: 6rem 0 5.5rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    top: 0; right: 0; bottom: 0; left: 0;
    background-image:
        radial-gradient(circle at 85% 20%, rgba(201, 168, 106, 0.10) 0%, transparent 45%),
        radial-gradient(circle at 15% 85%, rgba(255, 255, 255, 0.04) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

/* ---- Hero photo ---- */
.hero-photo-wrap {
    margin-bottom: 2rem;
}

.hero-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    object-position: center top;
    border: 4px solid var(--accent);
    box-shadow: 0 6px 24px rgba(0,0,0,0.25);
}

.hero-eyebrow {
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1.25rem;
}

.hero-name {
    font-family: var(--font-heading);
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.01em;
    margin-bottom: 1.25rem;
}

.hero-tagline {
    font-size: clamp(1.05rem, 1.6vw, 1.2rem);
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.88);
    max-width: 720px;
    margin-bottom: 1.75rem;
}

.hero-meta {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.72);
    margin-bottom: 2.25rem;
}

.hero-meta .sep {
    margin: 0 0.75rem;
    color: rgba(255, 255, 255, 0.35);
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 0.8rem 1.75rem;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition);
    border: 1.5px solid transparent;
}

.btn-primary {
    background: var(--accent);
    color: var(--navy-dark);
    border-color: var(--accent);
}

.btn-primary:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    color: #FFFFFF;
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: #FFFFFF;
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #FFFFFF;
}

/* ---------- About ---------- */
.about-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 3rem;
    align-items: start;
}

.about-text p {
    margin-bottom: 1.25rem;
    color: var(--text);
}

.about-text p:last-child { margin-bottom: 0; }

.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.highlight-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem 1.25rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
}

.highlight-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.highlight-number {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.6rem;
    color: var(--navy-dark);
    margin-bottom: 0.35rem;
}

.highlight-label {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.45;
}

/* ---------- Experience ---------- */
.experience-item {
    background: var(--bg);
    border-left: 3px solid var(--accent);
    border-radius: 0 var(--radius) var(--radius) 0;
    padding: 2rem 2.25rem;
    box-shadow: var(--shadow-sm);
}

.exp-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
}

.exp-role {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--navy-dark);
    margin-bottom: 0.3rem;
}

.exp-org {
    font-size: 1rem;
    font-weight: 500;
    color: var(--navy);
}

.exp-meta {
    text-align: right;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.exp-bullets li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
    line-height: 1.65;
    color: var(--text);
}

.exp-bullets li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.7rem;
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
}

.exp-bullets li:last-child { margin-bottom: 0; }

/* ---------- Accordion (Experience) ---------- */
.accordion {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.acc-item {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition);
}

.acc-item:has(.acc-trigger[aria-expanded="true"]) {
    box-shadow: var(--shadow-md);
    border-color: var(--accent);
}

.acc-trigger {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.1rem 1.5rem;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    color: var(--navy-dark);
    gap: 1rem;
    transition: background var(--transition), color var(--transition);
}

.acc-trigger:hover {
    background: var(--bg-alt);
    color: var(--navy);
}

.acc-trigger[aria-expanded="true"] {
    background: var(--bg-alt);
    color: var(--navy-dark);
    border-bottom: 1px solid var(--border);
}

.acc-icon {
    flex-shrink: 0;
    width: 1.5rem;
    height: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(201, 168, 106, 0.15);
    color: var(--accent-dark);
    border-radius: 50%;
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1;
    transition: transform var(--transition), background var(--transition);
}

.acc-trigger[aria-expanded="true"] .acc-icon {
    transform: rotate(45deg);
    background: var(--accent);
    color: var(--navy-dark);
}

.acc-panel {
    padding: 1.25rem 1.5rem 1.4rem;
}

.acc-panel ul {
    list-style: none;
    padding: 0;
}

.acc-panel ul li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.85rem;
    line-height: 1.65;
    color: var(--text);
    font-size: 0.97rem;
}

.acc-panel ul li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.68rem;
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
}

.acc-panel ul li:last-child { margin-bottom: 0; }

/* ---------- Education ---------- */
.edu-item {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.75rem 2rem;
    margin-bottom: 1.25rem;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition);
}

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

.edu-item:hover {
    box-shadow: var(--shadow-md);
}

.edu-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1rem;
}

.edu-school {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--navy-dark);
    margin-bottom: 0.3rem;
}

.edu-degree {
    color: var(--navy);
    font-size: 0.98rem;
    font-weight: 500;
    margin-bottom: 0.6rem;
}

.edu-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    display: inline-block;
    background: rgba(201, 168, 106, 0.15);
    color: var(--accent-dark);
    font-size: 0.78rem;
    font-weight: 500;
    padding: 0.25rem 0.7rem;
    border-radius: 3px;
    letter-spacing: 0.02em;
}

.edu-meta {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-align: right;
}

.edu-body {
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.edu-label {
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.edu-courses {
    font-size: 0.93rem;
    color: var(--text);
    line-height: 1.7;
}

/* ---------- Publications ---------- */
.pub-group {
    margin-bottom: 2.5rem;
}

.pub-group:last-child { margin-bottom: 0; }

.pub-group-title {
    font-family: var(--font-heading);
    font-size: 1.18rem;
    font-weight: 600;
    color: var(--navy-dark);
    margin-bottom: 0.25rem;
}

.pub-series {
    font-size: 0.92rem;
    font-style: italic;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.pub-links {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 0.85rem;
}

.pub-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all var(--transition);
    color: var(--text);
}

.pub-card:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    color: var(--navy-dark);
}

.pub-card-static {
    cursor: default;
    opacity: 0.75;
}

.pub-card-static:hover {
    transform: none;
    box-shadow: none;
    border-color: var(--border);
}

.pub-year {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--navy-dark);
}

.pub-label {
    font-size: 0.88rem;
    color: var(--text-muted);
    font-weight: 500;
}

.pub-arrow {
    color: var(--accent-dark);
    font-size: 1.1rem;
    transition: transform var(--transition);
}

.pub-card:hover .pub-arrow {
    transform: translateX(4px);
}

.pub-card--essay {
    flex-wrap: wrap;
    gap: 0.4rem 1rem;
    align-items: flex-start;
}

.pub-card--essay .pub-label {
    flex: 1 1 100%;
    white-space: normal;
    font-size: 0.95rem;
    color: var(--text);
    font-weight: 500;
}

.pub-card--essay .pub-arrow {
    align-self: flex-end;
    margin-left: auto;
}

/* ---------- Skills ---------- */
.skills-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.75rem;
}

.skill-block {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem 1.75rem;
    box-shadow: var(--shadow-sm);
}

.skill-block-wide {
    grid-column: span 2;
}

.skill-title {
    font-family: var(--font-heading);
    font-size: 1.08rem;
    font-weight: 600;
    color: var(--navy-dark);
    margin-bottom: 1rem;
    padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--border);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tags span {
    display: inline-block;
    padding: 0.4rem 0.85rem;
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: 3px;
    font-size: 0.86rem;
    color: var(--text);
    transition: all var(--transition);
}

.skill-tags span:hover {
    background: var(--navy);
    color: #FFFFFF;
    border-color: var(--navy);
}

.training-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.95rem;
    border-bottom: 1px solid var(--border);
}

.training-list li:last-child { border-bottom: none; }

.training-list li::before {
    content: "\2713";
    position: absolute;
    left: 0;
    color: var(--accent-dark);
    font-weight: 600;
}

/* ---------- Contact ---------- */
.section-contact {
    background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
    color: #FFFFFF;
}

.contact-intro {
    color: rgba(255, 255, 255, 0.82);
    max-width: 640px;
    margin-bottom: 2.5rem;
    font-size: 1.05rem;
}

.contact-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
}

.contact-card {
    display: flex;
    flex-direction: column;
    padding: 1.25rem 1.5rem;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius);
    color: #FFFFFF;
    transition: all var(--transition);
}

.contact-card:hover {
    background: rgba(201, 168, 106, 0.12);
    border-color: var(--accent);
    transform: translateY(-2px);
    color: #FFFFFF;
}

.contact-card-static {
    cursor: default;
}

.contact-card-static:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.15);
    transform: none;
}

.contact-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--accent);
    margin-bottom: 0.4rem;
}

.contact-value {
    font-size: 0.98rem;
    font-weight: 500;
    word-break: break-word;
}

/* ---------- Footer ---------- */
.footer {
    background: var(--navy-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 1.75rem 0;
    text-align: center;
    font-size: 0.88rem;
}

.footer-container p { margin-bottom: 0.35rem; }

.footer-sub {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .skill-block-wide {
        grid-column: span 1;
    }

    .exp-meta, .edu-meta {
        text-align: left;
    }
}

@media (max-width: 700px) {
    .section { padding: 3.5rem 0; }
    .hero { padding: 4.5rem 0 4rem; }

    .nav-toggle { display: flex; }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        background: #FFFFFF;
        border-bottom: 1px solid var(--border);
        padding: 0.5rem 1.5rem 1rem;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .nav-menu.open {
        max-height: 400px;
    }

    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid var(--border);
    }

    .nav-menu li:last-child { border-bottom: none; }

    .nav-menu a {
        display: block;
        padding: 0.85rem 0;
        width: 100%;
    }

    .hero-meta .sep { display: none; }

    .hero-meta span {
        display: block;
        margin-bottom: 0.25rem;
    }

    .section-title { font-size: 1.6rem; }

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

    .experience-item, .edu-item {
        padding: 1.5rem 1.25rem;
    }

    .exp-header, .edu-header {
        flex-direction: column;
    }
}

@media (max-width: 420px) {
    .about-highlights { grid-template-columns: 1fr; }
    .hero-cta { flex-direction: column; }
    .btn { text-align: center; }
}

/* ---------- Print styles (for "Save as PDF") ---------- */
@media print {
    .navbar, .hero-cta, .nav-toggle { display: none; }
    .section, .hero { padding: 1.5rem 0; break-inside: avoid; }
    .hero { background: #FFFFFF; color: var(--text); }
    .hero-name, .hero-eyebrow, .hero-tagline, .hero-meta { color: var(--text); }
    .section-contact { background: #FFFFFF; color: var(--text); }
    .section-title, .section-title-light { color: var(--navy-dark); }
    a { color: var(--navy); text-decoration: underline; }
}