@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@400;500;600;700&family=Inter:wght@400;500;600;700&display=swap'); 
 
/* ========================================================= 
   MONARCHAUREX — PROF. DR. NALEDI MOKOENA 
   Editorial Academic Luxury — REFINED 
   ========================================================= */ 
 
:root { 
    --bg: #080607; 
    --bg-soft: #0d080a; 
    --bg-deep: #050405; 
 
    --card: #110a0d; 
    --card-hover: #170d11; 
 
    --maroon: #641b2c; 
    --maroon-light: #8b3548; 
    --maroon-deep: #3a0f19; 
 
    --champagne: #c8ad9c; 
    --champagne-soft: #a98e80; 
 
    --ivory: #f3eee9; 
    --text: #e8e0dc; 
    --text-soft: #b9afb0; 
    --text-muted: #766d70; 
 
    --line: rgba(243, 238, 233, 0.10); 
    --line-strong: rgba(243, 238, 233, 0.17); 
    --maroon-line: rgba(139, 53, 72, 0.34); 
 
    --max-width: 1240px; 
    --nav-height: 76px; 
 
    --serif: "Cormorant Garamond", Georgia, serif; 
    --sans: "Inter", Arial, sans-serif; 
 
    --ease: cubic-bezier(.22, .61, .36, 1); 
    --shadow-md: 0 20px 55px rgba(0,0,0,.32); 
} 
 
/* ========================================================= 
   RESET 
   ========================================================= */ 
 
*, *::before, *::after { box-sizing: border-box; } 
 
html { scroll-behavior: smooth; scroll-padding-top: 90px; } 
 
body { 
    margin: 0; 
    background: var(--bg); 
    color: var(--text); 
    font-family: var(--sans); 
    font-size: 15px; 
    line-height: 1.7; 
    -webkit-font-smoothing: antialiased; 
    overflow-x: hidden; 
} 
 
::selection { background: var(--maroon-light); color: var(--ivory); } 
 
img { display: block; max-width: 100%; } 
a { color: inherit; text-decoration: none; } 
button, input, textarea { font: inherit; } 
button { cursor: pointer; background: none; border: 0; } 
 
.section-container { 
    width: min(calc(100% - 64px), var(--max-width)); 
    margin: 0 auto; 
} 
 
h1, h2, h3, h4, p { margin-top: 0; } 
h1, h2, h3 { font-family: var(--serif); font-weight: 500; letter-spacing: -0.025em; } 
p { margin-bottom: 0; } 
 
.hero-label, 
.section-label, 
.project-category, 
.publication-meta, 
.timeline-date, 
.education-level, 
.footer-column span { 
    font-family: var(--sans); 
    font-size: 10px; 
    font-weight: 600; 
    letter-spacing: .18em; 
    text-transform: uppercase; 
    color: var(--champagne); 
} 
 
/* ========================================================= 
   NAVIGATION 
   ========================================================= */ 
 
.navbar { 
    position: sticky; 
    top: 0; 
    z-index: 1000; 
    height: var(--nav-height); 
    background: rgba(8, 6, 7, 0.92); 
    border-bottom: 1px solid var(--line); 
    backdrop-filter: blur(18px); 
    -webkit-backdrop-filter: blur(18px); 
} 
 
.nav-container { 
    width: min(calc(100% - 64px), var(--max-width)); 
    height: 100%; 
    margin: 0 auto; 
    display: flex; 
    align-items: center; 
    justify-content: space-between; 
    gap: 30px; 
} 
 
.logo { 
    display: inline-flex; 
    align-items: center; 
    gap: 12px; 
    font-family: var(--serif); 
    font-size: 22px; 
    font-weight: 600; 
    letter-spacing: .02em; 
} 
 
.logo-mark { 
    width: 32px; 
    height: 32px; 
    display: grid; 
    place-items: center; 
    border: 1px solid var(--maroon-light); 
    color: var(--champagne); 
    font-family: var(--serif); 
    font-size: 16px; 
} 
 
.logo-name { color: var(--ivory); } 
 
.nav-links { display: flex; align-items: center; gap: 26px; } 
 
.nav-links a { 
    position: relative; 
    color: var(--text-muted); 
    font-size: 11px; 
    font-weight: 500; 
    letter-spacing: .08em; 
    text-transform: uppercase; 
    transition: color .3s ease; 
} 
 
.nav-links a::after { 
    content: ""; 
    position: absolute; 
    left: 0; 
    bottom: -8px; 
    width: 0; 
    height: 1px; 
    background: var(--champagne); 
    transition: width .3s var(--ease); 
} 
 
.nav-links a:hover { color: var(--ivory); } 
.nav-links a:hover::after { width: 100%; } 
 
.nav-button { 
    display: inline-flex; 
    align-items: center; 
    justify-content: center; 
    min-height: 44px; 
    padding: 0 20px; 
    border: 1px solid var(--maroon-line); 
    color: var(--ivory); 
    font-size: 10px; 
    font-weight: 600; 
    letter-spacing: .14em; 
    text-transform: uppercase; 
    transition: background .3s ease, border-color .3s ease; 
} 
 
.nav-button:hover { background: var(--maroon-deep); border-color: var(--maroon-light); } 
 
.nav-toggle { 
    display: none; 
    width: 40px; 
    height: 40px; 
    align-items: center; 
    justify-content: center; 
    border: 1px solid var(--line-strong); 
    color: var(--ivory); 
    font-size: 18px; 
} 
 
/* ========================================================= 
   BUTTON SYSTEM 
   ========================================================= */ 
 
.button { 
    display: inline-flex; 
    align-items: center; 
    justify-content: center; 
    min-height: 46px; 
    padding: 0 22px; 
    border: 1px solid var(--line-strong); 
    font-size: 10px; 
    font-weight: 600; 
    letter-spacing: .14em; 
    text-transform: uppercase; 
    transition: background .3s ease, border-color .3s ease, color .3s ease, transform .3s ease; 
} 
 
.button:hover { transform: translateY(-2px); } 
 
.button-primary { 
    background: var(--maroon); 
    border-color: var(--maroon-light); 
    color: var(--ivory); 
} 
.button-primary:hover { background: var(--maroon-light); } 
 
.button-secondary { background: rgba(255,255,255,.015); color: var(--text); } 
.button-secondary:hover { background: rgba(255,255,255,.035); border-color: var(--champagne-soft); } 
 
/* ========================================================= 
   HERO 
   ========================================================= */ 
 
.hero { 
    position: relative; 
    min-height: 620px; 
    display: flex; 
    align-items: center; 
    border-bottom: 1px solid var(--line); 
    overflow: hidden; 
} 
 
.hero::before { 
    content: ""; 
    position: absolute; 
    top: -220px; 
    right: -160px; 
    width: 520px; 
    height: 520px; 
    border-radius: 50%; 
    background: radial-gradient(circle, rgba(100,27,44,.16) 0%, transparent 70%); 
    pointer-events: none; 
} 

.hero::after {
    content: "";
    position: absolute;
    left: -180px;
    bottom: -240px;
    width: 520px;
    height: 520px;
    border-radius: 50%;
    background: radial-gradient(
        circle,
        rgba(100, 27, 44, 0.10) 0%,
        transparent 70%
    );
    pointer-events: none;
}
 
.hero-container { 
    position: relative; 
    z-index: 1; 
    width: min(calc(100% - 64px), var(--max-width)); 
    margin: 0 auto; 
    display: grid; 
    grid-template-columns: minmax(0, 1.25fr) 340px; 
    align-items: center; 
    gap: 80px; 
    padding: 75px 0; 
} 
 
.hero-content { max-width: 780px; } 
 
.hero-label { 
    display: inline-flex; 
    align-items: center; 
    gap: 12px; 
    margin-bottom: 18px; 
} 
 
.hero-label::before { content: ""; width: 30px; height: 1px; background: var(--maroon-light); } 
 
.hero h1 { 
    margin-bottom: 14px; 
    color: var(--ivory); 
    font-size: clamp(52px, 6vw, 78px); 
    line-height: .9; 
    letter-spacing: -.04em; 
} 
 
.hero h2 { 
    max-width: 700px; 
    margin-bottom: 22px; 
    color: var(--champagne); 
    font-family: var(--sans); 
    font-size: 15px; 
    font-weight: 500; 
    line-height: 1.55; 
} 
 
.hero h2 span { margin: 0 7px; color: var(--maroon-light); } 
 
.hero-description { 
    max-width: 620px; 
    color: var(--text-soft); 
    font-size: 15px; 
    line-height: 1.8; 
} 
 
.hero-actions { 
    display: flex; 
    align-items: center; 
    flex-wrap: wrap; 
    gap: 12px; 
    margin-top: 30px; 
} 
 
.hero-profile { 
    position: relative;
    padding: 28px; 
    border: 1px solid var(--line-strong); 
    border-top: 2px solid var(--maroon-light); 
    background: linear-gradient(
        145deg,
        rgba(23, 13, 17, 0.96),
        rgba(13, 8, 10, 0.96)
    );
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
} 
 
.profile-image { 
    width: 78px; 
    height: 78px; 
    display: grid; 
    place-items: center; 
    margin-bottom: 28px; 
    border: 1px solid var(--maroon-light); 
    color: var(--champagne); 
    font-family: var(--serif); 
    font-size: 33px; 
    font-weight: 500; 
} 
 
.profile-info h3 { 
    margin-bottom: 6px; 
    color: var(--ivory); 
    font-family: var(--serif); 
    font-size: 25px; 
    line-height: 1.05; 
} 
 
.profile-role { 
    display: block; 
    margin-bottom: 22px; 
    color: var(--text-muted); 
    font-size: 11px; 
    letter-spacing: .08em; 
    text-transform: uppercase; 
    font-family: var(--sans); 
} 
 
.profile-location { 
    margin-top: 18px; 
    padding-top: 18px; 
    border-top: 1px solid var(--line); 
    color: var(--text-soft); 
    font-size: 12px; 
} 
 
/* ========================================================= 
   SECTIONS 
   ========================================================= */ 
 
.section { padding: 95px 0; } 
 
.section-heading { max-width: 760px; margin-bottom: 48px; } 
 
.section-heading-row { 
    display: flex; 
    justify-content: space-between; 
    align-items: flex-end; 
    gap: 40px; 
    max-width: none; 
} 
 
.section-label { 
    display: flex; 
    align-items: center; 
    gap: 10px; 
    margin-bottom: 13px; 
} 
 
.section-label::before { content: ""; width: 22px; height: 1px; background: var(--champagne); } 
 
.section-heading h2 { 
    margin-bottom: 14px; 
    color: var(--ivory); 
    font-size: clamp(38px, 4.5vw, 56px); 
    line-height: 1; 
} 
 
.section-heading p, 
.section-intro { 
    max-width: 480px; 
    color: var(--text-soft); 
    font-size: 14px; 
    line-height: 1.8; 
} 
 
/* ========================================================= 
   ABOUT 
   ========================================================= */ 
 
.about-grid { 
    display: grid; 
    grid-template-columns: minmax(0, 1.25fr) minmax(320px, .75fr); 
    gap: 80px; 
    align-items: start; 
} 
 
.about-content .lead-text { 
    max-width: 700px; 
    color: var(--champagne-soft); 
    font-size: 18px; 
    font-family: var(--serif); 
    line-height: 1.5; 
    margin-bottom: 20px; 
} 
 
.about-content p { max-width: 700px; color: var(--text-soft); font-size: 15px; line-height: 1.9; } 
.about-content p + p { margin-top: 16px; } 
 
.about-highlights { display: grid; gap: 1px; border: 1px solid var(--line); background: var(--line); } 
 
.highlight-card { 
    padding: 24px; 
    background: var(--card); 
    border-left: 2px solid transparent; 
    transition: border-color .3s ease; 
} 
 
.highlight-card:hover { border-left-color: var(--maroon-light); } 
 
.highlight-number { display: block; margin-bottom: 12px; color: var(--champagne-soft); font-family: var(--serif); font-size: 17px; } 
.highlight-card h3 { margin-bottom: 5px; color: var(--ivory); font-family: var(--serif); font-size: 23px; font-weight: 500; } 
.highlight-card p { color: var(--text-muted); font-size: 12px; line-height: 1.65; } 
 
/* ========================================================= 
   RESEARCH 
   ========================================================= */ 
 
.research-grid { 
    display: grid; 
    grid-template-columns: repeat(3, 1fr); 
    gap: 1px; 
    background: var(--line); 
    border: 1px solid var(--line); 
} 
 
.research-card { 
    padding: 30px; 
    background: var(--card); 
    transition: background .3s ease; 
} 
 
.research-card:hover { background: var(--card-hover); } 
 
.card-number { 
    display: flex; 
    align-items: center; 
    justify-content: space-between; 
    margin-bottom: 42px; 
    color: var(--text-muted); 
    font-family: var(--serif); 
    font-size: 17px; 
} 
 
.card-number::after { content: ""; width: 26px; height: 1px; background: var(--maroon-light); } 
 
.research-card h3 { margin-bottom: 11px; color: var(--ivory); font-size: 27px; line-height: 1.1; } 
.research-card p { margin-bottom: 16px; color: var(--text-muted); font-size: 12px; line-height: 1.7; } 
 
.research-card ul { display: flex; flex-wrap: wrap; gap: 7px; padding: 0; margin: 0; list-style: none; } 
.research-card li { padding: 5px 8px; border: 1px solid var(--line); color: var(--text-soft); font-size: 9px; } 
 
/* ========================================================= 
   PROJECTS 
   ========================================================= */ 
 
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; } 
 
.project-card { 
    border: 1px solid var(--line); 
    background: var(--card); 
    overflow: hidden; 
    transition: transform .35s var(--ease), border-color .35s ease, box-shadow .35s ease; 
} 
 
.project-card:hover { transform: translateY(-6px); border-color: var(--maroon-line); box-shadow: var(--shadow-md); } 
 
.project-preview { 
    position: relative;
    height: 140px; 
    display: flex; 
    align-items: flex-end; 
    padding: 20px; 
    background: linear-gradient(135deg, rgba(100,27,44,.5), rgba(26,10,14,.3) 55%, rgba(8,6,7,.9)); 
}

.project-preview::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(
            90deg,
            transparent 0%,
            rgba(243, 238, 233, 0.035) 50%,
            transparent 100%
        );
    pointer-events: none;
}
 
.project-preview span { color: rgba(243,238,233,.8); font-family: var(--serif); font-size: 22px; font-style: italic; } 
.project-preview strong { margin-left: 10px; color: rgba(243,238,233,.55); font-family: var(--sans); font-size: 10px; letter-spacing: .14em; } 
 
.project-content { padding: 24px; } 
.project-category { display: block; margin-bottom: 10px; color: var(--champagne-soft); } 
.project-content h3 { margin-bottom: 9px; color: var(--ivory); font-size: 24px; line-height: 1.15; } 
.project-content p { margin-bottom: 16px; color: var(--text-muted); font-size: 12px; line-height: 1.7; } 
 
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 20px; } 
.project-tags span { padding: 5px 8px; border: 1px solid var(--line); color: var(--text-soft); font-size: 9px; } 
 
.project-link { display: inline-flex; align-items: center; gap: 7px; color: var(--champagne); font-size: 10px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; transition: gap .3s ease; } 
.project-link:hover { gap: 12px; } 
 
/* ========================================================= 
   EXPERIENCE 
   ========================================================= */ 
 
.timeline { border-top: 1px solid var(--line); } 
 
.timeline-item { 
    display: grid; 
    grid-template-columns: 160px minmax(0, 1fr); 
    gap: 32px; 
    padding: 26px 0; 
    border-bottom: 1px solid var(--line); 
} 
 
.timeline-date { padding-top: 4px; color: var(--champagne-soft); } 
.timeline-content h3 { margin-bottom: 6px; color: var(--ivory); font-size: 26px; line-height: 1.1; } 
.timeline-organisation { display: block; margin-bottom: 11px; color: var(--text-soft); font-family: var(--sans); font-size: 11px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; } 
.timeline-content p { max-width: 650px; color: var(--text-muted); font-size: 12px; line-height: 1.7; } 
 
/* ========================================================= 
   EDUCATION 
   ========================================================= */ 
 
.education-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; } 
 
.education-card { 
    padding: 26px; 
    border: 1px solid var(--line); 
    background: var(--card); 
    transition: border-color .3s ease; 
} 
 
.education-card:hover { border-color: var(--maroon-line); } 
 
.education-level { display: block; margin-bottom: 26px; } 
.education-card h3 { margin-bottom: 9px; color: var(--ivory); font-size: 22px; line-height: 1.2; } 
.institution { color: var(--text-muted); font-size: 12px; line-height: 1.65; } 
 
/* ========================================================= 
   PUBLICATIONS 
   ========================================================= */ 
 
.publications-grid { 
    display: block; 
    border-top: 1px solid var(--line); 
} 
 
.publication-card { 
    display: grid; 
    grid-template-columns: 130px minmax(0, 1fr) auto; 
    align-items: center; 
    gap: 24px; 
    padding: 22px 0; 
    border-bottom: 1px solid var(--line); 
    transition: padding-left .3s ease; 
} 
 
.publication-card:hover { padding-left: 10px; } 
 
.publication-meta { display: block; } 
.publication-card h3 { color: var(--ivory); font-size: 19px; line-height: 1.2; margin: 0; } 
.publication-card p { display: none; } 
.publication-card a { color: var(--champagne); font-size: 10px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; white-space: nowrap; } 
 
/* ========================================================= 
   AFFILIATIONS 
   ========================================================= */ 
 
.affiliations-grid { 
    display: grid; 
    grid-template-columns: repeat(3, 1fr); 
    gap: 1px; 
    border: 1px solid var(--line); 
    background: var(--line); 
} 
 
.affiliation-card { padding: 26px; background: var(--card); transition: background .3s ease; } 
.affiliation-card:hover { background: var(--card-hover); } 
 
.affiliation-card span { 
    width: 32px; 
    height: 32px; 
    display: grid; 
    place-items: center; 
    margin-bottom: 20px; 
    border: 1px solid var(--maroon-line); 
    color: var(--champagne); 
    font-family: var(--serif); 
    font-size: 16px; 
} 
 
.affiliation-card h3 { margin-bottom: 6px; color: var(--ivory); font-size: 22px; line-height: 1.1; } 
.affiliation-card p { color: var(--text-muted); font-size: 11px; } 
 
/* ========================================================= 
   ACHIEVEMENTS 
   ========================================================= */ 
 
.achievements-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; } 
 
.achievement-card { 
    padding: 26px; 
    border-top: 1px solid var(--maroon-line); 
    background: rgba(100,27,44,.05); 
} 
 
.achievement-card > span { display: block; margin-bottom: 20px; color: var(--champagne-soft); font-family: var(--sans); font-size: 10px; letter-spacing: .14em; } 
.achievement-card h3 { margin-bottom: 7px; color: var(--ivory); font-size: 23px; line-height: 1.1; } 
.achievement-card p { color: var(--text-muted); font-size: 11px; line-height: 1.65; } 
 
/* ========================================================= 
   PROFESSIONAL IDENTITY 
   ========================================================= */ 
 
.identity { 
    background: var(--bg-soft); 
    border-top: 1px solid var(--line); 
    border-bottom: 1px solid var(--line); 
} 
 
.identity-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; } 
 
.identity-content h2 { max-width: 650px; margin-bottom: 18px; color: var(--ivory); font-size: clamp(38px, 4.5vw, 58px); line-height: 1; } 
.identity-content p { max-width: 650px; color: var(--text-soft); font-size: 14px; line-height: 1.85; } 
.identity-content p + p { margin-top: 14px; } 
 
.identity-highlights { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; } 
 
.identity-card { padding: 20px 16px; border: 1px solid var(--line); } 
.identity-card strong { display: block; margin-bottom: 7px; color: var(--ivory); font-family: var(--serif); font-size: 20px; font-weight: 500; } 
.identity-card span { display: block; color: var(--text-muted); font-size: 10px; line-height: 1.65; } 
 
/* ========================================================= 
   CONTACT 
   ========================================================= */ 
 
.contact-container { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 70px; align-items: start; } 
 
.contact-content h2 { max-width: 600px; margin-bottom: 16px; color: var(--ivory); font-size: clamp(36px, 4vw, 50px); line-height: 1.05; } 
.contact-content > p { max-width: 520px; color: var(--text-soft); font-size: 14px; line-height: 1.8; } 
 
.contact-details { margin-top: 28px; } 
.contact-detail { padding: 14px 0; border-top: 1px solid var(--line); } 
.contact-detail:last-child { border-bottom: 1px solid var(--line); } 
.contact-detail span { display: block; margin-bottom: 3px; color: var(--text-muted); font-size: 9px; font-weight: 600; letter-spacing: .15em; text-transform: uppercase; } 
.contact-detail a, .contact-detail p { color: var(--text); font-size: 13px; font-weight: 500; } 
 
.contact-form { padding: 28px; border: 1px solid var(--line); background: var(--card); } 
 
.form-group { margin-bottom: 16px; } 
.form-group label { display: block; margin-bottom: 7px; color: var(--text-muted); font-size: 9px; font-weight: 600; letter-spacing: .13em; text-transform: uppercase; } 
 
.form-group input, .form-group textarea { 
    width: 100%; 
    padding: 12px 13px; 
    border: 1px solid var(--line); 
    outline: none; 
    background: rgba(255,255,255,.018); 
    color: var(--ivory); 
    font-size: 12px; 
    transition: border-color .3s ease; 
} 
 
.form-group input { height: 44px; } 
.form-group textarea { min-height: 120px; resize: vertical; } 
.form-group input:focus, .form-group textarea:focus { border-color: var(--maroon-light); } 
 
.contact-form .button { width: 100%; } 
 
/* ========================================================= 
   FOOTER 
   ========================================================= */ 
 
.footer { padding: 50px 0 22px; border-top: 1px solid var(--line); background: var(--bg-deep); } 
 
.footer-container { width: min(calc(100% - 64px), var(--max-width)); margin: 0 auto; } 
 
.footer-main { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 55px; padding-bottom: 40px; } 
 
.footer-brand { display: flex; align-items: flex-start; gap: 14px; } 
 
.footer-logo { 
    width: 38px; 
    height: 38px; 
    display: grid; 
    place-items: center; 
    flex-shrink: 0; 
    border: 1px solid var(--maroon-light); 
    color: var(--champagne); 
    font-family: var(--serif); 
    font-size: 17px; 
} 
 
.footer-brand h3 { color: var(--ivory); font-size: 17px; margin-bottom: 4px; } 
.footer-brand p { max-width: 290px; color: var(--text-muted); font-size: 11px; line-height: 1.7; } 
 
.footer-column span { display: block; margin-bottom: 15px; color: var(--champagne); font-size: 9px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; } 
.footer-column a { display: block; width: fit-content; margin-bottom: 9px; color: var(--text-muted); font-size: 11px; transition: color .25s ease; } 
.footer-column a:hover { color: var(--ivory); } 
 
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 18px; border-top: 1px solid var(--line); color: var(--text-muted); font-size: 9px; letter-spacing: .08em; text-transform: uppercase; } 
 
/* ========================================================= 
   RESPONSIVE — 1100px 
   ========================================================= */ 
 
@media (max-width: 1100px) { 
    .nav-links { gap: 16px; } 
    .hero-container { grid-template-columns: minmax(0, 1fr) 300px; gap: 50px; } 
    .about-grid { gap: 50px; } 
    .identity-grid { gap: 50px; } 
    .timeline-item { grid-template-columns: 130px minmax(0, 1fr); gap: 22px; } 
    .contact-container { gap: 50px; } 
    .footer-main { grid-template-columns: 1.3fr 1fr 1fr; } 
} 
 
/* ========================================================= 
   RESPONSIVE — 900px (mobile nav kicks in here) 
   ========================================================= */ 
 
@media (max-width: 900px) { 
    .section-container, .nav-container, .hero-container, .footer-container { 
        width: min(calc(100% - 42px), var(--max-width)); 
    } 
 
    .nav-links { 
        display: none; 
        position: absolute; 
        top: var(--nav-height); 
        left: 0; 
        right: 0; 
        flex-direction: column; 
        align-items: flex-start; 
        gap: 0; 
        padding: 10px 0; 
        background: var(--bg-deep); 
        border-bottom: 1px solid var(--line); 
    } 
 
    .nav-links.is-open { display: flex; } 
 
    .nav-links a { 
        width: 100%; 
        padding: 14px min(calc(4% + 21px), 42px); 
        border-bottom: 1px solid var(--line); 
    } 
 
    .nav-links a::after { display: none; } 
 
    .nav-toggle { display: flex; } 
 
    .hero { min-height: auto; } 
    .hero-container { grid-template-columns: 1fr; gap: 45px; padding: 70px 0; } 
    .hero-profile { max-width: 420px; } 
    .about-grid { grid-template-columns: 1fr; gap: 45px; } 
 
    .research-grid, .education-grid, .affiliations-grid, 
    .achievements-grid, .projects-grid { 
        grid-template-columns: repeat(2, 1fr); 
    } 
 
    .publication-card { grid-template-columns: 1fr auto; } 
    .publication-meta { display: none; } 
 
    .identity-grid { grid-template-columns: 1fr; gap: 45px; } 
    .identity-highlights { max-width: 650px; } 
    .contact-container { grid-template-columns: 1fr; } 
    .section-heading-row { flex-direction: column; align-items: flex-start; } 
    .footer-main { grid-template-columns: 1fr 1fr; } 
    .footer-brand { grid-column: 1 / -1; } 
} 
 
/* ========================================================= 
   RESPONSIVE — 650px 
   ========================================================= */ 
 
@media (max-width: 650px) { 

    :root {
        --nav-height: 64px;
    }

    .section-container, .nav-container, .hero-container, .footer-container { 
        width: min(calc(100% - 30px), var(--max-width)); 
    } 
 
    .section { padding: 68px 0; } 
    .navbar { height: 64px; } 
    .logo { font-size: 19px; } 
    .hero-container { padding: 60px 0; } 
    .hero h1 { font-size: clamp(44px, 13vw, 60px); } 
 
    .research-grid, .projects-grid, .education-grid, 
    .affiliations-grid, .achievements-grid { 
        grid-template-columns: 1fr; 
    } 
 
    .timeline-item { grid-template-columns: 1fr; gap: 8px; padding: 20px 0; } 
    .identity-highlights { grid-template-columns: 1fr; } 
    .contact-form { padding: 20px; } 
    .footer-main { grid-template-columns: 1fr; gap: 30px; } 
    .footer-bottom { flex-direction: column; align-items: flex-start; } 
} 
 
/* ========================================================= 
   REDUCED MOTION 
   ========================================================= */ 
 
@media (prefers-reduced-motion: reduce) { 
    html { scroll-behavior: auto; } 
    *, *::before, *::after { transition: none !important; animation: none !important; } 
}