/* =========================================================
   NIVEDHITH JEYASHANKER — BIO DATA SITE
   Editable in Adobe Dreamweaver.
   Palette:  Ink Navy #10233F | Paper #F6F3EC | Brass Gold #B8863B
             Charcoal #23262B | Slate #5B6472 | Teal Accent #0C5C56
   Type:     Fraunces (display) / Inter (body) / IBM Plex Mono (labels)
   ========================================================= */

:root{
  --navy: #10233F;
  --navy-deep: #0B1930;
  --paper: #F6F3EC;
  --paper-dim: #EFEAE0;
  --gold: #B8863B;
  --gold-light: #D8B073;
  --teal: #0C5C56;
  --ink: #20242B;
  --slate: #5B6472;
  --line: rgba(16,35,63,0.12);
  --white: #FFFFFF;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, Segoe UI, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --wrap: 1120px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
  margin:0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }

.wrap{
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 32px;
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation:none !important; transition:none !important; }
}

/* ============ HEADER / NAV ============ */
.site-header{
  position: sticky;
  top:0;
  z-index: 100;
  background: rgba(246,243,236,0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:72px;
}
.brand{
  font-family: var(--font-display);
  font-weight:600;
  font-size:22px;
  color: var(--navy);
  letter-spacing: 0.02em;
}
.brand-dot{ color: var(--gold); }

.nav-links{
  display:flex;
  align-items:center;
  gap: 30px;
}
.nav-link{
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--slate);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}
.nav-link:hover{ color: var(--navy); border-color: var(--gold); }
.nav-cta{
  background: var(--navy);
  color: var(--paper) !important;
  padding: 8px 16px !important;
  border-radius: 3px;
  border-bottom: none !important;
}
.nav-cta:hover{ background: var(--gold); color: var(--navy-deep) !important; }

.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:34px; height:34px;
  background:none; border:none; cursor:pointer;
  padding:0;
}
.nav-toggle span{
  display:block; height:2px; width:100%;
  background: var(--navy);
}

/* ============ HERO ============ */
.hero{
  padding: 76px 0 88px;
  background:
    radial-gradient(circle at 85% 10%, rgba(184,134,59,0.10), transparent 45%),
    var(--paper);
}
.hero-inner{
  display:grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 64px;
  align-items:center;
}

.ide-bar{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background: var(--navy);
  color: var(--paper);
  padding: 8px 14px;
  border-radius: 6px 6px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
}
.dot{ width:8px; height:8px; border-radius:50%; display:inline-block; }
.dot-a{ background:#E5635A; }
.dot-b{ background:#E8B84B; }
.dot-c{ background:#59B87A; }
.ide-filename{ margin-left:8px; color: rgba(246,243,236,0.75); }

.eyebrow{
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--teal);
  background: var(--white);
  border: 1px solid var(--line);
  border-top: none;
  display:inline-block;
  padding: 10px 14px;
  margin: 0 0 28px;
  border-radius: 0 0 6px 6px;
}
.status{
  color: var(--gold);
  font-weight:600;
}

.hero-name{
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(42px, 6vw, 68px);
  line-height: 1.03;
  margin: 0 0 18px;
  color: var(--navy);
}
.hero-role{
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--gold);
  margin: 0 0 22px;
  letter-spacing: 0.01em;
}
.hero-desc{
  font-size: 17px;
  line-height: 1.65;
  color: var(--slate);
  max-width: 46ch;
  margin: 0 0 34px;
}

.hero-actions{
  display:flex;
  gap: 14px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.btn{
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  padding: 13px 22px;
  border-radius: 4px;
  border: 1px solid var(--navy);
  transition: all .18s ease;
}
.btn-primary{
  background: var(--navy);
  color: var(--paper);
}
.btn-primary:hover{ background: var(--gold); border-color: var(--gold); color: var(--navy-deep); }
.btn-ghost{
  background: transparent;
  color: var(--navy);
}
.btn-ghost:hover{ background: var(--navy); color: var(--paper); }

.hero-meta{
  display:flex;
  gap: 30px;
  border-top: 1px solid var(--line);
  padding-top: 22px;
  flex-wrap: wrap;
}
.meta-item{ display:flex; flex-direction:column; gap:4px; }
.meta-label{
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--slate);
}
.meta-value{ font-size: 14px; font-weight:600; color: var(--navy); }

.hero-photo-wrap{ position:relative; justify-self:center; }
.hero-photo-frame{
  width: min(340px, 100%);
  aspect-ratio: 3/4;
  overflow:hidden;
  border-radius: 6px;
  border: 3px solid var(--navy);
  outline: 1px solid var(--gold);
  outline-offset: 8px;
  box-shadow: 0 24px 50px rgba(16,35,63,0.18);
}
.hero-photo{ width:100%; height:100%; object-fit:cover; }
.hero-photo-tag{
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate);
  text-align:center;
}

/* ============ SECTIONS ============ */
.section{ padding: 92px 0; }
.section-alt{ background: var(--paper-dim); }

.section-eyebrow{
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--teal);
  margin: 0 0 10px;
  letter-spacing: 0.02em;
}
.section-title{
  font-family: var(--font-display);
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 600;
  color: var(--navy);
  margin: 0 0 44px;
}

/* Profile */
.profile-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.profile-text{
  font-size: 16.5px;
  line-height: 1.75;
  color: var(--ink);
  margin:0;
}

.bio-table{
  border-top: 1px solid var(--line);
}
.bio-row{
  display:grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.bio-key{
  font-family: var(--font-mono);
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--slate);
}
.bio-val{ font-size: 15.5px; font-weight:500; color: var(--navy); }
.bio-val a{ color: var(--teal); text-decoration: underline; text-underline-offset: 3px; }

/* Timeline (experience / education) */
.timeline-item{
  padding: 30px 0;
  border-top: 1px solid var(--line);
}
.timeline-item:first-of-type{ border-top: none; padding-top:0; }
.timeline-head{
  display:flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}
.timeline-role{
  font-family: var(--font-display);
  font-size: 22px;
  font-weight:600;
  color: var(--navy);
  margin:0 0 4px;
}
.honours-badge{
  display: inline;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: 14px;
  letter-spacing: 0;
  color: var(--gold);
  background: none;
  border: none;
  border-radius: 0;
  padding: 0;
  margin-left: 8px;
}
.honours-inline{
  font-family: var(--font-display);
  font-style: italic;
  font-size: 13px;
  color: var(--gold);
}
.timeline-org{
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold);
  margin:0;
}
.timeline-date{
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--slate);
  white-space: nowrap;
}
.timeline-desc{
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--ink);
  max-width: 74ch;
  margin: 0 0 18px;
}
.bullet-list{
  margin: 0 0 18px;
  padding-left: 20px;
}
.bullet-list li{
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--ink);
  margin-bottom: 9px;
  padding-left: 4px;
}
.bullet-list li::marker{ color: var(--gold); }

.tech-tags{ display:flex; flex-wrap:wrap; gap:8px; margin-top: 6px;}
.tag{
  font-family: var(--font-mono);
  font-size: 11.5px;
  padding: 6px 11px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 3px;
  color: var(--navy);
}

.info-card{
  margin-top: 34px;
  padding: 26px 28px;
  background: var(--navy);
  border-radius: 8px;
  color: var(--paper);
}
.info-card-title{
  font-family: var(--font-mono);
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gold-light);
  margin: 0 0 12px;
}
.info-card-text{
  font-size: 15px;
  line-height: 1.7;
  color: rgba(246,243,236,0.88);
  margin: 0 0 14px;
  max-width: 72ch;
}
.info-card-link{
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold-light);
  border-bottom: 1px solid var(--gold-light);
  padding-bottom: 2px;
}

/* Certifications */
.cert-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 40px;
}
.cert-item{
  display:flex;
  gap: 16px;
  align-items:center;
  padding: 18px 20px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 6px;
}
.cert-badge{
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--white);
  background: var(--teal);
  padding: 5px 9px;
  border-radius: 3px;
  flex-shrink:0;
}
.cert-name{ font-weight:600; font-size:15px; color:var(--navy); margin:0 0 2px; }
.cert-issuer{ font-size:13px; color:var(--slate); margin:0; }

/* Projects */
.project-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.project-card{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px 26px;
  transition: transform .2s ease, box-shadow .2s ease;
}
.project-card:hover{
  transform: translateY(-4px);
  box-shadow: 0 18px 34px rgba(16,35,63,0.10);
}
.project-kicker{
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--gold);
  margin: 0 0 10px;
}
.project-title{
  font-family: var(--font-display);
  font-size: 19px;
  font-weight:600;
  color: var(--navy);
  margin: 0 0 10px;
}
.project-desc{
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--slate);
  margin: 0 0 16px;
}

/* Skills */
.skills-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px 28px;
  margin-bottom: 40px;
}
.skill-cat{
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--teal);
  margin: 0 0 8px;
}
.skill-list{
  font-size: 15.5px;
  color: var(--navy);
  margin:0;
  font-weight: 500;
  line-height: 1.6;
}
.soft-skills{
  display:flex;
  flex-wrap:wrap;
  gap: 10px;
  border-top: 1px solid var(--line);
  padding-top: 30px;
}
.soft-pill{
  font-family: var(--font-mono);
  font-size: 12.5px;
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--gold);
  color: var(--navy);
}

/* Achievements */
.achieve-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.achieve-item{
  border-left: 3px solid var(--gold);
  padding: 4px 0 4px 20px;
}
.achieve-year{
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--slate);
  margin: 0 0 8px;
}
.achieve-name{
  font-family: var(--font-display);
  font-size: 17px;
  font-weight:600;
  color: var(--navy);
  margin: 0 0 6px;
}
.achieve-desc{ font-size: 14px; color: var(--slate); margin:0; }

/* ============ CONTACT ============ */
.section-contact{
  background: var(--navy);
  color: var(--paper);
}
.contact-inner{ text-align:center; }
.section-eyebrow-light{ color: var(--gold-light); }
.section-title-light{ color: var(--paper); }
.contact-lede{
  font-size: 17px;
  color: rgba(246,243,236,0.78);
  max-width: 54ch;
  margin: -20px auto 48px;
  line-height:1.6;
}
.contact-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 30px;
}
.contact-card{
  background: rgba(246,243,236,0.06);
  border: 1px solid rgba(246,243,236,0.16);
  border-radius: 8px;
  padding: 22px 18px;
  display:flex;
  flex-direction:column;
  gap: 8px;
  transition: background .18s ease, border-color .18s ease;
}
.contact-card:hover{ background: rgba(184,134,59,0.14); border-color: var(--gold); }
.contact-label{
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gold-light);
}
.contact-value{ font-size: 14.5px; font-weight:600; word-break: break-word; }
.reference-note{
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: rgba(246,243,236,0.55);
}

/* ============ FOOTER ============ */
.site-footer{ padding: 30px 0; background: var(--navy-deep); color: rgba(246,243,236,0.6); }
.footer-inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-size: 13px;
}
.back-top{ font-family: var(--font-mono); color: var(--gold-light); }

/* ============ RESPONSIVE ============ */
@media (max-width: 900px){
  .hero-inner{ grid-template-columns: 1fr; gap: 48px; }
  .hero-photo-wrap{ order:-1; }
  .profile-grid{ grid-template-columns: 1fr; }
  .project-grid{ grid-template-columns: repeat(2, 1fr); }
  .skills-grid{ grid-template-columns: repeat(2, 1fr); }
  .achieve-grid{ grid-template-columns: 1fr; }
  .contact-grid{ grid-template-columns: repeat(2, 1fr); }
  .cert-grid{ grid-template-columns: 1fr; }
}

@media (max-width: 720px){
  .nav-links{
    position:absolute;
    top:72px; left:0; right:0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    flex-direction:column;
    align-items:flex-start;
    padding: 20px 32px 28px;
    gap: 18px;
    display:none;
  }
  .nav-links.open{ display:flex; }
  .nav-toggle{ display:flex; }
  .wrap{ padding: 0 22px; }
  .hero{ padding: 48px 0 60px; }
  .section{ padding: 64px 0; }
  .bio-row{ grid-template-columns: 1fr; gap:4px; }
  .project-grid{ grid-template-columns: 1fr; }
  .contact-grid{ grid-template-columns: 1fr; }
  .timeline-head{ flex-direction:column; align-items:flex-start; }
}