/* =========================================================
   CSS VARIABLES & RESET
   ========================================================= */
:root {
  --clr-bg:        #f8f7f4;
  --clr-bg-alt:    #ffffff;
  --clr-bg-dark:   #0f1923;
  --clr-ink:       #12202e;
  --clr-ink-soft:  #4a5568;
  --clr-ink-muted: #8898a9;
  --clr-accent:    #1a3a5c;
  --clr-accent2:   #c9a84c;
  --clr-border:    #e2e8f0;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;

  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.5rem;
  --space-lg:  2.5rem;
  --space-xl:  4rem;
  --space-2xl: 7rem;

  --radius:    6px;
  --shadow-sm: 0 1px 4px rgba(0,0,0,.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,.09);

  --transition: 0.3s ease;
  --max-w: 1160px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--clr-bg);
  color: var(--clr-ink);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

/* =========================================================
   UTILITY
   ========================================================= */
.container {
  width: 90%;
  max-width: var(--max-w);
  margin-inline: auto;
}

.section { padding: var(--space-2xl) 0; }

.section-eyebrow {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--clr-accent2);
  margin-bottom: var(--space-xs);
}
.section-eyebrow.light { color: rgba(201,168,76,.85); }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 600;
  line-height: 1.1;
  color: var(--clr-ink);
  margin-bottom: var(--space-lg);
}
.section-title em {
  font-style: italic;
  color: var(--clr-accent);
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.8rem;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  letter-spacing: 0.04em;
}
.btn-primary {
  background: var(--clr-accent);
  color: #fff;
  border-color: var(--clr-accent);
}
.btn-primary:hover {
  background: #0d2640;
  border-color: #0d2640;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26,58,92,.25);
}
.btn-outline {
  background: transparent;
  color: var(--clr-accent);
  border-color: var(--clr-accent);
}
.btn-outline:hover {
  background: var(--clr-accent);
  color: #fff;
  transform: translateY(-2px);
}
.btn-light {
  background: #fff;
  color: var(--clr-accent);
  border-color: #fff;
}
.btn-light:hover {
  background: var(--clr-accent2);
  border-color: var(--clr-accent2);
  color: #fff;
  transform: translateY(-2px);
}

/* ANIMATION CLASSES */
.fade-up, .fade-left {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-left { transform: translateX(-30px); }
.fade-up.visible, .fade-left.visible {
  opacity: 1;
  transform: none;
}

/* =========================================================
   NAVBAR
   ========================================================= */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  padding: 1.1rem 0;
  background: rgba(248,247,244,.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
  border-bottom-color: var(--clr-border);
  box-shadow: var(--shadow-sm);
}

.nav-inner {
  width: 90%;
  max-width: var(--max-w);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--clr-accent);
  letter-spacing: 0.06em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}
.nav-links a {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--clr-ink-soft);
  letter-spacing: 0.03em;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--clr-accent); }
.nav-links .nav-cta {
  background: var(--clr-accent);
  color: #fff;
  padding: 0.55rem 1.3rem;
  border-radius: var(--radius);
  font-size: 0.84rem;
}
.nav-links .nav-cta:hover { background: #0d2640; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-accent);
  border-radius: 2px;
  transition: all var(--transition);
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 90px;
  background:
    radial-gradient(ellipse 70% 60% at 100% 50%, rgba(26,58,92,.06) 0%, transparent 70%),
    var(--clr-bg);
}

.hero-inner {
  width: 90%;
  max-width: var(--max-w);
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-xl);
  align-items: center;
  padding: var(--space-xl) 0;
}

.hero-eyebrow {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-accent2);
  margin-bottom: 1.2rem;
}

.hero-name {
  display: flex;
  flex-direction: column;
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 0.95;
  font-size: clamp(3.8rem, 9vw, 7.5rem);
  margin-bottom: 1.4rem;
  color: var(--clr-ink);
}
.name-italic {
  font-style: italic;
  color: var(--clr-accent);
}

.hero-subtitle {
  font-size: 0.98rem;
  color: var(--clr-ink-soft);
  margin-bottom: var(--space-lg);
  max-width: 480px;
  line-height: 1.75;
}
.hero-subtitle span {
  display: block;
  color: var(--clr-ink-muted);
  font-size: 0.88rem;
  margin-top: 0.25rem;
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* Quick Profile Card */
.quick-profile {
  background: var(--clr-bg-alt);
  border: 1px solid var(--clr-border);
  border-radius: 10px;
  padding: 2rem 1.8rem;
  min-width: 230px;
  box-shadow: var(--shadow-md);
}
.qp-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-ink-muted);
  margin-bottom: 1.2rem;
}
.qp-list { display: grid; gap: 0.9rem; }
.qp-list dt {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-ink-muted);
  margin-bottom: 0.15rem;
}
.qp-list dd {
  font-size: 0.9rem;
  color: var(--clr-ink);
  font-weight: 500;
}
.qp-list .available {
  color: #2d8a57;
  font-weight: 600;
}

/* =========================================================
   STATS
   ========================================================= */
.stats {
  background: var(--clr-accent);
  padding: var(--space-lg) 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
}
.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-md) var(--space-sm);
  position: relative;
}
.stat-item + .stat-item::before {
  content: '';
  position: absolute;
  left: 0; top: 20%; bottom: 20%;
  width: 1px;
  background: rgba(255,255,255,.15);
}
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 700;
  color: #fff;
  line-height: 1;
}
.stat-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,.65);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 0.4rem;
  text-align: center;
}

.tl-card {
  position: relative;
}

/* HEADER NORMAL FLOW */
.tl-header {
  display: block;
}

/* DATE (top-right) */
.tl-date {
  position: absolute;
  top: 20px;
  right: 20px;
}

/* LOGO (right side center) */
.tl-logo {
  position: absolute;
  top: 60px; /* adjust based on design */
  right: 20px;
  width: 75px;
  height: 75px;
  object-fit: contain;
  border-radius: 12px;
  /* background: #f8f9fb; */
  padding: 6px;
  /* border: 1px solid rgba(0,0,0,0.05); */
}

/* IMPORTANT:*/
.tl-desc {
  padding-right: 90px;
}

.linkedin-btn {
  position: absolute;
  top: 200px;
  right: 300px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: #ffffff;
  border-radius: 10px;
  border: 1px solid rgba(0,0,0,0.08);
  text-decoration: none;
  transition: all 0.25s ease;
}

/* icon */
.linkedin-btn img {
  width: 18px;
  height: 18px;
}

/* text */
.linkedin-btn span {
  font-size: 14px;
  font-weight: 500;
  color: #0A66C2; /* LinkedIn blue */
}

/* hover */
.linkedin-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.08);
}

@media (max-width: 768px) {
  .linkedin-btn {
    top: 600px;
    right: 300px;
    padding: 6px 10px;
  }

  .linkedin-btn span {
    font-size: 13px;
  }
}

/* =========================================================
   ABOUT
   ========================================================= */
.about { background: var(--clr-bg-alt); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.about-body {
  color: var(--clr-ink-soft);
  margin-bottom: var(--space-md);
  max-width: 520px;
  font-size: 0.96rem;
}

.about-academic {
  margin-bottom: var(--space-md);
}
.about-sub-label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--clr-ink-muted);
  margin-bottom: 0.5rem;
}
.about-degree {
  font-weight: 500;
  font-size: 0.92rem;
}
.about-college {
  font-size: 0.85rem;
  color: var(--clr-ink-muted);
}

.cert-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.badge {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  letter-spacing: 0.04em;
}
.badge-pmp    { background: #e8f0fe; color: #1a3a9f; }
.badge-green  { background: #e6f4ea; color: #1b6a35; }
.badge-yellow { background: #fef9e7; color: #8a6914; border: 1px solid #f5d878; }

.highlights-list {
  display: grid;
  gap: var(--space-sm);
}
.highlights-list li {
  padding: 1rem 1rem 1rem 1.6rem;
  font-size: 0.91rem;
  color: var(--clr-ink-soft);
  border-left: 3px solid var(--clr-accent2);
  background: var(--clr-bg);
  border-radius: 0 var(--radius) var(--radius) 0;
  position: relative;
}
.highlights-list li::before {
  content: '▸';
  position: absolute;
  left: 0.5rem;
  color: var(--clr-accent2);
  font-size: 0.7rem;
  top: 50%;
  transform: translateY(-50%);
}

/* =========================================================
   EXPERIENCE / TIMELINE
   ========================================================= */
.experience { background: var(--clr-bg); }

.timeline {
  position: relative;
  margin-top: var(--space-lg);
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 0 var(--space-md);
}

.timeline-track {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.timeline-track::before {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 2px;
  background: var(--clr-border);
  left: 50%;
  transform: translateX(-50%);
}
.timeline-progress {
  position: absolute;
  top: 0;
  width: 2px;
  background: var(--clr-accent);
  left: 50%;
  transform: translateX(-50%);
  height: 0;
  transition: height 0.1s linear;
  z-index: 1;
}

.timeline-items { display: grid; gap: var(--space-md); }

.tl-item {
  position: relative;
  display: grid;
  align-items: start;
}
.tl-dot {
  position: absolute;
  left: -34px;
  top: 1.4rem;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--clr-bg-alt);
  border: 3px solid var(--clr-border);
  z-index: 2;
  transition: border-color var(--transition), background var(--transition);
}
.tl-item.visible .tl-dot {
  border-color: var(--clr-accent);
  background: var(--clr-accent);
  box-shadow: 0 0 0 4px rgba(26,58,92,.12);
}

.tl-card {
  background: var(--clr-bg-alt);
  border: 1px solid var(--clr-border);
  border-radius: 8px;
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}
.tl-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.tl-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 0.8rem;
  flex-wrap: wrap;
}
.tl-role {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--clr-ink);
  line-height: 1.2;
}
.tl-company {
  font-size: 0.82rem;
  color: var(--clr-accent2);
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-top: 0.15rem;
}
.tl-date {
  font-size: 0.76rem;
  color: var(--clr-ink-muted);
  white-space: nowrap;
  background: var(--clr-bg);
  padding: 0.25rem 0.65rem;
  border-radius: 20px;
  border: 1px solid var(--clr-border);
  flex-shrink: 0;
}
.tl-desc {
  list-style: disc;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.3rem;
}
.tl-desc li {
  font-size: 0.87rem;
  color: var(--clr-ink-soft);
}

/* =========================================================
   ACHIEVEMENTS
   ========================================================= */
.achievements { background: var(--clr-bg-alt); }

.ach-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.ach-card {
  border: 1px solid var(--clr-border);
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  transition: box-shadow var(--transition), transform var(--transition);
}
.ach-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.ach-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.4rem;
  border-bottom: 1px solid var(--clr-border);
}
.ach-cert  { background: #e8f0fe; }
.ach-award { background: #fff7e6; }
.ach-recog { background: #eefaf4; }
.ach-icon { font-size: 1.3rem; }
.ach-header h3 {
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--clr-ink);
}
.ach-list {
  padding: 1.2rem 1.4rem;
  display: grid;
  gap: 0.6rem;
}
.ach-list li {
  font-size: 0.87rem;
  color: var(--clr-ink-soft);
  padding-left: 1rem;
  position: relative;
}
.ach-list li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--clr-accent2);
  font-size: 1.2rem;
  line-height: 1.4;
}

/* =========================================================
   EXPERTISE
   ========================================================= */
.expertise { background: var(--clr-bg); }

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.skill-card {
  background: var(--clr-bg-alt);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem 1.1rem 1rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.skill-card:hover {
  border-color: var(--clr-accent);
  box-shadow: 0 4px 16px rgba(26,58,92,.1);
  transform: translateY(-2px);
}
.skill-num {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--clr-accent2);
  letter-spacing: 0.06em;
  margin-top: 2px;
  flex-shrink: 0;
}
.skill-card p {
  font-size: 0.88rem;
  color: var(--clr-ink);
  font-weight: 500;
  line-height: 1.4;
}

/* =========================================================
   CONTACT
   ========================================================= */
.contact { background: var(--clr-bg-dark); }

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.contact-heading {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.05;
  color: #fff;
  margin-bottom: var(--space-sm);
}
.contact-heading em {
  font-style: italic;
  color: var(--clr-accent2);
}

.contact-body {
  color: rgba(255,255,255,.55);
  font-size: 0.92rem;
  max-width: 380px;
  margin-bottom: var(--space-md);
}

.contact-right {
  display: grid;
  gap: var(--space-md);
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  padding: 1.1rem 1.4rem;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 8px;
  background: rgba(255,255,255,.04);
  transition: background var(--transition), border-color var(--transition);
}
.contact-detail:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(201,168,76,.4);
}
.contact-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
}
.contact-detail-label {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: 0.2rem;
}
.contact-detail a,
.contact-detail p {
  font-size: 0.9rem;
  color: rgba(255,255,255,.85);
  font-weight: 400;
  word-break: break-all;
}
.contact-detail a:hover { color: var(--clr-accent2); }

/* CV Mobile  */

/* Hide mobile CV on desktop */
.mobile-cv {
  display: none;
}

/* MOBILE VIEW */
@media (max-width: 768px) {

  /* Hide hamburger + menu */
  .nav-toggle,
  .nav-links {
    display: none !important;
  }

  /* Show mobile CV button */
  .mobile-cv {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    background: #1a3a5c;
    color: #fff;
    padding: 6px 12px 6px 6px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
  }

  /* Circle icon */
  .cv-icon {
    width: 28px;
    height: 28px;
    background: #1a3a5c;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
  }
}

/* Progress Bar */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: #1f3b5b;
  z-index: 9999;
  transition: width 0.2s ease;
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 20px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: none;
  background: #1f3b5b;
  color: #fff;
  font-size: 18px;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 18px rgba(0,0,0,0.15);
  transition: all 0.3s ease;
}

.back-to-top:hover {
  transform: translateY(-3px);
}

/* Show only when needed */
.back-to-top.show {
  display: flex;
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  background: #090e15;
  padding: 1.4rem 0;
  text-align: center;
}
.footer p {
  font-size: 0.78rem;
  color: rgba(255,255,255,.3);
  letter-spacing: 0.06em;
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1024px) {
  .expertise-grid { grid-template-columns: repeat(2, 1fr); }
  .ach-grid        { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --space-2xl: 4rem; }

  /* Navbar */
  .nav-toggle { display: flex; }
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: rgba(248,247,244,.98);
    border-bottom: 1px solid var(--clr-border);
    padding: 1.5rem 0;
    gap: 0;
  }
  .nav-links.open { display: flex; }
  .nav-links a {
    padding: 0.8rem 5%;
    width: 100%;
    border-bottom: 1px solid var(--clr-border);
  }
  .nav-links .nav-cta {
    border-radius: 0;
    background: var(--clr-accent);
  }

  /* Hero */
  .hero-inner {
    grid-template-columns: 1fr;
    padding: var(--space-lg) 0;
  }
  .quick-profile { max-width: 100%; }

  /* Stats */
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item + .stat-item::before { display: none; }

  /* About */
  .about-grid { grid-template-columns: 1fr; gap: var(--space-lg); }

  /* Timeline */
  .timeline { grid-template-columns: 28px 1fr; gap: 0 0.75rem; }
  .tl-dot { left: -22px; }

  /* Achievements */
  .ach-grid { grid-template-columns: 1fr; }

  /* Expertise */
  .expertise-grid { grid-template-columns: repeat(2, 1fr); }

  /* Contact */
  .contact-inner { grid-template-columns: 1fr; gap: var(--space-lg); }
}

@media (max-width: 480px) {
  .expertise-grid { grid-template-columns: 1fr; }
  .hero-name { font-size: 3.2rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .tl-header { flex-direction: column; gap: 0.4rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}