/* ═══════════════════════════════════════════════════════════
   Intesar Alam — Portfolio Stylesheet
   Aesthetic: Engineering Precision · Dark Technical · Warm Amber Accent
   Fonts: Syne (display) · Lora (body italic) · DM Mono (code/labels)
   ═══════════════════════════════════════════════════════════ */

/* ─── CSS Variables ─── */
:root {
  --bg-primary:    #0d0e10;
  --bg-secondary:  #111316;
  --bg-card:       #161a1f;
  --bg-card-hover: #1c2128;

  --text-primary:  #e8e4dc;
  --text-secondary:#9ea3a8;
  --text-muted:    #5a6070;

  --accent:        #c8a96e;   /* warm amber — precision engineering gold */
  --accent-dim:    #9c7d49;
  --accent-glow:   rgba(200, 169, 110, 0.12);

  --border:        rgba(255,255,255,0.06);
  --border-accent: rgba(200, 169, 110, 0.25);

  --nav-h:         64px;

  --font-display:  'Syne', sans-serif;
  --font-body:     'Lora', serif;
  --font-mono:     'DM Mono', monospace;

  --ease:          cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-spring:   cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
}

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

::selection {
  background: var(--accent);
  color: #0d0e10;
}

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

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

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--accent-dim); border-radius: 2px; }

/* ─── Typography ─── */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.1; }
h3 { font-size: 1.15rem; font-weight: 600; }
h4 { font-size: 1rem; font-weight: 600; }
p { color: var(--text-secondary); margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

/* ─── Layout Helpers ─── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 100px 0;
}

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

.section-accent {
  background: var(--accent);
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}

.section-label.light {
  color: rgba(13,14,16,0.7);
}

.section-title {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  margin-bottom: 3rem;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.section-title em {
  font-style: italic;
  color: var(--accent);
  font-family: var(--font-display);
  font-weight: 400;
}

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all 0.25s var(--ease);
  text-transform: uppercase;
}

.btn-primary {
  background: var(--accent);
  color: #0d0e10;
}

.btn-primary:hover {
  background: #d4b87a;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200,169,110,0.25);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.btn-white {
  background: #0d0e10;
  color: var(--accent);
  border: 1px solid #0d0e10;
}

.btn-white:hover {
  background: #161a1f;
  transform: translateY(-2px);
}

/* ─────────────────────────────────────────────
   NAVIGATION
───────────────────────────────────────────── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(13,14,16,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s var(--ease);
}

#navbar.scrolled {
  box-shadow: 0 4px 32px rgba(0,0,0,0.5);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.nav-logo .dot { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: color 0.2s;
}

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

.nav-cta {
  background: var(--accent) !important;
  color: #0d0e10 !important;
  padding: 0.45rem 1rem;
  border-radius: 2px;
  font-weight: 500;
}

.nav-cta:hover {
  background: #d4b87a !important;
  color: #0d0e10 !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text-primary);
  transition: all 0.3s var(--ease);
}

/* ─────────────────────────────────────────────
   HERO SECTION
───────────────────────────────────────────── */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-h);
}

.blueprint-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(200,169,110,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200,169,110,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 0%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 0%, transparent 100%);
}

/* Decorative corner marks */
#hero::before,
#hero::after {
  content: '';
  position: absolute;
  width: 60px;
  height: 60px;
  border-color: var(--accent-dim);
  border-style: solid;
  opacity: 0.3;
}

#hero::before {
  top: 120px; left: 40px;
  border-width: 2px 0 0 2px;
}

#hero::after {
  bottom: 60px; right: 40px;
  border-width: 0 2px 2px 0;
}

.hero-content {
  position: relative;
  text-align: center;
  max-width: 820px;
  padding: 0 2rem;
}

.hero-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.hero-tag::before,
.hero-tag::after {
  content: '';
  display: inline-block;
  width: 28px;
  height: 1px;
  background: var(--accent-dim);
}

.hero-name {
  font-size: clamp(4rem, 12vw, 9rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.92;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.hero-name .accent {
  color: var(--accent);
  display: block;
}

.hero-sub {
  font-family: var(--font-body);
  font-size: clamp(0.9rem, 2vw, 1.1rem);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: rgba(22,26,31,0.6);
  overflow: hidden;
}

.stat {
  padding: 1rem 2rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.stat-n {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.stat-l {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.stat-sep {
  width: 1px;
  height: 40px;
  background: var(--border);
  flex-shrink: 0;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  opacity: 0.4;
}

.hero-scroll-hint span {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent-dim), transparent);
  animation: scrollPulse 2s ease infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 0.8; transform: scaleY(1.2); }
}

/* ─────────────────────────────────────────────
   ABOUT SECTION
───────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 5rem;
  align-items: start;
}

.about-text h2 { margin-bottom: 1.8rem; }

.about-text p {
  font-size: 1.05rem;
  line-height: 1.85;
  margin-bottom: 1.2rem;
}

.about-links {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.link-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--border-accent);
  color: var(--accent);
  padding: 0.5rem 1rem;
  border-radius: 2px;
  transition: all 0.2s var(--ease);
}

.link-pill:hover {
  background: var(--accent);
  color: #0d0e10;
  border-color: var(--accent);
}

.profile-card {
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  background: var(--bg-card);
}

.profile-photo-placeholder {
  width: 100%;
  aspect-ratio: 4/5;
  background: var(--bg-card-hover);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
  text-align: center;
  padding: 1.5rem;
  /* PLACEHOLDER — remove this entire div and replace with: */
  /* <img src="assets/images/photo.jpg" alt="Intesar Alam" /> */
}

.profile-photo-placeholder span {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-dim);
  font-weight: 500;
}

.profile-photo-placeholder small {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.profile-details { padding: 1.5rem; }

.pd-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}

.pd-row:last-child { border-bottom: none; }

.pd-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ─────────────────────────────────────────────
   EDUCATION
───────────────────────────────────────────── */
.edu-list { display: flex; flex-direction: column; gap: 0; }

.edu-item {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 3rem;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}

.edu-item:last-child { border-bottom: none; }

.edu-year {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  padding-top: 0.25rem;
}

.edu-body h3 { font-size: 1.2rem; margin-bottom: 0.4rem; }

.edu-inst {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 0.8rem;
}

.edu-note {
  font-size: 0.92rem;
  margin-bottom: 1rem;
}

.edu-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.edu-tags span {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.25rem 0.6rem;
  border-radius: 2px;
}

/* ─────────────────────────────────────────────
   EXPERIENCE
───────────────────────────────────────────── */
.exp-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  padding-left: 2rem;
  border-left: 1px solid var(--border);
}

.exp-item {
  padding: 2.5rem 0 2.5rem 3rem;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.exp-item:last-child { border-bottom: none; }

.exp-item::before {
  content: '';
  position: absolute;
  left: -5px;
  top: 2.75rem;
  width: 9px;
  height: 9px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 0 3px var(--bg-primary), 0 0 0 5px var(--accent-dim);
}

.section-dark .exp-item::before {
  box-shadow: 0 0 0 3px var(--bg-secondary), 0 0 0 5px var(--accent-dim);
}

.exp-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.8rem;
}

.exp-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: var(--accent-glow);
  color: var(--accent);
  border: 1px solid var(--border-accent);
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
}

.exp-period {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.exp-content h3 { font-size: 1.2rem; margin-bottom: 0.25rem; }

.exp-org {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-dim);
  margin-bottom: 1rem;
}

.exp-content ul {
  list-style: none;
  padding: 0;
  margin-bottom: 1rem;
}

.exp-content ul li {
  position: relative;
  padding-left: 1.2rem;
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  line-height: 1.65;
}

.exp-content ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent-dim);
  font-size: 0.8rem;
}

.exp-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.exp-tags span {
  font-family: var(--font-mono);
  font-size: 0.63rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.2rem 0.55rem;
  border-radius: 2px;
}

/* ─────────────────────────────────────────────
   PROJECTS
───────────────────────────────────────────── */
.filter-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}

.filter-btn:hover {
  border-color: var(--accent-dim);
  color: var(--accent);
}

.filter-btn.active {
  background: var(--accent);
  color: #0d0e10;
  border-color: var(--accent);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  transition: all 0.3s var(--ease);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4), 0 0 0 1px var(--border-accent);
}

.project-card.featured {
  grid-column: span 2;
  border-color: var(--border-accent);
}

.project-card.featured .proj-img-wrap img {
  width: 100%;
  height: 400px;
  object-fit: contain;
  background: #161a1f;
}

@media (max-width: 700px) {
  .project-card.featured { grid-column: span 1; }
}

.proj-img-wrap {
  position: relative;
  overflow: hidden;
}

.proj-img-placeholder {
  width: 100%;
  aspect-ratio: 21/9;
  background: var(--bg-card-hover);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s;
  /* PLACEHOLDER — replace with actual project image:
     <img src="assets/images/project-name.jpg" alt="Project name" /> */
}

.proj-img-placeholder span { font-size: 2rem; opacity: 0.5; }

.proj-img-placeholder small {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-muted);
  text-align: center;
  max-width: 200px;
}

.project-card:hover .proj-img-placeholder {
  background: #1e2530;
}

.proj-tag-top {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--accent);
  color: #0d0e10;
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
}

.proj-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  flex: 1;
}

.proj-cats {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.proj-cats span {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-dim);
  border: 1px solid var(--border-accent);
  padding: 0.15rem 0.5rem;
  border-radius: 2px;
}

.proj-body h3 {
  font-size: 1.05rem;
  line-height: 1.35;
  color: var(--text-primary);
}

.proj-role {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

.proj-role strong { color: var(--text-secondary); }

/* Accordion */
.proj-accordion { margin-top: auto; padding-top: 0.5rem; }

.proj-toggle {
  background: none;
  border: none;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-dim);
  cursor: pointer;
  padding: 0;
  transition: color 0.2s;
  width: 100%;
  text-align: left;
}

.proj-toggle:hover { color: var(--accent); }
.proj-toggle.open { color: var(--accent); }

.proj-details {
  display: none;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  margin-top: 0.75rem;
}

.proj-details.open { display: block; }

.proj-details p {
  font-size: 0.85rem;
  margin-bottom: 0.65rem;
  line-height: 1.65;
}

.proj-details strong { color: var(--text-primary); }

.projects-more {
  text-align: center;
  margin-top: 2rem;
}

/* Additional projects */
.add-proj-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.add-proj-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.25rem;
  transition: border-color 0.2s;
}

.add-proj-item:hover {
  border-color: var(--border-accent);
}

.add-proj-item h4 {
  font-size: 0.92rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  line-height: 1.4;
}

.add-proj-item p {
  font-size: 0.82rem;
  margin-bottom: 0.75rem;
}

/* ─────────────────────────────────────────────
   PUBLICATIONS
───────────────────────────────────────────── */
.pub-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.pub-item {
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.pub-item:last-child { border-bottom: none; }

.pub-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.8rem;
  border-radius: 2px;
  margin-bottom: 0.75rem;
}

.pub-badge.award {
  background: rgba(200,169,110,0.15);
  color: var(--accent);
  border: 1px solid var(--border-accent);
}

.pub-meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  margin-bottom: 0.6rem;
}

.pub-item h3 {
  font-size: 1.1rem;
  line-height: 1.4;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.pub-item p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 1rem;
}

.pub-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.pub-tags span {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.2rem 0.55rem;
  border-radius: 2px;
}

/* ─────────────────────────────────────────────
   SKILLS
───────────────────────────────────────────── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.skill-group {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.75rem;
  transition: border-color 0.2s;
}

.skill-group:hover { border-color: var(--border-accent); }

.sg-icon {
  font-size: 1.5rem;
  margin-bottom: 0.8rem;
}

.skill-group h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
  font-family: var(--font-display);
}

.skill-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.skill-pills span {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.3rem 0.6rem;
  border-radius: 2px;
  transition: all 0.2s;
}

.skill-pills span:hover {
  border-color: var(--accent-dim);
  color: var(--accent);
}

/* Certifications */
.cert-section { margin-top: 2rem; }

.cert-heading {
  font-family: var(--font-display);
  font-size: 1.4rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0.75rem;
}

.cert-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 1rem 1.25rem;
  transition: border-color 0.2s;
}

.cert-item:hover { border-color: var(--border-accent); }

.cert-provider {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-dim);
}

.cert-item > span:not(.cert-provider) {
  font-size: 0.88rem;
  color: var(--text-primary);
}

/* ─────────────────────────────────────────────
   LEADERSHIP
───────────────────────────────────────────── */
.lead-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.lead-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.75rem;
  transition: border-color 0.2s;
}

.lead-item:hover { border-color: var(--border-accent); }

.lead-period {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.lead-item h3 {
  font-size: 1rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.lead-roles {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.lead-role strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.3rem;
}

.lead-role p {
  font-size: 0.83rem;
  margin-bottom: 0;
  color: var(--text-muted);
}

/* ─────────────────────────────────────────────
   RESUME CTA
───────────────────────────────────────────── */
.resume-cta-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  flex-wrap: wrap;
}

.resume-cta-text h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: #0d0e10;
  margin-bottom: 0.75rem;
}

.resume-cta-text p {
  color: rgba(13,14,16,0.7);
  font-size: 1rem;
  max-width: 480px;
}

/* ─────────────────────────────────────────────
   CONTACT
───────────────────────────────────────────── */
.contact-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
  max-width: 500px;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.contact-card {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.5rem;
  transition: all 0.25s var(--ease);
}

.contact-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.cc-icon {
  font-size: 1.2rem;
  margin-bottom: 0.25rem;
  display: block;
  font-style: normal;
  color: var(--accent);
}

.cc-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.cc-val {
  font-size: 0.88rem;
  color: var(--text-primary);
  word-break: break-word;
}

/* ─────────────────────────────────────────────
   FOOTER
───────────────────────────────────────────── */
footer {
  background: #080909;
  border-top: 1px solid var(--border);
  padding: 2rem 0;
}

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

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
}

.footer-logo .dot { color: var(--accent); }

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.footer-note {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

/* ─────────────────────────────────────────────
   REVEAL ANIMATIONS
───────────────────────────────────────────── */
.reveal-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}

.reveal-up.visible {
  opacity: 1;
  transform: none;
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.45s; }

/* ─────────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────────── */
@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-sidebar {
    order: -1;
    max-width: 400px;
  }
}

@media (max-width: 768px) {
  .section { padding: 72px 0; }

  .section-title { font-size: clamp(2rem, 8vw, 3rem); }

  .nav-links {
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--bg-secondary);
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem 2rem;
    gap: 1.2rem;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    opacity: 0;
    transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
    z-index: 99;
    pointer-events: none;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .hamburger { display: flex; }

  .hero-stats {
    flex-direction: column;
    gap: 0;
  }

  .stat-sep {
    width: 80%;
    height: 1px;
  }

  .edu-item {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .exp-timeline { padding-left: 1rem; }
  .exp-item { padding-left: 1.5rem; }

  .resume-cta-wrap {
    flex-direction: column;
    text-align: center;
  }

  .footer-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

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

@media (max-width: 480px) {
  .container { padding: 0 1.2rem; }
  .hero-ctas { flex-direction: column; align-items: center; }
  .hero-stats .stat { padding: 0.75rem 1.5rem; }
}