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

:root {
  --yellow:    #F5C842;
  --yellow-lt: #FDF3C8;
  --black:     #111111;
  --gray-9:    #1C1C1C;
  --gray-6:    #555555;
  --gray-4:    #888888;
  --gray-2:    #DADADA;
  --gray-1:    #F4F3F0;
  --white:     #FFFFFF;
  --nav-h:     64px;
  --max-w:     1100px;
  --radius:    14px;
  --font-body: 'Inter', sans-serif;
  --font-head: 'Sora', sans-serif;
}

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

body {
  font-family: var(--font-body);
  background: var(--white);
  color: var(--black);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* ─── NAVIGATION ───────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-2);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
}

.nav-logo {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--black);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.nav-logo span { color: var(--yellow); }

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
  align-items: center;
}
.nav-links a {
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-6);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--black); }
.nav-links a.active { color: var(--black); }

.nav-cta {
  background: var(--black) !important;
  color: var(--white) !important;
  padding: 9px 20px;
  border-radius: 100px;
  font-size: 0.85rem !important;
  font-weight: 600 !important;
  transition: background 0.2s, transform 0.15s !important;
}
.nav-cta:hover { background: var(--yellow) !important; color: var(--black) !important; transform: translateY(-1px); }

/* ─── LAYOUT ────────────────────────────────────────────────── */
.page-wrap { padding-top: var(--nav-h); min-height: 100vh; display: flex; flex-direction: column; }
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 40px; }
.section { padding: 80px 0; }
.flex-grow { flex: 1; }

/* ─── TYPE ──────────────────────────────────────────────────── */
.tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--yellow-lt);
  color: #8A6F00;
  border-radius: 100px;
  padding: 4px 14px;
  margin-bottom: 20px;
}

h1 {
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}
h2 {
  font-family: var(--font-head);
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
}
h3 {
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
p { color: var(--gray-6); line-height: 1.75; }

/* ─── BUTTONS ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
  font-family: var(--font-body);
}
.btn-primary { background: var(--black); color: var(--white); }
.btn-primary:hover { background: #333; transform: translateY(-2px); }
.btn-outline { background: transparent; color: var(--black); border: 1.5px solid var(--gray-2); }
.btn-outline:hover { border-color: var(--black); transform: translateY(-2px); }
.btn-yellow { background: var(--yellow); color: var(--black); }
.btn-yellow:hover { background: #e8b800; transform: translateY(-2px); }

/* ─── FOOTER ───────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--gray-2);
  padding: 36px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: var(--gray-4);
}
footer a { color: var(--gray-4); text-decoration: none; }
footer a:hover { color: var(--black); }
.footer-links { display: flex; gap: 24px; }

/* ─── HOME ──────────────────────────────────────────────────── */
.hero {
  padding: 96px 0 80px;
  border-bottom: 1px solid var(--gray-2);
}
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}
.status-dot {
  width: 9px; height: 9px;
  background: #22C55E;
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.status-text { font-size: 0.85rem; color: var(--gray-4); font-weight: 500; }
.hero h1 { max-width: 820px; margin-bottom: 24px; }
.hero h1 em { font-style: normal; color: var(--yellow); }
.hero-sub { max-width: 540px; font-size: 1.05rem; color: var(--gray-6); margin-bottom: 40px; line-height: 1.75; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.about-left h2 { margin-bottom: 20px; }
.about-left p { margin-bottom: 16px; }

.fact-list { list-style: none; }
.fact-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--gray-2);
  font-size: 0.95rem;
}
.fact-list li:first-child { border-top: 1px solid var(--gray-2); }
.fact-label { color: var(--gray-4); font-weight: 500; font-size: 0.85rem; }
.fact-value { font-weight: 600; color: var(--black); text-align: right; max-width: 220px; }

.skills-block { margin-top: 40px; }
.skills-block h3 { margin-bottom: 14px; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.09em; color: var(--gray-4); font-weight: 600; }
.skills-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pill { padding: 6px 14px; background: var(--gray-1); border-radius: 100px; font-size: 0.82rem; font-weight: 500; color: var(--gray-9); }
.pill.yellow { background: var(--yellow-lt); color: #7A5F00; }

/* ─── CASE STUDIES ──────────────────────────────────────────── */
.page-header { padding: 72px 0 48px; }
.page-header h1 { margin-bottom: 16px; }
.page-header p { font-size: 1.05rem; max-width: 520px; }

.cs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  padding-bottom: 80px;
}
.cs-card {
  background: var(--gray-1);
  border-radius: var(--radius);
  padding: 40px;
  text-decoration: none;
  color: inherit;
  display: block;
  transition: transform 0.2s, box-shadow 0.2s;
  border: 1px solid transparent;
}
.cs-card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0,0,0,0.08); border-color: var(--gray-2); }
.cs-card.featured {
  grid-column: span 2;
  background: var(--black);
  color: var(--white);
}
.cs-card.featured p { color: rgba(255,255,255,0.6); }
.cs-card.featured .cs-tag { background: rgba(245,200,66,0.2); color: var(--yellow); }
.cs-card.featured .cs-arrow { color: var(--yellow); }
.cs-card.featured .cs-metric-val { color: var(--yellow); }
.cs-card.featured .cs-metric-label { color: rgba(255,255,255,0.45); }
.cs-card.featured h3 { color: var(--white); font-size: 1.6rem; }

.cs-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--white);
  color: var(--gray-6);
  border-radius: 100px;
  padding: 4px 12px;
  margin-bottom: 24px;
}
.cs-card h3 { font-size: 1.35rem; margin-bottom: 12px; line-height: 1.3; }
.cs-card p { font-size: 0.92rem; margin-bottom: 24px; line-height: 1.7; }
.cs-footer { display: flex; justify-content: space-between; align-items: center; }
.cs-metrics { display: flex; gap: 28px; }
.cs-metric-val { font-family: var(--font-head); font-size: 1.4rem; font-weight: 700; color: var(--black); line-height: 1; }
.cs-metric-label { font-size: 0.75rem; color: var(--gray-4); margin-top: 2px; }
.cs-arrow { font-size: 1.2rem; color: var(--gray-4); }

/* ─── CASE STUDY DETAIL ─────────────────────────────────────── */
.cs-detail-page { padding: 72px 0 100px; max-width: 820px; }
.cs-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--gray-4);
  text-decoration: none;
  margin-bottom: 48px;
  transition: color 0.2s;
}
.cs-back:hover { color: var(--black); }
.cs-detail-tag { margin-bottom: 20px; }
.cs-detail-page h1 { margin-bottom: 20px; }
.cs-detail-meta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 48px; }
.meta-chip {
  background: var(--gray-1);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--gray-6);
}
.cs-metrics-row { display: flex; gap: 20px; flex-wrap: wrap; margin-bottom: 56px; }
.cs-metric-box {
  background: var(--gray-1);
  border-radius: 12px;
  padding: 22px 28px;
  flex: 1;
  min-width: 130px;
}
.cs-metric-box .val { font-family: var(--font-head); font-size: 2rem; font-weight: 800; color: var(--black); letter-spacing: -0.03em; }
.cs-metric-box .lbl { font-size: 0.78rem; color: var(--gray-4); margin-top: 5px; }

.cs-section { margin-bottom: 40px; }
.cs-section-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-4);
  margin-bottom: 14px;
}
.cs-section p { font-size: 0.97rem; color: var(--gray-6); line-height: 1.8; }
.cs-section ul { list-style: none; }
.cs-section ul li {
  padding: 10px 0 10px 24px;
  border-bottom: 1px solid var(--gray-1);
  font-size: 0.95rem;
  color: var(--gray-6);
  position: relative;
  line-height: 1.65;
}
.cs-section ul li::before { content: "→"; position: absolute; left: 0; color: var(--yellow); font-weight: 700; }
.cs-divider { border: none; border-top: 1px solid var(--gray-2); margin: 48px 0; }

/* ─── RESUME ────────────────────────────────────────────────── */
.resume-dl {
  margin: 48px 0 40px;
  padding: 24px 32px;
  background: var(--yellow-lt);
  border-radius: var(--radius);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}
.resume-dl p { font-size: 0.88rem; color: #7A6000; }
.resume-dl p strong { display: block; font-size: 0.95rem; color: var(--black); margin-bottom: 3px; }

.resume-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 60px;
  padding-bottom: 80px;
}
.res-name { font-family: var(--font-head); font-size: 1.5rem; font-weight: 800; letter-spacing: -0.03em; margin-bottom: 4px; }
.res-title { font-size: 0.88rem; color: var(--gray-4); margin-bottom: 28px; }

.res-contact { list-style: none; margin-bottom: 36px; }
.res-contact li { font-size: 0.85rem; color: var(--gray-6); padding: 6px 0; display: flex; gap: 10px; align-items: center; }
.res-contact li a { color: var(--gray-6); text-decoration: none; }
.res-contact li a:hover { color: var(--black); }

.res-section-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-4);
  margin-bottom: 14px;
  margin-top: 32px;
}
.res-edu { margin-bottom: 8px; }
.res-edu-school { font-weight: 700; font-family: var(--font-head); font-size: 0.95rem; }
.res-edu-degree { font-size: 0.85rem; color: var(--gray-6); margin-top: 2px; }

.res-skill-pill {
  display: inline-block;
  background: var(--gray-1);
  color: var(--gray-9);
  border-radius: 8px;
  padding: 5px 11px;
  font-size: 0.78rem;
  font-weight: 500;
  margin: 3px;
}

.res-section-head {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-4);
  margin-bottom: 28px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--gray-2);
}
.res-exp { margin-bottom: 40px; }
.res-exp-header { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 2px; flex-wrap: wrap; gap: 8px; }
.res-exp-company { font-weight: 700; font-size: 1rem; color: var(--black); font-family: var(--font-head); }
.res-exp-date { font-size: 0.8rem; color: var(--gray-4); font-weight: 500; white-space: nowrap; }
.res-exp-title { font-size: 0.88rem; color: var(--yellow); font-weight: 600; margin-bottom: 14px; }
.res-exp-location { font-size: 0.8rem; color: var(--gray-4); margin-bottom: 14px; }
.res-exp-ul { list-style: none; }
.res-exp-ul li {
  font-size: 0.875rem;
  color: var(--gray-6);
  padding: 5px 0 5px 20px;
  position: relative;
  line-height: 1.65;
}
.res-exp-ul li::before {
  content: "";
  position: absolute;
  left: 0; top: 14px;
  width: 6px; height: 6px;
  background: var(--yellow);
  border-radius: 50%;
}

/* ─── BLOG ──────────────────────────────────────────────────── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  padding-bottom: 80px;
}
.blog-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--gray-2);
  transition: transform 0.2s, box-shadow 0.2s;
  text-decoration: none;
  color: inherit;
  display: block;
}
.blog-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.07); }
.blog-card-img { height: 160px; background: var(--gray-1); display: flex; align-items: center; justify-content: center; font-size: 2.4rem; }
.blog-card-body { padding: 24px; }
.blog-card-cat { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: #8A6F00; margin-bottom: 10px; }
.blog-card h3 { font-size: 0.98rem; margin-bottom: 10px; line-height: 1.4; }
.blog-card p { font-size: 0.84rem; color: var(--gray-4); line-height: 1.6; margin-bottom: 16px; }
.blog-card-footer { display: flex; justify-content: space-between; align-items: center; }
.blog-date { font-size: 0.78rem; color: var(--gray-4); }
.blog-read { font-size: 0.78rem; font-weight: 600; color: var(--black); }

.blog-coming-soon {
  grid-column: span 3;
  text-align: center;
  padding: 60px 40px;
  background: var(--gray-1);
  border-radius: var(--radius);
  border: 2px dashed var(--gray-2);
}
.blog-coming-soon h3 { font-size: 1.2rem; margin-bottom: 10px; }
.blog-coming-soon p { font-size: 0.9rem; color: var(--gray-4); margin-bottom: 24px; }

/* ─── CONTACT ───────────────────────────────────────────────── */
.contact-wrap { padding: 80px 0 100px; max-width: 640px; margin: 0 auto; text-align: center; }
.contact-wrap .tag { margin-bottom: 24px; }
.contact-wrap h1 { margin-bottom: 20px; }
.contact-wrap > p { font-size: 1.02rem; color: var(--gray-6); max-width: 480px; margin: 0 auto 48px; }
.contact-options { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 28px; text-align: left; }
.contact-card {
  background: var(--gray-1);
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid transparent;
  transition: border-color 0.2s, transform 0.2s;
  text-decoration: none;
  color: inherit;
  display: block;
}
.contact-card:hover { border-color: var(--gray-2); transform: translateY(-3px); }
.contact-card .cc-icon { font-size: 1.6rem; margin-bottom: 12px; }
.contact-card h3 { font-size: 0.98rem; margin-bottom: 6px; }
.contact-card p { font-size: 0.84rem; color: var(--gray-4); }
.contact-email-cta { background: var(--black); border-radius: var(--radius); padding: 40px; text-align: center; }
.contact-email-cta h3 { font-size: 1.2rem; color: var(--white); margin-bottom: 8px; }
.contact-email-cta p { color: rgba(255,255,255,0.5); font-size: 0.88rem; margin-bottom: 24px; }
.btn-email {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--yellow); color: var(--black);
  padding: 14px 32px; border-radius: 100px;
  font-weight: 700; font-size: 0.95rem;
  text-decoration: none; transition: all 0.2s;
}
.btn-email:hover { background: #e8b800; transform: translateY(-2px); }

/* ─── MOBILE ────────────────────────────────────────────────── */
@media (max-width: 768px) {
  nav { padding: 0 20px; }
  .nav-links { gap: 20px; }
  .nav-links li:not(:last-child):not(:nth-last-child(2)) { display: none; }
  .container { padding: 0 20px; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .cs-grid { grid-template-columns: 1fr; }
  .cs-card.featured { grid-column: span 1; }
  .blog-grid { grid-template-columns: 1fr; }
  .blog-coming-soon { grid-column: span 1; }
  .contact-options { grid-template-columns: 1fr; }
  .resume-layout { grid-template-columns: 1fr; }
  footer { flex-direction: column; gap: 12px; text-align: center; }
  .resume-dl { flex-direction: column; align-items: flex-start; }
  .cs-metrics-row { flex-direction: column; }
}