/*
Theme Name: Engineering Consultant
Theme URI: https://shakeebkhan.com
Author: Muhammad Shakeeb Khan
Author URI: https://shakeebkhan.com
Description: Single-page portfolio/consulting theme for a fullstack & AI engineering consultant.
Version: 1.3.0
Requires at least: 6.0
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: LICENSE
Text Domain: engineering-consultant
*/

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: #0A0E17;
  color: #9CA3AF;
  font-family: 'Instrument Sans', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { color: #0EA5E9; text-decoration: none; }
a:hover { color: #38BDF8; }

::selection { background: #0EA5E9; color: #04121c; }

svg.lucide { width: 1em; height: 1em; }

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .45; transform: scale(.82); }
}

@keyframes panelIn {
  from { transform: translateY(24px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.page { min-height: 100vh; background: #0A0E17; }

.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 56px);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22C55E;
  box-shadow: 0 0 8px 1px rgba(34,197,94,0.7);
  animation: pulseDot 2.4s ease-in-out infinite;
  display: inline-block;
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(10,14,23,0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid #1F2937;
}

.site-header__bar {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  color: #FFFFFF;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand:hover { color: #FFFFFF; }

.brand__mark {
  width: 22px;
  height: 22px;
  border: 1px solid #1F2937;
  border-radius: 6px;
  display: grid;
  place-items: center;
  color: #0EA5E9;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
}

.nav-desktop { display: flex; align-items: center; gap: 4px; }

.nav-link {
  color: #9CA3AF;
  font-size: 14px;
  padding: 8px 14px;
  border-radius: 8px;
  transition: color .18s ease, background .18s ease;
}
.nav-link:hover { color: #FFFFFF; background: #111827; }

.nav-cta {
  margin-left: 10px;
  background: #0EA5E9;
  color: #04121c;
  font-size: 14px;
  font-weight: 600;
  padding: 9px 18px;
  border-radius: 9px;
  transition: background .18s ease, box-shadow .18s ease;
}
.nav-cta:hover { background: #38BDF8; box-shadow: 0 0 0 3px rgba(14,165,233,0.18); color: #04121c; }

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: #111827;
  border: 1px solid #1F2937;
  border-radius: 9px;
  color: #FFFFFF;
  cursor: pointer;
  font-size: 18px;
}

.nav-mobile {
  border-top: 1px solid #1F2937;
  background: #0A0E17;
  padding: 12px clamp(20px, 4vw, 56px) 20px;
  display: none;
  flex-direction: column;
  gap: 4px;
}
.nav-mobile.is-open { display: flex; }

.nav-mobile__link {
  color: #9CA3AF;
  font-size: 15px;
  padding: 12px 0;
  border-bottom: 1px solid #111827;
}
.nav-mobile__link:hover { color: #FFFFFF; }

.nav-mobile__cta {
  margin-top: 12px;
  text-align: center;
  background: #0EA5E9;
  color: #04121c;
  font-weight: 600;
  font-size: 15px;
  padding: 13px 18px;
  border-radius: 9px;
}
.nav-mobile__cta:hover { color: #04121c; }

/* ---------- Hero ---------- */

.hero { padding: clamp(72px, 11vw, 152px) 0 clamp(56px, 7vw, 96px); border-bottom: 1px solid #1F2937; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border: 1px solid #1F2937;
  background: #111827;
  border-radius: 100px;
  padding: 6px 14px 6px 11px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #9CA3AF;
}

.hero__title {
  margin: 26px 0 0;
  max-width: 19ch;
  color: #FFFFFF;
  font-size: clamp(38px, 6.6vw, 88px);
  line-height: 0.98;
  letter-spacing: -0.035em;
  font-weight: 700;
  text-wrap: pretty;
}

.hero__desc {
  margin: 30px 0 0;
  max-width: 62ch;
  color: #9CA3AF;
  font-size: clamp(16px, 1.45vw, 19px);
  line-height: 1.65;
  text-wrap: pretty;
}

.hero__actions { margin: 40px 0 0; display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 15.5px;
  font-weight: 600;
  padding: 15px 26px;
  border-radius: 11px;
  transition: background .18s ease, box-shadow .18s ease, transform .18s ease, border-color .18s ease, color .18s ease;
}

.btn--primary { background: #0EA5E9; color: #04121c; }
.btn--primary:hover { background: #38BDF8; box-shadow: 0 0 0 4px rgba(14,165,233,0.16); transform: translateY(-1px); color: #04121c; }

.btn--secondary {
  color: #FFFFFF;
  font-weight: 500;
  padding: 15px 24px;
  border: 1px solid #1F2937;
}
.btn--secondary:hover { border-color: #0EA5E9; background: #111827; color: #FFFFFF; }

.metrics {
  margin: clamp(52px, 7vw, 84px) 0 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: #1F2937;
  border: 1px solid #1F2937;
  border-radius: 14px;
  overflow: hidden;
}

.metric { background: #0A0E17; padding: 26px 24px; }
.metric__value {
  color: #FFFFFF;
  font-size: clamp(28px, 3.2vw, 40px);
  font-weight: 700;
  letter-spacing: -0.03em;
  font-family: 'JetBrains Mono', monospace;
}
.metric__label { margin-top: 8px; font-size: 13.5px; color: #9CA3AF; }

/* ---------- Section headers ---------- */

.section { padding: clamp(64px, 9vw, 120px) 0; border-bottom: 1px solid #1F2937; }

.section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
}

.eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #0EA5E9;
}

.section__title {
  margin: 16px 0 0;
  color: #FFFFFF;
  font-size: clamp(28px, 3.6vw, 46px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 700;
}

.section__lede { margin: 0; max-width: 46ch; color: #9CA3AF; font-size: 15.5px; line-height: 1.6; }
.section__lede--wide { max-width: 60ch; font-size: 16.5px; line-height: 1.7; margin: 20px 0 0; text-wrap: pretty; }

/* ---------- Services / capabilities ---------- */

.cards-grid {
  margin: 44px 0 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.service-card {
  background: #111827;
  border: 1px solid #1F2937;
  border-radius: 16px;
  padding: 26px 24px 24px;
  transition: border-color .2s ease, transform .2s ease;
}
.service-card:hover { border-color: #0EA5E9; transform: translateY(-3px); }

.service-card__icon { display: flex; align-items: center; gap: 11px; color: #0EA5E9; font-size: 18px; }
.service-card__title { margin: 16px 0 0; color: #FFFFFF; font-size: 17px; font-weight: 600; letter-spacing: -0.01em; }
.service-card__desc { margin: 10px 0 20px; color: #9CA3AF; font-size: 14px; line-height: 1.6; }

.tag-list { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: #9CA3AF;
  border: 1px solid #1F2937;
  background: #0A0E17;
  border-radius: 7px;
  padding: 6px 10px;
}

/* ---------- Experience ---------- */

.roles {
  margin: 44px 0 0;
  display: grid;
  gap: 1px;
  background: #1F2937;
  border: 1px solid #1F2937;
  border-radius: 16px;
  overflow: hidden;
}

.role {
  background: #111827;
  padding: 28px clamp(22px, 3vw, 34px);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px 28px;
  transition: background .2s ease;
}
.role:hover { background: #131c2b; }

.role__titles { display: flex; flex-wrap: wrap; align-items: baseline; gap: 10px 16px; }
.role__position { color: #FFFFFF; font-size: clamp(19px, 2vw, 24px); font-weight: 600; letter-spacing: -0.02em; }
.role__company { color: #0EA5E9; font-size: clamp(19px, 2vw, 24px); font-weight: 500; letter-spacing: -0.02em; }
.role__location { font-family: 'JetBrains Mono', monospace; font-size: 13px; color: #9CA3AF; white-space: nowrap; }

/* ---------- Founder section ---------- */

.founder-grid {
  margin: 44px 0 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: 18px;
}

.founder-col { display: flex; flex-direction: column; gap: 18px; }

.founder-card {
  background: #111827;
  border: 1px solid #1F2937;
  border-radius: 18px;
  padding: clamp(24px, 3vw, 32px);
}
.founder-card--current { border-color: #0EA5E9; }

.founder-card__top { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.founder-card__label { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: #9CA3AF; letter-spacing: 0.05em; }
.founder-card__period { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: #0EA5E9; }
.founder-card__status { display: inline-flex; align-items: center; gap: 7px; font-family: 'JetBrains Mono', monospace; font-size: 12px; color: #0EA5E9; }
.founder-card__status .status-dot { width: 6px; height: 6px; }

.founder-card__name { margin: 14px 0 0; color: #FFFFFF; font-size: 20px; font-weight: 600; letter-spacing: -0.02em; }
.founder-card__desc { margin: 12px 0 0; color: #D1D5DB; font-size: 15px; line-height: 1.65; }
.founder-card__link { margin: 18px 0 0; display: inline-flex; align-items: center; gap: 8px; font-size: 14.5px; font-weight: 500; }

.how-card { background: #111827; border: 1px solid #1F2937; border-radius: 18px; padding: clamp(24px, 3vw, 36px); }
.how-card__title { margin: 0; color: #FFFFFF; font-size: 20px; font-weight: 600; letter-spacing: -0.02em; }
.how-list { margin: 26px 0 0; display: flex; flex-direction: column; gap: 20px; }
.how-item { display: flex; gap: 15px; }
.how-item__icon {
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  border: 1px solid #1F2937;
  background: #0A0E17;
  display: grid;
  place-items: center;
  color: #0EA5E9;
  font-size: 14px;
}
.how-item__title { color: #FFFFFF; font-size: 15.5px; font-weight: 600; }
.how-item__desc { margin: 6px 0 0; color: #9CA3AF; font-size: 14.5px; line-height: 1.6; }

/* ---------- Blog ---------- */

.blog-grid { margin: 44px 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

.article-card {
  cursor: pointer;
  background: #111827;
  border: 1px solid #1F2937;
  border-radius: 18px;
  padding: clamp(24px, 3vw, 34px);
  display: flex;
  flex-direction: column;
  gap: 18px;
  transition: border-color .2s ease, transform .2s ease;
  text-align: left;
  width: 100%;
  font-family: inherit;
  color: inherit;
}
.article-card:hover { border-color: #0EA5E9; transform: translateY(-3px); }

.article-card__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; font-family: 'JetBrains Mono', monospace; font-size: 12px; color: #9CA3AF; }
.article-card__meta .sep { color: #1F2937; }
.article-card__title { margin: 0; color: #FFFFFF; font-size: clamp(20px, 2vw, 26px); font-weight: 600; letter-spacing: -0.02em; line-height: 1.25; }
.article-card__desc { margin: 0; color: #9CA3AF; font-size: 15px; line-height: 1.65; }
.article-card__tags { display: flex; flex-wrap: wrap; gap: 8px; }
.article-card__tag { font-family: 'JetBrains Mono', monospace; font-size: 11.5px; color: #0EA5E9; border: 1px solid #1F2937; border-radius: 7px; padding: 5px 9px; }
.article-card__cta { margin-top: auto; padding-top: 6px; display: flex; align-items: center; gap: 8px; color: #FFFFFF; font-size: 14px; font-weight: 500; }

/* ---------- Contact ---------- */

.contact-panel {
  background: #111827;
  border: 1px solid #1F2937;
  border-radius: 20px;
  padding: clamp(32px, 5vw, 68px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.contact-panel__text { max-width: 30ch; }
.contact-panel__title { margin: 0; color: #FFFFFF; font-size: clamp(26px, 3.2vw, 42px); line-height: 1.06; letter-spacing: -0.03em; font-weight: 700; }
.contact-panel__desc { margin: 18px 0 0; color: #9CA3AF; font-size: 16px; line-height: 1.65; }

.contact-panel__actions { display: flex; flex-direction: column; gap: 16px; align-items: flex-start; }
.contact-panel__meta { font-family: 'JetBrains Mono', monospace; font-size: 12.5px; color: #9CA3AF; line-height: 1.8; }

/* ---------- Footer ---------- */

.site-footer { border-top: 1px solid #1F2937; }
.site-footer__bar {
  padding: 40px clamp(20px, 4vw, 56px) 56px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-status { display: flex; align-items: center; gap: 11px; font-size: 14.5px; color: #9CA3AF; }
.footer-status .status-dot { width: 8px; height: 8px; box-shadow: 0 0 10px 2px rgba(34,197,94,0.65); }

.footer-links { display: flex; flex-wrap: wrap; align-items: center; gap: 22px; }
.footer-email { color: #9CA3AF; font-size: 14.5px; transition: color .18s ease; }
.footer-email:hover { color: #0EA5E9; }

.social-links { display: flex; align-items: center; gap: 10px; }
.social-link {
  width: 38px;
  height: 38px;
  border: 1px solid #1F2937;
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: #9CA3AF;
  font-size: 16px;
  transition: color .18s ease, border-color .18s ease;
}
.social-link:hover { color: #0EA5E9; border-color: #0EA5E9; }

.site-footer__copy {
  padding: 0 clamp(20px, 4vw, 56px) 44px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: #4B5563;
}

/* ---------- Single post ---------- */
/* Was the article-modal content styling; the two blog posts used to open
   in a modal over the homepage. They're real pages now (see single.php),
   so the wrapper/overlay/close-button rules are gone and what's left is
   renamed from .article-modal__* / .modal-* to .post-*. */

.post-panel {
  max-width: 820px;
  margin: 0 auto;
  background: #111827;
  border: 1px solid #1F2937;
  border-radius: 20px;
  padding: clamp(24px, 4vw, 56px);
}

.post-kicker { font-family: 'JetBrains Mono', monospace; font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: #0EA5E9; }

.post-title { margin: 26px 0 0; color: #FFFFFF; font-size: clamp(28px, 4.4vw, 46px); line-height: 1.06; letter-spacing: -0.03em; font-weight: 700; text-wrap: pretty; }
.post-meta {
  margin: 20px 0 0;
  padding-bottom: 26px;
  border-bottom: 1px solid #1F2937;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12.5px;
  color: #9CA3AF;
}
.post-meta .sep { color: #1F2937; }
.post-meta .accent { color: #0EA5E9; }

.post-body p { margin: 30px 0 0; color: #D1D5DB; font-size: 17px; line-height: 1.75; text-wrap: pretty; }
.post-body h2 { margin: 40px 0 0; color: #FFFFFF; font-size: 23px; font-weight: 600; letter-spacing: -0.02em; }
.post-body ul { margin: 14px 0 0; padding-left: 22px; color: #D1D5DB; font-size: 17px; line-height: 1.8; }
.post-body code { font-family: 'JetBrains Mono', monospace; color: #0EA5E9; }

.stat-grid {
  margin: 30px 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 1px;
  background: #1F2937;
  border: 1px solid #1F2937;
  border-radius: 12px;
  overflow: hidden;
}
.stat-grid__cell { background: #0A0E17; padding: 18px 20px; }
.stat-grid__label { font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: #9CA3AF; }
.stat-grid__value { margin-top: 6px; color: #FFFFFF; font-size: 18px; font-weight: 600; }

.code-block { margin: 26px 0 0; border: 1px solid #1F2937; border-radius: 14px; overflow: hidden; background: #121212; }
.code-block__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 14px;
  background: #0A0E17;
  border-bottom: 1px solid #1F2937;
}
.code-block__filename { display: flex; align-items: center; gap: 10px; font-family: 'JetBrains Mono', monospace; font-size: 12px; color: #9CA3AF; }
.code-block__dots { display: flex; gap: 6px; }
.code-block__dots span { width: 9px; height: 9px; border-radius: 50%; background: #1F2937; }

.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: transparent;
  border: 1px solid #1F2937;
  border-radius: 8px;
  color: #9CA3AF;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px;
  padding: 6px 10px;
  cursor: pointer;
  transition: color .18s ease, border-color .18s ease;
}
.copy-btn:hover { color: #0EA5E9; border-color: #0EA5E9; }

.code-block pre {
  margin: 0;
  padding: 22px;
  overflow-x: auto;
  background: #121212;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13.5px;
  line-height: 1.85;
  color: #D4D4D4;
}

.tok-comment { color: #6A9955; }
.tok-string { color: #CE9178; }
.tok-number { color: #B5CEA8; }
.tok-keyword { color: #569CD6; }
.tok-type { color: #4EC9B0; }
.tok-func { color: #DCDCAA; }
.tok-var { color: #9CDCFE; }

.post-footer {
  margin: 44px 0 0;
  padding-top: 26px;
  border-top: 1px solid #1F2937;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.post-footer a { font-size: 15px; }

.btn-outline {
  display: inline-block;
  text-decoration: none;
  background: transparent;
  border: 1px solid #1F2937;
  border-radius: 10px;
  color: #9CA3AF;
  font-family: 'Instrument Sans', sans-serif;
  font-size: 14px;
  padding: 10px 18px;
  cursor: pointer;
  transition: color .18s ease, border-color .18s ease;
}
.btn-outline:hover { color: #FFFFFF; border-color: #0EA5E9; }

/* ---------- Responsive ---------- */

@media (max-width: 1100px) {
  .cards-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .nav-desktop { display: none; }
  .nav-toggle { display: flex; }
  .cards-grid, .blog-grid, .founder-grid { grid-template-columns: 1fr; }
  .metrics { grid-template-columns: 1fr 1fr; }
}