/* ===================== RESET & BASE ===================== */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: #F4F6F4; }
::selection { background: #2E5AE6; color: #fff; }
a { text-decoration: none; color: inherit; }

@keyframes floaty {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -26px) scale(1.06); }
}

/* ===================== TYPOGRAPHY ===================== */
.text-blue  { color: #2E5AE6; }
.text-green { color: #12A05F; }

/* ===================== UTILITIES ===================== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ===================== LAYOUT ===================== */
.page {
  background: #F4F6F4;
  color: #1A1C20;
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding-left: clamp(20px, 5vw, 44px);
  padding-right: clamp(20px, 5vw, 44px);
}

.section-border { border-top: 1px solid rgba(20, 24, 30, 0.07); }

/* ===================== NAV ===================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(244, 246, 244, 0.78);
  border-bottom: 1px solid rgba(20, 24, 30, 0.07);
}

.site-nav {
  max-width: 1140px;
  margin: 0 auto;
  padding: 15px clamp(20px, 5vw, 44px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 11px;
}

.logo-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: #2E5AE6;
  border-radius: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 15px;
  color: #fff;
  letter-spacing: 0.5px;
}

.logo-text {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 16px;
  letter-spacing: -0.01em;
}

#nav-links {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3vw, 32px);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  letter-spacing: 0.01em;
}

@media (max-width: 759px) {
  #nav-links { display: none !important; }
}

.nav-link {
  color: #61656C;
  transition: color 0.15s;
}
.nav-link:hover { color: #1A1C20; }

.nav-resume {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 17px;
  background: #1A1C20;
  border-radius: 999px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  color: #fff;
  white-space: nowrap;
  transition: background 0.15s;
}
.nav-resume:hover { background: #2E5AE6; }

/* ===================== BUTTONS ===================== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 14px 24px;
  background: #2E5AE6;
  color: #fff;
  border-radius: 999px;
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 500;
  font-size: 14px;
  transition: background 0.15s, transform 0.15s;
}
.btn-primary:hover {
  background: #244cc9;
  transform: translateY(-1px);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 14px 24px;
  border: 1px solid rgba(20, 24, 30, 0.18);
  color: #1A1C20;
  border-radius: 999px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  transition: border-color 0.15s, background 0.15s;
}
.btn-outline:hover {
  border-color: #1A1C20;
  background: #fff;
}

/* ===================== SOCIAL ICONS ===================== */
.social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(20, 24, 30, 0.14);
  border-radius: 50%;
  color: #52565D;
  background: #fff;
  transition: color 0.15s, border-color 0.15s, transform 0.15s;
}
.social-icon:hover {
  color: #2E5AE6;
  border-color: #2E5AE6;
  transform: translateY(-1px);
}
.social-icon-lg { width: 50px; height: 50px; }

/* ===================== HERO ===================== */
.hero {
  position: relative;
  max-width: 1140px;
  margin: 0 auto;
  padding: clamp(64px, 11vw, 124px) clamp(20px, 5vw, 44px) clamp(52px, 8vw, 88px);
  overflow: hidden;
}

.hero-gradient {
  position: absolute;
  top: -120px;
  right: -80px;
  width: 440px;
  height: 440px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(46, 90, 230, 0.18), rgba(18, 160, 95, 0.12) 55%, transparent 72%);
  filter: blur(20px);
  animation: floaty 14s ease-in-out infinite;
  pointer-events: none;
}

.hero-content {
  position: relative;
  max-width: 880px;
}

.availability-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 14px;
  background: rgba(18, 160, 95, 0.1);
  border: 1px solid rgba(18, 160, 95, 0.28);
  border-radius: 999px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  color: #0E8A52;
  margin-bottom: clamp(26px, 4vw, 38px);
}

.availability-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #12A05F;
  box-shadow: 0 0 9px #12A05F;
}

.hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: clamp(38px, 7.4vw, 74px);
  line-height: 1.03;
  letter-spacing: -0.03em;
  margin: 0 0 clamp(22px, 3.5vw, 30px);
  text-wrap: balance;
}

.hero-subtitle {
  font-size: clamp(16px, 2.2vw, 20px);
  line-height: 1.6;
  color: #52565D;
  max-width: 620px;
  margin: 0 0 clamp(32px, 5vw, 42px);
  text-wrap: pretty;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.social-links {
  display: flex;
  gap: 9px;
  margin-left: 6px;
}

/* ===================== STATS ===================== */
.stats-grid {
  position: relative;
  margin-top: clamp(52px, 8vw, 84px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
}

.stat-card {
  background: #fff;
  border: 1px solid rgba(20, 24, 30, 0.07);
  border-radius: 16px;
  padding: clamp(20px, 2.6vw, 26px);
}

.stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: clamp(28px, 4vw, 38px);
  letter-spacing: -0.02em;
  color: #1A1C20;
}

.stat-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: #7A7E85;
  margin-top: 6px;
}

/* ===================== SECTIONS (shared) ===================== */
.section-inner {
  padding-top: clamp(52px, 8vw, 96px);
  padding-bottom: clamp(52px, 8vw, 96px);
  scroll-margin-top: 78px;
}

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: clamp(34px, 5vw, 52px);
}

.section-number {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  color: #2E5AE6;
  letter-spacing: 0.03em;
}

.section-header-wide  { margin-bottom: clamp(38px, 6vw, 56px); }
.section-number-spaced { margin-bottom: clamp(28px, 5vw, 44px); }
.section-number-tight  { margin-bottom: clamp(22px, 4vw, 34px); }

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: clamp(26px, 4vw, 40px);
  letter-spacing: -0.02em;
  margin: 0;
}

/* ===================== ABOUT ===================== */
.about-lead {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 500;
  font-size: clamp(24px, 3.8vw, 38px);
  line-height: 1.32;
  letter-spacing: -0.015em;
  margin: 0 0 clamp(34px, 5vw, 48px);
  max-width: 940px;
  text-wrap: balance;
}

.about-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: clamp(24px, 4vw, 52px);
  margin-bottom: clamp(40px, 6vw, 60px);
}

.about-text {
  font-size: clamp(15px, 1.9vw, 17px);
  line-height: 1.8;
  color: #52565D;
  margin: 0;
  text-wrap: pretty;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.info-card {
  border: 1px solid rgba(20, 24, 30, 0.08);
  border-radius: 18px;
  padding: clamp(22px, 3vw, 28px);
  background: #fff;
}

.info-card-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.05em;
  color: #9A9EA4;
  margin-bottom: 14px;
}

.info-card-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

.info-card-text {
  font-size: 14px;
  line-height: 1.6;
  color: #61656C;
  margin: 0;
}

.principles-card {
  border: 1px solid rgba(46, 90, 230, 0.22);
  border-radius: 18px;
  padding: clamp(22px, 3vw, 28px);
  background: linear-gradient(160deg, rgba(46, 90, 230, 0.05), rgba(18, 160, 95, 0.04));
}

.principles-card .info-card-label { color: #2E5AE6; }

.principles-list {
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.principle-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14.5px;
  color: #2b2e34;
}

.principle-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #12A05F;
  flex: none;
}

/* ===================== SERVICES ===================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px;
}

.service-card {
  border: 1px solid rgba(20, 24, 30, 0.08);
  border-radius: 18px;
  padding: clamp(24px, 3vw, 30px);
  background: #fff;
  display: flex;
  flex-direction: column;
  transition: border-color 0.15s, transform 0.15s;
}
.service-card:hover { transform: translateY(-2px); }
.service-card-blue:hover  { border-color: rgba(46, 90, 230, 0.4); }
.service-card-green:hover { border-color: rgba(18, 160, 95, 0.4); }

.service-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.service-icon-blue  { background: rgba(46, 90, 230, 0.1); color: #2E5AE6; }
.service-icon-green { background: rgba(18, 160, 95, 0.1); color: #0E8A52; }

.service-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.01em;
  margin: 0 0 9px;
}

.service-text {
  font-size: 14.5px;
  line-height: 1.6;
  color: #61656C;
  margin: 0;
  text-wrap: pretty;
}

/* ===================== SKILLS ===================== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
}

.skill-group {
  border-radius: 18px;
  padding: clamp(22px, 3vw, 28px);
}
.skill-group-blue {
  border: 1px solid rgba(46, 90, 230, 0.25);
  background: linear-gradient(160deg, rgba(46, 90, 230, 0.06), rgba(46, 90, 230, 0));
}
.skill-group-green {
  border: 1px solid rgba(18, 160, 95, 0.25);
  background: linear-gradient(160deg, rgba(18, 160, 95, 0.06), rgba(18, 160, 95, 0));
}

.skill-group-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
}
.skill-group-label-blue  { color: #2E5AE6; }
.skill-group-label-green { color: #0E8A52; }

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-tag {
  font-size: 13.5px;
  color: #2b2e34;
  padding: 7px 13px;
  background: #fff;
  border-radius: 999px;
}
.skill-tag-blue  { border: 1px solid rgba(46, 90, 230, 0.18); }
.skill-tag-green { border: 1px solid rgba(18, 160, 95, 0.2); }

/* ===================== EXPERIENCE ===================== */
.companies {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.company-card {
  border: 1px solid rgba(20, 24, 30, 0.08);
  border-radius: 20px;
  padding: clamp(24px, 3.5vw, 36px);
  background: #fff;
}

.company-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: clamp(20px, 3vw, 28px);
}

.company-name-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.company-name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: clamp(20px, 2.8vw, 25px);
  letter-spacing: -0.01em;
  margin: 0;
}

.promoted-badge {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: #0E8A52;
  padding: 4px 10px;
  background: rgba(18, 160, 95, 0.1);
  border: 1px solid rgba(18, 160, 95, 0.28);
  border-radius: 999px;
}

.company-meta {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  color: #7A7E85;
  text-align: right;
}

.timeline {
  display: flex;
  flex-direction: column;
}

.role {
  position: relative;
  padding-left: 26px;
  padding-bottom: clamp(18px, 2.5vw, 26px);
}

.timeline-line {
  position: absolute;
  left: 3px;
  top: 6px;
  bottom: 0;
  width: 1px;
  background: rgba(20, 24, 30, 0.12);
}

.timeline-dot {
  position: absolute;
  left: 0;
  top: 5px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 2px solid #fff;
}
.timeline-dot-green {
  background: #12A05F;
  box-shadow: 0 0 0 1px rgba(18, 160, 95, 0.4);
}
.timeline-dot-blue {
  background: #2E5AE6;
  box-shadow: 0 0 0 1px rgba(46, 90, 230, 0.35);
}

.role-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 4px;
}

.role-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 16.5px;
}

.role-period {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: #7A7E85;
}

.role-stack {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11.5px;
  color: #9A9EA4;
  margin-bottom: 13px;
  line-height: 1.7;
}

.role-points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.role-point {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.62;
  color: #52565D;
  text-wrap: pretty;
}

.role-point-dot {
  position: absolute;
  left: 0;
  top: 8px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(46, 90, 230, 0.6);
}

/* ===================== PATENT ===================== */
.patent-card {
  border: 1px solid rgba(20, 24, 30, 0.08);
  border-radius: 20px;
  padding: clamp(28px, 4vw, 44px);
  background: linear-gradient(160deg, rgba(46, 90, 230, 0.05), rgba(18, 160, 95, 0.04));
}

.patent-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.patent-badge {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11.5px;
  color: #2E5AE6;
  padding: 5px 11px;
  border: 1px solid rgba(46, 90, 230, 0.35);
  border-radius: 999px;
}

.patent-meta {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: #7A7E85;
}

.patent-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: clamp(22px, 3.4vw, 30px);
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin: 0 0 16px;
  max-width: 760px;
  text-wrap: balance;
}

.patent-text {
  font-size: clamp(15px, 1.9vw, 17px);
  line-height: 1.7;
  color: #52565D;
  max-width: 720px;
  margin: 0;
  text-wrap: pretty;
}

/* ===================== PROJECTS ===================== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 16px;
}

.project-placeholder {
  border: 1px dashed rgba(20, 24, 30, 0.18);
  border-radius: 18px;
  padding: clamp(24px, 3.5vw, 32px);
  background: #fff;
  min-height: 210px;
  display: flex;
  flex-direction: column;
}

.project-tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: #9A9EA4;
}

.project-body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-add-icon {
  width: 46px;
  height: 46px;
  margin: 0 auto 14px;
  border-radius: 12px;
  border: 1px solid rgba(20, 24, 30, 0.14);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #9A9EA4;
  font-size: 22px;
}

.project-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 500;
  font-size: 16px;
  color: #52565D;
}

.project-note {
  font-size: 13px;
  color: #9A9EA4;
  margin-top: 6px;
}

/* ===================== CONTACT ===================== */
.contact-inner {
  padding-top: clamp(60px, 9vw, 112px);
  padding-bottom: clamp(60px, 9vw, 112px);
  scroll-margin-top: 78px;
}

.contact-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: clamp(34px, 6vw, 62px);
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 0 0 clamp(24px, 4vw, 36px);
  max-width: 820px;
  text-wrap: balance;
}

.contact-text {
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.6;
  color: #52565D;
  max-width: 540px;
  margin: 0 0 clamp(34px, 5vw, 46px);
  text-wrap: pretty;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  margin-bottom: clamp(34px, 5vw, 44px);
}

.contact-socials {
  display: flex;
  gap: 10px;
}

.location {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  color: #7A7E85;
}

/* ===================== FOOTER ===================== */
.site-footer { border-top: 1px solid rgba(20, 24, 30, 0.07); }

.footer-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 30px clamp(20px, 5vw, 44px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.footer-copyright {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  color: #9A9EA4;
}

.footer-resume {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  color: #61656C;
  transition: color 0.15s;
}
.footer-resume:hover { color: #2E5AE6; }