:root {
  --ink: #111827;
  --muted: #5d687c;
  --paper: #f7f8fb;
  --panel: rgba(255, 255, 255, 0.82);
  --line: rgba(17, 24, 39, 0.12);
  --blue: #2563eb;
  --cyan: #14b8a6;
  --green: #16a34a;
  --gold: #d97706;
  --shadow: 0 18px 44px rgba(15, 23, 42, 0.08);
  --radius: 18px;
  --radius-sm: 12px;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    linear-gradient(90deg, rgba(17, 24, 39, 0.035) 1px, transparent 1px),
    linear-gradient(180deg, rgba(17, 24, 39, 0.035) 1px, transparent 1px),
    linear-gradient(180deg, #ffffff 0%, #f5f7fb 42%, #eef3f7 100%);
  background-size: 56px 56px, 56px 56px, auto;
  overflow-x: hidden;
}

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

.site-header,
main,
.site-footer {
  position: relative;
  z-index: 1;
}

.site-header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1.25rem;
  width: min(1180px, calc(100% - 2rem));
  margin: 1rem auto 0;
  padding: 0.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  box-shadow: 0 12px 34px rgba(15, 23, 42, 0.07);
}

.brand {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  background: var(--ink);
  border-radius: var(--radius-sm);
  color: white;
  font-weight: 800;
  letter-spacing: 0;
}

.nav-links {
  justify-self: center;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 1.2rem;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 600;
}

.nav-links a,
.header-action {
  transition: color 180ms ease, background 180ms ease;
}

.nav-links a:hover {
  color: var(--ink);
}

.header-action {
  padding: 0.78rem 1rem;
  border-radius: var(--radius-sm);
  color: white;
  background: var(--blue);
  font-weight: 700;
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: end;
  gap: 0.45rem;
}

.icon-link,
.footer-socials a {
  display: inline-grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink);
  transition: transform 180ms ease, border-color 180ms ease, color 180ms ease;
}

.icon-link:hover,
.footer-socials a:hover {
  transform: translateY(-2px);
  border-color: rgba(37, 99, 235, 0.4);
  color: var(--blue);
}

.icon-link svg,
.icon-button svg,
.footer-socials svg {
  width: 1.25rem;
  height: 1.25rem;
  fill: currentColor;
  flex: 0 0 auto;
}

.header-action:hover,
.button.primary:hover {
  background: #1d4ed8;
}

.section-pad {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.hero {
  min-height: min(calc(100vh - 5.25rem), 820px);
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.72fr);
  align-items: center;
  gap: clamp(2rem, 7vw, 5rem);
  padding-top: clamp(3rem, 8vw, 6rem);
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--blue);
  font-size: 0.79rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 12ch;
  margin-bottom: 1.4rem;
  font-size: clamp(3rem, 7vw, 5.7rem);
  line-height: 0.94;
  letter-spacing: 0;
}

h2 {
  max-width: 16ch;
  margin-bottom: 1rem;
  font-size: clamp(2rem, 5vw, 4.25rem);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 0.5rem;
  font-size: 1.25rem;
  line-height: 1.2;
}

.hero-lede {
  max-width: 46rem;
  color: #374151;
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  line-height: 1.55;
}

.hero-socials,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.hero-socials {
  align-items: center;
  gap: 1rem;
}

.hero-social {
  display: inline-grid;
  place-items: center;
  width: 3.8rem;
  height: 3.8rem;
  border-radius: var(--radius-sm);
  color: var(--ink);
  transition: transform 180ms ease, filter 180ms ease;
}

.hero-social:hover {
  transform: translateY(-3px);
  filter: saturate(1.12);
}

.hero-social img {
  width: 3.6rem;
  height: 3.6rem;
  display: block;
  flex: 0 0 auto;
  border-radius: var(--radius-sm);
  object-fit: contain;
}

.whatsapp-social {
  background: #25d366;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 3rem;
  padding: 0.9rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-weight: 800;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  color: white;
  background: var(--blue);
  border-color: var(--blue);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(14px);
}

.icon-button {
  white-space: nowrap;
}

.hero-panel,
.metrics article,
.timeline-item,
.portfolio-grid article,
.expertise-grid article,
.tech-board,
.education-list article,
.contact {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(22px);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-panel {
  padding: 0;
  border: none;
  background: transparent;
  backdrop-filter: none;
  box-shadow: none;
  overflow: hidden;
  display: grid;
  align-items: stretch;
}

.hero-photo {
  width: 100%;
  height: 100%;
  min-height: clamp(340px, 50vw, 560px);
  border-radius: calc(var(--radius) - 6px);
  object-fit: cover;
  object-position: 28% top;
  display: block;
}

.architecture-map {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
  margin: 1.25rem 0 1.4rem;
}

.architecture-map span {
  display: grid;
  min-height: 4.25rem;
  place-items: center;
  text-align: center;
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: var(--radius-sm);
  background: rgba(37, 99, 235, 0.055);
  color: #1f3a8a;
  font-size: 0.83rem;
  font-weight: 800;
  text-transform: uppercase;
}

.architecture-map span:nth-child(2),
.architecture-map span:nth-child(3) {
  border-color: rgba(20, 184, 166, 0.25);
  background: rgba(20, 184, 166, 0.075);
  color: #0f766e;
}

.panel-topline {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.88rem;
}

.panel-topline strong {
  color: var(--green);
}

.signal-stack {
  display: grid;
  gap: 1rem;
  margin-top: 1.4rem;
}

.signal-stack div {
  display: grid;
  grid-template-columns: 0.8rem 1fr;
  gap: 0.9rem;
  align-items: start;
}

.signal-stack p {
  margin: 0;
  color: #334155;
  line-height: 1.55;
}

.signal-dot {
  width: 0.8rem;
  height: 0.8rem;
  margin-top: 0.38rem;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 0.35rem rgba(20, 184, 166, 0.16);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  padding-top: 0;
}

.metrics article {
  min-height: 13rem;
  padding: 1.3rem;
}

.metrics span {
  display: block;
  margin-bottom: 1.2rem;
  color: var(--blue);
  font-size: clamp(1.1rem, 2.2vw, 1.5rem);
  font-weight: 800;
  line-height: 1.2;
  overflow-wrap: anywhere;
}

.metrics p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.45;
}

.content-grid,
.split-section {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(2rem, 6vw, 4.5rem);
  align-items: start;
}

.section-intro {
  position: sticky;
  top: 2rem;
}

.section-intro p:not(.eyebrow) {
  max-width: 36rem;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.65;
}

.centered {
  position: static;
  text-align: center;
  margin: 0 auto 2.4rem;
}

.centered h2 {
  margin-left: auto;
  margin-right: auto;
}

.centered p:not(.eyebrow) {
  margin-left: auto;
  margin-right: auto;
}

.timeline {
  display: grid;
  gap: 1rem;
}

.timeline-item {
  padding: clamp(1.25rem, 3vw, 2rem);
}

time,
.company {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.company {
  margin-bottom: 1rem;
}

ul {
  padding-left: 1.1rem;
}

li {
  margin-bottom: 0.58rem;
  color: #374151;
  line-height: 1.5;
}

.expertise-section {
  width: min(1240px, calc(100% - 2rem));
}

.portfolio-section {
  width: min(1240px, calc(100% - 2rem));
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.portfolio-grid article {
  display: flex;
  min-height: 24rem;
  flex-direction: column;
  padding: clamp(1.25rem, 3vw, 1.7rem);
}

.portfolio-grid h3 {
  margin-bottom: 0.85rem;
}

.portfolio-grid p:not(.project-type) {
  color: var(--muted);
  line-height: 1.65;
}

.project-type {
  margin-bottom: 2.2rem;
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.meta-label {
  margin: 0.35rem 0 0.35rem;
  color: #6b7280;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.role-value {
  margin: 0 0 0.6rem;
  color: #111827;
  font-size: 0.95rem;
  font-weight: 700;
}

.role-label {
  display: inline-block;
  padding: 0.2rem 0.45rem;
  border: 1px solid rgba(37, 99, 235, 0.26);
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.1);
  color: #1e3a8a;
  font-weight: 900;
}

.role-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0 0 0.6rem;
  padding: 0;
  list-style: none;
}

.role-tags li {
  margin: 0;
  padding: 0.35rem 0.55rem;
  border: 1px solid rgba(37, 99, 235, 0.25);
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.12);
  color: #1e3a8a;
  font-size: 0.78rem;
  font-weight: 800;
}

.project-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: auto 0 0;
  padding: 0;
  list-style: none;
}

.venture-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
  margin: 0.5rem 0 1rem;
}

.venture-gallery img {
  width: 100%;
  height: 12rem;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 10px;
  display: block;
  cursor: zoom-in;
}

.project-preview {
  margin: 0.5rem 0 1rem;
}

.project-preview img {
  width: 100%;
  height: 14rem;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 10px;
  display: block;
  cursor: zoom-in;
}

.image-lightbox {
  position: fixed;
  inset: 0;
  z-index: 999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(15, 23, 42, 0.82);
}

.image-lightbox.is-open {
  display: flex;
}

.image-lightbox img {
  max-width: min(94vw, 1300px);
  max-height: 86vh;
  border-radius: 14px;
  box-shadow: 0 28px 68px rgba(15, 23, 42, 0.48);
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 10px;
  padding: 0.5rem 0.75rem;
  color: #fff;
  background: rgba(15, 23, 42, 0.65);
  font-weight: 700;
  cursor: pointer;
}

.project-stack li {
  margin: 0;
  padding: 0.48rem 0.62rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.72);
  color: #1f2937;
  font-size: 0.82rem;
  font-weight: 700;
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.expertise-grid article {
  min-height: 17rem;
  padding: 1.3rem;
}

.expertise-grid p,
.education-list p,
.contact p {
  color: var(--muted);
  line-height: 1.65;
}

.card-index {
  display: block;
  margin-bottom: 3.5rem;
  color: var(--gold);
  font-weight: 800;
}

.tech-board {
  display: grid;
  grid-template-columns: minmax(220px, 0.45fr) 1fr;
  gap: 1.5rem;
  align-items: center;
  margin-top: 1rem;
  padding: clamp(1.25rem, 3vw, 2rem);
}

.tech-board p {
  margin-bottom: 0;
  color: var(--muted);
}

.tech-categories {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

.tech-category {
  padding: 0.9rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.72);
}

.tech-category h4 {
  margin: 0 0 0.65rem;
  color: #1f2937;
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.tech-category ul {
  margin: 0;
  padding-left: 1rem;
}

.tech-category li {
  margin-bottom: 0.38rem;
  color: #374151;
  font-size: 0.92rem;
}

.education-list {
  display: grid;
  gap: 1rem;
}

.education-list article {
  padding: clamp(1.25rem, 3vw, 2rem);
}

.contact {
  margin-bottom: 4rem;
  padding: clamp(2rem, 6vw, 4.5rem);
  text-align: center;
}

.contact h2 {
  margin-left: auto;
  margin-right: auto;
}

.contact p {
  max-width: 46rem;
  margin-left: auto;
  margin-right: auto;
}

.contact-actions {
  justify-content: center;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 3rem;
  color: var(--muted);
  font-size: 0.94rem;
}

.footer-socials {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

[data-reveal] {
  opacity: 1;
  transform: none;
  transition: opacity 600ms ease, transform 600ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 920px) {
  .site-header,
  .hero,
  .content-grid,
  .split-section,
  .tech-board {
    grid-template-columns: 1fr;
  }

  .site-header {
    justify-items: center;
  }

  .brand {
    justify-self: start;
  }

  .header-actions {
    justify-self: stretch;
    justify-content: center;
    width: 100%;
  }

  .header-action {
    flex: 1;
    text-align: center;
  }

  .section-intro {
    position: static;
  }

  .metrics,
  .portfolio-grid,
  .expertise-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tech-categories {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .site-header {
    width: min(100% - 1rem, 1180px);
    margin-top: 0.5rem;
  }

  .nav-links {
    justify-content: start;
    width: 100%;
  }

  .section-pad {
    width: min(100% - 1.25rem, 1180px);
  }

  .hero {
    min-height: auto;
    padding-top: 3rem;
  }

  .metrics,
  .portfolio-grid,
  .expertise-grid {
    grid-template-columns: 1fr;
  }

  .venture-gallery img {
    height: 10rem;
  }

  .tech-categories {
    grid-template-columns: 1fr;
  }

  .hero-social {
    width: 3.35rem;
    height: 3.35rem;
  }

  .hero-social img {
    width: 3.1rem;
    height: 3.1rem;
  }

  .contact-actions .button {
    width: 100%;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
  }
}