:root {
  --ink: #18243b;
  --ink-soft: rgba(24, 36, 59, 0.68);
  --brand: #18243b;
  --brand-dark: #18243b;
  --canvas: #ffffff;
  --surface: #ffffff;
  --surface-muted: rgba(24, 36, 59, 0.045);
  --line: rgba(24, 36, 59, 0.13);
  --radius-sm: 0.75rem;
  --radius: 1.25rem;
  --radius-lg: 2rem;
  --shadow: 0 16px 40px rgba(24, 36, 59, 0.1);
  --transition: 180ms ease;
  --page-width: 1120px;
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: "Manrope", system-ui, sans-serif;
}
img {
  display: block;
  max-width: 100%;
}
a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 3px;
}

.font-xs {
  font-size: 0.75rem;
  line-height: 1.5;
}
.font-sm {
  font-size: 0.875rem;
  line-height: 1.5;
}
.font-md {
  font-size: 1rem;
  line-height: 1.6;
}
.font-lg {
  font-size: 1.125rem;
  line-height: 1.45;
}
.font-xl {
  font-size: 1.5rem;
  line-height: 1.3;
}
.font-2xl {
  font-size: 2rem;
  line-height: 1.15;
}
.fw-regular {
  font-weight: 400;
}
.fw-medium {
  font-weight: 500;
}
.fw-semibold {
  font-weight: 600;
}
.fw-bold {
  font-weight: 700;
}
.text-primary,
.text-dark {
  color: var(--ink);
}
.text-muted {
  color: var(--ink-soft);
}
.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}
[hidden] {
  display: none !important;
}

.page-width {
  width: min(100% - 2rem, var(--page-width));
  margin: 0 auto;
}
section {
  padding: 6.25rem 0;
}

header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}
#desktop-nav,
#hamburger-nav {
  min-height: 4.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  color: var(--ink);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}
.logo::before {
  content: "AP";
  display: inline-grid;
  width: 1.9rem;
  height: 1.9rem;
  place-items: center;
  margin-right: 0.55rem;
  border-radius: 0.55rem;
  background: var(--brand);
  color: #fff;
  font-size: 0.7rem;
  letter-spacing: -0.06em;
  vertical-align: middle;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.65rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.nav-links a {
  color: var(--ink-soft);
  font-size: 0.87rem;
  font-weight: 700;
  text-decoration: none;
  transition: color var(--transition);
}
.nav-links a:hover,
.nav-links a:focus {
  color: var(--brand);
}
#hamburger-nav {
  display: none;
}
.hamburger-icon {
  display: grid;
  gap: 4px;
  padding: 0.5rem;
  border: 0;
  background: transparent;
  cursor: pointer;
}
.hamburger-icon span {
  width: 23px;
  height: 2px;
  border-radius: 2px;
  background: var(--ink);
  transition: var(--transition);
}
.hamburger-icon.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.hamburger-icon.open span:nth-child(2) {
  opacity: 0;
}
.hamburger-icon.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}
.menu-links {
  position: absolute;
  top: 4.3rem;
  right: 1rem;
  display: grid;
  gap: 1rem;
  min-width: 13rem;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  box-shadow: var(--shadow);
  list-style: none;
}
.menu-links a {
  color: var(--ink);
  text-decoration: none;
}

#profile {
  padding: 5rem 0 6.25rem;
  background: var(--canvas);
}
.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(17rem, 0.8fr);
  align-items: center;
  gap: clamp(3rem, 8vw, 7rem);
}
.hero-content {
  text-align: left;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 2.25rem;
  padding: 0.65rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-muted);
  color: var(--brand);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.eyebrow span {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 4px rgba(24, 36, 59, 0.12);
}
.section__text__p1 {
  margin: 0 0 0.45rem;
  font-size: 1rem;
}
.title {
  max-width: 11ch;
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.7rem, 6vw, 5.25rem);
  font-weight: 800;
  letter-spacing: -0.075em;
  line-height: 0.98;
}
.section__text__p2 {
  max-width: 39rem;
  margin: 1.6rem 0 0;
  padding-left: 1rem;
  border-left: 3px solid var(--brand);
  color: var(--ink);
  font-size: 1.2rem;
  font-weight: 500;
  line-height: 1.35;
}

.section__text__p2 span {
  color: #3663D8;
  font-weight: 700;
  font-size: 1.3rem;

}
.hero-summary {
  max-width: 34rem;
  margin: 1rem 0 0;
  color: var(--ink-soft);
  line-height: 1.7;
}
.btn-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.2rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font: inherit;
  text-decoration: none;
  transition:
    transform var(--transition),
    background var(--transition),
    border-color var(--transition);
}
.btn:hover {
  transform: translateY(-2px);
}
.btn-color-1 {
  background: var(--brand);
  color: #fff;
  box-shadow: 0 10px 20px rgba(24, 36, 59, 0.2);
}
.btn-color-1:hover {
  background: var(--brand-dark);
}
.btn-color-2 {
  border-color: var(--line);
  background: var(--surface);
  color: var(--ink);
}
.btn-color-2:hover {
  border-color: var(--ink);
}
#socials-container ul {
  display: flex;
  gap: 0.8rem;
  margin: 1.7rem 0 0;
  padding: 0;
  list-style: none;
}
.icon {
  width: 1.45rem;
  height: 1.45rem;
  transition: transform var(--transition);
}
.icon:hover {
  transform: translateY(-2px);
}
.hero-portrait {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--ink);
  box-shadow: var(--shadow);
}
.hero-portrait::before {
  content: "";
  position: absolute;
  inset: auto -20% -25% auto;
  width: 75%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: #fff;
  opacity: 0.14;
}
.hero-portrait img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center;
  filter: grayscale(100%);
}
.hero-portrait p {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  margin: 0;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink-soft);
  font-size: 0.7rem;
  line-height: 1.45;
}
.hero-portrait strong {
  color: var(--ink);
  font-size: 0.78rem;
}

section > .page-width > .section__text__p1,
section > .page-width > .title {
  text-align: center;
}
section > .page-width > .section__text__p1 {
  margin-bottom: 0.4rem;
  color: var(--brand);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}
section > .page-width > .title {
  margin: 0 auto;
  font-size: clamp(2rem, 4vw, 3.25rem);
}

#about {
  background: var(--surface);
}
.section-container {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(16rem, 0.9fr);
  gap: 3rem;
  align-items: start;
  margin-top: 3rem;
}
.about-copy {
  max-width: 42rem;
  color: var(--ink-soft);
  font-size: 1.1rem;
  line-height: 1.8;
}
.about-copy p {
  margin: 0;
}
.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.7rem;
  margin: 0;
}
.about-stats div {
  padding: 1rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--canvas);
}
.about-stats dt {
  color: var(--ink);
  font-size: 0.85rem;
  font-weight: 800;
}
.about-stats dd {
  margin: 0.3rem 0 0;
  color: var(--ink-soft);
  font-size: 0.7rem;
}

.skills-intro {
  max-width: 38rem;
  margin: 1rem auto 2.5rem;
  color: var(--ink-soft);
  text-align: center;
}
.skills-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.skills-grid li {
  display: grid;
  width: 5.2rem;
  height: 5.2rem;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  transition:
    transform var(--transition),
    border-color var(--transition);
}
.skills-grid li:hover {
  transform: translateY(-4px);
  border-color: var(--ink);
}
.skills-grid img {
  width: 2.5rem;
  height: 2.5rem;
  object-fit: contain;
}
.ai-tools {
  margin-top: 2.25rem;
}
.ai-tools__title {
  margin: 0 0 0.9rem;
  color: var(--ink);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-align: center;
  text-transform: uppercase;
}
.skills-grid--ai {
  margin-top: 0;
}

#experience {
  background: var(--surface-muted);
}
.timeline-container {
  position: relative;
  max-width: 54rem;
  margin: 3.5rem auto 0;
  padding-left: 4.25rem;
}
.timeline-container::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 2px;
  background: var(--ink);
}
.timeline-item {
  position: relative;
  z-index: 1;
  margin-bottom: 2.35rem;
}
.timeline-item:last-child {
  margin-bottom: 0;
}
.timeline-item::before {
  display: none;
}
.timeline-content {
  padding: 2rem 2.15rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--surface);
  box-shadow: 0 12px 28px rgba(24, 36, 59, 0.06);
  text-align: left;
}
.experience-role {
  margin: 0;
  color: var(--ink);
  font-size: 1.22rem;
}
.experience-company,
.experience-date {
  margin: 0.55rem 0 0;
}
.experience-company {
  color: var(--ink);
}
.experience-date {
  color: var(--ink-soft);
}
.experience-list {
  margin: 1.25rem 0 0;
  padding-left: 1.2rem;
  color: var(--ink-soft);
  line-height: 1.6;
}
.experience-list li + li {
  margin-top: 0.45rem;
}
.timeline-marker {
  position: absolute;
  top: 0;
  left: -5.58rem;
  display: grid;
  width: 3.05rem;
  height: 3.05rem;
  place-items: center;
  border-radius: 50%;
  background: var(--surface);
  box-shadow:
    0 0 0 0.3rem var(--surface-muted),
    0 6px 14px rgba(24, 36, 59, 0.12);
}
.company-logo {
  width: 2.35rem;
  height: 2.35rem;
  object-fit: contain;
  border-radius: 50%;
}

#projects {
  background: var(--surface);
}
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr));
  gap: 2rem;
  margin-top: 3.25rem;
}
.project-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 100%;
  padding: 1.1rem;
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  background: var(--surface);
  box-shadow: 0 10px 24px rgba(24, 36, 59, 0.06);
  text-align: center;
  transition:
    transform var(--transition),
    box-shadow var(--transition),
    border-color var(--transition);
}
.project-card:hover {
  transform: translateY(-5px);
  border-color: var(--ink);
  box-shadow: var(--shadow);
}
.project-card > img,
.project-media {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 0.4rem;
  object-fit: cover;
  background: var(--surface-muted);
}
.project-media {
  display: grid;
  place-items: center;
  background: var(--ink);
  color: #fff;
}
.project-media span {
  display: grid;
  width: 3.5rem;
  height: 3.5rem;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 1rem;
  font-size: 1.8rem;
  font-weight: 800;
}
.project-card h3 {
  margin: 1.7rem 0 0.85rem;
  color: var(--ink);
}
.project-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.65;
}
.live-demo-btn {
  display: inline-grid;
  width: 2.5rem;
  height: 2.5rem;
  place-items: center;
  margin: 1.7rem auto 0;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  transition:
    background var(--transition),
    transform var(--transition);
}
.live-demo-btn:hover {
  background: var(--brand);
  transform: translate(2px, -2px);
}
.live-demo-btn svg {
  width: 1.1rem;
  height: 1.1rem;
}

#contact {
  padding-bottom: 6.5rem;
}
.contact-info-upper-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 2.5rem;
}
.contact-info-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
}
.contact-info-container .icon {
  width: 1.35rem;
  height: 1.35rem;
}
.contact-info-container p {
  margin: 0;
}
.contact-info-container a {
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
}
.contact-info-container a:hover {
  color: var(--brand);
}

footer {
  padding: 2.25rem 0;
  border-top: 1px solid var(--line);
  background: var(--surface);
  text-align: center;
}
footer .nav-links {
  justify-content: center;
  flex-wrap: wrap;
}
footer p {
  margin: 1.25rem 0 0;
  color: var(--ink-soft);
  font-size: 0.78rem;
}

@media (max-width: 749px) {
  #desktop-nav {
    display: none;
  }
  #hamburger-nav {
    display: flex;
  }
  section {
    padding: 4rem 0;
  }
  #profile {
    padding: 2rem 0 0;
  }
  .hero-layout,
  .section-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .hero-portrait {
    max-width: 20rem;
    width: 100%;
    margin: 0 auto;
  }
  .title {
    font-size: clamp(2.7rem, 12vw, 3.75rem);
  }
  .eyebrow {
    margin-bottom: 2.5rem;
    padding: 0.55rem 0.7rem;
    font-size: 0.64rem;
  }
  .section__text__p1 {
    margin-bottom: 0.85rem;
    font-size: 0.95rem;
  }
  .section__text__p2 {
    margin-top: 2rem;
    padding-left: 0.8rem;
  }
  .hero-summary {
    margin-top: 1.25rem;
    font-size: 0.95rem;
    line-height: 1.65;
  }
  .btn-container {
    margin-top: 2.25rem;
  }
  .about-stats {
    max-width: 30rem;
  }
  .timeline-container {
    margin: 3rem 0 0 1.45rem;
    padding-left: 3.4rem;
  }
  .timeline-marker {
    top: 0.1rem;
    left: -4.58rem;
    width: 2.35rem;
    height: 2.35rem;
  }
  .company-logo {
    width: 1.8rem;
    height: 1.8rem;
  }
  .timeline-content {
    padding: 1.35rem;
  }
  .experience-role {
    font-size: 1.05rem;
  }
  .experience-list {
    margin-top: 1rem;
    font-size: 0.9rem;
  }
  .contact-info-container {
    width: min(100%, 26rem);
  }
}
@media (max-width: 420px) {
  .page-width {
    width: min(100% - 1.25rem, var(--page-width));
  }
  .about-stats {
    grid-template-columns: 1fr;
  }
  .projects-grid {
    grid-template-columns: 1fr;
  }
  .btn {
    width: 100%;
    justify-content: center;
  }
  .timeline-container {
    margin-left: 1.2rem;
    padding-left: 3rem;
  }
  .timeline-marker {
    left: -4.18rem;
    width: 2.1rem;
    height: 2.1rem;
  }
  .company-logo {
    width: 1.62rem;
    height: 1.62rem;
  }
  .timeline-content {
    padding: 1.15rem;
  }
}