:root {
  --bg: #eff5fb;
  --surface: rgba(255, 255, 255, 0.92);
  --surface-strong: #ffffff;
  --surface-dark: #0f2748;
  --surface-dark-soft: #173764;
  --line: rgba(33, 76, 134, 0.12);
  --line-strong: rgba(33, 76, 134, 0.22);
  --text: #12233d;
  --muted: #53657f;
  --accent: #155eef;
  --accent-strong: #0f4fd6;
  --accent-soft: #dce9ff;
  --shadow-lg: 0 30px 80px rgba(18, 35, 61, 0.1);
  --shadow-md: 0 18px 40px rgba(18, 35, 61, 0.08);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(21, 94, 239, 0.12), transparent 28%),
    radial-gradient(circle at 85% 12%, rgba(97, 152, 255, 0.16), transparent 24%),
    linear-gradient(180deg, #eef4fb 0%, #f7faff 46%, #edf3fb 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.35) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.35) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.5), transparent 85%);
  pointer-events: none;
  opacity: 0.4;
}

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

button,
input,
textarea {
  font: inherit;
}

.background-orb {
  position: fixed;
  width: 24rem;
  height: 24rem;
  border-radius: 50%;
  filter: blur(75px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
}

.orb-a {
  top: -7rem;
  left: -6rem;
  background: rgba(21, 94, 239, 0.22);
}

.orb-b {
  right: -9rem;
  top: 24rem;
  background: rgba(102, 170, 255, 0.2);
}

.background-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.16), transparent 32%);
}

.site-shell {
  position: relative;
  z-index: 1;
  width: min(1160px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.2rem 0 2.5rem;
}

.topbar {
  position: sticky;
  top: 1rem;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
  padding: 0.95rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 18px 40px rgba(18, 35, 61, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: 18px;
  font-family: "Sora", "Manrope", sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  color: #f6f9ff;
  background: linear-gradient(135deg, #0f4fd6 0%, #155eef 65%, #4a89ff 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 0.14rem;
}

.brand-copy strong,
.hero h1,
.section-heading h2,
.card h3,
.contact-copy h2 {
  font-family: "Sora", "Manrope", sans-serif;
}

.brand-copy strong {
  font-size: 0.98rem;
}

.brand-copy small,
.nav-links a,
.hero-text,
.section-heading p,
.card p,
.footer p,
.contact-card span,
.highlight-card p,
.profile-label,
.meta-line,
.eyebrow {
  color: var(--muted);
}

.nav-links {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.1rem;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 600;
  transition: color 180ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--accent);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease;
}

.button:hover,
.button:focus-visible,
.contact-card:hover,
.contact-card:focus-visible,
.card:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: #f8fbff;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  box-shadow: 0 14px 30px rgba(21, 94, 239, 0.2);
}

.button-secondary {
  color: var(--accent);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.7);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
  gap: 1.5rem;
  align-items: stretch;
  padding: 3rem 0 1.5rem;
}

.hero-copy {
  padding-right: 0.5rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

.eyebrow::before {
  content: "";
  width: 2.8rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent));
}

.hero h1 {
  max-width: 12ch;
  margin: 1rem 0;
  font-size: clamp(3rem, 6vw, 5rem);
  line-height: 1.02;
}

.hero-text,
.section-heading p,
.card p,
.contact-copy p {
  font-size: 1rem;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.hero-highlights,
.education-grid,
.skills-grid,
.project-grid,
.contact-grid {
  display: grid;
  gap: 1rem;
}

.hero-highlights {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 2rem;
}

.highlight-card,
.card,
.contact-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(247, 250, 255, 0.9));
  box-shadow: var(--shadow-md);
}

.highlight-card {
  padding: 1.15rem;
}

.highlight-label,
.card-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.42rem 0.7rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 0.82rem;
  font-weight: 700;
}

.highlight-card strong {
  display: block;
  margin: 0.75rem 0 0.35rem;
  font-size: 1.02rem;
}

.highlight-card p {
  margin: 0;
}

.hero-panel {
  padding: 1.4rem;
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at top right, rgba(123, 175, 255, 0.22), transparent 28%),
    linear-gradient(180deg, var(--surface-dark-soft) 0%, var(--surface-dark) 100%);
  color: #f7fbff;
  box-shadow: var(--shadow-lg);
}

.hero-panel-header {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: rgba(238, 245, 255, 0.86);
  font-size: 0.92rem;
}

.status-dot {
  width: 0.68rem;
  height: 0.68rem;
  border-radius: 50%;
  background: #6de1b0;
  box-shadow: 0 0 16px rgba(109, 225, 176, 0.45);
}

.hero-panel-body {
  display: grid;
  gap: 1.1rem;
  margin-top: 1.35rem;
}

.profile-block {
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
}

.profile-label {
  display: inline-block;
  margin-bottom: 0.7rem;
  color: rgba(220, 232, 255, 0.78);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.profile-list {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.6rem;
  line-height: 1.6;
}

.stat-card strong,
.location-copy {
  display: block;
  font-size: 1.2rem;
  color: #ffffff;
}

.stat-card p,
.location-copy {
  margin: 0.45rem 0 0;
  line-height: 1.7;
}

.section-block {
  padding: 4.5rem 0 0;
}

.section-heading {
  max-width: 46rem;
  margin-bottom: 1.7rem;
}

.section-heading h2 {
  margin: 0.85rem 0 0.9rem;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.08;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 1rem;
}

.card {
  padding: 1.6rem;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease;
}

.card:hover,
.contact-card:hover,
.contact-card:focus-visible {
  border-color: var(--line-strong);
  box-shadow: 0 24px 45px rgba(18, 35, 61, 0.1);
}

.card h3,
.contact-copy h2 {
  margin-top: 0;
  margin-bottom: 0.85rem;
  font-size: 1.35rem;
}

.strength-list {
  display: grid;
  gap: 1.1rem;
}

.strength-list strong,
.certificate-list strong,
.contact-card strong {
  display: block;
  color: var(--text);
}

.education-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.education-card p,
.project-card p {
  margin-bottom: 0;
}

.skills-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.chip-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.2rem;
}

.chip-cloud span,
.tag-list li {
  padding: 0.7rem 0.95rem;
  border: 1px solid rgba(21, 94, 239, 0.12);
  border-radius: 999px;
  background: rgba(21, 94, 239, 0.05);
  color: #20426f;
  font-size: 0.9rem;
  font-weight: 600;
}

.skill-group {
  display: grid;
  gap: 1rem;
}

.skill-group p,
.certificate-list p,
.experience-copy {
  margin: 0;
}

.certificate-list {
  display: grid;
  gap: 1.1rem;
}

.experience-card {
  padding: 1.8rem;
}

.experience-overview {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 1.5rem;
  align-items: start;
}

.meta-line {
  margin-top: 0;
  margin-bottom: 0.7rem;
  font-weight: 600;
}

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

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  padding: 0;
  margin: 1.35rem 0 0;
  list-style: none;
}

.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 1.4rem;
  padding: 1.9rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at top right, rgba(21, 94, 239, 0.08), transparent 25%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(247, 250, 255, 0.92));
  box-shadow: var(--shadow-md);
}

.contact-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.contact-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 10rem;
  padding: 1.25rem;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease;
}

.contact-card strong {
  margin-top: 0.4rem;
  line-height: 1.5;
}

.contact-static {
  cursor: default;
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 2rem 0 0.4rem;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 650ms ease,
    transform 650ms ease;
}

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

@media (max-width: 1080px) {
  .hero,
  .about-grid,
  .experience-overview,
  .contact-panel,
  .education-grid,
  .skills-grid,
  .project-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    max-width: 14ch;
  }
}

@media (max-width: 900px) {
  .topbar {
    display: grid;
    grid-template-columns: 1fr;
    border-radius: 28px;
    padding: 1rem;
  }

  .nav-links {
    justify-content: space-between;
  }

  .nav-button {
    width: 100%;
  }

  .hero {
    padding-top: 2rem;
  }

  .hero-highlights {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-shell {
    width: min(100% - 1rem, 1160px);
  }

  .hero h1 {
    font-size: clamp(2.5rem, 13vw, 3.8rem);
  }

  .section-heading h2 {
    font-size: clamp(1.8rem, 10vw, 2.5rem);
  }

  .button,
  .hero-actions .button {
    width: 100%;
  }

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}