:root {
  --header-height: 5.5rem;
  --bg: #08111f;
  --bg-soft: #0e1b31;
  --surface: rgba(12, 24, 43, 0.72);
  --surface-strong: rgba(18, 33, 58, 0.92);
  --surface-border: rgba(148, 163, 184, 0.18);
  --text: #e5eefb;
  --text-muted: #95a6c7;
  --title: #f8fbff;
  --accent: #5eead4;
  --accent-strong: #22c55e;
  --accent-alt: #60a5fa;
  --shadow: 0 24px 80px rgba(2, 6, 23, 0.45);
  --radius: 28px;
  --radius-sm: 18px;
  --container: 1180px;
  --body-font: "Manrope", sans-serif;
  --title-font: "Sora", sans-serif;
  --transition: 240ms ease;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--body-font);
  background:
    radial-gradient(circle at top left, rgba(96, 165, 250, 0.16), transparent 34%),
    radial-gradient(circle at 80% 10%, rgba(94, 234, 212, 0.14), transparent 28%),
    linear-gradient(180deg, #09111f 0%, #050b16 100%);
  color: var(--text);
  min-height: 100vh;
}

body.menu-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
}

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

button,
input,
textarea {
  font: inherit;
}

button {
  border: 0;
  background: none;
  color: inherit;
}

.page-shell {
  overflow: clip;
}

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin-inline: auto;
}

.section {
  position: relative;
  padding: 6rem 0;
}

.section--surface {
  background: linear-gradient(180deg, rgba(10, 19, 35, 0.08), rgba(10, 19, 35, 0.36));
}

.section__heading {
  max-width: 760px;
  margin: 0 auto 3rem;
  text-align: center;
}

.section__kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  color: var(--accent);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.section__title {
  font-family: var(--title-font);
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.08;
  color: var(--title);
}

.section__subtitle {
  margin-top: 1rem;
  color: var(--text-muted);
  font-size: 1.02rem;
  line-height: 1.75;
}

.glass-card,
.skills__group,
.qualification,
.story-card,
.project-card,
.certificate-card,
.contact__panel,
.cta__container,
.about__card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding-top: 1rem;
  transition: background-color var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.header.scroll-header {
  background: rgba(5, 11, 22, 0.72);
  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
  box-shadow: 0 12px 40px rgba(2, 6, 23, 0.3);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-height);
}

.nav__logo,
.footer__brand {
  font-family: var(--title-font);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
}

.nav__link {
  padding: 0.82rem 1rem;
  color: var(--text-muted);
  border-radius: 999px;
  transition: color var(--transition), background-color var(--transition), transform var(--transition);
}

.nav__link:hover,
.nav__link.active-link {
  color: var(--title);
  background: rgba(255, 255, 255, 0.06);
}

.nav__toggle,
.nav__close {
  display: none;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
}

.hero {
  padding-top: 3rem;
}

.hero__gradient,
.hero__mesh {
  position: absolute;
  inset: auto;
  pointer-events: none;
}

.hero__gradient {
  top: -6rem;
  right: -8rem;
  width: 24rem;
  height: 24rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(94, 234, 212, 0.22), transparent 65%);
  filter: blur(10px);
  animation: floatOrb 12s ease-in-out infinite;
}

.hero__mesh {
  left: -8rem;
  bottom: -2rem;
  width: 30rem;
  height: 30rem;
  background-image: linear-gradient(rgba(148, 163, 184, 0.08) 1px, transparent 1px), linear-gradient(90deg, rgba(148, 163, 184, 0.08) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(circle at center, black 34%, transparent 76%);
  opacity: 0.4;
}

.hero__container,
.about__container,
.contact__container,
.cta__container {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 3rem;
  align-items: center;
}

.hero__content {
  max-width: 40rem;
}

.hero__title,
.cta__title {
  font-family: var(--title-font);
  color: var(--title);
  line-height: 1.04;
}

.hero__title {
  font-size: clamp(2.6rem, 5.2vw, 4.75rem);
  max-width: 10ch;
  letter-spacing: -0.04em;
}

.hero__eyebrow,
.project-card__eyebrow,
.story-card__tag,
.glass-card__label {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
}

.hero__description,
.about__copy,
.cta__text {
  color: var(--text-muted);
  line-height: 1.85;
}

.hero__description {
  max-width: 58ch;
}

.hero__description,
.hero__typing,
.hero__actions,
.hero__stats {
  margin-top: 1.5rem;
}

.hero__typing {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 2rem;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
}

.hero__typing-label {
  color: var(--text-muted);
}

.hero__typing-text::after {
  content: "";
  display: inline-block;
  width: 1px;
  height: 1.05em;
  margin-left: 0.3rem;
  background: currentColor;
  animation: blink 1s steps(1) infinite;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 3.4rem;
  padding: 0.95rem 1.35rem;
  border-radius: 999px;
  font-weight: 700;
  transition: transform var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition), color var(--transition);
}

.button:hover,
.story-card:hover,
.project-card:hover,
.certificate-card:hover,
.glass-card:hover,
.skills__group:hover {
  transform: translateY(-4px);
}

.button--primary {
  color: #03111d;
  background: linear-gradient(135deg, var(--accent), #a7f3d0);
  box-shadow: 0 16px 40px rgba(94, 234, 212, 0.25);
}

.button--secondary,
.button--ghost {
  border: 1px solid rgba(148, 163, 184, 0.2);
  background: rgba(255, 255, 255, 0.04);
  color: var(--title);
}

.button__icon {
  transition: transform var(--transition);
}

.button:hover .button__icon {
  transform: translateX(4px);
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  list-style: none;
}

.hero__stats li,
.glass-card {
  padding: 1.25rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(148, 163, 184, 0.12);
}

.hero__stats strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--title);
  font-size: 1.1rem;
}

.hero__stats span {
  color: var(--text-muted);
  line-height: 1.6;
  font-size: 0.92rem;
}

.hero__visual {
  position: relative;
  justify-self: end;
  width: min(100%, 25.5rem);
  min-height: 540px;
}

.hero__card--profile {
  position: relative;
  padding: 0.85rem;
  border-radius: 32px;
}

.hero__image-wrap {
  overflow: hidden;
  border-radius: 24px;
  aspect-ratio: 4 / 5;
}

.hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
}

.hero__badge,
.hero__floating {
  position: absolute;
  padding: 0.9rem 1rem;
  border-radius: 18px;
  background: rgba(7, 16, 31, 0.88);
  border: 1px solid rgba(148, 163, 184, 0.16);
  box-shadow: var(--shadow);
}

.hero__badge {
  bottom: 1.8rem;
  left: -1.2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}

.hero__badge-dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background: var(--accent-strong);
  box-shadow: 0 0 0 8px rgba(34, 197, 94, 0.18);
}

.hero__floating span {
  display: block;
}

.hero__floating--one {
  top: 3rem;
  left: -2rem;
  animation: floatTag 7s ease-in-out infinite;
}

.hero__floating--two {
  right: -2rem;
  top: 14rem;
  animation: floatTag 9s ease-in-out infinite reverse;
}

.hero__social {
  position: absolute;
  right: 0;
  bottom: 1.2rem;
  display: flex;
  gap: 0.75rem;
}

.hero__social a,
.footer__socials a,
.scrollup {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  background: rgba(255, 255, 255, 0.05);
  transition: transform var(--transition), background-color var(--transition), border-color var(--transition);
}

.hero__social a:hover,
.footer__socials a:hover,
.scrollup:hover {
  transform: translateY(-4px);
  background: rgba(94, 234, 212, 0.14);
  border-color: rgba(94, 234, 212, 0.3);
}

.about__card,
.qualification,
.cta__container,
.contact__panel {
  padding: 1.5rem;
  border-radius: var(--radius);
}

.about__card {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 1.5rem;
}

.about__media img {
  height: 100%;
  object-fit: cover;
  border-radius: 22px;
}

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

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

.skills__container,
.cards-grid,
.projects,
.certificates {
  display: grid;
  gap: 1.5rem;
}

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

.skills__group {
  padding: 1.5rem;
  border-radius: var(--radius);
}

.skills__group-header {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.skills__group-header i {
  color: var(--accent);
  font-size: 1.5rem;
}

.skills__group-header h3,
.story-card h3,
.project-card h3,
.certificate-card h3,
.timeline__content h3,
.contact__item h3 {
  color: var(--title);
}

.skills__group-header p,
.story-card p,
.project-card p,
.certificate-card p,
.timeline__content p,
.contact__item p {
  color: var(--text-muted);
  line-height: 1.7;
}

.skills__list {
  display: grid;
  gap: 1.15rem;
}

.skill__meta,
.project-card__footer,
.footer__container,
.footer__links,
.footer__socials {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.skill__track {
  height: 0.65rem;
  margin-top: 0.55rem;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.skill__fill {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-alt));
  transition: width 900ms cubic-bezier(0.22, 1, 0.36, 1);
}

.qualification__tabs {
  display: inline-flex;
  gap: 0.75rem;
  margin-bottom: 2rem;
  padding: 0.35rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
}

.qualification__tab {
  padding: 0.9rem 1.2rem;
  border-radius: 999px;
  color: var(--text-muted);
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition);
}

.qualification__tab.qualification__active {
  color: #03111d;
  background: linear-gradient(135deg, var(--accent), #bfdbfe);
}

.qualification__panel {
  display: none;
}

.qualification__panel.qualification__active {
  display: grid;
  gap: 1.25rem;
}

.timeline__item {
  position: relative;
  padding-left: 2rem;
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: 0.34rem;
  top: 0.85rem;
  bottom: -1.5rem;
  width: 1px;
  background: rgba(148, 163, 184, 0.25);
}

.timeline__item:last-child::before {
  display: none;
}

.timeline__dot {
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-alt));
  box-shadow: 0 0 0 10px rgba(94, 234, 212, 0.08);
}

.timeline__content {
  padding: 1rem 1.1rem;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(148, 163, 184, 0.1);
}

.timeline__period {
  margin-bottom: 0.4rem;
  color: var(--accent);
  font-size: 0.85rem;
}

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

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

.story-card,
.project-card,
.certificate-card {
  overflow: hidden;
  border-radius: var(--radius);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.story-card__media,
.project-card__image {
  overflow: hidden;
}

.story-card__media img,
.project-card__image img,
.certificate-card img,
.services__modal-content img,
.contact__aside img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.story-card:hover img,
.project-card:hover img,
.certificate-card:hover img {
  transform: scale(1.04);
}

.story-card img,
.project-card img,
.certificate-card img {
  transition: transform 500ms ease;
}

.story-card__body,
.project-card__content,
.certificate-card {
  display: grid;
  gap: 1rem;
  padding: 1.4rem;
}

.inline-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--accent);
}

.project-card__footer {
  padding-top: 0.3rem;
  border-top: 1px solid rgba(148, 163, 184, 0.12);
  color: var(--text-muted);
  font-size: 0.92rem;
}

.services__modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: rgba(2, 6, 23, 0.75);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition), visibility var(--transition);
  z-index: 200;
}

.services__modal.active-modal {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.services__modal-content {
  position: relative;
  display: grid;
  gap: 1rem;
  width: min(100%, 720px);
  max-height: min(88vh, 860px);
  overflow: auto;
  padding: 1.5rem;
  border-radius: 24px;
  background: #08111f;
  border: 1px solid rgba(148, 163, 184, 0.18);
}

.services__modal-content h4 {
  font-family: var(--title-font);
  font-size: 1.4rem;
  color: var(--title);
}

.services__modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  display: inline-grid;
  place-items: center;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
}

.cta__container {
  grid-template-columns: 1.2fr auto;
}

.cta__title {
  font-size: clamp(2rem, 4vw, 3rem);
}

.contact__container {
  align-items: stretch;
}

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

.contact__item {
  display: flex;
  gap: 1rem;
  padding: 1rem;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(148, 163, 184, 0.1);
}

.contact__item i {
  color: var(--accent);
  font-size: 1.35rem;
}

.contact__item a {
  color: var(--title);
}

.contact__aside {
  display: grid;
  place-items: center;
}

.contact__aside img {
  max-height: 440px;
  object-fit: contain;
}

.footer {
  padding: 0 0 2.5rem;
}

.footer__container {
  padding-top: 2rem;
  border-top: 1px solid rgba(148, 163, 184, 0.12);
}

.footer__copy {
  margin-top: 0.5rem;
  color: var(--text-muted);
}

.footer__links {
  flex-wrap: wrap;
}

.footer__links a {
  color: var(--text-muted);
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--title);
}

.scrollup {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 90;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
}

.scrollup.show-scroll {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.reveal {
  opacity: 0;
  transform: translate3d(0, 28px, 0);
  transition: opacity 700ms ease, transform 700ms ease;
  transition-delay: var(--reveal-delay, 0ms);
}

.reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

@keyframes floatOrb {
  50% {
    transform: translate3d(-18px, 18px, 0) scale(1.08);
  }
}

@keyframes floatTag {
  50% {
    transform: translate3d(0, -10px, 0);
  }
}

@media (max-width: 1100px) {
  .hero__container,
  .about__container,
  .contact__container,
  .cta__container,
  .skills__container,
  .projects,
  .certificates {
    grid-template-columns: 1fr;
  }

  .cards-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero__title {
    max-width: none;
  }

  .hero__content,
  .hero__visual {
    max-width: none;
    width: 100%;
  }

  .hero__visual {
    min-height: 420px;
    justify-self: stretch;
  }

  .hero__floating--one,
  .hero__floating--two {
    display: none;
  }
}

@media (max-width: 820px) {
  .section {
    padding: 4.5rem 0;
  }

  .header {
    padding-top: 0.6rem;
  }

  .nav__toggle,
  .nav__close {
    display: inline-grid;
  }

  .nav__menu {
    position: fixed;
    inset: 0 0 auto 0;
    display: grid;
    gap: 1.2rem;
    padding: 6rem 1.25rem 1.5rem;
    background: rgba(5, 11, 22, 0.96);
    border-bottom: 1px solid rgba(148, 163, 184, 0.12);
    transform: translateY(-100%);
    transition: transform var(--transition);
  }

  .nav__menu.show-menu {
    transform: translateY(0);
  }

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

  .nav__close {
    justify-self: end;
  }

  .hero {
    padding-top: 1.5rem;
  }

  .hero__stats,
  .cards-grid {
    grid-template-columns: 1fr;
  }

  .about__card {
    grid-template-columns: 1fr;
  }

  .footer__container,
  .project-card__footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  :root {
    --header-height: 4.6rem;
  }

  .container {
    width: min(calc(100% - 1.25rem), var(--container));
  }

  .section__title {
    font-size: 1.8rem;
  }

  .hero__title {
    font-size: 2.5rem;
  }

  .hero__typing {
    align-items: flex-start;
    flex-direction: column;
    border-radius: 24px;
  }

  .hero__social {
    position: static;
    margin-top: 1rem;
  }

  .qualification__tabs {
    display: grid;
    width: 100%;
  }

  .services__modal-content,
  .skills__group,
  .story-card__body,
  .project-card__content,
  .certificate-card,
  .contact__panel,
  .about__card,
  .qualification,
  .cta__container {
    padding: 1.1rem;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .skill__fill {
    transition: none;
  }
}