:root {
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", sans-serif;

  --radius-xs: 6px;
  --radius-s: 10px;

  --shadow-soft: 0 18px 60px rgba(0, 0, 0, 0.45);
  --transition-fast: 0.18s ease-out;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.page {
  min-height: 100vh;
  background: radial-gradient(circle at top left, #202b44, #050712 48%, #020308);
  color: #fafbff;
  display: flex;
  flex-direction: column;
  padding: 24px 20px 20px;
}

.theme-light .page,
body.theme-light {
  background: radial-gradient(circle at top left, #ffffff, #f2f4f9 52%, #e4e7f3);
  color: #12141f;
}

.header__top {
  box-sizing: border-box;
  width: 100%;
  max-width: 960px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 14px;
}

.header__lang,
.header__theme {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px;
  background: rgba(7, 11, 26, 0.7);
  border-radius: 999px;
  border: 1px solid rgba(108, 127, 255, 0.25);
  backdrop-filter: blur(14px);
}

.theme-light .header__lang,
.theme-light .header__theme {
  background: rgba(255, 255, 255, 0.75);
  border-color: rgba(123, 132, 255, 0.3);
}

.lang-toggle,
.theme-toggle {
  border: none;
  background: transparent;
  color: inherit;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 13px;
  cursor: pointer;
  opacity: 0.78;
  transition: background-color var(--transition-fast),
    color var(--transition-fast), opacity var(--transition-fast),
    transform var(--transition-fast);
}

.lang-toggle--active,
.theme-toggle--active {
  background: linear-gradient(135deg, #6a7dff, #9e5bff);
  color: #ffffff;
  opacity: 1;
  transform: translateY(-0.5px);
}

.hero {
  box-sizing: border-box;
  width: 100%;
  max-width: 960px;
  margin: 12px auto 0;
  padding: 28px 22px 22px;
  border-radius: 24px;
  background: radial-gradient(circle at top right, #384c92, #101528 58%, #050713);
  box-shadow: var(--shadow-soft);
  color: #f9fbff;
}

.theme-light .hero {
  background: radial-gradient(circle at top right, #dde3ff, #f8f6ff 52%, #f9fbff);
  color: #141623;
  box-shadow: 0 16px 45px rgba(28, 35, 95, 0.22);
}

.hero__name {
  margin: 0 0 6px;
  font-size: clamp(30px, 5vw, 38px);
  letter-spacing: -0.04em;
}

.hero__role {
  margin: 0 0 4px;
  font-size: 16px;
  opacity: 0.9;
}

.hero__location {
  margin: 0;
  font-size: 14px;
  opacity: 0.7;
  display: inline-flex;
  align-items: center;
}

.hero__flag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-right: 6px;
}

.hero__flag img {
  width: 18px;
  height: 18px;
  display: block;
}

.hero__contacts {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 14px;
}

.hero__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(10, 13, 40, 0.9);
  border: 1px solid rgba(140, 151, 255, 0.45);
  color: inherit;
  text-decoration: none;
  opacity: 0.9;
  position: relative;
  backdrop-filter: blur(14px);
  box-shadow: 0 10px 28px rgba(3, 6, 28, 0.6);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast),
    opacity var(--transition-fast), background-color var(--transition-fast);
}

.hero__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  margin-right: 8px;
}

.hero__icon svg {
  width: 16px;
  height: 16px;
}

.hero__icon--mail {
  color: #f1f3ff;
}

.hero__icon--tg {
  color: #229ed9;
}

.theme-light .hero__icon--mail {
  color: #12141f;
}

.btn-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-right: 8px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(10, 13, 40, 0.9);
}

.btn-badge.pdf {
  border: none;
  background: linear-gradient(135deg, #ff7aa8, #ff5b6b);
  color: #ffffff;
}

.hero__link::after {
  content: "";
  display: none;
}

.hero__link:hover::after {
  width: 0;
}

.hero__link:hover {
  opacity: 1;
  transform: translateY(-1px);
  box-shadow: 0 16px 40px rgba(5, 9, 40, 0.8);
}

.theme-light .hero__link {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(149, 159, 255, 0.7);
  box-shadow: 0 10px 26px rgba(132, 141, 220, 0.5);
}

.hero__summary {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.55;
  opacity: 0.9;
}

.hero__actions {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, #6c7bff, #9e5bff);
  color: #fff;
  font-size: 13px;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 8px 22px rgba(32, 45, 164, 0.5);
  transition: transform var(--transition-fast),
    box-shadow var(--transition-fast), opacity var(--transition-fast);
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 38px rgba(28, 40, 160, 0.6);
}

.btn--ghost {
  background: transparent;
  color: inherit;
  border: 1px dashed rgba(151, 161, 255, 0.6);
  box-shadow: none;
}

.btn--ghost:hover {
  background: rgba(80, 98, 255, 0.08);
  box-shadow: none;
}

.hero__nav {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  font-size: 13px;
}

.hero__nav a {
  color: inherit;
  opacity: 0.8;
  text-decoration: none;
  border-radius: 999px;
  padding: 4px 10px;
  background: rgba(9, 14, 35, 0.7);
  border: 1px solid rgba(119, 132, 255, 0.3);
  backdrop-filter: blur(12px);
  transition: background-color var(--transition-fast),
    opacity var(--transition-fast), transform var(--transition-fast);
}

.core_additional {
  margin-top: 10px;
  display: inline-block;
  flex-wrap: wrap;
  gap: 10px 16px;
  font-size: 13px;
}

.core_additional a {
  color: inherit;
  opacity: 0.8;
  text-decoration: none;
  border-radius: 999px;
  padding: 4px 10px;
  background: rgba(9, 14, 35, 0.7);
  border: 1px solid rgba(119, 132, 255, 0.3);
  backdrop-filter: blur(12px);
  transition: background-color var(--transition-fast),
    opacity var(--transition-fast), transform var(--transition-fast);
}


.theme-light .hero__nav a {
  background: rgba(245, 247, 255, 0.9);
  border-color: rgba(132, 143, 255, 0.45);
}

.theme-light .core_additional a {
  background: rgba(245, 247, 255, 0.9);
  border-color: rgba(132, 143, 255, 0.45);
}

.hero__nav a:hover {
  opacity: 1;
  transform: translateY(-0.5px);
}

.core_additional a:hover {
  opacity: 1;
  transform: translateY(-0.5px);
}

.section {
  box-sizing: border-box;
  width: 100%;
  max-width: 960px;
  margin: 28px auto 0;
  padding: 18px 22px 20px;
  border-radius: 20px;
  background: rgba(10, 13, 30, 0.9);
  border: 1px solid rgba(110, 130, 255, 0.25);
  box-shadow: 0 16px 44px rgba(6, 8, 18, 0.85);
}

.theme-light .section {
  background: #ffffff;
  border-color: rgba(163, 174, 255, 0.4);
  box-shadow: 0 12px 36px rgba(91, 101, 172, 0.18);
}

.section__title {
  margin: 0 0 10px;
  font-size: 18px;
}

.section__text {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.55;
  opacity: 0.9;
}

.section__text--accent {
  margin-top: 10px;
  font-weight: 500;
}

.section__text--accent a {
  color: inherit;
}

.section--skills {
  padding-top: 16px;
}

.skills {
  margin-top: 4px;
  border-top: 1px solid rgba(140, 151, 255, 0.4);
}

.skills__row {
  display: grid;
  grid-template-columns: minmax(140px, 190px) minmax(0, 1fr);
  column-gap: 24px;
  row-gap: 4px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(70, 82, 160, 0.5);
  font-size: 14px;
}

.skills__row:last-child {
  border-bottom: none;
}

.skills__label {
  font-weight: 600;
}

.skills__value {
  line-height: 1.5;
}

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

.tag {
  font-size: 13px;
  padding: 4px 9px;
  border-radius: 999px;
  background: rgba(23, 34, 80, 0.9);
  border: 1px solid rgba(125, 145, 255, 0.4);
}

.theme-light .tag {
  background: #f4f6ff;
  border-color: rgba(133, 144, 255, 0.55);
}

.card {
  margin-top: 10px;
  padding: 10px 0 0;
  border-top: 1px solid rgba(120, 135, 255, 0.35);
}

.card__header {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.card__title {
  margin: 0;
  font-size: 15px;
}

.card__meta {
  font-size: 13px;
  opacity: 0.75;
}

.card__list {
  margin: 6px 0 0 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.5;
}

.list {
  margin: 6px 0 0 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.55;
}

.links {
  margin: 6px 0 0 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.5em;
}

.links a {
  color: inherit;
  text-decoration: none;
  position: relative;
}

.card a {
  color: inherit;
  text-decoration: none;
  position: relative;
}

.links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, #6f7fff, #fd77ff);
  transition: width var(--transition-fast);
}

.card a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, #6f7fff, #fd77ff);
  transition: width var(--transition-fast);
}

.links a:hover::after {
  width: 100%;
}
.card a:hover::after {
  width: 100%;
}

.section--cases {
  margin-top: 28px;
}

.case,
.cases {
  margin-top: 10px;
}

.case__summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 10px;
  padding: 8px 0;
  font-size: 14px;
}

.case__summary::-webkit-details-marker {
  display: none;
}

.case__title {
  font-weight: 600;
}

.case__meta {
  opacity: 0.75;
  font-size: 13px;
}

.case__body {
  padding-top: 6px;
  border-top: 1px solid rgba(120, 135, 255, 0.35);
}

.case__image {
  margin: 12px 0 0;
}

.case__image img {
  width: 100%;
  border-radius: 12px;
  display: block;
}

.case__image figcaption {
  margin-top: 4px;
  font-size: 12px;
  opacity: 0.75;
}

.cases__content {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.case-card__title {
  margin: 0 0 6px;
  font-size: 15px;
}

.cases-accordion {
  margin-top: 8px;
}

.case-toggle {
  width: 100%;
  text-align: left;
  border: 1px solid rgba(120, 135, 255, 0.5);
  background: transparent;
  color: inherit;
  padding: 8px 10px;
  border-radius: 999px;
  font-size: 14px;
  cursor: pointer;
  margin-top: 6px;
}

.case-panel {
  display: none;
  margin-top: 8px;
  padding: 10px 12px 2px;
  border-radius: 14px;
  background: rgba(9, 12, 30, 0.9);
  border: 1px solid rgba(110, 130, 255, 0.4);
}

.case-panel--open {
  display: block;
}

.case__image-inline {
  width: 100%;
  margin-top: 10px;
  border-radius: 10px;
  display: block;
}

.case--boxed {
  margin-top: 10px;
  padding: 8px 10px 6px;
  border-radius: 14px;
  /* background: rgba(9, 12, 30, 0.9); */
  border: 1px solid rgba(110, 130, 255, 0.4);
}

.footer {
  margin-top: 28px;
  padding-top: 16px;
  font-size: 13px;
  color: rgba(214, 220, 255, 0.78);
}

.theme-light .footer {
  color: rgba(28, 32, 70, 0.78);
}

.footer__inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.footer__top {
  color: inherit;
  text-decoration: none;
  opacity: 0.8;
}

.footer__top:hover {
  opacity: 1;
}

@media (max-width: 640px) {
  .header__top {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    padding: 22px 18px 18px;
  }

  .section {
    padding: 16px 16px 18px;
  }

  .skills__row {
    grid-template-columns: minmax(0, 1fr);
    row-gap: 6px;
  }
}