:root {
  --bg: #e9fbff;
  --bg-soft: #d7f4fb;
  --card: rgba(255, 255, 255, 0.78);
  --card-strong: rgba(255, 255, 255, 0.92);
  --text: #102a36;
  --muted: #52707d;
  --muted-2: #76919c;
  --line: rgba(39, 139, 164, 0.18);
  --line-strong: rgba(39, 139, 164, 0.32);
  --sea: #3fc7df;
  --sea-dark: #1789a6;
  --sea-soft: #a9edf7;
  --sand: #ffe7a8;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(20, 103, 126, 0.14);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --container: 1160px;
  --font-main: "Manrope", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-heading: "Plus Jakarta Sans", system-ui, sans-serif;
  --font-mono: "Roboto Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--text);
  font-family: var(--font-main);
  line-height: 1.65;
  background:
    radial-gradient(circle at 12% 10%, rgba(63, 199, 223, 0.26), transparent 32%),
    radial-gradient(circle at 86% 16%, rgba(255, 231, 168, 0.52), transparent 30%),
    linear-gradient(135deg, #f7fdff 0%, var(--bg) 42%, var(--bg-soft) 100%);
}

body.nav-open {
  overflow: hidden;
}

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

button {
  font: inherit;
}

.sea-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(23, 137, 166, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 137, 166, 0.055) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.86), transparent 86%);
}

.container {
  width: min(100% - 40px, var(--container));
  margin-inline: auto;
}

.site-header {
  position: fixed;
  top: 18px;
  right: 0;
  left: 0;
  z-index: 50;
}

.navbar {
  width: min(100% - 40px, var(--container));
  min-height: 70px;
  display: flex;
  align-items: center;
  gap: 18px;
  margin-inline: auto;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 18px 55px rgba(20, 103, 126, 0.12);
  backdrop-filter: blur(20px);
  transition: 0.25s ease;
}

.site-header.is-scrolled .navbar {
  background: rgba(255, 255, 255, 0.9);
  border-color: var(--line-strong);
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding-left: 4px;
}

.brand-logo {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #073241;
  background: linear-gradient(135deg, var(--sea-soft), var(--sand));
  font-family: var(--font-mono);
  font-weight: 900;
  box-shadow: 0 10px 30px rgba(63, 199, 223, 0.25);
}

.brand span:last-child {
  display: grid;
  line-height: 1.12;
}

.brand strong {
  font-family: var(--font-heading);
  font-size: 0.98rem;
  font-weight: 800;
}

.brand small {
  margin-top: 4px;
  color: var(--muted-2);
  font-size: 0.74rem;
  font-weight: 700;
}

.nav-menu {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-menu a {
  padding: 10px 13px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
  transition: 0.2s ease;
}

.nav-menu a:hover,
.nav-menu a.is-active {
  color: var(--sea-dark);
  background: rgba(63, 199, 223, 0.12);
}

.nav-end {
  display: flex;
  align-items: center;
  gap: 8px;
}

.lang-toggle {
  display: flex;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
  cursor: pointer;
  transition: 0.2s ease;
  user-select: none;
}

.lang-toggle:hover {
  border-color: var(--line-strong);
  box-shadow: 0 8px 24px rgba(63, 199, 223, 0.15);
}

.lang-toggle span {
  padding: 5px 8px;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--muted-2);
  transition: 0.2s ease;
}

.lang-toggle span.is-active {
  color: #073241;
  background: linear-gradient(135deg, var(--sea-soft), var(--sand));
  border-radius: 999px;
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.55);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  border-radius: 99px;
  background: var(--text);
  transition: 0.2s ease;
}

.hero {
  padding: 142px 0 88px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 390px;
  grid-template-areas:
    "text profile"
    "metrics metrics";
  gap: 24px;
  align-items: stretch;
}

.hero-text {
  grid-area: text;
  min-height: 470px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(28px, 5vw, 58px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 88% 16%, rgba(255, 231, 168, 0.56), transparent 28%),
    linear-gradient(145deg, rgba(255,255,255,0.86), rgba(255,255,255,0.58));
  box-shadow: var(--shadow);
}

.eyebrow {
  width: fit-content;
  margin-bottom: 18px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(63, 199, 223, 0.10);
  color: var(--sea-dark);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 760px;
  font-family: var(--font-heading);
  font-size: clamp(3.7rem, 7.4vw, 6.6rem);
  font-weight: 800;
  letter-spacing: -0.065em;
  line-height: 0.94;
}

.hero h1 span {
  display: block;
  color: transparent;
  background: linear-gradient(135deg, var(--sea-dark), var(--sea), #7ddfee);
  background-clip: text;
  -webkit-background-clip: text;
}

.hero-desc {
  max-width: 720px;
  margin-top: 24px;
  color: var(--muted);
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.btn {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 900;
  transition: 0.2s ease;
}

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

.btn.primary {
  color: #073241;
  background: linear-gradient(135deg, var(--sea-soft), var(--sand));
  box-shadow: 0 18px 45px rgba(63, 199, 223, 0.2);
}

.btn.secondary {
  color: var(--sea-dark);
  border-color: var(--line-strong);
  background: rgba(255,255,255,0.62);
}

.profile-panel {
  grid-area: profile;
  display: flex;
  flex-direction: column;
  gap: 22px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: linear-gradient(145deg, rgba(255,255,255,0.88), rgba(255,255,255,0.56));
  box-shadow: var(--shadow);
}

.profile-top {
  display: grid;
  gap: 18px;
}

.profile-photo {
  width: 156px;
  height: 156px;
  overflow: hidden;
  border: 6px solid rgba(255,255,255,0.8);
  border-radius: 50%;
  background: var(--sea-soft);
  box-shadow: 0 22px 52px rgba(20, 103, 126, 0.16);
}

.profile-photo img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
}

.panel-label {
  color: var(--sea-dark);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.profile-panel h2 {
  margin-top: 8px;
  font-family: var(--font-heading);
  font-size: 2rem;
  line-height: 1;
  letter-spacing: -0.04em;
}

.profile-panel span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-weight: 600;
}

.quick-spec {
  display: grid;
  gap: 10px;
  margin-top: auto;
}

.quick-spec div {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.52);
}

.quick-spec span {
  margin: 0;
  color: var(--muted-2);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
}

.quick-spec strong {
  display: block;
  margin-top: 4px;
  font-size: 1rem;
}

.hero-metrics {
  grid-area: metrics;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.hero-metrics article,
.content-card,
.value-grid article,
.skill-card,
.project-feature,
.timeline,
.contact-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-metrics article {
  padding: 22px;
}

.hero-metrics span,
.value-grid span,
.timeline-item > span {
  color: var(--sea-dark);
  font-family: var(--font-mono);
  font-weight: 900;
}

.hero-metrics strong {
  display: block;
  margin-top: 10px;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  letter-spacing: -0.03em;
}

.hero-metrics p,
.value-grid p,
.skill-card p,
.project-feature p,
.timeline-item p,
.contact-card p {
  margin-top: 8px;
  color: var(--muted);
}

.section {
  padding: 96px 0;
}

.split {
  display: grid;
  grid-template-columns: 0.74fr 1.26fr;
  gap: 54px;
  align-items: start;
}

.section-title h2,
.contact-card h2 {
  max-width: 820px;
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.section-title.center {
  text-align: center;
}

.section-title.center .eyebrow,
.section-title.center h2 {
  margin-inline: auto;
}

.content-card {
  padding: clamp(24px, 4vw, 38px);
}

.content-card > p {
  color: var(--muted);
  font-size: 1.12rem;
}

.value-grid {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.value-grid article {
  padding: 22px;
  transition: 0.2s ease;
}

.value-grid article:hover,
.skill-card:hover,
.project-feature:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
}

.value-grid h3,
.skill-card h3,
.project-feature h3,
.timeline-item h3 {
  font-family: var(--font-heading);
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.value-grid h3 {
  margin-top: 10px;
  font-size: 1.3rem;
}

.competence-section {
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.24), transparent);
}

.competence-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 42px;
}

.skill-card {
  padding: 24px;
  transition: 0.2s ease;
}

.skill-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
}

.skill-head h3 {
  font-size: 1.22rem;
}

.skill-head strong {
  color: var(--sea-dark);
  font-family: var(--font-mono);
}

.bar {
  height: 10px;
  overflow: hidden;
  margin-top: 18px;
  border-radius: 999px;
  background: rgba(23, 137, 166, 0.12);
}

.bar span {
  display: block;
  width: var(--value);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--sea-dark), var(--sea), var(--sea-soft));
  transform-origin: left;
  animation: fillBar 1.15s ease both;
}

.project-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 42px;
}

.project-feature {
  min-height: 430px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(26px, 4vw, 42px);
  background:
    radial-gradient(circle at 85% 15%, rgba(169, 237, 247, 0.5), transparent 34%),
    linear-gradient(145deg, rgba(255,255,255,0.86), rgba(255,255,255,0.58));
  transition: 0.2s ease;
}

.project-label {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: auto;
  color: var(--muted-2);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
}

.project-feature h3 {
  max-width: 780px;
  font-size: clamp(2rem, 4vw, 3.4rem);
}

.spec-list {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 24px;
}

.spec-list span {
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,0.62);
  color: var(--sea-dark);
  font-size: 0.84rem;
  font-weight: 800;
}

.plan-section {
  padding-top: 72px;
}

.timeline {
  max-width: 880px;
  margin: 42px auto 0;
  padding: 14px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 22px;
  padding: 24px;
}

.timeline-item:not(:last-child) {
  border-bottom: 1px solid var(--line);
}

.timeline-item h3 {
  font-size: 1.24rem;
}

.contact-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: center;
  padding: clamp(28px, 5vw, 50px);
  background:
    radial-gradient(circle at 90% 15%, rgba(255, 231, 168, 0.58), transparent 34%),
    linear-gradient(145deg, rgba(255,255,255,0.88), rgba(255,255,255,0.58));
}

.contact-card p {
  max-width: 720px;
  font-size: 1.05rem;
}

.footer {
  padding: 28px 0 44px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

.footer-inner a {
  color: var(--sea-dark);
  font-weight: 900;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

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

.delay-1 {
  transition-delay: 0.1s;
}

.delay-2 {
  transition-delay: 0.18s;
}

@keyframes fillBar {
  from {
    transform: scaleX(0);
  }
  to {
    transform: scaleX(1);
  }
}

.hero h1.hero-name {
  max-width: 760px;
  display: grid;
  gap: 10px;
  margin: 0;
  font-family: var(--font-heading);
  line-height: 0.92;
  letter-spacing: -0.045em;
  color: transparent;
  background: none;
}

.hero-name .name-small {
  display: block;
  width: fit-content;
  max-width: 100%;
  color: transparent;
  background: linear-gradient(135deg, var(--sea-dark), var(--sea), #55cfe5);
  background-clip: text;
  -webkit-background-clip: text;
  font-size: clamp(3.8rem, 6.4vw, 6.1rem);
  font-weight: 800;
  line-height: 0.9;
}

.hero-name .name-main {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.32em;
  width: fit-content;
  max-width: 100%;
  color: transparent;
  background: linear-gradient(135deg, var(--sea-dark), var(--sea), #55cfe5);
  background-clip: text;
  -webkit-background-clip: text;
  font-size: clamp(3.25rem, 5.35vw, 5.05rem);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: -0.035em;
  white-space: nowrap;
}

.hero-name .name-main span {
  display: inline-block;
  color: transparent;
  background: inherit;
  background-clip: text;
  -webkit-background-clip: text;
}

.icon-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
  min-width: 260px;
}

.icon-btn {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.72);
  color: var(--sea-dark);
  box-shadow: 0 14px 34px rgba(20, 103, 126, 0.12);
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.icon-btn:hover {
  transform: translateY(-3px);
  background: linear-gradient(135deg, var(--sea-soft), var(--sand));
  box-shadow: 0 18px 44px rgba(20, 103, 126, 0.18);
}

.icon-btn svg {
  width: 24px;
  height: 24px;
  display: block;
  fill: currentColor;
}

@media (max-width: 1020px) {
  .hero-grid,
  .split,
  .contact-card {
    grid-template-columns: 1fr;
    grid-template-areas:
      "text"
      "profile"
      "metrics";
  }

  .profile-panel {
    max-width: 640px;
  }

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

  .hero-text {
    min-height: auto;
  }

  .icon-actions {
    justify-content: flex-start;
    min-width: 0;
  }
}

@media (max-width: 900px) {
  .hero h1.hero-name {
    max-width: 100%;
  }

  .hero-name .name-small {
    font-size: clamp(3.2rem, 9.6vw, 5rem);
  }

  .hero-name .name-main {
    font-size: clamp(2.75rem, 8.3vw, 4.3rem);
  }
}

@media (max-width: 720px) {
  .container,
  .navbar {
    width: min(100% - 28px, var(--container));
  }

  .brand small {
    display: none;
  }

  .nav-end {
    margin-left: auto;
  }

  .nav-toggle {
    display: block;
  }

  .nav-menu {
    margin-left: 0;
    position: fixed;
    top: 96px;
    right: 14px;
    left: 14px;
    display: grid;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 24px;
    background: rgba(255,255,255,0.94);
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: 0.2s ease;
  }

  .nav-menu.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-menu a {
    padding: 14px 16px;
  }

  .nav-toggle.is-open span:first-child {
    transform: translateY(3.5px) rotate(45deg);
  }

  .nav-toggle.is-open span:last-child {
    transform: translateY(-3.5px) rotate(-45deg);
  }

  .hero {
    padding-top: 116px;
    padding-bottom: 64px;
  }

  .hero-text {
    padding: 24px;
  }

  .hero h1 {
    font-size: clamp(3rem, 14vw, 4.35rem);
  }

  .hero-desc {
    font-size: 1rem;
  }

  .hero-metrics,
  .competence-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 76px 0;
  }

  .section-title h2,
  .contact-card h2 {
    font-size: clamp(2.3rem, 10vw, 3.55rem);
  }

  .profile-photo {
    width: 132px;
    height: 132px;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .footer-inner {
    flex-direction: column;
  }

  .icon-actions {
    display: grid;
    grid-template-columns: repeat(4, 54px);
    justify-content: start;
  }

  .hero-name {
    gap: 6px;
  }

  .hero-name .name-small {
    font-size: clamp(3rem, 13vw, 4.35rem);
  }

  .hero-name .name-main {
    flex-wrap: wrap;
    row-gap: 0;
    font-size: clamp(2.45rem, 10.8vw, 3.55rem);
    white-space: normal;
  }
}

@media (max-width: 600px) {
  .project-list {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
  }
}