:root {
  color-scheme: dark;
  --bg-base: #03060d;
  --color-text: #f8fafc;
  --color-h1: #ffffff;
  --color-h2: #e2e8f0;
  --color-intro: #c5d0df;
  --color-list: #cbd5e1;
  --color-list-marker: #67e8f9;
  --color-link: #dbe6f3;
  --color-link-hover: #f8fafc;
  --color-link-underline: rgba(248, 250, 252, 0.7);
  --color-section-border: rgba(148, 163, 184, 0.18);
  --color-section-h3: #f8fafc;
  --color-section-hover-border: rgba(94, 234, 212, 0.3);
  --color-section-hover-glow: rgba(94, 234, 212, 0.06);
  --color-lang-switch-bg: rgba(8, 12, 20, 0.7);
  --color-lang-switch-border: rgba(148, 163, 184, 0.18);
  --color-lang-option: #94a3b8;
  --color-lang-active: #f8fafc;
  --color-lang-active-bg: rgba(255, 255, 255, 0.08);
  --color-lang-active-shadow: rgba(255, 255, 255, 0.05);
  --color-logo-bg: rgba(255, 255, 255, 0.761);
  --color-logo-hover-bg: rgba(202, 202, 202, 0.82);
  --color-logo-border: rgba(148, 163, 184, 0.24);
  --color-logo-hover-border: rgba(103, 232, 249, 0.42);
  --color-logo-hover-glow: rgba(103, 232, 249, 0.08);
  --color-profile-border: rgba(255, 255, 255, 0.18);
  --color-profile-ring: rgba(255, 255, 255, 0.03);
  --color-copyright: #7c8aa0;
  --starfield-opacity: 0.78;
}

html[data-theme="light"] {
  color-scheme: light;
  --bg-base: #f0f4f8;
  --color-text: #1e293b;
  --color-h1: #0f172a;
  --color-h2: #334155;
  --color-intro: #475569;
  --color-list: #334155;
  --color-list-marker: #0d9488;
  --color-link: #1d4ed8;
  --color-link-hover: #1e3a8a;
  --color-link-underline: #1e3a8a;
  --color-section-border: rgba(15, 23, 42, 0.1);
  --color-section-h3: #0f172a;
  --color-section-hover-border: rgba(13, 148, 136, 0.35);
  --color-section-hover-glow: rgba(13, 148, 136, 0.05);
  --color-lang-switch-bg: rgba(255, 255, 255, 0.85);
  --color-lang-switch-border: rgba(15, 23, 42, 0.15);
  --color-lang-option: #64748b;
  --color-lang-active: #0f172a;
  --color-lang-active-bg: rgba(15, 23, 42, 0.08);
  --color-lang-active-shadow: rgba(15, 23, 42, 0.06);
  --color-logo-bg: rgba(255, 255, 255, 0.9);
  --color-logo-hover-bg: rgba(241, 245, 249, 0.95);
  --color-logo-border: rgba(15, 23, 42, 0.12);
  --color-logo-hover-border: rgba(13, 148, 136, 0.4);
  --color-logo-hover-glow: rgba(13, 148, 136, 0.08);
  --color-profile-border: rgba(15, 23, 42, 0.12);
  --color-profile-ring: rgba(15, 23, 42, 0.04);
  --color-copyright: #64748b;
  --starfield-opacity: 0.12;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  background: var(--bg-base);
}

body {
  font-family: Inter, "Segoe UI", sans-serif;
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 20% 20%, rgba(74, 222, 128, 0.05), transparent 28%),
    radial-gradient(circle at 80% 18%, rgba(56, 189, 248, 0.05), transparent 24%),
    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.035), transparent 32%),
    linear-gradient(180deg, #06080d 0%, #05070b 45%, #030509 100%);
  color: var(--color-text);
  position: relative;
  overflow-x: hidden;
  isolation: isolate;
}

html[data-theme="light"] body {
  background:
    radial-gradient(circle at 20% 20%, rgba(74, 222, 128, 0.04), transparent 28%),
    radial-gradient(circle at 80% 18%, rgba(56, 189, 248, 0.05), transparent 24%),
    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.6), transparent 32%),
    linear-gradient(180deg, #f8fafc 0%, #f1f5f9 45%, #e8eef5 100%);
}

.starfield {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 28%, rgba(255, 255, 255, 0.034), transparent 0.9px),
    radial-gradient(circle at 78% 72%, rgba(205, 230, 255, 0.03), transparent 1px),
    radial-gradient(circle at 62% 54%, rgba(255, 255, 255, 0.018), transparent 1.3px);
  background-size: 250px 250px, 320px 320px, 440px 440px;
  opacity: var(--starfield-opacity);
  transform: translate3d(var(--star-x, 0px), var(--star-y, 0px), 0);
  transform-origin: center;
  transition: opacity 0.3s ease;
  will-change: transform;
}

.starfield::before,
.starfield::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-repeat: no-repeat;
}

.starfield::before {
  background:
    radial-gradient(circle at 24px 28px, rgba(255, 255, 255, 0.78) 0 0.9px, transparent 1.4px),
    radial-gradient(circle at 108px 62px, rgba(220, 235, 255, 0.72) 0 1.1px, transparent 1.7px),
    radial-gradient(circle at 182px 138px, rgba(255, 255, 255, 0.74) 0 0.95px, transparent 1.5px),
    radial-gradient(circle at 62px 196px, rgba(205, 230, 255, 0.68) 0 1px, transparent 1.6px);
  background-size: 240px 240px;
  background-position: 0 0, 0 0, 0 0, 0 120px;
  opacity: 0.58;
  animation: twinkleA 11s ease-in-out infinite alternate;
}

.starfield::after {
  background:
    radial-gradient(circle at 164px 54px, rgba(255, 255, 255, 0.54) 0 1.7px, transparent 2.5px),
    radial-gradient(circle at 96px 224px, rgba(214, 234, 255, 0.46) 0 1.45px, transparent 2.25px);
  background-size: 340px 340px;
  background-position: 36px 90px, 180px 160px;
  opacity: 0.34;
  filter: blur(0.18px);
  animation: twinkleB 15s ease-in-out infinite alternate;
}

main,
.container,
.page-shell,
.content,
.hero {
  position: relative;
  z-index: 1;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 64px 24px 36px;
  text-align: center;
  animation: pageFade 0.7s ease-out;
}

.hero {
  max-width: 760px;
  margin: 0 auto;
}

img.profile {
  border-radius: 50%;
  width: 164px;
  height: 164px;
  object-fit: cover;
  margin: 0 0 22px;
  border: 1px solid var(--color-profile-border);
  box-shadow:
    0 0 0 8px var(--color-profile-ring),
    0 18px 45px rgba(0, 0, 0, 0.45);
}

h1 {
  margin: 0 0 10px;
  font-size: clamp(2.6rem, 7vw, 4.5rem);
  line-height: 1.04;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--color-h1);
  text-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

html[data-theme="light"] h1 {
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

h2 {
  margin: 0;
  font-size: clamp(1.05rem, 2.6vw, 1.35rem);
  font-weight: 500;
  color: var(--color-h2);
}

p {
  margin: 0;
  line-height: 1.75;
}

.intro {
  max-width: 740px;
  margin: 26px auto 0;
  font-size: 1.05rem;
  color: var(--color-intro);
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin: 56px auto 0;
  align-items: stretch;
}

.section {
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 28px 28px 26px;
  border-radius: 18px;
  border: 1px solid var(--color-section-border);
  background:
    linear-gradient(180deg, rgba(15, 23, 42, 0.72), rgba(8, 12, 20, 0.86));
  box-shadow:
    0 14px 36px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.03);
  text-align: left;
  transition:
    transform 0.25s ease,
    border-color 0.25s ease,
    box-shadow 0.25s ease;
}

html[data-theme="light"] .section {
  background: rgba(255, 255, 255, 0.82);
  box-shadow:
    0 4px 20px rgba(15, 23, 42, 0.07),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.section:hover {
  transform: translateY(-3px);
  border-color: var(--color-section-hover-border);
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.34),
    0 0 0 1px var(--color-section-hover-glow);
}

html[data-theme="light"] .section:hover {
  box-shadow:
    0 8px 28px rgba(15, 23, 42, 0.11),
    0 0 0 1px var(--color-section-hover-glow);
}

.section h3 {
  margin: 0 0 16px;
  font-size: 1.1rem;
  color: var(--color-section-h3);
}

.section ul {
  margin: 0;
  padding-left: 1.2em;
  color: var(--color-list);
  flex: 1;
}

.section li {
  margin-bottom: 0.8em;
  line-height: 1.65;
}

.section li:last-child {
  margin-bottom: 0;
}

.section li::marker {
  color: var(--color-list-marker);
}

.selected-work-list {
  padding-left: 1.2em;
}

.selected-work-list a {
  color: var(--color-link);
  text-decoration: none;
  transition:
    color 0.2s ease,
    transform 0.2s ease,
    text-decoration-color 0.2s ease;
}

.selected-work-list a:hover,
.selected-work-list a:focus-visible {
  color: var(--color-link-hover);
  text-decoration: underline;
  text-decoration-color: var(--color-link-underline);
}

.selected-work-list a:hover {
  transform: translateX(2px);
}

.selected-work-list a:focus-visible {
  outline: none;
}

.links {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 32px;
  margin-bottom: 0;
  flex-wrap: wrap;
}

.links a {
  min-width: 152px;
  min-height: 56px;
  padding: 10px 16px;
  border-radius: 14px;
  border: 1px solid var(--color-logo-border);
  background: var(--color-logo-bg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.22);
  transition:
    transform 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    background-color 0.2s ease;
}

html[data-theme="light"] .links a {
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.09);
}

.links a:hover {
  transform: translateY(-2px);
  border-color: var(--color-logo-hover-border);
  background: var(--color-logo-hover-bg);
  box-shadow:
    0 16px 32px rgba(0, 0, 0, 0.28),
    0 0 0 1px var(--color-logo-hover-glow);
}

html[data-theme="light"] .links a:hover {
  box-shadow:
    0 8px 24px rgba(15, 23, 42, 0.14),
    0 0 0 1px var(--color-logo-hover-glow);
}

.links a img {
  width: 96px;
  height: 36px;
  display: block;
}

.links .client-portal-link {
  gap: 10px;
  color: #111827;
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
}

.links .client-portal-link:focus-visible {
  outline: 2px solid var(--color-logo-hover-border);
  outline-offset: 3px;
}

.client-portal-icon {
  width: 24px;
  height: 36px;
  color: var(--color-link);
  fill: currentColor;
  flex-shrink: 0;
}

.top-controls {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 24px;
}

.language-switch {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 4px;
  border-radius: 999px;
  border: 1px solid var(--color-lang-switch-border);
  background: var(--color-lang-switch-bg);
  box-shadow:
    0 10px 24px rgba(0, 0, 0, 0.24),
    inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

#language-toggle {
  cursor: pointer;
  padding: 0;
  background: transparent;
  color: var(--color-h2);
  border: 0;
  border-radius: 999px;
  margin: 0;
}

.language-toggle-inner {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 2px;
  border-radius: 999px;
}

.language-option {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 86px;
  justify-content: center;
  padding: 7px 12px;
  border-radius: 999px;
  color: var(--color-lang-option);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition:
    background-color 0.2s ease,
    color 0.2s ease,
    box-shadow 0.2s ease;
}

.language-option svg,
.language-option img {
  width: 1.1em;
  height: 1.1em;
  margin: 0;
  flex-shrink: 0;
}

.language-option.active {
  background: var(--color-lang-active-bg);
  color: var(--color-lang-active);
  box-shadow: inset 0 0 0 1px var(--color-lang-active-shadow);
}

.theme-toggle {
  cursor: pointer;
  padding: 7px 10px;
  background: var(--color-lang-switch-bg);
  color: var(--color-h2);
  border: 1px solid var(--color-lang-switch-border);
  border-radius: 999px;
  font-size: 1rem;
  line-height: 1;
  box-shadow:
    0 10px 24px rgba(0, 0, 0, 0.24),
    inset 0 1px 0 rgba(255, 255, 255, 0.03);
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    transform 0.15s ease,
    box-shadow 0.2s ease;
}

.theme-toggle:hover {
  transform: scale(1.08);
}

.theme-icon {
  display: block;
  line-height: 1;
}

.type-container {
  font-size: inherit;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  min-height: 1.5em;
}

footer {
  margin-top: 38px;
}

.badge-link {
  display: inline-block;
  margin-bottom: 14px;
}

.copyright {
  margin-top: 0;
  font-size: 0.95rem;
  color: var(--color-copyright);
}

.cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background-color: currentColor;
  margin-left: 5px;
  animation: blink 0.7s infinite;
}

@keyframes pageFade {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes twinkleA {
  0% {
    opacity: 0.48;
  }
  100% {
    opacity: 0.76;
  }
}

@keyframes twinkleB {
  0% {
    opacity: 0.34;
  }
  100% {
    opacity: 0.58;
  }
}

@keyframes blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .starfield {
    transform: none;
    will-change: auto;
  }
}

@media (max-width: 820px) {
  .container {
    padding-top: 44px;
  }

  .cards {
    grid-template-columns: 1fr;
    gap: 18px;
    margin-top: 34px;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 28px 18px 22px;
  }

  img.profile {
    width: 138px;
    height: 138px;
    margin-bottom: 14px;
  }

  .intro {
    font-size: 1rem;
    margin-top: 18px;
  }

  .section {
    padding: 20px 18px;
  }

  .top-controls {
    margin-top: 16px;
  }

  .language-option {
    min-width: 78px;
    padding: 6px 10px;
    font-size: 0.88rem;
  }

  .links a {
    width: 100%;
    max-width: 220px;
  }

  .links {
    gap: 12px;
    margin-top: 24px;
  }

  footer {
    margin-top: 28px;
  }
}