:root {
  --color-bg: #0f1115;
  --color-surface: #141821;
  --color-surface-2: rgba(255, 255, 255, 0.03);
  --color-border: rgba(255, 255, 255, 0.08);

  --color-text-primary: #f5f7fa;
  --color-text-secondary: #9aa3b2;

  --color-accent: #4f8cff;
  --color-accent-hover: #3c76e0;

  --radius: 16px;
  --max-width: 1120px;
  --reading: 72ch;

  --space-sm: 56px;
  --space-md: 88px;
  --space-lg: 120px;

  --bg: var(--color-bg);
  --text: var(--color-text-primary);
  --muted: var(--color-text-secondary);
  --soft: var(--color-surface);
  --line: var(--color-border);
  --accent: var(--color-accent);
  --max: var(--max-width);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family:
    "Inter",
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Arial,
    sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

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

.container {
  width: min(100% - 48px, var(--max));
  margin: 0 auto;
}

:focus-visible {
  outline: 2px solid rgba(79, 140, 255, 0.75);
  outline-offset: 3px;
  border-radius: 10px;
}

.header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(15, 17, 21, 0.78);
  border-bottom: 1px solid var(--line);
}

@supports (
  (-webkit-backdrop-filter: blur(10px)) or (backdrop-filter: blur(10px))
) {
  .header {
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    background: rgba(15, 17, 21, 0.62);
  }
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.brand {
  font-weight: 800;
  letter-spacing: 0.6px;
}

.navlink {
  color: var(--muted);
}

.navlink:hover {
  color: var(--text);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border-radius: 12px;
  font-weight: 600;
  border: 1px solid transparent;
  transition:
    transform 0.18s ease,
    opacity 0.18s ease,
    background 0.18s ease,
    border-color 0.18s ease;
}

.btn--primary {
  background: var(--accent);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
  opacity: 0.98;
}

.btn--ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--text);
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.04);
}

.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: var(--space-md) 0;
}

.hero__inner {
  max-width: 900px;
}

.hero__kicker {
  margin: 0 0 18px;
  color: rgba(245, 247, 250, 0.65);
  letter-spacing: 2px;
  font-size: 13px;
}

.hero__title {
  margin: 0 0 20px;
  font-size: clamp(42px, 6vw, 74px);
  line-height: 1.05;
  font-weight: 650;
  letter-spacing: -1px;
}

.hero__subtitle {
  margin: 0 0 34px;
  color: rgba(245, 247, 250, 0.72);
  max-width: 66ch;
  font-size: 18px;
}

.hero__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.section {
  padding: var(--space-lg) 0;
}

.section--surface {
  background: var(--color-surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section--dark {
  background: var(--bg);
}

.section__head {
  margin-bottom: 28px;
}

.section__label {
  margin: 0 0 10px;
  color: var(--muted);
  letter-spacing: 0.3px;
  font-size: 14px;
}

.section__title {
  margin: 0;
  font-size: clamp(26px, 2.8vw, 40px);
  letter-spacing: -0.6px;
}

.section__text {
  margin: 14px 0 40px;
  color: var(--muted);
  max-width: var(--reading);
}

.grid3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card {
  background: var(--color-surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
}

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

.card__text {
  margin: 0;
  color: var(--muted);
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.step {
  padding: 16px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.02);
  text-align: center;
  font-weight: 600;
}

.projects {
  display: grid;
  gap: 32px;
}

.project {
  background: var(--color-surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition:
    transform 0.25s ease,
    border-color 0.25s ease;
}

.project:hover {
  transform: translateY(-6px);
  border-color: rgba(79, 140, 255, 0.4);
}

.project__media {
  height: 280px;
  background: linear-gradient(
    135deg,
    rgba(79, 140, 255, 0.15),
    rgba(79, 140, 255, 0.05)
  );
  border-bottom: 1px solid var(--line);
}

.project__content {
  padding: 24px;
}

.project__title {
  margin: 0 0 6px;
  font-size: 20px;
}

.project__meta {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 14px;
}

.project__link {
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  color: var(--accent);
}

.project__link:hover {
  opacity: 0.85;
}

.contact {
  max-width: 900px;
}

.contact__title {
  margin: 0 0 12px;
  font-size: clamp(28px, 3.2vw, 44px);
  letter-spacing: -0.6px;
}

.contact__text {
  margin: 0 0 24px;
  color: rgba(245, 247, 250, 0.72);
  max-width: var(--reading);
}

.footer {
  border-top: 1px solid var(--line);
  padding: 22px 0;
  background: rgba(255, 255, 255, 0.01);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 13px;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: none;
}

.modal.is-open {
  display: block;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 17, 21, 0.72);
  opacity: 0;
  transition: opacity 220ms ease;
}

.modal.is-open .modal__backdrop {
  opacity: 1;
}

.modal__panel {
  position: relative;
  width: min(720px, calc(100% - 32px));
  margin: 10vh auto 0;
  background: rgba(20, 24, 33, 0.92);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 26px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
  transform-origin: var(--origin-x, 50%) var(--origin-y, 20%);
  opacity: 0;
  transform: translateY(10px) scale(0.22);
  filter: blur(12px);
  will-change: transform, opacity, filter;
}

@keyframes bubbleIn {
  0% {
    opacity: 0;
    transform: translateY(10px) scale(0.22);
    filter: blur(12px);
  }
  60% {
    opacity: 1;
    transform: translateY(0) scale(1.04);
    filter: blur(2px);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

@keyframes bubbleOut {
  0% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
  100% {
    opacity: 0;
    transform: translateY(6px) scale(0.92);
    filter: blur(10px);
  }
}

.modal.is-open .modal__panel {
  animation: bubbleIn 420ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.modal__close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  cursor: pointer;
}

.modal__kicker {
  margin: 0 0 10px;
  color: rgba(245, 247, 250, 0.65);
  letter-spacing: 2px;
  font-size: 12px;
  text-transform: uppercase;
}

.modal__title {
  margin: 0 0 10px;
  font-size: 26px;
  letter-spacing: -0.4px;
}

.modal__text {
  margin: 0 0 18px;
  color: rgba(245, 247, 250, 0.72);
  max-width: 64ch;
}

.modal__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.modal__item {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  border-radius: 14px;
  padding: 14px;
}

.modal__label {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.3px;
}

.modal__value {
  margin: 0;
  font-weight: 600;
}

@media (max-width: 900px) {
  :root {
    --space-lg: 96px;
    --space-md: 76px;
    --space-sm: 52px;
  }

  .grid3 {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .modal__panel {
    margin-top: 7vh;
    padding: 20px;
  }

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

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    animation: none !important;
  }
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  filter: blur(8px);
  transition:
    opacity 700ms cubic-bezier(0.2, 0.8, 0.2, 1),
    transform 700ms cubic-bezier(0.2, 0.8, 0.2, 1),
    filter 700ms cubic-bezier(0.2, 0.8, 0.2, 1);
  will-change: opacity, transform, filter;
}

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

.reveal-words .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(10px);
  filter: blur(8px);
  transition:
    opacity 700ms cubic-bezier(0.2, 0.8, 0.2, 1),
    transform 700ms cubic-bezier(0.2, 0.8, 0.2, 1),
    filter 700ms cubic-bezier(0.2, 0.8, 0.2, 1);
  transition-delay: calc(var(--d, 0) * 1ms);
  will-change: opacity, transform, filter;
}

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