:root {
  --jk-ink: #0F1933;
  --jk-ink-deep: #080F22;
  --jk-ink-soft: #1A2547;
  --jk-spark: #FFD93D;
  --jk-spark-soft: #FFE876;
  --jk-plum: #B76BFF;
  --jk-paper: #F5F5F5;
  --jk-paper-mute: #B6BBCC;
  --jk-rose: #FF6B95;
  --jk-radius: 18px;
}

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

html {
  scroll-behavior: smooth;
}

body.jk-page {
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: linear-gradient(180deg, var(--jk-ink-deep) 0%, var(--jk-ink) 60%, var(--jk-ink-deep) 100%);
  color: var(--jk-paper);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

a {
  color: var(--jk-spark);
  text-decoration: none;
  transition: color 200ms ease, transform 200ms ease;
}

a:hover {
  color: var(--jk-spark-soft);
}

.jk-bursts {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.jk-burst {
  position: absolute;
  display: block;
  background: var(--jk-spark);
  clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
  opacity: 0.16;
}

.jk-burst--a { top: 8%;  left: 6%;  width: 110px; height: 110px; }
.jk-burst--b { top: 18%; right: 8%; width: 70px;  height: 70px;  background: var(--jk-plum); opacity: 0.22; transform: rotate(15deg); }
.jk-burst--c { bottom: 12%; left: 14%; width: 90px; height: 90px; transform: rotate(-10deg); }
.jk-burst--d { bottom: 22%; right: 12%; width: 130px; height: 130px; opacity: 0.12; transform: rotate(8deg); }

.jk-dot {
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--jk-spark-soft);
  opacity: 0.4;
}

.jk-dot--1 { top: 30%; left: 40%; width: 8px;  height: 8px; }
.jk-dot--2 { top: 70%; left: 70%; width: 6px;  height: 6px; }
.jk-dot--3 { top: 20%; left: 80%; width: 10px; height: 10px; opacity: 0.5; }

.jk-topbar {
  position: relative;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 36px;
  flex-wrap: wrap;
  gap: 18px;
  max-width: 1240px;
  margin: 0 auto;
}

.jk-mark {
  display: inline-flex;
  align-items: baseline;
  gap: 12px;
  color: var(--jk-spark);
  font-family: 'Bangers', 'Inter', cursive;
  font-size: 32px;
  letter-spacing: 1.2px;
}

.jk-mark__bang {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: var(--jk-spark);
  color: var(--jk-ink);
  font-size: 28px;
  transform: rotate(-6deg);
  box-shadow: 0 8px 18px rgba(255, 217, 61, 0.25);
}

.jk-mark__word {
  position: relative;
  top: 4px;
}

.jk-nav {
  display: flex;
  gap: 22px;
  align-items: center;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.4px;
}

.jk-nav a {
  color: var(--jk-paper);
}

.jk-nav a:hover {
  color: var(--jk-spark);
}

.jk-nav__pill {
  background: var(--jk-spark);
  color: var(--jk-ink) !important;
  padding: 8px 16px;
  border-radius: 999px;
  font-weight: 700;
}

.jk-nav__pill:hover {
  background: var(--jk-spark-soft);
}

.jk-hero,
.jk-tools,
.jk-about,
.jk-contact {
  position: relative;
  z-index: 4;
  max-width: 1080px;
  margin: 0 auto;
  padding: 60px 36px;
}

.jk-hero {
  text-align: center;
  padding-top: 80px;
  padding-bottom: 80px;
}

.jk-hero__kicker {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--jk-paper-mute);
  margin-bottom: 16px;
}

.jk-hero__title {
  font-family: 'Bangers', cursive;
  font-size: clamp(56px, 9vw, 120px);
  letter-spacing: 2px;
  color: var(--jk-spark);
  line-height: 0.92;
  text-shadow: 4px 6px 0 rgba(0, 0, 0, 0.35);
  position: relative;
  display: inline-block;
}

.jk-hero__title::after {
  content: '!';
  position: absolute;
  top: -18px;
  right: -36px;
  font-size: 0.55em;
  color: var(--jk-plum);
  transform: rotate(12deg);
}

.jk-hero__lead {
  margin: 28px auto 0;
  max-width: 640px;
  font-size: 17px;
  line-height: 1.65;
  color: var(--jk-paper);
}

.jk-hero__row {
  margin-top: 38px;
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.jk-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.6px;
  padding: 14px 26px;
  border-radius: 14px;
  border: 2px solid transparent;
  text-transform: uppercase;
  transition: transform 220ms ease, background 220ms ease, color 220ms ease, border 220ms ease;
}

.jk-btn--primary {
  background: var(--jk-spark);
  color: var(--jk-ink);
  box-shadow: 0 12px 24px rgba(255, 217, 61, 0.18);
}

.jk-btn--primary:hover {
  transform: translateY(-2px);
  background: var(--jk-spark-soft);
  color: var(--jk-ink);
}

.jk-btn--ghost {
  background: transparent;
  color: var(--jk-paper);
  border-color: rgba(255, 217, 61, 0.45);
}

.jk-btn--ghost:hover {
  border-color: var(--jk-spark);
  color: var(--jk-spark);
}

.jk-section__title {
  font-family: 'Bangers', cursive;
  font-size: clamp(34px, 5vw, 52px);
  letter-spacing: 1.4px;
  color: var(--jk-paper);
  text-align: center;
  margin-bottom: 32px;
  position: relative;
}

.jk-section__title::before {
  content: '';
  display: block;
  width: 56px;
  height: 4px;
  border-radius: 4px;
  background: var(--jk-spark);
  margin: 0 auto 18px;
}

.jk-tools__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 22px;
  margin-top: 12px;
}

.jk-tool {
  background: var(--jk-ink-soft);
  border: 2px solid rgba(255, 217, 61, 0.18);
  border-radius: 22px;
  padding: 28px 24px 26px;
  position: relative;
  overflow: hidden;
  transition: transform 280ms ease, border 280ms ease, box-shadow 280ms ease;
}

.jk-tool::after {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 130px;
  height: 130px;
  background: var(--jk-spark);
  opacity: 0.06;
  border-radius: 50%;
  transition: opacity 280ms ease;
}

.jk-tool:hover {
  transform: translateY(-6px);
  border-color: var(--jk-spark);
  box-shadow: 0 16px 32px rgba(15, 25, 51, 0.45);
}

.jk-tool:hover::after {
  opacity: 0.16;
}

.jk-tool__icon {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--jk-spark);
  color: var(--jk-ink);
  font-family: 'Bangers', cursive;
  font-size: 28px;
  margin-bottom: 18px;
  transform: rotate(-4deg);
}

.jk-tool--day .jk-tool__icon { background: var(--jk-spark-soft); }
.jk-tool--rnd .jk-tool__icon { background: var(--jk-plum); color: var(--jk-paper); }

.jk-tool h3 {
  font-family: 'Bangers', cursive;
  font-size: 28px;
  letter-spacing: 1px;
  margin-bottom: 10px;
  color: var(--jk-paper);
}

.jk-tool p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--jk-paper-mute);
}

.jk-about__split {
  display: grid;
  grid-template-columns: minmax(260px, 1.4fr) minmax(220px, 1fr);
  gap: 36px;
  align-items: start;
  background: var(--jk-ink-soft);
  border: 2px solid rgba(255, 217, 61, 0.16);
  border-radius: 22px;
  padding: 30px;
}

.jk-about__split p + p {
  margin-top: 14px;
}

.jk-about__split p {
  color: var(--jk-paper);
  line-height: 1.7;
  font-size: 15px;
}

.jk-about__facts {
  list-style: none;
  display: grid;
  gap: 14px;
}

.jk-about__facts li {
  background: var(--jk-ink-deep);
  border: 1px solid rgba(255, 217, 61, 0.18);
  border-radius: 14px;
  padding: 14px 16px;
  display: grid;
  gap: 4px;
}

.jk-about__facts strong {
  font-family: 'Bangers', cursive;
  font-size: 14px;
  letter-spacing: 1.2px;
  color: var(--jk-spark);
}

.jk-about__facts span {
  font-size: 13px;
  color: var(--jk-paper);
}

.jk-contact__lead {
  text-align: center;
  font-size: 16px;
  color: var(--jk-paper-mute);
  max-width: 580px;
  margin: 0 auto 28px;
  line-height: 1.6;
}

.jk-contact__cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.jk-contact__card {
  background: var(--jk-ink-soft);
  border: 2px solid rgba(255, 217, 61, 0.18);
  border-radius: 18px;
  padding: 20px;
  display: grid;
  gap: 8px;
  transition: transform 220ms ease, border 220ms ease;
  text-decoration: none;
}

.jk-contact__card:hover {
  transform: translateY(-4px);
  border-color: var(--jk-spark);
}

.jk-contact__role {
  font-family: 'Bangers', cursive;
  font-size: 18px;
  letter-spacing: 1px;
  color: var(--jk-spark);
}

.jk-contact__addr {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  color: var(--jk-paper);
  word-break: break-all;
}

.jk-foot {
  position: relative;
  z-index: 4;
  text-align: center;
  padding: 32px 24px 56px;
  border-top: 1px solid rgba(255, 217, 61, 0.12);
  margin-top: 30px;
  font-size: 12px;
  color: var(--jk-paper-mute);
  display: grid;
  gap: 6px;
}

.jk-foot a {
  color: var(--jk-spark);
}

@media (max-width: 720px) {
  .jk-topbar { padding: 18px 20px; }
  .jk-hero, .jk-tools, .jk-about, .jk-contact { padding: 48px 20px; }
  .jk-about__split { grid-template-columns: 1fr; padding: 22px; }
  .jk-hero__title::after { right: 0; top: -10px; }
  .jk-nav { gap: 14px; font-size: 13px; }
}

.jk-fade-up {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.jk-fade-up.is-in {
  opacity: 1;
  transform: none;
}