:root {
  --core-pink: #F8A5B8;
  --core-pink-light: #FFCAD4;
  --core-pink-deep: #E8899C;
  --core-blue: #7BC8F6;
  --core-blue-light: #A5DDFB;
  --core-purple: #C9A0DC;
  --core-purple-deep: #A87DC2;
  --core-gold: #F5D76E;
  --core-green: #8ED16C;
  --surface: rgba(255, 255, 255, 0.92);
  --surface-strong: #FFFFFF;
  --background: #FFF9F5;
  --background-gradient: linear-gradient(135deg, #FFF9F5 0%, #F0F8FF 50%, #FFF5F8 100%);
  --text: #5D4E60;
  --text-mid: #6B5C70;
  --text-soft: #807084;
  --border: #F0E6EB;
  --shadow: 0 16px 42px rgba(248, 165, 184, 0.15);
  --shadow-hover: 0 20px 52px rgba(123, 200, 246, 0.18);
  --radius-small: 12px;
  --radius-card: 18px;
  --radius-large: 24px;
  --radius-panel: 28px;
  --shell: 1100px;
  --font-display: Fredoka, ui-rounded, "Arial Rounded MT Bold", system-ui, sans-serif;
  --font-body: Quicksand, Nunito, system-ui, sans-serif;
}

[data-theme="nature"] {
  --core-pink: #8ED16C;
  --core-pink-light: #D9F4C7;
  --core-pink-deep: #63B94D;
  --core-blue: #7BC8F6;
  --core-purple: #B9DCA0;
  --shadow: 0 16px 42px rgba(142, 209, 108, 0.16);
}

[data-theme="maker"] {
  --core-pink: #C9A0DC;
  --core-pink-light: #EAD8F2;
  --core-pink-deep: #A87DC2;
  --core-blue: #7BC8F6;
  --core-purple: #F8A5B8;
  --shadow: 0 16px 42px rgba(201, 160, 220, 0.17);
}

[data-shell="article"] {
  --shell: 900px;
}

[data-shell="explorer"] {
  --shell: 1400px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--text);
  background:
    radial-gradient(circle at 12% 8%, rgba(248, 165, 184, 0.11), transparent 28%),
    radial-gradient(circle at 80% 18%, rgba(123, 200, 246, 0.10), transparent 30%),
    radial-gradient(circle at 55% 78%, rgba(201, 160, 220, 0.09), transparent 30%),
    var(--background-gradient);
}

a {
  color: var(--core-pink-deep);
  font-weight: 700;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  display: block;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 1rem;
  z-index: 10;
  background: var(--core-gold);
  color: var(--text);
  padding: 0.75rem 1rem;
  border-radius: 999px;
}

.skip-link:focus {
  left: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0.85rem clamp(1rem, 3vw, 2rem);
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(16px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text);
}

.brand img {
  border-radius: 14px;
  filter: drop-shadow(0 8px 16px rgba(248, 165, 184, 0.18));
}

.brand strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1;
}

.brand small {
  display: block;
  color: var(--text-soft);
  font-size: 0.78rem;
  font-weight: 700;
}

#site-nav {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

#site-nav a {
  position: relative;
  color: var(--text-mid);
  padding: 0.52rem 0.78rem;
  border: 1px solid transparent;
  border-radius: 999px;
}

#site-nav a:hover,
#site-nav a[aria-current="page"] {
  color: var(--core-pink-deep);
  background: rgba(255, 202, 212, 0.45);
  border-color: rgba(232, 137, 156, 0.34);
  text-decoration: none;
}

#site-nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 22%;
  right: 22%;
  bottom: 0.25rem;
  height: 2px;
  border-radius: 999px;
  background: var(--core-pink-deep);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--border);
  background: var(--surface-strong);
  color: var(--text);
  border-radius: 999px;
  padding: 0.58rem 0.9rem;
  font: 700 0.95rem var(--font-body);
}

main {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 clamp(1rem, 3vw, 2rem) 4rem;
}

.breadcrumb {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-top: 1.25rem;
  color: var(--text-soft);
  font-weight: 700;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  align-items: center;
  gap: clamp(1.5rem, 4vw, 3rem);
  min-height: 72vh;
  padding: clamp(3rem, 7vw, 6rem) 0 clamp(2rem, 5vw, 4rem);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin-bottom: 0.75rem;
  padding: 0.38rem 0.72rem;
  border: 1px solid rgba(232, 137, 156, 0.28);
  border-radius: 999px;
  background: rgba(255, 202, 212, 0.5);
  color: var(--core-pink-deep);
  font-weight: 700;
  font-size: 0.78rem;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-display);
  color: var(--text);
  line-height: 1.05;
  letter-spacing: 0;
}

h1 {
  max-width: 920px;
  font-size: clamp(2.2rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.8rem, 3.8vw, 2.7rem);
}

h3 {
  font-size: 1.25rem;
}

p {
  color: var(--text-mid);
  line-height: 1.7;
}

.lede {
  max-width: 760px;
  margin: 1rem 0 0;
  color: var(--text-mid);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  font-weight: 600;
}

.hero-actions,
.meta-pills,
.stat-row {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
  align-items: center;
}

.hero-actions {
  margin: 1.45rem 0;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 0;
  border-radius: 999px;
  padding: 0.82rem 1.08rem;
  font: 700 0.98rem var(--font-body);
  cursor: pointer;
  color: var(--text);
  background: linear-gradient(135deg, var(--core-pink), var(--core-pink-light));
  box-shadow: 0 12px 28px rgba(248, 165, 184, 0.22);
}

.button:hover {
  transform: translateY(-2px);
  text-decoration: none;
}

.button.secondary {
  background: linear-gradient(135deg, var(--core-blue), var(--core-blue-light));
  box-shadow: 0 12px 28px rgba(123, 200, 246, 0.18);
}

.cta-panel {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.cta-card {
  position: relative;
  display: grid;
  align-content: start;
  min-height: 170px;
  padding: 1.2rem;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-large);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
  color: var(--text);
}

.cta-card::after {
  content: "Open";
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  justify-content: center;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--core-blue), var(--core-blue-light));
  color: var(--text);
  font-weight: 800;
}

.cta-card.featured {
  background: linear-gradient(135deg, rgba(255, 202, 212, 0.92), rgba(240, 248, 255, 0.96));
}

.cta-card:hover {
  transform: translateY(-3px);
  text-decoration: none;
  box-shadow: var(--shadow-hover);
}

.cta-card span,
.cta-card small {
  display: block;
}

.cta-card span {
  width: fit-content;
  margin-bottom: 0.75rem;
  padding: 0.34rem 0.68rem;
  border: 1px solid rgba(232, 137, 156, 0.28);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--core-pink-deep);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.cta-card strong {
  max-width: 22rem;
  color: var(--text);
  font-family: var(--font-display);
  font-size: 1.45rem;
  line-height: 1.05;
}

.cta-card small {
  max-width: 26rem;
  margin-top: 0.7rem;
  padding-right: 4.4rem;
  color: var(--text-mid);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.45;
}

.meta-pills span,
.stat-row span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--text-soft);
  font-weight: 700;
  font-size: 0.9rem;
}

.hero-visual {
  min-height: 360px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-panel);
  background: rgba(255, 255, 255, 0.56);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-visual img {
  width: min(100%, 560px);
  min-height: 300px;
  object-fit: cover;
}

.content-section {
  padding: clamp(2.4rem, 5vw, 4rem) 0;
  border-top: 1px solid var(--border);
}

.section-heading {
  max-width: 780px;
  margin-bottom: 1.35rem;
}

.section-body > p:first-child {
  margin-top: 0;
}

.card-grid,
.tool-grid,
.split {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

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

.info-card,
.tool,
.split > div {
  padding: 1.15rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.info-card:hover,
.tool:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.info-card span {
  display: block;
  margin-bottom: 0.4rem;
  color: var(--core-pink-deep);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.tool.wide {
  max-width: 860px;
}

.tool label {
  display: block;
  margin: 0.75rem 0 0.35rem;
  color: var(--text-mid);
  font-weight: 700;
}

.tool label:has(input[type="checkbox"]) {
  display: flex;
  gap: 0.55rem;
  align-items: center;
  margin: 0.55rem 0;
}

input,
select {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #FFFFFF;
  color: var(--text);
  padding: 0.72rem 0.85rem;
  font: 600 1rem var(--font-body);
}

input[type="checkbox"] {
  width: 18px;
  min-height: 18px;
  accent-color: var(--core-pink-deep);
}

.tool-output {
  min-height: 70px;
  margin-top: 1rem;
  padding: 0.9rem;
  border: 1px solid rgba(123, 200, 246, 0.36);
  border-radius: 16px;
  background: rgba(240, 248, 255, 0.78);
  color: var(--text);
  font-weight: 700;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface-strong);
  box-shadow: var(--shadow);
}

table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
}

th,
td {
  padding: 0.9rem 1rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--border);
}

th {
  background: linear-gradient(135deg, rgba(255, 202, 212, 0.75), rgba(165, 221, 251, 0.7));
  color: var(--text);
  font-family: var(--font-display);
}

tr:last-child td {
  border-bottom: 0;
}

.copy-block pre {
  white-space: pre-wrap;
  overflow: auto;
  margin: 0 0 1rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: #FFFFFF;
  color: var(--text);
  font: 600 0.96rem ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.check-list {
  display: grid;
  gap: 0.7rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li,
.timeline div {
  padding: 0.9rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
  color: var(--text-mid);
  font-weight: 600;
}

.timeline {
  counter-reset: step;
  display: grid;
  gap: 0.75rem;
}

.timeline div {
  position: relative;
  padding-left: 3rem;
}

.timeline div::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0.9rem;
  top: 0.9rem;
  width: 1.4rem;
  height: 1.4rem;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: var(--core-gold);
  color: var(--text);
  font-family: var(--font-display);
}

.faq details {
  margin: 0.75rem 0;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.faq summary {
  cursor: pointer;
  color: var(--text);
  font-family: var(--font-display);
  font-size: 1.1rem;
}

.fine-print {
  color: var(--text-soft);
  font-size: 0.92rem;
}

.site-footer {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem clamp(1rem, 3vw, 2rem) 4rem;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.6fr);
  gap: 1rem;
  border-top: 1px solid var(--border);
}

.site-footer strong {
  font-family: var(--font-display);
  color: var(--text);
}

.site-footer nav {
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.site-footer a {
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.74);
}

@media (max-width: 1120px) {
  .nav-toggle {
    display: inline-flex;
  }

  #site-nav {
    position: absolute;
    left: 1rem;
    right: 1rem;
    top: 4.7rem;
    display: none;
    justify-content: flex-start;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow);
  }

  #site-nav.is-open {
    display: flex;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }
}

@media (max-width: 760px) {
  .card-grid,
  .tool-grid,
  .split,
  .cta-panel {
    grid-template-columns: 1fr;
  }

  .cta-card {
    min-height: 156px;
  }

  .site-header,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .site-footer {
    display: block;
  }

  .site-footer nav {
    justify-content: flex-start;
  }

  .hero-visual {
    min-height: 260px;
  }

  .hero-actions .button {
    width: 100%;
  }
}

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