:root {
  --spark-navy: #102746;
  --spark-navy-deep: #0a1830;
  --spark-navy-soft: #1b4a78;
  --spark-cyan: #97e4ff;
  --spark-gold: #f4b53f;
  --spark-gold-soft: #fff3cf;
  --spark-cream: #f6efe2;
  --spark-cream-strong: #fffdf8;
  --spark-ink: #1f2740;
  --spark-muted: #60708d;
  --spark-line: rgba(16, 39, 70, 0.12);
  --spark-shadow: 0 24px 64px rgba(16, 39, 70, 0.14);
  --spark-magenta: #ea689e;
  --spark-coral: #f07d3d;
  --spark-violet: #7c8df6;
  --spark-panel-dark: rgba(16, 39, 70, 0.74);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--spark-ink);
  font-family: "Space Grotesk", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(244, 181, 63, 0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(151, 228, 255, 0.22), transparent 20%),
    linear-gradient(180deg, #f7efdf 0%, #fbf7ee 42%, #fffdf8 100%);
}

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

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.spark-hero {
  position: relative;
  overflow: hidden;
  padding: 1.7rem clamp(1rem, 2vw, 2rem) 4rem;
  background:
    radial-gradient(circle at 10% 12%, rgba(244, 181, 63, 0.12), transparent 18%),
    radial-gradient(circle at 88% 14%, rgba(151, 228, 255, 0.16), transparent 16%),
    linear-gradient(135deg, rgba(9, 23, 43, 0.99), rgba(16, 39, 70, 0.96) 52%, rgba(27, 74, 120, 0.94));
  color: #fff;
}

.spark-hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -6rem;
  height: 14rem;
  background: linear-gradient(180deg, rgba(10, 24, 48, 0), rgba(10, 24, 48, 0.96));
  filter: blur(18px);
  pointer-events: none;
}

.spark-topbar {
  position: relative;
  z-index: 1;
}

.spark-links a {
  color: rgba(255, 255, 255, 0.82);
}

.spark-links a:hover {
  color: #fff;
}

.spark-menu-link,
.spark-all-apps-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.72rem 1rem;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.spark-menu-link:hover,
.spark-menu-link:focus-visible,
.spark-all-apps-link:hover,
.spark-all-apps-link:focus-visible {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.22);
  color: #fff;
}

.spark-menu-link {
  cursor: pointer;
}

.spark-menu-link-cta {
  background: rgba(255, 255, 255, 0.1);
}

.spark-menu-link.is-active {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.24);
  color: #fff;
}

.spark-hero-layout {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 1.6rem auto 0;
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(320px, 0.97fr);
  gap: 2rem;
  align-items: center;
}

.spark-copy h1 {
  margin: 0;
  max-width: 10ch;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(3.15rem, 6.5vw, 6.4rem);
  font-weight: 700;
  line-height: 0.94;
  letter-spacing: -0.06em;
}

.spark-title-accent {
  background: linear-gradient(135deg, #f4b53f 0%, #f07d3d 38%, #ea689e 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.spark-hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.25rem;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.96rem;
  font-weight: 600;
  backdrop-filter: blur(12px);
}

.spark-hero-pill-icon {
  display: inline-grid;
  place-items: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 999px;
  background: rgba(244, 181, 63, 0.16);
  color: var(--spark-gold);
}

.spark-hero-subtitle {
  margin: 0.6rem 0 0;
  color: rgba(255, 255, 255, 0.92);
  font-size: clamp(1.75rem, 3.1vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.04em;
}

.spark-kicker {
  margin: 0 0 0.8rem;
  color: var(--spark-gold);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.spark-text {
  max-width: 64ch;
  margin: 1.15rem 0 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 1.16rem;
  line-height: 1.72;
}

.spark-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.6rem;
}

.spark-hero-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 4rem;
  padding: 0.95rem 1.5rem;
  border-radius: 22px;
  border: 1px solid transparent;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.spark-hero-button:hover,
.spark-hero-button:focus-visible {
  transform: translateY(-2px);
}

.spark-hero-button-primary {
  background: linear-gradient(135deg, var(--spark-coral) 0%, var(--spark-magenta) 100%);
  color: #fff;
  box-shadow: 0 18px 34px rgba(239, 74, 167, 0.28);
}

.spark-hero-button-secondary {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.16);
  color: #fff;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
}

.spark-stat-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  max-width: 900px;
  margin-top: 1.8rem;
}

.spark-stat-row article {
  padding: 1rem 1.1rem;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.09);
  backdrop-filter: blur(10px);
}

.spark-stat-row span {
  display: block;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.spark-stat-row strong {
  display: block;
  margin-top: 0.4rem;
  color: #fff8e8;
  font-size: 1.72rem;
}

.spark-stat-row small {
  display: block;
  margin-top: 0.3rem;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.82rem;
}

.spark-visual {
  position: relative;
}

.spark-hero-image-shell {
  position: relative;
  width: min(100%, 660px);
  margin-inline: auto;
  overflow: hidden;
  border-radius: 32px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 28px 56px rgba(8, 18, 37, 0.24);
}

.spark-hero-image-shell img {
  width: 100%;
  aspect-ratio: 1.26 / 1;
  object-fit: cover;
  filter: saturate(1.02);
}

.spark-hero-image-shell::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 35%, rgba(23, 6, 46, 0.62) 100%);
}

.spark-hero-story-note {
  position: absolute;
  left: 1.5rem;
  right: 1.5rem;
  bottom: 1.2rem;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1rem 1.1rem;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(16, 39, 70, 0.72);
  backdrop-filter: blur(14px);
}

.spark-hero-story-icon {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: 999px;
  background: linear-gradient(135deg, #ffbb33, #ff7a1c);
  color: #fff;
  font-size: 1.15rem;
}

.spark-hero-story-note strong,
.spark-hero-story-note small {
  display: block;
}

.spark-hero-story-note strong {
  color: #fff;
  font-size: 1.08rem;
}

.spark-hero-story-note small {
  margin-top: 0.2rem;
  color: rgba(255, 255, 255, 0.7);
}

.spark-hero-float {
  position: absolute;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 22px;
  color: #fff;
  font-size: 1.7rem;
  box-shadow: 0 18px 34px rgba(8, 18, 37, 0.24);
}

.spark-hero-float-top {
  top: -1rem;
  right: -0.4rem;
  background: linear-gradient(135deg, #f4b53f, #f07d3d);
}

.spark-hero-float-bottom {
  left: -0.5rem;
  bottom: -1.1rem;
  background: linear-gradient(135deg, #74c5ff, #1b4a78);
}

.spark-main {
  position: relative;
  z-index: 1;
  max-width: 1320px;
  margin: -2.2rem auto 0;
  padding: 0 clamp(1rem, 2vw, 2rem) 3rem;
}

.spark-launch-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.95rem;
}

.spark-nav-card {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  min-height: 102px;
  padding: 1rem 1.05rem;
  border: 1px solid rgba(16, 39, 70, 0.1);
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(255, 253, 248, 0.88)),
    rgba(255, 255, 255, 0.9);
  box-shadow: var(--spark-shadow);
  text-align: left;
  color: var(--spark-navy);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.spark-nav-card:hover,
.spark-nav-card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(16, 39, 70, 0.18);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(255, 253, 248, 0.94)),
    rgba(255, 255, 255, 0.94);
}

.spark-nav-card.is-active {
  border-color: rgba(240, 125, 61, 0.24);
  background:
    linear-gradient(135deg, rgba(244, 181, 63, 0.18), rgba(151, 228, 255, 0.24)),
    rgba(255, 255, 255, 0.94);
}

.spark-nav-card strong,
.spark-nav-card small {
  display: block;
}

.spark-nav-card strong {
  font-size: 1rem;
}

.spark-nav-card small {
  margin-top: 0.3rem;
  color: rgba(31, 39, 64, 0.66);
  font-size: 0.82rem;
  line-height: 1.45;
}

.spark-nav-icon {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(151, 228, 255, 0.24), rgba(244, 181, 63, 0.2));
  color: var(--spark-navy);
  font-size: 0;
  flex-shrink: 0;
}

.spark-nav-icon::before {
  font-size: 1.18rem;
}

.spark-nav-card[data-nav-view="home"] .spark-nav-icon::before { content: "\2726"; }
.spark-nav-card[data-nav-view="student"] .spark-nav-icon::before { content: "\1F4DA"; }
.spark-nav-card[data-nav-view="teacher"] .spark-nav-icon::before { content: "\1F4DD"; }
.spark-nav-card[data-nav-view="gallery"] .spark-nav-icon::before { content: "\2605"; }
.spark-nav-card[data-nav-view="family"] .spark-nav-icon::before { content: "\2302"; }
.spark-nav-card[data-nav-view="guides"] .spark-nav-icon::before { content: "\1F4D6"; }

.spark-app-shell {
  margin-top: 1.2rem;
  display: grid;
  gap: 1rem;
}

.spark-home-shell {
  display: grid;
  gap: 1.15rem;
}

.spark-home-panel {
  padding: 1.45rem;
  border-radius: 32px;
  border: 1px solid var(--spark-line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(255, 253, 248, 0.92)),
    rgba(255, 255, 255, 0.92);
  box-shadow: var(--spark-shadow);
}

.spark-home-heading {
  margin-bottom: 1.15rem;
  text-align: center;
}

.spark-home-heading h2 {
  margin: 0;
  color: var(--spark-navy);
  font-size: clamp(2rem, 3.8vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.05em;
}

.spark-home-heading p {
  max-width: 58rem;
  margin: 0.75rem auto 0;
  color: var(--spark-muted);
  font-size: 1.02rem;
  line-height: 1.7;
}

.spark-home-metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.spark-home-metric {
  padding: 1.1rem 1.15rem;
  border-radius: 24px;
  border: 1px solid var(--spark-line);
  background: rgba(255, 255, 255, 0.92);
  text-align: center;
  box-shadow: var(--spark-shadow);
}

.spark-home-metric strong,
.spark-home-metric span,
.spark-home-metric small {
  display: block;
}

.spark-home-metric strong {
  color: var(--spark-navy);
  font-size: 2rem;
  font-weight: 700;
}

.spark-home-metric span {
  margin-top: 0.35rem;
  color: var(--spark-navy-soft);
  font-size: 1rem;
  font-weight: 700;
}

.spark-home-metric small {
  margin-top: 0.22rem;
  color: var(--spark-muted);
}

.spark-home-showcase-grid,
.spark-home-tool-grid,
.spark-home-feature-grid {
  display: grid;
  gap: 1rem;
}

.spark-home-showcase-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.spark-home-tool-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.spark-home-feature-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1rem;
}

.spark-home-showcase-card,
.spark-home-tool-card {
  overflow: hidden;
  border-radius: 28px;
  border: 1px solid var(--spark-line);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--spark-shadow);
}

.spark-home-launch-card {
  display: block;
  width: 100%;
  padding: 0;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  appearance: none;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.spark-home-launch-card:hover,
.spark-home-launch-card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(16, 39, 70, 0.24);
  box-shadow: 0 28px 56px rgba(16, 39, 70, 0.16);
}

.spark-home-launch-card:focus-visible {
  outline: 3px solid rgba(240, 125, 61, 0.28);
  outline-offset: 4px;
}

.spark-home-showcase-media,
.spark-home-tool-media {
  position: relative;
}

.spark-home-showcase-media img {
  width: 100%;
  height: 15.5rem;
  object-fit: cover;
}

.spark-home-tool-media img {
  width: 100%;
  height: 11.25rem;
  object-fit: cover;
}

.spark-home-image-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(9, 23, 43, 0.08) 0%, rgba(9, 23, 43, 0.72) 100%);
}

.spark-home-showcase-copy {
  position: absolute;
  left: 1.2rem;
  right: 1.2rem;
  bottom: 1.15rem;
  z-index: 1;
}

.spark-home-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.55rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.spark-home-eyebrow-icon {
  display: inline-grid;
  place-items: center;
}

.spark-home-eyebrow.is-cyan { color: #82e4ff; }
.spark-home-eyebrow.is-green { color: #6df3b2; }
.spark-home-eyebrow.is-violet { color: #b8a3ff; }

.spark-home-showcase-copy h3 {
  margin: 0;
  color: #fff;
  font-size: 1.9rem;
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.spark-home-showcase-copy p {
  margin: 0.55rem 0 0;
  color: rgba(255, 255, 255, 0.76);
  line-height: 1.55;
}

.spark-home-card-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.95rem;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--spark-coral);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  font: inherit;
  cursor: pointer;
}

.spark-home-card-cta:hover,
.spark-home-card-cta:focus-visible {
  color: var(--spark-navy);
}

.spark-home-card-cta:focus-visible {
  outline: 2px solid rgba(240, 125, 61, 0.28);
  outline-offset: 4px;
}

.spark-home-icon-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 1;
  display: grid;
  place-items: center;
  min-width: 2.85rem;
  height: 2.85rem;
  padding-inline: 0.85rem;
  border-radius: 18px;
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
  box-shadow: 0 14px 30px rgba(17, 4, 35, 0.24);
}

.spark-home-icon-badge.is-cyan { background: linear-gradient(135deg, #44b4ff, #5fd6ff); }
.spark-home-icon-badge.is-green { background: linear-gradient(135deg, #22c55e, #10b981); }
.spark-home-icon-badge.is-coral { background: linear-gradient(135deg, #ff8a46, #ff5b5b); }
.spark-home-icon-badge.is-pink { background: linear-gradient(135deg, #f553c3, #bf6bff); }
.spark-home-icon-badge.is-gold { background: linear-gradient(135deg, #ffbe37, #ff8b25); }
.spark-home-icon-badge.is-indigo { background: linear-gradient(135deg, #6f7cff, #8f6eff); }

.spark-home-tool-body {
  padding: 1.1rem 1.2rem 1.25rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(246, 239, 226, 0.82));
}

.spark-home-tool-body h3 {
  margin: 0;
  color: var(--spark-navy);
  font-size: 1.7rem;
  letter-spacing: -0.04em;
}

.spark-home-tool-body p {
  margin: 0.65rem 0 0;
  color: var(--spark-muted);
  line-height: 1.6;
}

.spark-home-tag {
  display: inline-flex;
  align-items: center;
  margin: 0 0 0.9rem;
  padding: 0.48rem 0.9rem;
  border-radius: 999px;
  background: var(--spark-gold-soft);
  color: var(--spark-coral);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.spark-home-title {
  margin: 0;
  color: var(--spark-navy);
  font-size: clamp(1.9rem, 3.1vw, 2.8rem);
  line-height: 1.06;
  letter-spacing: -0.04em;
}

.spark-home-copy {
  margin: 0.85rem 0 0;
  color: var(--spark-muted);
  line-height: 1.72;
}

.spark-home-feature-tile {
  padding: 1rem 1.05rem;
  border-radius: 22px;
  border: 1px solid rgba(16, 39, 70, 0.08);
  background: linear-gradient(180deg, #ffffff 0%, #f3f8fd 100%);
}

.spark-home-feature-tile h4 {
  margin: 0;
  color: var(--spark-navy);
  font-size: 1rem;
}

.spark-home-feature-tile p {
  margin: 0.55rem 0 0;
  color: var(--spark-muted);
  line-height: 1.6;
}

.spark-section-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 1rem;
}

.spark-card,
.spark-surface,
.spark-panel {
  border-radius: 30px;
  border: 1px solid var(--spark-line);
  background: rgba(255, 253, 248, 0.96);
  box-shadow: var(--spark-shadow);
}

.spark-card {
  padding: 1.4rem;
}

.spark-panel {
  padding: 1.6rem;
}

.spark-surface {
  padding: 1.25rem 1.35rem;
}

.spark-section-title {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  font-size: clamp(1.6rem, 2.8vw, 2.4rem);
  line-height: 1.02;
  color: var(--spark-navy);
}

.spark-section-copy,
.spark-copy-list,
.spark-note {
  color: var(--spark-muted);
  line-height: 1.7;
}

.spark-chip-row,
.spark-pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.spark-chip,
.spark-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.62rem 0.95rem;
  border-radius: 999px;
  background: #eef7ff;
  color: var(--spark-navy);
  font-size: 0.88rem;
  font-weight: 600;
}

.spark-pill.is-accent {
  background: #fff1c8;
}

.spark-pill.is-dark {
  background: #112744;
  color: #fff8e8;
}

.spark-grid-2,
.spark-grid-3,
.spark-grid-4 {
  display: grid;
  gap: 1rem;
}

.spark-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.spark-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.spark-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.spark-mini-card {
  padding: 1.05rem;
  border-radius: 24px;
  border: 1px solid rgba(16, 39, 70, 0.08);
  background: #fff;
}

.spark-mini-card h3,
.spark-mini-card h4 {
  margin: 0;
  color: var(--spark-navy);
}

.spark-mini-card p,
.spark-mini-card ul {
  margin: 0.6rem 0 0;
  color: var(--spark-muted);
  line-height: 1.65;
}

.spark-form {
  display: grid;
  gap: 1rem;
}

.spark-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.spark-form-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.spark-field {
  display: grid;
  gap: 0.45rem;
}

.spark-field label,
.spark-label {
  color: var(--spark-navy);
  font-size: 0.9rem;
  font-weight: 700;
}

.spark-input,
.spark-select,
.spark-textarea,
.spark-search {
  width: 100%;
  min-height: 3rem;
  padding: 0.8rem 0.95rem;
  border: 1px solid rgba(16, 39, 70, 0.15);
  border-radius: 18px;
  background: #fff;
  color: var(--spark-ink);
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.spark-textarea {
  min-height: 7rem;
  resize: vertical;
}

.spark-input:focus,
.spark-select:focus,
.spark-textarea:focus,
.spark-search:focus {
  border-color: rgba(16, 39, 70, 0.28);
  box-shadow: 0 0 0 4px rgba(151, 228, 255, 0.2);
}

.spark-button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.spark-button,
.spark-ghost-button,
.spark-soft-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 3rem;
  padding: 0.8rem 1.15rem;
  border-radius: 999px;
  border: 0;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.spark-button {
  background: linear-gradient(135deg, var(--spark-coral), var(--spark-magenta));
  color: #fff;
  box-shadow: 0 12px 26px rgba(239, 74, 167, 0.22);
}

.spark-soft-button {
  background: linear-gradient(135deg, rgba(151, 228, 255, 0.24), rgba(244, 181, 63, 0.18));
  color: var(--spark-navy);
  border: 1px solid rgba(16, 39, 70, 0.12);
}

.spark-ghost-button {
  background: #fff;
  color: var(--spark-navy);
  border: 1px solid rgba(16, 39, 70, 0.16);
}

.spark-button:hover,
.spark-soft-button:hover,
.spark-ghost-button:hover {
  transform: translateY(-1px);
}

.spark-overview-band {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 1rem;
}

.spark-story-steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.7rem;
}

.spark-step {
  padding: 0.8rem;
  border-radius: 20px;
  border: 1px solid rgba(16, 39, 70, 0.12);
  background: #fff;
}

.spark-step.is-active {
  border-color: rgba(16, 39, 70, 0.22);
  background: linear-gradient(180deg, #fef8e4 0%, #eef7ff 100%);
}

.spark-step.is-complete {
  background: linear-gradient(180deg, #e9fff4 0%, #fdfaf1 100%);
}

.spark-step strong {
  display: block;
  color: var(--spark-navy);
}

.spark-step small {
  display: block;
  margin-top: 0.25rem;
  color: var(--spark-muted);
}

.spark-builder-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(330px, 0.88fr);
  gap: 1rem;
}

.spark-summary-stack,
.spark-story-stack,
.spark-guide-list,
.spark-assignment-list,
.spark-story-list {
  display: grid;
  gap: 0.85rem;
}

.spark-summary-block,
.spark-story-item,
.spark-table-row,
.spark-guide-item,
.spark-assignment-item {
  padding: 1rem 1.05rem;
  border-radius: 22px;
  border: 1px solid rgba(16, 39, 70, 0.09);
  background: #fff;
}

.spark-summary-block h4,
.spark-story-item h4,
.spark-table-row h4,
.spark-guide-item h4,
.spark-assignment-item h4 {
  margin: 0;
  color: var(--spark-navy);
}

.spark-summary-block p,
.spark-story-item p,
.spark-table-row p,
.spark-guide-item p,
.spark-assignment-item p {
  margin: 0.5rem 0 0;
  color: var(--spark-muted);
  line-height: 1.6;
}

.spark-table {
  display: grid;
  gap: 0.8rem;
}

.spark-table-head,
.spark-table-row {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr 0.8fr 0.85fr 0.9fr;
  align-items: center;
  gap: 0.7rem;
}

.spark-table-head {
  padding: 0 0.4rem;
  color: var(--spark-muted);
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.spark-table-row .spark-cell-title strong {
  display: block;
}

.spark-table-row .spark-cell-title small {
  color: var(--spark-muted);
}

.spark-status {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
}

.spark-status.is-complete,
.spark-status.is-approved {
  background: #ddf6ea;
  color: #1d6b4a;
}

.spark-status.is-progress,
.spark-status.is-pending {
  background: #fff1c8;
  color: #7a5812;
}

.spark-status.is-rejected {
  background: #ffe0db;
  color: #a54436;
}

.spark-status.is-draft {
  background: #e6f0ff;
  color: #335b90;
}

.spark-illustration-card {
  overflow: hidden;
  padding: 0;
}

.spark-illustration-card img {
  width: 100%;
}

.spark-illustration-copy {
  padding: 1.2rem 1.3rem 1.35rem;
}

.spark-illustration-copy h3 {
  margin: 0;
  color: var(--spark-navy);
}

.spark-illustration-copy p {
  margin: 0.65rem 0 0;
  color: var(--spark-muted);
  line-height: 1.65;
}

.spark-chart-shell {
  display: grid;
  gap: 0.9rem;
}

.spark-chart {
  width: 100%;
  min-height: 220px;
  padding: 1rem;
  border-radius: 26px;
  border: 1px solid rgba(16, 39, 70, 0.08);
  background: linear-gradient(180deg, #fff 0%, #f5f9ff 100%);
}

.spark-chart svg {
  width: 100%;
  height: 220px;
}

.spark-inline-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.spark-inline-stats article {
  min-width: 140px;
  padding: 0.85rem 1rem;
  border-radius: 22px;
  border: 1px solid rgba(16, 39, 70, 0.09);
  background: #fff;
}

.spark-inline-stats span {
  display: block;
  color: var(--spark-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.spark-inline-stats strong {
  display: block;
  margin-top: 0.35rem;
  color: var(--spark-navy);
  font-size: 1.35rem;
}

.spark-filter-bar {
  display: grid;
  grid-template-columns: 1.1fr repeat(3, minmax(0, 0.6fr));
  gap: 0.8rem;
}

.spark-guides-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 1rem;
}

.spark-guide-group {
  display: grid;
  gap: 0.85rem;
}

.spark-guide-item.is-open {
  border-color: rgba(16, 39, 70, 0.2);
  background: linear-gradient(180deg, #fffdf6 0%, #f6fbff 100%);
}

.spark-guide-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  text-align: left;
  color: inherit;
}

.spark-guide-toggle span {
  font-weight: 700;
  color: var(--spark-navy);
}

.spark-guide-body {
  margin-top: 0.9rem;
  color: var(--spark-muted);
  line-height: 1.7;
}

.spark-comment-list {
  display: grid;
  gap: 0.75rem;
}

.spark-comment {
  padding: 0.9rem 1rem;
  border-radius: 20px;
  background: #fff;
  border: 1px solid rgba(16, 39, 70, 0.08);
}

.spark-comment-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem;
  color: var(--spark-muted);
  font-size: 0.84rem;
}

.spark-comment p {
  margin: 0.6rem 0 0;
  color: var(--spark-ink);
  line-height: 1.6;
}

.spark-footer {
  padding: 0 1rem 2.5rem;
  text-align: center;
  color: rgba(31, 39, 64, 0.72);
}

.toast-region {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 40;
  display: grid;
  gap: 0.6rem;
}

.spark-toast {
  min-width: 260px;
  max-width: 340px;
  padding: 0.95rem 1rem;
  border-radius: 18px;
  background: rgba(16, 39, 70, 0.96);
  color: #fff8e8;
  box-shadow: 0 24px 48px rgba(8, 23, 41, 0.26);
}

.spark-empty {
  padding: 1.4rem;
  border: 1px dashed rgba(16, 39, 70, 0.16);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.62);
  color: var(--spark-muted);
  text-align: center;
}

.spark-hidden {
  display: none !important;
}

@media (max-width: 1180px) {
  .spark-hero-layout,
  .spark-overview-band,
  .spark-builder-grid,
  .spark-section-grid,
  .spark-guides-grid {
    grid-template-columns: 1fr;
  }

  .spark-home-showcase-grid,
  .spark-home-tool-grid,
  .spark-home-metric-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 900px) {
  .spark-grid-3,
  .spark-grid-4,
  .spark-form-grid,
  .spark-form-grid-3,
  .spark-filter-bar,
  .spark-table-head,
  .spark-table-row,
  .spark-story-steps,
  .spark-home-showcase-grid,
  .spark-home-tool-grid,
  .spark-home-feature-grid,
  .spark-home-metric-grid {
    grid-template-columns: 1fr;
  }

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

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

  .spark-hero-float {
    display: none;
  }

  .spark-hero-story-note {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
  }

  .spark-home-showcase-copy h3 {
    font-size: 1.55rem;
  }

  .spark-grid-2 {
    grid-template-columns: 1fr;
  }

  .spark-launch-strip {
    grid-template-columns: 1fr;
  }

  .spark-copy h1 {
    max-width: 100%;
  }

  .spark-topbar .top-links {
    justify-content: flex-start;
  }
}

@media (max-width: 900px) {
  .spark-links {
    gap: 0.55rem;
  }
}

@media (max-width: 640px) {
  .spark-hero {
    padding-bottom: 2.75rem;
  }

  .spark-hero-pill {
    width: 100%;
    justify-content: center;
  }

  .spark-main {
    margin-top: -0.2rem;
  }

  .spark-stat-row {
    grid-template-columns: 1fr;
  }

  .spark-menu-link,
  .spark-all-apps-link {
    width: 100%;
  }

  .spark-toast {
    min-width: 0;
    max-width: none;
  }

  .toast-region {
    left: 1rem;
    right: 1rem;
  }
}