/* ============================================================
   Fuse — electric blue & cyan theme
   ============================================================ */

/* ---------- Light mode palette ---------- */
[data-md-color-scheme="default"] {
  --md-primary-fg-color:           #0969DA;
  --md-primary-fg-color--light:    #218BFF;
  --md-primary-fg-color--dark:     #0550AE;
  --md-primary-bg-color:           #F6F8FA;
  --md-primary-bg-color--light:    #FFFFFF;

  --md-accent-fg-color:            #0EA5E9;
  --md-accent-fg-color--transparent: rgba(14, 165, 233, 0.12);

  --md-default-bg-color:           #FAFBFC;
  --md-default-fg-color:           #1F2328;
  --md-default-fg-color--light:    rgba(31, 35, 40, 0.70);
  --md-default-fg-color--lighter:  rgba(31, 35, 40, 0.48);
  --md-default-fg-color--lightest: rgba(31, 35, 40, 0.12);

  --md-code-bg-color:              #F0F4F8;
  --md-code-fg-color:              #0550AE;

  --fuse-glow:                     rgba(9, 105, 218, 0.12);
  --fuse-glow-strong:              rgba(9, 105, 218, 0.25);
}

/* ---------- Dark mode palette ---------- */
[data-md-color-scheme="slate"] {
  --md-primary-fg-color:           #58A6FF;
  --md-primary-fg-color--light:    #79C0FF;
  --md-primary-fg-color--dark:     #388BFD;
  --md-primary-bg-color:           #0D1117;
  --md-primary-bg-color--light:    #161B22;

  --md-accent-fg-color:            #3BC9DB;
  --md-accent-fg-color--transparent: rgba(59, 201, 219, 0.12);

  --md-default-bg-color:           #0D1117;
  --md-default-fg-color:           #E6EDF3;
  --md-default-fg-color--light:    rgba(230, 237, 243, 0.72);
  --md-default-fg-color--lighter:  rgba(230, 237, 243, 0.48);
  --md-default-fg-color--lightest: rgba(230, 237, 243, 0.12);

  --md-code-bg-color:              #161B22;
  --md-code-fg-color:              #79C0FF;

  --fuse-glow:                     rgba(88, 166, 255, 0.10);
  --fuse-glow-strong:              rgba(88, 166, 255, 0.25);
}

/* ---------- Header ---------- */
.md-header {
  background: linear-gradient(135deg, #0550AE 0%, #0969DA 50%, #218BFF 100%);
  box-shadow: 0 2px 12px rgba(9, 105, 218, 0.35);
}

[data-md-color-scheme="slate"] .md-header {
  background: linear-gradient(135deg, #0D1117 0%, #161B22 50%, #1C2128 100%);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.6);
}

.md-header__title {
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* ---------- Logo glow ---------- */
.md-logo svg,
.md-logo img {
  filter: drop-shadow(0 0 6px rgba(14, 165, 233, 0.6));
  transition: filter 0.2s ease;
}

.md-logo:hover svg,
.md-logo:hover img {
  filter: drop-shadow(0 0 12px rgba(14, 165, 233, 0.9));
}

/* ============================================================
   HERO — full-width dark section with blue glow
   ============================================================ */
.fuse-hero {
  background: #0D1117;
  border: none;
  border-radius: 16px;
  padding: 4rem 2rem 3rem;
  margin: -0.5rem -0.5rem 2.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* top glow arc */
.fuse-hero::before {
  content: "";
  position: absolute;
  top: -60%;
  left: 10%;
  right: 10%;
  height: 100%;
  background: radial-gradient(ellipse at 50% 100%, rgba(14, 165, 233, 0.18) 0%, transparent 70%);
  pointer-events: none;
}

/* bottom accent line */
.fuse-hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 15%;
  right: 15%;
  height: 2px;
  background: linear-gradient(90deg, transparent, #0EA5E9, transparent);
  opacity: 0.5;
}

[data-md-color-scheme="default"] .fuse-hero {
  background: #0D1117;
}

.fuse-hero h1 {
  font-size: 3.2rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  background: linear-gradient(135deg, #79C0FF 0%, #58A6FF 40%, #0EA5E9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0 0 0.75rem;
  position: relative;
}

.fuse-hero .hero-tagline {
  font-size: 1.2rem;
  color: rgba(230, 237, 243, 0.75);
  margin: 0 auto 2rem;
  max-width: 520px;
  line-height: 1.6;
}

.fuse-hero .hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.fuse-hero .hero-actions .md-button--primary {
  background: linear-gradient(135deg, #218BFF, #0969DA);
  border: none;
  color: #FFFFFF;
  font-weight: 600;
  padding: 0.6rem 1.8rem;
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(9, 105, 218, 0.35);
  transition: box-shadow 0.2s, transform 0.2s;
}

.fuse-hero .hero-actions .md-button--primary:hover {
  box-shadow: 0 6px 24px rgba(9, 105, 218, 0.5);
  transform: translateY(-1px);
}

.fuse-hero .hero-actions .md-button:not(.md-button--primary) {
  background: transparent;
  border: 1px solid rgba(88, 166, 255, 0.4);
  color: #79C0FF;
  padding: 0.6rem 1.8rem;
  border-radius: 8px;
  transition: border-color 0.2s, color 0.2s;
}

.fuse-hero .hero-actions .md-button:not(.md-button--primary):hover {
  border-color: #58A6FF;
  color: #58A6FF;
}

/* terminal preview inside hero */
.fuse-hero .hero-terminal {
  background: #010409;
  border: 1px solid rgba(88, 166, 255, 0.15);
  border-radius: 10px;
  padding: 1.25rem 1.5rem;
  text-align: left;
  max-width: 560px;
  margin: 0 auto;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  line-height: 1.7;
  color: #8B949E;
  position: relative;
}

.fuse-hero .hero-terminal::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 11px;
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.2), transparent 50%);
  z-index: -1;
}

.fuse-hero .hero-terminal .term-prompt {
  color: #58A6FF;
}

.fuse-hero .hero-terminal .term-cmd {
  color: #E6EDF3;
}

.fuse-hero .hero-terminal .term-comment {
  color: #484F58;
}

.fuse-hero .hero-terminal .term-output {
  color: #6EE7B7;
}

/* ============================================================
   BADGES ROW
   ============================================================ */
.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  margin: 2rem 0;
}

.badge-row .badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  border: 1px solid var(--md-default-fg-color--lightest);
  background: var(--fuse-glow);
  color: var(--md-primary-fg-color);
}

/* ============================================================
   FEATURE CARDS — layout with left accent
   ============================================================ */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.feature-card {
  background: var(--md-default-bg-color);
  border: 1px solid var(--md-default-fg-color--lightest);
  border-left: 3px solid var(--md-primary-fg-color);
  border-radius: 8px;
  padding: 1.2rem 1.2rem 1.2rem 1rem;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.feature-card:hover {
  border-left-color: var(--md-accent-fg-color);
  box-shadow: 0 4px 20px var(--fuse-glow);
  transform: translateY(-2px);
}

.feature-card .feature-icon {
  font-size: 1.5rem;
  margin-bottom: 0.4rem;
  display: block;
}

.feature-card h3 {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--md-primary-fg-color);
  margin: 0 0 0.3rem;
}

.feature-card p {
  font-size: 0.8rem;
  color: var(--md-default-fg-color--light);
  margin: 0;
  line-height: 1.5;
}

/* ============================================================
   STEP INDICATORS (get-started page)
   ============================================================ */
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 50%;
  background: var(--md-primary-fg-color);
  color: #FFFFFF;
  font-size: 0.75rem;
  font-weight: 700;
  margin-right: 0.4rem;
  flex-shrink: 0;
}

/* ============================================================
   GENERAL OVERRIDES
   ============================================================ */

/* Navigation sidebar accent */
.md-nav__link--active,
.md-nav__link:focus,
.md-nav__link:hover {
  color: var(--md-primary-fg-color--light);
}

.md-nav__link--active {
  font-weight: 600;
}

/* Scrollbar */
::-webkit-scrollbar-thumb {
  background: rgba(9, 105, 218, 0.35);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(9, 105, 218, 0.6);
}

/* Admonitions */
.md-typeset .admonition.tip,
.md-typeset details.tip {
  border-color: #0EA5E9;
}

.md-typeset .tip > .admonition-title,
.md-typeset .tip > summary {
  background-color: rgba(14, 165, 233, 0.12);
}

.md-typeset .tip > .admonition-title::before,
.md-typeset .tip > summary::before {
  background-color: #0EA5E9;
}

/* Tables */
.md-typeset table:not([class]) th {
  background-color: var(--fuse-glow);
  color: var(--md-primary-fg-color);
  border-bottom: 2px solid rgba(9, 105, 218, 0.3);
}

.md-typeset table:not([class]) tr:hover {
  background-color: rgba(14, 165, 233, 0.06);
}

/* Inline code */
.md-typeset code {
  background-color: var(--md-code-bg-color);
  color: var(--md-code-fg-color);
  border-radius: 4px;
  padding: 0.05em 0.3em;
}

/* Footer */
.md-footer {
  background: linear-gradient(135deg, #0550AE 0%, #0969DA 100%);
}

[data-md-color-scheme="slate"] .md-footer {
  background: linear-gradient(135deg, #010409 0%, #0D1117 100%);
}

/* Search highlight */
.md-search-result mark {
  background-color: rgba(14, 165, 233, 0.35);
  color: inherit;
}

/* Buttons (outside hero) */
.md-typeset .md-button {
  border-color: var(--md-primary-fg-color);
  color: var(--md-primary-fg-color);
  border-radius: 8px;
}

.md-typeset .md-button:hover,
.md-typeset .md-button--primary {
  background-color: var(--md-primary-fg-color);
  border-color: var(--md-primary-fg-color);
  color: #FFFFFF;
}