/* Brand primitives */
:root {
  --dmfe-logo-default: url('/DYNAMITE/assets/logo-dmfe.svg');
  --dmfe-logo-contrast: url('/DYNAMITE/assets/logo-dmfe-contrast.svg');
  --dmfe-gradient-start: #1e88e5;
  --dmfe-gradient-mid: #3d68ff;
  --dmfe-gradient-end: #5e35b1;
  --dmfe-bg: #030712;
  --dmfe-bg-alt: #050a19;
  --dmfe-surface: rgba(255, 255, 255, 0.035);
  --dmfe-surface-strong: rgba(255, 255, 255, 0.08);
  --dmfe-border: rgba(148, 163, 184, 0.22);
  --dmfe-text: #f8fafc;
  --dmfe-text-muted: #9fb0c6;
  --dmfe-eyebrow: #7dd3fc;
  --dmfe-logo-fade: 0;
}

[data-md-color-scheme="default"] {
  --dmfe-bg: #f5f7fb;
  --dmfe-bg-alt: #ffffff;
  --dmfe-surface: rgba(15, 23, 42, 0.04);
  --dmfe-surface-strong: rgba(15, 23, 42, 0.08);
  --dmfe-border: rgba(15, 23, 42, 0.12);
  --dmfe-text: #0f172a;
  --dmfe-text-muted: #475569;
  --dmfe-eyebrow: #0ea5e9;
  --md-default-bg-color: var(--dmfe-bg);
  --md-default-fg-color: var(--dmfe-text);
  --md-default-fg-color--light: var(--dmfe-text-muted);
  --md-primary-fg-color: #0f172a;
  --md-primary-fg-color--light: #475569;
  --md-accent-fg-color: #0f62fe;
  --md-code-bg-color: rgba(15, 23, 42, 0.05);
  --md-code-fg-color: #0f172a;
  --md-typeset-a-color: #0f62fe;
  color-scheme: light;
}

[data-md-color-scheme="slate"] {
  --md-default-bg-color: var(--dmfe-bg);
  --md-default-fg-color: var(--dmfe-text);
  --md-default-fg-color--light: var(--dmfe-text-muted);
  --md-code-bg-color: rgba(15, 23, 42, 0.65);
  --md-code-fg-color: #e0f2ff;
  --md-typeset-a-color: #8ab4ff;
  color-scheme: dark;
}

body[data-md-color-scheme="slate"] {
  position: relative;
  background: radial-gradient(circle at 20% 20%, rgba(30, 136, 229, 0.08), transparent 45%),
              radial-gradient(circle at 80% 0%, rgba(94, 53, 177, 0.08), transparent 40%),
              var(--dmfe-bg);
  min-height: 100vh;
}

body.dmfe-home::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image: url('/DYNAMITE/assets/Logo_fancy.png');
  background-repeat: no-repeat;
  background-size: clamp(640px, 65vw, 1100px);
  background-position: center calc(12vh + 20px);
  background-attachment: fixed;
  opacity: calc(0.98 - 0.98 * var(--dmfe-logo-fade));
  mix-blend-mode: screen;
  filter: saturate(1.1) drop-shadow(0 40px 60px rgba(3, 7, 18, 0.8));
  pointer-events: none;
  mask-image: radial-gradient(circle at 50% 30%, rgba(0, 0, 0, 1) 0%, rgba(0, 0, 0, 0.85) 55%, rgba(0, 0, 0, 0.1) 80%, rgba(0, 0, 0, 0) 100%);
  transition: opacity 350ms ease-out;
}

body.dmfe-home::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(3, 7, 18, 0) 0%, rgba(3, 7, 18, 0.35) 30%, rgba(3, 7, 18, 0.85) 70%, rgba(3, 7, 18, 1) 100%);
  opacity: calc(0.15 + 0.85 * var(--dmfe-logo-fade));
  transition: opacity 350ms ease-out;
}

body[data-md-color-scheme="default"]:not(.dmfe-home) {
  position: relative;
  background: radial-gradient(circle at 10% 20%, rgba(30, 136, 229, 0.18), transparent 45%),
              radial-gradient(circle at 75% 0%, rgba(94, 53, 177, 0.15), transparent 40%),
              linear-gradient(180deg, #f8fbff 0%, #eef4ff 35%, var(--dmfe-bg) 100%);
  min-height: 100vh;
}

body.dmfe-home {
  --dmfe-bg: #030712;
  --dmfe-bg-alt: #050a19;
  --dmfe-surface: rgba(255, 255, 255, 0.035);
  --dmfe-surface-strong: rgba(255, 255, 255, 0.08);
  --dmfe-border: rgba(148, 163, 184, 0.22);
  --dmfe-text: #f8fafc;
  --dmfe-text-muted: #9fb0c6;
  --dmfe-eyebrow: #7dd3fc;
  --md-default-bg-color: var(--dmfe-bg);
  --md-default-fg-color: var(--dmfe-text);
  --md-default-fg-color--light: var(--dmfe-text-muted);
  --md-code-bg-color: rgba(15, 23, 42, 0.65);
  --md-code-fg-color: #e0f2ff;
  --md-typeset-a-color: #8ab4ff;
  color-scheme: dark;
  position: relative;
  background: radial-gradient(circle at 20% 20%, rgba(30, 136, 229, 0.08), transparent 45%),
              radial-gradient(circle at 80% 0%, rgba(94, 53, 177, 0.08), transparent 40%),
              var(--dmfe-bg);
  min-height: 100vh;
}

/* Navigation aligns with landing palette */
[data-md-color-scheme="slate"] .md-header,
[data-md-color-scheme="slate"] .md-tabs {
  background: rgba(3, 6, 23, 0.78);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(98, 114, 150, 0.35);
  box-shadow: 0 10px 30px rgba(3, 7, 18, 0.45);
}

[data-md-color-scheme="slate"] .md-header__button,
[data-md-color-scheme="slate"] .md-nav__link,
[data-md-color-scheme="slate"] .md-tabs__link {
  color: rgba(226, 232, 240, 0.8);
}

[data-md-color-scheme="slate"] .md-tabs__link--active,
[data-md-color-scheme="slate"] .md-tabs__link:focus,
[data-md-color-scheme="slate"] .md-tabs__link:hover {
  color: #ffffff;
  background: rgba(30, 136, 229, 0.12);
  border-radius: 999px;
}

[data-md-color-scheme="slate"] .md-header__inner,
[data-md-color-scheme="slate"] .md-tabs__inner {
  max-width: 1200px;
  margin: 0 auto;
}

[data-md-color-scheme="default"] .md-header,
[data-md-color-scheme="default"] .md-tabs {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 10px 20px rgba(15, 23, 42, 0.07);
}

[data-md-color-scheme="default"] .md-header__button,
[data-md-color-scheme="default"] .md-nav__link,
[data-md-color-scheme="default"] .md-tabs__link {
  color: rgba(15, 23, 42, 0.78);
}

[data-md-color-scheme="default"] .md-header__title,
[data-md-color-scheme="default"] .md-header__title .md-ellipsis,
[data-md-color-scheme="default"] .md-header__source,
[data-md-color-scheme="default"] .md-header__button.md-icon,
[data-md-color-scheme="default"] .md-header__button .md-icon,
[data-md-color-scheme="default"] .md-header__button svg,
[data-md-color-scheme="default"] .md-nav__link .md-nav__icon {
  color: rgba(15, 23, 42, 0.9);
  fill: rgba(15, 23, 42, 0.9);
}

[data-md-color-scheme="default"] .md-tabs__link--active,
[data-md-color-scheme="default"] .md-tabs__link:focus,
[data-md-color-scheme="default"] .md-tabs__link:hover {
  color: #0f62fe;
  background: rgba(15, 98, 254, 0.12);
  border-radius: 999px;
}

/* Hide sidebars on home only */
.dmfe-home .md-sidebar--primary,
.dmfe-home .md-sidebar--secondary {
  display: none;
}

.dmfe-home .md-main__inner {
  display: block;
}

.dmfe-home .md-content {
  margin: 0 auto;
  padding-top: clamp(70vh, 76vh, 84vh);
  max-width: 1100px;
}

/* Material theme header logo element */
.md-header__button.md-logo img {
  content: var(--dmfe-logo-default);
}

/* Prefer contrast variant in dark mode */
[data-md-color-scheme="slate"] .md-header__button.md-logo img {
  content: var(--dmfe-logo-contrast);
}

/* Optional: if header primary color is blue (low contrast), force contrast logo */
[data-md-color-primary="blue"] .md-header__button.md-logo img {
  content: var(--dmfe-logo-contrast);
}

/* Typography tweaks */
.md-typeset h1,
.md-typeset h2,
.md-typeset h3 {
  color: var(--dmfe-text);
  letter-spacing: -0.02em;
}

.md-typeset p {
  color: var(--dmfe-text-muted);
  font-size: 1rem;
}

.md-typeset pre code {
  border: 1px solid var(--dmfe-border);
  background-color: rgba(15, 23, 42, 0.8);
  color: #dbeafe;
  border-radius: 14px;
  padding: 1rem 1.25rem;
  display: block;
}

[data-md-color-scheme="default"] .md-typeset pre code {
  background-color: rgba(15, 23, 42, 0.05);
  color: #0f172a;
}

.md-content__inner { max-width: 1000px; }

/* Icon helpers */
.icon {
  width: 1.25em;
  height: 1.25em;
  vertical-align: -0.2em;
  display: inline-block;
}
.icon-sm { width: 1em; height: 1em; }
.icon-lg { width: 1.5em; height: 1.5em; }
.icon-xl { width: 2em; height: 2em; }

/* Color helpers using Material CSS variables */
.icon-primary { color: var(--md-primary-fg-color); }
.icon-accent  { color: var(--md-accent-fg-color); }
.icon-muted   { color: var(--md-default-fg-color--light); }

/* Headline spacing for icons placed inside H1–H4 */
.md-typeset :is(h1,h2,h3,h4) > img.icon {
  margin-right: 0.35em;
}

/* Improve contrast of external <img src=...svg> icons in dark mode */
[data-md-color-scheme="slate"] .md-typeset img.icon {
  filter: invert(0.9) brightness(1.2);
}

/* Headline icons: spacing and dark-mode visibility for external SVGs via <img> */
.md-typeset :is(h1,h2,h3) img.icon { margin-right: .35em; }
[data-md-color-scheme="slate"] .md-typeset :is(h1,h2,h3) img.icon { filter: invert(1) brightness(1.2); }

/* Hero */
.dmfe-hero {
  position: relative;
  overflow: hidden;
  border-radius: 36px;
  padding: clamp(2.5rem, 4vw, 4rem);
  margin: 0 auto 3.5rem;
  max-width: 780px;
  background: rgba(3, 6, 23, 0.72);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(148, 163, 184, 0.35);
  box-shadow: 0 35px 80px rgba(3, 7, 18, 0.65);
}

.dmfe-hero__glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 35% 50%, rgba(30, 136, 229, 0.35), transparent 60%),
              radial-gradient(circle at 80% 30%, rgba(94, 53, 177, 0.4), transparent 55%);
  filter: blur(40px);
  opacity: 0.6;
  pointer-events: none;
}

.dmfe-hero__grid {
  position: relative;
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(0, 1fr);
}

.dmfe-hero__text {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.75rem;
  max-width: 640px;
  margin: 0 auto;
}

.dmfe-hero__eyebrow {
  color: var(--dmfe-eyebrow);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  font-size: 0.75rem;
  margin-bottom: 1rem;
}

.dmfe-hero__lede {
  font-size: 1.15rem;
  color: #d7e3ff;
  margin-bottom: 1.5rem;
  max-width: 560px;
}

.dmfe-hero__cta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

.dmfe-hero__cta .md-button {
  margin: 0.35rem;
}

.dmfe-hero__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin: 2rem 0 0;
  padding: 1.5rem;
  background: rgba(15, 23, 42, 0.55);
  border-radius: 20px;
  border: 1px solid rgba(148, 163, 184, 0.25);
  text-align: center;
}

.dmfe-hero__stats dt {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(148, 163, 184, 0.8);
  margin-bottom: 0.4rem;
}

.dmfe-hero__stats dd {
  margin: 0;
  color: #f1f5f9;
  font-weight: 600;
}

.dmfe-hero__visual {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.dmfe-logo-wrap {
  position: relative;
  border-radius: 28px;
  padding: 2rem;
  background:
    radial-gradient(circle at 30% 30%, rgba(30, 136, 229, 0.55), transparent 65%),
    radial-gradient(circle at 70% 20%, rgba(94, 53, 177, 0.45), transparent 70%),
    linear-gradient(145deg, rgba(15, 23, 42, 0.85), rgba(2, 6, 23, 0.95));
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.dmfe-logo-wrap__blur {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 40% 40%, rgba(30, 136, 229, 0.7), rgba(94, 53, 177, 0.4));
  filter: blur(50px);
  opacity: 0.7;
  pointer-events: none;
}

.dmfe-logo-wrap img {
  position: relative;
  width: 100%;
  height: auto;
  object-fit: contain;
  z-index: 1;
}

.dmfe-showcase {
  border-radius: 24px;
  padding: 1.5rem;
  border: 1px dashed rgba(148, 163, 184, 0.45);
  background: rgba(2, 6, 23, 0.75);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.dmfe-showcase__label {
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(148, 163, 184, 0.9);
}

.dmfe-showcase__cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.9rem;
}

.dmfe-showcase__card {
  border-radius: 16px;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.dmfe-showcase__card h3 {
  margin-top: 0;
  font-size: 1rem;
}

.dmfe-showcase__card p {
  margin: 0;
}

.dmfe-showcase__hint {
  font-size: 0.85rem;
  color: rgba(148, 163, 184, 0.8);
}

body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-section {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 20px 35px rgba(15, 23, 42, 0.06);
}

body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-terminal-card {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 25px 45px rgba(15, 23, 42, 0.09);
}

body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-terminal-card__glow {
  background: radial-gradient(circle at 10% 20%, rgba(30, 136, 229, 0.25), transparent 45%),
              radial-gradient(circle at 85% 30%, rgba(94, 53, 177, 0.2), transparent 55%),
              radial-gradient(circle at 60% 80%, rgba(14, 165, 233, 0.2), transparent 50%);
  opacity: 0.8;
}

body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-terminal-card__player {
  background: rgba(248, 249, 255, 0.95);
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.6);
}

body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-terminal-card__hint,
body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-showcase__hint,
body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-feature p,
body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-workflow span {
  color: var(--dmfe-text-muted);
}

body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-terminal-card__header h3,
body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-feature h3 {
  color: var(--dmfe-text);
}

body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-showcase,
body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-feature,
body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-workflow li,
body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-terminal-card__player,
body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-terminal-card {
  background-blend-mode: normal;
}

body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-showcase,
body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-feature,
body[data-md-color-scheme="default"]:not(.dmfe-home) .dmfe-workflow li {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(15, 23, 42, 0.06);
  box-shadow: 0 15px 25px rgba(15, 23, 42, 0.05);
}

/* Sections */
.dmfe-section {
  margin-bottom: 3.5rem;
  padding: 2.5rem;
  border-radius: 28px;
  background: rgba(15, 23, 42, 0.55);
  border: 1px solid rgba(148, 163, 184, 0.2);
}

.dmfe-section.dmfe-terminal {
  background: transparent;
  border: none;
  padding: 0;
}

.dmfe-terminal-card {
  position: relative;
  overflow: hidden;
  border-radius: 32px;
  padding: clamp(1.75rem, 3vw, 2.75rem);
  background: rgba(3, 6, 23, 0.72);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(148, 163, 184, 0.35);
  box-shadow: 0 30px 65px rgba(3, 7, 18, 0.55);
}

.dmfe-terminal-card__glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 30%, rgba(30, 136, 229, 0.35), transparent 55%),
              radial-gradient(circle at 75% 20%, rgba(94, 53, 177, 0.35), transparent 60%),
              radial-gradient(circle at 50% 80%, rgba(0, 212, 255, 0.25), transparent 60%);
  filter: blur(60px);
  opacity: 0.7;
  pointer-events: none;
}

.dmfe-terminal-card__body {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.dmfe-terminal-card__header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.dmfe-terminal-card__eyebrow {
  color: var(--dmfe-eyebrow);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  margin-bottom: 0.75rem;
  display: inline-block;
}

.dmfe-terminal-card__hint {
  font-size: 0.9rem;
  color: rgba(226, 232, 240, 0.8);
  margin: 0.5rem 0 0;
}

.dmfe-terminal-card__player {
  border-radius: 28px;
  padding: 1rem;
  background: rgba(2, 6, 23, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 0 0 1px rgba(15, 23, 42, 0.6);
}

.dmfe-terminal-card__player asciinema-player {
  display: block;
  width: 100%;
  min-height: 320px;
}

.dmfe-hero__visual {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.dmfe-nav-card h3 {
  margin-top: 0;
  color: var(--dmfe-text);
}

.dmfe-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.2rem;
}

.dmfe-feature {
  padding: 1.5rem;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
}

.dmfe-feature h3 {
  margin-top: 0;
}

.dmfe-quickstart {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.dmfe-quickstart pre {
  margin: 0;
}

.dmfe-workflow {
  counter-reset: dmfe-step;
  list-style: none;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.dmfe-workflow li {
  counter-increment: dmfe-step;
  position: relative;
  padding: 1rem 1rem 1rem 3.5rem;
  border-radius: 20px;
  border: 1px solid rgba(148, 163, 184, 0.25);
  background: rgba(2, 6, 23, 0.6);
}

.dmfe-workflow li::before {
  content: counter(dmfe-step);
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--dmfe-gradient-start), var(--dmfe-gradient-end));
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 700;
}

.dmfe-workflow span {
  color: var(--dmfe-text-muted);
}

@media (max-width: 700px) {
  .dmfe-hero,
  .dmfe-section {
    padding: 1.75rem;
  }

  .dmfe-hero__cta .md-button {
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .dmfe-home .md-content {
    padding-top: 2.5rem;
  }

  .dmfe-hero {
    margin: 1.5rem auto 2.5rem;
  }
}