/* ===========================
   Goal Kit — Brand Theme
   Inspired by the CLI's Catppuccin Mocha aesthetic
   =========================== */

/* --- Brand Colors (CSS Variables) --- */
:root {
  --gk-green: #2ea043;
  --gk-green-bright: #3fb950;
  --gk-green-glow: rgba(46, 160, 67, 0.15);
  --gk-dark-bg: #1e1e2e;
  --gk-dark-surface: #313244;
  --gk-dark-text: #cdd6f4;
  --gk-dark-subtext: #a6adc8;
  --gk-accent-red: #f38ba8;
  --gk-accent-yellow: #f9e2af;
  --gk-accent-blue: #89b4fa;
  --gk-accent-mauve: #cba6f7;
}

/* --- Material Theme Custom Colors --- */
[data-md-color-scheme="default"] {
  --md-primary-fg-color: #2ea043;
  --md-primary-fg-color--dark: #1a7a2e;
  --md-primary-fg-color--light: #3fb950;
  --md-accent-fg-color: #2ea043;
}

[data-md-color-scheme="slate"] {
  --md-primary-fg-color: #a6e3a1;
  --md-primary-fg-color--dark: #7ec47a;
  --md-primary-fg-color--light: #b8e8b4;
  --md-accent-fg-color: #a6e3a1;
}

/* --- Typography --- */
body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Google font for headings */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 {
  font-size: 2.4rem !important;
}

/* --- Header / Navigation --- */
.md-header {
  background: linear-gradient(135deg, #2ea043 0%, #1a7a2e 100%) !important;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15) !important;
}

[data-md-color-scheme="slate"] .md-header {
  background: linear-gradient(135deg, #1a3a1e 0%, #1e1e2e 100%) !important;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3) !important;
}

.md-header__title {
  font-weight: 700;
  font-size: 1rem;
}

.md-tabs {
  background: rgba(0, 0, 0, 0.08) !important;
}

/* --- Logo --- */
.md-header__button.md-logo img,
.md-header__button.md-logo svg {
  width: 1.8rem;
  height: 1.8rem;
}

/* --- Navigation Sidebar --- */
.md-nav__item .md-nav__link--active {
  color: var(--gk-green-bright) !important;
  font-weight: 600;
}

[data-md-color-scheme="slate"] .md-nav__item .md-nav__link--active {
  color: #a6e3a1 !important;
}

.md-nav__link:hover {
  color: var(--gk-green) !important;
}

/* --- Link Styles --- */
.md-typeset a {
  color: var(--gk-green-bright);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.md-typeset a:hover {
  color: #1a7a2e;
  border-bottom-color: #1a7a2e;
}

[data-md-color-scheme="slate"] .md-typeset a {
  color: #a6e3a1;
}

[data-md-color-scheme="slate"] .md-typeset a:hover {
  color: #7ec47a;
  border-bottom-color: #7ec47a;
}

/* --- Code Blocks: Terminal Style --- */
.md-typeset code {
  font-size: 0.78em;
  border-radius: 4px;
  padding: 0.15em 0.35em;
}

.md-typeset pre > code {
  border-radius: 8px;
  padding: 1.2em;
  font-size: 0.82em;
  line-height: 1.55;
}

[data-md-color-scheme="default"] .md-typeset pre > code {
  background: #f6f8fa;
  border: 1px solid #e1e4e8;
}

[data-md-color-scheme="slate"] .md-typeset pre > code {
  background: #181825 !important;
  border: 1px solid #313244;
}

/* Code block copy button */
[data-md-color-scheme="slate"] .md-clipboard {
  color: #585b70;
}

[data-md-color-scheme="slate"] .md-clipboard:hover {
  color: #a6e3a1;
}

/* --- Admonitions / Callouts --- */
.md-typeset .admonition,
.md-typeset details {
  border-radius: 8px;
  border-left-width: 4px;
  font-size: 0.82rem;
}

.md-typeset .admonition-title,
.md-typeset summary {
  border-radius: 6px 6px 0 0;
  font-weight: 600;
}

[data-md-color-scheme="slate"] .md-typeset .admonition {
  background: rgba(49, 50, 68, 0.6);
}

/* Custom Goal Kit admonition styles */
.md-typeset .admonition.goal,
.md-typeset details.goal {
  border-color: var(--gk-green-bright);
}

.md-typeset .goal > .admonition-title,
.md-typeset details.goal > summary {
  background: rgba(46, 160, 67, 0.1);
  border-color: var(--gk-green-bright);
}

.md-typeset .admonition.tip,
.md-typeset details.tip {
  border-color: var(--gk-accent-blue);
}

.md-typeset .tip > .admonition-title,
.md-typeset details.tip > summary {
  background: rgba(137, 180, 250, 0.1);
}

.md-typeset .admonition.warning,
.md-typeset details.warning {
  border-color: var(--gk-accent-yellow);
}

.md-typeset .warning > .admonition-title,
.md-typeset details.warning > summary {
  background: rgba(249, 226, 175, 0.1);
}

/* --- Tables --- */
.md-typeset table:not([class]) {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) {
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}

.md-typeset table:not([class]) th {
  background: var(--gk-green);
  color: white;
  font-weight: 600;
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) th {
  background: #2d4a30;
}

/* --- Buttons --- */
.md-typeset .md-button {
  border-radius: 6px;
  font-weight: 600;
  padding: 0.4em 1.2em;
  transition: all 0.2s ease;
}

.md-typeset .md-button--primary {
  background: var(--gk-green-bright);
  border-color: var(--gk-green-bright);
  color: white !important;
}

.md-typeset .md-button--primary:hover {
  background: #1a7a2e;
  border-color: #1a7a2e;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(46, 160, 67, 0.3);
}

[data-md-color-scheme="slate"] .md-typeset .md-button--primary {
  background: #a6e3a1;
  border-color: #a6e3a1;
  color: #1e1e2e !important;
}

[data-md-color-scheme="slate"] .md-typeset .md-button--primary:hover {
  background: #7ec47a;
  border-color: #7ec47a;
  box-shadow: 0 4px 12px rgba(166, 227, 161, 0.3);
}

/* --- Homepage Hero Section --- */
.gk-hero {
  text-align: center;
  padding: 3rem 1rem 2rem;
  margin-bottom: 2rem;
}

.gk-hero__icon {
  width: 96px;
  height: 96px;
  margin: 0 auto 1.5rem;
  opacity: 0.9;
}

.gk-hero__title {
  font-size: 2.6rem !important;
  font-weight: 800 !important;
  letter-spacing: -0.03em !important;
  margin: 0 0 0.5rem !important;
  background: linear-gradient(135deg, #2ea043 0%, #3fb950 50%, #89b4fa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

[data-md-color-scheme="slate"] .gk-hero__title {
  background: linear-gradient(135deg, #a6e3a1 0%, #89b4fa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gk-hero__subtitle {
  font-size: 1.2rem;
  color: #656d76;
  max-width: 600px;
  margin: 0 auto 1.5rem;
  line-height: 1.6;
}

[data-md-color-scheme="slate"] .gk-hero__subtitle {
  color: #a6adc8;
}

.gk-hero__actions {
  display: flex;
  gap: 0.8rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

/* --- Feature Grid (Homepage) --- */
.gk-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.gk-feature {
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid #e1e4e8;
  transition: all 0.25s ease;
}

[data-md-color-scheme="slate"] .gk-feature {
  border-color: #313244;
  background: rgba(49, 50, 68, 0.4);
}

.gk-feature:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  border-color: var(--gk-green-bright);
}

[data-md-color-scheme="slate"] .gk-feature:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.gk-feature__icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.gk-feature__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 0.4rem;
}

.gk-feature__desc {
  font-size: 0.9rem;
  color: #656d76;
  line-height: 1.5;
  margin: 0;
}

[data-md-color-scheme="slate"] .gk-feature__desc {
  color: #a6adc8;
}

/* --- Announcement bar --- */
.gk-announce {
  background: linear-gradient(135deg, #2ea043 0%, #1a7a2e 100%);
  color: white;
  text-align: center;
  padding: 0.6rem;
  font-size: 0.85rem;
  font-weight: 500;
}

.gk-announce a {
  color: white !important;
  text-decoration: underline !important;
  border-bottom: none !important;
}

/* --- Footer --- */
.md-footer-meta {
  background: #242938 !important;
}

[data-md-color-scheme="slate"] .md-footer-meta {
  background: #11111b !important;
}

.md-footer-copyright {
  font-size: 0.75rem;
  color: #6e7681;
}

/* --- Scrollbar (Webkit) --- */
[data-md-color-scheme="slate"] ::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

[data-md-color-scheme="slate"] ::-webkit-scrollbar-track {
  background: #1e1e2e;
}

[data-md-color-scheme="slate"] ::-webkit-scrollbar-thumb {
  background: #585b70;
  border-radius: 4px;
}

[data-md-color-scheme="slate"] ::-webkit-scrollbar-thumb:hover {
  background: #6c7086;
}

/* --- Keyboard shortcuts --- */
.md-typeset kbd {
  border-radius: 4px;
  padding: 0.15em 0.4em;
  font-size: 0.75em;
}

[data-md-color-scheme="slate"] .md-typeset kbd {
  background: #313244;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
  color: #cdd6f4;
}

/* --- Content transitions --- */
.md-main__inner {
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}