/* ========================================
   Sustalium Brand Styling for Blog
   Matches: index-static.html design
   ======================================== */

/* Import Brand Fonts */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Montserrat:wght@700;800;900&display=swap');

/* ========================================
   CSS Variables - Sustalium Brand Colors
   ======================================== */
:root {
  /* Primary Brand Colors */
  --md-primary-fg-color: #006239;
  --md-primary-fg-color--light: #65c87a;
  --md-primary-fg-color--dark: #004d2e;
  --md-primary-bg-color: #ffffff;

  /* Accent Colors */
  --md-accent-fg-color: #65c87a;
  --md-accent-fg-color--transparent: rgba(101, 200, 122, 0.1);
  --md-accent-bg-color: #d4f4db;

  /* Typography Colors */
  --md-typeset-color: #07272d;
  --md-typeset-a-color: #006239;

  /* Background Colors */
  --md-default-bg-color: #ffffff;
  --md-default-fg-color: #07272d;
  --md-default-fg-color--light: #202020;
  --md-default-fg-color--lighter: #6b7280;
  --md-default-fg-color--lightest: #9ca3af;

  /* Code Colors */
  --md-code-bg-color: #f6f6f6;
  --md-code-fg-color: #07272d;

  /* Footer & Navigation */
  --md-footer-bg-color: #17373d;
  --md-footer-fg-color: #ffffff;

  /* Custom Brand Variables */
  --sustalium-primary: #65c87a;
  --sustalium-primary-700: #006239;
  --sustalium-primary-900: #004d2e;
  --sustalium-primary-500: #65c87a;
  --sustalium-primary-300: #8fd99b;
  --sustalium-primary-100: #d4f4db;
  --sustalium-secondary: #17373d;
  --sustalium-muted: #ededed;
  --sustalium-border: #dfdfdf;
  --sustalium-radius: 0.5rem;
}

/* Dark Mode Colors */
[data-md-color-scheme="slate"] {
  --md-primary-fg-color: #10b981;
  --md-primary-fg-color--light: #6ee7b7;
  --md-primary-fg-color--dark: #059669;

  --md-accent-fg-color: #10b981;
  --md-accent-bg-color: #064e3b;

  --md-default-bg-color: #121212;
  --md-default-fg-color: #e2e8f0;
  --md-default-fg-color--light: #a2a2a2;

  --md-code-bg-color: #1f1f1f;
  --md-code-fg-color: #e2e8f0;

  --md-footer-bg-color: #17373d;

  --sustalium-primary: #10b981;
  --sustalium-primary-700: #6ee7b7;
  --sustalium-primary-900: #a7f3d0;
  --sustalium-muted: #1f1f1f;
  --sustalium-border: #292929;
}

/* ========================================
   Typography - Outfit & Montserrat
   ======================================== */
body,
.md-typeset {
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  letter-spacing: 0.025em;
}

/* Headings use Montserrat (brand font) */
.md-typeset h1,
.md-typeset h2,
.md-typeset h3,
.md-header__topic,
.md-nav__title,
.md-footer__title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.md-typeset h1 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--sustalium-primary-700);
  margin-bottom: 1.5rem;
}

.md-typeset h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

/* ========================================
   Header/Navigation Styling
   ======================================== */
.md-header {
  background-color: var(--md-default-bg-color);
  border-bottom: 1px solid var(--sustalium-border);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.md-header__title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--sustalium-primary-700);
}

/* Logo Styling */
.md-header__button.md-logo img,
.md-header__button.md-logo svg {
  height: 32px;
  width: auto;
  filter: none;
}

/* Dark mode logo filter */
[data-md-color-scheme="slate"] .md-header__button.md-logo img {
  filter: brightness(0) invert(1);
}

/* ========================================
   Buttons & CTAs
   ======================================== */
.md-typeset .md-button {
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  border-radius: var(--sustalium-radius);
  padding: 0.625rem 1.5rem;
  transition: all 0.2s ease;
  letter-spacing: 0.025em;
}

.md-typeset .md-button--primary {
  background: linear-gradient(to right, var(--sustalium-primary-700), var(--sustalium-primary-500));
  color: white;
  border: none;
  box-shadow: 0 4px 12px rgba(101, 200, 122, 0.3);
}

.md-typeset .md-button--primary:hover {
  background: var(--sustalium-primary-900);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(101, 200, 122, 0.4);
}

/* Dark mode button adjustments */
[data-md-color-scheme="slate"] .md-typeset .md-button--primary {
  background: linear-gradient(to right, var(--sustalium-primary), #6ee7b7);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

/* ========================================
   Blog Post Styling
   ======================================== */
.md-content article {
  max-width: 900px;
  margin: 0 auto;
  font-size: 1.0625rem;
  line-height: 1.7;
}

/* Blog post metadata */
.md-typeset .md-meta {
  color: var(--md-default-fg-color--lighter);
  font-size: 0.875rem;
  margin-bottom: 2rem;
}

/* Blog post header */
.md-content__inner > article > h1:first-child {
  font-size: 3rem;
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  line-height: 1.1;
  color: var(--md-typeset-color);
  margin-bottom: 1rem;
  margin-top: 2rem;
}

/* Blog excerpts */
.md-typeset article > p:first-of-type {
  font-size: 1.25rem;
  color: var(--md-default-fg-color--light);
  line-height: 1.6;
  margin-bottom: 2rem;
}

/* ========================================
   Admonitions (Info/Warning/Tip boxes)
   ======================================== */
.md-typeset .admonition,
.md-typeset details {
  border-left: 4px solid var(--sustalium-primary);
  border-radius: var(--sustalium-radius);
  background-color: var(--sustalium-primary-100);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
}

.md-typeset .admonition-title,
.md-typeset summary {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  color: var(--sustalium-primary-900);
}

.md-typeset .admonition.success {
  border-left-color: var(--sustalium-primary);
  background-color: var(--sustalium-primary-100);
}

.md-typeset .admonition.warning {
  border-left-color: #f59e0b;
  background-color: #fef3c7;
}

.md-typeset .admonition.tip {
  border-left-color: #3b82f6;
  background-color: #dbeafe;
}

/* Dark mode admonitions */
[data-md-color-scheme="slate"] .md-typeset .admonition {
  background-color: rgba(16, 185, 129, 0.1);
}

/* ========================================
   Code Blocks
   ======================================== */
.md-typeset code {
  background-color: var(--md-code-bg-color);
  color: var(--sustalium-primary-700);
  padding: 0.2em 0.4em;
  border-radius: 4px;
  font-size: 0.9em;
}

.md-typeset pre {
  background-color: var(--md-code-bg-color);
  border-radius: var(--sustalium-radius);
  border: 1px solid var(--sustalium-border);
  padding: 1.25rem;
}

/* ========================================
   Tables
   ======================================== */
.md-typeset table:not([class]) {
  border-radius: var(--sustalium-radius);
  overflow: hidden;
  border: 1px solid var(--sustalium-border);
  font-size: 0.9375rem;
}

.md-typeset table:not([class]) th {
  background-color: var(--sustalium-primary-100);
  color: var(--sustalium-primary-900);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  padding: 1rem;
  text-align: left;
}

.md-typeset table:not([class]) td {
  padding: 0.875rem 1rem;
  border-top: 1px solid var(--sustalium-border);
}

.md-typeset table:not([class]) tr:hover {
  background-color: var(--sustalium-muted);
}

/* Dark mode tables */
[data-md-color-scheme="slate"] .md-typeset table:not([class]) th {
  background-color: rgba(16, 185, 129, 0.15);
  color: var(--sustalium-primary-700);
}

/* ========================================
   Links
   ======================================== */
.md-typeset a {
  color: var(--sustalium-primary-700);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: all 0.2s ease;
}

.md-typeset a:hover {
  color: var(--sustalium-primary-900);
  border-bottom-color: var(--sustalium-primary);
}

/* ========================================
   Blog Cards/Grid
   ======================================== */
.md-typeset .blog-post-card {
  background: var(--md-default-bg-color);
  border: 1px solid var(--sustalium-border);
  border-radius: var(--sustalium-radius);
  padding: 1.5rem;
  transition: all 0.3s ease;
  margin-bottom: 1.5rem;
}

.md-typeset .blog-post-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  border-color: var(--sustalium-primary);
}

/* ========================================
   Footer
   ======================================== */
.md-footer {
  background-color: var(--sustalium-secondary);
  color: white;
}

.md-footer-meta {
  background-color: var(--sustalium-primary-900);
}

.md-footer__link {
  color: white;
  opacity: 0.9;
}

.md-footer__link:hover {
  opacity: 1;
  color: var(--sustalium-primary-300);
}

/* ========================================
   Search
   ======================================== */
.md-search__input {
  background-color: var(--md-default-bg-color);
  border: 1px solid var(--sustalium-border);
  border-radius: var(--sustalium-radius);
}

.md-search__input:focus {
  border-color: var(--sustalium-primary);
  box-shadow: 0 0 0 3px var(--sustalium-primary-100);
}

/* ========================================
   Sidebar/Navigation
   ======================================== */
.md-nav__link--active {
  color: var(--sustalium-primary-700);
  font-weight: 600;
}

.md-nav__link:hover {
  color: var(--sustalium-primary);
}

/* ========================================
   Tags
   ======================================== */
.md-tag {
  background-color: var(--sustalium-primary-100);
  color: var(--sustalium-primary-700);
  border-radius: 4px;
  padding: 0.25rem 0.625rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.025em;
}

.md-tag:hover {
  background-color: var(--sustalium-primary-300);
  color: white;
}

/* ========================================
   Responsive Design
   ======================================== */
@media screen and (max-width: 76.1875em) {
  .md-content__inner > article > h1:first-child {
    font-size: 2.25rem;
  }

  .md-typeset h1 {
    font-size: 2rem;
  }

  .md-typeset h2 {
    font-size: 1.75rem;
  }
}

@media screen and (max-width: 44.9375em) {
  .md-content__inner > article > h1:first-child {
    font-size: 1.875rem;
  }
}

/* ========================================
   Smooth Animations
   ======================================== */
* {
  transition-property: background-color, border-color, color;
  transition-duration: 0.2s;
  transition-timing-function: ease;
}

/* ========================================
   Print Styles
   ======================================== */
@media print {
  .md-header,
  .md-footer,
  .md-sidebar {
    display: none;
  }
}