/* ==========================================================================
   site.css - Global Styles & Component Classes
   tools.middleman.tv

   CSS reset, base element styles, Middleman component classes, navigation,
   footer, and utility helpers. Depends on tokens.css for all custom properties.

   Usage: Include after tokens.css, before tools.css.
   ========================================================================== */


/* ==========================================================================
   Reset
   Minimal, opinionated reset for consistent cross-browser rendering.
   ========================================================================== */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

img,
picture,
video,
svg {
  display: block;
  max-width: 100%;
}

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

ul,
ol {
  list-style: none;
}

a {
  text-decoration: none;
  color: inherit;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}


/* ==========================================================================
   Base Element Styles
   ========================================================================== */

body {
  background-color: var(--mm-bg-primary);
  color: var(--mm-text-primary);
  font-family: var(--mm-font-body);
  font-size: var(--mm-font-size-base);
  font-weight: var(--mm-weight-normal);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main {
  flex: 1;
}

/* --- Headings ----------------------------------------------------------- */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--mm-font-heading);
  font-weight: var(--mm-weight-bold);
  line-height: 1.2;
  color: var(--mm-text-primary);
}

h1 {
  font-size: var(--mm-font-size-5xl);
  letter-spacing: -0.02em;
}

h2 {
  font-size: var(--mm-font-size-4xl);
  letter-spacing: -0.01em;
}

h3 {
  font-size: var(--mm-font-size-3xl);
}

h4 {
  font-size: var(--mm-font-size-2xl);
}

h5 {
  font-size: var(--mm-font-size-xl);
}

h6 {
  font-size: var(--mm-font-size-lg);
}

/* --- Paragraphs & Inline ------------------------------------------------ */

p {
  margin-bottom: var(--mm-space-md);
  color: var(--mm-text-secondary);
}

strong {
  font-weight: var(--mm-weight-bold);
}

small {
  font-size: var(--mm-font-size-sm);
}

code {
  font-family: var(--mm-font-mono);
  font-size: 0.9em;
  background-color: var(--mm-surface);
  padding: 0.125em 0.375em;
  border-radius: var(--mm-radius-sm);
}

pre {
  font-family: var(--mm-font-mono);
  font-size: var(--mm-font-size-sm);
  background-color: var(--mm-bg-tertiary);
  border: 1px solid var(--mm-border);
  border-radius: var(--mm-radius-md);
  padding: var(--mm-space-md);
  overflow-x: auto;
  line-height: 1.5;
}

pre code {
  background: none;
  padding: 0;
  border-radius: 0;
  font-size: inherit;
}

/* --- Links -------------------------------------------------------------- */

a {
  color: var(--mm-accent);
  transition: color var(--mm-transition-fast);
}

a:hover {
  text-decoration: underline;
}

a:focus-visible {
  outline: 2px solid var(--mm-accent);
  outline-offset: 2px;
  border-radius: 2px;
}

/* --- Selection ---------------------------------------------------------- */

::selection {
  background-color: rgba(0, 164, 228, 0.3);
  color: var(--mm-text-primary);
}


/* ==========================================================================
   Layout - Container
   ========================================================================== */

.mm-container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--mm-space-lg);
}


/* ==========================================================================
   Components - Buttons
   ========================================================================== */

.mm-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--mm-space-sm);
  padding: 0.625rem 1.25rem;
  font-family: var(--mm-font-body);
  font-size: var(--mm-font-size-base);
  font-weight: var(--mm-weight-medium);
  line-height: 1;
  border: 1px solid transparent;
  border-radius: var(--mm-radius-md);
  cursor: pointer;
  transition: background-color var(--mm-transition-fast),
              border-color var(--mm-transition-fast),
              color var(--mm-transition-fast),
              box-shadow var(--mm-transition-fast);
  white-space: nowrap;
  user-select: none;
}

.mm-btn:focus-visible {
  outline: 2px solid var(--mm-accent);
  outline-offset: 2px;
}

.mm-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Primary - Accent blue */
.mm-btn-primary {
  background-color: var(--mm-accent);
  color: var(--mm-code-white);
  border-color: var(--mm-accent);
}

.mm-btn-primary:hover:not(:disabled) {
  background-color: #0090c8;
  border-color: #0090c8;
}

.mm-btn-primary:active:not(:disabled) {
  background-color: #007dae;
}

/* CTA - Pulse orange */
.mm-btn-cta {
  background-color: var(--mm-cta);
  color: var(--mm-code-white);
  border-color: var(--mm-cta);
}

.mm-btn-cta:hover:not(:disabled) {
  background-color: #e07520;
  border-color: #e07520;
}

.mm-btn-cta:active:not(:disabled) {
  background-color: #cc681c;
}

/* Secondary - Transparent with border */
.mm-btn-secondary {
  background-color: transparent;
  color: var(--mm-text-primary);
  border-color: var(--mm-border);
}

.mm-btn-secondary:hover:not(:disabled) {
  border-color: var(--mm-accent);
  color: var(--mm-accent);
}

.mm-btn-secondary:active:not(:disabled) {
  background-color: rgba(0, 164, 228, 0.08);
}


/* ==========================================================================
   Components - Card
   ========================================================================== */

.mm-card {
  background-color: var(--mm-bg-tertiary);
  border: 1px solid var(--mm-border);
  border-radius: var(--mm-radius-lg);
  padding: var(--mm-space-lg);
  box-shadow: var(--mm-shadow-sm);
  transition: border-color var(--mm-transition-base),
              box-shadow var(--mm-transition-base);
}

.mm-card:hover {
  border-color: var(--mm-border-accent-subtle);
  box-shadow: var(--mm-shadow-md);
}


/* ==========================================================================
   Components - Input
   ========================================================================== */

.mm-input {
  display: block;
  width: 100%;
  padding: 0.625rem 0.875rem;
  font-family: var(--mm-font-body);
  font-size: var(--mm-font-size-base);
  color: var(--mm-text-primary);
  background-color: var(--mm-bg-tertiary);
  border: 1px solid var(--mm-border);
  border-radius: var(--mm-radius-md);
  transition: border-color var(--mm-transition-fast),
              box-shadow var(--mm-transition-fast);
  outline: none;
}

.mm-input::placeholder {
  color: var(--mm-text-muted);
}

.mm-input:focus {
  border-color: var(--mm-accent);
  box-shadow: 0 0 0 3px rgba(0, 164, 228, 0.15);
}

.mm-input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Textarea variant */
textarea.mm-input {
  resize: vertical;
  min-height: 6rem;
  line-height: 1.5;
}

/* Select variant */
select.mm-input {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23B0B0B0' d='M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.25rem;
}


/* ==========================================================================
   Components - Badge
   ========================================================================== */

.mm-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.125rem 0.5rem;
  font-size: var(--mm-font-size-xs);
  font-weight: var(--mm-weight-medium);
  line-height: 1.5;
  color: var(--mm-text-primary);
  background-color: var(--mm-surface);
  border: 1px solid var(--mm-border);
  border-radius: 9999px;
  white-space: nowrap;
}

.mm-badge-accent {
  background-color: rgba(0, 164, 228, 0.15);
  border-color: rgba(0, 164, 228, 0.3);
  color: var(--mm-accent);
}

.mm-badge-success {
  background-color: rgba(76, 175, 80, 0.15);
  border-color: rgba(76, 175, 80, 0.3);
  color: var(--mm-success);
}

.mm-badge-warning {
  background-color: rgba(255, 152, 0, 0.15);
  border-color: rgba(255, 152, 0, 0.3);
  color: var(--mm-warning);
}

.mm-badge-error {
  background-color: rgba(244, 67, 54, 0.15);
  border-color: rgba(244, 67, 54, 0.3);
  color: var(--mm-error);
}


/* ==========================================================================
   Components - Table
   ========================================================================== */

.mm-table {
  width: 100%;
  font-size: var(--mm-font-size-sm);
  border: 1px solid var(--mm-border);
  border-radius: var(--mm-radius-md);
  overflow: hidden;
}

.mm-table th,
.mm-table td {
  padding: 0.625rem 0.875rem;
  text-align: left;
  border-bottom: 1px solid var(--mm-border);
}

.mm-table th {
  font-weight: var(--mm-weight-medium);
  color: var(--mm-text-primary);
  background-color: var(--mm-surface);
}

.mm-table td {
  color: var(--mm-text-secondary);
}

.mm-table tbody tr:nth-child(even) {
  background-color: var(--mm-bg-tertiary);
}

.mm-table tbody tr:hover {
  background-color: var(--mm-surface-glow);
}

.mm-table tbody tr:last-child td {
  border-bottom: none;
}


/* ==========================================================================
   Components - Gradient Text
   ========================================================================== */

.mm-gradient-text {
  background: var(--mm-gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}


/* ==========================================================================
   Navigation - Sticky Header
   64px height, dark background, flex layout with logo and links.
   ========================================================================== */

.mm-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  height: 64px;
  padding-inline: var(--mm-space-lg);
  background-color: var(--mm-bg-secondary);
  border-bottom: 1px solid var(--mm-border);
  backdrop-filter: blur(8px);
}

.mm-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
}

/* Logo */
.mm-nav-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.mm-nav-logo img {
  height: 28px;
  width: auto;
}

/* Nav links */
.mm-nav-links {
  display: flex;
  align-items: center;
  gap: var(--mm-space-lg);
}

.mm-nav-links a {
  font-size: var(--mm-font-size-sm);
  font-weight: var(--mm-weight-medium);
  color: var(--mm-text-secondary);
  transition: color var(--mm-transition-fast);
  padding: var(--mm-space-sm) 0;
}

.mm-nav-links a:hover {
  color: var(--mm-text-primary);
  text-decoration: none;
}

.mm-nav-links a.active {
  color: var(--mm-accent);
}

/* Dropdown container */
.mm-nav-dropdown {
  position: relative;
}

.mm-nav-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: var(--mm-font-size-sm);
  font-weight: var(--mm-weight-medium);
  color: var(--mm-text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--mm-space-sm) 0;
  transition: color var(--mm-transition-fast);
}

.mm-nav-dropdown-trigger:hover {
  color: var(--mm-text-primary);
}

.mm-nav-dropdown-trigger::after {
  content: '';
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  margin-left: 2px;
  transition: transform var(--mm-transition-fast);
}

.mm-nav-dropdown.open .mm-nav-dropdown-trigger::after {
  transform: rotate(180deg);
}

/* Dropdown menu */
.mm-nav-dropdown-menu {
  position: absolute;
  top: calc(100% + var(--mm-space-sm));
  left: 50%;
  transform: translateX(-50%);
  min-width: 180px;
  background-color: var(--mm-bg-secondary);
  border: 1px solid var(--mm-border);
  border-radius: var(--mm-radius-md);
  box-shadow: var(--mm-shadow-lg);
  padding: var(--mm-space-xs) 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--mm-transition-fast),
              visibility var(--mm-transition-fast);
}

.mm-nav-dropdown.open .mm-nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
}

.mm-nav-dropdown-menu a {
  display: block;
  padding: var(--mm-space-sm) var(--mm-space-md);
  font-size: var(--mm-font-size-sm);
  color: var(--mm-text-secondary);
  transition: background-color var(--mm-transition-fast),
              color var(--mm-transition-fast);
}

.mm-nav-dropdown-menu a:hover {
  background-color: var(--mm-surface-glow);
  color: var(--mm-text-primary);
  text-decoration: none;
}

/* Mobile nav toggle (hidden by default, shown at breakpoint) */
.mm-nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--mm-text-primary);
  cursor: pointer;
  padding: var(--mm-space-sm);
}


/* ==========================================================================
   Footer
   Minimal footer with dark secondary background.
   ========================================================================== */

.mm-footer {
  background-color: var(--mm-bg-secondary);
  border-top: 1px solid var(--mm-border);
  padding: var(--mm-space-2xl) var(--mm-space-lg);
  margin-top: auto;
}

.mm-footer-inner,
.mm-footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin-inline: auto;
  gap: var(--mm-space-lg);
}

.mm-footer-logo img {
  height: 22px;
  width: auto;
  opacity: 0.6;
  transition: opacity var(--mm-transition-fast);
}

.mm-footer-logo img:hover {
  opacity: 1;
}

.mm-footer-links {
  display: flex;
  align-items: center;
  gap: var(--mm-space-lg);
}

.mm-footer-links a {
  font-size: var(--mm-font-size-sm);
  color: var(--mm-text-muted);
  transition: color var(--mm-transition-fast);
}

.mm-footer-links a:hover {
  color: var(--mm-text-secondary);
}

.mm-footer-copy {
  font-size: var(--mm-font-size-xs);
  color: var(--mm-text-muted);
}


/* ==========================================================================
   Utilities
   ========================================================================== */

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

.mm-flex {
  display: flex;
}

.mm-grid {
  display: grid;
}

.mm-text-center {
  text-align: center;
}

.mm-text-muted {
  color: var(--mm-text-muted);
}

.mm-text-secondary {
  color: var(--mm-text-secondary);
}

.mm-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}


/* ==========================================================================
   Responsive - Mobile (max-width: 768px)
   ========================================================================== */

@media (max-width: 768px) {

  h1 {
    font-size: var(--mm-font-size-3xl);
  }

  h2 {
    font-size: var(--mm-font-size-2xl);
  }

  h3 {
    font-size: var(--mm-font-size-xl);
  }

  .mm-container {
    padding-inline: var(--mm-space-md);
  }

  /* Nav - hamburger layout */
  .mm-nav-toggle {
    display: block;
  }

  .mm-nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background-color: var(--mm-bg-secondary);
    border-bottom: 1px solid var(--mm-border);
    padding: var(--mm-space-sm) 0;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--mm-transition-base),
                opacity var(--mm-transition-base),
                visibility var(--mm-transition-base);
    z-index: 999;
  }

  .mm-nav-links.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .mm-nav-links a,
  .mm-nav-dropdown-trigger {
    padding: var(--mm-space-md) var(--mm-space-lg);
    font-size: var(--mm-font-size-base);
  }

  .mm-nav-dropdown-menu {
    position: static;
    transform: none;
    box-shadow: none;
    border: none;
    border-radius: 0;
    background-color: var(--mm-bg-primary);
    opacity: 1;
    visibility: visible;
  }

  .mm-nav-dropdown:not(.open) .mm-nav-dropdown-menu {
    display: none;
  }

  .mm-nav-dropdown-menu a {
    padding-left: var(--mm-space-2xl);
  }

  /* Footer stacks vertically */
  .mm-footer-inner,
  .mm-footer-content {
    flex-direction: column;
    text-align: center;
  }

  .mm-footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}