/* ==========================================================================
   Global Styles — AgentsDotMD
   Neo-brutalist minimalism: bold borders, no radius, high contrast,
   generous whitespace, flat design.
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Reset
   -------------------------------------------------------------------------- */

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

html {
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  min-height: 100vh;
}

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

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

ul,
ol {
  list-style: none;
}

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

table {
  border-collapse: collapse;
}

/* --------------------------------------------------------------------------
   Custom Properties
   -------------------------------------------------------------------------- */

:root {
  /* Color palette */
  --color-bg: #FAF6F1;
  --color-text: #2B2B2B;
  --color-accent: #D94F04;
  --color-accent-hover: #B84303;
  --color-border: #2B2B2B;
  --color-muted: #6B6B6B;
  --color-surface: #FFFFFF;

  /* Spacing scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  /* Typography */
  --font-body: "Inter", "Segoe UI", "Roboto", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", "SF Mono", "Cascadia Code", "Consolas", "Liberation Mono", monospace;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;

  --line-height: 1.6;
  --line-height-tight: 1.2;

  --font-weight-normal: 400;
  --font-weight-bold: 700;
  --font-weight-black: 900;
}

/* --------------------------------------------------------------------------
   Base Styles
   -------------------------------------------------------------------------- */

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--line-height);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: var(--font-weight-black);
  line-height: var(--line-height-tight);
  letter-spacing: -0.02em;
}

h1 {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-lg);
}

h2 {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-md);
}

h3 {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-md);
}

h4 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-sm);
}

h5 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-sm);
}

h6 {
  font-size: var(--text-base);
  margin-bottom: var(--space-sm);
}

p {
  margin-bottom: var(--space-md);
}

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

a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--color-accent-hover);
}

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

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */

button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  font-weight: var(--font-weight-bold);
  font-size: var(--text-base);
  background-color: var(--color-accent);
  color: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: 0;
  box-shadow: 4px 4px 0 var(--color-text);
  cursor: pointer;
  transition: box-shadow 0.15s ease, transform 0.15s ease, background-color 0.15s ease;
  user-select: none;
}

button:hover {
  background-color: var(--color-accent-hover);
  box-shadow: 2px 2px 0 var(--color-text);
  transform: translate(2px, 2px);
}

button:active {
  box-shadow: 0 0 0 var(--color-text);
  transform: translate(4px, 4px);
}

button:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: 4px 4px 0 var(--color-text);
  transform: none;
}

/* --------------------------------------------------------------------------
   Form Elements
   -------------------------------------------------------------------------- */

input,
textarea,
select {
  display: block;
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-base);
  background-color: var(--color-surface);
  color: var(--color-text);
  border: 2px solid var(--color-border);
  border-radius: 0;
  transition: border-color 0.15s ease;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent);
}

input::placeholder,
textarea::placeholder {
  color: var(--color-muted);
}

textarea {
  min-height: 6rem;
  resize: vertical;
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%232B2B2B' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-md) center;
  padding-right: var(--space-2xl);
  cursor: pointer;
}

label {
  display: block;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-xs);
}

/* --------------------------------------------------------------------------
   Code
   -------------------------------------------------------------------------- */

code,
pre {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}

code {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 0.1em 0.3em;
}

pre {
  background-color: var(--color-surface);
  border: 2px solid var(--color-border);
  padding: var(--space-md);
  overflow-x: auto;
}

pre code {
  background: none;
  border: none;
  padding: 0;
}

/* --------------------------------------------------------------------------
   Focus Styles (Global)
   -------------------------------------------------------------------------- */

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

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

::selection {
  background-color: var(--color-accent);
  color: var(--color-surface);
}