/*
Theme Name:  AIBuzzReport
Theme URI:   https://aibuzzreport.com
Description: Clean, modern AI news theme.
Version:     3.0
Author:      AIBuzzReport Team
License:     GPL-2.0-or-later
Text Domain: aibuzzreport
*/

/* Design tokens */
:root {
  --radius:    0.5rem;
  --radius-sm: calc(var(--radius) - 4px);
  --radius-md: calc(var(--radius) - 2px);
  --radius-lg: var(--radius);
  --radius-xl: calc(var(--radius) + 4px);

  --bg:          oklch(0.99 0.005 100);
  --fg:          oklch(0.15 0.01 240);
  --card:        oklch(1 0 0);
  --primary:     oklch(0.72 0.16 165);
  --primary-fg:  oklch(0.12 0.02 240);
  --secondary:   oklch(0.96 0.005 240);
  --muted:       oklch(0.96 0.005 240);
  --muted-fg:    oklch(0.5 0.015 240);
  --accent:      oklch(0.95 0.02 165);
  --border:      oklch(0.9 0.008 240);
  --ink:         oklch(0.12 0.01 240);

  --cat-news:     oklch(0.6  0.22 25);
  --cat-career:   oklch(0.65 0.18 255);
  --cat-biz:      oklch(0.7  0.18 145);
  --cat-tools:    oklch(0.65 0.2  305);
  --cat-startup:  oklch(0.72 0.17 60);
  --cat-ai:       oklch(0.65 0.2  305);
  --cat-saas:     oklch(0.65 0.18 255);
  --cat-tech:     oklch(0.72 0.17 60);
  --cat-research: oklch(0.6  0.22 25);
  --cat-funding:  oklch(0.72 0.17 60);

  --font-display: "Fraunces", Georgia, serif;
  --font-sans:    "Inter", system-ui, -apple-system, sans-serif;

  --nav-h: 56px;
  --max-w: 1240px;
}

/* Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border-color: var(--border);
}

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

/* Base body */
body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  color: var(--fg);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--fg);
}

h5, h6 {
  font-family: var(--font-sans);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--fg);
}

p { line-height: 1.65; }

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

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

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

img { object-fit: cover; }

/* Category colour utilities */
.cat-news     { color: var(--cat-news); }
.cat-career   { color: var(--cat-career); }
.cat-biz      { color: var(--cat-biz); }
.cat-tools    { color: var(--cat-tools); }
.cat-startup  { color: var(--cat-startup); }
.cat-ai       { color: var(--cat-ai); }
.cat-saas     { color: var(--cat-saas); }
.cat-tech     { color: var(--cat-tech); }
.cat-research { color: var(--cat-research); }
.cat-funding  { color: var(--cat-funding); }

/* Layout */
.abr-container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

@media (max-width: 600px) {
  .abr-container { padding: 0 16px; }
}

/* Screen reader only */
.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;
}

/* WordPress core alignment classes */
.alignleft  { float: left;  margin-right: 1.5rem; margin-bottom: 1rem; }
.alignright { float: right; margin-left: 1.5rem;  margin-bottom: 1rem; }
.aligncenter { display: block; margin: 1.5rem auto; }
.wp-caption { max-width: 100%; }
.wp-caption-text { font-size: 12px; color: var(--muted-fg); margin-top: 6px; }

/* Admin bar offset — sticky nav when logged in */
.admin-bar .abr-nav { top: 32px; }

@media screen and (max-width: 782px) {
  .admin-bar .abr-nav { top: 46px; }
}

/* Print */
@media print {
  .abr-nav,
  .abr-topbar,
  .abr-ticker,
  .abr-filters,
  .abr-cta-strip,
  .abr-newsletter,
  .abr-footer-top { display: none !important; }

  body { font-size: 12pt; color: #000; background: #fff; }
  a    { color: #000; text-decoration: underline; }
}