/* ═══════════════════════════════════════════
   MarketingOS — Modern CSS Reset + Base Styles
   ═══════════════════════════════════════════ */

/* ── Box Model Reset ── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ── Document ── */
html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-regular);
  line-height: var(--leading-normal);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
}

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-tight);
  color: var(--text-primary);
  text-wrap: balance;
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p {
  text-wrap: pretty;
  max-width: 70ch;
}

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

strong, b {
  font-weight: var(--weight-semibold);
}

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

code, pre, kbd, samp {
  font-family: var(--font-mono);
  font-size: 0.9em;
}

/* ── Media ── */
img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

/* ── Form Elements ── */
button, input, select, textarea {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

input, textarea, select {
  -webkit-appearance: none;
  appearance: none;
}

textarea {
  resize: vertical;
}

/* ── Lists ── */
ul, ol {
  list-style: none;
}

/* ── Table ── */
table {
  border-collapse: collapse;
  border-spacing: 0;
}

/* ── Misc ── */
hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: var(--space-8) 0;
}

::selection {
  background-color: rgba(189, 255, 71, 0.25);
  color: var(--text-primary);
}

::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--text-muted);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* ── Focus Visible ── */
:focus-visible {
  outline: 2px solid var(--accent-lime);
  outline-offset: 2px;
}

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

.hidden {
  display: none !important;
}

.visible {
  visibility: visible !important;
}

.invisible {
  visibility: hidden !important;
}