/* ============================================
   ADMIN PANEL - BASE STYLES
   Global resets, typography, and fundamental elements
   ============================================ */

/* === HTML & BODY RESET === */
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

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

body {
  margin: 0;
  background: linear-gradient(180deg, var(--color-bg-gradient-start) 0%, var(--color-bg-gradient-end) 100%);
  color: var(--color-text);
  line-height: var(--line-height-normal);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  overflow-x: hidden;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

h1 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
}

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

h3 {
  font-size: var(--font-size-lg);
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-primary-dark);
}

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

/* === FOCUS STATES === */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  box-shadow: var(--shadow-focus);
}

/* === FORM ELEMENTS === */
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
}

input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

/* Prevent iOS zoom on focus - 16px minimum */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
input[type="url"],
textarea {
  font-size: max(16px, var(--font-size-base));
}

/* === UTILITIES === */
.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;
}

/* === SCROLLBAR STYLING === */
::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

::-webkit-scrollbar-track {
  background: var(--color-surface-muted);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--radius-full);
  border: 2px solid var(--color-surface-muted);
  transition: background var(--transition);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-border-dark);
}

/* === SELECTION === */
::selection {
  background-color: rgba(var(--color-primary-rgb), 0.2);
  color: var(--color-text);
}

/* === IMAGE & MEDIA === */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

svg {
  display: block;
  flex-shrink: 0;
}

/* === CODE === */
code,
pre {
  font-family: var(--font-mono);
  font-size: 0.9em;
}

code {
  background: var(--color-surface-muted);
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  color: var(--color-primary-dark);
}

pre {
  background: var(--color-surface-muted);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin-bottom: var(--space-md);
}

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