/* ============================================
   Agent IQ — Base & Global Styles
   ============================================ */

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: var(--fw-regular);
  line-height: var(--lh-normal);
  color: var(--text-secondary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
}

/* Hide default cursor on desktop */
@media (hover: hover) and (pointer: fine) {
  body {
    cursor: none;
  }
  a, button, input, textarea, select, label, [role="button"] {
    cursor: none;
  }
}

/* --- Selection --- */
::selection {
  background: rgba(79, 142, 247, 0.25);
  color: var(--text-primary);
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
  width: 5px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.14);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
}

h1 { font-size: var(--fs-h1); font-weight: var(--fw-extrabold); }
h2 { font-size: var(--fs-h2); font-weight: var(--fw-bold); }
h3 { font-size: var(--fs-h3); font-weight: var(--fw-semibold); }
h4 { font-size: var(--fs-h4); font-weight: var(--fw-semibold); }

p {
  color: var(--text-secondary);
  line-height: var(--lh-normal);
  margin-bottom: 0;
}

a {
  color: var(--accent-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol { list-style: none; }

button {
  font-family: inherit;
  border: none;
  background: none;
  outline: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  outline: none;
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.container--wide {
  max-width: var(--container-wide);
}

/* --- Section --- */
.section {
  padding: var(--space-section) 0;
  position: relative;
  overflow: hidden;
}

.section--alt {
  background-color: var(--bg-secondary);
}

/* --- Section Headers --- */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--accent-blue);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  margin-bottom: var(--space-md);
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
}

.section-title {
  margin-bottom: var(--space-sm);
}

.section-subtitle {
  font-size: var(--fs-body-lg);
  color: var(--text-secondary);
  max-width: 580px;
  line-height: var(--lh-relaxed);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-header .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* --- Utility --- */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.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;
}

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