/* ============================================================
   TECH SILVA SOLUTIONS — Base Styles
   ============================================================ */

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

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

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

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

/* Skip link */
.skip-link {
  position: absolute; top: -100px; left: 0; z-index: 1000;
  padding: 0.75rem 1.5rem; background: var(--color-primary);
  color: white; font-weight: 600; border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.skip-link:focus { top: 0; }

/* Container */
.container {
  width: min(100% - var(--container-padding), var(--container-max));
  margin-inline: auto;
}

/* Section spacing */
.section {
  padding-block: var(--space-4xl);
}

/* Section backgrounds */
.bg-white { background: var(--color-white); }
.bg-light { background: var(--color-background); }
.bg-navy { background: var(--color-navy); color: var(--color-white); }
.bg-navy-deep { background: var(--color-navy-deep); color: var(--color-white); }
.bg-blue-soft { background: var(--color-blue-soft); }

/* Section headers */
.section-label {
  display: inline-block;
  font-size: var(--text-sm); font-weight: 600; letter-spacing: 0.05em;
  text-transform: uppercase; color: var(--color-primary);
  margin-bottom: var(--space-sm);
}
.section-title {
  font-family: var(--font-heading);
  font-size: var(--text-4xl); font-weight: 700; line-height: 1.2;
  margin-bottom: var(--space-md);
}
.section-subtitle {
  font-size: var(--text-lg); color: var(--color-text-muted);
  max-width: 600px;
}

/* Text utilities */
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.font-heading { font-family: var(--font-heading); }

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