/**
 * SAM ANGELO PHOTOGRAPHY & FILMS
 * Base & Layout Reset
 */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--canvas);
  color: var(--ink-soft);
  text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

body {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  background-color: var(--canvas);
}

::selection {
  background-color: var(--accent-warm);
  color: var(--white);
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-quick) ease;
}

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

input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
}

ul, ol {
  list-style: none;
}

/* ==========================================================================
   Accessibility & Focus System (WCAG 2.1 AA)
   ========================================================================== */
:focus-visible {
  outline: 2px solid var(--accent-warm);
  outline-offset: 3px;
}

.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;
}

.skip-link {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 10000;
  padding: 0.75rem 1.5rem;
  background-color: var(--ink);
  color: var(--paper);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: var(--radius-xs);
  transform: translateY(-200%);
  transition: transform var(--duration-quick) ease;
}

.skip-link:focus {
  transform: translateY(0);
}

/* ==========================================================================
   Container System
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.container-narrow {
  width: 100%;
  max-width: var(--max-width-narrow);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.container-fluid {
  width: 100%;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.container-fullbleed {
  width: 100%;
  padding-left: 0;
  padding-right: 0;
}

/* Section Spacing */
.section {
  padding-top: var(--section-pad);
  padding-bottom: var(--section-pad);
  position: relative;
}

.section-compact {
  padding-top: var(--section-pad-compact);
  padding-bottom: var(--section-pad-compact);
  position: relative;
}

.surface-canvas {
  background-color: var(--canvas);
}

.surface-sand {
  background-color: var(--surface);
}

.surface-soft {
  background-color: var(--surface-soft);
}

.surface-paper {
  background-color: var(--paper);
}

.surface-dark {
  background-color: var(--cinema-bg);
  color: var(--cinema-ink);
}

/* Hairline Dividers */
.hairline {
  height: 1px;
  background-color: var(--line);
  border: none;
  width: 100%;
  margin: 0;
}

.hairline-dark {
  height: 1px;
  background-color: var(--cinema-line);
  border: none;
  width: 100%;
  margin: 0;
}