/**
 * Theme Layout
 *
 * Container, section, grid, and spacing utility classes.
 * These classes are used by both PHP templates and can be
 * referenced in Elementor Custom CSS fields.
 *
 * @package EthicalInfrastructure
 */

/* ─────────────────────────────────────────────────────────────────────────────
   CONTAINER
   Max-width 1280px, centred, with horizontal padding.
   ───────────────────────────────────────────────────────────────────────────── */

.ei-container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-margin-desktop);
  padding-right: var(--space-margin-desktop);
}

/* Fluid: no max-width constraint, just horizontal padding */
.ei-container--fluid {
  width: 100%;
  padding-left: var(--space-margin-desktop);
  padding-right: var(--space-margin-desktop);
}

/* Narrow: for document-style content (About page prose) */
.ei-container--narrow {
  width: 100%;
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-margin-desktop);
  padding-right: var(--space-margin-desktop);
}

/* ─────────────────────────────────────────────────────────────────────────────
   SECTION
   Standard vertical padding using --space-section-gap (120px).
   ───────────────────────────────────────────────────────────────────────────── */

.ei-section {
  padding-top: var(--space-section-gap);
  padding-bottom: var(--space-section-gap);
}

.ei-section--sm {
  padding-top: calc(var(--space-section-gap) * 0.5);
  padding-bottom: calc(var(--space-section-gap) * 0.5);
}

.ei-section--lg {
  padding-top: calc(var(--space-section-gap) * 1.5);
  padding-bottom: calc(var(--space-section-gap) * 1.5);
}

/* Section with top border (standard divider between sections) */
.ei-section--bordered {
  border-top: 1px solid var(--color-outline-variant);
}

.ei-section--bordered-both {
  border-top: 1px solid var(--color-outline-variant);
  border-bottom: 1px solid var(--color-outline-variant);
}

/* Section backgrounds */
.ei-section--surface {
  background-color: var(--color-surface-container);
}

.ei-section--surface-low {
  background-color: var(--color-surface-container-low);
}

.ei-section--navy {
  background-color: var(--color-primary);
  color: var(--color-on-primary);
}

/* ─────────────────────────────────────────────────────────────────────────────
   12-COLUMN GRID
   CSS Grid with 12 equal columns and --space-gutter (32px) gap.
   ───────────────────────────────────────────────────────────────────────────── */

.ei-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-gutter);
  align-items: start;
}

.ei-grid--center {
  align-items: center;
}

/* Column span utilities — standard sizes from the Stitch layouts */
.ei-col-3  { grid-column: span 3; }
.ei-col-4  { grid-column: span 4; }
.ei-col-5  { grid-column: span 5; }
.ei-col-6  { grid-column: span 6; }
.ei-col-7  { grid-column: span 7; }
.ei-col-8  { grid-column: span 8; }
.ei-col-9  { grid-column: span 9; }
.ei-col-12 { grid-column: span 12; }

/* ─────────────────────────────────────────────────────────────────────────────
   FLEX UTILITIES
   ───────────────────────────────────────────────────────────────────────────── */

.ei-flex            { display: flex; }
.ei-flex--center    { display: flex; align-items: center; justify-content: center; }
.ei-flex--between   { display: flex; align-items: center; justify-content: space-between; }
.ei-flex--start     { display: flex; align-items: flex-start; }
.ei-flex--column    { display: flex; flex-direction: column; }
.ei-flex--wrap      { flex-wrap: wrap; }
.ei-flex--gap-sm    { gap: var(--space-2); }
.ei-flex--gap-md    { gap: var(--space-4); }
.ei-flex--gap-lg    { gap: var(--space-6); }

/* ─────────────────────────────────────────────────────────────────────────────
   BENTO GRID
   Asymmetric layout for Research page focal points section.
   Large feature card (left, ~60%) + vertical stack (right, ~40%).
   ───────────────────────────────────────────────────────────────────────────── */

.ei-bento {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-gutter);
}

.ei-bento__feature {
  /* Full width on mobile, large span on desktop — set via media query */
}

.ei-bento__stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-gutter);
}

/* ─────────────────────────────────────────────────────────────────────────────
   HERO LAYOUT
   Min-height, flex column, justify content end (stat bar at bottom).
   ───────────────────────────────────────────────────────────────────────────── */

.ei-hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  background-color: var(--color-background);
}

.ei-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.ei-hero__bg-image {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.10;
}

.ei-hero__gradient {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
}

.ei-hero__content {
  position: relative;
  z-index: 1;
  padding: var(--space-section-gap) var(--space-margin-desktop) var(--space-8);
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
}

.ei-hero__stat-bar {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--color-outline-variant);
  padding: var(--space-4) var(--space-margin-desktop);
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Split hero (Research page): text left, image right */
.ei-hero--split {
  min-height: auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.ei-hero--split .ei-hero__text {
  padding: var(--space-15) var(--space-margin-desktop);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.ei-hero--split .ei-hero__image {
  position: relative;
  overflow: hidden;
  min-height: 500px;
}

.ei-hero--split .ei-hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ─────────────────────────────────────────────────────────────────────────────
   CONTACT SPLIT LAYOUT
   Full-viewport two-panel layout. Left: info, Right: form.
   ───────────────────────────────────────────────────────────────────────────── */

.ei-contact-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: calc(100vh - 88px); /* subtract sticky nav height */
}

.ei-contact-split__panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-section-gap) var(--space-margin-desktop);
}

.ei-contact-split__panel--form {
  border-left: 1px solid var(--color-outline-variant);
}

/* ─────────────────────────────────────────────────────────────────────────────
   ABOUT PAGE — DOCUMENT LAYOUT
   Sticky sidebar (25%) + main content (75%).
   ───────────────────────────────────────────────────────────────────────────── */

.ei-doc-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-gutter);
}

.ei-doc-sidebar {
  display: none; /* hidden on mobile */
}

.ei-doc-sidebar__inner {
  position: sticky;
  top: 128px; /* nav height (88px) + 40px breathing room */
}

.ei-doc-content {
  max-width: 720px;
}

.ei-doc-section {
  margin-bottom: var(--space-section-gap);
  scroll-margin-top: 140px; /* offset for sticky nav */
}

/* ─────────────────────────────────────────────────────────────────────────────
   STAT COUNTER
   Used in About page (30+ nations, 15yr horizon).
   ───────────────────────────────────────────────────────────────────────────── */

.ei-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-gutter);
  margin: var(--space-6) 0;
}

.ei-stat-item {
  border-top: 1px solid var(--color-outline-variant);
  padding-top: var(--space-2);
}

.ei-stat-item__number {
  font-family: var(--font-display);
  font-size: var(--fs-headline-md);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  display: block;
}

.ei-stat-item__label {
  font-family: var(--font-body);
  font-size: var(--fs-label-caps);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--color-on-surface-variant);
  opacity: 0.7;
}

/* ─────────────────────────────────────────────────────────────────────────────
   HERO STAT BAR ITEMS
   ───────────────────────────────────────────────────────────────────────────── */

.ei-stat-bar-item__label {
  font-family: var(--font-body);
  font-size: var(--fs-label-tiny);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-label-wide);
  text-transform: uppercase;
  color: var(--color-on-surface-variant);
  opacity: 0.6;
  margin-bottom: 4px;
}

.ei-stat-bar-item__value {
  font-family: var(--font-body);
  font-size: var(--fs-body-md);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
}