/**
 * @fileoverview Evrium layout styles: page containers, grid, sections, header, main, footer layout only.
 *               Visual components are defined in evrium-components.css to keep concerns separated.
 * @author Univage Development
 * @copyright 2026 Univage Development
 * @license MIT
 */

/* ============================================
   Page containers
   Author: Univage Development
   ============================================ */

.evrium-main {
  min-height: 60vh;
}

.evrium-section {
  padding: 3rem 1rem;
}

@media (min-width: 768px) {
  .evrium-section {
    padding: 4rem 1.5rem;
  }
}

.evrium-section__container {
  max-width: 1200px;
  margin-inline: auto;
}

.evrium-section__container--split {
  display: grid;
  gap: 2rem;
}

@media (min-width: 992px) {
  .evrium-section__container--split {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: center;
  }
}

.evrium-section--light {
  background-color: #f7f7f9;
}

.evrium-section--accent {
  background-color: #111827;
  color: #ffffff;
}

.evrium-section--image {
  background-color: #0b1120;
  color: #ffffff;
}

/* ============================================
   Generic grid helpers
   Author: Univage Development
   ============================================ */

.evrium-grid {
  display: grid;
  gap: 1.5rem;
}

.evrium-grid--cards {
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 768px) {
  .evrium-grid--cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .evrium-grid--cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ============================================
   Header & footer layout shells
   Author: Univage Development
   ============================================ */

.evrium-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: #ffffff;
  border-bottom: 1px solid #e5e7eb;
}

.evrium-header__inner {
  max-width: 1200px;
  margin-inline: auto;
  padding: 0.75rem 1rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-rows: auto auto;
  gap: 0.75rem 1.5rem;
  align-items: center;
}

@media (min-width: 992px) {
  .evrium-header__inner {
    grid-template-columns: auto 1fr auto auto;
    grid-template-rows: auto;
  }
}

.evrium-footer {
  background-color: #0b1120;
  color: #e5e7eb;
}

.evrium-footer__main {
  max-width: 1200px;
  margin-inline: auto;
  padding: 3rem 1rem 1.5rem;
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .evrium-footer__main {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .evrium-footer__main {
    grid-template-columns: 1.2fr 1fr 1.1fr 1fr;
  }
}

.evrium-footer__bottom {
  border-top: 1px solid rgba(148, 163, 184, 0.4);
  padding: 1rem;
  text-align: center;
}