/* layout.css — container, grid, nav, footer */

/* ── Container ── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 24px;
}

/* ── Section spacing ── */
.section {
  padding-block: var(--section-pad);
}
.section--alt {
  background: var(--color-purple-lighter);
}
.section--dark {
  background: var(--color-dark);
  color: #fff;
}
.section--purple {
  background: var(--grad-hero);
  color: #fff;
}

.section__header {
  text-align: center;
  margin-bottom: 48px;
}
.section__label {
  display: inline-block;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-purple-mid);
  margin-bottom: 10px;
}
.section--dark .section__label,
.section--purple .section__label {
  color: var(--color-accent-start);
}

/* ── Grid helpers ── */
.grid {
  display: grid;
  gap: var(--gap);
}
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--auto { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }

/* ── Navigation ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-purple-dark);
  box-shadow: var(--shadow-nav);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 24px;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.nav__logo-text {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
}
.nav__logo-text span {
  display: block;
  font-style: normal;
  font-size: 10px;
  font-family: var(--font-body);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.75;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav__link {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav__link:hover,
.nav__link.active {
  color: #fff;
  background: rgba(255,255,255,0.10);
}
.nav__link--cta {
  background: rgba(255,255,255,0.15);
  color: #fff;
  margin-left: 8px;
  border: 1px solid rgba(255,255,255,0.25);
}
.nav__link--cta:hover {
  background: rgba(255,255,255,0.25);
}
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px;
  cursor: pointer;
}
.nav__hamburger span {
  display: block;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* Mobile nav */
.nav__mobile {
  display: none;
  flex-direction: column;
  background: var(--color-dark);
  padding: 16px 24px 24px;
  gap: 4px;
}
.nav__mobile.is-open {
  display: flex;
}
.nav__mobile .nav__link {
  display: block;
  padding: 10px 12px;
  font-size: 15px;
}

/* ── Footer ── */
.footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.70);
  padding-block: 56px 32px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer__brand-name {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 22px;
  color: #fff;
  margin-bottom: 10px;
}
.footer__tagline {
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 20px;
  max-width: 280px;
}
.footer__heading {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-start);
  margin-bottom: 16px;
}
.footer__links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer__links a {
  font-size: 14px;
  transition: color var(--transition);
}
.footer__links a:hover {
  color: #fff;
}
.footer__contact-item {
  font-size: 14px;
  margin-bottom: 6px;
}
.footer__contact-item a:hover {
  color: var(--color-accent-start);
}
.footer__bar {
  border-top: 1px solid rgba(255,255,255,0.10);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  flex-wrap: wrap;
  gap: 12px;
}
.footer__social {
  display: flex;
  gap: 12px;
}
.footer__social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.20);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: background var(--transition), border-color var(--transition);
}
.footer__social a:hover {
  background: rgba(255,255,255,0.10);
  border-color: rgba(255,255,255,0.40);
}

/* ── Responsive ── */
@media (max-width: 960px) {
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  :root {
    --section-pad: var(--section-pad-sm);
    --gap: 20px;
  }
  .grid--2,
  .grid--3,
  .grid--4 { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }
  .section__header { margin-bottom: 32px; }
}