/* Container */
.l-container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
}

/* Hover chung: Figma chỉ định Button hover opacity 0.8 → áp dụng cho mọi link */
@media (hover: hover) {
  .l-header__link,
  .l-footer__link,
  .l-header__menu-btn {
    transition: opacity 0.2s;
  }

  .l-header__link:hover,
  .l-footer__link:hover,
  .l-header__menu-btn:hover {
    opacity: 0.8;
  }
}

/* ===== Header — SP 94:2552 / Menu open 98:60, PC 53:70 ===== */
/* Header cố định khi cuộn (PC + SP); logo 75% so với Figma để header thấp lại */
.l-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--color-white);
}

.l-header__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 22.656px;
}

.l-header__logo img {
  width: 112.266px;
  height: 41.725px;
}

.l-header__menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-25);
  background: var(--color-white);
}

/* Icon menu ↔ close (Figma 98:85 / 98:88), chuyển động theo la-class.entetsu.org:
   transform 0.3s ease-in-out, vạch giữa mờ 0.2s. Góc ±135° để X giống Close_Icon */
.l-header__menu-icon {
  position: relative;
  width: 20px;
  height: 20px;
}

.l-header__menu-icon span {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 13.332px;
  height: 2px;
  border-radius: 1px;
  background: var(--color-ink);
  transition:
    transform 0.3s ease-in-out,
    width 0.3s ease-in-out,
    opacity 0.2s ease-in-out;
  will-change: transform;
}

.l-header__menu-icon span:nth-child(1) {
  transform: translate(-50%, -50%) translateY(-5.834px);
}

.l-header__menu-icon span:nth-child(2) {
  transform: translate(-50%, -50%);
}

.l-header__menu-icon span:nth-child(3) {
  transform: translate(-50%, -50%) translateY(5.834px);
}

.l-header.is-open .l-header__menu-icon span:nth-child(1) {
  width: 16.971px;
  transform: translate(-50%, -50%) rotate(135deg);
}

.l-header.is-open .l-header__menu-icon span:nth-child(2) {
  width: 16.971px;
  transform: translate(-50%, -50%) rotate(-135deg);
}

.l-header.is-open .l-header__menu-icon span:nth-child(3) {
  opacity: 0;
}

/* Menu SP: fade 0.4s ease-in-out (theo la-class) */
.l-header__nav {
  visibility: hidden;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  padding: 4px 24px 16px;
  background: var(--color-white);
  opacity: 0;
  transition:
    opacity 0.4s ease-in-out,
    visibility 0s linear 0.4s;
}

.l-header.is-open .l-header__nav {
  visibility: visible;
  opacity: 1;
  transition:
    opacity 0.4s ease-in-out,
    visibility 0s;
}

@media (prefers-reduced-motion: reduce) {
  .l-header__menu-icon span,
  .l-header__nav,
  .l-header.is-open .l-header__nav {
    transition: none;
  }
}

.l-header__list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
  border-radius: var(--radius-25);
}

.l-header__link {
  display: block;
  color: var(--color-ink);
  font-size: 12px;
  font-weight: 500;
  line-height: 20px;
}

@media (min-width: 1200px) {
  .l-header {
    padding: 16px var(--gutter);
  }

  .l-header__row {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 15.978px 0 11.315px;
  }

  .l-header__logo img {
    width: 133.642px;
    height: 49.677px;
  }

  .l-header__menu-btn {
    display: none;
  }

  .l-header__nav,
  .l-header.is-open .l-header__nav {
    visibility: visible;
    position: static;
    padding: 0;
    background: none;
    opacity: 1;
    transition: none;
  }

  .l-header__list {
    flex-direction: row;
    gap: 52.878px;
    padding: 0;
    border-radius: 0;
  }

  .l-header__link {
    font-size: 21px;
    line-height: 29.4px;
    white-space: nowrap;
  }
}

/* ===== Footer — SP 94:2839, PC 53:442 ===== */
.l-footer {
  padding-top: 48px;
  background: var(--color-vision);
}

.l-footer__inner {
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding: 32px var(--gutter);
  background: var(--color-surface-5);
}

.l-footer__logo img {
  width: 149.688px;
  height: 55.633px;
}

.l-footer__nav {
  display: flex;
  gap: 24px;
}

.l-footer__link {
  color: var(--color-text-4);
  font-size: 14px;
  line-height: 1.8;
  white-space: nowrap;
}

.l-footer__credits {
  padding-top: 20px;
  box-shadow: inset 0 1px 0 var(--color-border-6); /* stroke inside: không cộng chiều cao */
}

.l-footer__copyright {
  color: var(--color-text-4);
  font-family: var(--font-latin);
  font-size: 12px;
  line-height: normal;
}

@media (min-width: 1200px) {
  .l-footer {
    padding-top: 110.244px;
  }

  .l-footer__inner {
    gap: 48px;
    padding: 48px 96px;
  }

  .l-footer__row {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .l-footer__logo img {
    width: 178.18px;
    height: 66.23px;
  }

  .l-footer__nav {
    gap: 40px;
  }

  .l-footer__link {
    color: var(--color-text-2);
    font-size: 16px;
  }

  .l-footer__credits {
    padding-top: 24px;
  }
}

@media (max-width: 1199.98px) {
  .l-footer__row {
    display: flex;
    flex-direction: column;
    gap: 28px;
  }
}