@charset "UTF-8";

/* =====================================================
   layout.css
   Layout Structure for IYOPLAN ADS（2025）
   - Header / Navigation
   - Main Layout
   - Footer
   ===================================================== */


/* =====================================================
   1. Global Layout Adjust
   ===================================================== */

/* Fixed header offset */
body {
  padding-top: var(--layout-header-height);
}

main {
  display: block;
}


/* =====================================================
   2. Header
   ===================================================== */

.l-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--layout-header-height);
  z-index: var(--z-header);

  /*  background-color: var(--color-white);
  box-shadow: var(--shadow-header); */

  display: flex;
  align-items: center;
}

/* Logo */
.header-logo-block {
  position: absolute;
  top: 0;
  left: 0;
  height: var(--layout-header-height);
  z-index: 9999;
  display: flex;
  align-items: center;
}
.l-header-logo {
  display: block;
  width: 250px;
  height: 80%;
  margin-left: var(--layout-container-padding);
  /*background: url("../images/logo-ads.png") no-repeat center / contain;*/
  background: url("../images/logo-ads.svg") no-repeat center / contain;
}


/* =====================================================
   3. Navigation
   ===================================================== */

/* --- PC Navigation --- */
.l-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  height: 80%;
  background-color: var(--color-header-nav);
  backdrop-filter: blur(6px);
  padding-left: 30px;
  border-radius: 30px;
  padding-right: 20px;

}
.l-nav a {
  font-size: var(--fz-xs);
  color: var(--color-text);
  padding: var(--space-xxs) var(--space-sm);
  position: relative;
  border-radius: 30px;
}
@media (max-width: 1300px) {
  .l-nav {
    gap: var(--space-sm);
  }

  .l-nav a {
    font-size: var(--fz-xxs);
    padding: var(--space-xxs) var(--space-xs);
  }
}

.l-nav a:hover {
  color: var(--color-main);
}

/* IYOTETSU MEDIA */
.l-nav a:nth-of-type(6){
  background-color: var(--color-main);
  color: var(--color-text-white);
}
.l-nav a:nth-of-type(6):hover{
  background-color: var(--color-white);
  color: var(--color-main);
}
/* SHIKOKU MEDIA */
.l-nav a:nth-of-type(7){
  background: linear-gradient(to right, #1400E3, #CA87FF);
  color: var(--color-text-white);
}
.l-nav a:nth-of-type(7):hover{
  background: var(--color-white);
  color: #1400E3;
}
/* お問い合わせ */
.l-nav a:nth-of-type(8){
  background-color: var(--color-black);
  color: var(--color-text-white);
}
.l-nav a:nth-of-type(8):hover{
  background-color: var(--color-white);
  color: var(--color-black);
}


/* --- Hamburger Button (SP) --- */
.l-nav-toggle {
  display: none;
  position: absolute;
  top: 50%;
  right: var(--layout-container-padding);
  transform: translateY(-50%);
  width: 28px;
  height: 22px;
  cursor: pointer;
  z-index: var(--z-toggle);
}

.l-nav-toggle span,
.l-nav-toggle::before,
.l-nav-toggle::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--color-text);
  border-radius: 3px;
  transition: var(--motion-base);
}

.l-nav-toggle span {
  top: 50%;
  transform: translateY(-50%);
}

.l-nav-toggle::before { top: 0; }
.l-nav-toggle::after  { bottom: 0; }

/* Active State */
.l-nav-toggle.is-active::before {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

.l-nav-toggle.is-active::after {
  top: 50%;
  transform: translateY(-50%) rotate(-45deg);
}

.l-nav-toggle.is-active span {
  opacity: 0;
}


/* --- SP Drawer Navigation --- */
.l-nav-drawer {
  position: fixed;
  top: var(--layout-header-height);
  right: 0;
  width: 80%;
  max-width: 320px;
  height: calc(100vh - var(--layout-header-height));
  padding: var(--space-xl);
  background-color: var(--color-white);
  z-index: var(--z-toggle);

  display: flex;
  flex-direction: column;
  gap: var(--space-lg);

  transform: translateX(100%);
  opacity: 0;
  transition: transform .35s ease, opacity .35s ease;
}

.l-nav-drawer.is-open {
  transform: translateX(0);
  opacity: 1;
}

.l-nav-drawer a {
  font-size: var(--fz-xl);
  font-weight: 600;
  color: var(--color-text);
}


/* =====================================================
   4. Footer
   ===================================================== */

.l-footer {
  position: relative;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 60px 0 0;
  display: grid;
  align-content: space-between;
}

.l-footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

/* =====================================================
   4. Layout Base
   ===================================================== */

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

.l-container--fluid {
  max-width: 100%;
  padding-inline: 0;
}

.l-container--overflow-visible {
  overflow: visible;
}

/* Section */
.l-section {
  padding-block: var(--space-3xl);
  position: relative;
}


/* =====================================================
   Grid
   ===================================================== */

.l-grid-2,
.l-grid-3,
.l-grid-4,
.l-grid-5 {
  display: grid;
  gap: var(--space-xl);
}

.l-grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.l-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.l-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.l-grid-5 {
  grid-template-columns: repeat(5, 1fr);
}

@media (max-width: 768px) {
  .l-grid-2,
  .l-grid-3,
  .l-grid-4,
  .l-grid-5 {
    grid-template-columns: 1fr;
  }
}

/* =====================================================
   Stack (縦積みレイアウト)
   ===================================================== */
.l-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

/* =====================================================
   Grid modifiers (Tablet columns)
   ===================================================== */
@media (max-width: 1024px) {
  /* 3列→2列に落とす（service上段用） */
  .l-grid-3--tab2 {
    grid-template-columns: repeat(2, 1fr);
  }

  /* 5列→3列に落とす（flow等で使う） */
  .l-grid-5--tab3 {
    grid-template-columns: repeat(3, 1fr);
  }
}


/* =====================================================
   5. Responsive
   ===================================================== */
@media (max-width: 1080px) {
  .l-nav {
    display: none;
  }

  .l-nav-toggle {
    display: block;
  }

}
@media (max-width: 768px) {

  /* Navigation */
  .l-nav-drawer a:nth-of-type(6){
    display: none;
  }
  .l-nav-drawer a:nth-of-type(7){
    display: none;
  }

/*
  .l-nav {
    display: none;
  }

  .l-nav-toggle {
    display: block;
  }
*/
  /* Footer */
  .l-footer__inner {
    flex-direction: column;
    gap: 30px;
  }

  /*.l-footer-inner {
    text-align: left;
    font-size: .8rem;
    padding-left: .5rem;
  }*/
}