@charset "UTF-8";
@import url("https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap");
:root {
  --space-8: 0.8rem;
  --space-16: 1.6rem;
  --space-24: 2.4rem;
  --space-32: 3.2rem;
  --space-48: 4.8rem;
  --space-64: 6.4rem;
  --space-80: 8.0rem;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

* {
  font-size: 1.6rem;
  line-height: 1.7;
}

/* ==========================
  Layout
========================== */
.l-container {
  max-width: 119.6rem; /* 1100px */
  margin-inline: auto;
  padding-inline: 2rem;
}
@media screen and (min-width: 768px) {
  .l-container {
    padding-inline: var(--space-48);
  }
}

.l-grid {
  display: grid;
  gap: var(--space-32);
}

/* ==========================
  Project（セクション）
========================== */
.p-section {
  padding-block: var(--space-24);
}

.p-section-lg {
  padding-block: var(--space-80);
}

.p-hero {
  padding-block: var(--space-80);
  background: linear-gradient(135deg, #eef3ff, #ffffff);
}

.p-entry {
  padding-block: var(--space-64);
}

.p-cta {
  padding-block: var(--space-64);
  background: var(--color-main);
  color: #fff;
}

/* ==========================
  Component（見出し）
========================== */
.c-title {
  margin-bottom: var(--space-24);
  font-size: 1.7rem;
  font-weight: bold;
}
@media screen and (min-width: 768px) {
  .c-title {
    font-size: 1.8rem;
  }
}
.c-title span {
  display: block;
  font-family: "Poppins", sans-serif;
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1;
}
@media screen and (min-width: 768px) {
  .c-title span {
    font-size: 4.2rem;
    margin-bottom: var(--space-8);
  }
}

.c-subTitle {
  font-size: 1.8rem;
  margin-bottom: var(--space-16);
}

.c-lead {
  font-size: 1.6rem;
}

/* ==========================
  Button
========================== */
.c-button {
  position: relative;
  display: inline-block;
  padding: 0.8rem 2.6rem;
  border-radius: 9999px;
  font-size: 1.6rem;
  font-weight: bold;
  text-align: center;
  transition: opacity 0.2s;
}

.c-button:hover {
  opacity: 0.8;
}

.c-button-primary {
  background: var(--color-main);
  color: #fff;
}

.c-button-secondary {
  background: var(--color-sub);
  color: #fff;
}

.c-button-ghost {
  border: 1px solid #262626;
  color: var(--color-text);
}
.c-button-ghost:hover {
  border: 1px solid var(--color-main);
  background: var(--color-main);
  color: #fff;
}

.c-button-sm {
  font-size: 1.4rem;
  padding: 0.8rem 1.6rem;
}

.c-button-lg {
  font-size: 1.8rem;
  padding: 1.6rem 3.2rem;
}

.c-button-arrow {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid #fff;
  background: transparent;
  cursor: pointer;
  position: relative;
  transition: all 0.5s ease 0s;
}
.c-button-arrow:before {
  content: "";
  position: absolute;
  width: 15px;
  height: 1px;
  background: #fff;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.c-button-arrow:after {
  content: "";
  position: absolute;
  width: 8px;
  height: 8px;
  border-top: 1px solid #fff;
  border-right: 1px solid #fff;
  top: 50%;
  left: 47%;
  transform: translateY(-50%) rotate(45deg);
}
.c-button-arrow:hover {
  background: #fff;
}
.c-button-arrow:hover:before {
  background: var(--color-text);
}
.c-button-arrow:hover:after {
  border-top: 1px solid var(--color-text);
  border-right: 1px solid var(--color-text);
}
.c-button-arrow-prev {
  transform: scale(-1, 1);
}
.c-button-arrow-bk {
  border: 1px solid var(--color-text);
}
.c-button-arrow-bk:before {
  background: var(--color-text);
}
.c-button-arrow-bk::after {
  border-top: 1px solid var(--color-text);
  border-right: 1px solid var(--color-text);
}

.c-button-play {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-main);
  border: none;
  cursor: pointer;
  position: relative;
}
.c-button-play:before {
  content: "";
  position: absolute;
  top: 50%;
  left: 54%;
  transform: translate(-50%, -50%);
  width: 0;
  height: 0;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 16px solid #fff; /* 白い三角 */
}

.c-button-square {
  position: relative;
  background: #fff;
  border: 1px solid var(--color-main);
  border-radius: 5px;
  color: var(--color-text);
}
.c-button-square:before {
  content: "";
  position: absolute;
  width: 15px;
  height: 1px;
  background: var(--color-main);
  top: 50%;
  right: var(--space-8);
  transform: translate(-50%, -50%);
}
.c-button-square:after {
  content: "";
  position: absolute;
  width: 8px;
  height: 8px;
  border-top: 1px solid var(--color-main);
  border-right: 1px solid var(--color-main);
  top: 50%;
  right: var(--space-16);
  transform: translateY(-50%) rotate(45deg);
}

.c-button-zoom {
  position: relative;
  top: 0;
  left: 0;
  overflow: hidden;
}
.c-button-zoom img {
  height: 100%;
  transition-property: all;
  transition-duration: 0.5s;
  filter: blur(0px);
}
.c-button-zoom:hover img {
  height: 120%;
  margin: -10%;
  filter: blur(10px);
}

/* ==========================
  Card
========================== */
.c-cardList {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-32);
}
@media screen and (min-width: 768px) {
  .c-cardList {
    grid-template-columns: repeat(3, 1fr);
  }
}

.c-card {
  padding: var(--space-24);
  background: #fff;
  border-radius: 1.2rem;
}

.c-card_title {
  font-size: 2rem;
  font-weight: bold;
  margin-bottom: var(--space-8);
}
@media screen and (min-width: 768px) {
  .c-card_title {
    font-size: 2.4rem;
  }
}

.c-card_text {
  font-size: 1.5rem;
  color: var(--color-text);
}

/* ==========================
  2カラム
========================== */
.c-twoCol {
  display: grid;
}
@media screen and (min-width: 768px) {
  .c-twoCol {
    gap: var(--space-32);
    grid-template-columns: 2fr 1fr;
  }
}

.c-media {
  display: flex;
  gap: var(--space-16);
}

.c-media_image {
  width: 8rem;
  flex-shrink: 0;
}

/* ==========================
  List
========================== */
.c-list_item {
  padding-block: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

.c-postItem_title {
  font-size: 1.8rem;
}

.c-postItem_date {
  font-size: 1.3rem;
  color: var(--color-muted);
}

/* ==========================
  Table
========================== */
.c-table {
  width: 100%;
  border-collapse: collapse;
}

.c-table_th,
.c-table_td {
  padding: var(--space-16);
  border: 1px solid var(--color-border);
}

/* ==========================
  Utility（最小構成）
========================== */
.u-mt-16 {
  margin-top: var(--space-16);
}

.u-mt-32 {
  margin-top: var(--space-32);
}

.u-mt-48 {
  margin-top: var(--space-48);
}

.u-mb-16 {
  margin-bottom: var(--space-16);
}

.u-mb-24 {
  margin-bottom: var(--space-24);
}

.u-mb-32 {
  margin-bottom: var(--space-32);
}

.u-mb-48 {
  margin-bottom: var(--space-48);
}

.u-textCenter {
  text-align: center;
}

.u-textRight {
  text-align: right;
}

.u-textBold {
  font-weight: bold;
}

.u-textSmall {
  font-size: 1.3rem;
}

.u-textMuted {
  color: var(--color-muted);
}