@charset "utf-8";

:root {
  --timeline-month-height: 25px;
  --timeline-month-gap: 5px;
}

html {
  font-size: 62.5%; /* -> 10px; */
  scroll-behavior: smooth;
  scroll-padding-top: 70px;
  font-family: 'Inter', "Noto Sans JP", sans-serif;
  background: linear-gradient(to bottom, #f5f7fa, #c3cfe2);
  background-attachment: fixed;
  min-height: 100vh;
}

header,
h2 {
  font-family: 'Inter', "Noto Sans JP", sans-serif;
  font-weight: 700;
}

h1 .normal-h1 {
  display: none;
  font-size: 2.4rem;
}
h1 .compact-h1 {
  padding-top: 0;
  font-size: 2rem;
  line-height: 23.3px;
}
h2 {
  font-size: 3.5rem;
}
h3 {
  font-size: 2.6rem;
}

main .about,
main .skill .skill-box,
main .develop .develop-box,
main .develop .develop-timeline,
main .develop .develop-view-toggle {
  margin: 0 auto;
  max-width: 1100px;
}
main .skill h3 {
  text-align: center;
  background: rgba(255, 255, 255, 0.28);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
  padding:20px 0;
  color: #1a1f3a;
  font-weight: 600;
  font-size: 2.0rem;
}
main .develop h3 {
  font-size: 2rem;
}
nav {
  font-size: 2rem;
}
p {
  font-size: 2rem;
}
main .about p {
  font-size: 1.6rem;
}

header {
  display: flex;
  position: fixed;
  top: 0;
  left: 0;
  float: left;
  justify-content: space-between;
  width: 100%;
  height: 70px;
  background: linear-gradient(135deg, rgba(4, 28, 50, 0.85), rgba(4, 28, 50, 0.75));
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  color: #F4F5F7;
  line-height: 70px;
  z-index: 2;
}

header h1 {
  margin-left: 10px;
  white-space: nowrap;
}

header h1 a {
  color: inherit;
  text-decoration: none;
}

header nav.normal-menu ul {
  display: none;
}

header nav.normal-menu li {
  float: left;
  margin-right: 20px;
}

header nav.normal-menu li a {
  color: inherit;
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 6px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  display: inline-block;
}

header nav.normal-menu li a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 12px;
  width: 0;
  height: 2px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 1px;
}

header nav.normal-menu li a:hover::after {
  width: calc(100% - 24px);
}

header nav.normal-menu li a:hover {
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.2);
}

header nav.normal-menu li a.invert {
  background: linear-gradient(135deg, #667eea, #764ba2);
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
  color: #F4F5F7;
}

header nav.normal-menu li a.invert::after {
  display: none;
}

header nav.normal-menu li a.invert:hover {
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
  transform: translateY(-2px);
}

.top {
  background: url(../assets/img/main/top.png) no-repeat center;
  background-size: cover;
  box-sizing: border-box;
  margin-bottom: 30px;
}

.top h2 {
  color: #F4F5F7;
  padding-top: 30%;
  padding-bottom: 30%;
}

h2 {
  text-align: center;
  margin-bottom: 50px;
  position: relative;
  padding-bottom: 20px;
}

main > section h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 3px;
}
h3 {
  margin-top: 40px;
  margin-bottom: 30px;
}

main .about {
  padding: 40px;
  margin: 0 auto 60px auto;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 20px;
}

main .about img {
  width: 30%;
  padding: 40px 0;
  margin-left: 35%;
}

.about-info {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 20px;
  width: 80%;
  margin: 30px auto;
  padding: 30px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 15px;
}

.info-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.info-item.info-full-width {
  grid-column: 1 / -1;
}

.info-label {
  font-size: 1.4rem;
  font-weight: 600;
  color: #667eea;
}

.info-value {
  font-size: 1.6rem;
  font-weight: 500;
  color: #333;
  line-height: 1.6;
}

.info-list {
  list-style: disc;
  padding-left: 24px;
  margin: 0;
  font-size: 1.4rem;
  color: #333;
}

.info-list li {
  padding: 0;
  line-height: 1.3;
}

.info-item.info-full-width .info-value {
  font-size: 1.5rem;
}

main .about p {
  width: 70%;
  margin-left: 15%;
  line-height: 2.5rem;
  letter-spacing: 0.1rem;
  font-weight: 500;
  color: #333;
}

main .about .about-background {
  margin-top: 40px;
}

main .about p a {
  color: #667eea;
  text-decoration: underline;
}

main .about h2 {
  color: #333;
}

main .skill-box,
main .develop-box {
  display: grid;
}

main .skill,
main .develop,
footer {
  text-align: center;
}

main .skill {
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.08), rgba(118, 75, 162, 0.08));
  padding: 60px 20px;
  margin-bottom: 60px;
}

main .skill h2 {
  color: #333;
}

main .skill .skill-box {
  width: 80%;
  height: 500px;
  border-radius: 20px;
  overflow-y: scroll;
  margin: 0 auto;
  padding-bottom: 40px;
  background: rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 8px 32px rgba(31, 38, 135, 0.1);
}
main .skill-box div {
  margin: auto auto;
}
main .skill-box img {
  height: 60%;
  width: 60%;
}

main .develop {
  padding: 60px 20px;
  margin-bottom: 0;
}

main .develop h2 {
  color: #333;
}

main .develop-category {
  margin-bottom: 20px;
}

main .develop-category .button-category {
  line-height: 1.5;
  position: relative;
  display: inline-block;
  padding: 8px 16px;
  margin: 2px 5px 1px 5px;
  cursor: pointer;
  text-align: center;
  vertical-align: middle;
  letter-spacing: 1px;
  border-radius: 15px;
  color: #1a1f3a;
  background: rgba(100, 100, 120, 0.25);
  backdrop-filter: blur(10px);
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  transition: all 0.3s ease;
  font-weight: 600;
}

main .develop-category .button-category:hover {
  background: rgba(255, 255, 255, 0.45);
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.2);
  border-color: rgba(102, 126, 234, 0.5);
}

main .develop-category .target-category {
  margin-top: 2px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: white;
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
  position: relative;
  overflow: hidden;
}

main .develop-category .target-category::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 15px;
  padding: 1.5px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  opacity: 0.3;
  animation: borderPulse 2s ease-in-out infinite;
}

@keyframes borderPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.6; }
}

main .develop-category .target-category:hover {
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

main .develop-category .button-category-reset {
  line-height: 1.5;
  position: relative;
  display: inline-block;
  padding: 8px 16px;
  margin: 0 5px;
  cursor: pointer;
  text-align: center;
  vertical-align: middle;
  letter-spacing: 1px;
  color: #1a1f3a;
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(10px);
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  transition: all 0.3s ease;
  font-weight: 600;
}

main .develop-category .button-category-reset:hover {
  background: rgba(255, 255, 255, 0.45);
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.15);
  border-color: rgba(102, 126, 234, 0.5);
}

main .develop-view-toggle {
  padding-bottom: 10px;
  padding-right: 40px;
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

main .develop-view-toggle .button-view-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  cursor: pointer;
  border-radius: 8px;
  color: #1a1f3a;
  background: rgba(100, 100, 120, 0.25);
  backdrop-filter: blur(10px);
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  transition: all 0.3s ease;
  font-size: 1.8rem;
}

main .develop-view-toggle .button-view-toggle:hover {
  background: rgba(255, 255, 255, 0.45);
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.2);
  border-color: rgba(102, 126, 234, 0.5);
}

main .develop-view-toggle .button-view-toggle.active {
  background: linear-gradient(135deg, #667eea, #764ba2);
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: white;
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

main .develop-box {
  width: 80%;
  height: 500px;
  border-radius: 20px;
  overflow-y: scroll;
  scrollbar-gutter: stable;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 8px 32px rgba(31, 38, 135, 0.1);
}

.card {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: 15px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  color: inherit;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0), rgba(102, 126, 234, 0.15));
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 1;
  pointer-events: none;
}

.card:hover {
  transform: translateY(-12px);
  box-shadow: 0 12px 35px rgba(102, 126, 234, 0.25);
  border-color: rgba(102, 126, 234, 0.4);
}

.card:hover::before {
  opacity: 1;
}

.card-imgframe {
  padding-top: 56.25%;
  background: url(https://placehold.jp/640x360.png) no-repeat center;
  background-size: cover;
  box-sizing: border-box;
}
.card-titletext {
  width: 100%;
  margin: 10px auto;
  padding: 8px 16px;
  box-sizing: border-box;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.8);
  color: #333;
  font-size: 1.6rem;
  line-height: 1.4;
  min-height: 60px;
  max-height: 60px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  -webkit-box-align: center;
  text-overflow: ellipsis;
}
.card-overviewtext {
  position: absolute;
  width: 100%;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  font-size: 1.6rem;
  line-height: 2;
}
.card-overviewtext span {
  display: inline-block;
  margin: 0 2px;
  padding: 6px 10px;
  border-radius: 8px;
  color: white;
  background: linear-gradient(135deg, #9fb1e8, #b896d6);
  line-height: 1.5;
  font-size: 1.1rem;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.card-imgframe.call-center {
  background: url(../assets/img/develop/call-center.jpg) no-repeat center;
  background-size: cover;
}
.card-imgframe.welfare-media {
  background: url(../assets/img/develop/welfare-media.jpg) no-repeat center;
  background-size: cover;
}
.card-imgframe.industry-certification {
  background: url(../assets/img/develop/industry-certification.jpg) no-repeat center;
  background-size: cover;
}
.card-imgframe.commercial-deal {
  background: url(../assets/img/develop/commercial-deal.jpg) no-repeat center;
  background-size: cover;
}
.card-imgframe.e-archive {
  background: url(../assets/img/develop/e-archive.jpg) no-repeat center;
  background-size: cover;
}
.card-imgframe.daycare-e-learning {
  background: url(../assets/img/develop/daycare-e-learning.jpg) no-repeat center;
  background-size: cover;
}
.card-overviewtext span.planning:after {
  content: '企画';
}
.card-overviewtext span.requirement_definition:after {
  content: '要件定義';
}
.card-overviewtext span.basic_design:after {
  content: '基本設計';
}
.card-overviewtext span.specific_design:after {
  content: '詳細設計';
}
.card-overviewtext span.implement:after {
  content: '実装';
}
.card-overviewtext span.test:after {
  content: 'テスト';
}
.card-overviewtext span.personal:after {
  content: '個人開発';
}

/* 縦型タイムライン表示 */
.develop-timeline {
  width: 80%;
  margin: 0 auto;
  border-radius: 20px;
  overflow: auto;
  scrollbar-gutter: stable;
  height: 600px;
  display: flex;
  flex-direction: row;
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 8px 32px rgba(31, 38, 135, 0.1);
}

.timeline-axis {
  flex: 1;
  position: relative;
  overflow: visible;
  padding-top: 20px;
}

.timeline-projects {
  flex: 2;
  position: relative;
  overflow: visible;
  padding-top: 20px;
}

.timeline-year-section {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: var(--timeline-month-gap);
  justify-content: flex-end;
}

.timeline-year-label {
  position: relative;
  text-align: right;
  font-size: 1.6rem;
  font-weight: 700;
  color: #1a1f3a;
  padding-right: 5px;
  white-space: nowrap;
  flex-shrink: 0;
}

.timeline-year-content {
  display: flex;
  flex-direction: column;
  gap: var(--timeline-month-gap);
  border-left: 2px solid #667eea;
  padding-left: 10px;
}


.timeline-plot-group {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--timeline-month-gap);
  padding-left: 0;
  height: calc(var(--timeline-month-height) - var(--timeline-month-gap));
}

.timeline-plot-label {
  font-size: 1.3rem;
  font-weight: 600;
  color: #667eea;
  white-space: nowrap;
  width: 27px;
}

.plot-dot {
  flex-shrink: 0;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #667eea;
  box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.15);
  z-index: 1;
}

.plot-card {
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 10px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  flex: 1;
}

.plot-title {
  font-size: 1.4rem;
  font-weight: 500;
  color: #333;
  margin-bottom: 6px;
  line-height: 1.3;
}

.plot-tags {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
}

.plot-tags span {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 4px;
  background: linear-gradient(135deg, #9fb1e8, #b896d6);
  color: white;
  font-size: 0.85rem;
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(102, 126, 234, 0.15);
}

footer {
  width: 100%;
  color: #F4F5F7;
}

footer .contact {
  background: linear-gradient(135deg, rgba(4, 28, 50, 0.9), rgba(102, 126, 234, 0.2));
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding: 60px 20px;
  min-height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

footer .contact h2 {
  color: #F4F5F7;
  margin-bottom: 40px;
  letter-spacing: 0.1em;
  font-size: 3rem;
}

footer li {
  display: inline-block;
  border-radius: 50%;
  cursor: pointer;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.4), rgba(118, 75, 162, 0.4));
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 8px 32px rgba(102, 126, 234, 0.1);
}

footer li:hover {
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.6), rgba(118, 75, 162, 0.6));
  transform: translateY(-5px);
  box-shadow: 0 12px 40px rgba(102, 126, 234, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
}

footer .contact-icon {
  color: #F4F5F7;
  display: block;
  font-size: 2.5rem;
}

footer .copyright {
  font-family: serif;
  height: 60px;
  line-height: 60px;
  text-align: center;
  background: linear-gradient(135deg, #0a1428, #1a1f3a);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  letter-spacing: 0.15em;
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.7);
}

/*　ハンバーガーボタン　*/
.hamburger {
  display: block;
  position: fixed;
  z-index: 3;
  right: 13px;
  top: 12px;
  width: 42px;
  height: 42px;
  cursor: pointer;
  text-align: center;
}
.hamburger span {
  display: block;
  position: absolute;
  width: 30px;
  height: 2px;
  left: 6px;
  background: #F4F5F7;
  transition: 0.1s ease-in-out;
}
.hamburger span:nth-child(1) {
  top: 10px;
}
.hamburger span:nth-child(2) {
  top: 20px;
}
.hamburger span:nth-child(3) {
  top: 30px;
}

/* ナビ開いてる時のボタン */
.hamburger.active span:nth-child(1) {
  top: 16px;
  left: 6px;
  background: #F4F5F7;
  transform: rotate(-45deg);
}

.hamburger.active span:nth-child(2),
.hamburger.active span:nth-child(3) {
  top: 16px;
  background: #F4F5F7;
  transform: rotate(45deg);
}

nav.globalMenuSp {
  position: fixed;
  z-index: 2;
  top: 70px;
  right: 0;
  color: #F4F5F7;
  background: rgba(0, 0, 0, 0.7);
  text-align: center;
  width: 180px;
  display: none;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

nav.globalMenuSp ul {
  margin: 0 auto;
  padding: 0;
  width: 100%;
}

nav.globalMenuSp ul li {
  list-style-type: none;
  padding: 0;
  width: 100%;
  height:70px;
  transition: 0.4s all;
}

nav.globalMenuSp ul li:hover {
  background: rgba(255, 255, 255, 0.1);
}

nav.globalMenuSp ul li a {
  display: block;
  height: 100%;
  color: #F4F5F7;
  text-decoration: none;
}

/* このクラスを、jQueryで付与・削除する */
nav.globalMenuSp.active {
  display: initial;
}

/*モーダル*/
/*モーダル本体の指定 + モーダル外側の背景の指定*/
.modal-container {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	text-align: center;
	background: rgba(0,0,0,30%);
	backdrop-filter: blur(5px);
	overflow: auto;
	opacity: 0;
	visibility: hidden;
	transition: .3s;
  box-sizing: border-box;
}
/*モーダル本体の擬似要素の指定*/
.modal-container:before {
	content: "";
	display: inline-block;
	vertical-align: middle;
	height: 100%;
}

/*モーダル本体に「active」クラス付与した時のスタイル*/
.modal-container.active {
	opacity: 1;
	visibility: visible;
}
/*モーダル枠の指定*/
.modal-body {
	position: relative;
	display: inline-block;
	vertical-align: middle;
	transform: scale(0.95);
	transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-container.active .modal-body {
	transform: scale(1);
}
/*モーダルを閉じるボタンの指定*/
.modal-close {
	position: absolute;
	display: flex;
  align-items: center;
  justify-content: center;
	top: -40px;
	right: -60px;
	width: 40px;
	height: 40px;
	font-size: 40px;
	color: #F4F5F7;
	cursor: pointer;
}
/*モーダル内のコンテンツの指定*/
.modal-content {
	background: rgba(255, 255, 255, 0.95);
	text-align: left;
  width: 100%;
	height: 100%;
  border-radius: 15px;
  backdrop-filter: blur(10px);
}

.modal-content iframe {
	width: 100%;
	height: 100%;
}

.js-fadein {
  opacity: 0;
  visibility: hidden;
  transition: 1s all;
}
.is-fadein {
  opacity: 1;
  visibility: visible;
}

.stop-scroll {
  overflow-y: hidden;
}