@charset "UTF-8";

:root {
--navy: #0a1628;
--navy-mid: #0d2044;
--blue: #1a3a6e;
--accent: #e0002a;
--gold: #d4a843;
--white: #ffffff;
--light: #e8eef8;
--gray: #777777;
--gray-lit: #aaaaaa;
}

*,
*::before,
*::after {
box-sizing: border-box;
margin: 0;
padding: 0;
}

br.only_sp {
display: none;
}

.only-pc {
display: block;
}

.only-sp {
display: none;
}

@media only screen and (max-width: 750px) {
br.only_sp {
display: block;
}

.only-pc {
display: none;
}

.only-sp {
display: block;
}
}

a {
text-decoration: none;
color: ver(--blue);
}

hr.separator-line01 {
background-color: var(--white);
width: 100%;
height: 1px;
opacity: 0.2;
margin: 100px auto 0;
}



/* ------------------------------------------------- */
html {
scroll-behavior: smooth;
}

body {
width: 100%;
background: var(--navy-mid);
color: var(--white);
font-family: 'Noto Sans JP', sans-serif;
overflow-x: hidden;
}

p {
font-feature-settings: "palt";
}

/* ------------------------------------------------- */
/* ─── HEADER ─── */
header {
position: absolute;
width: calc(100vw - 80px);
max-width: 1200px;
margin: 0 auto;
top: 60px;
left: 0;
right: 0;
z-index: 100;
display: flex;
justify-content: space-between;
align-items: start;
padding: 0px;
}

/* ── ハンバーガーメニュー ── */
button.header-menu {
display: flex;
align-items: center;
gap: 8px;
border: 2px solid var(--blue);
border-radius: 999px;
background-color: var(--white);
padding: 6px 20px;
cursor: pointer;
margin: 36px 0 0;
z-index: 60;
}

button.header-menu:hover {
background-color: var(--white);
opacity: 0.5;
}

/* ── 三本線 ── */
.header-menu__icon {
position: relative;
width: 18px;
height: 12px;
flex-shrink: 0;
}

.header-menu__icon span {
display: block;
position: absolute;
left: 0;
width: 100%;
height: 2px;
background-color: var(--blue);
border-radius: 2px;
transition: transform 0.35s ease, opacity 0.25s ease, top 0.35s ease;
}

.header-menu__icon span:nth-child(1) {
top: 0;
}

.header-menu__icon span:nth-child(2) {
top: 50%;
transform: translateY(-50%);
}

.header-menu__icon span:nth-child(3) {
top: 100%;
transform: translateY(-100%);
}

/* ── 三本線／アクティブ時 ── */
.header-menu.is-active .header-menu__icon span:nth-child(1) {
top: 50%;
transform: translateY(-50%) rotate(45deg);
}

.header-menu.is-active .header-menu__icon span:nth-child(2) {
opacity: 0;
transform: translateY(-50%) scaleX(0);
}

.header-menu.is-active .header-menu__icon span:nth-child(3) {
top: 50%;
transform: translateY(-50%) rotate(-45deg);
}

/* メニューラベルテキスト */
.header-menu__label {
font-size: 14px;
letter-spacing: 2px;
font-weight: 700;
color: var(--blue);
}

/* オーバーレイ */
.menu-overlay {
position: fixed;
inset: 0;
z-index: 40;
background: rgba(0, 0, 0, 0.50);
opacity: 0;
visibility: hidden;
transition: opacity 0.3s linear, visibility 0.3s linear;
}

.menu-overlay.is-active {
opacity: 1;
visibility: visible;
}

/*----------------------------
* メニュー本体
*----------------------------*/
.menu {
position: fixed;
top: 0;
left: 0;
z-index: 50;
width: 100vw;
height: 100vh;
display: flex;
justify-content: left;
align-items: start;
flex-direction: column;
background: var(--navy-mid);
}

ul.menu-box {
width: 1200px;
margin: 200px auto 0;
text-align: left;
}

ul.menu-box li.menu__item {
position: relative;
margin: 0 auto 16px;
padding: 0px 0px 0px 1em;
font-family: "Shippori Mincho", "游明朝体", "Yu Mincho", "Hiragino Mincho ProN", serif;
font-weight: 100;
}

/* 
ul.menu-box li.menu__item::before {
position: absolute;
top: 64%;
left: 0px;
transform: translateY(-50%);
width: 0px;
height: 0px;
border: 0.5em solid transparent;
border-left: 0.6em solid #fff;
content: "";
}
*/
ul.menu-box li.menu__item a {
font-size: 40px;
color: #fff;
font-weight: 100;
letter-spacing: 0.1em;
display: inline-block;
transition: 0.2s;
line-height: 1;
}

ul.menu-box li.menu__item a span.jpttl {
font-size: 14px;
padding: 0 0 0 20px;
font-family: 'Noto Sans JP', sans-serif;
font-weight: 100;
}

ul.menu-box li.menu__item a:hover {
transform: translateX(20px);
}

.menu-logo {
width: 1200px;
margin: 21px auto 0;
}

.menu-logo img {
text-align: left;
margin: 0 0 0 -7px;
}

.menu-sns-icons {
width: 1200px;
margin: 50px auto 0;
display: flex;
justify-content: left;
align-items: center;
gap: 20px;
}

.menu-sns-icons a {
color: var(--white);
text-decoration: none;
opacity: 0.8;
transition: opacity 0.5s;
}

.menu-sns-icons a img {
width: 80%;
}

.menu-sns-icons a:hover {
opacity: 1;
}

/* アニメーション前のメニューの状態 */
.menu {
pointer-events: none;
opacity: 0;
transition: opacity 0.3s linear;
}

/* アニメーション後のメニューの状態 */
.menu.is-active {
pointer-events: auto;
opacity: 0.9;
}

@media only screen and (max-width: 750px) {
header {
top: 8vw;
width: 90%;
max-width: none;
}

button.header-menu {
display: block;
padding: 17px 15px;
margin: 4vw 0 0;
}

/*----------------------------
* メニュー本体
*----------------------------*/
ul.menu-box {
width: 90%;
margin: 30vw auto 0;
}

ul.menu-box li.menu__item {
margin: 0 auto 5.33333vw;
padding: 0;
}

ul.menu-box li.menu__item a {
font-size: 5.2vw;
transition: none;
line-height: 1.3;
}

ul.menu-box li.menu__item a span.jpttl {
display: block;
font-size: 2.8vw;
padding: 0;
}

ul.menu-box li.menu__item a:hover {
transform: none;
}

.menu-logo {
width: 90%;
margin: 4vw auto 0;
}

.menu-logo img {
width: 94%;
text-align: center;
margin: 0;
}

.menu-sns-icons {
width: 90%;
margin: 6.66666vw auto 0;
gap: 2.66666vw;
}
}

/*----------------------------------------------------------------
* ヘッダー／その他
*----------------------------------------------------------------*/
.header-logo {
position: absolute;
left: 50%;
transform: translateX(-50%);
z-index: 10;
}

.header-logo a:hover {
filter: drop-shadow(0 0 10px var(--white));
transition: 0.5s;
}

.logo-img {
width: 102px;
display: block;
}

.header-right {
display: flex;
align-items: center;
gap: 30px;
margin: 40px 0 0;
}

.header-tel {
font-size: 16px;
color: var(--white);
letter-spacing: 0.15em;
}

.header-icons {
display: flex;
align-items: center;
gap: 30px;
}

.header-icons a {
color: var(--white);
text-decoration: none;
opacity: 0.8;
transition: opacity 0.5s;
}

.header-icons a:hover {
opacity: 1;
}

@media only screen and (max-width: 750px) {
.logo-img {
width: 80%;
margin: 0 auto;
}

.header-right {
display: flex;
flex-flow: column;
gap: 20px;
margin: 0;
}

.header-tel-sp {
margin: 6px 0 0;
}

.header-tel-sp a {
font-size: 14px;
font-weight: 700;
letter-spacing: 2px;
color: var(--white);
opacity: 0.8;
transition: opacity 0.5s;
border: 2px solid var(--white);
border-radius: 999px;
background-color: transparent;
padding: 8px 50px;
display: block;
}

.header-tel-sp:hover {
opacity: 1;
}

.header-icons {
display: flex;
align-items: center;
gap: 20px;
}

.header-icons a {
color: var(--white);
text-decoration: none;
opacity: 0.8;
transition: opacity 0.5s;
}

.header-icons a img {
width: 100%;
}
}

/* ─── HERO / FV ─── */
.fv {
position: relative;
width: 100%;
height: 840px;
overflow: hidden;
}

.fv-slides {
position: absolute;
inset: 0;
}

.fv-slide {
position: absolute;
inset: 0;
background-size: cover;
background-position: center;
opacity: 0;
transition: opacity 1.4s ease-in-out;
}

.fv-slide.img01 {
background-image: url('../images/top/fv_01.png');
}

.fv-slide.img02 {
background-image: url('../images/top/fv_02.png');
}

.fv-slide.img03 {
background-image: url('../images/top/fv_03.png');
}

.fv-slide.img04 {
background-image: url('../images/top/fv_04.png');
}

.fv-slide.img05 {
background-image: url('../images/top/fv_05.png');
}

.fv-slide.active {
opacity: 1;
}

.fv-content {
width: 1200px;
margin: 0 auto;
position: absolute;
bottom: 8%;
left: 50%;
transform: translateX(-50%);
z-index: 4;
}

.fv-coname {
width: 933px;
margin: 0;
display: block;
}

/* Slide dots */
.fv-dots {
position: absolute;
bottom: 32px;
left: 50%;
transform: translateX(-50%);
z-index: 5;
display: flex;
gap: 16px;
}

.fv-dot {
width: 20px;
height: 4px;
border-radius: 2px;
background: rgba(255, 255, 255, 0.3);
cursor: pointer;
transition: background .3s, transform .3s;
}

.fv-dot.active {
background: var(--white);
transform: scale(1.4);
}

@media only screen and (max-width: 750px) {
.fv {
width: 100%;
height: 130vw;
}

.fv-slide.img01 {
background-image: url('../images/top/fv_01_sp.png');
}

.fv-slide.img02 {
background-image: url('../images/top/fv_02_sp.png');
}

.fv-slide.img03 {
background-image: url('../images/top/fv_03_sp.png');
}

.fv-slide.img04 {
background-image: url('../images/top/fv_04_sp.png');
}

.fv-slide.img05 {
background-image: url('../images/top/fv_05_sp.png');
}

.fv-content {
bottom: 8%;
}

.fv-dots {
bottom: 16px;
}

.fv-content {
width: 100%;
}

.fv-coname {
width: 90%;
margin: 0 auto;
}
}

/* ─── FOOTER ─── */
footer {
background: #060e1c;
position: relative;
overflow: hidden;
padding: 40px 0 16px;
text-align: center;
}

.footer-watermark {}

.footer-bg-logo {
position: absolute;
top: -10px;
right: -100px;
transform: rotate(-10deg);
}

.footer-bg-logo img {
width: 502px;
}

.footer-icons {
position: relative;
display: flex;
justify-content: center;
margin: 0 auto 40px;
gap: 60px;
left: 50%;
transform: translateX(-50%);
z-index: 10;
}

.footer-icons a {
display: flex;
justify-content: space-between;
align-items: center;
opacity: 0.7;
transition: opacity 0.2s;
}

.footer-icons a:hover {
opacity: 1;
}

hr.ftr_line {
width: 1200px;
height: 1px;
background-color: var(--gray);
margin: 0 auto 38px;
border: none;
}

.footer-nav {
position: relative;
display: flex;
flex-wrap: wrap;
justify-content: center;
gap: 30px;
margin: 0 auto 52px;
letter-spacing: 1px;
left: 50%;
transform: translateX(-50%);
z-index: 10;
}

.footer-nav a {
font-size: 14px;
color: var(--gray);
text-decoration: none;
transition: color .2s;
}

.footer-nav a:hover {
color: var(--white);
}

.footer-info{
position: relative;
margin: 0 auto;
left: 50%;
transform: translateX(-50%);
z-index: 10;
}

.footer-tel {
font-size: 58px;
font-weight: 500;
color: var(--gray-lit);
font-family: "Times New Roman", Times, serif;
letter-spacing: 2px;
margin-bottom: 8px;
}

.footer-tel a {
color: var(--gray-lit);
text-decoration: none;
}

.footer-name {
font-size: 14px;
color: var(--gray-lit);
margin-bottom: 18px;
letter-spacing: 1px;
}

.footer-title-en {
font-size: 30px;
color: var(--gray-lit);
letter-spacing: 1px;
margin-bottom: 18px;
}

.footer-address {
font-size: 14px;
color: var(--gray-lit);
margin-bottom: 50px;
letter-spacing: 1px;
}

.footer-copy {
font-size: 10px;
color: var(--gray-lit);
letter-spacing: 1px;
}

@media only screen and (max-width: 750px) {
footer {
width: 100%;
padding: 5.33333vw 0 2.13333vw;
text-align: center;
}

.footer-watermark {}

.footer-bg-logo {
top: -10px;
left: 0;
right: 0;
margin: 0 auto;
}

.footer-bg-logo img {}

.footer-icons {
width: 100%;
margin: 0 auto 5.33333vw;
gap: 8vw;
}

.footer-icons a {
display: flex;
justify-content: space-between;
align-items: center;
opacity: 0.7;
transition: opacity 0.2s;
}

.footer-icons a img {
width: 70%;
}

.footer-icons a:hover {
opacity: 1;
}

hr.ftr_line {
width: 94%;
margin: 0 auto 5.06666vw;
}

.footer-nav {
padding: 0 10%;
gap: 4vw;
margin: 0 auto 6.93333vw;
}

.footer-nav a {
font-size: 3.6vw;
}

.footer-tel {
font-size: 9.6vw;
margin-bottom: 1.06666vw;
}

.footer-name {
font-size: 2.8vw;
margin-bottom: 2.4vw;
}

.footer-title-en {
font-size: 4vw;
margin-bottom: 2.4vw;
}

.footer-address {
font-size: 2.8vw;
margin-bottom: 6.66666vw;
}

.footer-copy {
font-size: 2vw;
}
}