/*
Theme Name: TAYA Engineering
Theme URI:
Author: TAYA Engineering
Description: TAYA Engineering オリジナルWordPressテーマ
Version: 1.0.0
Text Domain: taya-engineering
*/
@import url('https://fonts.googleapis.com/css2?family=Saira:ital,wght@1,800&display=swap');

:root {
    --navy: #071b38;
    --blue: #064fc4;
    --text: #172033;
    --gray: #6b7280;
    --light: #f6f8fb;
    --border: #dce2ea;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
    color: var(--text);
    background: #fff;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; }
.container { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }

.site-header {
    height: 76px;

    background-color: #0b1118;
    background-image:
        linear-gradient(
            45deg,
            rgba(255,255,255,.025) 25%,
            transparent 25%,
            transparent 75%,
            rgba(255,255,255,.025) 75%
        ),
        linear-gradient(
            45deg,
            rgba(255,255,255,.025) 25%,
            transparent 25%,
            transparent 75%,
            rgba(255,255,255,.025) 75%
        );
    background-size: 8px 8px;
    background-position: 0 0, 4px 4px;

    border-bottom: 1px solid rgba(255,255,255,.08);
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; }
.site-logo {
    display: flex;
    align-items: center;
    line-height: 0;
}

.site-logo img {
    display: block;
    width: 150px;
    height: auto;
}
.header-nav ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 34px;
    margin: 0;
    padding: 0;
}
.header-nav a {
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    position: relative;
}
.header-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -12px;
    height: 2px;
    background: var(--blue);
    transform: scaleX(0);
    transition: transform 0.2s ease;
}
.header-nav a:hover::after { transform: scaleX(1); }
/* Hamburger button */
.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 8px;
    border: 0;
    background: transparent;
    cursor: pointer;
    background: #fff;
}

.menu-toggle span {
    display: block;
    width: 26px;
    height: 2px;
    margin: 6px auto;
    background: var(--navy);
    transition: transform .25s ease, opacity .25s ease;
}
.header-nav .current-menu-item > a::after,
.header-nav .current_page_item > a::after {
    transform: scaleX(1);
}

.header-nav .current-menu-item > a,
.header-nav .current_page_item > a {
    color: #6ea8ff;
}
.hero {
    height: clamp(380px, 25vw, 470px);
    min-height: 0;

    display: flex;
    align-items: center;
    color: #fff;

    background:
        linear-gradient(
            90deg,
            rgba(4, 23, 51, 0.92) 0%,
            rgba(4, 32, 70, 0.72) 38%,
            rgba(4, 34, 72, 0.22) 68%,
            rgba(4, 34, 72, 0.04) 100%
        ),
        url("assets/images/hero-heli.png") center center / cover no-repeat;

    position: relative;
    overflow: hidden;
}
.hero::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 140px;
    opacity: .16;
    background: repeating-linear-gradient(170deg, transparent 0, transparent 35px, #7ac3ff 36px, transparent 37px);
}
.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.hero-title {
    margin: 0 0 20px;
    font-size: clamp(40px, 4.2vw, 64px);
    line-height: 1;
    font-style: italic;
    font-weight: 700;
    letter-spacing: 0.01em;
    white-space: nowrap;
}
.hero-text { margin: 0 0 36px; font-size: 20px; line-height: 1.9; letter-spacing: .06em; }
.hero-buttons { display: flex; gap: 16px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-width: 190px; height: 54px; padding: 0 28px; font-weight: 700; font-size: 14px; transition: .2s ease; }
.button-primary { background: var(--blue); color: #fff; }
.button-primary:hover { background: #0343a9; }
.button-outline { border: 1px solid rgba(255,255,255,.8); color: #fff; }
.button-outline:hover { background: rgba(255,255,255,.1); }

.section { padding: 90px 0; }
.section-light {
    background: var(--light);
}
.section-heading { text-align: center; margin-bottom: 48px; }
.section-label { margin-bottom: 8px; color: var(--blue); font-size: 12px; letter-spacing: .18em; font-weight: 800; }
.section-title { margin: 0; font-size: 32px; letter-spacing: .06em; }

.strength-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.strength-card { border: 1px solid var(--border); background: #fff; padding: 38px 24px; text-align: center; transition: transform .2s ease, box-shadow .2s ease; }
.strength-card:hover { transform: translateY(-4px); box-shadow: 0 14px 32px rgba(0,0,0,.07); }
.strength-icon {
    height: 56px;
    margin-bottom: 20px;

    display: flex;
    align-items: center;
    justify-content: center;
}

.strength-icon img {
    display: block;
    width: 56px;
    height: 56px;
}
.strength-card h3 { margin: 0 0 14px; font-size: 18px; }
.strength-card p {
    margin: 0;
    font-size: 14px;
    line-height: 1.9;
    color: #4f5969;
}
/* =========================
   Development
========================= */

.development-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.development-card {
    min-height: 300px;

    display: flex;
    align-items: flex-end;

    position: relative;
    overflow: hidden;

    padding: 0;

    color: #fff;

    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;

    box-shadow: 0 8px 24px rgba(7, 27, 56, .10);

    transition:
        transform .25s ease,
        box-shadow .25s ease;
}

.development-card::before {
    content: "";

    position: absolute;
    inset: 0;

    background: rgba(8, 29, 58, 0);

    transition: background .25s ease;
}

.development-card-content {
    width: 100%;
    position: relative;
    z-index: 2;

    padding: 24px 18px;
}

.development-card h3 {
    margin: 0 0 9px;

    font-size: 18px;
    line-height: 1.4;
}

.development-card p {
    margin: 0;
    padding-right: 0;

    font-size: 14px;
    line-height: 1.8;
}

.news-list { max-width: 800px; margin: 0 auto; border-top: 1px solid var(--border); }
.news-item { display: grid; grid-template-columns: 130px 100px 1fr; gap: 20px; padding: 20px 8px; border-bottom: 1px solid var(--border); align-items: center; }
.news-date {
    font-size: 13px;
    color: #5f6673;
}
.news-category { font-size: 11px; text-align: center; padding: 5px 8px; background: var(--blue); color: #fff; }
/* =========================
   Page
========================= */

.page-content {
    padding: 64px 0 90px;
}

.page-article {
    max-width: 1080px;
    margin: 0 auto;
}

.page-title {
    margin: 0 0 42px;
    padding-bottom: 18px;

    border-bottom: 1px solid var(--border);

    font-size: 36px;
    line-height: 1.3;
    letter-spacing: .02em;
}


/* =========================
   Company
========================= */

.company-profile {
    max-width: 1000px;
}

.company-table {
    margin: 0;
    border-top: 1px solid var(--border);
}

.company-row {
    display: grid;
    grid-template-columns: 200px 1fr;

    border-bottom: 1px solid var(--border);
}

.company-row dt {
    margin: 0;
    padding: 20px 28px;

    background: var(--light);

    color: var(--navy);

    font-size: 14px;
    font-weight: 700;
    line-height: 1.8;
}

.company-row dd {
    margin: 0;
    padding: 20px 30px;

    font-size: 15px;
    line-height: 1.9;
}

.company-row ul {
    margin: 0;
    padding: 0;

    list-style: none;
}

.company-row li {
    margin: 0;
    padding: 0;
}


/* Mobile */
@media (max-width: 600px) {

    .page-content {
        padding: 42px 0 64px;
    }

    .page-title {
        margin-bottom: 30px;
        font-size: 30px;
    }

    .company-row {
        display: block;
    }

    .company-row dt {
        padding: 13px 16px;
    }

    .company-row dd {
        padding: 16px;
    }
}
/* =========================
   Development Page
========================= */

.development-page {
    max-width: 1000px;
}

.development-section + .development-section {
    margin-top: 64px;
}

.development-section-title {
    display: flex;
    align-items: center;
    gap: 14px;

    margin: 0 0 24px;
    padding-bottom: 14px;

    border-bottom: 2px solid var(--navy);

    font-size: 24px;
    line-height: 1.4;
}

.development-section-title span {
    color: var(--blue);
    font-size: 14px;
    font-weight: 800;
    letter-spacing: .08em;
}

.development-detail-list {
    border-top: 1px solid var(--border);
}

.development-detail-item {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
}

.development-detail-item h3 {
    margin: 0 0 6px;

    color: var(--navy);

    font-size: 15px;
    line-height: 1.6;
}

.development-detail-item p {
    margin: 0;

    color: #4f5969;

    font-size: 14px;
    line-height: 1.9;
}

.development-work-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);

    border-top: 1px solid var(--border);
    border-left: 1px solid var(--border);
}

.development-work-grid > div {
    position: relative;

    padding: 18px 22px 18px 38px;

    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);

    font-size: 14px;
    line-height: 1.6;
}

.development-work-grid > div::before {
    content: "";

    position: absolute;
    top: 25px;
    left: 20px;

    width: 6px;
    height: 6px;

    background: var(--blue);
}
/* =========================
   Product Page
========================= */

.product-page {
    max-width: 1000px;
}


/* UAV */

.product-intro {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 32px;
    align-items: center;

    margin-bottom: 56px;

    border: 1px solid var(--border);
    background: #fff;
}

.product-intro-image {
    min-height: 200px;
}

.product-intro-content {
    padding: 28px 32px 28px 0;
}

.product-intro-content h2 {
    margin: 0 0 12px;

    color: var(--navy);

    font-size: 22px;
    line-height: 1.4;
}

.product-intro-content p {
    margin: 0;

    color: #4f5969;

    font-size: 15px;
    line-height: 1.9;
}


/* Product Cards */

.product-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    margin: 0;
}

.product-legacy-title {
    margin: 0 0 20px;

    color: var(--navy);

    font-size: 20px;
    line-height: 1.4;
}

.product-card {
    overflow: hidden;

    border: 1px solid var(--border);
    background: #fff;

    transition:
        transform .2s ease,
        box-shadow .2s ease;
}

.product-card:hover {
    transform: translateY(-3px);

    box-shadow: 0 10px 28px rgba(7, 27, 56, .08);
}

.product-card-image {
    width: 100%;
    aspect-ratio: 1 / 1;

    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;

    border-bottom: 1px solid var(--border);
}

.product-card-content {
    padding: 22px 20px 24px;
}

.product-card-content h2 {
    margin: 0 0 8px;

    color: var(--navy);

    font-size: 20px;
    line-height: 1.4;
}

.product-card-content p {
    margin: 0;

    color: #4f5969;

    font-size: 14px;
    line-height: 1.8;
}

.product-detail-link {
    display: inline-block;
    margin-top: 18px;

    color: var(--blue);

    font-size: 13px;
    font-weight: 700;
}

.product-status {
    display: inline-block;
    margin-bottom: 8px;
    padding: 4px 9px;

    background: #eef1f5;
    color: #4f5969;

    font-size: 11px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: .04em;
}

/* Contact */

.product-contact {
    margin-top: 64px;
    padding: 28px 30px;

    background: var(--light);

    border-left: 4px solid var(--blue);
}

.product-contact h2 {
    margin: 0 0 16px;

    color: var(--navy);

    font-size: 18px;
}

.product-contact p {
    margin: 0;

    font-size: 14px;
    line-height: 1.9;
}

.product-contact a {
    color: var(--blue);
}

.product-contact a:hover {
    text-decoration: underline;
}


@media (max-width: 900px) {

    .product-intro {
        grid-template-columns: 1fr;
    }

    .product-intro-image {
        min-height: 300px;
    }

    .product-intro-content {
        padding: 0 24px 28px;
    }

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


@media (max-width: 600px) {

    .product-intro-image {
        min-height: 220px;
    }

    .product-list {
        grid-template-columns: 1fr;
    }

    .product-contact {
        margin-top: 48px;
        padding: 22px 20px;
    }
}
/* =========================
   UAV Detail Page
========================= */

.uav-detail-page {
    max-width: 1000px;
}

.uav-lead {
    margin: 0 0 42px;

    color: #4f5969;

    font-size: 15px;
    line-height: 1.9;
}

.uav-detail-section + .uav-detail-section {
    margin-top: 64px;
}

.uav-detail-title {
    margin: 0 0 24px;
    padding-bottom: 14px;

    border-bottom: 2px solid var(--navy);

    color: var(--navy);

    font-size: 24px;
    line-height: 1.4;
}


/* Aircraft */

.uav-aircraft-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.uav-item-card {
    overflow: hidden;

    border: 1px solid var(--border);
    background: #fff;
}

.uav-item-card a {
    display: block;
}

.uav-item-card img {
    display: block;

    width: 100%;
    aspect-ratio: 16 / 10;

    object-fit: cover;
}

.uav-item-content {
    padding: 20px 22px;
}

.uav-item-content h3 {
    margin: 0 0 6px;

    color: var(--navy);

    font-size: 16px;
    line-height: 1.5;
}

.uav-model {
    margin: 0;

    color: var(--blue);

    font-size: 14px;
    font-weight: 700;
}


/* Flight Controller */

.uav-controller {
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 32px;
    align-items: center;

    border: 1px solid var(--border);
}

.uav-controller a {
    display: block;
}

.uav-controller img {
    display: block;

    width: 100%;
    height: 240px;

    object-fit: cover;
}

.uav-controller-content {
    padding: 24px 28px 24px 0;
}

.uav-controller-content h3 {
    margin: 0 0 8px;

    color: var(--navy);

    font-size: 18px;
}


/* Video */

.uav-video-section {
    margin-top: 42px;
}

.uav-video-section > h3 {
    margin: 0 0 18px;

    color: var(--navy);

    font-size: 18px;
}

.uav-video-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.uav-video-grid video {
    display: block;

    width: 100%;
    height: auto;

    background: #000;
}


/* Parts */

.uav-parts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);

    border-top: 1px solid var(--border);
    border-left: 1px solid var(--border);
}

.uav-parts-grid > div {
    display: flex;
    justify-content: space-between;
    gap: 20px;

    padding: 18px 20px;

    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);

    font-size: 14px;
}

.uav-parts-grid strong {
    color: var(--navy);
    white-space: nowrap;
}
/* =========================
   Access
========================= */

.access-page {
    max-width: 1000px;
}

.access-info {
    margin-bottom: 32px;
    padding: 30px 34px;

    border-left: 4px solid var(--blue);
    background: var(--light);
}

.access-info-content h2 {
    margin: 0 0 18px;

    color: var(--navy);

    font-size: 20px;
    line-height: 1.5;
}

.access-address,
.access-contact {
    margin: 0 0 14px;

    color: var(--text);

    font-size: 15px;
    line-height: 1.9;
}

.access-map-button {
    display: inline-flex;
    align-items: center;

    margin-top: 8px;
    padding: 13px 20px;

    border: 1px solid var(--blue);

    color: var(--blue);

    font-size: 13px;
    font-weight: 700;

    transition:
        background .2s ease,
        color .2s ease;
}

.access-map-button:hover {
    background: var(--blue);
    color: #fff;
}

.access-map {
    overflow: hidden;

    border: 1px solid var(--border);
    background: var(--light);
}

.access-map iframe {
    display: block;
    width: 100%;
}


/* Mobile */

@media (max-width: 600px) {

    .access-info {
        padding: 22px 20px;
    }

    .access-info-content h2 {
        font-size: 18px;
    }

    .access-map iframe {
        height: 360px;
    }

    .access-map-button {
        width: 100%;
        justify-content: center;
    }
}
/* =========================
   Contact
========================= */

.page-body .wpcf7 {
    max-width: 820px;
    margin-top: 34px;
}

.page-body .wpcf7 form > p {
    margin: 0 0 24px;
}

.page-body .wpcf7 label {
    display: block;

    color: var(--navy);

    font-size: 14px;
    font-weight: 700;
    line-height: 1.6;
}

.page-body .wpcf7 input[type="text"],
.page-body .wpcf7 input[type="email"],
.page-body .wpcf7 input[type="tel"],
.page-body .wpcf7 input[type="url"],
.page-body .wpcf7 textarea {
    display: block;

    width: 100%;
    margin-top: 8px;
    padding: 12px 14px;

    border: 1px solid var(--border);
    border-radius: 0;

    background: #fff;
    color: var(--text);

    font: inherit;
    font-size: 15px;

    transition:
        border-color .2s ease,
        box-shadow .2s ease;
}

.page-body .wpcf7 input[type="text"],
.page-body .wpcf7 input[type="email"],
.page-body .wpcf7 input[type="tel"],
.page-body .wpcf7 input[type="url"] {
    height: 46px;
}

.page-body .wpcf7 textarea {
    min-height: 220px;
    resize: vertical;
}

.page-body .wpcf7 input:focus,
.page-body .wpcf7 textarea:focus {
    outline: none;

    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(6, 79, 196, .08);
}

.page-body .wpcf7 input[type="submit"] {
    min-width: 150px;
    height: 48px;

    padding: 0 28px;

    border: 0;
    background: var(--blue);
    color: #fff;

    font-size: 14px;
    font-weight: 700;

    cursor: pointer;

    transition: background .2s ease;
}

.page-body .wpcf7 input[type="submit"]:hover {
    background: #0343a9;
}


/* Contact Form 7 messages */

.page-body .wpcf7-not-valid-tip {
    margin-top: 6px;

    color: #b42318;

    font-size: 12px;
    font-weight: 400;
}

.page-body .wpcf7 form .wpcf7-response-output {
    margin: 24px 0 0;
    padding: 14px 16px;

    border: 1px solid var(--border);

    font-size: 13px;
    line-height: 1.7;
}


/* Mobile */

@media (max-width: 600px) {

    .page-body .wpcf7 {
        max-width: none;
    }

    .page-body .wpcf7 textarea {
        min-height: 180px;
    }

    .page-body .wpcf7 input[type="submit"] {
        width: 100%;
    }
}
@media (max-width: 700px) {

    .uav-aircraft-grid,
    .uav-video-grid,
    .uav-parts-grid {
        grid-template-columns: 1fr;
    }

    .uav-controller {
        grid-template-columns: 1fr;
    }

    .uav-controller img {
        height: auto;
    }

    .uav-controller-content {
        padding: 20px;
    }

    .uav-detail-section + .uav-detail-section {
        margin-top: 48px;
    }
}
@media (max-width: 600px) {

    .development-section + .development-section {
        margin-top: 48px;
    }

    .development-section-title {
        font-size: 21px;
    }

    .development-detail-item {
        padding: 18px 16px;
    }

    .development-work-grid {
        grid-template-columns: 1fr;
    }
}
/* =========================
   Single Post
========================= */

.single-post {
    padding: 72px 0 90px;
}

.single-article {
    max-width: 960px;
    margin: 0 auto;
}

.single-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
}

.single-date {
    font-size: 13px;
    color: var(--gray);
}

.single-category {
    padding: 5px 12px;
    background: var(--blue);
    color: #fff;
    font-size: 11px;
    line-height: 1;
}

.single-title {
    margin: 0 0 42px;
    padding-bottom: 24px;

    border-bottom: 1px solid var(--border);

    font-size: 36px;
    line-height: 1.4;
    letter-spacing: .03em;
}

.single-content {
    font-size: 16px;
    line-height: 2;
}

.single-content p {
    margin: 0 0 1.6em;
}

.single-content img {
    max-width: 100%;
    height: auto;
}

.single-back {
    margin-top: 64px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.single-back a {
    color: var(--blue);
    font-size: 14px;
    font-weight: 600;
}

.single-back a:hover {
    text-decoration: underline;
}
/* =========================
   Footer
========================= */

.site-footer {
    padding: 56px 0 24px;
    background: #0b1118;
    color: #fff;
}

.footer-inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 80px;
    align-items: start;
}

.footer-title {
    margin-bottom: 18px;

    font-family: "Saira", sans-serif;
    font-size: 26px;
    line-height: 1.2;

    font-weight: 800;
    font-style: italic;
    letter-spacing: .02em;
}

.footer-description {
    margin: 0;

    color: rgba(255, 255, 255, .67);

    font-size: 14px;
    line-height: 2;
}

.footer-heading {
    margin-bottom: 18px;

    font-size: 12px;
    font-weight: 800;
    letter-spacing: .16em;
}

.footer-contact {
    justify-self: end;
}

.footer-contact p {
    margin: 0 0 20px;

    color: rgba(255, 255, 255, .68);

    font-size: 14px;
    line-height: 1.9;
}

.footer-contact-button {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 26px;

    min-width: 190px;
    padding: 14px 18px;

    border: 1px solid rgba(255, 255, 255, .35);

    color: #fff;

    font-size: 13px;
    font-weight: 700;

    transition:
        background .2s ease,
        border-color .2s ease;
}

.footer-contact-button:hover {
    background: var(--blue);
    border-color: var(--blue);
}

.copyright {
    margin-top: 32px;
    padding-top: 22px;

    border-top: 1px solid rgba(255, 255, 255, .13);

    color: rgba(255, 255, 255, .45);

    text-align: center;

    font-size: 13px;
    letter-spacing: .04em;
}

@media (max-width: 900px) {

    .site-header {
        position: sticky;
    }

    .header-inner {
        position: relative;
    }

    .site-logo img {
        width: 130px;
    }

    /* ハンバーガーボタン表示 */
    .menu-toggle {
        display: block;
        position: relative;
        z-index: 1002;
    }

    /* 通常はメニューを閉じる */
    .header-nav {
        display: none;
        position: absolute;

        top: 76px;
        left: -24px;

        width: calc(100% + 48px);
        height: auto;

        background: #fff;
        border-top: 1px solid var(--border);
        box-shadow: 0 12px 24px rgba(0, 0, 0, .08);

        z-index: 1001;
    }

    /* JSで is-open が付いたら表示 */
    .header-nav.is-open {
        display: block;
    }

    .header-nav ul {
        display: block;
        width: 100%;

        margin: 0;
        padding: 8px 24px 16px;

        list-style: none;
    }

    .header-nav li {
        border-bottom: 1px solid #edf0f4;
    }

    .header-nav li:last-child {
        border-bottom: 0;
    }

    .header-nav a {
        display: block;
        padding: 16px 4px;

        color: var(--navy);

        font-size: 15px;
        font-weight: 600;
    }

    /* PC用の青い下線はスマホでは使わない */
    .header-nav a::after {
        display: none;
    }

    /* ハンバーガー → × */
    .menu-toggle.is-open span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .menu-toggle.is-open span:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.is-open span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    /* 既存のレスポンシブ設定 */
    .hero {
        background-position: 15% center;
    }

    .hero-title {
        font-size: 50px;
    }

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

    .footer-inner {
        grid-template-columns: 1fr;
    }

    .footer-contact {
        justify-self: start;
    }
}
@media (max-width: 600px) {
    .container { width: calc(100% - 30px); }
    .hero {
        background-position: 5% center;
    }
    .hero-title {
    	white-space: normal;
    	font-size: 42px;
    }
    .hero-text { font-size: 16px; }
    .hero-buttons { flex-direction: column; align-items: flex-start; }
    .strength-grid, .development-grid { grid-template-columns: 1fr; }
    .news-item { grid-template-columns: 90px 80px; }
    .news-title { grid-column: 1 / -1; }
}