:root {
    --color-base-white: #ffffff;
    --color-base-black: #1a1a1a;
    /* マットな墨色 */
    --color-text-main: var(--color-base-black);
    --color-text-inverse: var(--color-base-white);
    --color-line: rgba(26, 26, 26, 0.1);
    --color-line-inverse: rgba(255, 255, 255, 0.1);

    --container-width: 1200px;
    --section-padding-v: 180px;
    --section-padding-h: 40px;
    --mobile-section-padding-v: 100px; /* スマホ用の垂直方向余白 */

    --transition-slow: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-mid: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.2s ease-out;
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--color-base-white);
}

body {
    background-color: var(--color-base-white);
    color: var(--color-text-main);
    font-family: 'Inter', 'Noto Sans JP', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif;
    line-height: 1.8;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--section-padding-h);
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
}

/* ヒーローセクション */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background-color: var(--color-base-black);
    overflow: hidden;
    z-index: 0;
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 2s ease-in-out;
    animation: ken-burns 20s infinite alternate linear;
}

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

@keyframes ken-burns {
    from {
        transform: scale(1);
    }

    to {
        transform: scale(1.12);
    }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    /* 背景暗転を少し強めて文字を際立たせる */
    z-index: -1;
}

.hero-content {
    text-align: center;
    z-index: 10;
    color: var(--color-base-white);
}

.logo-text {
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: 0.6em;
    display: block;
    margin-bottom: 15px;
    text-transform: uppercase;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5); /* 視認性向上のための影 */
}

.logo-subtext {
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.4em;
    opacity: 0.8;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.philosophy {
    font-size: clamp(2.2rem, 10vw, 5rem); /* スマホでの最大サイズを抑制 */
    line-height: 1.1;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-top: 40px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--color-base-white);
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
}

.scroll-indicator::after {
    content: '';
    width: 1px;
    height: 40px;
    background-color: var(--color-base-white);
    margin-top: 20px;
    display: block;
    margin-left: auto;
    margin-right: auto;
    animation: scroll-line 2s infinite ease-in-out;
}

@keyframes scroll-line {
    0% {
        transform: scaleY(0);
        transform-origin: top;
    }

    50% {
        transform: scaleY(1);
        transform-origin: top;
    }

    51% {
        transform: scaleY(1);
        transform-origin: bottom;
    }

    100% {
        transform: scaleY(0);
        transform-origin: bottom;
    }
}

/* セクション共通 */
.section {
    padding: var(--section-padding-v) 0;
}

@media (max-width: 768px) {
    .section {
        padding: 80px 0; /* 指示に基づき 80px〜100px に調整 */
    }
}

.section-black {
    background-color: var(--color-base-black);
    color: var(--color-text-inverse);
}

/* AI & DXセクション固有の背景設定 */
.ai-dx-section {
    background-image: linear-gradient(rgba(26, 26, 26, 0.85), rgba(26, 26, 26, 0.85)), url('assets/images/3A4B8CCB-F3A2-48F6-88F3-8071F29B02E1_1_105_c.jpeg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed; /* パララックス */
}

.section-title {
    font-size: clamp(1.8rem, 8vw, 3.5rem); /* はみ出し防止のため下方調整 */
    line-height: 1.25;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.1rem; /* 説明文を少し強調 */
    line-height: 1.8;
    max-width: 800px; /* 読みやすい幅に制限 */
    margin-bottom: 100px;
    letter-spacing: 0.05em;
    opacity: 0.9;
}

/* AI・DXグリッド */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 60px;
}

.service-card {
    padding: 40px 30px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(10px);
    transition: var(--transition-mid);
    text-decoration: none; /* リンク化時の下線解除 */
    color: inherit;
    display: flex;
    flex-direction: column;
    height: 100%;
    cursor: pointer;
}

.service-card:hover { 
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-8px); /* 浮き上がり演出 */
    background: rgba(255, 255, 255, 0.06); /* 背景発光 */
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.card-num {
    font-size: 0.8rem;
    margin-bottom: 20px;
    display: block;
    opacity: 0.5;
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 20px;
}

.service-card p {
    font-size: 0.9rem;
    opacity: 0.6;
    line-height: 1.8;
    margin-bottom: 30px;
}

.card-link {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    display: flex;
    align-items: center;
    gap: 10px;
    opacity: 0.4;
    transition: var(--transition-mid);
    margin-top: auto;
}

.card-link i { width: 16px; height: 16px; }

.service-card:hover .card-link {
    opacity: 1;
    transform: translateX(10px);
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* ドローンセクションの背景設定 */
.drone-section {
    position: relative;
    background-image: url('assets/images/IMG_3704.jpeg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: 1;
    overflow: hidden;
    color: var(--color-base-white);
}

.drone-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* 海の青みを活かしつつ文字を際立たせるため、深い紺色のグラデーションを採用 */
    background: linear-gradient(
        to bottom,
        rgba(10, 25, 47, 0.4), 
        rgba(10, 25, 47, 0.7)
    );
    z-index: -1;
}

.drone-section .section-title,
.drone-section .section-subtitle {
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.8), 0 0 10px rgba(0, 0, 0, 0.5);
}

/* ドローングリッド */
.drone-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    position: relative;
    z-index: 2;
}

.drone-item {
    border: 1px solid rgba(255, 255, 255, 0.2);
    background-color: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    padding: 40px;
    transition: var(--transition-mid);
    text-decoration: none;
    color: var(--color-base-white);
    display: block;
}

.drone-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--color-base-white);
    color: var(--color-base-white);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

@media (max-width: 1200px) {
    .drone-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .drone-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .drone-item {
        padding: 30px 20px;
    }
}

/* フッター */
.footer {
    padding: 120px 0 60px;
    background-color: var(--color-base-black);
    color: var(--color-text-inverse);
}

.footer-layout {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 100px;
}

.footer-company {
    font-size: 1.2rem;
    font-weight: 800;
    margin-bottom: 25px;
    letter-spacing: 0.05em;
}

.footer-rep, .footer-tel, .footer-email {
    font-size: 0.95rem;
    opacity: 0.6;
    margin-bottom: 8px;
}

.footer-logo-wrap {
    max-width: 220px;
    text-align: right;
}

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

@media (max-width: 768px) {
    .footer-layout { flex-direction: column; gap: 50px; }
    .footer-logo-wrap { text-align: left; max-width: 180px; }
}

/* Revealアニメーション */
.reveal {
    opacity: 0;
    transform: translateY(60px);
    transition: var(--transition-slow);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 {
    transition-delay: 0.2s;
}

.delay-2 {
    transition-delay: 0.4s;
}

.delay-3 {
    transition-delay: 0.6s;
}

/* -------------------------------------------------------------------------- */
/* LP（詳細ページ）専用スタイル */
/* -------------------------------------------------------------------------- */

/* ナビゲーション（戻るボタン） */
.lp-nav {
    position: fixed;
    top: 40px;
    left: 40px;
    z-index: 100;
}

.back-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    transition: var(--transition-mid);
    opacity: 0.6;
}

.back-link:hover { opacity: 1; transform: translateX(-5px); }

.back-link i { font-size: 1.2rem; }

/* LP Hero */
.lp-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--color-base-black);
    color: var(--color-base-white);
    background-size: cover;
    background-position: center;
    background-attachment: fixed; /* パララックス */
}

/* AI導入支援 Hero 背景 */
.lp-hero.ai {
    background-image: linear-gradient(rgba(26, 26, 26, 0.7), rgba(26, 26, 26, 0.8)), url('assets/images/ai-consulting-hero.png');
}

/* スキャン代行 Hero 背景 */
.lp-hero.scan {
    background-image: linear-gradient(rgba(26, 26, 26, 0.6), rgba(26, 26, 26, 0.7)), url('assets/images/002.png');
}

/* AIコンテンツ制作 Hero 背景 */
.lp-hero.content {
    background-image: linear-gradient(rgba(26, 26, 26, 0.7), rgba(26, 26, 26, 0.8)), url('assets/images/DSC_3985.jpg'); /* 暫定的に高品質PC画像 */
}

/* MEO最適化 Hero 背景 */
.lp-hero.meo {
    /* 画像の夕焼けの美しさを活かしつつ白文字を読ませる暗めのグラデーション */
    background-image: linear-gradient(rgba(10, 15, 30, 0.5), rgba(0, 0, 0, 0.7)), url('assets/images/meo-hero.jpg');
}

.lp-hero-inner {
    width: 100%;
}

.lp-hero-title {
    line-height: 1.2;
    letter-spacing: -0.02em;
    word-break: keep-all;
}

.lp-hero-title .small-text {
    font-size: clamp(1rem, 2vw, 1.8rem);
    font-weight: 400;
    letter-spacing: 0.3em;
    opacity: 0.6;
}

.lp-hero-title .main-highlight {
    font-size: clamp(2.8rem, 10vw, 7.5rem);
    font-weight: 900;
    display: block;
    margin: 15px 0;
    letter-spacing: -0.04em;
    line-height: 1;
}

.lp-hero-title .normal-text {
    font-size: clamp(1.2rem, 3.5vw, 2.8rem);
    font-weight: 700;
}

.lp-hero-title .sub-line {
    display: block;
    margin-top: 30px;
}

/* Insight セクション */
.section-white {
    background-color: var(--color-base-white);
    color: var(--color-base-black);
}

.insight-text {
    font-size: clamp(1.5rem, 4vw, 2.8rem);
    font-weight: 700;
    line-height: 1.6;
    margin-bottom: 40px;
}

.highlight-red { color: #e63946; }

/* Pain グリッド */
.pain-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.pain-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--color-line-inverse);
    padding: 60px 40px;
    transition: var(--transition-mid);
}

.pain-card:hover {
    border-color: var(--color-base-white);
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-5px);
}

.pain-icon-box {
    margin-bottom: 30px;
    color: var(--color-base-white);
    opacity: 0.6;
    transition: var(--transition-mid);
}

.pain-icon-box i { width: 32px; height: 32px; }

.pain-card:hover .pain-icon-box {
    opacity: 1;
    transform: scale(1.1);
}

.pain-card h3 {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 15px;
    opacity: 0.4;
}

.pain-card p {
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1.6;
}

/* Transformation（対比レイアウト） */
.contrast-grid {
    display: grid;
    grid-template-columns: 1fr 60px 1fr;
    align-items: center;
    gap: 0;
    margin-top: 80px;
}

.contrast-arrow {
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0.4;
    font-size: 1.5rem;
}

.contrast-item {
    background: rgba(255, 255, 255, 0.02);
    padding: 60px;
    border: 1px solid var(--color-line-inverse);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.contrast-item.after {
    background-color: var(--color-base-white);
    color: var(--color-base-black);
    border-color: var(--color-base-white);
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.2);
}

.contrast-icon {
    font-size: 2.8rem;
    margin-bottom: 30px;
    opacity: 0.5;
}

.contrast-item.after .contrast-icon {
    opacity: 1;
    color: var(--color-base-black);
}

.contrast-label {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 15px;
    opacity: 0.4;
}

.contrast-item.after .contrast-label {
    color: var(--color-base-black);
    opacity: 0.5;
}

.contrast-content h4 { font-size: 1.8rem; margin-bottom: 20px; }
.contrast-item.after h4, .contrast-item.after p { color: var(--color-base-black); }
.contrast-content p { opacity: 0.7; }
.contrast-item.after .contrast-content p { opacity: 0.8; }

@media (max-width: 768px) {
    .contrast-grid { 
        grid-template-columns: 1fr; 
        display: flex;
        flex-direction: column;
        gap: 0; 
    }
    .contrast-arrow { transform: rotate(90deg); padding: 30px 0; opacity: 0.3; }
    .contrast-item { padding: 40px 25px; }
}

/* Features */
.features-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    margin-top: 60px;
}

.features-image img {
    width: 100%;
    height: auto;
    filter: brightness(1.05) contrast(1.02);
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.08);
}

.features-grid-vertical {
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.feature-item {
    display: flex;
    gap: 25px;
    align-items: flex-start;
}

.feature-icon {
    font-size: 1.8rem;
    color: var(--color-base-black);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.03);
    border-radius: 50%;
}

.feature-text h3 {
    font-size: 1.4rem;
    margin-bottom: 8px;
    font-weight: 800;
}

.feature-text p {
    font-size: 0.95rem;
    opacity: 0.8;
    line-height: 1.7;
}

@media (max-width: 768px) {
    .features-layout { 
        grid-template-columns: 1fr; 
        display: flex;
        flex-direction: column;
        gap: 40px; 
    }
    .features-image { order: 2; }
    .feature-item { gap: 15px; }
    .feature-text h3 { font-size: 1.2rem; }
}

/* Roadmap (Redesigned) */
.roadmap-grid {
    display: flex;
    flex-direction: column;
    gap: 0;
    max-width: 900px;
    margin: 60px auto 0;
}

.roadmap-item {
    display: grid;
    grid-template-columns: 12rem 1fr;
    gap: 60px;
    padding: 60px 0;
    border-top: 1px solid var(--color-line-inverse);
    align-items: center;
}

.roadmap-item:last-child {
    border-bottom: 1px solid var(--color-line-inverse);
}

.roadmap-num {
    font-size: clamp(4rem, 10vw, 7rem);
    font-weight: 900;
    line-height: 1;
    color: var(--color-base-white);
    opacity: 0.08;
    font-family: 'Inter', sans-serif;
    transition: var(--transition-mid);
}

.roadmap-item:hover .roadmap-num {
    opacity: 0.15;
    transform: translateX(10px);
}

.roadmap-period {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    display: block;
    margin-bottom: 10px;
    opacity: 0.4;
    text-transform: uppercase;
}

.roadmap-content h3 {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 800;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.roadmap-content h3 i {
    opacity: 0.8;
}

.roadmap-content p {
    font-size: 1rem;
    opacity: 0.7;
    line-height: 1.8;
}

@media (max-width: 768px) {
    .roadmap-item { grid-template-columns: 1fr; gap: 20px; padding: 40px 0; }
    .roadmap-num { font-size: 4rem; order: 1; }
    .roadmap-content { order: 2; }
}

/* Pricing */
.pricing-section {
    background-image: linear-gradient(rgba(26, 26, 26, 0.85), rgba(26, 26, 26, 0.95)), url('assets/images/DSC_3985.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.pricing-box {
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(10px);
    padding: 100px 40px;
    max-width: 800px;
    margin: 0 auto;
}

.price {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 800;
    margin-bottom: 10px;
    letter-spacing: -0.02em;
}

.price-condition {
    font-size: 0.9rem;
    font-weight: 700;
    opacity: 0.5;
    margin-bottom: 40px;
    letter-spacing: 0.1em;
}

.price-notes {
    margin-top: 40px;
    font-size: 0.9rem;
    opacity: 0.7;
    line-height: 1.8;
}

.price-notes p { margin-bottom: 5px; }

/* Scan Page Specifics */
.strength-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 80px;
    align-items: center;
    margin-top: 60px;
}

.strength-icon i {
    width: 160px;
    height: 160px;
    opacity: 0.1;
}

.concept-content {
    font-size: clamp(1rem, 2vw, 1.3rem);
    line-height: 2;
    opacity: 0.8;
}

@media (max-width: 768px) {
    .strength-layout { 
        grid-template-columns: 1fr; 
        display: flex;
        flex-direction: column;
        gap: 30px; 
    }
    .strength-icon { order: 2; }
    .strength-icon i { width: 80px; height: 80px; }
    .strength-text { order: 1; }
}

/* Content Page Specifics */
.concept-layout {
    display: flex;
    flex-direction: column;
    gap: 60px;
    margin-top: 60px;
}

.video-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 */
    height: 0;
    overflow: hidden;
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.3);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Plans Grid */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.plan-card {
    padding: 60px 40px;
    border: 1px solid var(--color-line);
    background: #fff;
    color: var(--color-base-black);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
    transition: var(--transition-mid);
}

.plan-card:hover {
    box-shadow: 0 20px 60px rgba(0,0,0,0.05);
}

.plan-card.featured {
    border-color: var(--color-base-black);
    background: #fafafa;
    transform: scale(1.05);
    z-index: 10;
}

.plan-header h3 { font-size: 1.4rem; margin-bottom: 5px; font-weight: 800; }
.plan-meta { font-size: 0.75rem; font-weight: 700; opacity: 0.4; margin-bottom: 20px; text-transform: uppercase; letter-spacing: 0.1em; }
.plan-desc { font-size: 0.95rem; opacity: 0.7; line-height: 1.7; margin-bottom: 30px; min-height: 100px; }
.plan-price { font-size: 2.2rem; font-weight: 800; border-top: 1px solid #eee; padding-top: 25px; }
.plan-price span { font-size: 1.2rem; margin-left: 5px; }

/* Value Package */
.value-layout {
    max-width: 900px;
}

.value-desc { font-size: 1.2rem; margin-bottom: 60px; opacity: 0.8; }
.value-list { list-style: none; padding: 0; }
.value-list li {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 1.2rem;
    padding: 25px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.value-list li i { width: 24px; height: 24px; opacity: 0.6; }

@media (max-width: 768px) {
    .plans-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .plan-card.featured {
        transform: scale(1);
        border: 2px solid var(--color-base-black);
    }

    .plan-card {
        padding: 40px 30px;
    }
}

/* ボタン */
.cta-wrapper {
    margin-top: 80px;
    text-align: center;
}

.cta-button {
    display: inline-block;
    padding: 24px 80px;
    background-color: var(--color-base-white);
    color: var(--color-base-black);
    text-decoration: none;
    font-weight: 800;
    font-size: 1.1rem;
    transition: var(--transition-mid);
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(255, 255, 255, 0.1);
}


/* 共通モバイルユーティリティ (768px以下) */
@media (max-width: 768px) {
    .pc-hide { display: none !important; }
    
    /* 横スクロール防止の徹底 */
    body, html {
        overflow-x: hidden;
        width: 100%;
        position: relative;
    }
    
    .container {
        width: 100% !important;
        padding: 0 20px !important;
    }

    /* 全てのグリッド・レイアウトを 1カラムに強制 */
    .services-grid, 
    .drone-grid, 
    .pain-grid, 
    .contrast-grid, 
    .features-layout, 
    .plans-grid, 
    .strength-layout, 
    .concept-layout {
        grid-template-columns: 1fr !important;
        display: flex !important;
        flex-direction: column !important;
        gap: 30px !important;
    }

    .lp-nav { top: 20px; left: 20px; }
    .price { font-size: 1.8rem; }
    
    /* ボタンのスマホ最適化 */
    .cta-button {
        padding: 18px 30px;
        width: 100%;
        text-align: center;
        font-size: 1rem;
    }

    /* lp-hero タイトルサイズ抑制 */
    .lp-hero-title .main-highlight {
        font-size: clamp(1.8rem, 10vw, 3.8rem) !important;
    }
}