/* ==========================================================
   NIGHT AURA LP — style.css
========================================================== */

/* ---------- Cocoon強制リセット ---------- */
body.lp-page {
    background: #000 !important;
    margin: 0 !important;
    padding: 0 !important;
}

body.lp-page #container,
body.lp-page #main,
body.lp-page #contents,
body.lp-page .content-area,
body.lp-page #primary,
body.lp-page .wrap,
body.lp-page .site-content,
body.lp-page article,
body.lp-page .entry-content {
    max-width: 100% !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    float: none !important;
    background: transparent !important;
    box-shadow: none !important;
    border: none !important;
}

body.lp-page #sidebar,
body.lp-page .sidebar,
body.lp-page #secondary {
    display: none !important;
}

body.lp-page .breadcrumb,
body.lp-page .entry-title,
body.lp-page .page-title {
    display: none !important;
}

/* ---------- リセット・ベース ---------- */
#lp-assistgrip {
    position: relative;
    background: #000;
    color: #fff;
    font-family: 'Noto Serif JP', 'Yu Mincho', '游明朝', serif;
    overflow-x: hidden;
    width: 100%;
    margin: 0;
    padding: 0;
}

#lp-assistgrip *,
#lp-assistgrip *::before,
#lp-assistgrip *::after {
    box-sizing: border-box;
}

/* ---------- 背景玉ボケレイヤー ---------- */
.lp-bg-layer {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.lp-bokeh {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0;
    transition: opacity 1.2s ease;
    will-change: transform;
}

.lp-bokeh--white {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255,255,255,0.22) 0%, transparent 70%);
    left: -10%;
    top: 10%;
}

.lp-bokeh--blue {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(60,120,255,0.28) 0%, transparent 70%);
    right: -8%;
    top: 25%;
}

/* ---------- セクション共通 ---------- */
.lp-section {
    position: relative;
    z-index: 1;
    width: 100%;
}

.lp-section__title {
    text-align: center;
    font-size: clamp(1.2rem, 3vw, 1.6rem);
    font-weight: 400;
    letter-spacing: 0.12em;
    color: #fff;
    margin-bottom: 3rem;
}

/* ---------- ボタン共通 ---------- */
.lp-btn {
    display: inline-block;
    text-decoration: none;
    letter-spacing: 0.1em;
    transition: opacity 0.2s;
}
.lp-btn:hover { opacity: 0.75; }

.lp-btn--gold {
    background: #b8973a;
    color: #fff;
    font-size: 0.85rem;
    padding: 0.9em 2.2em;
    border-radius: 2px;
}

/* ================================================
   SECTION 1: Hero
================================================ */
.lp-hero {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Movieラベル */
.lp-hero__label {
    width: 100%;
    text-align: center;
    font-size: clamp(1.8rem, 5vw, 3rem);
    font-weight: 300;
    letter-spacing: 0.15em;
    color: rgba(255,255,255,0.9);
    padding: 2rem 0;
    position: relative;
    z-index: 2;
}

/* 画像ラッパー（テキスト重ねの基準） */
.lp-hero__image-wrap {
    position: relative;
    width: 100%;
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 160px;
}

.lp-hero__image-wrap img {
    width: 100%;
    height: auto;
    display: block;
}

/* テキストを画像の左に重ねる */
.lp-hero__copy {
    position: absolute;
    left: 220px;
    top: 50%;
    transform: translateY(-50%);
    text-align: left;
    z-index: 3;
    max-width: 480px;
}

.lp-hero__sub {
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.6);
    margin-bottom: 1.2rem;
    line-height: 1.8;
}

.lp-hero__title {
    font-size: clamp(1.6rem, 4.5vw, 2.8rem);
    font-weight: 400;
    letter-spacing: 0.12em;
    line-height: 1.6;
    color: #fff;
    margin: 0;
}

/* ボタン：画像の外・下・中央 */
.lp-hero .lp-btn--gold {
    display: block;
    width: fit-content;
    margin: 2.5rem auto 4rem;
}

/* ================================================
   SECTION 2: Problems
================================================ */
.lp-problems {
    padding: 6rem 1.5rem;
}

.lp-problems__list {
    list-style: none;
    margin: 0 auto;
    padding: 0;
    max-width: 860px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.lp-problems__item {
    position: relative;
    padding: 2rem 1.5rem;
    text-align: center;
    background: rgba(255,255,255,0.05);
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

/* 四隅コーナーライン */
.lp-problems__item::before,
.lp-problems__item::after {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    border-color: rgba(255,255,255,0.5);
    border-style: solid;
}

.lp-problems__item::before {
    top: 0; left: 0;
    border-width: 1px 0 0 1px;
}

.lp-problems__item::after {
    bottom: 0; right: 0;
    border-width: 0 1px 1px 0;
}

.lp-problems__item .lp-corner-tr,
.lp-problems__item .lp-corner-bl {
    position: absolute;
    width: 18px;
    height: 18px;
    border-color: rgba(255,255,255,0.5);
    border-style: solid;
    pointer-events: none;
}

.lp-problems__item .lp-corner-tr {
    top: 0; right: 0;
    border-width: 1px 1px 0 0;
}

.lp-problems__item .lp-corner-bl {
    bottom: 0; left: 0;
    border-width: 0 0 1px 1px;
}

.lp-problems__item.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.lp-problems__item:nth-child(2) { transition-delay: 0.12s; }
.lp-problems__item:nth-child(3) { transition-delay: 0.24s; }

.lp-problems__num {
    display: block;
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    color: #b8973a;
    margin-bottom: 1rem;
}

.lp-problems__item p {
    font-size: clamp(0.82rem, 2vw, 0.92rem);
    line-height: 1.75;
    color: rgba(255,255,255,0.85);
    margin: 0;
}

/* ---------- SP ---------- */
@media (max-width: 640px) {
    .lp-hero__image-wrap {
        padding: 0 1rem;
    }
    .lp-hero__copy {
        position: relative;
        left: auto;
        top: auto;
        transform: none;
        padding: 1.5rem 1rem;
        max-width: 100%;
    }
    .lp-problems__list {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
    .lp-bokeh--white { width: 320px; height: 320px; }
    .lp-bokeh--blue  { width: 280px; height: 280px; }
}