/* =====================================================================
   ai-game.css — AI × ゲーム制作「PRESS START — 仕事が、ゲームになる。」
   すべて .gp 配下にスコープし、共通CSS（style.css）を汚染しない。
   演出の初期非表示は html.js のときだけ当てる（JSウォッチドッグと対）。
   ===================================================================== */

.gp {
    --gp-red: var(--color-primary, #E63946);
    --gp-red-lt: var(--color-accent, #FF6B6B);
    --gp-red-dp: var(--color-secondary, #A4161A);
    --gp-ink: #080808;
    --gp-panel: rgba(18, 18, 18, 0.6);
    --gp-line: rgba(230, 57, 70, 0.45);
    --gp-line-soft: rgba(230, 57, 70, 0.22);
    --gp-pix: 8px;
    /* ピクセル角の1ノッチ */
    --gp-clip: polygon(0 var(--gp-pix), var(--gp-pix) var(--gp-pix), var(--gp-pix) 0,
            calc(100% - var(--gp-pix)) 0, calc(100% - var(--gp-pix)) var(--gp-pix), 100% var(--gp-pix),
            100% calc(100% - var(--gp-pix)), calc(100% - var(--gp-pix)) calc(100% - var(--gp-pix)),
            calc(100% - var(--gp-pix)) 100%, var(--gp-pix) 100%,
            var(--gp-pix) calc(100% - var(--gp-pix)), 0 calc(100% - var(--gp-pix)));
    position: relative;
    overflow-x: clip;
}

/* ---------------- 点滅（WCAG 2.3.1: いずれも 1回/秒以下） ---------------- */
@keyframes gp-blink {
    0%, 54% { opacity: 1; }
    55%, 100% { opacity: 0; }
}

.gp-blink {
    animation: gp-blink 1.2s steps(1) infinite;
}

.gp-blink-slow {
    display: inline-block;
    animation: gp-blink 1.6s steps(1) infinite;
}

/* ---------------- 演出用の初期状態（JS 有効時のみ） ---------------- */
html.js .gp [data-reveal] {
    opacity: 0;
    transform: translateY(30px);
}

html.js .gp [data-reveal="stamp"] {
    transform: translateX(-26px);
}

@media (prefers-reduced-motion: reduce) {
    html.js .gp [data-reveal] {
        opacity: 1;
        transform: none;
    }

    .gp-blink,
    .gp-blink-slow {
        animation: none;
    }

    .gp-hero-seq {
        transition: none;
    }
}

/* =====================================================================
   進行ゲージ（WORLD MAP ゲージ）
   ===================================================================== */
.gp-gauge {
    position: fixed;
    right: 18px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 900;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    pointer-events: none;
}

.gp-gauge-label {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.3em;
    color: var(--gp-red-lt);
    writing-mode: vertical-rl;
    text-shadow: 0 0 8px rgba(230, 57, 70, 0.6);
    white-space: nowrap;
    flex: none;
    max-height: none;
}

.gp-gauge-bar {
    position: relative;
    width: 6px;
    height: min(220px, 32vh);
    border: 1px solid var(--gp-line);
    background: rgba(8, 8, 8, 0.7);
    overflow: hidden;
}

.gp-gauge-fill {
    position: absolute;
    inset: 1px;
    display: block;
    background: repeating-linear-gradient(0deg,
            var(--gp-red) 0 5px,
            var(--gp-red-dp) 5px 7px);
    transform-origin: bottom;
    transform: scaleY(0);
    box-shadow: 0 0 10px rgba(230, 57, 70, 0.8);
    will-change: transform;
}

@media (max-width: 900px) {
    .gp-gauge {
        right: 0;
        left: 0;
        top: auto;
        bottom: 0;
        transform: none;
        flex-direction: row;
        gap: 0;
    }

    .gp-gauge-label {
        display: none;
    }

    .gp-gauge-bar {
        width: 100%;
        height: 3px;
        border: 0;
        background: rgba(8, 8, 8, 0.55);
    }

    .gp-gauge-fill {
        inset: 0;
        transform-origin: left;
        transform: scaleX(0);
        background: linear-gradient(90deg, var(--gp-red-dp), var(--gp-red));
    }
}

/* =====================================================================
   HERO / TITLE SCREEN
   ===================================================================== */
.gp-hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background:
        radial-gradient(ellipse 90% 42% at 50% 36%, rgba(230, 57, 70, 0.16) 0%, transparent 70%),
        radial-gradient(ellipse at 50% 120%, rgba(230, 57, 70, 0.22) 0%, transparent 55%),
        radial-gradient(ellipse at 50% 0%, rgba(230, 57, 70, 0.1) 0%, transparent 55%),
        var(--color-bg-darker, #030303);
}

/* 連番スクラブの受け口。frames が読めたときだけ JS が .seq-on を付けて表示し、
   無ければ透明のまま（既存のグリッド描画が従来どおり見える） */
.gp-hero-seq {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
    opacity: 0;
    transition: opacity 0.45s ease;
}

.gp-hero.seq-on .gp-hero-seq {
    opacity: 1;
}

.gp-hero-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
}

/* CRT 質感: スキャンライン＋ビネット。ごく薄く */
.gp-crt {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        repeating-linear-gradient(0deg,
            rgba(255, 255, 255, 0.022) 0 2px,
            transparent 2px 4px),
        radial-gradient(ellipse at 50% 50%, transparent 58%, rgba(0, 0, 0, 0.5) 100%);
}

/* --- アーケード HUD --- */
.gp-hud {
    position: absolute;
    top: 96px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    padding: 0 clamp(16px, 4vw, 48px);
    pointer-events: none;
    font-family: 'Orbitron', sans-serif;
    z-index: 2;
}

.gp-hud-block {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 90px;
}

.gp-hud-center {
    align-items: center;
    text-align: center;
}

.gp-hud-right {
    align-items: flex-end;
    text-align: right;
}

.gp-hud-label {
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.32em;
    color: var(--gp-red-lt);
}

.gp-hud-value {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    color: #fff;
    text-shadow: 0 0 10px rgba(230, 57, 70, 0.7);
    font-variant-numeric: tabular-nums;
}

/* --- タイトル一式 --- */
.gp-hero-inner {
    position: relative;
    z-index: 3;
    max-width: 900px;
    margin: 0 auto;
    padding: 150px 20px 90px;
    text-align: center;
}

.gp-hero-tag {
    font-family: 'Orbitron', sans-serif;
    display: inline-block;
    color: var(--gp-red-lt);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.35em;
    border: 1px solid var(--gp-line);
    padding: 8px 18px 8px 26px;
    margin-bottom: 30px;
    position: relative;
    background: rgba(8, 8, 8, 0.55);
    clip-path: var(--gp-clip);
}

.gp-hero-title {
    font-size: clamp(2rem, 5.6vw, 3.4rem);
    font-weight: 700;
    color: var(--color-text, #fff);
    line-height: 1.35;
    margin-bottom: 24px;
    word-break: keep-all;
    line-break: strict;
    overflow-wrap: break-word;
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.8);
}

.gp-line {
    display: block;
    overflow: hidden;
}

.gp-line-in {
    display: inline-block;
}

.gp-em {
    font-style: normal;
    color: #FF8A93;
    position: relative;
    text-shadow: 0 0 26px rgba(230, 57, 70, 0.55);
}

.gp-em::after {
    content: '';
    position: absolute;
    left: 0.06em;
    right: 0.06em;
    bottom: -0.18em;
    height: 4px;
    background-image: repeating-linear-gradient(90deg,
            var(--gp-red) 0 8px, transparent 8px 14px);
    opacity: 0.85;
}

.gp-hero-sub {
    font-size: 1.05rem;
    color: #dfe2ec;
    line-height: 1.9;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.85);
    margin-bottom: 34px;
}

.gp-hero-badges {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.gp-badge {
    display: inline-block;
    background: rgba(8, 8, 8, 0.7);
    border: 1px solid var(--gp-red);
    color: #ff9d9d;
    padding: 9px 20px;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    box-shadow: 4px 4px 0 rgba(230, 57, 70, 0.35);
    clip-path: var(--gp-clip);
}

.gp-hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* 赤いキューブフィールド上では赤枠ゴーストが消えるため、白ゴーストに切り替える */
.gp-hero-cta .btn-outline {
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.9);
    background: rgba(8, 8, 13, 0.45);
}

.gp-hero-cta .btn-outline:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: #ffffff;
    color: #ffffff;
}

.gp-press {
    margin-top: 46px;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.42em;
    color: rgba(255, 255, 255, 0.75);
}

.gp-hero-hint {
    position: absolute;
    left: clamp(16px, 4vw, 48px);
    bottom: 18px;
    z-index: 2;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.58rem;
    letter-spacing: 0.28em;
    color: rgba(255, 157, 157, 0.55);
    display: none;
}

@media (pointer: fine) {
    .gp-hero-hint {
        display: block;
    }
}

/* =====================================================================
   共通: 区切り・ステージ見出し・パネル
   ===================================================================== */
.gp-divider {
    height: 6px;
    background-image: repeating-linear-gradient(90deg,
            var(--gp-red) 0 12px,
            transparent 12px 24px);
    opacity: 0.45;
}

.gp-stage {
    padding: var(--spacing-xl, 6rem) 0;
    position: relative;
}

/* 仕切り線の前後はセクション余白が二重になるため、隣接側を詰める */
.gp-divider + .gp-stage {
    padding-top: 4rem;
}

.gp-samples,
.gp-flow,
.gp-faq {
    background: var(--color-bg-darker, #030303);
}

.gp-stage-head {
    text-align: center;
    margin-bottom: var(--spacing-lg, 4rem);
}

/* display: table で「幅は内容ぶん・行は独立」を両立する
   （inline-block だと後続の見出し(inline-block)と同一行に並んで重なる） */
.gp-stage-no {
    font-family: 'Orbitron', sans-serif;
    display: table;
    margin: 0 auto 18px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.45em;
    color: var(--gp-red);
    padding: 6px 12px 6px 18px;
    position: relative;
}

/* ステージ番付の左右のピクセル飾り */
.gp-stage-no::before,
.gp-stage-no::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 26px;
    height: 6px;
    transform: translateY(-50%);
    background-image: repeating-linear-gradient(90deg,
            var(--gp-red) 0 6px, transparent 6px 10px);
    opacity: 0.7;
}

.gp-stage-no::before {
    right: 100%;
}

.gp-stage-no::after {
    left: 100%;
}

.gp-stage-title {
    font-size: clamp(1.7rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--color-text, #fff);
    line-height: 1.4;
    display: inline-block;
    position: relative;
    padding-bottom: 18px;
}

.gp-stage-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 72px;
    height: 4px;
    background-image: repeating-linear-gradient(90deg,
            var(--gp-red) 0 8px, transparent 8px 12px);
}

.gp-stage-cap {
    margin-top: 14px;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.66rem;
    font-weight: 700;
    letter-spacing: 0.4em;
    color: rgba(255, 157, 157, 0.6);
}

/* =====================================================================
   STAGE 01 こんな場面で効く
   ===================================================================== */
.gp-scene-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-md, 2rem);
}

/* アイコンとタイトルを横並びにしてカード上部の余白を締める */
.gp-card {
    background: var(--gp-panel);
    border: 1px solid var(--color-border, #1a1a1a);
    padding: var(--spacing-md, 2rem);
    clip-path: var(--gp-clip);
    position: relative;
    transition: border-color 0.25s ease, transform 0.25s ease;
    min-width: 0;
    display: grid;
    grid-template-columns: 56px minmax(0, 1fr);
    align-items: center;
    column-gap: 16px;
}

.gp-card:hover {
    border-color: var(--gp-red);
    transform: translateY(-6px);
}

.gp-card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gp-red-lt);
    background: rgba(230, 57, 70, 0.08);
    border: 1px dashed var(--gp-line);
    clip-path: var(--gp-clip);
}

.gp-card-icon svg {
    width: 34px;
    height: 34px;
}

.gp-card h3 {
    font-size: 1.15rem;
    color: var(--color-text, #fff);
    margin-bottom: 0;
    line-height: 1.5;
}

.gp-card p {
    grid-column: 1 / -1;
    margin-top: 16px;
    color: var(--color-text-secondary, #b8b8d1);
    line-height: 1.9;
    font-size: 0.95rem;
}

/* =====================================================================
   STAGE 02 遊べるサンプル（アーケード筐体）
   ===================================================================== */
.gp-sample-main {
    max-width: 1000px;
    margin: 0 auto var(--spacing-lg, 4rem);
}

/* 筐体フレーム */



.gp-screen {
    position: relative;
    margin: 0;
    aspect-ratio: 16 / 10;
    border: 2px solid rgba(230, 57, 70, 0.5);
    background:
        radial-gradient(circle at 30% 30%, rgba(255, 107, 107, 0.22) 0%, transparent 55%),
        linear-gradient(160deg, #1a0507 0%, #080808 70%);
    overflow: hidden;
}

.gp-screen::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(0deg,
            rgba(255, 255, 255, 0.03) 0 2px,
            transparent 2px 4px),
        radial-gradient(ellipse at 50% 50%, transparent 62%, rgba(0, 0, 0, 0.42) 100%);
    pointer-events: none;
}

.gp-screen img,
.gp-shot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.gp-screen-mock {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.gp-screen.has-img .gp-screen-mock,
.gp-shot.has-img .gp-screen-mock {
    display: none;
}

.gp-pixel-art {
    width: clamp(56px, 8vw, 84px);
    height: auto;
    image-rendering: pixelated;
    filter: drop-shadow(0 0 12px rgba(230, 57, 70, 0.45));
}

.gp-screen-label {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.3em;
    color: var(--gp-red-lt);
}

.gp-screen-mock small {
    font-family: 'Orbitron', sans-serif;
    color: var(--color-text-secondary, #b8b8d1);
    font-size: 0.62rem;
    letter-spacing: 0.26em;
}

/* コンパネ（joystick + ボタン） */





.gp-sample-body h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.6rem;
    color: var(--color-text, #fff);
    margin-bottom: 6px;
    letter-spacing: 0.06em;
}

.gp-sample-genre {
    color: var(--gp-red-lt);
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    margin-bottom: 16px;
}

.gp-sample-body>p:not(.gp-sample-genre) {
    color: var(--color-text-secondary, #b8b8d1);
    line-height: 1.9;
    margin-bottom: 26px;
}

/* 業種別サンプル */
.gp-industries {
    background: var(--gp-panel);
    border: 1px solid var(--color-border, #1a1a1a);
    clip-path: var(--gp-clip);
    padding: var(--spacing-md, 2rem);
}

.gp-industries h3 {
    font-size: 1.3rem;
    color: var(--color-text, #fff);
    margin-bottom: 10px;
}

.gp-industries>p {
    color: var(--color-text-secondary, #b8b8d1);
    line-height: 1.9;
    margin-bottom: 24px;
}

.gp-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
}

.gp-chip {
    font-size: 0.85rem;
    color: #ff9d9d;
    border: 1px solid var(--gp-line);
    padding: 6px 14px;
    background: rgba(230, 57, 70, 0.08);
    clip-path: polygon(0 4px, 4px 4px, 4px 0, calc(100% - 4px) 0, calc(100% - 4px) 4px, 100% 4px,
            100% calc(100% - 4px), calc(100% - 4px) calc(100% - 4px), calc(100% - 4px) 100%,
            4px 100%, 4px calc(100% - 4px), 0 calc(100% - 4px));
}

.gp-shots {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm, 1rem);
    margin-bottom: 24px;
}

.gp-shot {
    position: relative;
    margin: 0;
    aspect-ratio: 16 / 10;
    border: 1px dashed rgba(230, 57, 70, 0.4);
    background: linear-gradient(150deg, rgba(230, 57, 70, 0.16) 0%, #0d0d0d 70%);
    overflow: hidden;
    min-width: 0;
}

.gp-shot:nth-child(2) {
    background: linear-gradient(150deg, rgba(255, 107, 107, 0.13) 0%, #0d0d0d 70%);
}

.gp-shot:nth-child(3) {
    background: linear-gradient(150deg, rgba(164, 22, 26, 0.26) 0%, #0d0d0d 70%);
}

.gp-shot .gp-pixel-art {
    width: 44px;
}

/* 「電源の入った画面」を示すスコア風ミニHUDバー */
.gp-mock-hud {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 10px;
    font-family: 'Orbitron', monospace;
    font-size: 0.5rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: var(--gp-red-lt);
    background: rgba(8, 8, 8, 0.65);
    border-bottom: 2px solid var(--gp-red);
    font-variant-numeric: tabular-nums;
}

.gp-shot .gp-mock-hud {
    height: 12px;
    font-size: 0.42rem;
    letter-spacing: 0.14em;
    padding: 0 8px;
    border-bottom-width: 1px;
}

/* STAGE SELECT 風の業種名ラベル */
.gp-shot-select {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: #fff;
    background: rgba(8, 8, 8, 0.6);
    border: 1px solid var(--gp-line);
    padding: 5px 14px;
    clip-path: polygon(0 4px, 4px 4px, 4px 0, calc(100% - 4px) 0, calc(100% - 4px) 4px, 100% 4px,
            100% calc(100% - 4px), calc(100% - 4px) calc(100% - 4px), calc(100% - 4px) 100%,
            4px 100%, 4px calc(100% - 4px), 0 calc(100% - 4px));
}

.gp-shot-select::before {
    content: '▶ ';
    color: var(--gp-red);
    font-size: 0.75em;
}

/* 走査線オーバーレイ（筐体スクリーンと同じCRT質感に揃える） */
.gp-shot::after {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(0deg,
            rgba(255, 255, 255, 0.03) 0 2px,
            transparent 2px 4px);
    pointer-events: none;
}

/* =====================================================================
   STAGE 03 選ばれる理由
   ===================================================================== */
.gp-reason-list {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    gap: var(--spacing-md, 2rem);
}

.gp-reason {
    display: grid;
    grid-template-columns: 72px 1fr;
    gap: var(--spacing-sm, 1rem);
    align-items: start;
    background: rgba(18, 18, 18, 0.4);
    border: 1px solid var(--color-border, #1a1a1a);
    border-left: 4px solid var(--gp-red);
    padding: var(--spacing-md, 2rem);
    transition: border-color 0.25s ease, background 0.25s ease;
}

.gp-reason:hover {
    border-color: var(--gp-line);
    border-left-color: var(--gp-red);
    background: rgba(230, 57, 70, 0.05);
}

.gp-reason-no {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--gp-red);
    text-shadow: 4px 4px 0 rgba(230, 57, 70, 0.22);
    line-height: 1;
}

.gp-reason h3 {
    font-size: 1.15rem;
    color: var(--color-text, #fff);
    margin-bottom: 8px;
}

.gp-reason p {
    color: var(--color-text-secondary, #b8b8d1);
    line-height: 1.9;
}

/* =====================================================================
   STAGE 04 制作の流れ（レベルマップ）
   ===================================================================== */
.gp-map {
    position: relative;
    max-width: 860px;
    margin: 0 auto;
}

/* 点線の経路（背景）と、スクロールで満ちる実線（前景） */
.gp-map::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 30px;
    bottom: 30px;
    width: 2px;
    transform: translateX(-50%);
    background-image: repeating-linear-gradient(0deg,
            rgba(230, 57, 70, 0.45) 0 8px,
            transparent 8px 16px);
}

.gp-map-fill {
    position: absolute;
    left: 50%;
    top: 30px;
    bottom: 30px;
    width: 2px;
    transform: translateX(-50%) scaleY(0);
    transform-origin: top;
    background: var(--gp-red);
    box-shadow: 0 0 12px rgba(230, 57, 70, 0.85);
    will-change: transform;
}

.gp-map-steps {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: var(--spacing-md, 2rem);
    position: relative;
}

.gp-map-step {
    display: grid;
    grid-template-columns: 1fr 96px 1fr;
    align-items: center;
}

.gp-map-node {
    grid-column: 2;
    justify-self: center;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    color: #fff;
    background: linear-gradient(160deg, var(--gp-red) 0%, var(--gp-red-dp) 100%);
    clip-path: var(--gp-clip);
    box-shadow: 5px 5px 0 rgba(230, 57, 70, 0.28);
    position: relative;
    z-index: 1;
}

.gp-map-goal .gp-map-node {
    background: #0d0d0d;
    border: 2px solid var(--gp-red);
    color: var(--gp-red-lt);
    box-shadow: 0 0 18px rgba(230, 57, 70, 0.5);
}

.gp-map-body {
    background: var(--gp-panel);
    border: 1px solid var(--color-border, #1a1a1a);
    clip-path: var(--gp-clip);
    padding: var(--spacing-sm, 1rem) var(--spacing-md, 2rem);
    min-width: 0;
}

.gp-map-step:nth-child(odd) .gp-map-body {
    grid-column: 1;
    grid-row: 1;
    text-align: right;
}

.gp-map-step:nth-child(even) .gp-map-body {
    grid-column: 3;
    grid-row: 1;
}

.gp-map-body h3 {
    font-size: 1.15rem;
    color: var(--color-text, #fff);
    margin-bottom: 8px;
}

.gp-map-body p {
    color: var(--color-text-secondary, #b8b8d1);
    line-height: 1.9;
    font-size: 0.95rem;
}

/* =====================================================================
   STAGE 05 料金プラン
   ===================================================================== */
.gp-plan-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md, 2rem);
    align-items: stretch;
}

.gp-plan {
    background: rgba(18, 18, 18, 0.5);
    border: 1px solid var(--color-border, #1a1a1a);
    clip-path: var(--gp-clip);
    padding: var(--spacing-md, 2rem);
    text-align: center;
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0;
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.gp-plan:hover {
    transform: translateY(-8px);
    border-color: var(--gp-red);
    box-shadow: 0 10px 40px rgba(230, 57, 70, 0.2);
}

.gp-plan-featured {
    border-color: var(--gp-red);
    background: rgba(230, 57, 70, 0.08);
    padding-top: calc(var(--spacing-md, 2rem) + 14px);
}

.gp-plan-badge {
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gp-red);
    color: #fff;
    padding: 5px 22px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    box-shadow: 3px 3px 0 rgba(164, 22, 26, 0.6);
    clip-path: polygon(0 4px, 4px 4px, 4px 0, calc(100% - 4px) 0, calc(100% - 4px) 4px, 100% 4px,
            100% calc(100% - 4px), calc(100% - 4px) calc(100% - 4px), calc(100% - 4px) 100%,
            4px 100%, 4px calc(100% - 4px), 0 calc(100% - 4px));
}

.gp-plan-name {
    font-size: 1.3rem;
    color: var(--color-text, #fff);
    font-weight: 700;
    margin-bottom: 8px;
}

.gp-plan-target {
    font-size: 0.9rem;
    color: var(--gp-red-lt);
    margin-bottom: 18px;
}

.gp-plan-price {
    font-family: 'Orbitron', 'Noto Sans JP', sans-serif;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--color-text, #fff);
    line-height: 1.2;
    text-shadow: 0 0 12px rgba(230, 57, 70, 0.3);
    font-variant-numeric: tabular-nums;
}

.gp-plan-suffix {
    font-size: 0.55em;
    color: var(--gp-red-lt);
    font-weight: 700;
    margin-left: 0.15em;
}

.gp-plan-features {
    list-style: none;
    padding: 20px 0;
    margin: 20px 0;
    border-top: 1px solid rgba(230, 57, 70, 0.25);
    border-bottom: 1px solid rgba(230, 57, 70, 0.25);
    text-align: left;
    flex-grow: 1;
}

.gp-plan-features li {
    color: var(--color-text-secondary, #b8b8d1);
    padding: 8px 0;
    line-height: 1.7;
}

.gp-plan-features li::before {
    content: '▶';
    color: var(--gp-red);
    font-size: 0.7em;
    margin-right: 10px;
}

.gp-monthly {
    max-width: 700px;
    margin: var(--spacing-md, 2rem) auto 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm, 1rem);
    flex-wrap: wrap;
    background: rgba(18, 18, 18, 0.5);
    border: 1px dashed var(--gp-line);
    padding: var(--spacing-sm, 1rem) var(--spacing-md, 2rem);
}

.gp-monthly h3 {
    font-size: 1.05rem;
    color: var(--color-text, #fff);
    margin-bottom: 4px;
}

.gp-monthly p {
    color: var(--color-text-secondary, #b8b8d1);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* .gp-plan-price と同じ扱い（Orbitron・白＋赤グロー）に統一する */
.gp-monthly-price {
    font-family: 'Orbitron', 'Noto Sans JP', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-text, #fff);
    text-shadow: 0 0 12px rgba(230, 57, 70, 0.3);
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.gp-monthly-suffix {
    font-size: 0.55em;
    color: var(--gp-red-lt);
    font-weight: 700;
    margin-left: 0.15em;
}

.gp-pricing-note {
    max-width: 700px;
    margin: var(--spacing-md, 2rem) auto 0;
    text-align: center;
    font-size: 0.85rem;
    color: var(--color-text-secondary, #b8b8d1);
    line-height: 1.8;
}

.gp-packages {
    max-width: 800px;
    margin: var(--spacing-lg, 4rem) auto 0;
    text-align: center;
}

.gp-packages h3 {
    font-size: 1.3rem;
    color: var(--color-text, #fff);
    margin-bottom: var(--spacing-sm, 1rem);
}

.gp-package-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-sm, 1rem);
    margin: var(--spacing-sm, 1rem) 0 var(--spacing-md, 2rem);
    text-align: left;
}

.gp-package-card {
    background: rgba(18, 18, 18, 0.5);
    border: 1px solid var(--color-border, #1a1a1a);
    clip-path: var(--gp-clip);
    padding: var(--spacing-sm, 1rem) var(--spacing-md, 2rem);
    min-width: 0;
}

.gp-package-card h4 {
    color: var(--gp-red-lt);
    font-size: 1rem;
    margin-bottom: 6px;
}

.gp-package-card p {
    color: var(--color-text-secondary, #b8b8d1);
    font-size: 0.9rem;
    line-height: 1.8;
}

.gp-package-price {
    display: block;
    margin-top: 8px;
    font-family: 'Orbitron', 'Noto Sans JP', sans-serif;
    font-weight: 700;
    color: var(--color-text, #fff);
}

/* =====================================================================
   EXTRA FAQ（メッセージウィンドウ調）
   ===================================================================== */
.gp-faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: grid;
    gap: var(--spacing-sm, 1rem);
}

.gp-faq-item {
    background: rgba(18, 18, 18, 0.55);
    border: 1px solid var(--color-border, #1a1a1a);
    border-left: 4px solid var(--gp-red-dp);
    padding: var(--spacing-sm, 1rem) var(--spacing-md, 2rem);
    clip-path: var(--gp-clip);
    transition: border-color 0.25s ease;
}

.gp-faq-item:hover {
    border-color: var(--gp-line);
    border-left-color: var(--gp-red);
}

.gp-faq-q {
    font-size: 1.05rem;
    color: var(--color-text, #fff);
    margin-bottom: 10px;
    line-height: 1.6;
}

.gp-faq-a {
    color: var(--color-text-secondary, #b8b8d1);
    line-height: 1.9;
    font-size: 0.95rem;
}

/* =====================================================================
   FINAL STAGE CTA
   ===================================================================== */
.gp-final {
    padding: calc(var(--spacing-xl, 6rem) + 2rem) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(ellipse at 50% 100%, rgba(230, 57, 70, 0.25) 0%, transparent 60%),
        var(--color-bg-darker, #030303);
}

.gp-final::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(230, 57, 70, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(230, 57, 70, 0.05) 1px, transparent 1px);
    background-size: 36px 36px;
    pointer-events: none;
}

.gp-final-inner {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.gp-final-no::before,
.gp-final-no::after {
    background-image: repeating-linear-gradient(90deg,
            var(--gp-red-lt) 0 6px, transparent 6px 10px);
}

/* 共通CSSの word-break: keep-all で全角12文字の行が375pxではみ出すため縮小側を広げる */
.gp-final-title {
    font-size: clamp(1.5rem, 6.4vw, 3rem);
    font-weight: 700;
    color: var(--color-text, #fff);
    line-height: 1.5;
    margin-bottom: 24px;
}

.gp-final-text {
    color: var(--color-text-secondary, #b8b8d1);
    line-height: 2;
    margin-bottom: 36px;
}

.gp-continue {
    margin-top: 44px;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.45em;
    color: rgba(255, 172, 172, 0.85);
}

/* =====================================================================
   禁則処理: 共通CSS(style.css)の word-break: keep-all は長い和文を
   分割不能にし、緊急折返しが行頭句読点を生むため全幅で打ち消す
   ===================================================================== */
.gp h2,
.gp h3,
.gp p,
.gp li,
.gp-faq-q,
.gp-faq-a {
    word-break: normal;
    word-break: auto-phrase;
    line-break: strict;
    overflow-wrap: break-word;
}

/* 短い見出しだけ keep-all を戻し、語中で折れないようにする */
.gp .gp-stage-title,
.gp .gp-final-title,
.gp .gp-card h3 {
    word-break: keep-all;
}

/* =====================================================================
   レスポンシブ
   ===================================================================== */
@media (max-width: 900px) {
    .gp-sample-main {
        grid-template-columns: 1fr;
        gap: var(--spacing-md, 2rem);
    }

    /* レベルマップ: 左寄せ1カラムに畳む（画面端の窮屈さ回避に16px確保） */
    .gp-map {
        padding-left: 16px;
    }

    .gp-map::before,
    .gp-map-fill {
        left: 46px;
        transform: translateX(-50%);
    }

    .gp-map-fill {
        transform: translateX(-50%) scaleY(0);
    }

    .gp-map-step {
        grid-template-columns: 60px 1fr;
        gap: var(--spacing-sm, 1rem);
        align-items: start;
    }

    /* 最終ノードより下に伸びる縦ラインの尻尾を背景色で処理する */
    .gp-map-goal {
        position: relative;
    }

    .gp-map-goal::after {
        content: '';
        position: absolute;
        left: 21px;
        width: 18px;
        top: 48px;
        bottom: 0;
        background: var(--color-bg-darker, #030303);
    }

    .gp-map-node {
        grid-column: 1;
        width: 48px;
        height: 48px;
        font-size: 1.05rem;
    }

    .gp-map-step:nth-child(odd) .gp-map-body,
    .gp-map-step:nth-child(even) .gp-map-body {
        grid-column: 2;
        grid-row: auto;
        text-align: left;
    }
}

@media (max-width: 768px) {
    .gp-hud {
        top: 88px;
    }

    .gp-hud-block {
        min-width: 0;
    }

    .gp-hud-label {
        font-size: 0.55rem;
    }

    .gp-hud-value {
        font-size: 0.72rem;
    }

    .gp-hero-inner {
        padding: 140px 20px 80px;
    }

    /* SPのセクション間空白を約60%に圧縮 */
    .gp-stage {
        padding: calc(var(--spacing-xl, 6rem) * 0.6) 0;
    }

    /* 業種別サンプルは横スクロール1行に畳む */
    .gp-shots {
        grid-template-columns: none;
        grid-auto-flow: column;
        grid-auto-columns: 78vw;
        overflow-x: auto;
        padding-bottom: 8px;
        scroll-snap-type: x proximity;
        -webkit-overflow-scrolling: touch;
    }

    .gp-shot {
        scroll-snap-align: center;
    }

    .gp-monthly {
        flex-direction: column;
        align-items: flex-start;
    }

    .gp-reason {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .gp-stage-no::before,
    .gp-stage-no::after {
        width: 16px;
    }
}

/* 実績ページへの裏取り導線 */
.gp-works-link {
    margin-top: 2.4rem;
    text-align: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.65);
}

.gp-works-link a {
    margin-left: 0.5rem;
    color: #ffffff;
    font-weight: 700;
    border-bottom: 1px solid rgba(230, 57, 70, 0.7);
    padding-bottom: 2px;
}

.gp-works-link a:hover {
    color: var(--gp-red-lt);
}

/* 最終CTAの電話導線 */
.gp-final .cta-tel {
    margin-top: 22px;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.gp-final .cta-tel a {
    color: #ffffff;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.gp-final .cta-tel a:hover {
    color: var(--gp-red-lt);
}

/* ゲームパーク構成イメージのキャプションと注記（架空ブランドである旨の明示） */
.gp-shot figcaption {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
    padding: 8px 12px;
    font-size: 0.7rem;
    letter-spacing: 0.04em;
    color: rgba(255, 255, 255, 0.85);
    background: linear-gradient(180deg, transparent 0%, rgba(5, 5, 8, 0.88) 45%);
    pointer-events: none;
}

.gp-shots-note {
    margin: 14px 0 26px;
    font-size: 0.8rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.55);
}

/* =====================================================================
   STAGE 02 遊べるデモ（実物を iframe でその場に起動する）
   偽のアーケード筐体はやめ、実機のブラウザに近い最小限の額装にする
   ===================================================================== */
.gp-sample-lead {
    text-align: center;
    max-width: 720px;
    margin: 0 auto clamp(28px, 4vw, 44px);
}

.gp-sample-lead h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(1.5rem, 3.4vw, 2rem);
    color: var(--color-text, #fff);
    letter-spacing: 0.06em;
    margin-bottom: 8px;
}

.gp-sample-lead .gp-sample-genre {
    color: var(--gp-red-lt);
    font-size: 0.82rem;
    letter-spacing: 0.14em;
    margin-bottom: 18px;
}

.gp-sample-lead p:not(.gp-sample-genre) {
    color: var(--color-text-secondary, #b8b8d1);
    line-height: 2;
    font-size: 0.95rem;
}

/* --- 額装。太い赤枠と影は使わず、細いヘアラインと深い落ち影だけで支える --- */
.gp-demo {
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
    background: #0b0b0f;
    box-shadow:
        0 0 0 1px rgba(0, 0, 0, 0.6),
        0 30px 70px -20px rgba(0, 0, 0, 0.9),
        0 0 90px -40px rgba(230, 57, 70, 0.5);
}

.gp-demo-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: linear-gradient(180deg, #17171d, #101015);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.gp-demo-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gp-red);
    box-shadow: 0 0 8px rgba(230, 57, 70, 0.9);
    flex: none;
}

.gp-demo-name {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    color: #fff;
}

.gp-demo-url {
    margin-left: auto;
    font-size: 0.68rem;
    letter-spacing: 0.04em;
    color: rgba(255, 255, 255, 0.32);
}

.gp-demo-stage {
    position: relative;
    aspect-ratio: 16 / 10;
    background: #05050a;
}

.gp-demo-stage img,
.gp-demo-stage iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
    border: 0;
    object-fit: cover;
}

/* 起動後はポスター画像を退場させる */
.gp-demo-stage.is-live img,
.gp-demo-stage.is-live .gp-demo-play {
    opacity: 0;
    pointer-events: none;
}

.gp-demo-play {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    border: 0;
    cursor: pointer;
    color: #fff;
    /* スクショを潰さない程度に落とす。中央は明るく、外周と下端だけ締める */
    background:
        radial-gradient(ellipse at 50% 46%, rgba(5, 5, 10, 0.1) 0%, rgba(5, 5, 10, 0.62) 78%),
        linear-gradient(180deg, transparent 55%, rgba(5, 5, 10, 0.7) 100%);
    transition: opacity 0.45s ease, background 0.3s ease;
    font-family: inherit;
}

.gp-demo-play:hover {
    background:
        radial-gradient(ellipse at 50% 46%, rgba(5, 5, 10, 0.02) 0%, rgba(5, 5, 10, 0.5) 78%),
        linear-gradient(180deg, transparent 55%, rgba(5, 5, 10, 0.62) 100%);
}

.gp-demo-play-icon {
    width: 68px;
    height: 68px;
    border-radius: 50%;
    background: var(--gp-red);
    box-shadow: 0 0 0 8px rgba(230, 57, 70, 0.18), 0 12px 30px rgba(0, 0, 0, 0.6);
    position: relative;
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), background 0.3s ease;
}

.gp-demo-play-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 54%;
    transform: translate(-50%, -50%);
    border-style: solid;
    border-width: 12px 0 12px 20px;
    border-color: transparent transparent transparent #fff;
}

.gp-demo-play:hover .gp-demo-play-icon {
    transform: scale(1.08);
    background: var(--gp-red-lt);
}

.gp-demo-play:focus-visible {
    outline: 2px solid var(--gp-red-lt);
    outline-offset: -4px;
}

.gp-demo-play-text {
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
}

.gp-demo-foot {
    margin-top: 18px;
    text-align: center;
    font-size: 0.85rem;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.55);
}

.gp-demo-foot a {
    margin-left: 0.4rem;
    color: #fff;
    font-weight: 700;
    border-bottom: 1px solid rgba(230, 57, 70, 0.7);
    padding-bottom: 2px;
}

.gp-demo-foot a:hover {
    color: var(--gp-red-lt);
}

@media (max-width: 640px) {
    .gp-demo-stage {
        /* スマホは縦長のほうが実機の見え方に近い */
        aspect-ratio: 4 / 5;
    }

    .gp-demo-url {
        display: none;
    }

    .gp-demo-play-icon {
        width: 58px;
        height: 58px;
    }
}