/* === VARIABLES === */
:root {
    --p-green:    #0E7E47;
    --text-gray:  #3b3b3b;
    --text-black: #0f0e0ee1;
    --border-dark: #111111;
}

/* === BASE RESET === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: #ffffff;
    color: #000000;
    font-family: 'Poppins', 'Noto Sans JP', sans-serif;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    text-align: center;
}

strong {
    font-weight: 700;
    color: #00d639;
}

/* === HEADER === */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background: #ffffff;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 5%;
    z-index: 1000;
    border-bottom: 1px solid #222;
}

.hero-logo-large {
    font-family: 'Geist', sans-serif;
    font-weight: 900;
    white-space: nowrap;
    font-size: clamp(2.5rem, 6vw, 5rem);
    color: var(--border-dark);
    font-style: italic;
    display: inline-block;
    transform: skewX(-15deg);
    line-height: 1.1;
    margin: 10px 0;
}

.btn-coming-soon {
    display: inline-block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    font-weight: 700;
    line-height: 1.2;
    text-align: right;
    color: #000000;
    background: #33ff00;
    border: 1px solid var(--border-dark);
    padding: 12px 24px;
    border-radius: 12px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    cursor: not-allowed;
}

/* === LAYOUT === */
.section-container {
    padding: 120px 5%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

h2.section-title {
    font-size: clamp(24px, 4vw, 32px);
    letter-spacing: 0.2em;
    font-weight: 900;
    margin-bottom: 40px;
}

/* === HERO === */
.custom-gradient-bg {
    background: linear-gradient(
        315deg,
        #262626  4%,
        #0050B5 20%,
        #009246 40%,
        #FFFFFF 54%,
        #FFCC00 65%,
        #EF4135 85%,
        #D4AF37 100%
    );
}

.hero-product {
    position: relative;
    width: 100%;
    height: 160vh;
    min-height: 1100px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    z-index: 1;
}

.hero-product > .hero {
    padding-top: 100px;
    padding-bottom: 0;
    flex-shrink: 0;
    width: 100%;
}

.hero-product .section-container {
    padding-top: 16px;
    padding-bottom: 8px;
}

.hero-container {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 1200px;
    padding: 0 5%;
    text-align: center;
}

.hero-eyebrow {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    letter-spacing: 0.2em;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 16px;
    opacity: 0;
    animation: heroReveal 1s ease forwards 0.2s;
}

.hero-title {
    font-family: 'Geist', sans-serif;
    font-size: clamp(64px, 12vw, 160px);
    font-weight: 900;
    font-style: italic;
    line-height: 1.15;
    letter-spacing: -0.08em;
    margin-bottom: 48px;
    text-transform: uppercase;
    color: var(--text-black);
    opacity: 0;
    animation: heroReveal 1s ease forwards 0.4s;
}

.hero-lead {
    max-width: 700px;
    margin: 0 auto 60px;
    color: var(--text-black);
    font-size: clamp(20px, 2vw, 22px);
    line-height: 1.6;
    font-weight: 500;
    text-align: center;
    opacity: 0;
    animation: heroReveal 1s ease forwards 0.6s;
    text-shadow:
        2px 2px 4px rgba(211, 210, 210, 0.9),
        -1px -1px 0px rgba(255, 255, 255, 0.5),
        0px 0px 10px rgba(255, 255, 255, 0.8);
}

@keyframes heroReveal {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}

.hero-container > * {
    animation: heroReveal 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* === CAROUSEL === */
.cov-container {
    position: relative;
    z-index: 10;
    width: 100%;
    flex: 1;
    min-height: 0;
    overflow: hidden;
    padding: 0 10%;
}

.cov-stage {
    position: relative;
    width: 100%;
    height: 100%;
}

.cov-item {
    position: absolute;
    top: 2%;
    left: 50%;
    height: 96%;
    aspect-ratio: 9 / 19;
    width: auto;
    border-radius: 22px;
    overflow: hidden;
    box-shadow: 0 16px 56px rgba(0, 0, 0, 0.75);
    border: 2px solid rgba(255, 255, 255, 0.12);
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                opacity  0.6s ease;
    will-change: transform, opacity;
}

.cov-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    pointer-events: none;
}

.cov-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 20;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.38);
    color: #ffffff;
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    transition: background 0.25s ease, transform 0.2s ease;
}

.cov-btn:hover {
    background: rgba(255, 255, 255, 0.34);
    transform: translateY(-50%) scale(1.1);
}

/* === WEAPONS === */
.weapons-section {
    background: #f8f8f8;
    border-top: 1px solid #e0e0e0;
}

.weapon-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    width: 100%;
    margin-top: 16px;
}

.weapon-card {
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 20px;
    padding: 48px 32px;
    text-align: left;
    transition: border-color 0.25s ease, transform 0.25s ease;
}

.weapon-card:hover {
    border-color: #111;
    transform: translateY(-4px);
}

.weapon-num {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--p-green);
    margin-bottom: 20px;
}

.weapon-title {
    font-size: 18px;
    font-weight: 700;
    line-height: 1.5;
    margin-bottom: 16px;
}

.weapon-desc {
    font-size: 18px;
    line-height: 1.85;
    color: #252525;
}

/* === LANGUAGES + PRICING === */
.lang-section {
    background: #ffffff;
    border-top: 1px solid #e0e0e0;
}

.lang-lead {
    font-size: 25px;
    color: #001a25;
    margin-top: -20px;
    margin-bottom: 48px;
}

.lang-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    width: 100%;
    margin-bottom: 64px;
}

@media (max-width: 640px) {
    .lang-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.lang-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 8px;
    border: 1px solid #e8e8e8;
    border-radius: 12px;
    background: #b8d4b4;
}

.lang-flag {
    font-size: 28px;
    line-height: 1;
}

.lang-name {
    font-size: 11px;
    font-weight: 700;
    color: #333;
    letter-spacing: 0.05em;
}

.pricing-grid {
    display: flex;
    align-items: center;
    gap: 32px;
    width: 100%;
    max-width: 720px;
}

.price-card {
    flex: 1;
    border: 2px solid #e0e0e0;
    border-radius: 20px;
    padding: 40px 32px;
    text-align: center;
    background: #e5e5e5;
}

.price-card.accent {
    border-color: #111;
    background: #0a0a0a;
    color: #ffffff;
}

.price-tag {
    display: inline-block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.2em;
    padding: 4px 12px;
    border-radius: 100px;
    margin-bottom: 16px;
}

.price-tag.free {
    background: #c8fcdf;
    color: var(--p-green);
}

.price-tag.paid {
    background: #ffffff22;
    color: #aaa;
}

.price-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
}

.price-amount {
    font-family: 'JetBrains Mono', monospace;
    font-size: 52px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 16px;
}

.price-unit {
    font-size: 20px;
    font-weight: 400;
    opacity: 0.6;
}

.price-desc {
    font-size: 15px;
    line-height: 1.7;
    color: #141414;
}

.price-card.accent .price-desc {
    color: #efefef;
}

.price-features {
    list-style: none;
    margin-top: 56px;
    width: 100%;
    max-width: 720px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.price-features li {
    font-size: 18px;
    font-weight: 600;
    color: #222;
    padding: 16px 24px;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    background: #fafafa;
    text-align: left;
}

.price-divider {
    font-family: 'JetBrains Mono', monospace;
    font-size: 28px;
    font-weight: 700;
    color: #ccc;
    flex-shrink: 0;
}

/* === TRUST / CEO === */
.trust-section {
    background: #eaeaea;
    color: #fff;
    border-top: 1px solid #1a1a1a;
}

.trust-section .section-container {
    padding: 100px 5%;
}

.ceo-quote {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: clamp(18px, 2.5vw, 26px);
    font-weight: 700;
    line-height: 2;
    color: #141414;
    border: none;
    margin: 0 auto 32px;
    max-width: 800px;
    text-align: center;
}

.ceo-quote em {
    font-style: normal;
    color: var(--p-green);
}

.ceo-name {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    color: #555;
    letter-spacing: 0.1em;
    margin-bottom: 64px;
}

.ciec-block {
    border-top: 1px solid #1e1e1e;
    padding-top: 48px;
    max-width: 600px;
    text-align: center;
}

.ciec-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--p-green);
    margin-bottom: 12px;
}

.ciec-text {
    font-size: 15px;
    color: #666;
    line-height: 1.7;
}

/* === FOOTER === */
footer {
    background-color: var(--p-green);
    padding: 80px 40px;
    color: #fff;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    font-size: 12px;
    margin-bottom: 20px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
}

.corporate-link {
    margin-bottom: 20px;
    font-size: 14px;
    font-weight: 700;
}

.corporate-link a {
    color: #fff;
    text-decoration: underline;
}

.copyright {
    font-size: 11px;
    opacity: 0.5;
    font-family: 'JetBrains Mono';
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .hero-title {
        font-size: clamp(54px, 18vw, 90px);
        line-height: 1.1;
    }

    .weapon-grid {
        grid-template-columns: 1fr;
    }

    .lang-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .pricing-grid {
        flex-direction: column;
        gap: 16px;
    }

    .price-divider {
        transform: rotate(90deg);
    }
}

@media (max-width: 640px) {
    .hero-product {
        min-height: 0;
    }

    .hero-product > .hero {
        padding-top: 80px;
    }

    .hero-product .section-container {
        padding-top: 12px;
        padding-bottom: 4px;
    }

    .cov-btn {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

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

    .price-card {
        padding: 28px 20px;
    }

    .price-amount {
        font-size: 40px;
    }

    .ceo-quote {
        font-size: 16px;
    }
}