/* BONUS LP CSS */

/* --------------------------------------
Base settings
---------------------------------------*/
* {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    -o-box-sizing: border-box;
    -ms-box-sizing: border-box;
    box-sizing: border-box;
}

body {
    font-family: "Noto Sans JP", "游ゴシック体", "Yu Gothic", YuGothic, "ヒラギノ角ゴ Pro W6", "HIragino Kaku Gothic Pro", メイリオ, Meiryo, sans-serif;
    text-align: left;
    color: #0a0a0a;
    font-size: 15px;
    line-height: 1.9;
    position: relative;
    width: 100%;
    overflow-x: hidden;
    margin: 0;
    letter-spacing: 0.03em;
}

.bg-gray {
    background: #1a1a1f;
    color: #8a8a8a;
    padding-bottom: 5rem;
}

.bg-gray h2 {
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.15);
    margin-bottom: 2rem;
    color: #ccc;
}

.bg-gray h3 {
    color: #aaa;
    margin-bottom: 1rem;
}

.bg-gray ol {
    padding-left: 1.5em;
}

.bg-gray li {
    margin-bottom: 0.5rem;
}

::selection {
    background: #2a996833;
}

::placeholder {
    color: #999;
}

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

p {
    margin: 0;
}

h1, h2, h3, h4 {
    margin: 0;
}

a {
    text-decoration: none;
    transition: all 0.3s ease;
}

/* --------------------------------------
Layout
---------------------------------------*/
.wrapper {
    max-width: 960px;
    width: 90%;
    margin: 0 auto;
    position: relative;
}

.box {
    padding-top: 50px;
    padding-bottom: 50px;
}

/*-------- flexbox --------*/
.flexbox {
    justify-content: space-between;
    display: flex;
    flex-wrap: wrap;
}

.flexbox.col2 > .item {
    width: 48%;
}

.flexbox.col3 > .item {
    width: 31%;
}

/* --------------------------------------
Utility
---------------------------------------*/
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-left {
    text-align: left;
}

/* --------------------------------------
Header
---------------------------------------*/
header {
    background: #0d0d0d;
    padding: clamp(8px, 3vw, 18px) clamp(12px, 4vw, 24px);
    border-bottom: 1px solid rgba(42, 153, 104, 0.3);
}

.logo {
    line-height: 0;
    text-align: center;
}

.logo img {
    line-height: 1;
    width: clamp(90px, 9vw, 150px);
    height: auto;
}

/* --------------------------------------
Main Visual
---------------------------------------*/
.mv {
    background: rgba(10, 10, 10, 0.95);
    background-image: radial-gradient(rgba(255,255,255,0.07) 1px, transparent 1px);
    background-size: 3px 3px;
    position: relative;
    max-height: 560px;
    overflow: hidden;
    width: 100%;
}

.mv:after {
    content: '';
    display: block;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 1);
    position: absolute;
    top: 0;
    z-index: -1;
}

.mv video {
    width: 100%;
    height: auto;
    opacity: 0.2;
    filter: brightness(0.8) contrast(1.1);
}

.mv .content {
    position: absolute;
    z-index: 1;
    color: #fff;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    margin: 0 auto;
    width: 90%;
}

.mv-label {
    display: inline-block;
    background: rgba(42, 153, 104, 0.2);
    border: 1px solid rgba(42, 153, 104, 0.6);
    color: #4dd89a;
    font-size: 0.8rem;
    padding: 4px 20px;
    border-radius: 30px;
    margin-bottom: 16px;
    letter-spacing: 0.1em;
    font-weight: bold;
}

.mv .content h2 {
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1.4;
    margin-bottom: 12px;
    letter-spacing: 0.02em;
}

.highlight {
    color: #4dd89a;
    font-size: 1.15em;
}

.mv-sub {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 8px;
}

/* --------------------------------------
Button
---------------------------------------*/
.btn {
    display: inline-block;
    margin-top: 24px;
    color: #fff;
    text-align: center;
    padding: 14px 40px;
    min-width: 220px;
    position: relative;
    font-weight: 700;
    border-radius: 6px;
    background: linear-gradient(135deg, #1fa868, #2a9968);
    font-size: 1.15rem;
    letter-spacing: 0.05em;
    box-shadow: 0 4px 20px rgba(42, 153, 104, 0.35);
    transition: all 0.3s ease;
}

.btn:hover {
    opacity: 0.9;
    box-shadow: 0 6px 28px rgba(42, 153, 104, 0.5);
    transform: translateY(-1px);
}

.btn-bottom {
    display: block;
    width: clamp(200px, 60%, 400px);
    margin: 0 auto;
    text-align: center;
}

/* --------------------------------------
Features Section
---------------------------------------*/
.features-section {
    background: #f7f8fa;
    border-top: 3px solid #2a9968;
}

.section-title {
    text-align: center;
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 40px;
    color: #1a1a1a;
    letter-spacing: 0.02em;
}

.section-title .accent {
    color: #2a9968;
    font-size: 1.2em;
}

.feature-card {
    text-align: center;
    background: #fff;
    border-radius: 10px;
    padding: 32px 20px 28px;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.feature-num {
    font-size: 2.4rem;
    font-weight: 900;
    color: #2a9968;
    opacity: 0.25;
    line-height: 1;
    margin-bottom: 12px;
    font-family: "Helvetica Neue", Arial, sans-serif;
}

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1.6;
    margin-bottom: 12px;
    color: #1a1a1a;
}

.em-text {
    color: #2a9968;
    font-size: 1.3em;
    font-weight: 800;
}

.feature-desc {
    font-size: 0.85rem;
    color: #666;
    line-height: 1.7;
}

/* --------------------------------------
Footer
---------------------------------------*/
footer {
    background: #0d0d0d;
    color: #fff;
    border-top: 1px solid rgba(42, 153, 104, 0.2);
}

footer .flexbox {
    align-items: center;
}

footer h2 {
    font-size: 1.5rem;
    font-weight: 800;
    line-height: 1.4;
}

.footer-label {
    display: inline-block;
    color: #4dd89a;
    font-size: 0.78rem;
    font-weight: bold;
    letter-spacing: 0.08em;
    margin-bottom: 6px;
    border: 1px solid rgba(42, 153, 104, 0.4);
    padding: 2px 12px;
    border-radius: 3px;
}

.footer-sub {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 6px;
}

footer .btn {
    width: 100%;
    display: block;
    text-align: center;
}

/* --------------------------------------
SP (responsive)
---------------------------------------*/
@media screen and (max-width: 960px) {
    .flexbox {
        display: block;
    }

    .flexbox .item {
        width: 100% !important;
    }

    .mv {
        max-height: inherit;
        overflow: hidden;
        width: 100%;
        text-align: center;
        min-height: 75vh;
    }

    .mv video {
        position: absolute;
        display: block;
        height: 100vh;
        width: auto;
        min-width: 100%;
        top: 0;
        left: 50%;
        transform: translate(-50%, 0%);
    }

    .mv .content {
        top: 50%;
        left: 0%;
        right: 0%;
        transform: translate(0%, -50%);
    }

    .mv .content h2 {
        font-size: 1.4rem;
    }

    .mv-sub {
        font-size: 0.82rem;
    }

    .section-title {
        font-size: 1.3rem;
    }

    .feature-card {
        margin-bottom: 16px;
        padding: 24px 16px 20px;
    }

    .feature-card h3 {
        font-size: 1rem;
    }

    footer {
        text-align: center;
    }

    footer h2 {
        font-size: 1.15rem;
    }

    footer p {
        margin-bottom: 3vw;
    }

    .btn {
        font-size: 1.05rem;
        padding: 12px 24px;
    }

    .btn-bottom {
        width: 80%;
    }
}