html, body {
    margin: 0;
    padding: 0;
    background: #fff;
    overflow-x: hidden;
    font-family: "Noto Sans JP", sans-serif;
    font-size: 1rem;
    line-height: 1.6;
}
img {
    display: block;
    width: 100%;
    height: auto;
}
.lp-wrap {
    max-width: 480px;
    margin: 0 auto;
    padding-bottom: 5rem;
}
@media (min-width: 640px) {
    .lp-wrap { padding-bottom: 6rem; }
}

/* フローティングCTA */
.cta-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 50;
    transform: translateY(100%);
    opacity: 0;
    transition: transform .3s, opacity .3s;
}
.cta-bar.is-visible {
    transform: translateY(0);
    opacity: 1;
}
.cta-inner {
    position: relative;
    max-width: 480px;
    margin: 0 auto;
    padding: 2rem 1rem 1.25rem;
}
.cta-badge {
    position: absolute;
    top: -0.25rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    animation: cta-bounce 2s ease-in-out infinite;
}
.cta-badge-inner {
    position: relative;
    background: #facc15;
    color: #111;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    border: 2px solid #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,.12);
    white-space: nowrap;
}
.cta-badge-arrow {
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 12px;
    height: 12px;
    background: #facc15;
    border-bottom: 2px solid #fff;
    border-right: 2px solid #fff;
}
.cta-btn-outer {
    background: linear-gradient(90deg, #06C755, #48E586, #06C755);
    border-radius: 9999px;
    padding: 2px;
    box-shadow: 0 4px 14px rgba(6,199,85,.3);
}
.cta-link {
    display: block;
    text-decoration: none;
}
.cta-btn {
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, #06C755, #049B42);
    border-radius: 9999px;
    height: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 1.5rem;
    text-decoration: none;
    color: #fff;
    font-size: 1.125rem;
    font-weight: 900;
    letter-spacing: .05em;
}
.cta-btn svg { flex-shrink: 0; }
.cta-btn svg.line-icon { width: 1.75rem; height: 1.75rem; margin-right: .5rem; }
.cta-btn svg.arrow-icon { width: 1.25rem; height: 1.25rem; margin-left: .25rem; }
.cta-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.3), transparent);
    animation: cta-shine 3s ease-in-out infinite;
}
@keyframes cta-bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-6px); }
}
@keyframes cta-shine {
    0% { left: -100%; }
    50%, 100% { left: 150%; }
}

/* フッター */
.lp-footer {
    padding: 2.5rem 1.5rem 7rem;
    background: #fff;
    border-top: 1px solid #f3f4f6;
    text-align: center;
}
@media (min-width: 640px) {
    .lp-footer { padding-bottom: 6rem; }
}
.lp-footer nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: .12em;
}
@media (min-width: 640px) {
    .lp-footer nav { font-size: 1.125rem; }
}
.lp-footer a {
    color: #9ca3af;
    text-decoration: none;
    transition: color .2s;
}
.lp-footer a:hover { color: #1CA2C8; }
.lp-footer .copy {
    font-size: 0.625rem;
    color: #9ca3af;
    letter-spacing: .1em;
    text-transform: uppercase;
}