/* =========================================
    6. Problems (お悩みセクション)
========================================= */
.problems {
    padding: 60px 20px;
    background-color: var(--bg-surface);
    position: relative;
    text-align: center;
}

.problem-wrap {
    max-width: 650px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.problem-list {
    list-style: none;
    background: #fff;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
    text-align: left;
}

.problem-list::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--primary-orange);
}

.problem-list li {
    position: relative;
    padding-left: 35px;
    margin-bottom: 25px;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.6;
    letter-spacing: 0.02em;
}

.problem-list li:last-child {
    margin-bottom: 0;
}

.problem-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 4px;
    width: 22px;
    height: 22px;
    background-color: #fff5ec;
    border-radius: 50%;
    border: 2px solid var(--primary-orange);
}

.problem-list li::after {
    content: '';
    position: absolute;
    left: 8px;
    top: 9px;
    width: 5px;
    height: 10px;
    border-right: 2px solid var(--primary-orange);
    border-bottom: 2px solid var(--primary-orange);
    transform: rotate(45deg);
}

.marker {
    background: linear-gradient(transparent 60%, rgba(255, 122, 0, 0.3) 60%);
    display: inline;
    padding: 0 2px;
}

.problem-solution {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    margin-top: -10px;
    position: relative;
    z-index: 2;
}

.triangle-down {
    width: 0;
    height: 0;
    border-left: 20px solid transparent;
    border-right: 20px solid transparent;
    border-top: 25px solid #fff;
    margin: 0 auto 20px;
    filter: drop-shadow(0 5px 10px rgba(0, 0, 0, 0.06));
}

.solution-sub {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-muted);
    margin-bottom: 5px;
    letter-spacing: 0.1em;
}

.solution-main {
    font-size: clamp(20px, 5vw, 28px);
    font-weight: 900;
    color: var(--text-main);
    letter-spacing: 0.05em;
}

.solution-main span {
    color: var(--primary-orange);
    font-size: 1.3em;
    display: inline-block;
    margin: 0 5px;
    text-shadow: 0 2px 10px rgba(255, 122, 0, 0.2);
}