/*
    Hestia's Definitive Blueprint for the "Monument of Reflection"
    --------------------------------------------------------------
    File: problem2022.css
    Role: To create a solemn, sincere, and dignified space for reflection and pledge.
*/

/* --- [I] The Monument's Gate: Hero Section --- */
.hero-problem {
    min-height: 400px;
    /* 深い、霧の中にある、一筋の、光 */
    background-image: linear-gradient(to bottom, rgba(0,0,0,0.8), rgba(50,50,50,0.6)), url('../images/common/problem-hero.jpg');
    display: flex;
    align-items: center;
    padding: 4rem 0;
}
.hero-problem .project-title {
    font-family: 'Noto Serif JP', serif;
    font-weight: 700;
    color: white;
    margin: 0 0 1rem 0;
    border-left: 4px solid #d32f2f; /* 警告と、決意の、赤 */
}
.hero-problem .project-catchcopy {
    font-family: 'Noto Serif JP', serif;
    font-size: 1.2rem;
    color: #e0e0e0;
    opacity: 1;
}

/* --- [II] The Body of the Monument --- */
.problem-body {
    padding: 5rem 0;
    background-color: #ffffff;
    font-family: 'Noto Serif JP', serif; /* 全体を、明朝体で */
    color: #333;
    line-height: 2;
}
.problem-body .container {
    max-width: 800px; /* 読むことに、集中できる、幅 */
}

.problem-intro {
    margin-bottom: 5rem;
}
.intro-heading {
    font-size: 1.5rem;
    border-bottom: 1px solid #333;
    padding-bottom: 1rem;
    margin-bottom: 2rem;
}

.problem-section {
    margin-bottom: 6rem;
}
.section-title {
    text-align: center;
    font-size: 2rem;
    color: #333;
    margin-bottom: 3rem;
}
.section-title span {
    font-family: var(--font-family-base); /* 英語部分は、ゴシックで、アクセント */
    font-size: 1rem;
    color: #777;
    display: block;
    margin-top: 0.5rem;
}

/* --- [III] The Facts and Causes --- */
.fact-box {
    background-color: #f8f9fa;
    padding: 3rem;
    border-radius: 4px;
    border-left: 4px solid #333;
}
.fact-box ul {
    margin: 2rem 0;
    padding-left: 1.5rem;
}
.fact-box li {
    margin-bottom: 1rem;
}
.fact-note {
    font-size: 0.9rem;
    color: #555;
    margin-top: 2rem;
}

.cause-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}
@media (min-width: 768px) { .cause-grid { grid-template-columns: 1fr 1fr 1fr; } }
.cause-item {
    background-color: #fff;
    padding: 1rem;
    border: 1px solid #e0e0e0;
}
.cause-item h3 {
    font-size: 1.2rem;
    margin: 0 0 1rem 0;
    border-bottom: 2px solid #d32f2f;
    display: inline-block;
    padding-bottom: 0.3rem;
}
.cause-item p {
    font-size: 0.95rem;
    text-align: justify;
}

/* --- [IV] The Pledge --- */
.pledge-lead {
    text-align: center;
    font-size: 1.2rem;
    font-weight: bold;
    margin-bottom: 3rem;
}
.pledge-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 4rem;
}
.pledge-item h4 {
    font-size: 1.3rem;
    margin: 0 0 0.5rem 0;
    color: var(--color-primary);
}

.declaration-box {
    background-color: #333;
    color: white;
    padding: 4rem 2rem;
    text-align: center;
    border-radius: 8px;
}
.declaration-box h3 {
    font-size: 1.5rem;
    margin: 0 0 2rem 0;
    color: #d32f2f; /* 決意の赤 */
}
.declaration-box p {
    font-size: 1.2rem;
    font-weight: bold;
    line-height: 2;
}
.declaration-date {
    font-size: 0.9rem;
    font-weight: normal;
    margin-top: 2rem;
    opacity: 0.7;
}

.report-link-section {
    text-align: center;
    margin-top: 4rem;
    padding-top: 4rem;
    border-top: 1px solid #e0e0e0;
}
.cta-button.secondary {
    border: 1px solid #333;
    color: #333;
    background: transparent;
}
.cta-button.secondary:hover {
    background: #333;
    color: white;
}

.problem-footer {
    text-align: right;
    margin-top: 4rem;
    font-weight: bold;
}