.profile-hero {
background: linear-gradient(135deg, #eff6ff 0%, #ffffff 75%);
padding: 65px 0 55px;
border-bottom: 1px solid #e5edf7;
}

.breadcrumbs {
display: flex;
flex-wrap: wrap;
align-items: center;
gap: 10px;
margin-bottom: 28px;
color: #64748b;
font-size: 13px;
}

.breadcrumbs a {
color: #2563eb;
text-decoration: none;
}

.breadcrumbs a:hover,
.text-link:hover {
text-decoration: underline;
}

.section-label {
display: inline-block;
color: #2563eb;
font-size: 12px;
font-weight: 800;
letter-spacing: 1.4px;
margin-bottom: 14px;
}

.profile-hero h1 {
max-width: 760px;
color: #102a56;
font-size: clamp(32px, 5vw, 48px);
line-height: 1.15;
margin: 0 0 18px;
}

.profile-hero p {
max-width: 720px;
color: #52647d;
font-size: 17px;
line-height: 1.8;
margin: 0;
}

.profile-content {
padding: 55px 0 80px;
}

.profile-layout {
display: grid;
grid-template-columns: minmax(0, 1fr) 260px;
gap: 45px;
align-items: start;
}

.profile-article {
min-width: 0;
color: #334155;
line-height: 1.8;
}

.profile-article h2 {
color: #102a56;
font-size: 25px;
line-height: 1.35;
margin: 42px 0 15px;
}

.profile-article h2:first-of-type {
margin-top: 35px;
}

.profile-article p {
margin: 0 0 17px;
}

.profile-article ul {
padding-left: 22px;
margin: 15px 0 25px;
}

.profile-article li {
margin-bottom: 10px;
}

.notice-box {
padding: 22px 24px;
background: #eff6ff;
border: 1px solid #bfdbfe;
border-left: 4px solid #2563eb;
border-radius: 10px;
margin-bottom: 30px;
}

.notice-box strong {
display: block;
color: #17418a;
margin-bottom: 7px;
}

.notice-box p {
margin: 0;
color: #405575;
}

.warning-box {
background: #fff8eb;
border-color: #f5d69a;
border-left-color: #d99118;
}

.warning-box strong {
color: #8a5708;
}

.profile-field {
padding: 20px 22px;
margin: 16px 0;
background: #ffffff;
border: 1px solid #e5eaf1;
border-radius: 11px;
}

.profile-field h3 {
color: #173b73;
font-size: 17px;
margin: 0 0 8px;
}

.profile-field p {
margin: 0 0 10px;
}

.profile-field p:last-child {
margin-bottom: 0;
}

.text-link {
display: inline-block;
color: #2563eb;
font-weight: 700;
font-size: 14px;
text-decoration: none;
}

.profile-list {
color: #40516a;
}

.related-links {
display: grid;
grid-template-columns: repeat(2, minmax(0, 1fr));
gap: 14px;
margin-top: 20px;
}

.related-links a {
display: block;
padding: 17px;
background: #ffffff;
border: 1px solid #e5eaf1;
border-radius: 10px;
text-decoration: none;
transition: border-color 0.2s ease, transform 0.2s ease;
}

.related-links a:hover {
border-color: #93b8f8;
transform: translateY(-2px);
}

.related-links span {
display: block;
color: #17418a;
font-weight: 700;
margin-bottom: 5px;
}

.related-links small {
display: block;
color: #64748b;
line-height: 1.6;
}

.support-box {
padding: 28px;
margin-top: 45px;
background: #f1f6ff;
border: 1px solid #d9e7ff;
border-radius: 13px;
}

.support-box h2 {
margin: 0 0 10px;
font-size: 23px;
}

.support-box p {
color: #53657e;
}

.support-button {
display: inline-block;
padding: 12px 20px;
background: #2563eb;
color: #ffffff;
border-radius: 7px;
text-decoration: none;
font-weight: 700;
}

.support-button:hover {
background: #1749b5;
}

.article-navigation {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 15px;
margin-top: 45px;
padding-top: 25px;
border-top: 1px solid #e5eaf1;
}

.article-navigation a {
display: flex;
flex-direction: column;
gap: 6px;
padding: 16px;
border: 1px solid #e5eaf1;
border-radius: 9px;
text-decoration: none;
}

.article-navigation a:last-child {
text-align: right;
}

.article-navigation small {
color: #64748b;
font-size: 10px;
font-weight: 800;
letter-spacing: 1px;
}

.article-navigation span {
color: #17418a;
font-weight: 700;
}

.profile-sidebar {
position: sticky;
top: 25px;
}

.sidebar-card {
padding: 22px;
margin-bottom: 18px;
background: #ffffff;
border: 1px solid #e5eaf1;
border-radius: 11px;
}

.sidebar-card h3 {
color: #102a56;
font-size: 17px;
margin: 0 0 15px;
}

.sidebar-card > a {
display: block;
padding: 9px 0;
color: #52647d;
text-decoration: none;
font-size: 14px;
border-bottom: 1px solid #f0f2f6;
}

.sidebar-card > a:last-child {
border-bottom: 0;
}

.sidebar-card > a:hover {
color: #2563eb;
}

.help-card {
background: #f1f6ff;
border-color: #d9e7ff;
}

.help-card p {
color: #52647d;
font-size: 14px;
line-height: 1.7;
}

.help-card > a {
color: #2563eb;
font-weight: 700;
border: 0;
}

@media (max-width: 850px) {
.profile-layout {
grid-template-columns: 1fr;
gap: 30px;
}

.profile-sidebar {
position: static;
display: grid;
grid-template-columns: repeat(2, minmax(0, 1fr));
gap: 15px;
}

.sidebar-card {
margin-bottom: 0;
}
}

@media (max-width: 600px) {
.profile-hero {
padding: 42px 0 38px;
}

.profile-content {
padding: 38px 0 55px;
}

.profile-article h2 {
font-size: 22px;
}

.related-links,
.article-navigation,
.profile-sidebar {
grid-template-columns: 1fr;
}

.article-navigation a:last-child {
text-align: left;
}

.profile-field,
.notice-box,
.support-box {
padding: 18px;
}
}