/* --- About Hero Title Section (Reused Style) --- */
main {
    padding: 0;
    margin: 0;
}
.about-hero-title {
    display: contents;
}

.about-hero-title h1 {
    width: 100%;
    background: var(--glass-bg, rgba(255, 255, 255, 0.4));
    backdrop-filter: var(--glass-blur, blur(12px));
    -webkit-backdrop-filter: var(--glass-blur, blur(12px));
    padding: 30px 20px 10px 20px;
    text-align: center;
    margin: 0;
    font-size: 3rem;
    color: var(--dark-text);
    text-shadow: 0 2px 10px rgba(255, 255, 255, 0.8);
}

.breadcrumb {
    width: 100%;
    background: var(--glass-bg, rgba(255, 255, 255, 0.4));
    backdrop-filter: var(--glass-blur, blur(12px));
    -webkit-backdrop-filter: var(--glass-blur, blur(12px));
    border-bottom: var(--glass-border-light, 1px solid rgba(255, 255, 255, 0.8));
    padding: 15px 20px;
    text-align: center;
    margin-bottom: 60px;
    position: sticky;
    top: 115px;
    z-index: 15;
    box-shadow: var(--glass-shadow, 0 8px 32px 0 rgba(31, 38, 135, 0.1));
    font-size: 0.9rem;
    color: var(--dark-text);
    font-weight: 500;
}

.breadcrumb a {
    text-decoration: none;
    color: var(--dark-text);
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: var(--primary-color);
}

.breadcrumb i {
    margin: 0 8px;
    color: var(--primary-color);
    font-size: 0.7rem;
}

.breadcrumb span {
    color: var(--primary-color);
    font-weight: bold;
}

/* --- 404 Error Section --- */
.error-404-section {
    padding: 40px 20px 120px 20px;
    text-align: center;
}

.error-404-section .container {
    max-width: 800px;
    margin: 0 auto;
}

.error-glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-top: 1px solid rgba(255, 255, 255, 0.8);
    border-left: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: 20px;
    padding: 60px 40px;
    box-shadow: var(--glass-shadow);
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.error-glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(31, 38, 135, 0.15);
}

.error-code {
    font-size: 8rem;
    font-weight: 900;
    margin: 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, #ffb74d 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 10px 20px rgba(231, 114, 12, 0.2);
    line-height: 1;
}

.error-glass-card h2 {
    font-size: 2.2rem;
    color: var(--dark-text);
    margin-top: 20px;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(255, 255, 255, 0.8);
}

.error-glass-card p {
    font-size: 1.1rem;
    color: var(--dark-text);
    line-height: 1.6;
    margin-bottom: 40px;
    font-weight: 500;
}

.back-home-btn {
    display: inline-block;
    padding: 15px 35px;
    background-color: var(--primary-color);
    color: #fff;
    text-decoration: none;
    border-radius: 30px;
    font-size: 1rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(231, 114, 12, 0.4);
}

.back-home-btn:hover {
    background-color: var(--dark-primary-color);
    box-shadow: 0 8px 25px rgba(231, 114, 12, 0.5);
    transform: translateY(-3px);
}

/* --- Responsive Adjustments --- */
@media (max-width: 430px) {
    .error-404-section {
        padding: 20px 15px 80px 15px;
    }
    .error-glass-card {
        padding: 40px 20px;
    }
    .error-code {
        font-size: 5rem;
    }
    .error-glass-card h2 {
        font-size: 1.6rem;
    }
    .error-glass-card p {
        font-size: 0.95rem;
    }
    .back-home-btn {
        padding: 12px 25px;
        font-size: 0.9rem;
    }
    .breadcrumb {
        top: 155px;
    }
}